[ Index ] |
PHP Cross Reference of WordPress Trunk (Updated Daily) |
[Summary view] [Print] [Text view]
1 <?php 2 /** 3 * General template tags that can go anywhere in a template. 4 * 5 * @package WordPress 6 * @subpackage Template 7 */ 8 9 /** 10 * Loads header template. 11 * 12 * Includes the header template for a theme or if a name is specified then a 13 * specialized header will be included. 14 * 15 * For the parameter, if the file is called "header-special.php" then specify 16 * "special". 17 * 18 * @since 1.5.0 19 * @since 5.5.0 A return value was added. 20 * @since 5.5.0 The `$args` parameter was added. 21 * 22 * @param string $name The name of the specialized header. 23 * @param array $args Optional. Additional arguments passed to the header template. 24 * Default empty array. 25 * @return void|false Void on success, false if the template does not exist. 26 */ 27 function get_header( $name = null, $args = array() ) { 28 /** 29 * Fires before the header template file is loaded. 30 * 31 * @since 2.1.0 32 * @since 2.8.0 The `$name` parameter was added. 33 * @since 5.5.0 The `$args` parameter was added. 34 * 35 * @param string|null $name Name of the specific header file to use. Null for the default header. 36 * @param array $args Additional arguments passed to the header template. 37 */ 38 do_action( 'get_header', $name, $args ); 39 40 $templates = array(); 41 $name = (string) $name; 42 if ( '' !== $name ) { 43 $templates[] = "header-{$name}.php"; 44 } 45 46 $templates[] = 'header.php'; 47 48 if ( ! locate_template( $templates, true, true, $args ) ) { 49 return false; 50 } 51 } 52 53 /** 54 * Loads footer template. 55 * 56 * Includes the footer template for a theme or if a name is specified then a 57 * specialized footer will be included. 58 * 59 * For the parameter, if the file is called "footer-special.php" then specify 60 * "special". 61 * 62 * @since 1.5.0 63 * @since 5.5.0 A return value was added. 64 * @since 5.5.0 The `$args` parameter was added. 65 * 66 * @param string $name The name of the specialized footer. 67 * @param array $args Optional. Additional arguments passed to the footer template. 68 * Default empty array. 69 * @return void|false Void on success, false if the template does not exist. 70 */ 71 function get_footer( $name = null, $args = array() ) { 72 /** 73 * Fires before the footer template file is loaded. 74 * 75 * @since 2.1.0 76 * @since 2.8.0 The `$name` parameter was added. 77 * @since 5.5.0 The `$args` parameter was added. 78 * 79 * @param string|null $name Name of the specific footer file to use. Null for the default footer. 80 * @param array $args Additional arguments passed to the footer template. 81 */ 82 do_action( 'get_footer', $name, $args ); 83 84 $templates = array(); 85 $name = (string) $name; 86 if ( '' !== $name ) { 87 $templates[] = "footer-{$name}.php"; 88 } 89 90 $templates[] = 'footer.php'; 91 92 if ( ! locate_template( $templates, true, true, $args ) ) { 93 return false; 94 } 95 } 96 97 /** 98 * Loads sidebar template. 99 * 100 * Includes the sidebar template for a theme or if a name is specified then a 101 * specialized sidebar will be included. 102 * 103 * For the parameter, if the file is called "sidebar-special.php" then specify 104 * "special". 105 * 106 * @since 1.5.0 107 * @since 5.5.0 A return value was added. 108 * @since 5.5.0 The `$args` parameter was added. 109 * 110 * @param string $name The name of the specialized sidebar. 111 * @param array $args Optional. Additional arguments passed to the sidebar template. 112 * Default empty array. 113 * @return void|false Void on success, false if the template does not exist. 114 */ 115 function get_sidebar( $name = null, $args = array() ) { 116 /** 117 * Fires before the sidebar template file is loaded. 118 * 119 * @since 2.2.0 120 * @since 2.8.0 The `$name` parameter was added. 121 * @since 5.5.0 The `$args` parameter was added. 122 * 123 * @param string|null $name Name of the specific sidebar file to use. Null for the default sidebar. 124 * @param array $args Additional arguments passed to the sidebar template. 125 */ 126 do_action( 'get_sidebar', $name, $args ); 127 128 $templates = array(); 129 $name = (string) $name; 130 if ( '' !== $name ) { 131 $templates[] = "sidebar-{$name}.php"; 132 } 133 134 $templates[] = 'sidebar.php'; 135 136 if ( ! locate_template( $templates, true, true, $args ) ) { 137 return false; 138 } 139 } 140 141 /** 142 * Loads a template part into a template. 143 * 144 * Provides a simple mechanism for child themes to overload reusable sections of code 145 * in the theme. 146 * 147 * Includes the named template part for a theme or if a name is specified then a 148 * specialized part will be included. If the theme contains no {slug}.php file 149 * then no template will be included. 150 * 151 * The template is included using require, not require_once, so you may include the 152 * same template part multiple times. 153 * 154 * For the $name parameter, if the file is called "{slug}-special.php" then specify 155 * "special". 156 * 157 * @since 3.0.0 158 * @since 5.5.0 A return value was added. 159 * @since 5.5.0 The `$args` parameter was added. 160 * 161 * @param string $slug The slug name for the generic template. 162 * @param string|null $name Optional. The name of the specialized template. 163 * @param array $args Optional. Additional arguments passed to the template. 164 * Default empty array. 165 * @return void|false Void on success, false if the template does not exist. 166 */ 167 function get_template_part( $slug, $name = null, $args = array() ) { 168 /** 169 * Fires before the specified template part file is loaded. 170 * 171 * The dynamic portion of the hook name, `$slug`, refers to the slug name 172 * for the generic template part. 173 * 174 * @since 3.0.0 175 * @since 5.5.0 The `$args` parameter was added. 176 * 177 * @param string $slug The slug name for the generic template. 178 * @param string|null $name The name of the specialized template or null if 179 * there is none. 180 * @param array $args Additional arguments passed to the template. 181 */ 182 do_action( "get_template_part_{$slug}", $slug, $name, $args ); 183 184 $templates = array(); 185 $name = (string) $name; 186 if ( '' !== $name ) { 187 $templates[] = "{$slug}-{$name}.php"; 188 } 189 190 $templates[] = "{$slug}.php"; 191 192 /** 193 * Fires before an attempt is made to locate and load a template part. 194 * 195 * @since 5.2.0 196 * @since 5.5.0 The `$args` parameter was added. 197 * 198 * @param string $slug The slug name for the generic template. 199 * @param string $name The name of the specialized template or an empty 200 * string if there is none. 201 * @param string[] $templates Array of template files to search for, in order. 202 * @param array $args Additional arguments passed to the template. 