[ Index ]

PHP Cross Reference of WordPress Trunk (Updated Daily)

Search

title

Body

[close]

/wp-includes/ -> deprecated.php (source)

   1  <?php
   2  /**
   3   * Deprecated functions from past WordPress versions. You shouldn't use these
   4   * functions and look for the alternatives instead. The functions will be
   5   * removed in a later version.
   6   *
   7   * @package WordPress
   8   * @subpackage Deprecated
   9   */
  10  
  11  /*
  12   * Deprecated functions come here to die.
  13   */
  14  
  15  /**
  16   * Retrieves all post data for a given post.
  17   *
  18   * @since 0.71
  19   * @deprecated 1.5.1 Use get_post()
  20   * @see get_post()
  21   *
  22   * @param int $postid Post ID.
  23   * @return array Post data.
  24   */
  25  function get_postdata($postid) {
  26      _deprecated_function( __FUNCTION__, '1.5.1', 'get_post()' );
  27  
  28      $post = get_post($postid);
  29  
  30      $postdata = array (
  31          'ID' => $post->ID,
  32          'Author_ID' => $post->post_author,
  33          'Date' => $post->post_date,
  34          'Content' => $post->post_content,
  35          'Excerpt' => $post->post_excerpt,
  36          'Title' => $post->post_title,
  37          'Category' => $post->post_category,
  38          'post_status' => $post->post_status,
  39          'comment_status' => $post->comment_status,
  40          'ping_status' => $post->ping_status,
  41          'post_password' => $post->post_password,
  42          'to_ping' => $post->to_ping,
  43          'pinged' => $post->pinged,
  44          'post_type' => $post->post_type,
  45          'post_name' => $post->post_name
  46      );
  47  
  48      return $postdata;
  49  }
  50  
  51  /**
  52   * Sets up the WordPress Loop.
  53   *
  54   * Use The Loop instead.
  55   *
  56   * @link https://developer.wordpress.org/themes/basics/the-loop/
  57   *
  58   * @since 1.0.1
  59   * @deprecated 1.5.0
  60   *
  61   * @global WP_Query $wp_query WordPress Query object.
  62   */
  63  function start_wp() {
  64      global $wp_query;
  65  
  66      _deprecated_function( __FUNCTION__, '1.5.0', __('new WordPress Loop') );
  67  
  68      // Since the old style loop is being used, advance the query iterator here.
  69      $wp_query->next_post();
  70  
  71      setup_postdata( get_post() );
  72  }
  73  
  74  /**
  75   * Returns or prints a category ID.
  76   *
  77   * @since 0.71
  78   * @deprecated 0.71 Use get_the_category()
  79   * @see get_the_category()
  80   *
  81   * @param bool $display Optional. Whether to display the output. Default true.
  82   * @return int Category ID.
  83   */
  84  function the_category_ID($display = true) {
  85      _deprecated_function( __FUNCTION__, '0.71', 'get_the_category()' );
  86  
  87      // Grab the first cat in the list.
  88      $categories = get_the_category();
  89      $cat = $categories[0]->term_id;
  90  
  91      if ( $display )
  92          echo $cat;
  93  
  94      return $cat;
  95  }
  96  
  97  /**
  98   * Prints a category with optional text before and after.
  99   *
 100   * @since 0.71
 101   * @deprecated 0.71 Use get_the_category_by_ID()
 102   * @see get_the_category_by_ID()
 103   *
 104   * @param string $before Optional. Text to display before the category. Default empty.
 105   * @param string $after  Optional. Text to display after the category. Default empty.
 106   */
 107  function the_category_head( $before = '', $after = '' ) {
 108      global $currentcat, $previouscat;
 109  
 110      _deprecated_function( __FUNCTION__, '0.71', 'get_the_category_by_ID()' );
 111  
 112      // Grab the first cat in the list.
 113      $categories = get_the_category();
 114      $currentcat = $categories[0]->category_id;
 115      if ( $currentcat != $previouscat ) {
 116          echo $before;
 117          echo get_the_category_by_ID($currentcat);
 118          echo $after;
 119          $previouscat = $currentcat;
 120      }
 121  }
 122  
 123  /**
 124   * Prints a link to the previous post.
 125   *
 126   * @since 1.5.0
 127   * @deprecated 2.0.0 Use previous_post_link()
 128   * @see previous_post_link()
 129   *
 130   * @param string $format
 131   * @param string $previous
 132   * @param string $title
 133   * @param string $in_same_cat
 134   * @param int    $limitprev
 135   * @param string $excluded_categories
 136   */
 137  function previous_post($format='%', $previous='previous post: ', $title='yes', $in_same_cat='no', $limitprev=1, $excluded_categories='') {
 138  
 139      _deprecated_function( __FUNCTION__, '2.0.0', 'previous_post_link()' );
 140  
 141      if ( empty($in_same_cat) || 'no' == $in_same_cat )
 142          $in_same_cat = false;
 143      else
 144          $in_same_cat = true;
 145  
 146      $post = get_previous_post($in_same_cat, $excluded_categories);
 147  
 148      if ( !$post )
 149          return;
 150  
 151      $string = '<a href="'.get_permalink($post->ID).'">'.$previous;
 152      if ( 'yes' == $title )
 153          $string .= apply_filters('the_title', $post->post_title, $post->ID);
 154      $string .= '</a>';
 155      $format = str_replace('%', $string, $format);
 156      echo $format;
 157  }
 158  
 159  /**
 160   * Prints link to the next post.
 161   *
 162   * @since 0.71
 163   * @deprecated 2.0.0 Use next_post_link()
 164   * @see next_post_link()
 165   *
 166   * @param string $format
 167   * @param string $next
 168   * @param string $title
 169   * @param string $in_same_cat
 170   * @param int $limitnext
 171   * @param string $excluded_categories
 172   */
 173  function next_post($format='%', $next='next post: ', $title='yes', $in_same_cat='no', $limitnext=1, $excluded_categories='') {
 174      _deprecated_function( __FUNCTION__, '2.0.0', 'next_post_link()' );
 175  
 176      if ( empty($in_same_cat) || 'no' == $in_same_cat )
 177          $in_same_cat = false;
 178      else
 179          $in_same_cat = true;
 180  
 181      $post = get_next_post($in_same_cat, $excluded_categories);
 182  
 183      if ( !$post    )
 184          return;
 185  
 186      $string = '<a href="'.get_permalink($post->ID).'">'.$next;
 187      if ( 'yes' == $title )
 188          $string .= apply_filters('the_title', $post->post_title, $post->ID);
 189      $string .= '</a>';
 190      $format = str_replace('%', $string, $format);
 191      echo $format;
 192  }
 193  
 194  /**
 195   * Whether user can create a post.
 196   *
 197   * @since 1.5.0
 198   * @deprecated 2.0.0 Use current_user_can()
 199   * @see current_user_can()
 200   *
 201   * @param int $user_id
 202   * @param int $blog_id Not Used
 203   * @param int $category_id Not Used
 204   * @return bool
 205   */
 206  function user_can_create_post($user_id, $blog_id = 1, $category_id = 'None') {
 207      _deprecated_function( __FUNCTION__, '2.0.0', 'current_user_can()' );
 208  
 209      $author_data = get_userdata($user_id);
 210      return ($author_data->user_level > 1);
 211  }
 212  
 213  /**
 214   * Whether user can create a post.
 215   *
 216   * @since 1.5.0
 217   * @deprecated 2.0.0 Use current_user_can()
 218   * @see current_user_can()
 219   *
 220   * @param int $user_id
 221   * @param int $blog_id Not Used
 222   * @param int $category_id Not Used
 223   * @return bool
 224   */
 225  function user_can_create_draft($user_id, $blog_id = 1, $category_id = 'None') {
 226      _deprecated_function( __FUNCTION__, '2.0.0', 'current_user_can()' );
 227  
 228      $author_data = get_userdata($user_id);
 229      return ($author_data->user_level >= 1);
 230  }
 231  
 232  /**
 233   * Whether user can edit a post.
 234   *
 235   * @since 1.5.0
 236   * @deprecated 2.0.0 Use current_user_can()
 237   * @see current_user_can()
 238   *
 239   * @param int $user_id
 240   * @param int $post_id
 241   * @param int $blog_id Not Used
 242   * @return bool
 243   */
 244  function user_can_edit_post($user_id, $post_id, $blog_id = 1) {
 245      _deprecated_function( __FUNCTION__, '2.0.0', 'current_user_can()' );
 246  
 247      $author_data = get_userdata($user_id);
 248      $post = get_post($post_id);
 249      $post_author_data = get_userdata($post->post_author);
 250  
 251      if ( (($user_id == $post_author_data->ID) && !($post->post_status == 'publish' && $author_data->user_level < 2))
 252              || ($author_data->user_level > $post_author_data->user_level)
 253              || ($author_data->user_level >= 10) ) {
 254          return true;
 255      } else {
 256          return false;
 257      }
 258  }
 259  
 260  /**
 261   * Whether user can delete a post.
 262   *
 263   * @since 1.5.0
 264   * @deprecated 2.0.0 Use current_user_can()
 265   * @see current_user_can()
 266   *
 267   * @param int $user_id
 268   * @param int $post_id
 269   * @param int $blog_id Not Used
 270   * @return bool
 271   */
 272  function user_can_delete_post($user_id, $post_id, $blog_id = 1) {
 273      _deprecated_function( __FUNCTION__, '2.0.0', 'current_user_can()' );
 274  
 275      // Right now if one can edit, one can delete.
 276      return user_can_edit_post($user_id, $post_id, $blog_id);
 277  }
 278  
 279  /**
 280   * Whether user can set new posts' dates.
 281   *
 282   * @since 1.5.0
 283   * @deprecated 2.0.0 Use current_user_can()
 284   * @see current_user_can()
 285   *
 286   * @param int $user_id
 287   * @param int $blog_id Not Used
 288   * @param int $category_id Not Used
 289   * @return bool
 290   */
 291  function user_can_set_post_date($user_id, $blog_id = 1, $category_id = 'None') {
 292      _deprecated_function( __FUNCTION__, '2.0.0', 'current_user_can()' );
 293  
 294      $author_data = get_userdata($user_id);
 295      return (($author_data->user_level > 4) && user_can_create_post($user_id, $blog_id, $category_id));
 296  }
 297  
 298  /**
 299   * Whether user can delete a post.
 300   *
 301   * @since 1.5.0
 302   * @deprecated 2.0.0 Use current_user_can()
 303   * @see current_user_can()
 304   *
 305   * @param int $user_id
 306   * @param int $post_id
 307   * @param int $blog_id Not Used
 308   * @return bool returns true if $user_id can edit $post_id's date
 309   */
 310  function user_can_edit_post_date($user_id, $post_id, $blog_id = 1) {
 311      _deprecated_function( __FUNCTION__, '2.0.0', 'current_user_can()' );
 312  
 313      $author_data = get_userdata($user_id);
 314      return (($author_data->user_level > 4) && user_can_edit_post($user_id, $post_id, $blog_id));
 315  }
 316  
 317  /**
 318   * Whether user can delete a post.
 319   *
 320   * @since 1.5.0
 321   * @deprecated 2.0.0 Use current_user_can()
 322   * @see current_user_can()
 323   *
 324   * @param int $user_id
 325   * @param int $post_id
 326   * @param int $blog_id Not Used
 327   * @return bool returns true if $user_id can edit $post_id's comments
 328   */
 329  function user_can_edit_post_comments($user_id, $post_id, $blog_id = 1) {
 330      _deprecated_function( __FUNCTION__, '2.0.0', 'current_user_can()' );
 331  
 332      // Right now if one can edit a post, one can edit comments made on it.
 333      return user_can_edit_post($user_id, $post_id, $blog_id);
 334  }
 335  
 336  /**
 337   * Whether user can delete a post.
 338   *
 339   * @since 1.5.0
 340   * @deprecated 2.0.0 Use current_user_can()
 341   * @see current_user_can()
 342   *
 343   * @param int $user_id
 344   * @param int $post_id
 345   * @param int $blog_id Not Used
 346   * @return bool returns true if $user_id can delete $post_id's comments
 347   */
 348  function user_can_delete_post_comments($user_id, $post_id, $blog_id = 1) {
 349      _deprecated_function( __FUNCTION__, '2.0.0', 'current_user_can()' );
 350  
 351      // Right now if one can edit comments, one can delete comments.
 352      return user_can_edit_post_comments($user_id, $post_id, $blog_id);
 353  }
 354  
 355  /**
 356   * Can user can edit other user.
 357   *
 358   * @since 1.5.0
 359   * @deprecated 2.0.0 Use current_user_can()
 360   * @see current_user_can()
 361   *
 362   * @param int $user_id
 363   * @param int $other_user
 364   * @return bool
 365   */
 366  function user_can_edit_user($user_id, $other_user) {
 367      _deprecated_function( __FUNCTION__, '2.0.0', 'current_user_can()' );
 368  
 369      $user  = get_userdata($user_id);
 370      $other = get_userdata($other_user);
 371      if ( $user->user_level > $other->user_level || $user->user_level > 8 || $user->ID == $other->ID )
 372          return true;
 373      else
 374          return false;
 375  }
 376  
 377  /**
 378   * Gets the links associated with category $cat_name.
 379   *
 380   * @since 0.71
 381   * @deprecated 2.1.0 Use get_bookmarks()
 382   * @see get_bookmarks()
 383   *
 384   * @param string $cat_name         Optional. The category name to use. If no match is found, uses all.
 385   *                                 Default 'noname'.
 386   * @param string $before           Optional. The HTML to output before the link. Default empty.
 387   * @param string $after            Optional. The HTML to output after the link. Default '<br />'.
 388   * @param string $between          Optional. The HTML to output between the link/image and its description.
 389   *                                 Not used if no image or $show_images is true. Default ' '.
 390   * @param bool   $show_images      Optional. Whether to show images (if defined). Default true.
 391   * @param string $orderby          Optional. The order to output the links. E.g. 'id', 'name', 'url',
 392   *                                 'description', 'rating', or 'owner'. Default 'id'.
 393   *                                 If you start the name with an underscore, the order will be reversed.
 394   *                                 Specifying 'rand' as the order will return links in a random order.
 395   * @param bool   $show_description Optional. Whether to show the description if show_images=false/not defined.
 396   *                                 Default true.
 397   * @param bool   $show_rating      Optional. Show rating stars/chars. Default false.
 398   * @param int    $limit            Optional. Limit to X entries. If not specified, all entries are shown.
 399   *                                 Default -1.
 400   * @param int    $show_updated     Optional. Whether to show last updated timestamp. Default 0.
 401   */
 402  function get_linksbyname($cat_name = "noname", $before = '', $after = '<br />', $between = " ", $show_images = true, $orderby = 'id',
 403                          $show_description = true, $show_rating = false,
 404                          $limit = -1, $show_updated = 0) {
 405      _deprecated_function( __FUNCTION__, '2.1.0', 'get_bookmarks()' );
 406  
 407      $cat_id = -1;
 408      $cat = get_term_by('name', $cat_name, 'link_category');
 409      if ( $cat )
 410          $cat_id = $cat->term_id;
 411  
 412      get_links($cat_id, $before, $after, $between, $show_images, $orderby, $show_description, $show_rating, $limit, $show_updated);
 413  }
 414  
 415  /**
 416   * Gets the links associated with the named category.
 417   *
 418   * @since 1.0.1
 419   * @deprecated 2.1.0 Use wp_list_bookmarks()
 420   * @see wp_list_bookmarks()
 421   *
 422   * @param string $category The category to use.
 423   * @param string $args
 424   * @return string|null
 425   */
 426  function wp_get_linksbyname($category, $args = '') {
 427      _deprecated_function(__FUNCTION__, '2.1.0', 'wp_list_bookmarks()');
 428  
 429      $defaults = array(
 430          'after' => '<br />',
 431          'before' => '',
 432          'categorize' => 0,
 433          'category_after' => '',
 434          'category_before' => '',
 435          'category_name' => $category,
 436          'show_description' => 1,
 437          'title_li' => '',
 438      );
 439  
 440      $parsed_args = wp_parse_args( $args, $defaults );
 441  
 442      return wp_list_bookmarks($parsed_args);
 443  }
 444  
 445  /**
 446   * Gets an array of link objects associated with category $cat_name.
 447   *
 448   *     $links = get_linkobjectsbyname( 'fred' );
 449   *     foreach ( $links as $link ) {
 450   *          echo '<li>' . $link->link_name . '</li>';
 451   *     }
 452   *
 453   * @since 1.0.1
 454   * @deprecated 2.1.0 Use get_bookmarks()
 455   * @see get_bookmarks()
 456   *
 457   * @param string $cat_name Optional. The category name to use. If no match is found, uses all.
 458   *                         Default 'noname'.
 459   * @param string $orderby  Optional. The order to output the links. E.g. 'id', 'name', 'url',
 460   *                         'description', 'rating', or 'owner'. Default 'name'.
 461   *                         If you start the name with an underscore, the order will be reversed.
 462   *                         Specifying 'rand' as the order will return links in a random order.
 463   * @param int    $limit    Optional. Limit to X entries. If not specified, all entries are shown.
 464   *                         Default -1.
 465   * @return array
 466   */
 467  function get_linkobjectsbyname($cat_name = "noname" , $orderby = 'name', $limit = -1) {
 468      _deprecated_function( __FUNCTION__, '2.1.0', 'get_bookmarks()' );
 469  
 470      $cat_id = -1;
 471      $cat = get_term_by('name', $cat_name, 'link_category');
 472      if ( $cat )
 473          $cat_id = $cat->term_id;
 474  
 475      return get_linkobjects($cat_id, $orderby, $limit);
 476  }
 477  
 478  /**
 479   * Gets an array of link objects associated with category n.
 480   *
 481   * Usage:
 482   *
 483   *     $links = get_linkobjects(1);
 484   *     if ($links) {
 485   *         foreach ($links as $link) {
 486   *             echo '<li>'.$link->link_name.'<br />'.$link->link_description.'</li>';
 487   *         }
 488   *     }
 489   *
 490   * Fields are:
 491   *
 492   * - link_id
 493   * - link_url
 494   * - link_name
 495   * - link_image
 496   * - link_target
 497   * - link_category
 498   * - link_description
 499   * - link_visible
 500   * - link_owner
 501   * - link_rating
 502   * - link_updated
 503   * - link_rel
 504   * - link_notes
 505   *
 506   * @since 1.0.1
 507   * @deprecated 2.1.0 Use get_bookmarks()
 508   * @see get_bookmarks()
 509   *
 510   * @param int    $category Optional. The category to use. If no category supplied, uses all.
 511   *                         Default 0.
 512   * @param string $orderby  Optional. The order to output the links. E.g. 'id', 'name', 'url',
 513   *                         'description', 'rating', or 'owner'. Default 'name'.
 514   *                         If you start the name with an underscore, the order will be reversed.
 515   *                         Specifying 'rand' as the order will return links in a random order.
 516   * @param int    $limit    Optional. Limit to X entries. If not specified, all entries are shown.
 517   *                         Default 0.
 518   * @return array
 519   */
 520  function get_linkobjects($category = 0, $orderby = 'name', $limit = 0) {
 521      _deprecated_function( __FUNCTION__, '2.1.0', 'get_bookmarks()' );
 522  
 523      $links = get_bookmarks( array( 'category' => $category, 'orderby' => $orderby, 'limit' => $limit ) ) ;
 524  
 525      $links_array = array();
 526      foreach ($links as $link)
 527          $links_array[] = $link;
 528  
 529      return $links_array;
 530  }
 531  
 532  /**
 533   * Gets the links associated with category 'cat_name' and display rating stars/chars.
 534   *
 535   * @since 0.71
 536   * @deprecated 2.1.0 Use get_bookmarks()
 537   * @see get_bookmarks()
 538   *
 539   * @param string $cat_name         Optional. The category name to use. If no match is found, uses all.
 540   *                                 Default 'noname'.
 541   * @param string $before           Optional. The HTML to output before the link. Default empty.
 542   * @param string $after            Optional. The HTML to output after the link. Default '<br />'.
 543   * @param string $between          Optional. The HTML to output between the link/image and its description.
 544   *                                 Not used if no image or $show_images is true. Default ' '.
 545   * @param bool   $show_images      Optional. Whether to show images (if defined). Default true.
 546   * @param string $orderby          Optional. The order to output the links. E.g. 'id', 'name', 'url',
 547   *                                 'description', 'rating', or 'owner'. Default 'id'.
 548   *                                 If you start the name with an underscore, the order will be reversed.
 549   *                                 Specifying 'rand' as the order will return links in a random order.
 550   * @param bool   $show_description Optional. Whether to show the description if show_images=false/not defined.
 551   *                                 Default true.
 552   * @param int    $limit               Optional. Limit to X entries. If not specified, all entries are shown.
 553   *                                 Default -1.
 554   * @param int    $show_updated     Optional. Whether to show last updated timestamp. Default 0.
 555   */
 556  function get_linksbyname_withrating($cat_name = "noname", $before = '', $after = '<br />', $between = " ",
 557                                      $show_images = true, $orderby = 'id', $show_description = true, $limit = -1, $show_updated = 0) {
 558      _deprecated_function( __FUNCTION__, '2.1.0', 'get_bookmarks()' );
 559  
 560      get_linksbyname($cat_name, $before, $after, $between, $show_images, $orderby, $show_description, true, $limit, $show_updated);
 561  }
 562  
 563  /**
 564   * Gets the links associated with category n and display rating stars/chars.
 565   *
 566   * @since 0.71
 567   * @deprecated 2.1.0 Use get_bookmarks()
 568   * @see get_bookmarks()
 569   *
 570   * @param int    $category         Optional. The category to use. If no category supplied, uses all.
 571   *                                 Default 0.
 572   * @param string $before           Optional. The HTML to output before the link. Default empty.
 573   * @param string $after            Optional. The HTML to output after the link. Default '<br />'.
 574   * @param string $between          Optional. The HTML to output between the link/image and its description.
 575   *                                 Not used if no image or $show_images is true. Default ' '.
 576   * @param bool   $show_images      Optional. Whether to show images (if defined). Default true.
 577   * @param string $orderby          Optional. The order to output the links. E.g. 'id', 'name', 'url',
 578   *                                 'description', 'rating', or 'owner'. Default 'id'.
 579   *                                 If you start the name with an underscore, the order will be reversed.
 580   *                                 Specifying 'rand' as the order will return links in a random order.
 581   * @param bool   $show_description Optional. Whether to show the description if show_images=false/not defined.
 582   *                                 Default true.
 583   * @param int    $limit               Optional. Limit to X entries. If not specified, all entries are shown.
 584   *                                 Default -1.
 585   * @param int    $show_updated     Optional. Whether to show last updated timestamp. Default 0.
 586   */
 587  function get_links_withrating($category = -1, $before = '', $after = '<br />', $between = " ", $show_images = true,
 588                              $orderby = 'id', $show_description = true, $limit = -1, $show_updated = 0) {
 589      _deprecated_function( __FUNCTION__, '2.1.0', 'get_bookmarks()' );
 590  
 591      get_links($category, $before, $after, $between, $show_images, $orderby, $show_description, true, $limit, $show_updated);
 592  }
 593  
 594  /**
 595   * Gets the auto_toggle setting.
 596   *
 597   * @since 0.71
 598   * @deprecated 2.1.0
 599   *
 600   * @param int $id The category to get. If no category supplied uses 0
 601   * @return int Only returns 0.
 602   */
 603  function get_autotoggle($id = 0) {
 604      _deprecated_function( __FUNCTION__, '2.1.0' );
 605      return 0;
 606  }
 607  
 608  /**
 609   * Lists categories.
 610   *
 611   * @since 0.71
 612   * @deprecated 2.1.0 Use wp_list_categories()
 613   * @see wp_list_categories()
 614   *
 615   * @param int $optionall
 616   * @param string $all
 617   * @param string $sort_column
 618   * @param string $sort_order
 619   * @param string $file
 620   * @param bool $list
 621   * @param int $optiondates
 622   * @param int $optioncount
 623   * @param int $hide_empty
 624   * @param int $use_desc_for_title
 625   * @param bool $children
 626   * @param int $child_of
 627   * @param int $categories
 628   * @param int $recurse
 629   * @param string $feed
 630   * @param string $feed_image
 631   * @param string $exclude
 632   * @param bool $hierarchical
 633   * @return null|false
 634   */
 635  function list_cats($optionall = 1, $all = 'All', $sort_column = 'ID', $sort_order = 'asc', $file = '', $list = true, $optiondates = 0,
 636                  $optioncount = 0, $hide_empty = 1, $use_desc_for_title = 1, $children=false, $child_of=0, $categories=0,
 637                  $recurse=0, $feed = '', $feed_image = '', $exclude = '', $hierarchical=false) {
 638      _deprecated_function( __FUNCTION__, '2.1.0', 'wp_list_categories()' );
 639  
 640      $query = compact('optionall', 'all', 'sort_column', 'sort_order', 'file', 'list', 'optiondates', 'optioncount', 'hide_empty', 'use_desc_for_title', 'children',
 641          'child_of', 'categories', 'recurse', 'feed', 'feed_image', 'exclude', 'hierarchical');
 642      return wp_list_cats($query);
 643  }
 644  
 645  /**
 646   * Lists categories.
 647   *
 648   * @since 1.2.0
 649   * @deprecated 2.1.0 Use wp_list_categories()
 650   * @see wp_list_categories()
 651   *
 652   * @param string|array $args
 653   * @return null|string|false
 654   */
 655  function wp_list_cats($args = '') {
 656      _deprecated_function( __FUNCTION__, '2.1.0', 'wp_list_categories()' );
 657  
 658      $parsed_args = wp_parse_args( $args );
 659  
 660      // Map to new names.