203 */ 204 do_action( 'get_template_part', $slug, $name, $templates, $args ); 205 206 if ( ! locate_template( $templates, true, false, $args ) ) { 207 return false; 208 } 209 } 210 211 /** 212 * Displays search form. 213 * 214 * Will first attempt to locate the searchform.php file in either the child or 215 * the parent, then load it. If it doesn't exist, then the default search form 216 * will be displayed. The default search form is HTML, which will be displayed. 217 * There is a filter applied to the search form HTML in order to edit or replace 218 * it. The filter is {@see 'get_search_form'}. 219 * 220 * This function is primarily used by themes which want to hardcode the search 221 * form into the sidebar and also by the search widget in WordPress. 222 * 223 * There is also an action that is called whenever the function is run called, 224 * {@see 'pre_get_search_form'}. This can be useful for outputting JavaScript that the 225 * search relies on or various formatting that applies to the beginning of the 226 * search. To give a few examples of what it can be used for. 227 * 228 * @since 2.7.0 229 * @since 5.2.0 The `$args` array parameter was added in place of an `$echo` boolean flag. 230 * 231 * @param array $args { 232 * Optional. Array of display arguments. 233 * 234 * @type bool $echo Whether to echo or return the form. Default true. 235 * @type string $aria_label ARIA label for the search form. Useful to distinguish 236 * multiple search forms on the same page and improve 237 * accessibility. Default empty. 238 * } 239 * @return void|string Void if 'echo' argument is true, search form HTML if 'echo' is false. 240 */ 241 function get_search_form( $args = array() ) { 242 /** 243 * Fires before the search form is retrieved, at the start of get_search_form(). 244 * 245 * @since 2.7.0 as 'get_search_form' action. 246 * @since 3.6.0 247 * @since 5.5.0 The `$args` parameter was added. 248 * 249 * @link https://core.trac.wordpress.org/ticket/19321 250 * 251 * @param array $args The array of arguments for building the search form. 252 * See get_search_form() for information on accepted arguments. 253 */ 254 do_action( 'pre_get_search_form', $args ); 255 256 $echo = true; 257 258 if ( ! is_array( $args ) ) { 259 /* 260 * Back compat: to ensure previous uses of get_search_form() continue to 261 * function as expected, we handle a value for the boolean $echo param removed 262 * in 5.2.0. Then we deal with the $args array and cast its defaults. 263 */ 264 $echo = (bool) $args; 265 266 // Set an empty array and allow default arguments to take over. 267 $args = array(); 268 } 269 270 // Defaults are to echo and to output no custom label on the form. 271 $defaults = array( 272 'echo' => $echo, 273 'aria_label' => '', 274 ); 275 276 $args = wp_parse_args( $args, $defaults ); 277 278 /** 279 * Filters the array of arguments used when generating the search form. 280 * 281 * @since 5.2.0 282 * 283 * @param array $args The array of arguments for building the search form. 284 * See get_search_form() for information on accepted arguments. 285 */ 286 $args = apply_filters( 'search_form_args', $args ); 287 288 // Ensure that the filtered arguments contain all required default values. 289 $args = array_merge( $defaults, $args ); 290 291 $format = current_theme_supports( 'html5', 'search-form' ) ? 'html5' : 'xhtml'; 292 293 /** 294 * Filters the HTML format of the search form. 295 * 296 * @since 3.6.0 297 * @since 5.5.0 The `$args` parameter was added. 298 * 299 * @param string $format The type of markup to use in the search form. 300 * Accepts 'html5', 'xhtml'. 301 * @param array $args The array of arguments for building the search form. 302 * See get_search_form() for information on accepted arguments. 303 */ 304 $format = apply_filters( 'search_form_format', $format, $args ); 305 306 $search_form_template = locate_template( 'searchform.php' ); 307 308 if ( '' !== $search_form_template ) { 309 ob_start(); 310 require $search_form_template; 311 $form = ob_get_clean(); 312 } else { 313 // Build a string containing an aria-label to use for the search form. 314 if ( $args['aria_label'] ) { 315 $aria_label = 'aria-label="' . esc_attr( $args['aria_label'] ) . '" '; 316 } else { 317 /* 318 * If there's no custom aria-label, we can set a default here. At the 319 * moment it's empty as there's uncertainty about what the default should be. 320 */ 321 $aria_label = ''; 322 } 323 324 if ( 'html5' === $format ) { 325 $form = '<form role="search" ' . $aria_label . 'method="get" class="search-form" action="' . esc_url( home_url( '/' ) ) . '"> 326 <label> 327 <span class="screen-reader-text">' . 328 /* translators: Hidden accessibility text. */ 329 _x( 'Search for:', 'label' ) . 330 '</span> 331 <input type="search" class="search-field" placeholder="' . esc_attr_x( 'Search …', 'placeholder' ) . '" value="' . get_search_query() . '" name="s" /> 332 </label> 333 <input type="submit" class="search-submit" value="' . esc_attr_x( 'Search', 'submit button' ) . '" /> 334 </form>'; 335 } else { 336 $form = '<form role="search" ' . $aria_label . 'method="get" id="searchform" class="searchform" action="' . esc_url( home_url( '/' ) ) . '"> 337 <div> 338 <label class="screen-reader-text" for="s">' . 339 /* translators: Hidden accessibility text. */ 340 _x( 'Search for:', 'label' ) . 341 '</label> 342 <input type="text" value="' . get_search_query() . '" name="s" id="s" /> 343 <input type="submit" id="searchsubmit" value="' . esc_attr_x( 'Search', 'submit button' ) . '" /> 344 </div> 345 </form>'; 346 } 347 } 348 349 /** 350 * Filters the HTML output of the search form. 351 * 352 * @since 2.7.0 353 * @since 5.5.0 The `$args` parameter was added. 354 * 355 * @param string $form The search form HTML output. 356 * @param array $args The array of arguments for building the search form. 357 * See get_search_form() for information on accepted arguments. 358 */ 359 $result = apply_filters( 'get_search_form', $form, $args ); 360 361 if ( null === $result ) { 362 $result = $form; 363 } 364 365 if ( $args['echo'] ) { 366 echo $result; 367 } else { 368 return $result; 369 } 370 } 371 372 /** 373 * Displays the Log In/Out link. 374 * 375 * Displays a link, which allows users to navigate to the Log In page to log in 376 * or log out depending on whether they are currently logged in. 377 * 378 * @since 1.5.0 379 * 380 * @param string $redirect Optional path to redirect to on login/logout. 381 * @param bool $display Default to echo and not return the link. 382 * @return void|string Void if `$display` argument is true, log in/out link if `$display` is false. 383 */ 384 function wp_loginout( $redirect = '', $display = true ) { 385 if ( ! is_user_logged_in() ) { 386 $link = '<a href="' . esc_url( wp_login_url( $redirect ) ) . '">' . __( 'Log in' ) . '</a>'; 387 } else { 388 $link = '<a href="' . esc_url( wp_logout_url( $redirect ) ) . '">' . __( 'Log out' ) . '</a>'; 389 } 390 391 if ( $display ) { 392 /** 393 * Filters the HTML output for the Log In/Log Out link. 394 * 395 * @since 1.5.0 396 * 397 * @param string $link The HTML link content. 398 */ 399 echo apply_filters( 'loginout', $link ); 400 } else { 401 /** This filter is documented in wp-includes/general-template.php */ 402 return apply_filters( 'loginout', $link ); 403 } 404 } 405 406 /** 407 * Retrieves the logout URL. 408 * 409 * Returns the URL that allows the user to log out of the site. 410 * 411 * @since 2.7.0 412 * 413 * @param string $redirect Path to redirect to on logout. 414 * @return string The logout URL. Note: HTML-encoded via esc_html() in wp_nonce_url(). 415 */ 416 function wp_logout_url( $redirect = '' ) { 417 $args = array(); 418 if ( ! empty( $redirect ) ) { 419 $args['redirect_to'] = urlencode( $redirect ); 420 } 421 422 $logout_url = add_query_arg( $args, site_url( 'wp-login.php?action=logout', 'login' ) ); 423 $logout_url = wp_nonce_url( $logout_url, 'log-out' ); 424 425 /** 426 * Filters the logout URL. 427 * 428 * @since 2.8.0 429 * 430 * @param string $logout_url The HTML-encoded logout URL. 431 * @param string $redirect Path to redirect to on logout. 432 */ 433 return apply_filters( 'logout_url', $logout_url, $redirect ); 434 } 435 436 /** 437 * Retrieves the login URL. 438 * 439 * @since 2.7.0 440 * 441 * @param string $redirect Path to redirect to on log in. 442 * @param bool $force_reauth Whether to force reauthorization, even if a cookie is present. 443 * Default false. 444 * @return string The login URL. Not HTML-encoded. 445 */ 446 function wp_login_url( $redirect = '', $force_reauth = false ) { 447 $login_url = site_url( 'wp-login.php', 'login' ); 448 449 if ( ! empty( $redirect ) ) { 450 $login_url = add_query_arg( 'redirect_to', urlencode( $redirect ), $login_url ); 451 } 452 453 if ( $force_reauth ) { 454 $login_url = add_query_arg( 'reauth', '1', $login_url ); 455 } 456 457 /** 458 * Filters the login URL. 459 * 460 * @since 2.8.0 461 * @since 4.2.0 The `$force_reauth` parameter was added. 462 * 463 * @param string $login_url The login URL. Not HTML-encoded. 464 * @param string $redirect The path to redirect to on login, if supplied. 465 * @param bool $force_reauth Whether to force reauthorization, even if a cookie is present. 466 */ 467 return apply_filters( 'login_url', $login_url, $redirect, $force_reauth ); 468 } 469 470 /** 471 * Returns the URL that allows the user to register on the site. 472 * 473 * @since 3.6.0 474 * 475 * @return string User registration URL. 476 */ 477 function wp_registration_url() { 478 /** 479 * Filters the user registration URL. 480 * 481 * @since 3.6.0 482 * 483 * @param string $register The user registration URL. 484 */ 485 return apply_filters( 'register_url', site_url( 'wp-login.php?action=register', 'login' ) ); 486 } 487 488 /** 489 * Provides a simple login form for use anywhere within WordPress. 490 * 491 * The login form HTML is echoed by default. Pass a false value for `$echo` to return it instead. 492 * 493 * @since 3.0.0 494 * @since 6.6.0 Added `required_username` and `required_password` arguments. 495 * 496 * @param array $args { 497 * Optional. Array of options to control the form output. Default empty array. 498 * 499 * @type bool $echo Whether to display the login form or return the form HTML code. 500 * Default true (echo). 501 * @type string $redirect URL to redirect to. Must be absolute, as in "https://example.com/mypage/". 502 * Default is to redirect back to the request URI. 503 * @type string $form_id ID attribute value for the form. Default 'loginform'. 504 * @type string $label_username Label for the username or email address field. Default 'Username or Email Address'. 505 * @type string $label_password Label for the password field. Default 'Password'. 506 * @type string $label_remember Label for the remember field. Default 'Remember Me'. 507 * @type string $label_log_in Label for the submit button. Default 'Log In'. 508 * @type string $id_username ID attribute value for the username field. Default 'user_login'. 509 * @type string $id_password ID attribute value for the password field. Default 'user_pass'. 510 * @type string $id_remember ID attribute value for the remember field. Default 'rememberme'. 511 * @type string $id_submit ID attribute value for the submit button. Default 'wp-submit'. 512 * @type bool $remember Whether to display the "rememberme" checkbox in the form. 513 * @type string $value_username Default value for the username field. Default empty. 514 * @type bool $value_remember Whether the "Remember Me" checkbox should be checked by default. 515 * Default false (unchecked). 516 * @type bool $required_username Whether the username field has the 'required' attribute. 517 * Default false. 518 * @type bool $required_password Whether the password field has the 'required' attribute. 519 * Default false. 520 * 521 * } 522 * @return void|string Void if 'echo' argument is true, login form HTML if 'echo' is false. 523 */ 524 function wp_login_form( $args = array() ) { 525 $defaults = array( 526 'echo' => true, 527 // Default 'redirect' value takes the user back to the request URI. 528 'redirect' => ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'], 529 'form_id' => 'loginform', 530 'label_username' => __( 'Username or Email Address' ), 531 'label_password' => __( 'Password' ), 532 'label_remember' => __( 'Remember Me' ), 533 'label_log_in' => __( 'Log In' ), 534 'id_username' => 'user_login', 535 'id_password' => 'user_pass', 536 'id_remember' => 'rememberme', 537 'id_submit' => 'wp-submit', 538 'remember' => true, 539 'value_username' => '', 540 // Set 'value_remember' to true to default the "Remember me" checkbox to checked. 541 'value_remember' => false, 542 // Set 'required_username' to true to add the required attribute to username field. 543 'required_username' => false, 544 // Set 'required_password' to true to add the required attribute to password field. 545 'required_password' => false, 546 ); 547 548 /** 549 * Filters the default login form output arguments. 550 * 551 * @since 3.0.0 552 * 553 * @see wp_login_form() 554 * 555 * @param array $defaults An array of default login form arguments. 556 */ 557 $args = wp_parse_args( $args, apply_filters( 'login_form_defaults', $defaults ) ); 558 559 /** 560 * Filters content to display at the top of the login form. 561 * 562 * The filter evaluates just following the opening form tag element. 563 * 564 * @since 3.0.0 565 * 566 * @param string $content Content to display. Default empty. 567 * @param array $args Array of login form arguments. 568 */ 569 $login_form_top = apply_filters( 'login_form_top', '', $args ); 570 571 /** 572 * Filters content to display in the middle of the login form. 573 * 574 * The filter evaluates just following the location where the 'login-password' 575 * field is displayed. 576 * 577 * @since 3.0.0 578 * 579 * @param string $content Content to display. Default empty. 580 * @param array $args Array of login form arguments. 581 */ 582 $login_form_middle = apply_filters( 'login_form_middle', '', $args ); 583 584 /** 585 * Filters content to display at the bottom of the login form. 586 * 587 * The filter evaluates just preceding the closing form tag element. 