 661      if ( isset($parsed_args['optionall']) && isset($parsed_args['all']))
 662          $parsed_args['show_option_all'] = $parsed_args['all'];
 663      if ( isset($parsed_args['sort_column']) )
 664          $parsed_args['orderby'] = $parsed_args['sort_column'];
 665      if ( isset($parsed_args['sort_order']) )
 666          $parsed_args['order'] = $parsed_args['sort_order'];
 667      if ( isset($parsed_args['optiondates']) )
 668          $parsed_args['show_last_update'] = $parsed_args['optiondates'];
 669      if ( isset($parsed_args['optioncount']) )
 670          $parsed_args['show_count'] = $parsed_args['optioncount'];
 671      if ( isset($parsed_args['list']) )
 672          $parsed_args['style'] = $parsed_args['list'] ? 'list' : 'break';
 673      $parsed_args['title_li'] = '';
 674  
 675      return wp_list_categories($parsed_args);
 676  }
 677  
 678  /**
 679   * Deprecated method for generating a drop-down of categories.
 680   *
 681   * @since 0.71
 682   * @deprecated 2.1.0 Use wp_dropdown_categories()
 683   * @see wp_dropdown_categories()
 684   *
 685   * @param int $optionall
 686   * @param string $all
 687   * @param string $orderby
 688   * @param string $order
 689   * @param int $show_last_update
 690   * @param int $show_count
 691   * @param int $hide_empty
 692   * @param bool $optionnone
 693   * @param int $selected
 694   * @param int $exclude
 695   * @return string
 696   */
 697  function dropdown_cats($optionall = 1, $all = 'All', $orderby = 'ID', $order = 'asc',
 698          $show_last_update = 0, $show_count = 0, $hide_empty = 1, $optionnone = false,
 699          $selected = 0, $exclude = 0) {
 700      _deprecated_function( __FUNCTION__, '2.1.0', 'wp_dropdown_categories()' );
 701  
 702      $show_option_all = '';
 703      if ( $optionall )
 704          $show_option_all = $all;
 705  
 706      $show_option_none = '';
 707      if ( $optionnone )
 708      $show_option_none = _x( 'None', 'Categories dropdown (show_option_none parameter)' );
 709  
 710      $vars = compact('show_option_all', 'show_option_none', 'orderby', 'order',
 711                      'show_last_update', 'show_count', 'hide_empty', 'selected', 'exclude');
 712      $query = add_query_arg($vars, '');
 713      return wp_dropdown_categories($query);
 714  }
 715  
 716  /**
 717   * Lists authors.
 718   *
 719   * @since 1.2.0
 720   * @deprecated 2.1.0 Use wp_list_authors()
 721   * @see wp_list_authors()
 722   *
 723   * @param bool $optioncount
 724   * @param bool $exclude_admin
 725   * @param bool $show_fullname
 726   * @param bool $hide_empty
 727   * @param string $feed
 728   * @param string $feed_image
 729   * @return null|string
 730   */
 731  function list_authors($optioncount = false, $exclude_admin = true, $show_fullname = false, $hide_empty = true, $feed = '', $feed_image = '') {
 732      _deprecated_function( __FUNCTION__, '2.1.0', 'wp_list_authors()' );
 733  
 734      $args = compact('optioncount', 'exclude_admin', 'show_fullname', 'hide_empty', 'feed', 'feed_image');
 735      return wp_list_authors($args);
 736  }
 737  
 738  /**
 739   * Retrieves a list of post categories.
 740   *
 741   * @since 1.0.1
 742   * @deprecated 2.1.0 Use wp_get_post_categories()
 743   * @see wp_get_post_categories()
 744   *
 745   * @param int $blogid Not Used
 746   * @param int $post_id
 747   * @return array
 748   */
 749  function wp_get_post_cats($blogid = '1', $post_id = 0) {
 750      _deprecated_function( __FUNCTION__, '2.1.0', 'wp_get_post_categories()' );
 751      return wp_get_post_categories($post_id);
 752  }
 753  
 754  /**
 755   * Sets the categories that the post ID belongs to.
 756   *
 757   * @since 1.0.1
 758   * @deprecated 2.1.0
 759   * @deprecated Use wp_set_post_categories()
 760   * @see wp_set_post_categories()
 761   *
 762   * @param int $blogid Not used
 763   * @param int $post_id
 764   * @param array $post_categories
 765   * @return bool|mixed
 766   */
 767  function wp_set_post_cats($blogid = '1', $post_id = 0, $post_categories = array()) {
 768      _deprecated_function( __FUNCTION__, '2.1.0', 'wp_set_post_categories()' );
 769      return wp_set_post_categories($post_id, $post_categories);
 770  }
 771  
 772  /**
 773   * Retrieves a list of archives.
 774   *
 775   * @since 0.71
 776   * @deprecated 2.1.0 Use wp_get_archives()
 777   * @see wp_get_archives()
 778   *
 779   * @param string $type
 780   * @param string $limit
 781   * @param string $format
 782   * @param string $before
 783   * @param string $after
 784   * @param bool $show_post_count
 785   * @return string|null
 786   */
 787  function get_archives($type='', $limit='', $format='html', $before = '', $after = '', $show_post_count = false) {
 788      _deprecated_function( __FUNCTION__, '2.1.0', 'wp_get_archives()' );
 789      $args = compact('type', 'limit', 'format', 'before', 'after', 'show_post_count');
 790      return wp_get_archives($args);
 791  }
 792  
 793  /**
 794   * Returns or Prints link to the author's posts.
 795   *
 796   * @since 1.2.0
 797   * @deprecated 2.1.0 Use get_author_posts_url()
 798   * @see get_author_posts_url()
 799   *
 800   * @param bool $display
 801   * @param int $author_id
 802   * @param string $author_nicename Optional.
 803   * @return string|null
 804   */
 805  function get_author_link($display, $author_id, $author_nicename = '') {
 806      _deprecated_function( __FUNCTION__, '2.1.0', 'get_author_posts_url()' );
 807  
 808      $link = get_author_posts_url($author_id, $author_nicename);
 809  
 810      if ( $display )
 811          echo $link;
 812      return $link;
 813  }
 814  
 815  /**
 816   * Print list of pages based on arguments.
 817   *
 818   * @since 0.71
 819   * @deprecated 2.1.0 Use wp_link_pages()
 820   * @see wp_link_pages()
 821   *
 822   * @param string $before
 823   * @param string $after
 824   * @param string $next_or_number
 825   * @param string $nextpagelink
 826   * @param string $previouspagelink
 827   * @param string $pagelink
 828   * @param string $more_file
 829   * @return string
 830   */
 831  function link_pages($before='<br />', $after='<br />', $next_or_number='number', $nextpagelink='next page', $previouspagelink='previous page',
 832                      $pagelink='%', $more_file='') {
 833      _deprecated_function( __FUNCTION__, '2.1.0', 'wp_link_pages()' );
 834  
 835      $args = compact('before', 'after', 'next_or_number', 'nextpagelink', 'previouspagelink', 'pagelink', 'more_file');
 836      return wp_link_pages($args);
 837  }
 838  
 839  /**
 840   * Get value based on option.
 841   *
 842   * @since 0.71
 843   * @deprecated 2.1.0 Use get_option()
 844   * @see get_option()
 845   *
 846   * @param string $option
 847   * @return string
 848   */
 849  function get_settings($option) {
 850      _deprecated_function( __FUNCTION__, '2.1.0', 'get_option()' );
 851  
 852      return get_option($option);
 853  }
 854  
 855  /**
 856   * Print the permalink of the current post in the loop.
 857   *
 858   * @since 0.71
 859   * @deprecated 1.2.0 Use the_permalink()
 860   * @see the_permalink()
 861   */
 862  function permalink_link() {
 863      _deprecated_function( __FUNCTION__, '1.2.0', 'the_permalink()' );
 864      the_permalink();
 865  }
 866  
 867  /**
 868   * Print the permalink to the RSS feed.
 869   *
 870   * @since 0.71
 871   * @deprecated 2.3.0 Use the_permalink_rss()
 872   * @see the_permalink_rss()
 873   *
 874   * @param string $deprecated
 875   */
 876  function permalink_single_rss($deprecated = '') {
 877      _deprecated_function( __FUNCTION__, '2.3.0', 'the_permalink_rss()' );
 878      the_permalink_rss();
 879  }
 880  
 881  /**
 882   * Gets the links associated with category.
 883   *
 884   * @since 1.0.1
 885   * @deprecated 2.1.0 Use wp_list_bookmarks()
 886   * @see wp_list_bookmarks()
 887   *
 888   * @param string $args a query string
 889   * @return null|string
 890   */
 891  function wp_get_links($args = '') {
 892      _deprecated_function( __FUNCTION__, '2.1.0', 'wp_list_bookmarks()' );
 893  
 894      if ( ! str_contains( $args, '=' ) ) {
 895          $cat_id = $args;
 896          $args = add_query_arg( 'category', $cat_id, $args );
 897      }
 898  
 899      $defaults = array(
 900          'after' => '<br />',
 901          'before' => '',
 902          'between' => ' ',
 903          'categorize' => 0,
 904          'category' => '',
 905          'echo' => true,
 906          'limit' => -1,
 907          'orderby' => 'name',
 908          'show_description' => true,
 909          'show_images' => true,
 910          'show_rating' => false,
 911          'show_updated' => true,
 912          'title_li' => '',
 913      );
 914  
 915      $parsed_args = wp_parse_args( $args, $defaults );
 916  
 917      return wp_list_bookmarks($parsed_args);
 918  }
 919  
 920  /**
 921   * Gets the links associated with category by ID.
 922   *
 923   * @since 0.71
 924   * @deprecated 2.1.0 Use get_bookmarks()
 925   * @see get_bookmarks()
 926   *
 927   * @param int    $category         Optional. The category to use. If no category supplied uses all.
 928   *                                 Default 0.
 929   * @param string $before           Optional. The HTML to output before the link. Default empty.
 930   * @param string $after            Optional. The HTML to output after the link. Default '<br />'.
 931   * @param string $between          Optional. The HTML to output between the link/image and its description.
 932   *                                 Not used if no image or $show_images is true. Default ' '.
 933   * @param bool   $show_images      Optional. Whether to show images (if defined). Default true.
 934   * @param string $orderby          Optional. The order to output the links. E.g. 'id', 'name', 'url',
 935   *                                 'description', 'rating', or 'owner'. Default 'name'.
 936   *                                 If you start the name with an underscore, the order will be reversed.
 937   *                                 Specifying 'rand' as the order will return links in a random order.
 938   * @param bool   $show_description Optional. Whether to show the description if show_images=false/not defined.
 939   *                                 Default true.
 940   * @param bool   $show_rating      Optional. Show rating stars/chars. Default false.
 941   * @param int    $limit            Optional. Limit to X entries. If not specified, all entries are shown.
 942   *                                 Default -1.
 943   * @param int    $show_updated     Optional. Whether to show last updated timestamp. Default 1.
 944   * @param bool   $display          Whether to display the results, or return them instead.
 945   * @return null|string
 946   */
 947  function get_links($category = -1, $before = '', $after = '<br />', $between = ' ', $show_images = true, $orderby = 'name',
 948              $show_description = true, $show_rating = false, $limit = -1, $show_updated = 1, $display = true) {
 949      _deprecated_function( __FUNCTION__, '2.1.0', 'get_bookmarks()' );
 950  
 951      $order = 'ASC';
 952      if ( str_starts_with($orderby, '_') ) {
 953          $order = 'DESC';
 954          $orderby = substr($orderby, 1);
 955      }
 956  
 957      if ( $category == -1 ) // get_bookmarks() uses '' to signify all categories.
 958          $category = '';
 959  
 960      $results = get_bookmarks(array('category' => $category, 'orderby' => $orderby, 'order' => $order, 'show_updated' => $show_updated, 'limit' => $limit));
 961  
 962      if ( !$results )
 963          return;
 964  
 965      $output = '';
 966  
 967      foreach ( (array) $results as $row ) {
 968          if ( !isset($row->recently_updated) )
 969              $row->recently_updated = false;
 970          $output .= $before;
 971          if ( $show_updated && $row->recently_updated )
 972              $output .= get_option('links_recently_updated_prepend');
 973          $the_link = '#';
 974          if ( !empty($row->link_url) )
 975              $the_link = esc_url($row->link_url);
 976          $rel = $row->link_rel;
 977          if ( '' != $rel )
 978              $rel = ' rel="' . $rel . '"';
 979  
 980          $desc = esc_attr(sanitize_bookmark_field('link_description', $row->link_description, $row->link_id, 'display'));
 981          $name = esc_attr(sanitize_bookmark_field('link_name', $row->link_name, $row->link_id, 'display'));
 982          $title = $desc;
 983  
 984          if ( $show_updated )
 985              if ( !str_starts_with($row->link_updated_f, '00') )
 986                  $title .= ' ('.__('Last updated') . ' ' . gmdate(get_option('links_updated_date_format'), $row->link_updated_f + (get_option('gmt_offset') * HOUR_IN_SECONDS)) . ')';
 987  
 988          if ( '' != $title )
 989              $title = ' title="' . $title . '"';
 990  
 991          $alt = ' alt="' . $name . '"';
 992  
 993          $target = $row->link_target;
 994          if ( '' != $target )
 995              $target = ' target="' . $target . '"';
 996  
 997          $output .= '<a href="' . $the_link . '"' . $rel . $title . $target. '>';
 998  
 999          if ( '' != $row->link_image && $show_images ) {
1000              if ( str_contains( $row->link_image, 'http' ) )
1001                  $output .= '<img src="' . $row->link_image . '"' . $alt . $title . ' />';
1002              else // If it's a relative path.
1003                  $output .= '<img src="' . get_option('siteurl') . $row->link_image . '"' . $alt . $title . ' />';
1004          } else {
1005              $output .= $name;
1006          }
1007  
1008          $output .= '</a>';
1009  
1010          if ( $show_updated && $row->recently_updated )
1011              $output .= get_option('links_recently_updated_append');
1012  
1013          if ( $show_description && '' != $desc )
1014              $output .= $between . $desc;
1015  
1016          if ($show_rating) {
1017              $output .= $between . get_linkrating($row);
1018          }
1019  
1020          $output .= "$after\n";
1021      } // End while.
1022  
1023      if ( !$display )
1024          return $output;
1025      echo $output;
1026  }
1027  
1028  /**
1029   * Output entire list of links by category.
1030   *
1031   * Output a list of all links, listed by category, using the settings in
1032   * $wpdb->linkcategories and output it as a nested HTML unordered list.
1033   *
1034   * @since 1.0.1
1035   * @deprecated 2.1.0 Use wp_list_bookmarks()
1036   * @see wp_list_bookmarks()
1037   *
1038   * @param string $order Sort link categories by 'name' or 'id'
1039   */
1040  function get_links_list($order = 'name') {
1041      _deprecated_function( __FUNCTION__, '2.1.0', 'wp_list_bookmarks()' );
1042  
1043      $order = strtolower($order);
1044  
1045      // Handle link category sorting.
1046      $direction = 'ASC';
1047      if ( str_starts_with( $order, '_' ) ) {
1048          $direction = 'DESC';
1049          $order = substr($order,1);
1050      }
1051  
1052      if ( !isset($direction) )
1053          $direction = '';
1054  
1055      $cats = get_categories(array('type' => 'link', 'orderby' => $order, 'order' => $direction, 'hierarchical' => 0));
1056  
1057      // Display each category.
1058      if ( $cats ) {
1059          foreach ( (array) $cats as $cat ) {
1060              // Handle each category.
1061  
1062              // Display the category name.
1063              echo '  <li id="linkcat-' . $cat->term_id . '" class="linkcat"><h2>' . apply_filters('link_category', $cat->name ) . "</h2>\n\t<ul>\n";
1064              // Call get_links() with all the appropriate params.
1065              get_links($cat->term_id, '<li>', "</li>", "\n", true, 'name', false);
1066  
1067              // Close the last category.
1068              echo "\n\t</ul>\n</li>\n";
1069          }
1070      }
1071  }
1072  
1073  /**
1074   * Show the link to the links popup and the number of links.
1075   *
1076   * @since 0.71
1077   * @deprecated 2.1.0
1078   *
1079   * @param string $text the text of the link
1080   * @param int $width the width of the popup window
1081   * @param int $height the height of the popup window
1082   * @param string $file the page to open in the popup window
1083   * @param bool $count the number of links in the db
1084   */
1085  function links_popup_script($text = 'Links', $width=400, $height=400, $file='links.all.php', $count = true) {
1086      _deprecated_function( __FUNCTION__, '2.1.0' );
1087  }
1088  
1089  /**
1090   * Legacy function that retrieved the value of a link's link_rating field.
1091   *
1092   * @since 1.0.1
1093   * @deprecated 2.1.0 Use sanitize_bookmark_field()
1094   * @see sanitize_bookmark_field()
1095   *
1096   * @param object $link Link object.
1097   * @return mixed Value of the 'link_rating' field, false otherwise.
1098   */
1099  function get_linkrating( $link ) {
1100      _deprecated_function( __FUNCTION__, '2.1.0', 'sanitize_bookmark_field()' );
1101      return sanitize_bookmark_field('link_rating', $link->link_rating, $link->link_id, 'display');
1102  }
1103  
1104  /**
1105   * Gets the name of category by ID.
1106   *
1107   * @since 0.71
1108   * @deprecated 2.1.0 Use get_category()
1109   * @see get_category()
1110   *
1111   * @param int $id The category to get. If no category supplied uses 0
1112   * @return string
1113   */
1114  function get_linkcatname($id = 0) {
1115      _deprecated_function( __FUNCTION__, '2.1.0', 'get_category()' );
1116  
1117      $id = (int) $id;
1118  
1119      if ( empty($id) )
1120          return '';
1121  
1122      $cats = wp_get_link_cats($id);
1123  
1124      if ( empty($cats) || ! is_array($cats) )
1125          return '';
1126  
1127      $cat_id = (int) $cats[0]; // Take the first cat.
1128  
1129      $cat = get_category($cat_id);
1130      return $cat->name;
1131  }
1132  
1133  /**
1134   * Print RSS comment feed link.
1135   *
1136   * @since 1.0.1
1137   * @deprecated 2.5.0 Use post_comments_feed_link()
1138   * @see post_comments_feed_link()
1139   *
1140   * @param string $link_text
1141   */
1142  function comments_rss_link($link_text = 'Comments RSS') {
1143      _deprecated_function( __FUNCTION__, '2.5.0', 'post_comments_feed_link()' );
1144      post_comments_feed_link($link_text);
1145  }
1146  
1147  /**
1148   * Print/Return link to category RSS2 feed.
1149   *
1150   * @since 1.2.0
1151   * @deprecated 2.5.0 Use get_category_feed_link()
1152   * @see get_category_feed_link()
1153   *
1154   * @param bool $display
1155   * @param int $cat_id
1156   * @return string
1157   */
1158  function get_category_rss_link($display = false, $cat_id = 1) {
1159      _deprecated_function( __FUNCTION__, '2.5.0', 'get_category_feed_link()' );
1160  
1161      $link = get_category_feed_link($cat_id, 'rss2');
1162  
1163      if ( $display )
1164          echo $link;
1165      return $link;
1166  }
1167  
1168  /**
1169   * Print/Return link to author RSS feed.
1170   *
1171   * @since 1.2.0
1172   * @deprecated 2.5.0 Use get_author_feed_link()
1173   * @see get_author_feed_link()
1174   *
1175   * @param bool $display
1176   * @param int $author_id
1177   * @return string
1178   */
1179  function get_author_rss_link($display = false, $author_id = 1) {
1180      _deprecated_function( __FUNCTION__, '2.5.0', 'get_author_feed_link()' );
1181  
1182      $link = get_author_feed_link($author_id);
1183      if ( $display )
1184          echo $link;
1185      return $link;
1186  }
1187  
1188  /**
1189   * Return link to the post RSS feed.
1190   *
1191   * @since 1.5.0
1192   * @deprecated 2.2.0 Use get_post_comments_feed_link()
1193   * @see get_post_comments_feed_link()
1194   *
1195   * @return string
1196   */
1197  function comments_rss() {
1198      _deprecated_function( __FUNCTION__, '2.2.0', 'get_post_comments_feed_link()' );
1199      return esc_url( get_post_comments_feed_link() );
1200  }
1201  
1202  /**
1203   * An alias of wp_create_user().
1204   *
1205   * @since 2.0.0
1206   * @deprecated 2.0.0 Use wp_create_user()
1207   * @see wp_create_user()
1208   *
1209   * @param string $username The user's username.
1210   * @param string $password The user's password.
1211   * @param string $email    The user's email.
1212   * @return int The new user's ID.
1213   */
1214  function create_user($username, $password, $email) {
1215      _deprecated_function( __FUNCTION__, '2.0.0', 'wp_create_user()' );
1216      return wp_create_user($username, $password, $email);
1217  }
1218  
1219  /**
1220   * Unused function.
1221   *
1222   * @deprecated 2.5.0
1223   */
1224  function gzip_compression() {
1225      _deprecated_function( __FUNCTION__, '2.5.0' );
1226      return false;
1227  }
1228  
1229  /**
1230   * Retrieve an array of comment data about comment $comment_id.
1231   *
1232   * @since 0.71
1233   * @deprecated 2.7.0 Use get_comment()
1234   * @see get_comment()
1235   *
1236   * @param int $comment_id The ID of the comment
1237   * @param int $no_cache Whether to use the cache (cast to bool)
1238   * @param bool $include_unapproved Whether to include unapproved comments
1239   * @return array The comment data
1240   */
1241  function get_commentdata( $comment_id, $no_cache = 0, $include_unapproved = false ) {
1242      _deprecated_function( __FUNCTION__, '2.7.0', 'get_comment()' );
1243      return get_comment($comment_id, ARRAY_A);
1244  }
1245  
1246  /**
1247   * Retrieve the category name by the category ID.
1248   *
1249   * @since 0.71
1250   * @deprecated 2.8.0 Use get_cat_name()
1251   * @see get_cat_name()
1252   *
1253   * @param int $cat_id Category ID
1254   * @return string category name
1255   */
1256  function get_catname( $cat_id ) {
1257      _deprecated_function( __FUNCTION__, '2.8.0', 'get_cat_name()' );
1258      return get_cat_name( $cat_id );
1259  }
1260  
1261  /**
1262   * Retrieve category children list separated before and after the term IDs.
1263   *
1264   * @since 1.2.0
1265   * @deprecated 2.8.0 Use get_term_children()
1266   * @see get_term_children()
1267   *
1268   * @param int    $id      Category ID to retrieve children.
1269   * @param string $before  Optional. Prepend before category term ID. Default '/'.
1270   * @param string $after   Optional. Append after category term ID. Default empty string.
1271   * @param array  $visited Optional. Category Term IDs that have already been added.
1272   *                        Default empty array.
1273   * @return string
1274   */
1275  function get_category_children( $id, $before = '/', $after = '', $visited = array() ) {
1276      _deprecated_function( __FUNCTION__, '2.8.0', 'get_term_children()' );
1277      if ( 0 == $id )
1278          return '';
1279  
1280      $chain = '';
1281      /** TODO: Consult hierarchy */
1282      $cat_ids = get_all_category_ids();
1283      foreach ( (array) $cat_ids as $cat_id ) {
1284          if ( $cat_id == $id )
1285              continue;
1286  
1287          $category = get_category( $cat_id );
1288          if ( is_wp_error( $category ) )
1289              return $category;
1290          if ( $category->parent == $id && !in_array( $category->term_id, $visited ) ) {
1291              $visited[] = $category->term_id;
1292              $chain .= $before.$category->term_id.$after;
1293              $chain .= get_category_children( $category->term_id, $before, $after );
1294          }
1295      }
1296      return $chain;
1297  }
1298  
1299  /**
1300   * Retrieves all category IDs.
1301   *
1302   * @since 2.0.0
1303   * @deprecated 4.0.0 Use get_terms()
1304   * @see get_terms()
1305   *
1306   * @link https://developer.wordpress.org/reference/functions/get_all_category_ids/
1307   *
1308   * @return int[] List of all of the category IDs.
1309   */
1310  function get_all_category_ids() {
1311      _deprecated_function( __FUNCTION__, '4.0.0', 'get_terms()' );
1312  
1313      $cat_ids = get_terms(
1314          array(
1315              'taxonomy' => 'category',
1316              'fields'   => 'ids',
1317              'get'      => 'all',
1318          )
1319      );
1320  
1321      return $cat_ids;
1322  }
1323  
1324  /**
1325   * Retrieve the description of the author of the current post.
1326   *
1327   * @since 1.5.0
1328   * @deprecated 2.8.0 Use get_the_author_meta()
1329   * @see get_the_author_meta()
1330   *
1331   * @return string The author's description.
1332   */
1333  function get_the_author_description() {
1334      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'description\')' );
1335      return get_the_author_meta('description');
1336  }
1337  
1338  /**
1339   * Display the description of the author of the current post.
1340   *
1341   * @since 1.0.0
1342   * @deprecated 2.8.0 Use the_author_meta()
1343   * @see the_author_meta()
1344   */
1345  function the_author_description() {
1346      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'description\')' );
1347      the_author_meta('description');
1348  }
1349  
1350  /**
1351   * Retrieve the login name of the author of the current post.
1352   *
1353   * @since 1.5.0
1354   * @deprecated 2.8.0 Use get_the_author_meta()
1355   * @see get_the_author_meta()
1356   *
1357   * @return string The author's login name (username).
1358   */
1359  function get_the_author_login() {
1360      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'login\')' );
1361      return get_the_author_meta('login');
1362  }
1363  
1364  /**
1365   * Display the login name of the author of the current post.