588 * 589 * @since 3.0.0 590 * 591 * @param string $content Content to display. Default empty. 592 * @param array $args Array of login form arguments. 593 */ 594 $login_form_bottom = apply_filters( 'login_form_bottom', '', $args ); 595 596 $form = 597 sprintf( 598 '<form name="%1$s" id="%1$s" action="%2$s" method="post">', 599 esc_attr( $args['form_id'] ), 600 esc_url( site_url( 'wp-login.php', 'login_post' ) ) 601 ) . 602 $login_form_top . 603 sprintf( 604 '<p class="login-username"> 605 <label for="%1$s">%2$s</label> 606 <input type="text" name="log" id="%1$s" autocomplete="username" class="input" value="%3$s" size="20"%4$s /> 607 </p>', 608 esc_attr( $args['id_username'] ), 609 esc_html( $args['label_username'] ), 610 esc_attr( $args['value_username'] ), 611 ( $args['required_username'] ? ' required="required"' : '' ) 612 ) . 613 sprintf( 614 '<p class="login-password"> 615 <label for="%1$s">%2$s</label> 616 <input type="password" name="pwd" id="%1$s" autocomplete="current-password" spellcheck="false" class="input" value="" size="20"%3$s /> 617 </p>', 618 esc_attr( $args['id_password'] ), 619 esc_html( $args['label_password'] ), 620 ( $args['required_password'] ? ' required="required"' : '' ) 621 ) . 622 $login_form_middle . 623 ( $args['remember'] ? 624 sprintf( 625 '<p class="login-remember"><label><input name="rememberme" type="checkbox" id="%1$s" value="forever"%2$s /> %3$s</label></p>', 626 esc_attr( $args['id_remember'] ), 627 ( $args['value_remember'] ? ' checked="checked"' : '' ), 628 esc_html( $args['label_remember'] ) 629 ) : '' 630 ) . 631 sprintf( 632 '<p class="login-submit"> 633 <input type="submit" name="wp-submit" id="%1$s" class="button button-primary" value="%2$s" /> 634 <input type="hidden" name="redirect_to" value="%3$s" /> 635 </p>', 636 esc_attr( $args['id_submit'] ), 637 esc_attr( $args['label_log_in'] ), 638 esc_url( $args['redirect'] ) 639 ) . 640 $login_form_bottom . 641 '</form>'; 642 643 if ( $args['echo'] ) { 644 echo $form; 645 } else { 646 return $form; 647 } 648 } 649 650 /** 651 * Returns the URL that allows the user to reset the lost password. 652 * 653 * @since 2.8.0 654 * 655 * @param string $redirect Path to redirect to on login. 656 * @return string Lost password URL. 657 */ 658 function wp_lostpassword_url( $redirect = '' ) { 659 $args = array( 660 'action' => 'lostpassword', 661 ); 662 663 if ( ! empty( $redirect ) ) { 664 $args['redirect_to'] = urlencode( $redirect ); 665 } 666 667 if ( is_multisite() ) { 668 $blog_details = get_site(); 669 $wp_login_path = $blog_details->path . 'wp-login.php'; 670 } else { 671 $wp_login_path = 'wp-login.php'; 672 } 673 674 $lostpassword_url = add_query_arg( $args, network_site_url( $wp_login_path, 'login' ) ); 675 676 /** 677 * Filters the Lost Password URL. 678 * 679 * @since 2.8.0 680 * 681 * @param string $lostpassword_url The lost password page URL. 682 * @param string $redirect The path to redirect to on login. 683 */ 684 return apply_filters( 'lostpassword_url', $lostpassword_url, $redirect ); 685 } 686 687 /** 688 * Displays the Registration or Admin link. 689 * 690 * Display a link which allows the user to navigate to the registration page if 691 * not logged in and registration is enabled or to the dashboard if logged in. 692 * 693 * @since 1.5.0 694 * 695 * @param string $before Text to output before the link. Default `<li>`. 696 * @param string $after Text to output after the link. Default `</li>`. 697 * @param bool $display Default to echo and not return the link. 698 * @return void|string Void if `$display` argument is true, registration or admin link 699 * if `$display` is false. 700 */ 701 function wp_register( $before = '<li>', $after = '</li>', $display = true ) { 702 if ( ! is_user_logged_in() ) { 703 if ( get_option( 'users_can_register' ) ) { 704 $link = $before . '<a href="' . esc_url( wp_registration_url() ) . '">' . __( 'Register' ) . '</a>' . $after; 705 } else { 706 $link = ''; 707 } 708 } elseif ( current_user_can( 'read' ) ) { 709 $link = $before . '<a href="' . admin_url() . '">' . __( 'Site Admin' ) . '</a>' . $after; 710 } else { 711 $link = ''; 712 } 713 714 /** 715 * Filters the HTML link to the Registration or Admin page. 716 * 717 * Users are sent to the admin page if logged-in, or the registration page 718 * if enabled and logged-out. 719 * 720 * @since 1.5.0 721 * 722 * @param string $link The HTML code for the link to the Registration or Admin page. 723 */ 724 $link = apply_filters( 'register', $link ); 725 726 if ( $display ) { 727 echo $link; 728 } else { 729 return $link; 730 } 731 } 732 733 /** 734 * Theme container function for the 'wp_meta' action. 735 * 736 * The {@see 'wp_meta'} action can have several purposes, depending on how you use it, 737 * but one purpose might have been to allow for theme switching. 738 * 739 * @since 1.5.0 740 * 741 * @link https://core.trac.wordpress.org/ticket/1458 Explanation of 'wp_meta' action. 742 */ 743 function wp_meta() { 744 /** 745 * Fires before displaying echoed content in the sidebar. 746 * 747 * @since 1.5.0 748 */ 749 do_action( 'wp_meta' ); 750 } 751 752 /** 753 * Displays information about the current site. 754 * 755 * @since 0.71 756 * 757 * @see get_bloginfo() For possible `$show` values 758 * 759 * @param string $show Optional. Site information to display. Default empty. 760 */ 761 function bloginfo( $show = '' ) { 762 echo get_bloginfo( $show, 'display' ); 763 } 764 765 /** 766 * Retrieves information about the current site. 767 * 768 * Possible values for `$show` include: 769 * 770 * - 'name' - Site title (set in Settings > General) 771 * - 'description' - Site tagline (set in Settings > General) 772 * - 'wpurl' - The WordPress address (URL) (set in Settings > General) 773 * - 'url' - The Site address (URL) (set in Settings > General) 774 * - 'admin_email' - Admin email (set in Settings > General) 775 * - 'charset' - The "Encoding for pages and feeds" (set in Settings > Reading) 776 * - 'version' - The current WordPress version 777 * - 'html_type' - The Content-Type (default: "text/html"). Themes and plugins 778 * can override the default value using the {@see 'pre_option_html_type'} filter 779 * - 'text_direction' - The text direction determined by the site's language. is_rtl() 780 * should be used instead 781 * - 'language' - Language code for the current site 782 * - 'stylesheet_url' - URL to the stylesheet for the active theme. An active child theme 783 * will take precedence over this value 784 * - 'stylesheet_directory' - Directory path for the active theme. An active child theme 785 * will take precedence over this value 786 * - 'template_url' / 'template_directory' - URL of the active theme's directory. An active 787 * child theme will NOT take precedence over this value 788 * - 'pingback_url' - The pingback XML-RPC file URL (xmlrpc.php) 789 * - 'atom_url' - The Atom feed URL (/feed/atom) 790 * - 'rdf_url' - The RDF/RSS 1.0 feed URL (/feed/rdf) 791 * - 'rss_url' - The RSS 0.92 feed URL (/feed/rss) 792 * - 'rss2_url' - The RSS 2.0 feed URL (/feed) 793 * - 'comments_atom_url' - The comments Atom feed URL (/comments/feed) 794 * - 'comments_rss2_url' - The comments RSS 2.0 feed URL (/comments/feed) 795 * 796 * Some `$show` values are deprecated and will be removed in future versions. 