1366   *
1367   * @since 0.71
1368   * @deprecated 2.8.0 Use the_author_meta()
1369   * @see the_author_meta()
1370   */
1371  function the_author_login() {
1372      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'login\')' );
1373      the_author_meta('login');
1374  }
1375  
1376  /**
1377   * Retrieve the first name of the author of the current post.
1378   *
1379   * @since 1.5.0
1380   * @deprecated 2.8.0 Use get_the_author_meta()
1381   * @see get_the_author_meta()
1382   *
1383   * @return string The author's first name.
1384   */
1385  function get_the_author_firstname() {
1386      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'first_name\')' );
1387      return get_the_author_meta('first_name');
1388  }
1389  
1390  /**
1391   * Display the first name of the author of the current post.
1392   *
1393   * @since 0.71
1394   * @deprecated 2.8.0 Use the_author_meta()
1395   * @see the_author_meta()
1396   */
1397  function the_author_firstname() {
1398      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'first_name\')' );
1399      the_author_meta('first_name');
1400  }
1401  
1402  /**
1403   * Retrieve the last name of the author of the current post.
1404   *
1405   * @since 1.5.0
1406   * @deprecated 2.8.0 Use get_the_author_meta()
1407   * @see get_the_author_meta()
1408   *
1409   * @return string The author's last name.
1410   */
1411  function get_the_author_lastname() {
1412      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'last_name\')' );
1413      return get_the_author_meta('last_name');
1414  }
1415  
1416  /**
1417   * Display the last name of the author of the current post.
1418   *
1419   * @since 0.71
1420   * @deprecated 2.8.0 Use the_author_meta()
1421   * @see the_author_meta()
1422   */
1423  function the_author_lastname() {
1424      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'last_name\')' );
1425      the_author_meta('last_name');
1426  }
1427  
1428  /**
1429   * Retrieve the nickname of the author of the current post.
1430   *
1431   * @since 1.5.0
1432   * @deprecated 2.8.0 Use get_the_author_meta()
1433   * @see get_the_author_meta()
1434   *
1435   * @return string The author's nickname.
1436   */
1437  function get_the_author_nickname() {
1438      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'nickname\')' );
1439      return get_the_author_meta('nickname');
1440  }
1441  
1442  /**
1443   * Display the nickname of the author of the current post.
1444   *
1445   * @since 0.71
1446   * @deprecated 2.8.0 Use the_author_meta()
1447   * @see the_author_meta()
1448   */
1449  function the_author_nickname() {
1450      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'nickname\')' );
1451      the_author_meta('nickname');
1452  }
1453  
1454  /**
1455   * Retrieve the email of the author of the current post.
1456   *
1457   * @since 1.5.0
1458   * @deprecated 2.8.0 Use get_the_author_meta()
1459   * @see get_the_author_meta()
1460   *
1461   * @return string The author's username.
1462   */
1463  function get_the_author_email() {
1464      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'email\')' );
1465      return get_the_author_meta('email');
1466  }
1467  
1468  /**
1469   * Display the email of the author of the current post.
1470   *
1471   * @since 0.71
1472   * @deprecated 2.8.0 Use the_author_meta()
1473   * @see the_author_meta()
1474   */
1475  function the_author_email() {
1476      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'email\')' );
1477      the_author_meta('email');
1478  }
1479  
1480  /**
1481   * Retrieve the ICQ number of the author of the current post.
1482   *
1483   * @since 1.5.0
1484   * @deprecated 2.8.0 Use get_the_author_meta()
1485   * @see get_the_author_meta()
1486   *
1487   * @return string The author's ICQ number.
1488   */
1489  function get_the_author_icq() {
1490      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'icq\')' );
1491      return get_the_author_meta('icq');
1492  }
1493  
1494  /**
1495   * Display the ICQ number of the author of the current post.
1496   *
1497   * @since 0.71
1498   * @deprecated 2.8.0 Use the_author_meta()
1499   * @see the_author_meta()
1500   */
1501  function the_author_icq() {
1502      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'icq\')' );
1503      the_author_meta('icq');
1504  }
1505  
1506  /**
1507   * Retrieve the Yahoo! IM name of the author of the current post.
1508   *
1509   * @since 1.5.0
1510   * @deprecated 2.8.0 Use get_the_author_meta()
1511   * @see get_the_author_meta()
1512   *
1513   * @return string The author's Yahoo! IM name.
1514   */
1515  function get_the_author_yim() {
1516      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'yim\')' );
1517      return get_the_author_meta('yim');
1518  }
1519  
1520  /**
1521   * Display the Yahoo! IM name of the author of the current post.
1522   *
1523   * @since 0.71
1524   * @deprecated 2.8.0 Use the_author_meta()
1525   * @see the_author_meta()
1526   */
1527  function the_author_yim() {
1528      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'yim\')' );
1529      the_author_meta('yim');
1530  }
1531  
1532  /**
1533   * Retrieve the MSN address of the author of the current post.
1534   *
1535   * @since 1.5.0
1536   * @deprecated 2.8.0 Use get_the_author_meta()
1537   * @see get_the_author_meta()
1538   *
1539   * @return string The author's MSN address.
1540   */
1541  function get_the_author_msn() {
1542      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'msn\')' );
1543      return get_the_author_meta('msn');
1544  }
1545  
1546  /**
1547   * Display the MSN address of the author of the current post.
1548   *
1549   * @since 0.71
1550   * @deprecated 2.8.0 Use the_author_meta()
1551   * @see the_author_meta()
1552   */
1553  function the_author_msn() {
1554      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'msn\')' );
1555      the_author_meta('msn');
1556  }
1557  
1558  /**
1559   * Retrieve the AIM address of the author of the current post.
1560   *
1561   * @since 1.5.0
1562   * @deprecated 2.8.0 Use get_the_author_meta()
1563   * @see get_the_author_meta()
1564   *
1565   * @return string The author's AIM address.
1566   */
1567  function get_the_author_aim() {
1568      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'aim\')' );
1569      return get_the_author_meta('aim');
1570  }
1571  
1572  /**
1573   * Display the AIM address of the author of the current post.
1574   *
1575   * @since 0.71
1576   * @deprecated 2.8.0 Use the_author_meta('aim')
1577   * @see the_author_meta()
1578   */
1579  function the_author_aim() {
1580      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'aim\')' );
1581      the_author_meta('aim');
1582  }
1583  
1584  /**
1585   * Retrieve the specified author's preferred display name.
1586   *
1587   * @since 1.0.0
1588   * @deprecated 2.8.0 Use get_the_author_meta()
1589   * @see get_the_author_meta()
1590   *
1591   * @param int $auth_id The ID of the author.
1592   * @return string The author's display name.
1593   */
1594  function get_author_name( $auth_id = false ) {
1595      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'display_name\')' );
1596      return get_the_author_meta('display_name', $auth_id);
1597  }
1598  
1599  /**
1600   * Retrieve the URL to the home page of the author of the current post.
1601   *
1602   * @since 1.5.0
1603   * @deprecated 2.8.0 Use get_the_author_meta()
1604   * @see get_the_author_meta()
1605   *
1606   * @return string The URL to the author's page.
1607   */
1608  function get_the_author_url() {
1609      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'url\')' );
1610      return get_the_author_meta('url');
1611  }
1612  
1613  /**
1614   * Display the URL to the home page of the author of the current post.
1615   *
1616   * @since 0.71
1617   * @deprecated 2.8.0 Use the_author_meta()
1618   * @see the_author_meta()
1619   */
1620  function the_author_url() {
1621      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'url\')' );
1622      the_author_meta('url');
1623  }
1624  
1625  /**
1626   * Retrieve the ID of the author of the current post.
1627   *
1628   * @since 1.5.0
1629   * @deprecated 2.8.0 Use get_the_author_meta()
1630   * @see get_the_author_meta()
1631   *
1632   * @return string|int The author's ID.
1633   */
1634  function get_the_author_ID() {
1635      _deprecated_function( __FUNCTION__, '2.8.0', 'get_the_author_meta(\'ID\')' );
1636      return get_the_author_meta('ID');
1637  }
1638  
1639  /**
1640   * Display the ID of the author of the current post.
1641   *
1642   * @since 0.71
1643   * @deprecated 2.8.0 Use the_author_meta()
1644   * @see the_author_meta()
1645   */
1646  function the_author_ID() {
1647      _deprecated_function( __FUNCTION__, '2.8.0', 'the_author_meta(\'ID\')' );
1648      the_author_meta('ID');
1649  }
1650  
1651  /**
1652   * Display the post content for the feed.
1653   *
1654   * For encoding the HTML or the $encode_html parameter, there are three possible values:
1655   * - '0' will make urls footnotes and use make_url_footnote().
1656   * - '1' will encode special characters and automatically display all of the content.
1657   * - '2' will strip all HTML tags from the content.
1658   *
1659   * Also note that you cannot set the amount of words and not set the HTML encoding.
1660   * If that is the case, then the HTML encoding will default to 2, which will strip
1661   * all HTML tags.
1662   *
1663   * To restrict the amount of words of the content, you can use the cut parameter.
1664   * If the content is less than the amount, then there won't be any dots added to the end.
1665   * If there is content left over, then dots will be added and the rest of the content
1666   * will be removed.
1667   *
1668   * @since 0.71
1669   *
1670   * @deprecated 2.9.0 Use the_content_feed()
1671   * @see the_content_feed()
1672   *
1673   * @param string $more_link_text Optional. Text to display when more content is available
1674   *                               but not displayed. Default '(more...)'.
1675   * @param int    $stripteaser    Optional. Default 0.
1676   * @param string $more_file      Optional.
1677   * @param int    $cut            Optional. Amount of words to keep for the content.
1678   * @param int    $encode_html    Optional. How to encode the content.
1679   */
1680  function the_content_rss($more_link_text='(more...)', $stripteaser=0, $more_file='', $cut = 0, $encode_html = 0) {
1681      _deprecated_function( __FUNCTION__, '2.9.0', 'the_content_feed()' );
1682      $content = get_the_content($more_link_text, $stripteaser);
1683  
1684      /**
1685       * Filters the post content in the context of an RSS feed.
1686       *
1687       * @since 0.71
1688       *
1689       * @param string $content Content of the current post.
1690       */
1691      $content = apply_filters('the_content_rss', $content);
1692      if ( $cut && !$encode_html )
1693          $encode_html = 2;
1694      if ( 1== $encode_html ) {
1695          $content = esc_html($content);
1696          $cut = 0;
1697      } elseif ( 0 == $encode_html ) {
1698          $content = make_url_footnote($content);
1699      } elseif ( 2 == $encode_html ) {
1700          $content = strip_tags($content);
1701      }
1702      if ( $cut ) {
1703          $blah = explode(' ', $content);
1704          if ( count($blah) > $cut ) {
1705              $k = $cut;
1706              $use_dotdotdot = 1;
1707          } else {
1708              $k = count($blah);
1709              $use_dotdotdot = 0;
1710          }
1711  
1712          /** @todo Check performance, might be faster to use array slice instead. */
1713          for ( $i=0; $i<$k; $i++ )
1714              $excerpt .= $blah[$i].' ';
1715          $excerpt .= ($use_dotdotdot) ? '...' : '';
1716          $content = $excerpt;
1717      }
1718      $content = str_replace(']]>', ']]&gt;', $content);
1719      echo $content;
1720  }
1721  
1722  /**
1723   * Strip HTML and put links at the bottom of stripped content.
1724   *
1725   * Searches for all of the links, strips them out of the content, and places
1726   * them at the bottom of the content with numbers.
1727   *
1728   * @since 0.71
1729   * @deprecated 2.9.0
1730   *
1731   * @param string $content Content to get links.
1732   * @return string HTML stripped out of content with links at the bottom.
1733   */
1734  function make_url_footnote( $content ) {
1735      _deprecated_function( __FUNCTION__, '2.9.0', '' );
1736      preg_match_all( '/<a(.+?)href=\"(.+?)\"(.*?)>(.+?)<\/a>/', $content, $matches );
1737      $links_summary = "\n";
1738      for ( $i = 0, $c = count( $matches[0] ); $i < $c; $i++ ) {
1739          $link_match = $matches[0][$i];
1740          $link_number = '['.($i+1).']';
1741          $link_url = $matches[2][$i];
1742          $link_text = $matches[4][$i];
1743          $content = str_replace( $link_match, $link_text . ' ' . $link_number, $content );
1744          $link_url = ( ( strtolower( substr( $link_url, 0, 7 ) ) !== 'http://' ) && ( strtolower( substr( $link_url, 0, 8 ) ) !== 'https://' ) ) ? get_option( 'home' ) . $link_url : $link_url;
1745          $links_summary .= "\n" . $link_number . ' ' . $link_url;
1746      }
1747      $content  = strip_tags( $content );
1748      $content .= $links_summary;
1749      return $content;
1750  }
1751  
1752  /**
1753   * Retrieve translated string with vertical bar context
1754   *
1755   * Quite a few times, there will be collisions with similar translatable text
1756   * found in more than two places but with different translated context.
1757   *
1758   * In order to use the separate contexts, the _c() function is used and the
1759   * translatable string uses a pipe ('|') which has the context the string is in.
1760   *
1761   * When the translated string is returned, it is everything before the pipe, not
1762   * including the pipe character. If there is no pipe in the translated text then
1763   * everything is returned.
1764   *
1765   * @since 2.2.0
1766   * @deprecated 2.9.0 Use _x()
1767   * @see _x()
1768   *
1769   * @param string $text Text to translate.
1770   * @param string $domain Optional. Domain to retrieve the translated text.
1771   * @return string Translated context string without pipe.
1772   */
1773  function _c( $text, $domain = 'default' ) {
1774      _deprecated_function( __FUNCTION__, '2.9.0', '_x()' );
1775      return before_last_bar( translate( $text, $domain ) );
1776  }
1777  
1778  /**
1779   * Translates $text like translate(), but assumes that the text
1780   * contains a context after its last vertical bar.
1781   *
1782   * @since 2.5.0
1783   * @deprecated 3.0.0 Use _x()
1784   * @see _x()
1785   *
1786   * @param string $text Text to translate.
1787   * @param string $domain Domain to retrieve the translated text.
1788   * @return string Translated text.
1789   */
1790  function translate_with_context( $text, $domain = 'default' ) {
1791      _deprecated_function( __FUNCTION__, '2.9.0', '_x()' );
1792      return before_last_bar( translate( $text, $domain ) );
1793  }
1794  
1795  /**
1796   * Legacy version of _n(), which supports contexts.
1797   *
1798   * Strips everything from the translation after the last bar.
1799   *
1800   * @since 2.7.0
1801   * @deprecated 3.0.0 Use _nx()
1802   * @see _nx()
1803   *
1804   * @param string $single The text to be used if the number is singular.
1805   * @param string $plural The text to be used if the number is plural.
1806   * @param int    $number The number to compare against to use either the singular or plural form.
1807   * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings.
1808   *                       Default 'default'.
1809   * @return string The translated singular or plural form.
1810   */
1811  function _nc( $single, $plural, $number, $domain = 'default' ) {
1812      _deprecated_function( __FUNCTION__, '2.9.0', '_nx()' );
1813      return before_last_bar( _n( $single, $plural, $number, $domain ) );
1814  }
1815  
1816  /**
1817   * Retrieve the plural or single form based on the amount.
1818   *
1819   * @since 1.2.0
1820   * @deprecated 2.8.0 Use _n()
1821   * @see _n()
1822   */
1823  function __ngettext( ...$args ) { // phpcs:ignore PHPCompatibility.FunctionNameRestrictions.ReservedFunctionNames.FunctionDoubleUnderscore
1824      _deprecated_function( __FUNCTION__, '2.8.0', '_n()' );
1825      return _n( ...$args );
1826  }
1827  
1828  /**
1829   * Register plural strings in POT file, but don't translate them.
1830   *
1831   * @since 2.5.0
1832   * @deprecated 2.8.0 Use _n_noop()
1833   * @see _n_noop()
1834   */
1835  function __ngettext_noop( ...$args ) { // phpcs:ignore PHPCompatibility.FunctionNameRestrictions.ReservedFunctionNames.FunctionDoubleUnderscore
1836      _deprecated_function( __FUNCTION__, '2.8.0', '_n_noop()' );
1837      return _n_noop( ...$args );
1838  
1839  }
1840  
1841  /**
1842   * Retrieve all autoload options, or all options if no autoloaded ones exist.
1843   *
1844   * @since 1.0.0
1845   * @deprecated 3.0.0 Use wp_load_alloptions())
1846   * @see wp_load_alloptions()
1847   *
1848   * @return array List of all options.
1849   */
1850  function get_alloptions() {
1851      _deprecated_function( __FUNCTION__, '3.0.0', 'wp_load_alloptions()' );
1852      return wp_load_alloptions();
1853  }
1854  
1855  /**
1856   * Retrieve HTML content of attachment image with link.
1857   *
1858   * @since 2.0.0
1859   * @deprecated 2.5.0 Use wp_get_attachment_link()
1860   * @see wp_get_attachment_link()
1861   *
1862   * @param int   $id       Optional. Post ID.
1863   * @param bool  $fullsize Optional. Whether to use full size image. Default false.
1864   * @param array $max_dims Optional. Max image dimensions.
1865   * @param bool $permalink Optional. Whether to include permalink to image. Default false.
1866   * @return string
1867   */
1868  function get_the_attachment_link($id = 0, $fullsize = false, $max_dims = false, $permalink = false) {
1869      _deprecated_function( __FUNCTION__, '2.5.0', 'wp_get_attachment_link()' );
1870      $id = (int) $id;
1871      $_post = get_post($id);
1872  
1873      if ( ('attachment' != $_post->post_type) || !$url = wp_get_attachment_url($_post->ID) )
1874          return __('Missing Attachment');
1875  
1876      if ( $permalink )
1877          $url = get_attachment_link($_post->ID);
1878  
1879      $post_title = esc_attr($_post->post_title);
1880  
1881      $innerHTML = get_attachment_innerHTML($_post->ID, $fullsize, $max_dims);
1882      return "<a href='$url' title='$post_title'>$innerHTML</a>";
1883  }
1884  
1885  /**
1886   * Retrieve icon URL and Path.
1887   *
1888   * @since 2.1.0
1889   * @deprecated 2.5.0 Use wp_get_attachment_image_src()
1890   * @see wp_get_attachment_image_src()
1891   *
1892   * @param int  $id       Optional. Post ID.
1893   * @param bool $fullsize Optional. Whether to have full image. Default false.
1894   * @return array Icon URL and full path to file, respectively.
1895   */
1896  function get_attachment_icon_src( $id = 0, $fullsize = false ) {
1897      _deprecated_function( __FUNCTION__, '2.5.0', 'wp_get_attachment_image_src()' );
1898      $id = (int) $id;
1899      if ( !$post = get_post($id) )
1900          return false;
1901  
1902      $file = get_attached_file( $post->ID );
1903  
1904      if ( !$fullsize && $src = wp_get_attachment_thumb_url( $post->ID ) ) {
1905          // We have a thumbnail desired, specified and existing.
1906  
1907          $src_file = wp_basename($src);
1908      } elseif ( wp_attachment_is_image( $post->ID ) ) {
1909          // We have an image without a thumbnail.
1910  
1911          $src = wp_get_attachment_url( $post->ID );
1912          $src_file = & $file;
1913      } elseif ( $src = wp_mime_type_icon( $post->ID, '.svg' ) ) {
1914          // No thumb, no image. We'll look for a mime-related icon instead.
1915  
1916          /** This filter is documented in wp-includes/post.php */
1917          $icon_dir = apply_filters( 'icon_dir', get_template_directory() . '/images' );
1918          $src_file = $icon_dir . '/' . wp_basename($src);
1919      }
1920  
1921      if ( !isset($src) || !$src )
1922          return false;
1923  
1924      return array($src, $src_file);
1925  }
1926  
1927  /**
1928   * Retrieve HTML content of icon attachment image element.
1929   *
1930   * @since 2.0.0
1931   * @deprecated 2.5.0 Use wp_get_attachment_image()
1932   * @see wp_get_attachment_image()
1933   *
1934   * @param int   $id       Optional. Post ID.
1935   * @param bool  $fullsize Optional. Whether to have full size image. Default false.
1936   * @param array $max_dims Optional. Dimensions of image.
1937   * @return string|false HTML content.
1938   */
1939  function get_attachment_icon( $id = 0, $fullsize = false, $max_dims = false ) {
1940      _deprecated_function( __FUNCTION__, '2.5.0', 'wp_get_attachment_image()' );
1941      $id = (int) $id;
1942      if ( !$post = get_post($id) )
1943          return false;
1944  
1945      if ( !$src = get_attachment_icon_src( $post->ID, $fullsize ) )
1946          return false;
1947  
1948      list($src, $src_file) = $src;
1949  
1950      // Do we need to constrain the image?
1951      if ( ($max_dims = apply_filters('attachment_max_dims', $max_dims)) && file_exists($src_file) ) {
1952  
1953          $imagesize = wp_getimagesize($src_file);
1954  
1955          if (($imagesize[0] > $max_dims[0]) || $imagesize[1] > $max_dims[1] ) {
1956              $actual_aspect = $imagesize[0] / $imagesize[1];
1957              $desired_aspect = $max_dims[0] / $max_dims[1];
1958  
1959              if ( $actual_aspect >= $desired_aspect ) {
1960                  $height = $actual_aspect * $max_dims[0];
1961                  $constraint = "width='{$max_dims[0]}' ";
1962                  $post->iconsize = array($max_dims[0], $height);
1963              } else {
1964                  $width = $max_dims[1] / $actual_aspect;
1965                  $constraint = "height='{$max_dims[1]}' ";
1966                  $post->iconsize = array($width, $max_dims[1]);
1967              }
1968          } else {
1969              $post->iconsize = array($imagesize[0], $imagesize[1]);
1970              $constraint = '';
1971          }
1972      } else {
1973          $constraint = '';
1974      }
1975  
1976      $post_title = esc_attr($post->post_title);
1977  
1978      $icon = "<img src='$src' title='$post_title' alt='$post_title' $constraint/>";
1979  
1980      return apply_filters( 'attachment_icon', $icon, $post->ID );
1981  }
1982  
1983  /**
1984   * Retrieve HTML content of image element.
1985   *
1986   * @since 2.0.0
1987   * @deprecated 2.5.0 Use wp_get_attachment_image()
1988   * @see wp_get_attachment_image()
1989   *
1990   * @param int   $id       Optional. Post ID.
1991   * @param bool  $fullsize Optional. Whether to have full size image. Default false.
1992   * @param array $max_dims Optional. Dimensions of image.
1993   * @return string|false
1994   */
1995  function get_attachment_innerHTML($id = 0, $fullsize = false, $max_dims = false) {
1996      _deprecated_function( __FUNCTION__, '2.5.0', 'wp_get_attachment_image()' );
1997      $id = (int) $id;
1998      if ( !$post = get_post($id) )
1999          return false;
2000  
2001      if ( $innerHTML = get_attachment_icon($post->ID, $fullsize, $max_dims))
2002          return $innerHTML;
2003  
2004      $innerHTML = esc_attr($post->post_title);
2005  
2006      return apply_filters('attachment_innerHTML', $innerHTML, $post->ID);
2007  }
2008  
2009  /**
2010   * Retrieves bookmark data based on ID.
2011   *
2012   * @since 2.0.0
2013   * @deprecated 2.1.0 Use get_bookmark()
2014   * @see get_bookmark()
2015   *
2016   * @param int    $bookmark_id ID of link
2017   * @param string $output      Optional. Type of output. Accepts OBJECT, ARRAY_N, or ARRAY_A.
2018   *                            Default OBJECT.
2019   * @param string $filter      Optional. How to filter the link for output. Accepts 'raw', 'edit',
2020   *                            'attribute', 'js', 'db', or 'display'. Default 'raw'.
2021   * @return object|array Bookmark object or array, depending on the type specified by `$output`.
2022   */
2023  function get_link( $bookmark_id, $output = OBJECT, $filter = 'raw' ) {
2024      _deprecated_function( __FUNCTION__, '2.1.0', 'get_bookmark()' );
2025      return get_bookmark($bookmark_id, $output, $filter);
2026  }
2027  
2028  /**
2029   * Checks and cleans a URL.
2030   *
2031   * A number of characters are removed from the URL. If the URL is for displaying
2032   * (the default behavior) ampersands are also replaced. The 'clean_url' filter
2033   * is applied to the returned cleaned URL.
2034   *
2035   * @since 1.2.0
2036   * @deprecated 3.0.0 Use esc_url()
2037   * @see esc_url()
2038   *
2039   * @param string $url The URL to be cleaned.
2040   * @param array $protocols Optional. An array of acceptable protocols.
2041   * @param string $context Optional. How the URL will be used. Default is 'display'.
2042   * @return string The cleaned $url after the {@see 'clean_url'} filter is applied.
2043   */
2044  function clean_url( $url, $protocols = null, $context = 'display' ) {
2045      if ( $context == 'db' )
2046          _deprecated_function( 'clean_url( $context = \'db\' )', '3.0.0', 'sanitize_url()' );
2047      else
2048          _deprecated_function( __FUNCTION__, '3.0.0', 'esc_url()' );
2049      return esc_url( $url, $protocols, $context );
2050  }
2051  
2052  /**
2053   * Escape single quotes, specialchar double quotes, and fix line endings.
2054   *
2055   * The filter {@see 'js_escape'} is also applied by esc_js().
2056   *
2057   * @since 2.0.4
2058   * @deprecated 2.8.0 Use esc_js()
2059   * @see esc_js()
2060   *
2061   * @param string $text The text to be escaped.
2062   * @return string Escaped text.