797 * These options will trigger the _deprecated_argument() function. 798 * 799 * Deprecated arguments include: 800 * 801 * - 'siteurl' - Use 'url' instead 802 * - 'home' - Use 'url' instead 803 * 804 * @since 0.71 805 * 806 * @global string $wp_version The WordPress version string. 807 * 808 * @param string $show Optional. Site info to retrieve. Default empty (site name). 809 * @param string $filter Optional. How to filter what is retrieved. Default 'raw'. 810 * @return string Mostly string values, might be empty. 811 */ 812 function get_bloginfo( $show = '', $filter = 'raw' ) { 813 switch ( $show ) { 814 case 'home': // Deprecated. 815 case 'siteurl': // Deprecated. 816 _deprecated_argument( 817 __FUNCTION__, 818 '2.2.0', 819 sprintf( 820 /* translators: 1: 'siteurl'/'home' argument, 2: bloginfo() function name, 3: 'url' argument. */ 821 __( 'The %1$s option is deprecated for the family of %2$s functions. Use the %3$s option instead.' ), 822 '<code>' . $show . '</code>', 823 '<code>bloginfo()</code>', 824 '<code>url</code>' 825 ) 826 ); 827 // Intentional fall-through to be handled by the 'url' case. 828 case 'url': 829 $output = home_url(); 830 break; 831 case 'wpurl': 832 $output = site_url(); 833 break; 834 case 'description': 835 $output = get_option( 'blogdescription' ); 836 break; 837 case 'rdf_url': 838 $output = get_feed_link( 'rdf' ); 839 break; 840 case 'rss_url': 841 $output = get_feed_link( 'rss' ); 842 break; 843 case 'rss2_url': 844 $output = get_feed_link( 'rss2' ); 845 break; 846 case 'atom_url': 847 $output = get_feed_link( 'atom' ); 848 break; 849 case 'comments_atom_url': 850 $output = get_feed_link( 'comments_atom' ); 851 break; 852 case 'comments_rss2_url': 853 $output = get_feed_link( 'comments_rss2' ); 854 break; 855 case 'pingback_url': 856 $output = site_url( 'xmlrpc.php' ); 857 break; 858 case 'stylesheet_url': 859 $output = get_stylesheet_uri(); 860 break; 861 case 'stylesheet_directory': 862 $output = get_stylesheet_directory_uri(); 863 break; 864 case 'template_directory': 865 case 'template_url': 866 $output = get_template_directory_uri(); 867 break; 868 case 'admin_email': 869 $output = get_option( 'admin_email' ); 870 break; 871 case 'charset': 872 $output = get_option( 'blog_charset' ); 873 if ( '' === $output ) { 874 $output = 'UTF-8'; 875 } 876 break; 877 case 'html_type': 878 $output = get_option( 'html_type' ); 879 break; 880 case 'version': 881 global $wp_version; 882 $output = $wp_version; 883 break; 884 case 'language': 885 /* 886 * translators: Translate this to the correct language tag for your locale, 887 * see https://www.w3.org/International/articles/language-tags/ for reference. 888 * Do not translate into your own language. 889 */ 890 $output = __( 'html_lang_attribute' ); 891 if ( 'html_lang_attribute' === $output || preg_match( '/[^a-zA-Z0-9-]/', $output ) ) { 892 $output = determine_locale(); 893 $output = str_replace( '_', '-', $output ); 894 } 895 break; 896 case 'text_direction': 897 _deprecated_argument( 898 __FUNCTION__, 899 '2.2.0', 900 sprintf( 901 /* translators: 1: 'text_direction' argument, 2: bloginfo() function name, 3: is_rtl() function name. */ 902 __( 'The %1$s option is deprecated for the family of %2$s functions. Use the %3$s function instead.' ), 903 '<code>' . $show . '</code>', 904 '<code>bloginfo()</code>', 905 '<code>is_rtl()</code>' 906 ) 907 ); 908 if ( function_exists( 'is_rtl' ) ) { 909 $output = is_rtl() ? 'rtl' : 'ltr'; 910 } else { 911 $output = 'ltr'; 912 } 913 break; 914 case 'name': 915 default: 916 $output = get_option( 'blogname' ); 917 break; 918 } 919 920 if ( 'display' === $filter ) { 921 if ( 922 str_contains( $show, 'url' ) 923 || str_contains( $show, 'directory' ) 924 || str_contains( $show, 'home' ) 925 ) { 926 /** 927 * Filters the URL returned by get_bloginfo(). 928 * 929 * @since 2.0.5 930 * 931 * @param string $output The URL returned by bloginfo(). 932 * @param string $show Type of information requested. 933 */ 934 $output = apply_filters( 'bloginfo_url', $output, $show ); 935 } else { 936 /** 937 * Filters the site information returned by get_bloginfo(). 938 * 939 * @since 0.71 940 * 941 * @param mixed $output The requested non-URL site information. 942 * @param string $show Type of information requested. 943 */ 944 $output = apply_filters( 'bloginfo', $output, $show ); 945 } 946 } 947 948 return $output; 949 } 950 951 /** 952 * Returns the Site Icon URL. 953 * 954 * @since 4.3.0 955 * 956 * @param int $size Optional. Size of the site icon. Default 512 (pixels). 957 * @param string $url Optional. Fallback url if no site icon is found. Default empty. 958 * @param int $blog_id Optional. ID of the blog to get the site icon for. Default current blog. 959 * @return string Site Icon URL. 960 */ 961 function get_site_icon_url( $size = 512, $url = '', $blog_id = 0 ) { 962 $switched_blog = false; 963 964 if ( is_multisite() && ! empty( $blog_id ) && get_current_blog_id() !== (int) $blog_id ) { 965 switch_to_blog( $blog_id ); 966 $switched_blog = true; 967 } 968 969 $site_icon_id = (int) get_option( 'site_icon' ); 970 971 if ( $site_icon_id ) { 972 if ( $size >= 512 ) { 973 $size_data = 'full'; 974 } else { 975 $size_data = array( $size, $size ); 976 } 977 $url = wp_get_attachment_image_url( $site_icon_id, $size_data ); 978 } 979 980 if ( $switched_blog ) { 981 restore_current_blog(); 982 } 983 984 /** 985 * Filters the site icon URL. 986 * 987 * @since 4.4.0 988 * 989 * @param string $url Site icon URL. 990 * @param int $size Size of the site icon. 991 * @param int $blog_id ID of the blog to get the site icon for. 992 */ 993 return apply_filters( 'get_site_icon_url', $url, $size, $blog_id ); 994 } 995 996 /** 997 * Displays the Site Icon URL. 998 * 999 * @since 4.3.0 1000 * 1001 * @param int $size Optional. Size of the site icon. Default 512 (pixels). 1002 * @param string $url Optional. Fallback url if no site icon is found. Default empty. 1003 * @param int $blog_id Optional. ID of the blog to get the site icon for. Default current blog. 1004 */ 1005 function site_icon_url( $size = 512, $url = '', $blog_id = 0 ) { 1006 echo esc_url( get_site_icon_url( $size, $url, $blog_id ) ); 1007 } 1008 1009 /** 1010 * Determines whether the site has a Site Icon. 1011 * 1012 * @since 4.3.0 1013 * 1014 * @param int $blog_id Optional. ID of the blog in question. Default current blog. 1015 * @return bool Whether the site has a site icon or not. 1016 */ 1017 function has_site_icon( $blog_id = 0 ) { 1018 return (bool) get_site_icon_url( 512, '', $blog_id ); 1019 } 1020 1021 /** 1022 * Determines whether the site has a custom logo. 1023 * 1024 * @since 4.5.0 1025 * 1026 * @param int $blog_id Optional. ID of the blog in question. Default is the ID of the current blog. 1027 * @return bool Whether the site has a custom logo or not. 1028 */ 1029 function has_custom_logo( $blog_id = 0 ) { 1030 $switched_blog = false; 1031 1032 if ( is_multisite() && ! empty( $blog_id ) && get_current_blog_id() !