2063   */
2064  function js_escape( $text ) {
2065      _deprecated_function( __FUNCTION__, '2.8.0', 'esc_js()' );
2066      return esc_js( $text );
2067  }
2068  
2069  /**
2070   * Legacy escaping for HTML blocks.
2071   *
2072   * @deprecated 2.8.0 Use esc_html()
2073   * @see esc_html()
2074   *
2075   * @param string       $text          Text to escape.
2076   * @param string       $quote_style   Unused.
2077   * @param false|string $charset       Unused.
2078   * @param false        $double_encode Whether to double encode. Unused.
2079   * @return string Escaped `$text`.
2080   */
2081  function wp_specialchars( $text, $quote_style = ENT_NOQUOTES, $charset = false, $double_encode = false ) {
2082      _deprecated_function( __FUNCTION__, '2.8.0', 'esc_html()' );
2083      if ( func_num_args() > 1 ) { // Maintain back-compat for people passing additional arguments.
2084          return _wp_specialchars( $text, $quote_style, $charset, $double_encode );
2085      } else {
2086          return esc_html( $text );
2087      }
2088  }
2089  
2090  /**
2091   * Escaping for HTML attributes.
2092   *
2093   * @since 2.0.6
2094   * @deprecated 2.8.0 Use esc_attr()
2095   * @see esc_attr()
2096   *
2097   * @param string $text
2098   * @return string
2099   */
2100  function attribute_escape( $text ) {
2101      _deprecated_function( __FUNCTION__, '2.8.0', 'esc_attr()' );
2102      return esc_attr( $text );
2103  }
2104  
2105  /**
2106   * Register widget for sidebar with backward compatibility.
2107   *
2108   * Allows $name to be an array that accepts either three elements to grab the
2109   * first element and the third for the name or just uses the first element of
2110   * the array for the name.
2111   *
2112   * Passes to wp_register_sidebar_widget() after argument list and backward
2113   * compatibility is complete.
2114   *
2115   * @since 2.2.0
2116   * @deprecated 2.8.0 Use wp_register_sidebar_widget()
2117   * @see wp_register_sidebar_widget()
2118   *
2119   * @param string|int $name            Widget ID.
2120   * @param callable   $output_callback Run when widget is called.
2121   * @param string     $classname       Optional. Classname widget option. Default empty.
2122   * @param mixed      ...$params       Widget parameters.
2123   */
2124  function register_sidebar_widget($name, $output_callback, $classname = '', ...$params) {
2125      _deprecated_function( __FUNCTION__, '2.8.0', 'wp_register_sidebar_widget()' );
2126      // Compat.
2127      if ( is_array( $name ) ) {
2128          if ( count( $name ) === 3 ) {
2129              $name = sprintf( $name[0], $name[2] );
2130          } else {
2131              $name = $name[0];
2132          }
2133      }
2134  
2135      $id      = sanitize_title( $name );
2136      $options = array();
2137      if ( ! empty( $classname ) && is_string( $classname ) ) {
2138          $options['classname'] = $classname;
2139      }
2140  
2141      wp_register_sidebar_widget( $id, $name, $output_callback, $options, ...$params );
2142  }
2143  
2144  /**
2145   * Serves as an alias of wp_unregister_sidebar_widget().
2146   *
2147   * @since 2.2.0
2148   * @deprecated 2.8.0 Use wp_unregister_sidebar_widget()
2149   * @see wp_unregister_sidebar_widget()
2150   *
2151   * @param int|string $id Widget ID.
2152   */
2153  function unregister_sidebar_widget($id) {
2154      _deprecated_function( __FUNCTION__, '2.8.0', 'wp_unregister_sidebar_widget()' );
2155      return wp_unregister_sidebar_widget($id);
2156  }
2157  
2158  /**
2159   * Registers widget control callback for customizing options.
2160   *
2161   * Allows $name to be an array that accepts either three elements to grab the
2162   * first element and the third for the name or just uses the first element of
2163   * the array for the name.
2164   *
2165   * Passes to wp_register_widget_control() after the argument list has
2166   * been compiled.
2167   *
2168   * @since 2.2.0
2169   * @deprecated 2.8.0 Use wp_register_widget_control()
2170   * @see wp_register_widget_control()
2171   *
2172   * @param int|string $name             Sidebar ID.
2173   * @param callable   $control_callback Widget control callback to display and process form.
2174   * @param int        $width            Widget width.
2175   * @param int        $height           Widget height.
2176   * @param mixed      ...$params        Widget parameters.
2177   */
2178  function register_widget_control($name, $control_callback, $width = '', $height = '', ...$params) {
2179      _deprecated_function( __FUNCTION__, '2.8.0', 'wp_register_widget_control()' );
2180      // Compat.
2181      if ( is_array( $name ) ) {
2182          if ( count( $name ) === 3 ) {
2183              $name = sprintf( $name[0], $name[2] );
2184          } else {
2185              $name = $name[0];
2186          }
2187      }
2188  
2189      $id      = sanitize_title( $name );
2190      $options = array();
2191      if ( ! empty( $width ) ) {
2192          $options['width'] = $width;
2193      }
2194      if ( ! empty( $height ) ) {
2195          $options['height'] = $height;
2196      }
2197  
2198      wp_register_widget_control( $id, $name, $control_callback, $options, ...$params );
2199  }
2200  
2201  /**
2202   * Alias of wp_unregister_widget_control().
2203   *
2204   * @since 2.2.0
2205   * @deprecated 2.8.0 Use wp_unregister_widget_control()
2206   * @see wp_unregister_widget_control()
2207   *
2208   * @param int|string $id Widget ID.
2209   */
2210  function unregister_widget_control($id) {
2211      _deprecated_function( __FUNCTION__, '2.8.0', 'wp_unregister_widget_control()' );
2212      return wp_unregister_widget_control($id);
2213  }
2214  
2215  /**
2216   * Remove user meta data.
2217   *
2218   * @since 2.0.0
2219   * @deprecated 3.0.0 Use delete_user_meta()
2220   * @see delete_user_meta()
2221   *
2222   * @global wpdb $wpdb WordPress database abstraction object.
2223   *
2224   * @param int $user_id User ID.
2225   * @param string $meta_key Metadata key.
2226   * @param mixed $meta_value Optional. Metadata value. Default empty.
2227   * @return bool True deletion completed and false if user_id is not a number.
2228   */
2229  function delete_usermeta( $user_id, $meta_key, $meta_value = '' ) {
2230      _deprecated_function( __FUNCTION__, '3.0.0', 'delete_user_meta()' );
2231      global $wpdb;
2232      if ( !is_numeric( $user_id ) )
2233          return false;
2234      $meta_key = preg_replace('|[^a-z0-9_]|i', '', $meta_key);
2235  
2236      if ( is_array($meta_value) || is_object($meta_value) )
2237          $meta_value = serialize($meta_value);
2238      $meta_value = trim( $meta_value );
2239  
2240      $cur = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->usermeta WHERE user_id = %d AND meta_key = %s", $user_id, $meta_key) );
2241  
2242      if ( $cur && $cur->umeta_id )
2243          do_action( 'delete_usermeta', $cur->umeta_id, $user_id, $meta_key, $meta_value );
2244  
2245      if ( ! empty($meta_value) )
2246          $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE user_id = %d AND meta_key = %s AND meta_value = %s", $user_id, $meta_key, $meta_value) );
2247      else
2248          $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->usermeta WHERE user_id = %d AND meta_key = %s", $user_id, $meta_key) );
2249  
2250      clean_user_cache( $user_id );
2251      wp_cache_delete( $user_id, 'user_meta' );
2252  
2253      if ( $cur && $cur->umeta_id )
2254          do_action( 'deleted_usermeta', $cur->umeta_id, $user_id, $meta_key, $meta_value );
2255  
2256      return true;
2257  }
2258  
2259  /**
2260   * Retrieve user metadata.
2261   *
2262   * If $user_id is not a number, then the function will fail over with a 'false'
2263   * boolean return value. Other returned values depend on whether there is only
2264   * one item to be returned, which be that single item type. If there is more
2265   * than one metadata value, then it will be list of metadata values.
2266   *
2267   * @since 2.0.0
2268   * @deprecated 3.0.0 Use get_user_meta()
2269   * @see get_user_meta()
2270   *
2271   * @global wpdb $wpdb WordPress database abstraction object.
2272   *
2273   * @param int $user_id User ID
2274   * @param string $meta_key Optional. Metadata key. Default empty.
2275   * @return mixed
2276   */
2277  function get_usermeta( $user_id, $meta_key = '' ) {
2278      _deprecated_function( __FUNCTION__, '3.0.0', 'get_user_meta()' );
2279      global $wpdb;
2280      $user_id = (int) $user_id;
2281  
2282      if ( !$user_id )
2283          return false;
2284  
2285      if ( !empty($meta_key) ) {
2286          $meta_key = preg_replace('|[^a-z0-9_]|i', '', $meta_key);
2287          $user = wp_cache_get($user_id, 'users');
2288          // Check the cached user object.
2289          if ( false !== $user && isset($user->$meta_key) )
2290              $metas = array($user->$meta_key);
2291          else
2292              $metas = $wpdb->get_col( $wpdb->prepare("SELECT meta_value FROM $wpdb->usermeta WHERE user_id = %d AND meta_key = %s", $user_id, $meta_key) );
2293      } else {
2294          $metas = $wpdb->get_col( $wpdb->prepare("SELECT meta_value FROM $wpdb->usermeta WHERE user_id = %d", $user_id) );
2295      }
2296  
2297      if ( empty($metas) ) {
2298          if ( empty($meta_key) )
2299              return array();
2300          else
2301              return '';
2302      }
2303  
2304      $metas = array_map('maybe_unserialize', $metas);
2305  
2306      if ( count($metas) === 1 )
2307          return $metas[0];
2308      else
2309          return $metas;
2310  }
2311  
2312  /**
2313   * Update metadata of user.
2314   *
2315   * There is no need to serialize values, they will be serialized if it is
2316   * needed. The metadata key can only be a string with underscores. All else will
2317   * be removed.
2318   *
2319   * Will remove the metadata, if the meta value is empty.
2320   *
2321   * @since 2.0.0
2322   * @deprecated 3.0.0 Use update_user_meta()
2323   * @see update_user_meta()
2324   *
2325   * @global wpdb $wpdb WordPress database abstraction object.
2326   *
2327   * @param int $user_id User ID
2328   * @param string $meta_key Metadata key.
2329   * @param mixed $meta_value Metadata value.
2330   * @return bool True on successful update, false on failure.
2331   */
2332  function update_usermeta( $user_id, $meta_key, $meta_value ) {
2333      _deprecated_function( __FUNCTION__, '3.0.0', 'update_user_meta()' );
2334      global $wpdb;
2335      if ( !is_numeric( $user_id ) )
2336          return false;
2337      $meta_key = preg_replace('|[^a-z0-9_]|i', '', $meta_key);
2338  
2339      /** @todo Might need fix because usermeta data is assumed to be already escaped */
2340      if ( is_string($meta_value) )
2341          $meta_value = stripslashes($meta_value);
2342      $meta_value = maybe_serialize($meta_value);
2343  
2344      if (empty($meta_value)) {
2345          return delete_usermeta($user_id, $meta_key);
2346      }
2347  
2348      $cur = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->usermeta WHERE user_id = %d AND meta_key = %s", $user_id, $meta_key) );
2349  
2350      if ( $cur )
2351          do_action( 'update_usermeta', $cur->umeta_id, $user_id, $meta_key, $meta_value );
2352  
2353      if ( !$cur )
2354          $wpdb->insert($wpdb->usermeta, compact('user_id', 'meta_key', 'meta_value') );
2355      elseif ( $cur->meta_value != $meta_value )
2356          $wpdb->update($wpdb->usermeta, compact('meta_value'), compact('user_id', 'meta_key') );
2357      else
2358          return false;
2359  
2360      clean_user_cache( $user_id );
2361      wp_cache_delete( $user_id, 'user_meta' );
2362  
2363      if ( !$cur )
2364          do_action( 'added_usermeta', $wpdb->insert_id, $user_id, $meta_key, $meta_value );
2365      else
2366          do_action( 'updated_usermeta', $cur->umeta_id, $user_id, $meta_key, $meta_value );
2367  
2368      return true;
2369  }
2370  
2371  /**
2372   * Get users for the site.
2373   *
2374   * For setups that use the multisite feature. Can be used outside of the
2375   * multisite feature.
2376   *
2377   * @since 2.2.0
2378   * @deprecated 3.1.0 Use get_users()
2379   * @see get_users()
2380   *
2381   * @global wpdb $wpdb WordPress database abstraction object.
2382   *
2383   * @param int $id Site ID.
2384   * @return array List of users that are part of that site ID
2385   */
2386  function get_users_of_blog( $id = '' ) {
2387      _deprecated_function( __FUNCTION__, '3.1.0', 'get_users()' );
2388  
2389      global $wpdb;
2390      if ( empty( $id ) ) {
2391          $id = get_current_blog_id();
2392      }
2393      $blog_prefix = $wpdb->get_blog_prefix($id);
2394      $users = $wpdb->get_results( "SELECT user_id, user_id AS ID, user_login, display_name, user_email, meta_value FROM $wpdb->users, $wpdb->usermeta WHERE {$wpdb->users}.ID = {$wpdb->usermeta}.user_id AND meta_key = '{$blog_prefix}capabilities' ORDER BY {$wpdb->usermeta}.user_id" );
2395      return $users;
2396  }
2397  
2398  /**
2399   * Enable/disable automatic general feed link outputting.
2400   *
2401   * @since 2.8.0
2402   * @deprecated 3.0.0 Use add_theme_support()
2403   * @see add_theme_support()
2404   *
2405   * @param bool $add Optional. Add or remove links. Default true.
2406   */
2407  function automatic_feed_links( $add = true ) {
2408      _deprecated_function( __FUNCTION__, '3.0.0', "add_theme_support( 'automatic-feed-links' )" );
2409  
2410      if ( $add )
2411          add_theme_support( 'automatic-feed-links' );
2412      else
2413          remove_action( 'wp_head', 'feed_links_extra', 3 ); // Just do this yourself in 3.0+.
2414  }
2415  
2416  /**
2417   * Retrieve user data based on field.
2418   *
2419   * @since 1.5.0
2420   * @deprecated 3.0.0 Use get_the_author_meta()
2421   * @see get_the_author_meta()
2422   *
2423   * @param string    $field User meta field.
2424   * @param false|int $user  Optional. User ID to retrieve the field for. Default false (current user).
2425   * @return string The author's field from the current author's DB object.
2426   */
2427  function get_profile( $field, $user = false ) {
2428      _deprecated_function( __FUNCTION__, '3.0.0', 'get_the_author_meta()' );
2429      if ( $user ) {
2430          $user = get_user_by( 'login', $user );
2431          $user = $user->ID;
2432      }
2433      return get_the_author_meta( $field, $user );
2434  }
2435  
2436  /**
2437   * Retrieves the number of posts a user has written.
2438   *
2439   * @since 0.71
2440   * @deprecated 3.0.0 Use count_user_posts()
2441   * @see count_user_posts()
2442   *
2443   * @param int $userid User to count posts for.
2444   * @return int Number of posts the given user has written.
2445   */
2446  function get_usernumposts( $userid ) {
2447      _deprecated_function( __FUNCTION__, '3.0.0', 'count_user_posts()' );
2448      return count_user_posts( $userid );
2449  }
2450  
2451  /**
2452   * Callback used to change %uXXXX to &#YYY; syntax
2453   *
2454   * @since 2.8.0
2455   * @access private
2456   * @deprecated 3.0.0
2457   *
2458   * @param array $matches Single Match
2459   * @return string An HTML entity
2460   */
2461  function funky_javascript_callback($matches) {
2462      return "&#".base_convert($matches[1],16,10).";";
2463  }
2464  
2465  /**
2466   * Fixes JavaScript bugs in browsers.
2467   *
2468   * Converts unicode characters to HTML numbered entities.
2469   *
2470   * @since 1.5.0
2471   * @deprecated 3.0.0
2472   *
2473   * @global $is_macIE
2474   * @global $is_winIE
2475   *
2476   * @param string $text Text to be made safe.
2477   * @return string Fixed text.
2478   */
2479  function funky_javascript_fix($text) {
2480      _deprecated_function( __FUNCTION__, '3.0.0' );
2481      // Fixes for browsers' JavaScript bugs.
2482      global $is_macIE, $is_winIE;
2483  
2484      if ( $is_winIE || $is_macIE )
2485          $text =  preg_replace_callback("/\%u([0-9A-F]{4,4})/",
2486                      "funky_javascript_callback",
2487                      $text);
2488  
2489      return $text;
2490  }
2491  
2492  /**
2493   * Checks that the taxonomy name exists.
2494   *
2495   * @since 2.3.0
2496   * @deprecated 3.0.0 Use taxonomy_exists()
2497   * @see taxonomy_exists()
2498   *
2499   * @param string $taxonomy Name of taxonomy object
2500   * @return bool Whether the taxonomy exists.
2501   */
2502  function is_taxonomy( $taxonomy ) {
2503      _deprecated_function( __FUNCTION__, '3.0.0', 'taxonomy_exists()' );
2504      return taxonomy_exists( $taxonomy );
2505  }
2506  
2507  /**
2508   * Check if Term exists.
2509   *
2510   * @since 2.3.0
2511   * @deprecated 3.0.0 Use term_exists()
2512   * @see term_exists()
2513   *
2514   * @param int|string $term The term to check
2515   * @param string $taxonomy The taxonomy name to use
2516   * @param int $parent ID of parent term under which to confine the exists search.
2517   * @return mixed Get the term ID or term object, if exists.
2518   */
2519  function is_term( $term, $taxonomy = '', $parent = 0 ) {
2520      _deprecated_function( __FUNCTION__, '3.0.0', 'term_exists()' );
2521      return term_exists( $term, $taxonomy, $parent );
2522  }
2523  
2524  /**
2525   * Determines whether the current admin page is generated by a plugin.
2526   *
2527   * Use global $plugin_page and/or get_plugin_page_hookname() hooks.
2528   *
2529   * For more information on this and similar theme functions, check out
2530   * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
2531   * Conditional Tags} article in the Theme Developer Handbook.
2532   *
2533   * @since 1.5.0
2534   * @deprecated 3.1.0
2535   *
2536   * @global $plugin_page
2537   *
2538   * @return bool
2539   */
2540  function is_plugin_page() {
2541      _deprecated_function( __FUNCTION__, '3.1.0' );
2542  
2543      global $plugin_page;
2544  
2545      if ( isset($plugin_page) )
2546          return true;
2547  
2548      return false;
2549  }
2550  
2551  /**
2552   * Update the categories cache.
2553   *
2554   * This function does not appear to be used anymore or does not appear to be
2555   * needed. It might be a legacy function left over from when there was a need
2556   * for updating the category cache.
2557   *
2558   * @since 1.5.0
2559   * @deprecated 3.1.0
2560   *
2561   * @return bool Always return True
2562   */
2563  function update_category_cache() {
2564      _deprecated_function( __FUNCTION__, '3.1.0' );
2565  
2566      return true;
2567  }
2568  
2569  /**
2570   * Check for PHP timezone support
2571   *
2572   * @since 2.9.0
2573   * @deprecated 3.2.0
2574   *
2575   * @return bool
2576   */
2577  function wp_timezone_supported() {
2578      _deprecated_function( __FUNCTION__, '3.2.0' );
2579  
2580      return true;
2581  }
2582  
2583  /**
2584   * Displays an editor: TinyMCE, HTML, or both.
2585   *
2586   * @since 2.1.0
2587   * @deprecated 3.3.0 Use wp_editor()
2588   * @see wp_editor()
2589   *
2590   * @param string $content       Textarea content.
2591   * @param string $id            Optional. HTML ID attribute value. Default 'content'.
2592   * @param string $prev_id       Optional. Unused.
2593   * @param bool   $media_buttons Optional. Whether to display media buttons. Default true.
2594   * @param int    $tab_index     Optional. Unused.
2595   * @param bool   $extended      Optional. Unused.
2596   */
2597  function the_editor($content, $id = 'content', $prev_id = 'title', $media_buttons = true, $tab_index = 2, $extended = true) {
2598      _deprecated_function( __FUNCTION__, '3.3.0', 'wp_editor()' );
2599  
2600      wp_editor( $content, $id, array( 'media_buttons' => $media_buttons ) );
2601  }
2602  
2603  /**
2604   * Perform the query to get the $metavalues array(s) needed by _fill_user and _fill_many_users
2605   *
2606   * @since 3.0.0
2607   * @deprecated 3.3.0
2608   *
2609   * @param array $ids User ID numbers list.
2610   * @return array of arrays. The array is indexed by user_id, containing $metavalues object arrays.
2611   */
2612  function get_user_metavalues($ids) {
2613      _deprecated_function( __FUNCTION__, '3.3.0' );
2614  
2615      $objects = array();
2616  
2617      $ids = array_map('intval', $ids);
2618      foreach ( $ids as $id )
2619          $objects[$id] = array();
2620  
2621      $metas = update_meta_cache('user', $ids);
2622  
2623      foreach ( $metas as $id => $meta ) {
2624          foreach ( $meta as $key => $metavalues ) {
2625              foreach ( $metavalues as $value ) {
2626                  $objects[$id][] = (object)array( 'user_id' => $id, 'meta_key' => $key, 'meta_value' => $value);
2627              }
2628          }
2629      }
2630  
2631      return $objects;
2632  }
2633  
2634  /**
2635   * Sanitize every user field.
2636   *
2637   * If the context is 'raw', then the user object or array will get minimal sanitization of the int fields.
2638   *
2639   * @since 2.3.0
2640   * @deprecated 3.3.0
2641   *
2642   * @param object|array $user    The user object or array.
2643   * @param string       $context Optional. How to sanitize user fields. Default 'display'.
2644   * @return object|array The now sanitized user object or array (will be the same type as $user).
2645   */
2646  function sanitize_user_object($user, $context = 'display') {
2647      _deprecated_function( __FUNCTION__, '3.3.0' );
2648  
2649      if ( is_object($user) ) {
2650          if ( !isset($user->ID) )
2651              $user->ID = 0;
2652          if ( ! ( $user instanceof WP_User ) ) {
2653              $vars = get_object_vars($user);
2654              foreach ( array_keys($vars) as $field ) {
2655                  if ( is_string($user->$field) || is_numeric($user->$field) )
2656                      $user->$field = sanitize_user_field($field, $user->$field, $user->ID, $context);
2657              }
2658          }
2659          $user->filter = $context;
2660      } else {
2661          if ( !isset($user['ID']) )
2662              $user['ID'] = 0;
2663          foreach ( array_keys($user) as $field )
2664              $user[$field] = sanitize_user_field($field, $user[$field], $user['ID'], $context);
2665          $user['filter'] = $context;
2666      }
2667  
2668      return $user;
2669  }
2670  
2671  /**
2672   * Get boundary post relational link.
2673   *
2674   * Can either be start or end post relational link.
2675   *
2676   * @since 2.8.0
2677   * @deprecated 3.3.0
2678   *
2679   * @param string $title               Optional. Link title format. Default '%title'.
2680   * @param bool   $in_same_cat         Optional. Whether link should be in a same category.
2681   *                                    Default false.
2682   * @param string $excluded_categories Optional. Excluded categories IDs. Default empty.
2683   * @param bool   $start               Optional. Whether to display link to first or last post.
2684   *                                    Default true.
2685   * @return string
2686   */
2687  function get_boundary_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '', $start = true) {
2688      _deprecated_function( __FUNCTION__, '3.3.0' );
2689  
2690      $posts = get_boundary_post($in_same_cat, $excluded_categories, $start);
2691      // If there is no post, stop.
2692      if ( empty($posts) )
2693          return;
2694  
2695      // Even though we limited get_posts() to return only 1 item it still returns an array of objects.
2696      $post = $posts[0];
2697  
2698      if ( empty($post->post_title) )
2699          $post->post_title = $start ? __('First Post') : __('Last Post');
2700  
2701      $date = mysql2date(get_option('date_format'), $post->post_date);
2702  
2703      $title = str_replace('%title', $post->post_title, $title);
2704      $title = str_replace('%date', $date, $title);
2705      $title = apply_filters('the_title', $title, $post->ID);
2706  
2707      $link = $start ? "<link rel='start' title='" : "<link rel='end' title='";
2708      $link .= esc_attr($title);
2709      $link .= "' href='" . get_permalink($post) . "' />\n";
2710  
2711      $boundary = $start ? 'start' : 'end';
2712      return apply_filters( "{$boundary}_post_rel_link", $link );
2713  }
2714  
2715  /**
2716   * Display relational link for the first post.
2717   *
2718   * @since 2.8.0
2719   * @deprecated 3.3.0
2720   *
2721   * @param string $title Optional. Link title format.
2722   * @param bool $in_same_cat Optional. Whether link should be in a same category.
2723   * @param string $excluded_categories Optional. Excluded categories IDs.
2724   */
2725  function start_post_rel_link($title = '%title', $in_same_cat = false, $excluded_categories = '') {
2726      _deprecated_function( __FUNCTION__, '3.3.0' );
2727  
2728      echo get_boundary_post_rel_link($title, $in_same_cat, $excluded_categories, true);
2729  }
2730  
2731  /**
2732   * Get site index relational link.
2733   *
2734   * @since 2.8.0
2735   * @deprecated 3.3.0
2736   *
2737   * @return string
2738   */
2739  function get_index_rel_link() {
2740      _deprecated_function( __FUNCTION__, '3.3.0' );
2741  
2742      $link = "<link rel='index' title='" . esc_attr( get_bloginfo( 'name', 'display' ) ) . "' href='" . esc_url( user_trailingslashit( get_bloginfo( 'url', 'display' ) ) ) . "' />\n";
2743      return apply_filters( "index_rel_link", $link );
2744  }
2745  
2746  /**
2747   * Display relational link for the site index.