== (int) $blog_id ) { 1033 switch_to_blog( $blog_id ); 1034 $switched_blog = true; 1035 } 1036 1037 $custom_logo_id = get_theme_mod( 'custom_logo' ); 1038 $is_image = ( $custom_logo_id ) ? wp_attachment_is_image( $custom_logo_id ) : false; 1039 1040 if ( $switched_blog ) { 1041 restore_current_blog(); 1042 } 1043 1044 return $is_image; 1045 } 1046 1047 /** 1048 * Returns a custom logo, linked to home unless the theme supports removing the link on the home page. 1049 * 1050 * @since 4.5.0 1051 * @since 5.5.0 Added option to remove the link on the home page with `unlink-homepage-logo` theme support 1052 * for the `custom-logo` theme feature. 1053 * @since 5.5.1 Disabled lazy-loading by default. 1054 * 1055 * @param int $blog_id Optional. ID of the blog in question. Default is the ID of the current blog. 1056 * @return string Custom logo markup. 1057 */ 1058 function get_custom_logo( $blog_id = 0 ) { 1059 $html = ''; 1060 $switched_blog = false; 1061 1062 if ( is_multisite() && ! empty( $blog_id ) && get_current_blog_id() !== (int) $blog_id ) { 1063 switch_to_blog( $blog_id ); 1064 $switched_blog = true; 1065 } 1066 1067 // We have a logo. Logo is go. 1068 if ( has_custom_logo() ) { 1069 $custom_logo_id = get_theme_mod( 'custom_logo' ); 1070 $custom_logo_attr = array( 1071 'class' => 'custom-logo', 1072 'loading' => false, 1073 ); 1074 1075 $unlink_homepage_logo = (bool) get_theme_support( 'custom-logo', 'unlink-homepage-logo' ); 1076 1077 if ( $unlink_homepage_logo && is_front_page() && ! is_paged() ) { 1078 /* 1079 * If on the home page, set the logo alt attribute to an empty string, 1080 * as the image is decorative and doesn't need its purpose to be described. 1081 */ 1082 $custom_logo_attr['alt'] = ''; 1083 } else { 1084 /* 1085 * If the logo alt attribute is empty, get the site title and explicitly pass it 1086 * to the attributes used by wp_get_attachment_image(). 1087 */ 1088 $image_alt = get_post_meta( $custom_logo_id, '_wp_attachment_image_alt', true ); 1089 if ( empty( $image_alt ) ) { 1090 $custom_logo_attr['alt'] = get_bloginfo( 'name', 'display' ); 1091 } 1092 } 1093 1094 /** 1095 * Filters the list of custom logo image attributes. 1096 * 1097 * @since 5.5.0 1098 * 1099 * @param array $custom_logo_attr Custom logo image attributes. 1100 * @param int $custom_logo_id Custom logo attachment ID. 1101 * @param int $blog_id ID of the blog to get the custom logo for. 1102 */ 1103 $custom_logo_attr = apply_filters( 'get_custom_logo_image_attributes', $custom_logo_attr, $custom_logo_id, $blog_id ); 1104 1105 /* 1106 * If the alt attribute is not empty, there's no need to explicitly pass it 1107 * because wp_get_attachment_image() already adds the alt attribute. 1108 */ 1109 $image = wp_get_attachment_image( $custom_logo_id, 'full', false, $custom_logo_attr ); 1110 1111 // Check that we have a proper HTML img element. 1112 if ( $image ) { 1113 1114 if ( $unlink_homepage_logo && is_front_page() && ! is_paged() ) { 1115 // If on the home page, don't link the logo to home. 1116 $html = sprintf( 1117 '<span class="custom-logo-link">%1$s</span>', 1118 $image 1119 ); 1120 } else { 1121 $aria_current = is_front_page() && ! is_paged() ? ' aria-current="page"' : ''; 1122 1123 $html = sprintf( 1124 '<a href="%1$s" class="custom-logo-link" rel="home"%2$s>%3$s</a>', 1125 esc_url( home_url( '/' ) ), 1126 $aria_current, 1127 $image 1128 ); 1129 } 1130 } 1131 } elseif ( is_customize_preview() ) { 1132 // If no logo is set but we're in the Customizer, leave a placeholder (needed for the live preview). 1133 $html = sprintf( 1134 '<a href="%1$s" class="custom-logo-link" style="display:none;"><img class="custom-logo" alt="" /></a>', 1135 esc_url( home_url( '/' ) ) 1136 ); 1137 } 1138 1139 if ( $switched_blog ) { 1140 restore_current_blog(); 1141 } 1142 1143 /** 1144 * Filters the custom logo output. 1145 * 1146 * @since 4.5.0 1147 * @since 4.6.0 Added the `$blog_id` parameter. 1148 * 1149 * @param string $html Custom logo HTML output. 1150 * @param int $blog_id ID of the blog to get the custom logo for. 1151 */ 1152 return apply_filters( 'get_custom_logo', $html, $blog_id ); 1153 } 1154 1155 /** 1156 * Displays a custom logo, linked to home unless the theme supports removing the link on the home page. 1157 * 1158 * @since 4.5.0 1159 * 1160 * @param int $blog_id Optional. ID of the blog in question. Default is the ID of the current blog. 1161 */ 1162 function the_custom_logo( $blog_id = 0 ) { 1163 echo get_custom_logo( $blog_id ); 1164 } 1165 1166 /** 1167 * Returns document title for the current page. 1168 * 1169 * @since 4.4.0 1170 * 1171 * @global int $page Page number of a single post. 1172 * @global int $paged Page number of a list of posts. 1173 * 1174 * @return string Tag with the document title. 1175 */ 1176 function wp_get_document_title() { 1177 1178 /** 1179 * Filters the document title before it is generated. 1180 * 1181 * Passing a non-empty value will short-circuit wp_get_document_title(), 1182 * returning that value instead. 1183 * 1184 * @since 4.4.0 1185 * 1186 * @param string $title The document title. Default empty string. 1187 */ 1188 $title = apply_filters( 'pre_get_document_title', '' ); 1189 if ( ! empty( $title ) ) { 1190 return $title; 1191 } 1192 1193 global $page, $paged; 1194 1195 $title = array( 1196 'title' => '', 1197 ); 1198 1199 // If it's a 404 page, use a "Page not found" title. 1200 if ( is_404() ) { 1201 $title['title'] = __( 'Page not found' ); 1202 1203 // If it's a search, use a dynamic search results title. 1204 } elseif ( is_search() ) { 1205 /* translators: %s: Search query. */ 1206 $title['title'] = sprintf( __( 'Search Results for “%s”' ), get_search_query() ); 1207 1208 // If on the front page, use the site title. 1209 } elseif ( is_front_page() ) { 1210 $title['title'] = get_bloginfo( 'name', 'display' ); 1211 1212 // If on a post type archive, use the post type archive title. 1213 } elseif ( is_post_type_archive() ) { 1214 $title['title'] = post_type_archive_title( '', false ); 1215 1216 // If on a taxonomy archive, use the term title. 1217 } elseif ( is_tax() ) { 1218 $title['title'] = single_term_title( '', false ); 1219 1220 /* 1221 * If we're on the blog page that is not the homepage 1222 * or a single post of any post type, use the post title. 1223 */ 1224 } elseif ( is_home() || is_singular() ) { 1225 $title['title'] = single_post_title( '', false ); 1226 1227 // If on a category or tag archive, use the term title. 1228 } elseif ( is_category() || is_tag() ) { 1229 $title['title'] = single_term_title( '', false ); 1230 1231 // If on an author archive, use the author's display name. 1232 } elseif ( is_author() && get_queried_object() ) { 1233 $author = get_queried_object(); 1234 $title['title'] = $author->display_name; 1235 1236 // If it's a date archive, use the date as the title. 