2748   *
2749   * @since 2.8.0
2750   * @deprecated 3.3.0
2751   */
2752  function index_rel_link() {
2753      _deprecated_function( __FUNCTION__, '3.3.0' );
2754  
2755      echo get_index_rel_link();
2756  }
2757  
2758  /**
2759   * Get parent post relational link.
2760   *
2761   * @since 2.8.0
2762   * @deprecated 3.3.0
2763   *
2764   * @global WP_Post $post Global post object.
2765   *
2766   * @param string $title Optional. Link title format. Default '%title'.
2767   * @return string
2768   */
2769  function get_parent_post_rel_link( $title = '%title' ) {
2770      _deprecated_function( __FUNCTION__, '3.3.0' );
2771  
2772      if ( ! empty( $GLOBALS['post'] ) && ! empty( $GLOBALS['post']->post_parent ) )
2773          $post = get_post($GLOBALS['post']->post_parent);
2774  
2775      if ( empty($post) )
2776          return;
2777  
2778      $date = mysql2date(get_option('date_format'), $post->post_date);
2779  
2780      $title = str_replace('%title', $post->post_title, $title);
2781      $title = str_replace('%date', $date, $title);
2782      $title = apply_filters('the_title', $title, $post->ID);
2783  
2784      $link = "<link rel='up' title='";
2785      $link .= esc_attr( $title );
2786      $link .= "' href='" . get_permalink($post) . "' />\n";
2787  
2788      return apply_filters( "parent_post_rel_link", $link );
2789  }
2790  
2791  /**
2792   * Display relational link for parent item
2793   *
2794   * @since 2.8.0
2795   * @deprecated 3.3.0
2796   *
2797   * @param string $title Optional. Link title format. Default '%title'.
2798   */
2799  function parent_post_rel_link( $title = '%title' ) {
2800      _deprecated_function( __FUNCTION__, '3.3.0' );
2801  
2802      echo get_parent_post_rel_link($title);
2803  }
2804  
2805  /**
2806   * Add the "Dashboard"/"Visit Site" menu.
2807   *
2808   * @since 3.2.0
2809   * @deprecated 3.3.0
2810   *
2811   * @param WP_Admin_Bar $wp_admin_bar WP_Admin_Bar instance.
2812   */
2813  function wp_admin_bar_dashboard_view_site_menu( $wp_admin_bar ) {
2814      _deprecated_function( __FUNCTION__, '3.3.0' );
2815  
2816      $user_id = get_current_user_id();
2817  
2818      if ( 0 != $user_id ) {
2819          if ( is_admin() )
2820              $wp_admin_bar->add_menu( array( 'id' => 'view-site', 'title' => __( 'Visit Site' ), 'href' => home_url() ) );
2821          elseif ( is_multisite() )
2822              $wp_admin_bar->add_menu( array( 'id' => 'dashboard', 'title' => __( 'Dashboard' ), 'href' => get_dashboard_url( $user_id ) ) );
2823          else
2824              $wp_admin_bar->add_menu( array( 'id' => 'dashboard', 'title' => __( 'Dashboard' ), 'href' => admin_url() ) );
2825      }
2826  }
2827  
2828  /**
2829   * Checks if the current user belong to a given site.
2830   *
2831   * @since MU (3.0.0)
2832   * @deprecated 3.3.0 Use is_user_member_of_blog()
2833   * @see is_user_member_of_blog()
2834   *
2835   * @param int $blog_id Site ID
2836   * @return bool True if the current users belong to $blog_id, false if not.
2837   */
2838  function is_blog_user( $blog_id = 0 ) {
2839      _deprecated_function( __FUNCTION__, '3.3.0', 'is_user_member_of_blog()' );
2840  
2841      return is_user_member_of_blog( get_current_user_id(), $blog_id );
2842  }
2843  
2844  /**
2845   * Open the file handle for debugging.
2846   *
2847   * @since 0.71
2848   * @deprecated 3.4.0 Use error_log()
2849   * @see error_log()
2850   *
2851   * @link https://www.php.net/manual/en/function.error-log.php
2852   *
2853   * @param string $filename File name.
2854   * @param string $mode     Type of access you required to the stream.
2855   * @return false Always false.
2856   */
2857  function debug_fopen( $filename, $mode ) {
2858      _deprecated_function( __FUNCTION__, '3.4.0', 'error_log()' );
2859      return false;
2860  }
2861  
2862  /**
2863   * Write contents to the file used for debugging.
2864   *
2865   * @since 0.71
2866   * @deprecated 3.4.0 Use error_log()
2867   * @see error_log()
2868   *
2869   * @link https://www.php.net/manual/en/function.error-log.php
2870   *
2871   * @param mixed  $fp      Unused.
2872   * @param string $message Message to log.
2873   */
2874  function debug_fwrite( $fp, $message ) {
2875      _deprecated_function( __FUNCTION__, '3.4.0', 'error_log()' );
2876      if ( ! empty( $GLOBALS['debug'] ) )
2877          error_log( $message );
2878  }
2879  
2880  /**
2881   * Close the debugging file handle.
2882   *
2883   * @since 0.71
2884   * @deprecated 3.4.0 Use error_log()
2885   * @see error_log()
2886   *
2887   * @link https://www.php.net/manual/en/function.error-log.php
2888   *
2889   * @param mixed $fp Unused.
2890   */
2891  function debug_fclose( $fp ) {
2892      _deprecated_function( __FUNCTION__, '3.4.0', 'error_log()' );
2893  }
2894  
2895  /**
2896   * Retrieve list of themes with theme data in theme directory.
2897   *
2898   * The theme is broken, if it doesn't have a parent theme and is missing either
2899   * style.css and, or index.php. If the theme has a parent theme then it is
2900   * broken, if it is missing style.css; index.php is optional.
2901   *
2902   * @since 1.5.0
2903   * @deprecated 3.4.0 Use wp_get_themes()
2904   * @see wp_get_themes()
2905   *
2906   * @return array Theme list with theme data.
2907   */
2908  function get_themes() {
2909      _deprecated_function( __FUNCTION__, '3.4.0', 'wp_get_themes()' );
2910  
2911      global $wp_themes;
2912      if ( isset( $wp_themes ) )
2913          return $wp_themes;
2914  
2915      $themes = wp_get_themes();
2916      $wp_themes = array();
2917  
2918      foreach ( $themes as $theme ) {
2919          $name = $theme->get('Name');
2920          if ( isset( $wp_themes[ $name ] ) )
2921              $wp_themes[ $name . '/' . $theme->get_stylesheet() ] = $theme;
2922          else
2923              $wp_themes[ $name ] = $theme;
2924      }
2925  
2926      return $wp_themes;
2927  }
2928  
2929  /**
2930   * Retrieve theme data.
2931   *
2932   * @since 1.5.0
2933   * @deprecated 3.4.0 Use wp_get_theme()
2934   * @see wp_get_theme()
2935   *
2936   * @param string $theme Theme name.
2937   * @return array|null Null, if theme name does not exist. Theme data, if exists.
2938   */
2939  function get_theme( $theme ) {
2940      _deprecated_function( __FUNCTION__, '3.4.0', 'wp_get_theme( $stylesheet )' );
2941  
2942      $themes = get_themes();
2943      if ( is_array( $themes ) && array_key_exists( $theme, $themes ) )
2944          return $themes[ $theme ];
2945      return null;
2946  }
2947  
2948  /**
2949   * Retrieve current theme name.
2950   *
2951   * @since 1.5.0
2952   * @deprecated 3.4.0 Use wp_get_theme()
2953   * @see wp_get_theme()
2954   *
2955   * @return string
2956   */
2957  function get_current_theme() {
2958      _deprecated_function( __FUNCTION__, '3.4.0', 'wp_get_theme()' );
2959  
2960      if ( $theme = get_option( 'current_theme' ) )
2961          return $theme;
2962  
2963      return wp_get_theme()->get('Name');
2964  }
2965  
2966  /**
2967   * Accepts matches array from preg_replace_callback in wpautop() or a string.
2968   *
2969   * Ensures that the contents of a `<pre>...</pre>` HTML block are not
2970   * converted into paragraphs or line breaks.
2971   *
2972   * @since 1.2.0
2973   * @deprecated 3.4.0
2974   *
2975   * @param array|string $matches The array or string
2976   * @return string The pre block without paragraph/line break conversion.
2977   */
2978  function clean_pre($matches) {
2979      _deprecated_function( __FUNCTION__, '3.4.0' );
2980  
2981      if ( is_array($matches) )
2982          $text = $matches[1] . $matches[2] . "</pre>";
2983      else
2984          $text = $matches;
2985  
2986      $text = str_replace(array('<br />', '<br/>', '<br>'), array('', '', ''), $text);
2987      $text = str_replace('<p>', "\n", $text);
2988      $text = str_replace('</p>', '', $text);
2989  
2990      return $text;
2991  }
2992  
2993  
2994  /**
2995   * Add callbacks for image header display.
2996   *
2997   * @since 2.1.0
2998   * @deprecated 3.4.0 Use add_theme_support()
2999   * @see add_theme_support()
3000   *
3001   * @param callable $wp_head_callback Call on the {@see 'wp_head'} action.
3002   * @param callable $admin_head_callback Call on custom header administration screen.
3003   * @param callable $admin_preview_callback Output a custom header image div on the custom header administration screen. Optional.
3004   */
3005  function add_custom_image_header( $wp_head_callback, $admin_head_callback, $admin_preview_callback = '' ) {
3006      _deprecated_function( __FUNCTION__, '3.4.0', 'add_theme_support( \'custom-header\', $args )' );
3007      $args = array(
3008          'wp-head-callback'    => $wp_head_callback,
3009          'admin-head-callback' => $admin_head_callback,
3010      );
3011      if ( $admin_preview_callback )
3012          $args['admin-preview-callback'] = $admin_preview_callback;
3013      return add_theme_support( 'custom-header', $args );
3014  }
3015  
3016  /**
3017   * Remove image header support.
3018   *
3019   * @since 3.1.0
3020   * @deprecated 3.4.0 Use remove_theme_support()
3021   * @see remove_theme_support()
3022   *
3023   * @return null|bool Whether support was removed.
3024   */
3025  function remove_custom_image_header() {
3026      _deprecated_function( __FUNCTION__, '3.4.0', 'remove_theme_support( \'custom-header\' )' );
3027      return remove_theme_support( 'custom-header' );
3028  }
3029  
3030  /**
3031   * Add callbacks for background image display.
3032   *
3033   * @since 3.0.0
3034   * @deprecated 3.4.0 Use add_theme_support()
3035   * @see add_theme_support()
3036   *
3037   * @param callable $wp_head_callback Call on the {@see 'wp_head'} action.
3038   * @param callable $admin_head_callback Call on custom background administration screen.
3039   * @param callable $admin_preview_callback Output a custom background image div on the custom background administration screen. Optional.
3040   */
3041  function add_custom_background( $wp_head_callback = '', $admin_head_callback = '', $admin_preview_callback = '' ) {
3042      _deprecated_function( __FUNCTION__, '3.4.0', 'add_theme_support( \'custom-background\', $args )' );
3043      $args = array();
3044      if ( $wp_head_callback )
3045          $args['wp-head-callback'] = $wp_head_callback;
3046      if ( $admin_head_callback )
3047          $args['admin-head-callback'] = $admin_head_callback;
3048      if ( $admin_preview_callback )
3049          $args['admin-preview-callback'] = $admin_preview_callback;
3050      return add_theme_support( 'custom-background', $args );
3051  }
3052  
3053  /**
3054   * Remove custom background support.
3055   *
3056   * @since 3.1.0
3057   * @deprecated 3.4.0 Use add_custom_background()
3058   * @see add_custom_background()
3059   *
3060   * @return null|bool Whether support was removed.
3061   */
3062  function remove_custom_background() {
3063      _deprecated_function( __FUNCTION__, '3.4.0', 'remove_theme_support( \'custom-background\' )' );
3064      return remove_theme_support( 'custom-background' );
3065  }
3066  
3067  /**
3068   * Retrieve theme data from parsed theme file.
3069   *
3070   * @since 1.5.0
3071   * @deprecated 3.4.0 Use wp_get_theme()
3072   * @see wp_get_theme()
3073   *
3074   * @param string $theme_file Theme file path.
3075   * @return array Theme data.
3076   */
3077  function get_theme_data( $theme_file ) {
3078      _deprecated_function( __FUNCTION__, '3.4.0', 'wp_get_theme()' );
3079      $theme = new WP_Theme( wp_basename( dirname( $theme_file ) ), dirname( dirname( $theme_file ) ) );
3080  
3081      $theme_data = array(
3082          'Name' => $theme->get('Name'),
3083          'URI' => $theme->display('ThemeURI', true, false),
3084          'Description' => $theme->display('Description', true, false),
3085          'Author' => $theme->display('Author', true, false),
3086          'AuthorURI' => $theme->display('AuthorURI', true, false),
3087          'Version' => $theme->get('Version'),
3088          'Template' => $theme->get('Template'),
3089          'Status' => $theme->get('Status'),
3090          'Tags' => $theme->get('Tags'),
3091          'Title' => $theme->get('Name'),
3092          'AuthorName' => $theme->get('Author'),
3093      );
3094  
3095      foreach ( apply_filters( 'extra_theme_headers', array() ) as $extra_header ) {
3096          if ( ! isset( $theme_data[ $extra_header ] ) )
3097              $theme_data[ $extra_header ] = $theme->get( $extra_header );
3098      }
3099  
3100      return $theme_data;
3101  }
3102  
3103  /**
3104   * Alias of update_post_cache().
3105   *
3106   * @see update_post_cache() Posts and pages are the same, alias is intentional
3107   *
3108   * @since 1.5.1
3109   * @deprecated 3.4.0 Use update_post_cache()
3110   * @see update_post_cache()
3111   *
3112   * @param array $pages list of page objects
3113   */
3114  function update_page_cache( &$pages ) {
3115      _deprecated_function( __FUNCTION__, '3.4.0', 'update_post_cache()' );
3116  
3117      update_post_cache( $pages );
3118  }
3119  
3120  /**
3121   * Will clean the page in the cache.
3122   *
3123   * Clean (read: delete) page from cache that matches $id. Will also clean cache
3124   * associated with 'all_page_ids' and 'get_pages'.
3125   *
3126   * @since 2.0.0
3127   * @deprecated 3.4.0 Use clean_post_cache
3128   * @see clean_post_cache()
3129   *
3130   * @param int $id Page ID to clean
3131   */
3132  function clean_page_cache( $id ) {
3133      _deprecated_function( __FUNCTION__, '3.4.0', 'clean_post_cache()' );
3134  
3135      clean_post_cache( $id );
3136  }
3137  
3138  /**
3139   * Retrieve nonce action "Are you sure" message.
3140   *
3141   * Deprecated in 3.4.1 and 3.5.0. Backported to 3.3.3.
3142   *
3143   * @since 2.0.4
3144   * @deprecated 3.4.1 Use wp_nonce_ays()
3145   * @see wp_nonce_ays()
3146   *
3147   * @param string $action Nonce action.
3148   * @return string Are you sure message.
3149   */
3150  function wp_explain_nonce( $action ) {
3151      _deprecated_function( __FUNCTION__, '3.4.1', 'wp_nonce_ays()' );
3152      return __( 'Are you sure you want to do this?' );
3153  }
3154  
3155  /**
3156   * Display "sticky" CSS class, if a post is sticky.
3157   *
3158   * @since 2.7.0
3159   * @deprecated 3.5.0 Use post_class()
3160   * @see post_class()
3161   *
3162   * @param int $post_id An optional post ID.
3163   */
3164  function sticky_class( $post_id = null ) {
3165      _deprecated_function( __FUNCTION__, '3.5.0', 'post_class()' );
3166      if ( is_sticky( $post_id ) )
3167          echo ' sticky';
3168  }
3169  
3170  /**
3171   * Retrieve post ancestors.
3172   *
3173   * This is no longer needed as WP_Post lazy-loads the ancestors
3174   * property with get_post_ancestors().
3175   *
3176   * @since 2.3.4
3177   * @deprecated 3.5.0 Use get_post_ancestors()
3178   * @see get_post_ancestors()
3179   *
3180   * @param WP_Post $post Post object, passed by reference (unused).
3181   */
3182  function _get_post_ancestors( &$post ) {
3183      _deprecated_function( __FUNCTION__, '3.5.0' );
3184  }
3185  
3186  /**
3187   * Load an image from a string, if PHP supports it.
3188   *
3189   * @since 2.1.0
3190   * @deprecated 3.5.0 Use wp_get_image_editor()
3191   * @see wp_get_image_editor()
3192   *
3193   * @param string $file Filename of the image to load.
3194   * @return resource|GdImage|string The resulting image resource or GdImage instance on success,
3195   *                                 error string on failure.
3196   */
3197  function wp_load_image( $file ) {
3198      _deprecated_function( __FUNCTION__, '3.5.0', 'wp_get_image_editor()' );
3199  
3200      if ( is_numeric( $file ) )
3201          $file = get_attached_file( $file );
3202  
3203      if ( ! is_file( $file ) ) {
3204          /* translators: %s: File name. */
3205          return sprintf( __( 'File &#8220;%s&#8221; does not exist?' ), $file );
3206      }
3207  
3208      if ( ! function_exists('imagecreatefromstring') )
3209          return __('The GD image library is not installed.');
3210  
3211      // Set artificially high because GD uses uncompressed images in memory.
3212      wp_raise_memory_limit( 'image' );
3213  
3214      $image = imagecreatefromstring( file_get_contents( $file ) );
3215  
3216      if ( ! is_gd_image( $image ) ) {
3217          /* translators: %s: File name. */
3218          return sprintf( __( 'File &#8220;%s&#8221; is not an image.' ), $file );
3219      }
3220  
3221      return $image;
3222  }
3223  
3224  /**
3225   * Scale down an image to fit a particular size and save a new copy of the image.
3226   *
3227   * The PNG transparency will be preserved using the function, as well as the
3228   * image type. If the file going in is PNG, then the resized image is going to
3229   * be PNG. The only supported image types are PNG, GIF, and JPEG.
3230   *
3231   * Some functionality requires API to exist, so some PHP version may lose out
3232   * support. This is not the fault of WordPress (where functionality is
3233   * downgraded, not actual defects), but of your PHP version.
3234   *
3235   * @since 2.5.0
3236   * @deprecated 3.5.0 Use wp_get_image_editor()
3237   * @see wp_get_image_editor()
3238   *
3239   * @param string $file         Image file path.
3240   * @param int    $max_w        Maximum width to resize to.
3241   * @param int    $max_h        Maximum height to resize to.
3242   * @param bool   $crop         Optional. Whether to crop image or resize. Default false.
3243   * @param string $suffix       Optional. File suffix. Default null.
3244   * @param string $dest_path    Optional. New image file path. Default null.
3245   * @param int    $jpeg_quality Optional. Image quality percentage. Default 90.
3246   * @return mixed WP_Error on failure. String with new destination path.
3247   */
3248  function image_resize( $file, $max_w, $max_h, $crop = false, $suffix = null, $dest_path = null, $jpeg_quality = 90 ) {
3249      _deprecated_function( __FUNCTION__, '3.5.0', 'wp_get_image_editor()' );
3250  
3251      $editor = wp_get_image_editor( $file );
3252      if ( is_wp_error( $editor ) )
3253          return $editor;
3254      $editor->set_quality( $jpeg_quality );
3255  
3256      $resized = $editor->resize( $max_w, $max_h, $crop );
3257      if ( is_wp_error( $resized ) )
3258          return $resized;
3259  
3260      $dest_file = $editor->generate_filename( $suffix, $dest_path );
3261      $saved = $editor->save( $dest_file );
3262  
3263      if ( is_wp_error( $saved ) )
3264          return $saved;
3265  
3266      return $dest_file;
3267  }
3268  
3269  /**
3270   * Retrieve a single post, based on post ID.
3271   *
3272   * Has categories in 'post_category' property or key. Has tags in 'tags_input'
3273   * property or key.
3274   *
3275   * @since 1.0.0
3276   * @deprecated 3.5.0 Use get_post()
3277   * @see get_post()
3278   *
3279   * @param int $postid Post ID.
3280   * @param string $mode How to return result, either OBJECT, ARRAY_N, or ARRAY_A.
3281   * @return WP_Post|null Post object or array holding post contents and information
3282   */
3283  function wp_get_single_post( $postid = 0, $mode = OBJECT ) {
3284      _deprecated_function( __FUNCTION__, '3.5.0', 'get_post()' );
3285      return get_post( $postid, $mode );
3286  }
3287  
3288  /**
3289   * Check that the user login name and password is correct.
3290   *
3291   * @since 0.71
3292   * @deprecated 3.5.0 Use wp_authenticate()
3293   * @see wp_authenticate()
3294   *
3295   * @param string $user_login User name.
3296   * @param string $user_pass User password.
3297   * @return bool False if does not authenticate, true if username and password authenticates.
3298   */
3299  function user_pass_ok($user_login, $user_pass) {
3300      _deprecated_function( __FUNCTION__, '3.5.0', 'wp_authenticate()' );
3301      $user = wp_authenticate( $user_login, $user_pass );
3302      if ( is_wp_error( $user ) )
3303          return false;
3304  
3305      return true;
3306  }
3307  
3308  /**
3309   * Callback formerly fired on the save_post hook. No longer needed.
3310   *
3311   * @since 2.3.0
3312   * @deprecated 3.5.0
3313   */
3314  function _save_post_hook() {}
3315  
3316  /**
3317   * Check if the installed version of GD supports particular image type
3318   *
3319   * @since 2.9.0
3320   * @deprecated 3.5.0 Use wp_image_editor_supports()
3321   * @see wp_image_editor_supports()
3322   *
3323   * @param string $mime_type
3324   * @return bool
3325   */
3326  function gd_edit_image_support($mime_type) {
3327      _deprecated_function( __FUNCTION__, '3.5.0', 'wp_image_editor_supports()' );
3328  
3329      if ( function_exists('imagetypes') ) {
3330          switch( $mime_type ) {
3331              case 'image/jpeg':
3332                  return (imagetypes() & IMG_JPG) != 0;
3333              case 'image/png':
3334                  return (imagetypes() & IMG_PNG) != 0;
3335              case 'image/gif':
3336                  return (imagetypes() & IMG_GIF) != 0;
3337              case 'image/webp':
3338                  return (imagetypes() & IMG_WEBP) != 0;
3339              case 'image/avif':
3340                  return (imagetypes() & IMG_AVIF) != 0;
3341              }
3342      } else {
3343          switch( $mime_type ) {
3344              case 'image/jpeg':
3345                  return function_exists('imagecreatefromjpeg');
3346              case 'image/png':
3347                  return function_exists('imagecreatefrompng');
3348              case 'image/gif':
3349                  return function_exists('imagecreatefromgif');
3350              case 'image/webp':
3351                  return function_exists('imagecreatefromwebp');
3352              case 'image/avif':
3353                  return function_exists('imagecreatefromavif');
3354          }
3355      }
3356      return false;
3357  }
3358  
3359  /**
3360   * Converts an integer byte value to a shorthand byte value.
3361   *
3362   * @since 2.3.0
3363   * @deprecated 3.6.0 Use size_format()
3364   * @see size_format()
3365   *
3366   * @param int $bytes An integer byte value.
3367   * @return string A shorthand byte value.
3368   */
3369  function wp_convert_bytes_to_hr( $bytes ) {
3370      _deprecated_function( __FUNCTION__, '3.6.0', 'size_format()' );
3371  
3372      $units = array( 0 => 'B', 1 => 'KB', 2 => 'MB', 3 => 'GB', 4 => 'TB' );
3373      $log   = log( $bytes, KB_IN_BYTES );
3374      $power = (int) $log;
3375      $size  = KB_IN_BYTES ** ( $log - $power );
3376  
3377      if ( ! is_nan( $size ) && array_key_exists( $power, $units ) ) {
3378          $unit = $units[ $power ];
3379      } else {
3380          $size = $bytes;
3381          $unit = $units[0];
3382      }
3383  
3384      return $size . $unit;
3385  }
3386  
3387  /**
3388   * Formerly used internally to tidy up the search terms.
3389   *
3390   * @since 2.9.0
3391   * @access private
3392   * @deprecated 3.7.0
3393   *
3394   * @param string $t Search terms to "tidy", e.g. trim.
3395   * @return string Trimmed search terms.
3396   */
3397  function _search_terms_tidy( $t ) {
3398      _deprecated_function( __FUNCTION__, '3.7.0' );
3399      return trim( $t, "\"'\n\r " );
3400  }
3401  
3402  /**
3403   * Determine if TinyMCE is available.
3404   *
3405   * Checks to see if the user has deleted the tinymce files to slim down
3406   * their WordPress installation.
3407   *
3408   * @since 2.1.0
3409   * @deprecated 3.9.0
3410   *
3411   * @return bool Whether TinyMCE exists.
3412   */
3413  function rich_edit_exists() {
3414      global $wp_rich_edit_exists;
3415      _deprecated_function( __FUNCTION__, '3.9.0' );
3416  
3417      if ( ! isset( $wp_rich_edit_exists ) )
3418          $wp_rich_edit_exists = file_exists( ABSPATH . WPINC . '/js/tinymce/tinymce.js' );
3419  
3420      return $wp_rich_edit_exists;
3421  }
3422  
3423  /**
3424   * Old callback for tag link tooltips.
3425   *
3426   * @since 2.7.0
3427   * @access private
3428   * @deprecated 3.9.0
3429   *
3430   * @param int $count Number of topics.