1237 } elseif ( is_year() ) { 1238 $title['title'] = get_the_date( _x( 'Y', 'yearly archives date format' ) ); 1239 1240 } elseif ( is_month() ) { 1241 $title['title'] = get_the_date( _x( 'F Y', 'monthly archives date format' ) ); 1242 1243 } elseif ( is_day() ) { 1244 $title['title'] = get_the_date(); 1245 } 1246 1247 // Add a page number if necessary. 1248 if ( ( $paged >= 2 || $page >= 2 ) && ! is_404() ) { 1249 /* translators: %s: Page number. */ 1250 $title['page'] = sprintf( __( 'Page %s' ), max( $paged, $page ) ); 1251 } 1252 1253 // Append the description or site title to give context. 1254 if ( is_front_page() ) { 1255 $title['tagline'] = get_bloginfo( 'description', 'display' ); 1256 } else { 1257 $title['site'] = get_bloginfo( 'name', 'display' ); 1258 } 1259 1260 /** 1261 * Filters the separator for the document title. 1262 * 1263 * @since 4.4.0 1264 * 1265 * @param string $sep Document title separator. Default '-'. 1266 */ 1267 $sep = apply_filters( 'document_title_separator', '-' ); 1268 1269 /** 1270 * Filters the parts of the document title. 1271 * 1272 * @since 4.4.0 1273 * 1274 * @param array $title { 1275 * The document title parts. 1276 * 1277 * @type string $title Title of the viewed page. 1278 * @type string $page Optional. Page number if paginated. 1279 * @type string $tagline Optional. Site description when on home page. 1280 * @type string $site Optional. Site title when not on home page. 1281 * } 1282 */ 1283 $title = apply_filters( 'document_title_parts', $title ); 1284 1285 $title = implode( " $sep ", array_filter( $title ) ); 1286 1287 /** 1288 * Filters the document title. 1289 * 1290 * @since 5.8.0 1291 * 1292 * @param string $title Document title. 1293 */ 1294 $title = apply_filters( 'document_title', $title ); 1295 1296 return $title; 1297 } 1298 1299 /** 1300 * Displays title tag with content. 1301 * 1302 * @since 4.1.0 1303 * @since 4.4.0 Improved title output replaced `wp_title()`. 1304 * @access private 1305 */ 1306 function _wp_render_title_tag() { 1307 if ( ! current_theme_supports( 'title-tag' ) ) { 1308 return; 1309 } 1310 1311 echo '<title>' . wp_get_document_title() . '</title>' . "\n"; 1312 } 1313 1314 /** 1315 * Displays or retrieves page title for all areas of blog. 1316 * 1317 * By default, the page title will display the separator before the page title, 1318 * so that the blog title will be before the page title. This is not good for 1319 * title display, since the blog title shows up on most tabs and not what is 1320 * important, which is the page that the user is looking at. 1321 * 1322 * There are also SEO benefits to having the blog title after or to the 'right' 1323 * of the page title. However, it is mostly common sense to have the blog title 1324 * to the right with most browsers supporting tabs. You can achieve this by 1325 * using the seplocation parameter and setting the value to 'right'. This change 1326 * was introduced around 2.5.0, in case backward compatibility of themes is 1327 * important. 1328 * 1329 * @since 1.0.0 1330 * 1331 * @global WP_Locale $wp_locale WordPress date and time locale object. 1332 * 1333 * @param string $sep Optional. How to separate the various items within the page title. 1334 * Default '»'. 1335 * @param bool $display Optional. Whether to display or retrieve title. Default true. 1336 * @param string $seplocation Optional. Location of the separator (either 'left' or 'right'). 1337 * @return string|void String when `$display` is false, nothing otherwise. 1338 */ 1339 function wp_title( $sep = '»', $display = true, $seplocation = '' ) { 1340 global $wp_locale; 1341 1342 $m = get_query_var( 'm' ); 1343 $year = get_query_var( 'year' ); 1344 $monthnum = get_query_var( 'monthnum' ); 1345 $day = get_query_var( 'day' ); 1346 $search = get_query_var( 's' ); 1347 $title = ''; 1348 1349 $t_sep = '%WP_TITLE_SEP%'; // Temporary separator, for accurate flipping, if necessary. 1350 1351 // If there is a post. 1352 if ( is_single() || ( is_home() && ! is_front_page() ) || ( is_page() && ! is_front_page() ) ) { 1353 $title = single_post_title( '', false ); 1354 } 1355 1356 // If there's a post type archive. 1357 if ( is_post_type_archive() ) { 1358 $post_type = get_query_var( 'post_type' ); 1359 if ( is_array( $post_type ) ) { 1360 $post_type = reset( $post_type ); 1361 } 1362 $post_type_object = get_post_type_object( $post_type ); 1363 if ( ! $post_type_object->has_archive ) { 1364 $title = post_type_archive_title( '', false ); 1365 } 1366 } 1367 1368 // If there's a category or tag. 1369 if ( is_category() || is_tag() ) { 1370 $title = single_term_title( '', false ); 1371 } 1372 1373 // If there's a taxonomy. 1374 if ( is_tax() ) { 1375 $term = get_queried_object(); 1376 if ( $term ) { 1377 $tax = get_taxonomy( $term->taxonomy ); 1378 $title = single_term_title( $tax->labels->name . $t_sep, false ); 1379 } 1380 } 1381 1382 // If there's an author. 1383 if ( is_author() && ! is_post_type_archive() ) { 1384 $author = get_queried_object(); 1385 if ( $author ) { 1386 $title = $author->display_name; 1387 } 1388 } 1389 1390 // Post type archives with has_archive should override terms. 1391 if ( is_post_type_archive() && $post_type_object->has_archive ) { 1392 $title = post_type_archive_title( '', false ); 1393 } 1394 1395 // If there's a month. 1396 if ( is_archive() && ! empty( $m ) ) { 1397 $my_year = substr( $m, 0, 4 ); 1398 $my_month = substr( $m, 4, 2 ); 1399 $my_day = (int) substr( $m, 6, 2 ); 1400 $title = $my_year . 1401 ( $my_month ? $t_sep . $wp_locale->get_month( $my_month ) : '' ) . 1402 ( $my_day ? $t_sep . $my_day : '' ); 1403 } 1404 1405 // If there's a year. 1406 if ( is_archive() && ! empty( $year ) ) { 1407 $title = $year; 1408 if ( ! empty( $monthnum ) ) { 1409 $title .= $t_sep . $wp_locale->get_month( $monthnum ); 1410 } 1411 if ( ! empty( $day ) ) { 1412 $title .= $t_sep . zeroise( $day, 2 ); 1413 } 1414 } 1415 1416 // If it's a search. 1417 if ( is_search() ) { 1418 /* translators: 1: Separator, 2: Search query. */ 1419 $title = sprintf( __( 'Search Results %1$s %2$s' ), $t_sep, strip_tags( $search ) ); 1420 } 1421 1422 // If it's a 404 page. 1423 if ( is_404() ) { 1424 $title = __( 'Page not found' ); 1425 } 1426 1427 $prefix = ''; 1428 if ( ! empty( $title ) ) { 1429 $prefix = " $sep "; 1430 } 1431 1432 /** 1433 * Filters the parts of the page title. 1434 * 1435 * @since 4.0.0 1436 * 1437 * @param string[] $title_array Array of parts of the page title. 1438 */ 1439 $title_array = apply_filters( 'wp_title_parts', explode( $t_sep, $title ) ); 1440 1441 // Determines position of the separator and direction of the breadcrumb. 1442 if ( 'right' === $seplocation ) { // Separator on right, so reverse the order. 1443 $title_array = array_reverse( $title_array ); 1444 $title = implode( " $sep ", $title_array ) . $prefix; 1445 } else { 1446 $title = $prefix . implode( " $sep ", $title_array ); 1447 } 1448 1449 /** 1450 * Filters the text of the page title. 