3431   * @return int Number of topics.
3432   */
3433  function default_topic_count_text( $count ) {
3434      return $count;
3435  }
3436  
3437  /**
3438   * Formerly used to escape strings before inserting into the DB.
3439   *
3440   * Has not performed this function for many, many years. Use wpdb::prepare() instead.
3441   *
3442   * @since 0.71
3443   * @deprecated 3.9.0
3444   *
3445   * @param string $content The text to format.
3446   * @return string The very same text.
3447   */
3448  function format_to_post( $content ) {
3449      _deprecated_function( __FUNCTION__, '3.9.0' );
3450      return $content;
3451  }
3452  
3453  /**
3454   * Formerly used to escape strings before searching the DB. It was poorly documented and never worked as described.
3455   *
3456   * @since 2.5.0
3457   * @deprecated 4.0.0 Use wpdb::esc_like()
3458   * @see wpdb::esc_like()
3459   *
3460   * @param string $text The text to be escaped.
3461   * @return string text, safe for inclusion in LIKE query.
3462   */
3463  function like_escape($text) {
3464      _deprecated_function( __FUNCTION__, '4.0.0', 'wpdb::esc_like()' );
3465      return str_replace( array( "%", "_" ), array( "\\%", "\\_" ), $text );
3466  }
3467  
3468  /**
3469   * Determines if the URL can be accessed over SSL.
3470   *
3471   * Determines if the URL can be accessed over SSL by using the WordPress HTTP API to access
3472   * the URL using https as the scheme.
3473   *
3474   * @since 2.5.0
3475   * @deprecated 4.0.0
3476   *
3477   * @param string $url The URL to test.
3478   * @return bool Whether SSL access is available.
3479   */
3480  function url_is_accessable_via_ssl( $url ) {
3481      _deprecated_function( __FUNCTION__, '4.0.0' );
3482  
3483      $response = wp_remote_get( set_url_scheme( $url, 'https' ) );
3484  
3485      if ( !is_wp_error( $response ) ) {
3486          $status = wp_remote_retrieve_response_code( $response );
3487          if ( 200 == $status || 401 == $status ) {
3488              return true;
3489          }
3490      }
3491  
3492      return false;
3493  }
3494  
3495  /**
3496   * Start preview theme output buffer.
3497   *
3498   * Will only perform task if the user has permissions and template and preview
3499   * query variables exist.
3500   *
3501   * @since 2.6.0
3502   * @deprecated 4.3.0
3503   */
3504  function preview_theme() {
3505      _deprecated_function( __FUNCTION__, '4.3.0' );
3506  }
3507  
3508  /**
3509   * Private function to modify the current template when previewing a theme
3510   *
3511   * @since 2.9.0
3512   * @deprecated 4.3.0
3513   * @access private
3514   *
3515   * @return string
3516   */
3517  function _preview_theme_template_filter() {
3518      _deprecated_function( __FUNCTION__, '4.3.0' );
3519      return '';
3520  }
3521  
3522  /**
3523   * Private function to modify the current stylesheet when previewing a theme
3524   *
3525   * @since 2.9.0
3526   * @deprecated 4.3.0
3527   * @access private
3528   *
3529   * @return string
3530   */
3531  function _preview_theme_stylesheet_filter() {
3532      _deprecated_function( __FUNCTION__, '4.3.0' );
3533      return '';
3534  }
3535  
3536  /**
3537   * Callback function for ob_start() to capture all links in the theme.
3538   *
3539   * @since 2.6.0
3540   * @deprecated 4.3.0
3541   * @access private
3542   *
3543   * @param string $content
3544   * @return string
3545   */
3546  function preview_theme_ob_filter( $content ) {
3547      _deprecated_function( __FUNCTION__, '4.3.0' );
3548      return $content;
3549  }
3550  
3551  /**
3552   * Manipulates preview theme links in order to control and maintain location.
3553   *
3554   * Callback function for preg_replace_callback() to accept and filter matches.
3555   *
3556   * @since 2.6.0
3557   * @deprecated 4.3.0
3558   * @access private
3559   *
3560   * @param array $matches
3561   * @return string
3562   */
3563  function preview_theme_ob_filter_callback( $matches ) {
3564      _deprecated_function( __FUNCTION__, '4.3.0' );
3565      return '';
3566  }
3567  
3568  /**
3569   * Formats text for the rich text editor.
3570   *
3571   * The {@see 'richedit_pre'} filter is applied here. If `$text` is empty the filter will
3572   * be applied to an empty string.
3573   *
3574   * @since 2.0.0
3575   * @deprecated 4.3.0 Use format_for_editor()
3576   * @see format_for_editor()
3577   *
3578   * @param string $text The text to be formatted.
3579   * @return string The formatted text after filter is applied.
3580   */
3581  function wp_richedit_pre($text) {
3582      _deprecated_function( __FUNCTION__, '4.3.0', 'format_for_editor()' );
3583  
3584      if ( empty( $text ) ) {
3585          /**
3586           * Filters text returned for the rich text editor.
3587           *
3588           * This filter is first evaluated, and the value returned, if an empty string
3589           * is passed to wp_richedit_pre(). If an empty string is passed, it results
3590           * in a break tag and line feed.
3591           *
3592           * If a non-empty string is passed, the filter is evaluated on the wp_richedit_pre()
3593           * return after being formatted.
3594           *
3595           * @since 2.0.0
3596           * @deprecated 4.3.0
3597           *
3598           * @param string $output Text for the rich text editor.
3599           */
3600          return apply_filters( 'richedit_pre', '' );
3601      }
3602  
3603      $output = convert_chars($text);
3604      $output = wpautop($output);
3605      $output = htmlspecialchars($output, ENT_NOQUOTES, get_option( 'blog_charset' ) );
3606  
3607      /** This filter is documented in wp-includes/deprecated.php */
3608      return apply_filters( 'richedit_pre', $output );
3609  }
3610  
3611  /**
3612   * Formats text for the HTML editor.
3613   *
3614   * Unless $output is empty it will pass through htmlspecialchars before the
3615   * {@see 'htmledit_pre'} filter is applied.
3616   *
3617   * @since 2.5.0
3618   * @deprecated 4.3.0 Use format_for_editor()
3619   * @see format_for_editor()
3620   *
3621   * @param string $output The text to be formatted.
3622   * @return string Formatted text after filter applied.
3623   */
3624  function wp_htmledit_pre($output) {
3625      _deprecated_function( __FUNCTION__, '4.3.0', 'format_for_editor()' );
3626  
3627      if ( !empty($output) )
3628          $output = htmlspecialchars($output, ENT_NOQUOTES, get_option( 'blog_charset' ) ); // Convert only '< > &'.
3629  
3630      /**
3631       * Filters the text before it is formatted for the HTML editor.
3632       *
3633       * @since 2.5.0
3634       * @deprecated 4.3.0
3635       *
3636       * @param string $output The HTML-formatted text.
3637       */
3638      return apply_filters( 'htmledit_pre', $output );
3639  }
3640  
3641  /**
3642   * Retrieve permalink from post ID.
3643   *
3644   * @since 1.0.0
3645   * @deprecated 4.4.0 Use get_permalink()
3646   * @see get_permalink()
3647   *
3648   * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global $post.
3649   * @return string|false
3650   */
3651  function post_permalink( $post = 0 ) {
3652      _deprecated_function( __FUNCTION__, '4.4.0', 'get_permalink()' );
3653  
3654      return get_permalink( $post );
3655  }
3656  
3657  /**
3658   * Perform a HTTP HEAD or GET request.
3659   *
3660   * If $file_path is a writable filename, this will do a GET request and write
3661   * the file to that path.
3662   *
3663   * @since 2.5.0
3664   * @deprecated 4.4.0 Use WP_Http
3665   * @see WP_Http
3666   *
3667   * @param string      $url       URL to fetch.
3668   * @param string|bool $file_path Optional. File path to write request to. Default false.
3669   * @param int         $red       Optional. The number of Redirects followed, Upon 5 being hit,
3670   *                               returns false. Default 1.
3671   * @return \WpOrg\Requests\Utility\CaseInsensitiveDictionary|false Headers on success, false on failure.
3672   */
3673  function wp_get_http( $url, $file_path = false, $red = 1 ) {
3674      _deprecated_function( __FUNCTION__, '4.4.0', 'WP_Http' );
3675  
3676      if ( function_exists( 'set_time_limit' ) ) {
3677          @set_time_limit( 60 );
3678      }
3679  
3680      if ( $red > 5 )
3681          return false;
3682  
3683      $options = array();
3684      $options['redirection'] = 5;
3685  
3686      if ( false == $file_path )
3687          $options['method'] = 'HEAD';
3688      else
3689          $options['method'] = 'GET';
3690  
3691      $response = wp_safe_remote_request( $url, $options );
3692  
3693      if ( is_wp_error( $response ) )
3694          return false;
3695  
3696      $headers = wp_remote_retrieve_headers( $response );
3697      $headers['response'] = wp_remote_retrieve_response_code( $response );
3698  
3699      // WP_HTTP no longer follows redirects for HEAD requests.
3700      if ( 'HEAD' == $options['method'] && in_array($headers['response'], array(301, 302)) && isset( $headers['location'] ) ) {
3701          return wp_get_http( $headers['location'], $file_path, ++$red );
3702      }
3703  
3704      if ( false == $file_path )
3705          return $headers;
3706  
3707      // GET request - write it to the supplied filename.
3708      $out_fp = fopen($file_path, 'w');
3709      if ( !$out_fp )
3710          return $headers;
3711  
3712      fwrite( $out_fp,  wp_remote_retrieve_body( $response ) );
3713      fclose($out_fp);
3714      clearstatcache();
3715  
3716      return $headers;
3717  }
3718  
3719  /**
3720   * Whether SSL login should be forced.
3721   *
3722   * @since 2.6.0
3723   * @deprecated 4.4.0 Use force_ssl_admin()
3724   * @see force_ssl_admin()
3725   *
3726   * @param string|bool $force Optional Whether to force SSL login. Default null.
3727   * @return bool True if forced, false if not forced.
3728   */
3729  function force_ssl_login( $force = null ) {
3730      _deprecated_function( __FUNCTION__, '4.4.0', 'force_ssl_admin()' );
3731      return force_ssl_admin( $force );
3732  }
3733  
3734  /**
3735   * Retrieve path of comment popup template in current or parent template.
3736   *
3737   * @since 1.5.0
3738   * @deprecated 4.5.0
3739   *
3740   * @return string Full path to comments popup template file.
3741   */
3742  function get_comments_popup_template() {
3743      _deprecated_function( __FUNCTION__, '4.5.0' );
3744  
3745      return '';
3746  }
3747  
3748  /**
3749   * Determines whether the current URL is within the comments popup window.
3750   *
3751   * For more information on this and similar theme functions, check out
3752   * the {@link https://developer.wordpress.org/themes/basics/conditional-tags/
3753   * Conditional Tags} article in the Theme Developer Handbook.
3754   *
3755   * @since 1.5.0
3756   * @deprecated 4.5.0
3757   *
3758   * @return false Always returns false.
3759   */
3760  function is_comments_popup() {
3761      _deprecated_function( __FUNCTION__, '4.5.0' );
3762  
3763      return false;
3764  }
3765  
3766  /**
3767   * Display the JS popup script to show a comment.
3768   *
3769   * @since 0.71
3770   * @deprecated 4.5.0
3771   */
3772  function comments_popup_script() {
3773      _deprecated_function( __FUNCTION__, '4.5.0' );
3774  }
3775  
3776  /**
3777   * Adds element attributes to open links in new tabs.
3778   *
3779   * @since 0.71
3780   * @deprecated 4.5.0
3781   *
3782   * @param string $text Content to replace links to open in a new tab.
3783   * @return string Content that has filtered links.
3784   */
3785  function popuplinks( $text ) {
3786      _deprecated_function( __FUNCTION__, '4.5.0' );
3787      $text = preg_replace('/<a (.+?)>/i', "<a $1 target='_blank' rel='external'>", $text);
3788      return $text;
3789  }
3790  
3791  /**
3792   * The Google Video embed handler callback.
3793   *
3794   * Deprecated function that previously assisted in turning Google Video URLs
3795   * into embeds but that service has since been shut down.
3796   *
3797   * @since 2.9.0
3798   * @deprecated 4.6.0
3799   *
3800   * @return string An empty string.
3801   */
3802  function wp_embed_handler_googlevideo( $matches, $attr, $url, $rawattr ) {
3803      _deprecated_function( __FUNCTION__, '4.6.0' );
3804  
3805      return '';
3806  }
3807  
3808  /**
3809   * Retrieve path of paged template in current or parent template.
3810   *
3811   * @since 1.5.0
3812   * @deprecated 4.7.0 The paged.php template is no longer part of the theme template hierarchy.
3813   *
3814   * @return string Full path to paged template file.
3815   */
3816  function get_paged_template() {
3817      _deprecated_function( __FUNCTION__, '4.7.0' );
3818  
3819      return get_query_template( 'paged' );
3820  }
3821  
3822  /**
3823   * Removes the HTML JavaScript entities found in early versions of Netscape 4.
3824   *
3825   * Previously, this function was pulled in from the original
3826   * import of kses and removed a specific vulnerability only
3827   * existent in early version of Netscape 4. However, this
3828   * vulnerability never affected any other browsers and can
3829   * be considered safe for the modern web.
3830   *
3831   * The regular expression which sanitized this vulnerability
3832   * has been removed in consideration of the performance and
3833   * energy demands it placed, now merely passing through its
3834   * input to the return.
3835   *
3836   * @since 1.0.0
3837   * @deprecated 4.7.0 Officially dropped security support for Netscape 4.
3838   *
3839   * @param string $content
3840   * @return string
3841   */
3842  function wp_kses_js_entities( $content ) {
3843      _deprecated_function( __FUNCTION__, '4.7.0' );
3844  
3845      return preg_replace( '%&\s*\{[^}]*(\}\s*;?|$)%', '', $content );
3846  }
3847  
3848  /**
3849   * Sort categories by ID.
3850   *
3851   * Used by usort() as a callback, should not be used directly. Can actually be
3852   * used to sort any term object.
3853   *
3854   * @since 2.3.0
3855   * @deprecated 4.7.0 Use wp_list_sort()
3856   * @access private
3857   *
3858   * @param object $a
3859   * @param object $b
3860   * @return int
3861   */
3862  function _usort_terms_by_ID( $a, $b ) {
3863      _deprecated_function( __FUNCTION__, '4.7.0', 'wp_list_sort()' );
3864  
3865      if ( $a->term_id > $b->term_id )
3866          return 1;
3867      elseif ( $a->term_id < $b->term_id )
3868          return -1;
3869      else
3870          return 0;
3871  }
3872  
3873  /**
3874   * Sort categories by name.
3875   *
3876   * Used by usort() as a callback, should not be used directly. Can actually be
3877   * used to sort any term object.
3878   *
3879   * @since 2.3.0
3880   * @deprecated 4.7.0 Use wp_list_sort()
3881   * @access private
3882   *
3883   * @param object $a
3884   * @param object $b
3885   * @return int
3886   */
3887  function _usort_terms_by_name( $a, $b ) {
3888      _deprecated_function( __FUNCTION__, '4.7.0', 'wp_list_sort()' );
3889  
3890      return strcmp( $a->name, $b->name );
3891  }
3892  
3893  /**
3894   * Sort menu items by the desired key.
3895   *
3896   * @since 3.0.0
3897   * @deprecated 4.7.0 Use wp_list_sort()
3898   * @access private
3899   *
3900   * @global string $_menu_item_sort_prop
3901   *
3902   * @param object $a The first object to compare
3903   * @param object $b The second object to compare
3904   * @return int -1, 0, or 1 if $a is considered to be respectively less than, equal to, or greater than $b.
3905   */
3906  function _sort_nav_menu_items( $a, $b ) {
3907      global $_menu_item_sort_prop;
3908  
3909      _deprecated_function( __FUNCTION__, '4.7.0', 'wp_list_sort()' );
3910  
3911      if ( empty( $_menu_item_sort_prop ) )
3912          return 0;
3913  
3914      if ( ! isset( $a->$_menu_item_sort_prop ) || ! isset( $b->$_menu_item_sort_prop ) )
3915          return 0;
3916  
3917      $_a = (int) $a->$_menu_item_sort_prop;
3918      $_b = (int) $b->$_menu_item_sort_prop;
3919  
3920      if ( $a->$_menu_item_sort_prop == $b->$_menu_item_sort_prop )
3921          return 0;
3922      elseif ( $_a == $a->$_menu_item_sort_prop && $_b == $b->$_menu_item_sort_prop )
3923          return $_a < $_b ? -1 : 1;
3924      else
3925          return strcmp( $a->$_menu_item_sort_prop, $b->$_menu_item_sort_prop );
3926  }
3927  
3928  /**
3929   * Retrieves the Press This bookmarklet link.
3930   *
3931   * @since 2.6.0
3932   * @deprecated 4.9.0
3933   * @return string
3934   */
3935  function get_shortcut_link() {
3936      _deprecated_function( __FUNCTION__, '4.9.0' );
3937  
3938      $link = '';
3939  
3940      /**
3941       * Filters the Press This bookmarklet link.
3942       *
3943       * @since 2.6.0
3944       * @deprecated 4.9.0
3945       *
3946       * @param string $link The Press This bookmarklet link.
3947       */
3948      return apply_filters( 'shortcut_link', $link );
3949  }
3950  
3951  /**
3952   * Ajax handler for saving a post from Press This.
3953   *
3954   * @since 4.2.0
3955   * @deprecated 4.9.0
3956   */
3957  function wp_ajax_press_this_save_post() {
3958      _deprecated_function( __FUNCTION__, '4.9.0' );
3959      if ( is_plugin_active( 'press-this/press-this-plugin.php' ) ) {
3960          include WP_PLUGIN_DIR . '/press-this/class-wp-press-this-plugin.php';
3961          $wp_press_this = new WP_Press_This_Plugin();
3962          $wp_press_this->save_post();
3963      } else {
3964          wp_send_json_error( array( 'errorMessage' => __( 'The Press This plugin is required.' ) ) );
3965      }
3966  }
3967  
3968  /**
3969   * Ajax handler for creating new category from Press This.
3970   *
3971   * @since 4.2.0
3972   * @deprecated 4.9.0
3973   */
3974  function wp_ajax_press_this_add_category() {
3975      _deprecated_function( __FUNCTION__, '4.9.0' );
3976      if ( is_plugin_active( 'press-this/press-this-plugin.php' ) ) {
3977          include WP_PLUGIN_DIR . '/press-this/class-wp-press-this-plugin.php';
3978          $wp_press_this = new WP_Press_This_Plugin();
3979          $wp_press_this->add_category();
3980      } else {
3981          wp_send_json_error( array( 'errorMessage' => __( 'The Press This plugin is required.' ) ) );
3982      }
3983  }
3984  
3985  /**
3986   * Return the user request object for the specified request ID.
3987   *
3988   * @since 4.9.6
3989   * @deprecated 5.4.0 Use wp_get_user_request()
3990   * @see wp_get_user_request()
3991   *
3992   * @param int $request_id The ID of the user request.
3993   * @return WP_User_Request|false
3994   */
3995  function wp_get_user_request_data( $request_id ) {
3996      _deprecated_function( __FUNCTION__, '5.4.0', 'wp_get_user_request()' );
3997      return wp_get_user_request( $request_id );
3998  }
3999  
4000  /**
4001   * Filters 'img' elements in post content to add 'srcset' and 'sizes' attributes.
4002   *
4003   * @since 4.4.0
4004   * @deprecated 5.5.0
4005   *
4006   * @see wp_image_add_srcset_and_sizes()
4007   *
4008   * @param string $content The raw post content to be filtered.
4009   * @return string Converted content with 'srcset' and 'sizes' attributes added to images.
4010   */
4011  function wp_make_content_images_responsive( $content ) {
4012      _deprecated_function( __FUNCTION__, '5.5.0', 'wp_filter_content_tags()' );
4013  
4014      // This will also add the `loading` attribute to `img` tags, if enabled.
4015      return wp_filter_content_tags( $content );
4016  }
4017  
4018  /**
4019   * Turn register globals off.
4020   *
4021   * @since 2.1.0
4022   * @access private
4023   * @deprecated 5.5.0
4024   */
4025  function wp_unregister_GLOBALS() {
4026      // register_globals was deprecated in PHP 5.3 and removed entirely in PHP 5.4.
4027      _deprecated_function( __FUNCTION__, '5.5.0' );
4028  }
4029  
4030  /**
4031   * Does comment contain disallowed characters or words.
4032   *
4033   * @since 1.5.0
4034   * @deprecated 5.5.0 Use wp_check_comment_disallowed_list() instead.
4035   *                   Please consider writing more inclusive code.
4036   *
4037   * @param string $author The author of the comment
4038   * @param string $email The email of the comment
4039   * @param string $url The url used in the comment
4040   * @param string $comment The comment content
4041   * @param string $user_ip The comment author's IP address
4042   * @param string $user_agent The author's browser user agent
4043   * @return bool True if comment contains disallowed content, false if comment does not
4044   */
4045  function wp_blacklist_check( $author, $email, $url, $comment, $user_ip, $user_agent ) {
4046      _deprecated_function( __FUNCTION__, '5.5.0', 'wp_check_comment_disallowed_list()' );
4047  
4048      return wp_check_comment_disallowed_list( $author, $email, $url, $comment, $user_ip, $user_agent );
4049  }
4050  
4051  /**
4052   * Filters out `register_meta()` args based on an allowed list.
4053   *
4054   * `register_meta()` args may change over time, so requiring the allowed list
4055   * to be explicitly turned off is a warranty seal of sorts.
4056   *
4057   * @access private
4058   * @since 4.6.0
4059   * @deprecated 5.5.0 Use _wp_register_meta_args_allowed_list() instead.
4060   *                   Please consider writing more inclusive code.
4061   *
4062   * @param array $args         Arguments from `register_meta()`.
4063   * @param array $default_args Default arguments for `register_meta()`.
4064   * @return array Filtered arguments.
4065   */
4066  function _wp_register_meta_args_whitelist( $args, $default_args ) {
4067      _deprecated_function( __FUNCTION__, '5.5.0', '_wp_register_meta_args_allowed_list()' );
4068  
4069      return _wp_register_meta_args_allowed_list( $args, $default_args );
4070  }
4071  
4072  /**
4073   * Adds an array of options to the list of allowed options.
4074   *
4075   * @since 2.7.0
4076   * @deprecated 5.5.0 Use add_allowed_options() instead.
4077   *                   Please consider writing more inclusive code.
4078   *
4079   * @param array        $new_options
4080   * @param string|array $options
4081   * @return array
4082   */
4083  function add_option_whitelist( $new_options, $options = '' ) {
4084      _deprecated_function( __FUNCTION__, '5.5.0', 'add_allowed_options()' );
4085  
4086      return add_allowed_options( $new_options, $options );
4087  }
4088  
4089  /**
4090   * Removes a list of options from the allowed options list.
4091   *
4092   * @since 2.7.0
4093   * @deprecated 5.5.0 Use remove_allowed_options() instead.
4094   *                   Please consider writing more inclusive code.
4095   *
4096   * @param array        $del_options
4097   * @param string|array $options
4098   * @return array
4099   */
4100  function remove_option_whitelist( $del_options, $options = '' ) {
4101      _deprecated_function( __FUNCTION__, '5.5.0', 'remove_allowed_options()' );
4102  
4103      return remove_allowed_options( $del_options, $options );
4104  }
4105  
4106  /**
4107   * Adds slashes to only string values in an array of values.
4108   *
4109   * This should be used when preparing data for core APIs that expect slashed data.
4110   * This should not be used to escape data going directly into an SQL query.
4111   *
4112   * @since 5.3.0
4113   * @deprecated 5.6.0 Use wp_slash()
4114   *
4115   * @see wp_slash()
4116   *
4117   * @param mixed $value Scalar or array of scalars.
4118   * @return mixed Slashes $value
4119   */
4120  function wp_slash_strings_only( $value ) {
4121      return map_deep( $value, 'addslashes_strings_only' );
4122  }
4123  
4124  /**
4125   * Adds slashes only if the provided value is a string.
4126   *
4127   * @since 5.3.0
4128   * @deprecated 5.6.0
4129   *
4130   * @see wp_slash()
4131   *
4132   * @param mixed $value
4133   * @return mixed
4134   */
4135  function addslashes_strings_only( $value ) {
4136      return is_string( $value ) ? addslashes( $value ) : $value;
4137  }
4138  
4139  /**
4140   * Displays a `noindex` meta tag if required by the blog configuration.
4141   *
4142   * If a blog is marked as not being public then the `noindex` meta tag will be
4143   * output to tell web robots not to index the page content.
4144   *
4145   * Typical usage is as a {@see 'wp_head'} callback:
4146   *
4147   *     add_action( 'wp_head', 'noindex' );
4148   *
4149   * @see wp_no_robots()
4150   *
4151   * @since 2.1.0
4152   * @deprecated 5.7.0 Use wp_robots_noindex() instead on 'wp_robots' filter.
4153   */
4154  function noindex() {
4155      _deprecated_function( __FUNCTION__, '5.7.0', 'wp_robots_noindex()' );
4156  
4157      // If the blog is not public, tell robots to go away.
4158      if ( '0' == get_option( 'blog_public' ) ) {
4159          wp_no_robots();
4160      }
4161  }
4162  
4163  /**
4164   * Display a `noindex` meta tag.
4165   *
4166   * Outputs a `noindex` meta tag that tells web robots not to index the page content.
4167   *
4168   * Typical usage is as a {@see 'wp_head'} callback:
4169   *
4170   *     add_action( 'wp_head', 'wp_no_robots' );
4171   *
4172   * @since 3.3.0
4173   * @since 5.3.0 Echo `noindex,nofollow` if search engine visibility is discouraged.
4174   * @deprecated 5.7.0 Use wp_robots_no_robots() instead on 'wp_robots' filter.
4175   */
4176  function wp_no_robots() {
4177      _deprecated_function( __FUNCTION__, '5.7.0', 'wp_robots_no_robots()' );
4178  
4179      if ( get_option( 'blog_public' ) ) {
4180          echo "<meta name='robots' content='noindex,follow' />\n";
4181          return;
4182      }
4183  
4184      echo "<meta name='robots' content='noindex,nofollow' />\n";
4185  }
4186  
4187  /**
4188   * Display a `noindex,noarchive` meta tag and referrer `strict-origin-when-cross-origin` meta tag.
4189   *
4190   * Outputs a `noindex,noarchive` meta tag that tells web robots not to index or cache the page content.
4191   * Outputs a referrer `strict-origin-when-cross-origin` meta tag that tells the browser not to send
4192   * the full URL as a referrer to other sites when cross-origin assets are loaded.
4193   *
4194   * Typical usage is as a {@see 'wp_head'} callback:
4195   *
4196   *     add_action( 'wp_head', 'wp_sensitive_page_meta' );
4197   *
4198   * @since 5.0.1
4199   * @deprecated 5.7.0 Use wp_robots_sensitive_page() instead on 'wp_robots' filter
4200   *                   and wp_strict_cross_origin_referrer() on 'wp_head' action.
4201   *
4202   * @see wp_robots_sensitive_page()
4203   */
4204  function wp_sensitive_page_meta() {
4205      _deprecated_function( __FUNCTION__, '5.7.0', 'wp_robots_sensitive_page()' );
4206  
4207      ?>
4208      <meta name='robots' content='noindex,noarchive' />
4209      <?php
4210      wp_strict_cross_origin_referrer();
4211  }
4212  
4213  /**
4214   * Render inner blocks from the `core/columns` block for generating an excerpt.
4215   *
4216   * @since 5.2.0
4217   * @access private
4218   * @deprecated 5.8.0 Use _excerpt_render_inner_blocks() introduced in 5.8.0.
4219   *
4220   * @see _excerpt_render_inner_blocks()
4221   *
4222   * @param array $columns        The parsed columns block.
4223   * @param array $allowed_blocks The list of allowed inner blocks.
4224   * @return string The rendered inner blocks.
4225   */
4226  function _excerpt_render_inner_columns_blocks( $columns, $allowed_blocks ) {
4227      _deprecated_function( __FUNCTION__, '5.8.0', '_excerpt_render_inner_blocks()' );
4228  
4229      return _excerpt_render_inner_blocks( $columns, $allowed_blocks );
4230  }
4231  
4232  /**
4233   * Renders the duotone filter SVG and returns the CSS filter property to
4234   * reference the rendered SVG.
4235   *
4236   * @since 5.9.0
4237   * @deprecated 5.9.1 Use wp_get_duotone_filter_property() introduced in 5.9.1.
4238   *
4239   * @see wp_get_duotone_filter_property()
4240   *
4241   * @param array $preset Duotone preset value as seen in theme.json.
4242   * @return string Duotone CSS filter property.
4243   */
4244  function wp_render_duotone_filter_preset( $preset ) {
4245      _deprecated_function( __FUNCTION__, '5.9.1', 'wp_get_duotone_filter_property()' );
4246  
4247      return wp_get_duotone_filter_property( $preset );
4248  }
4249  
4250  /**
4251   * Checks whether serialization of the current block's border properties should occur.
4252   *
4253   * @since 5.8.0
4254   * @access private
4255   * @deprecated 6.0.0 Use wp_should_skip_block_supports_serialization() introduced in 6.0.0.
4256   *
4257   * @see wp_should_skip_block_supports_serialization()
4258   *
4259   * @param WP_Block_Type $block_type Block type.
4260   * @return bool Whether serialization of the current block's border properties
4261   *              should occur.
4262   */
4263  function wp_skip_border_serialization( $block_type ) {
4264      _deprecated_function( __FUNCTION__, '6.0.0', 'wp_should_skip_block_supports_serialization()' );
4265  
4266      $border_support = isset( $block_type->supports['__experimentalBorder'] )
4267          ? $block_type->supports['__experimentalBorder']
4268          : false;
4269  
4270      return is_array( $border_support ) &&
4271          array_key_exists( '__experimentalSkipSerialization', $border_support ) &&
4272          $border_support['__experimentalSkipSerialization'];
4273  }
4274  
4275  /**
4276   * Checks whether serialization of the current block's dimensions properties should occur.
4277   *
4278   * @since 5.9.0
4279   * @access private
4280   * @deprecated 6.0.0 Use wp_should_skip_block_supports_serialization() introduced in 6.0.0.
4281   *
4282   * @see wp_should_skip_block_supports_serialization()
4283   *
4284   * @param WP_Block_type $block_type Block type.
4285   * @return bool Whether to serialize spacing support styles & classes.
4286   */
4287  function wp_skip_dimensions_serialization( $block_type ) {
4288      _deprecated_function( __FUNCTION__, '6.0.0', 'wp_should_skip_block_supports_serialization()' );
4289  
4290      $dimensions_support = isset( $block_type->supports['__experimentalDimensions'] )
4291          ? $block_type->supports['__experimentalDimensions']
4292          : false;
4293  
4294      return is_array( $dimensions_support ) &&
4295          array_key_exists( '__experimentalSkipSerialization', $dimensions_support ) &&
4296          $dimensions_support['__experimentalSkipSerialization'];
4297  }
4298  
4299  /**
4300   * Checks whether serialization of the current block's spacing properties should occur.
4301   *
4302   * @since 5.9.0
4303   * @access private
4304   * @deprecated 6.0.0 Use wp_should_skip_block_supports_serialization() introduced in 6.0.0.
4305   *
4306   * @see wp_should_skip_block_supports_serialization()
4307   *
4308   * @param WP_Block_Type $block_type Block type.
4309   * @return bool Whether to serialize spacing support styles & classes.
4310   */
4311  function wp_skip_spacing_serialization( $block_type ) {
4312      _deprecated_function( __FUNCTION__, '6.0.0', 'wp_should_skip_block_supports_serialization()' );
4313  
4314      $spacing_support = isset( $block_type->supports['spacing'] )
4315          ? $block_type->supports['spacing']
4316          : false;
4317  
4318      return is_array( $spacing_support ) &&
4319          array_key_exists( '__experimentalSkipSerialization', $spacing_support ) &&
4320          $spacing_support['__experimentalSkipSerialization'];
4321  }
4322  
4323  /**
4324   * Inject the block editor assets that need to be loaded into the editor's iframe as an inline script.
4325   *
4326   * @since 5.8.0
4327   * @deprecated 6.0.0
4328   */
4329  function wp_add_iframed_editor_assets_html() {
4330      _deprecated_function( __FUNCTION__, '6.0.0' );
4331  }
4332  
4333  /**
4334   * Retrieves thumbnail for an attachment.
4335   * Note that this works only for the (very) old image metadata style where 'thumb' was set,
4336   * and the 'sizes' array did not exist. This function returns false for the newer image metadata style
4337   * despite that 'thumbnail' is present in the 'sizes' array.
4338   *
4339   * @since 2.1.0
4340   * @deprecated 6.1.0
4341   *
4342   * @param int $post_id Optional. Attachment ID. Default is the ID of the global `$post`.
4343   * @return string|false Thumbnail file path on success, false on failure.
4344   */
4345  function wp_get_attachment_thumb_file( $post_id = 0 ) {
4346      _deprecated_function( __FUNCTION__, '6.1.0' );
4347  
4348      $post_id = (int) $post_id;
4349      $post    = get_post( $post_id );
4350  
4351      if ( ! $post ) {
4352          return false;
4353      }
4354  
4355      // Use $post->ID rather than $post_id as get_post() may have used the global $post object.
4356      $imagedata = wp_get_attachment_metadata( $post->ID );
4357  
4358      if ( ! is_array( $imagedata ) ) {
4359          return false;
4360      }
4361  
4362      $file = get_attached_file( $post->ID );
4363  
4364      if ( ! empty( $imagedata['thumb'] ) ) {
4365          $thumbfile = str_replace( wp_basename( $file ), $imagedata['thumb'], $file );
4366          if ( file_exists( $thumbfile ) ) {
4367              /**
4368               * Filters the attachment thumbnail file path.
4369               *
4370               * @since 2.1.0
4371               *
4372               * @param string $thumbfile File path to the attachment thumbnail.
4373               * @param int    $post_id   Attachment ID.
4374               */
4375              return apply_filters( 'wp_get_attachment_thumb_file', $thumbfile, $post->ID );
4376          }
4377      }
4378  
4379      return false;
4380  }
4381  
4382  /**
4383   * Gets the path to a translation file for loading a textdomain just in time.
4384   *
4385   * Caches the retrieved results internally.
4386   *
4387   * @since 4.7.0
4388   * @deprecated 6.1.0
4389   * @access private
4390   *
4391   * @see _load_textdomain_just_in_time()
4392   *
4393   * @param string $domain Text domain. Unique identifier for retrieving translated strings.
4394   * @param bool   $reset  Whether to reset the internal cache. Used by the switch to locale functionality.
4395   * @return string|false The path to the translation file or false if no translation file was found.
4396   */
4397  function _get_path_to_translation( $domain, $reset = false ) {
4398      _deprecated_function( __FUNCTION__, '6.1.0', 'WP_Textdomain_Registry' );
4399  
4400      static $available_translations = array();
4401  
4402      if ( true === $reset ) {
4403          $available_translations = array();
4404      }
4405  
4406      if ( ! isset( $available_translations[ $domain ] ) ) {
4407          $available_translations[ $domain ] = _get_path_to_translation_from_lang_dir( $domain );
4408      }
4409  
4410      return $available_translations[ $domain ];
4411  }
4412  
4413  /**
4414   * Gets the path to a translation file in the languages directory for the current locale.
4415   *
4416   * Holds a cached list of available .mo files to improve performance.
4417   *
4418   * @since 4.7.0
4419   * @deprecated 6.1.0
4420   * @access private
4421   *
4422   * @see _get_path_to_translation()
4423   *
4424   * @param string $domain Text domain. Unique identifier for retrieving translated strings.
4425   * @return string|false The path to the translation file or false if no translation file was found.
4426   */
4427  function _get_path_to_translation_from_lang_dir( $domain ) {
4428      _deprecated_function( __FUNCTION__, '6.1.0', 'WP_Textdomain_Registry' );
4429  
4430      static $cached_mofiles = null;
4431  
4432      if ( null === $cached_mofiles ) {
4433          $cached_mofiles = array();
4434  
4435          $locations = array(
4436              WP_LANG_DIR . '/plugins',
4437              WP_LANG_DIR . '/themes',
4438          );
4439  
4440          foreach ( $locations as $location ) {
4441              $mofiles = glob( $location . '/*.mo' );
4442              if ( $mofiles ) {
4443                  $cached_mofiles = array_merge( $cached_mofiles, $mofiles );
4444              }
4445          }
4446      }
4447  
4448      $locale = determine_locale();
4449      $mofile = "{$domain}-{$locale}.mo";
4450  
4451      $path = WP_LANG_DIR . '/plugins/' . $mofile;
4452      if ( in_array( $path, $cached_mofiles, true ) ) {
4453          return $path;
4454      }
4455  
4456      $path = WP_LANG_DIR . '/themes/' . $mofile;
4457      if ( in_array( $path, $cached_mofiles, true ) ) {
4458          return $path;
4459      }
4460  
4461      return false;
4462  }
4463  
4464  /**
4465   * Allows multiple block styles.
4466   *
4467   * @since 5.9.0
4468   * @deprecated 6.1.0
4469   *
4470   * @param array $metadata Metadata for registering a block type.
4471   * @return array Metadata for registering a block type.
4472   */
4473  function _wp_multiple_block_styles( $metadata ) {
4474      _deprecated_function( __FUNCTION__, '6.1.0' );
4475      return $metadata;
4476  }
4477  
4478  /**
4479   * Generates an inline style for a typography feature e.g. text decoration,
4480   * text transform, and font style.
4481   *
4482   * @since 5.8.0
4483   * @access private
4484   * @deprecated 6.1.0 Use wp_style_engine_get_styles() introduced in 6.1.0.
4485   *
4486   * @see wp_style_engine_get_styles()
4487   *
4488   * @param array  $attributes   Block's attributes.
4489   * @param string $feature      Key for the feature within the typography styles.
4490   * @param string $css_property Slug for the CSS property the inline style sets.
4491   * @return string CSS inline style.
4492   */
4493  function wp_typography_get_css_variable_inline_style( $attributes, $feature, $css_property ) {
4494      _deprecated_function( __FUNCTION__, '6.1.0', 'wp_style_engine_get_styles()' );
4495  
4496      // Retrieve current attribute value or skip if not found.
4497      $style_value = _wp_array_get( $attributes, array( 'style', 'typography', $feature ), false );
4498      if ( ! $style_value ) {
4499          return;
4500      }
4501  
4502      // If we don't have a preset CSS variable, we'll assume it's a regular CSS value.
4503      if ( ! str_contains( $style_value, "var:preset|{$css_property}|" ) ) {
4504          return sprintf( '%s:%s;', $css_property, $style_value );
4505      }
4506  
4507      /*
4508       * We have a preset CSS variable as the style.
4509       * Get the style value from the string and return CSS style.
4510       */
4511      $index_to_splice = strrpos( $style_value, '|' ) + 1;
4512      $slug            = substr( $style_value, $index_to_splice );
4513  
4514      // Return the actual CSS inline style e.g. `text-decoration:var(--wp--preset--text-decoration--underline);`.
4515      return sprintf( '%s:var(--wp--preset--%s--%s);', $css_property, $css_property, $slug );
4516  }
4517  
4518  /**
4519   * Determines whether global terms are enabled.
4520   *
4521   * @since 3.0.0
4522   * @since 6.1.0 This function now always returns false.
4523   * @deprecated 6.1.0
4524   *
4525   * @return bool Always returns false.
4526   */
4527  function global_terms_enabled() {
4528      _deprecated_function( __FUNCTION__, '6.1.0' );
4529  
4530      return false;
4531  }
4532  
4533  /**
4534   * Filter the SQL clauses of an attachment query to include filenames.
4535   *
4536   * @since 4.7.0
4537   * @deprecated 6.0.3
4538   * @access private
4539   *
4540   * @param array $clauses An array including WHERE, GROUP BY, JOIN, ORDER BY,
4541   *                       DISTINCT, fields (SELECT), and LIMITS clauses.
4542   * @return array The unmodified clauses.
4543   */
4544  function _filter_query_attachment_filenames( $clauses ) {
4545      _deprecated_function( __FUNCTION__, '6.0.3', 'add_filter( "wp_allow_query_attachment_by_filename", "__return_true" )' );
4546      remove_filter( 'posts_clauses', __FUNCTION__ );
4547      return $clauses;
4548  }
4549  
4550  /**
4551   * Retrieves a page given its title.
4552   *
4553   * If more than one post uses the same title, the post with the smallest ID will be returned.
4554   * Be careful: in case of more than one post having the same title, it will check the oldest
4555   * publication date, not the smallest ID.
4556   *
4557   * Because this function uses the MySQL '=' comparison, $page_title will usually be matched
4558   * as case-insensitive with default collation.
4559   *
4560   * @since 2.1.0
4561   * @since 3.0.0 The `$post_type` parameter was added.
4562   * @deprecated 6.2.0 Use WP_Query.
4563   *
4564   * @global wpdb $wpdb WordPress database abstraction object.
4565   *
4566   * @param string       $page_title Page title.
4567   * @param string       $output     Optional. The required return type. One of OBJECT, ARRAY_A, or ARRAY_N, which
4568   *                                 correspond to a WP_Post object, an associative array, or a numeric array,
4569   *                                 respectively. Default OBJECT.
4570   * @param string|array $post_type  Optional. Post type or array of post types. Default 'page'.
4571   * @return WP_Post|array|null WP_Post (or array) on success, or null on failure.
4572   */
4573  function get_page_by_title( $page_title, $output = OBJECT, $post_type = 'page' ) {
4574      _deprecated_function( __FUNCTION__, '6.2.0', 'WP_Query' );
4575      global $wpdb;
4576  
4577      if ( is_array( $post_type ) ) {
4578          $post_type           = esc_sql( $post_type );
4579          $post_type_in_string = "'" . implode( "','", $post_type ) . "'";
4580          $sql                 = $wpdb->prepare(
4581              "SELECT ID
4582              FROM $wpdb->posts
4583              WHERE post_title = %s
4584              AND post_type IN ($post_type_in_string)",
4585              $page_title
4586          );
4587      } else {
4588          $sql = $wpdb->prepare(
4589              "SELECT ID
4590              FROM $wpdb->posts
4591              WHERE post_title = %s
4592              AND post_type = %s",
4593              $page_title,
4594              $post_type
4595          );
4596      }
4597  
4598      $page = $wpdb->get_var( $sql );
4599  
4600      if ( $page ) {
4601          return get_post( $page, $output );
4602      }
4603  
4604      return null;
4605  }
4606  
4607  /**
4608   * Returns the correct template for the site's home page.
4609   *
4610   * @access private
4611   * @since 6.0.0
4612   * @deprecated 6.2.0 Site Editor's server-side redirect for missing postType and postId
4613   *                   query args is removed. Thus, this function is no longer used.
4614   *
4615   * @return array|null A template object, or null if none could be found.
4616   */
4617  function _resolve_home_block_template() {
4618      _deprecated_function( __FUNCTION__, '6.2.0' );
4619  
4620      $show_on_front = get_option( 'show_on_front' );
4621      $front_page_id = get_option( 'page_on_front' );
4622  
4623      if ( 'page' === $show_on_front && $front_page_id ) {
4624          return array(
4625                  'postType' => 'page',
4626                  'postId'   => $front_page_id,
4627          );
4628      }
4629  
4630      $hierarchy = array( 'front-page', 'home', 'index' );
4631      $template  = resolve_block_template( 'home', $hierarchy, '' );
4632  
4633      if ( ! $template ) {
4634          return null;
4635      }
4636  
4637      return array(
4638              'postType' => 'wp_template',
4639              'postId'   => $template->id,
4640      );
4641  }
4642  
4643  /**
4644   * Displays the link to the Windows Live Writer manifest file.
4645   *
4646   * @link https://msdn.microsoft.com/en-us/library/bb463265.aspx
4647   * @since 2.3.1
4648   * @deprecated 6.3.0 WLW manifest is no longer in use and no longer included in core,
4649   *                   so the output from this function is removed.
4650   */
4651  function wlwmanifest_link() {
4652      _deprecated_function( __FUNCTION__, '6.3.0' );
4653  }
4654  
4655  /**
4656   * Queues comments for metadata lazy-loading.
4657   *
4658   * @since 4.5.0
4659   * @deprecated 6.3.0 Use wp_lazyload_comment_meta() instead.
4660   *
4661   * @param WP_Comment[] $comments Array of comment objects.
4662   */
4663  function wp_queue_comments_for_comment_meta_lazyload( $comments ) {
4664      _deprecated_function( __FUNCTION__, '6.3.0', 'wp_lazyload_comment_meta()' );
4665      // Don't use `wp_list_pluck()` to avoid by-reference manipulation.
4666      $comment_ids = array();
4667      if ( is_array( $comments ) ) {
4668          foreach ( $comments as $comment ) {
4669              if ( $comment instanceof WP_Comment ) {
4670                  $comment_ids[] = $comment->comment_ID;
4671              }
4672          }
4673      }
4674  
4675      wp_lazyload_comment_meta( $comment_ids );
4676  }
4677  
4678  /**
4679   * Gets the default value to use for a `loading` attribute on an element.
4680   *
4681   * This function should only be called for a tag and context if lazy-loading is generally enabled.
4682   *
4683   * The function usually returns 'lazy', but uses certain heuristics to guess whether the current element is likely to
4684   * appear above the fold, in which case it returns a boolean `false`, which will lead to the `loading` attribute being
4685   * omitted on the element. The purpose of this refinement is to avoid lazy-loading elements that are within the initial
4686   * viewport, which can have a negative performance impact.
4687   *
4688   * Under the hood, the function uses {@see wp_increase_content_media_count()} every time it is called for an element
4689   * within the main content. If the element is the very first content element, the `loading` attribute will be omitted.
4690   * This default threshold of 3 content elements to omit the `loading` attribute for can be customized using the
4691   * {@see 'wp_omit_loading_attr_threshold'} filter.
4692   *
4693   * @since 5.9.0
4694   * @deprecated 6.3.0 Use wp_get_loading_optimization_attributes() instead.
4695   * @see wp_get_loading_optimization_attributes()
4696   *
4697   * @global WP_Query $wp_query WordPress Query object.
4698   *
4699   * @param string $context Context for the element for which the `loading` attribute value is requested.
4700   * @return string|bool The default `loading` attribute value. Either 'lazy', 'eager', or a boolean `false`, to indicate
4701   *                     that the `loading` attribute should be skipped.
4702   */
4703  function wp_get_loading_attr_default( $context ) {
4704      _deprecated_function( __FUNCTION__, '6.3.0', 'wp_get_loading_optimization_attributes()' );
4705      global $wp_query;
4706  
4707      // Skip lazy-loading for the overall block template, as it is handled more granularly.
4708      if ( 'template' === $context ) {
4709          return false;
4710      }
4711  
4712      /*
4713       * Do not lazy-load images in the header block template part, as they are likely above the fold.
4714       * For classic themes, this is handled in the condition below using the 'get_header' action.
4715       */
4716      $header_area = WP_TEMPLATE_PART_AREA_HEADER;
4717      if ( "template_part_{$header_area}" === $context ) {
4718          return false;
4719      }
4720  
4721      // Special handling for programmatically created image tags.
4722      if ( 'the_post_thumbnail' === $context || 'wp_get_attachment_image' === $context ) {
4723          /*
4724           * Skip programmatically created images within post content as they need to be handled together with the other
4725           * images within the post content.
4726           * Without this clause, they would already be counted below which skews the number and can result in the first
4727           * post content image being lazy-loaded only because there are images elsewhere in the post content.
4728           */
4729          if ( doing_filter( 'the_content' ) ) {
4730              return false;
4731          }
4732  
4733          // Conditionally skip lazy-loading on images before the loop.
4734          if (
4735              // Only apply for main query but before the loop.
4736              $wp_query->before_loop && $wp_query->is_main_query()
4737              /*
4738               * Any image before the loop, but after the header has started should not be lazy-loaded,
4739               * except when the footer has already started which can happen when the current template
4740               * does not include any loop.
4741               */
4742              && did_action( 'get_header' ) && ! did_action( 'get_footer' )
4743          ) {
4744              return false;
4745          }
4746      }
4747  
4748      /*
4749       * The first elements in 'the_content' or 'the_post_thumbnail' should not be lazy-loaded,
4750       * as they are likely above the fold.
4751       */
4752      if ( 'the_content' === $context || 'the_post_thumbnail' === $context ) {
4753          // Only elements within the main query loop have special handling.
4754          if ( is_admin() || ! in_the_loop() || ! is_main_query() ) {
4755              return 'lazy';
4756          }
4757  
4758          // Increase the counter since this is a main query content element.
4759          $content_media_count = wp_increase_content_media_count();
4760  
4761          // If the count so far is below the threshold, return `false` so that the `loading` attribute is omitted.
4762          if ( $content_media_count <= wp_omit_loading_attr_threshold() ) {
4763              return false;
4764          }
4765  
4766          // For elements after the threshold, lazy-load them as usual.
4767          return 'lazy';
4768      }
4769  
4770      // Lazy-load by default for any unknown context.
4771      return 'lazy';
4772  }
4773  
4774  /**
4775   * Adds `loading` attribute to an `img` HTML tag.
4776   *
4777   * @since 5.5.0
4778   * @deprecated 6.3.0 Use wp_img_tag_add_loading_optimization_attrs() instead.
4779   * @see wp_img_tag_add_loading_optimization_attrs()
4780   *
4781   * @param string $image   The HTML `img` tag where the attribute should be added.
4782   * @param string $context Additional context to pass to the filters.
4783   * @return string Converted `img` tag with `loading` attribute added.
4784   */
4785  function wp_img_tag_add_loading_attr( $image, $context ) {
4786      _deprecated_function( __FUNCTION__, '6.3.0', 'wp_img_tag_add_loading_optimization_attrs()' );
4787      /*
4788       * Get loading attribute value to use. This must occur before the conditional check below so that even images that
4789       * are ineligible for being lazy-loaded are considered.
4790       */
4791      $value = wp_get_loading_attr_default( $context );
4792  
4793      // Images should have source and dimension attributes for the `loading` attribute to be added.
4794      if ( ! str_contains( $image, ' src="' ) || ! str_contains( $image, ' width="' ) || ! str_contains( $image, ' height="' ) ) {
4795          return $image;
4796      }
4797  
4798      /** This filter is documented in wp-admin/includes/media.php */
4799      $value = apply_filters( 'wp_img_tag_add_loading_attr', $value, $image, $context );
4800  
4801      if ( $value ) {
4802          if ( ! in_array( $value, array( 'lazy', 'eager' ), true ) ) {
4803              $value = 'lazy';
4804          }
4805  
4806          return str_replace( '<img', '<img loading="' . esc_attr( $value ) . '"', $image );
4807      }
4808  
4809      return $image;
4810  }
4811  
4812  /**
4813   * Takes input from [0, n] and returns it as [0, 1].
4814   *
4815   * Direct port of TinyColor's function, lightly simplified to maintain
4816   * consistency with TinyColor.
4817   *
4818   * @link https://github.com/bgrins/TinyColor
4819   *
4820   * @since 5.8.0
4821   * @deprecated 6.3.0
4822   *
4823   * @access private
4824   *
4825   * @param mixed $n   Number of unknown type.
4826   * @param int   $max Upper value of the range to bound to.
4827   * @return float Value in the range [0, 1].
4828   */
4829  function wp_tinycolor_bound01( $n, $max ) {
4830      _deprecated_function( __FUNCTION__, '6.3.0' );
4831      if ( 'string' === gettype( $n ) && str_contains( $n, '.' ) && 1 === (float) $n ) {
4832          $n = '100%';
4833      }
4834  
4835      $n = min( $max, max( 0, (float) $n ) );
4836  
4837      // Automatically convert percentage into number.
4838      if ( 'string' === gettype( $n ) && str_contains( $n, '%' ) ) {
4839          $n = (int) ( $n * $max ) / 100;
4840      }
4841  
4842      // Handle floating point rounding errors.
4843      if ( ( abs( $n - $max ) < 0.000001 ) ) {
4844          return 1.0;
4845      }
4846  
4847      // Convert into [0, 1] range if it isn't already.
4848      return ( $n % $max ) / (float) $max;
4849  }
4850  
4851  /**
4852   * Direct port of tinycolor's boundAlpha function to maintain consistency with
4853   * how tinycolor works.
4854   *
4855   * @link https://github.com/bgrins/TinyColor
4856   *
4857   * @since 5.9.0
4858   * @deprecated 6.3.0
4859   *
4860   * @access private
4861   *
4862   * @param mixed $n Number of unknown type.
4863   * @return float Value in the range [0,1].
4864   */
4865  function _wp_tinycolor_bound_alpha( $n ) {
4866      _deprecated_function( __FUNCTION__, '6.3.0' );
4867  
4868      if ( is_numeric( $n ) ) {
4869          $n = (float) $n;
4870          if ( $n >= 0 && $n <= 1 ) {
4871              return $n;
4872          }
4873      }
4874      return 1;
4875  }
4876  
4877  /**
4878   * Rounds and converts values of an RGB object.
4879   *
4880   * Direct port of TinyColor's function, lightly simplified to maintain
4881   * consistency with TinyColor.
4882   *
4883   * @link https://github.com/bgrins/TinyColor
4884   *
4885   * @since 5.8.0
4886   * @deprecated 6.3.0
4887   *
4888   * @access private
4889   *
4890   * @param array $rgb_color RGB object.
4891   * @return array Rounded and converted RGB object.
4892   */
4893  function wp_tinycolor_rgb_to_rgb( $rgb_color ) {
4894      _deprecated_function( __FUNCTION__, '6.3.0' );
4895  
4896      return array(
4897          'r' => wp_tinycolor_bound01( $rgb_color['r'], 255 ) * 255,
4898          'g' => wp_tinycolor_bound01( $rgb_color['g'], 255 ) * 255,
4899          'b' => wp_tinycolor_bound01( $rgb_color['b'], 255 ) * 255,
4900      );
4901  }
4902  
4903  /**
4904   * Helper function for hsl to rgb conversion.
4905   *
4906   * Direct port of TinyColor's function, lightly simplified to maintain
4907   * consistency with TinyColor.
4908   *
4909   * @link https://github.com/bgrins/TinyColor
4910   *
4911   * @since 5.8.0
4912   * @deprecated 6.3.0
4913   *
4914   * @access private
4915   *
4916   * @param float $p first component.
4917   * @param float $q second component.
4918   * @param float $t third component.
4919   * @return float R, G, or B component.
4920   */
4921  function wp_tinycolor_hue_to_rgb( $p, $q, $t ) {
4922      _deprecated_function( __FUNCTION__, '6.3.0' );
4923  
4924      if ( $t < 0 ) {
4925          ++$t;
4926      }
4927      if ( $t > 1 ) {
4928          --$t;
4929      }
4930      if ( $t < 1 / 6 ) {
4931          return $p + ( $q - $p ) * 6 * $t;
4932      }
4933      if ( $t < 1 / 2 ) {
4934          return $q;
4935      }
4936      if ( $t < 2 / 3 ) {
4937          return $p + ( $q - $p ) * ( 2 / 3 - $t ) * 6;
4938      }
4939      return $p;
4940  }
4941  
4942  /**
4943   * Converts an HSL object to an RGB object with converted and rounded values.
4944   *
4945   * Direct port of TinyColor's function, lightly simplified to maintain
4946   * consistency with TinyColor.
4947   *
4948   * @link https://github.com/bgrins/TinyColor
4949   *
4950   * @since 5.8.0
4951   * @deprecated 6.3.0
4952   *
4953   * @access private
4954   *
4955   * @param array $hsl_color HSL object.
4956   * @return array Rounded and converted RGB object.
4957   */
4958  function wp_tinycolor_hsl_to_rgb( $hsl_color ) {
4959      _deprecated_function( __FUNCTION__, '6.3.0' );
4960  
4961      $h = wp_tinycolor_bound01( $hsl_color['h'], 360 );
4962      $s = wp_tinycolor_bound01( $hsl_color['s'], 100 );
4963      $l = wp_tinycolor_bound01( $hsl_color['l'], 100 );
4964  
4965      if ( 0 === $s ) {
4966          // Achromatic.
4967          $r = $l;
4968          $g = $l;
4969          $b = $l;
4970      } else {
4971          $q = $l < 0.5 ? $l * ( 1 + $s ) : $l + $s - $l * $s;
4972          $p = 2 * $l - $q;
4973          $r = wp_tinycolor_hue_to_rgb( $p, $q, $h + 1 / 3 );
4974          $g = wp_tinycolor_hue_to_rgb( $p, $q, $h );
4975          $b = wp_tinycolor_hue_to_rgb( $p, $q, $h - 1 / 3 );
4976      }
4977  
4978      return array(
4979          'r' => $r * 255,
4980          'g' => $g * 255,
4981          'b' => $b * 255,
4982      );
4983  }
4984  
4985  /**
4986   * Parses hex, hsl, and rgb CSS strings using the same regex as TinyColor v1.4.2
4987   * used in the JavaScript. Only colors output from react-color are implemented.
4988   *
4989   * Direct port of TinyColor's function, lightly simplified to maintain
4990   * consistency with TinyColor.
4991   *
4992   * @link https://github.com/bgrins/TinyColor
4993   * @link https://github.com/casesandberg/react-color/
4994   *
4995   * @since 5.8.0
4996   * @since 5.9.0 Added alpha processing.
4997   * @deprecated 6.3.0
4998   *
4999   * @access private
5000   *
5001   * @param string $color_str CSS color string.
5002   * @return array RGB object.
5003   */
5004  function wp_tinycolor_string_to_rgb( $color_str ) {
5005      _deprecated_function( __FUNCTION__, '6.3.0' );
5006  
5007      $color_str = strtolower( trim( $color_str ) );
5008  
5009      $css_integer = '[-\\+]?\\d+%?';
5010      $css_number  = '[-\\+]?\\d*\\.\\d+%?';
5011  
5012      $css_unit = '(?:' . $css_number . ')|(?:' . $css_integer . ')';
5013  
5014      $permissive_match3 = '[\\s|\\(]+(' . $css_unit . ')[,|\\s]+(' . $css_unit . ')[,|\\s]+(' . $css_unit . ')\\s*\\)?';
5015      $permissive_match4 = '[\\s|\\(]+(' . $css_unit . ')[,|\\s]+(' . $css_unit . ')[,|\\s]+(' . $css_unit . ')[,|\\s]+(' . $css_unit . ')\\s*\\)?';
5016  
5017      $rgb_regexp = '/^rgb' . $permissive_match3 . '$/';
5018      if ( preg_match( $rgb_regexp, $color_str, $match ) ) {
5019          $rgb = wp_tinycolor_rgb_to_rgb(
5020              array(
5021                  'r' => $match[1],
5022                  'g' => $match[2],
5023                  'b' => $match[3],
5024              )
5025          );
5026  
5027          $rgb['a'] = 1;
5028  
5029          return $rgb;
5030      }
5031  
5032      $rgba_regexp = '/^rgba' . $permissive_match4 . '$/';
5033      if ( preg_match( $rgba_regexp, $color_str, $match ) ) {
5034          $rgb = wp_tinycolor_rgb_to_rgb(
5035              array(
5036                  'r' => $match[1],
5037                  'g' => $match[2],
5038                  'b' => $match[3],
5039              )
5040          );
5041  
5042          $rgb['a'] = _wp_tinycolor_bound_alpha( $match[4] );
5043  
5044          return $rgb;
5045      }
5046  
5047      $hsl_regexp = '/^hsl' . $permissive_match3 . '$/';
5048      if ( preg_match( $hsl_regexp, $color_str, $match ) ) {
5049          $rgb = wp_tinycolor_hsl_to_rgb(
5050              array(
5051                  'h' => $match[1],
5052                  's' => $match[2],
5053                  'l' => $match[3],
5054              )
5055          );
5056  
5057          $rgb['a'] = 1;
5058  
5059          return $rgb;
5060      }
5061  
5062      $hsla_regexp = '/^hsla' . $permissive_match4 . '$/';
5063      if ( preg_match( $hsla_regexp, $color_str, $match ) ) {
5064          $rgb = wp_tinycolor_hsl_to_rgb(
5065              array(
5066                  'h' => $match[1],
5067                  's' => $match[2],
5068                  'l' => $match[3],
5069              )
5070          );
5071  
5072          $rgb['a'] = _wp_tinycolor_bound_alpha( $match[4] );
5073  
5074          return $rgb;
5075      }
5076  
5077      $hex8_regexp = '/^#?([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})$/';
5078      if ( preg_match( $hex8_regexp, $color_str, $match ) ) {
5079          $rgb = wp_tinycolor_rgb_to_rgb(
5080              array(
5081                  'r' => base_convert( $match[1], 16, 10 ),
5082                  'g' => base_convert( $match[2], 16, 10 ),
5083                  'b' => base_convert( $match[3], 16, 10 ),
5084              )
5085          );
5086  
5087          $rgb['a'] = _wp_tinycolor_bound_alpha(
5088              base_convert( $match[4], 16, 10 ) / 255
5089          );
5090  
5091          return $rgb;
5092      }
5093  
5094      $hex6_regexp = '/^#?([0-9a-fA-F]{2})([0-9a-fA-F]{2})([0-9a-fA-F]{2})$/';
5095      if ( preg_match( $hex6_regexp, $color_str, $match ) ) {
5096          $rgb = wp_tinycolor_rgb_to_rgb(
5097              array(
5098                  'r' => base_convert( $match[1], 16, 10 ),
5099                  'g' => base_convert( $match[2], 16, 10 ),
5100                  'b' => base_convert( $match[3], 16, 10 ),
5101              )
5102          );
5103  
5104          $rgb['a'] = 1;
5105  
5106          return $rgb;
5107      }
5108  
5109      $hex4_regexp = '/^#?([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})$/';
5110      if ( preg_match( $hex4_regexp, $color_str, $match ) ) {
5111          $rgb = wp_tinycolor_rgb_to_rgb(
5112              array(
5113                  'r' => base_convert( $match[1] . $match[1], 16, 10 ),
5114                  'g' => base_convert( $match[2] . $match[2], 16, 10 ),
5115                  'b' => base_convert( $match[3] . $match[3], 16, 10 ),
5116              )
5117          );
5118  
5119          $rgb['a'] = _wp_tinycolor_bound_alpha(
5120              base_convert( $match[4] . $match[4], 16, 10 ) / 255
5121          );
5122  
5123          return $rgb;
5124      }
5125  
5126      $hex3_regexp = '/^#?([0-9a-fA-F]{1})([0-9a-fA-F]{1})([0-9a-fA-F]{1})$/';
5127      if ( preg_match( $hex3_regexp, $color_str, $match ) ) {
5128          $rgb = wp_tinycolor_rgb_to_rgb(
5129              array(
5130                  'r' => base_convert( $match[1] . $match[1], 16, 10 ),
5131                  'g' => base_convert( $match[2] . $match[2], 16, 10 ),
5132                  'b' => base_convert( $match[3] . $match[3], 16, 10 ),
5133              )
5134          );
5135  
5136          $rgb['a'] = 1;
5137  
5138          return $rgb;
5139      }
5140  
5141      /*
5142       * The JS color picker considers the string "transparent" to be a hex value,
5143       * so we need to handle it here as a special case.
5144       */
5145      if ( 'transparent' === $color_str ) {
5146          return array(
5147              'r' => 0,
5148              'g' => 0,
5149              'b' => 0,
5150              'a' => 0,
5151          );
5152      }
5153  }
5154  
5155  /**
5156   * Returns the prefixed id for the duotone filter for use as a CSS id.
5157   *
5158   * @since 5.9.1
5159   * @deprecated 6.3.0
5160   *
5161   * @access private
5162   *
5163   * @param array $preset Duotone preset value as seen in theme.json.
5164   * @return string Duotone filter CSS id.
5165   */
5166  function wp_get_duotone_filter_id( $preset ) {
5167      _deprecated_function( __FUNCTION__, '6.3.0' );
5168      return WP_Duotone::get_filter_id_from_preset( $preset );
5169  }
5170  
5171  /**
5172   * Returns the CSS filter property url to reference the rendered SVG.
5173   *
5174   * @since 5.9.0
5175   * @since 6.1.0 Allow unset for preset colors.
5176   * @deprecated 6.3.0
5177   *
5178   * @access private
5179   *
5180   * @param array $preset Duotone preset value as seen in theme.json.
5181   * @return string Duotone CSS filter property url value.
5182   */
5183  function wp_get_duotone_filter_property( $preset ) {
5184      _deprecated_function( __FUNCTION__, '6.3.0' );
5185      return WP_Duotone::get_filter_css_property_value_from_preset( $preset );
5186  }
5187  
5188  /**
5189   * Returns the duotone filter SVG string for the preset.
5190   *
5191   * @since 5.9.1
5192   * @deprecated 6.3.0
5193   *
5194   * @access private
5195   *
5196   * @param array $preset Duotone preset value as seen in theme.json.
5197   * @return string Duotone SVG filter.
5198   */
5199  function wp_get_duotone_filter_svg( $preset ) {
5200      _deprecated_function( __FUNCTION__, '6.3.0' );
5201      return WP_Duotone::get_filter_svg_from_preset( $preset );
5202  }
5203  
5204  /**
5205   * Registers the style and colors block attributes for block types that support it.
5206   *
5207   * @since 5.8.0
5208   * @deprecated 6.3.0 Use WP_Duotone::register_duotone_support() instead.
5209   *
5210   * @access private
5211   *
5212   * @param WP_Block_Type $block_type Block Type.
5213   */
5214  function wp_register_duotone_support( $block_type ) {
5215      _deprecated_function( __FUNCTION__, '6.3.0', 'WP_Duotone::register_duotone_support()' );
5216      return WP_Duotone::register_duotone_support( $block_type );
5217  }
5218  
5219  /**
5220   * Renders out the duotone stylesheet and SVG.
5221   *
5222   * @since 5.8.0
5223   * @since 6.1.0 Allow unset for preset colors.
5224   * @deprecated 6.3.0 Use WP_Duotone::render_duotone_support() instead.
5225   *
5226   * @access private
5227   *
5228   * @param string $block_content Rendered block content.
5229   * @param array  $block         Block object.
5230   * @return string Filtered block content.
5231   */
5232  function wp_render_duotone_support( $block_content, $block ) {
5233      _deprecated_function( __FUNCTION__, '6.3.0', 'WP_Duotone::render_duotone_support()' );
5234      $wp_block = new WP_Block( $block );
5235      return WP_Duotone::render_duotone_support( $block_content, $block, $wp_block );
5236  }
5237  
5238  /**
5239   * Returns a string containing the SVGs to be referenced as filters (duotone).
5240   *
5241   * @since 5.9.1
5242   * @deprecated 6.3.0 SVG generation is handled on a per-block basis in block supports.
5243   *
5244   * @return string
5245   */
5246  function wp_get_global_styles_svg_filters() {
5247      _deprecated_function( __FUNCTION__, '6.3.0' );
5248  
5249      /*
5250       * Ignore cache when the development mode is set to 'theme', so it doesn't interfere with the theme
5251       * developer's workflow.
5252       */
5253      $can_use_cached = ! wp_is_development_mode( 'theme' );
5254      $cache_group    = 'theme_json';
5255      $cache_key      = 'wp_get_global_styles_svg_filters';
5256      if ( $can_use_cached ) {
5257          $cached = wp_cache_get( $cache_key, $cache_group );
5258          if ( $cached ) {
5259              return $cached;
5260          }
5261      }
5262  
5263      $supports_theme_json = wp_theme_has_theme_json();
5264  
5265      $origins = array( 'default', 'theme', 'custom' );
5266      if ( ! $supports_theme_json ) {
5267          $origins = array( 'default' );
5268      }
5269  
5270      $tree = WP_Theme_JSON_Resolver::get_merged_data();
5271      $svgs = $tree->get_svg_filters( $origins );
5272  
5273      if ( $can_use_cached ) {
5274          wp_cache_set( $cache_key, $svgs, $cache_group );
5275      }
5276  
5277      return $svgs;
5278  }
5279  
5280  /**
5281   * Renders the SVG filters supplied by theme.json.
5282   *
5283   * Note that this doesn't render the per-block user-defined
5284   * filters which are handled by wp_render_duotone_support,
5285   * but it should be rendered before the filtered content
5286   * in the body to satisfy Safari's rendering quirks.
5287   *
5288   * @since 5.9.1
5289   * @deprecated 6.3.0 SVG generation is handled on a per-block basis in block supports.
5290   */
5291  function wp_global_styles_render_svg_filters() {
5292      _deprecated_function( __FUNCTION__, '6.3.0' );
5293  
5294      /*
5295       * When calling via the in_admin_header action, we only want to render the
5296       * SVGs on block editor pages.
5297       */
5298      if (
5299          is_admin() &&
5300          ! get_current_screen()->is_block_editor()
5301      ) {
5302          return;
5303      }
5304  
5305      $filters = wp_get_global_styles_svg_filters();
5306      if ( ! empty( $filters ) ) {
5307          echo $filters;
5308      }
5309  }
5310  
5311  /**
5312   * Build an array with CSS classes and inline styles defining the colors
5313   * which will be applied to the navigation markup in the front-end.
5314   *
5315   * @since 5.9.0
5316   * @deprecated 6.3.0 This was removed from the Navigation Submenu block in favour of `wp_apply_colors_support()`.
5317   *                   `wp_apply_colors_support()` returns an array with similar class and style values,
5318   *                   but with different keys: `class` and `style`.
5319   *
5320   * @param  array $context     Navigation block context.
5321   * @param  array $attributes  Block attributes.
5322   * @param  bool  $is_sub_menu Whether the block is a sub-menu.
5323   * @return array Colors CSS classes and inline styles.
5324   */
5325  function block_core_navigation_submenu_build_css_colors( $context, $attributes, $is_sub_menu = false ) {
5326      _deprecated_function( __FUNCTION__, '6.3.0' );
5327      $colors = array(
5328          'css_classes'   => array(),
5329          'inline_styles' => '',
5330      );
5331  
5332      // Text color.
5333      $named_text_color  = null;
5334      $custom_text_color = null;
5335  
5336      if ( $is_sub_menu && array_key_exists( 'customOverlayTextColor', $context ) ) {
5337          $custom_text_color = $context['customOverlayTextColor'];
5338      } elseif ( $is_sub_menu && array_key_exists( 'overlayTextColor', $context ) ) {
5339          $named_text_color = $context['overlayTextColor'];
5340      } elseif ( array_key_exists( 'customTextColor', $context ) ) {
5341          $custom_text_color = $context['customTextColor'];
5342      } elseif ( array_key_exists( 'textColor', $context ) ) {
5343          $named_text_color = $context['textColor'];
5344      } elseif ( isset( $context['style']['color']['text'] ) ) {
5345          $custom_text_color = $context['style']['color']['text'];
5346      }
5347  
5348      // If has text color.
5349      if ( ! is_null( $named_text_color ) ) {
5350          // Add the color class.
5351          array_push( $colors['css_classes'], 'has-text-color', sprintf( 'has-%s-color', $named_text_color ) );
5352      } elseif ( ! is_null( $custom_text_color ) ) {
5353          // Add the custom color inline style.
5354          $colors['css_classes'][]  = 'has-text-color';
5355          $colors['inline_styles'] .= sprintf( 'color: %s;', $custom_text_color );
5356      }
5357  
5358      // Background color.
5359      $named_background_color  = null;
5360      $custom_background_color = null;
5361  
5362      if ( $is_sub_menu && array_key_exists( 'customOverlayBackgroundColor', $context ) ) {
5363          $custom_background_color = $context['customOverlayBackgroundColor'];
5364      } elseif ( $is_sub_menu && array_key_exists( 'overlayBackgroundColor', $context ) ) {
5365          $named_background_color = $context['overlayBackgroundColor'];
5366      } elseif ( array_key_exists( 'customBackgroundColor', $context ) ) {
5367          $custom_background_color = $context['customBackgroundColor'];
5368      } elseif ( array_key_exists( 'backgroundColor', $context ) ) {
5369          $named_background_color = $context['backgroundColor'];
5370      } elseif ( isset( $context['style']['color']['background'] ) ) {
5371          $custom_background_color = $context['style']['color']['background'];
5372      }
5373  
5374      // If has background color.
5375      if ( ! is_null( $named_background_color ) ) {
5376          // Add the background-color class.
5377          array_push( $colors['css_classes'], 'has-background', sprintf( 'has-%s-background-color', $named_background_color ) );
5378      } elseif ( ! is_null( $custom_background_color ) ) {
5379          // Add the custom background-color inline style.
5380          $colors['css_classes'][]  = 'has-background';
5381          $colors['inline_styles'] .= sprintf( 'background-color: %s;', $custom_background_color );
5382      }
5383  
5384      return $colors;
5385  }
5386  
5387  /**
5388   * Runs the theme.json webfonts handler.
5389   *
5390   * Using `WP_Theme_JSON_Resolver`, it gets the fonts defined
5391   * in the `theme.json` for the current selection and style
5392   * variations, validates the font-face properties, generates
5393   * the '@font-face' style declarations, and then enqueues the
5394   * styles for both the editor and front-end.
5395   *
5396   * Design Notes:
5397   * This is not a public API, but rather an internal handler.
5398   * A future public Webfonts API will replace this stopgap code.
5399   *
5400   * This code design is intentional.
5401   *    a. It hides the inner-workings.
5402   *    b. It does not expose API ins or outs for consumption.
5403   *    c. It only works with a theme's `theme.json`.
5404   *
5405   * Why?
5406   *    a. To avoid backwards-compatibility issues when
5407   *       the Webfonts API is introduced in Core.
5408   *    b. To make `fontFace` declarations in `theme.json` work.
5409   *
5410   * @link  https://github.com/WordPress/gutenberg/issues/40472
5411   *
5412   * @since 6.0.0
5413   * @deprecated 6.4.0 Use wp_print_font_faces() instead.
5414   * @access private
5415   */
5416  function _wp_theme_json_webfonts_handler() {
5417      _deprecated_function( __FUNCTION__, '6.4.0', 'wp_print_font_faces' );
5418  
5419      // Block themes are unavailable during installation.
5420      if ( wp_installing() ) {
5421          return;
5422      }
5423  
5424      if ( ! wp_theme_has_theme_json() ) {
5425          return;
5426      }
5427  
5428      // Webfonts to be processed.
5429      $registered_webfonts = array();
5430  
5431      /**
5432       * Gets the webfonts from theme.json.
5433       *
5434       * @since 6.0.0
5435       *
5436       * @return array Array of defined webfonts.
5437       */
5438      $fn_get_webfonts_from_theme_json = static function() {
5439          // Get settings from theme.json.
5440          $settings = WP_Theme_JSON_Resolver::get_merged_data()->get_settings();
5441  
5442          // If in the editor, add webfonts defined in variations.
5443          if ( is_admin() || wp_is_rest_endpoint() ) {
5444              $variations = WP_Theme_JSON_Resolver::get_style_variations();
5445              foreach ( $variations as $variation ) {
5446                  // Skip if fontFamilies are not defined in the variation.
5447                  if ( empty( $variation['settings']['typography']['fontFamilies'] ) ) {
5448                      continue;
5449                  }
5450  
5451                  // Initialize the array structure.
5452                  if ( empty( $settings['typography'] ) ) {
5453                      $settings['typography'] = array();
5454                  }
5455                  if ( empty( $settings['typography']['fontFamilies'] ) ) {
5456                      $settings['typography']['fontFamilies'] = array();
5457                  }
5458                  if ( empty( $settings['typography']['fontFamilies']['theme'] ) ) {
5459                      $settings['typography']['fontFamilies']['theme'] = array();
5460                  }
5461  
5462                  // Combine variations with settings. Remove duplicates.
5463                  $settings['typography']['fontFamilies']['theme'] = array_merge( $settings['typography']['fontFamilies']['theme'], $variation['settings']['typography']['fontFamilies']['theme'] );
5464                  $settings['typography']['fontFamilies']          = array_unique( $settings['typography']['fontFamilies'] );
5465              }
5466          }
5467  
5468          // Bail out early if there are no settings for webfonts.
5469          if ( empty( $settings['typography']['fontFamilies'] ) ) {
5470              return array();
5471          }
5472  
5473          $webfonts = array();
5474  
5475          // Look for fontFamilies.
5476          foreach ( $settings['typography']['fontFamilies'] as $font_families ) {
5477              foreach ( $font_families as