1451 * 1452 * @since 2.0.0 1453 * 1454 * @param string $title Page title. 1455 * @param string $sep Title separator. 1456 * @param string $seplocation Location of the separator (either 'left' or 'right'). 1457 */ 1458 $title = apply_filters( 'wp_title', $title, $sep, $seplocation ); 1459 1460 // Send it out. 1461 if ( $display ) { 1462 echo $title; 1463 } else { 1464 return $title; 1465 } 1466 } 1467 1468 /** 1469 * Displays or retrieves page title for post. 1470 * 1471 * This is optimized for single.php template file for displaying the post title. 1472 * 1473 * It does not support placing the separator after the title, but by leaving the 1474 * prefix parameter empty, you can set the title separator manually. The prefix 1475 * does not automatically place a space between the prefix, so if there should 1476 * be a space, the parameter value will need to have it at the end. 1477 * 1478 * @since 0.71 1479 * 1480 * @param string $prefix Optional. What to display before the title. 1481 * @param bool $display Optional. Whether to display or retrieve title. Default true. 1482 * @return string|void Title when retrieving. 1483 */ 1484 function single_post_title( $prefix = '', $display = true ) { 1485 $_post = get_queried_object(); 1486 1487 if ( ! isset( $_post->post_title ) ) { 1488 return; 1489 } 1490 1491 /** 1492 * Filters the page title for a single post. 1493 * 1494 * @since 0.71 1495 * 1496 * @param string $_post_title The single post page title. 1497 * @param WP_Post $_post The current post. 1498 */ 1499 $title = apply_filters( 'single_post_title', $_post->post_title, $_post ); 1500 if ( $display ) { 1501 echo $prefix . $title; 1502 } else { 1503 return $prefix . $title; 1504 } 1505 } 1506 1507 /** 1508 * Displays or retrieves title for a post type archive. 1509 * 1510 * This is optimized for archive.php and archive-{$post_type}.php template files 1511 * for displaying the title of the post type. 1512 * 1513 * @since 3.1.0 1514 * 1515 * @param string $prefix Optional. What to display before the title. 1516 * @param bool $display Optional. Whether to display or retrieve title. Default true. 1517 * @return string|void Title when retrieving, null when displaying or failure. 1518 */ 1519 function post_type_archive_title( $prefix = '', $display = true ) { 1520 if ( ! is_post_type_archive() ) { 1521 return; 1522 } 1523 1524 $post_type = get_query_var( 'post_type' ); 1525 if ( is_array( $post_type ) ) { 1526 $post_type = reset( $post_type ); 1527 } 1528 1529 $post_type_obj = get_post_type_object( $post_type ); 1530 1531 /** 1532 * Filters the post type archive title. 1533 * 1534 * @since 3.1.0 1535 * 1536 * @param string $post_type_name Post type 'name' label. 1537 * @param string $post_type Post type. 1538 */ 1539 $title = apply_filters( 'post_type_archive_title', $post_type_obj->labels->name, $post_type ); 1540 1541 if ( $display ) { 1542 echo $prefix . $title; 1543 } else { 1544 return $prefix . $title; 1545 } 1546 } 1547 1548 /** 1549 * Displays or retrieves page title for category archive. 1550 * 1551 * Useful for category template files for displaying the category page title. 1552 * The prefix does not automatically place a space between the prefix, so if 1553 * there should be a space, the parameter value will need to have it at the end. 1554 * 1555 * @since 0.71 1556 * 1557 * @param string $prefix Optional. What to display before the title. 1558 * @param bool $display Optional. Whether to display or retrieve title. Default true. 1559 * @return string|void Title when retrieving. 1560 */ 1561 function single_cat_title( $prefix = '', $display = true ) { 1562 return single_term_title( $prefix, $display ); 1563 } 1564 1565 /** 1566 * Displays or retrieves page title for tag post archive. 1567 * 1568 * Useful for tag template files for displaying the tag page title. The prefix 1569 * does not automatically place a space between the prefix, so if there should 1570 * be a space, the parameter value will need to have it at the end. 1571 * 1572 * @since 2.3.0 1573 * 1574 * @param string $prefix Optional. What to display before the title. 1575 * @param bool $display Optional. Whether to display or retrieve title. Default true. 1576 * @return string|void Title when retrieving. 1577 */ 1578 function single_tag_title( $prefix = '', $display = true ) { 1579 return single_term_title( $prefix, $display ); 1580 } 1581 1582 /** 1583 * Displays or retrieves page title for taxonomy term archive. 1584 * 1585 * Useful for taxonomy term template files for displaying the taxonomy term page title. 1586 * The prefix does not automatically place a space between the prefix, so if there should 1587 * be a space, the parameter value will need to have it at the end. 1588 * 1589 * @since 3.1.0 1590 * 1591 * @param string $prefix Optional. What to display before the title. 1592 * @param bool $display Optional. Whether to display or retrieve title. Default true. 1593 * @return string|void Title when retrieving. 1594 */ 1595 function single_term_title( $prefix = '', $display = true ) { 1596 $term = get_queried_object(); 1597 1598 if ( ! $term ) { 1599 return; 1600 } 1601 1602 if ( is_category() ) { 1603 /** 1604 * Filters the category archive page title. 1605 * 1606 * @since 2.0.10 1607 * 1608 * @param string $term_name Category name for archive being displayed. 1609 */ 1610 $term_name = apply_filters( 'single_cat_title', $term->name ); 1611 } elseif ( is_tag() ) { 1612 /** 1613 * Filters the tag archive page title. 1614 * 1615 * @since 2.3.0 1616 * 1617 * @param string $term_name Tag name for archive being displayed. 1618 */ 1619 $term_name = apply_filters( 'single_tag_title', $term->name ); 1620 } elseif ( is_tax() ) { 1621 /** 1622 * Filters the custom taxonomy archive page title. 1623 * 1624 * @since 3.1.0 1625 * 1626 * @param string $term_name Term name for archive being displayed. 1627 */ 1628 $term_name = apply_filters( 'single_term_title', $term->name ); 1629 } else { 1630 return; 1631 } 1632 1633 if ( empty( $term_name ) ) { 1634 return; 1635 } 1636 1637 if ( $display ) { 1638 echo $prefix . $term_name; 1639 } else { 1640 return $prefix . $term_name; 1641 } 1642 } 1643 1644 /** 1645 * Displays or retrieves page title for post archive based on date. 1646 * 1647 * Useful for when the template only needs to display the month and year, 1648 * if either are available. The prefix does not automatically place a space 1649 * between the prefix, so if there should be a space, the parameter value 1650 * will need to have it at the end. 1651 * 1652 * @since 0.71 1653 * 1654 * @global WP_Locale $wp_locale WordPress date and time locale object. 1655 * 1656 * @param string $prefix Optional. What to display before the title. 1657 * @param bool $display Optional. Whether to display or retrieve title. Default true. 1658 * @return string|false|void False if there's no valid title for the month. Title when retrieving. 1659 */ 1660 function single_month_title( $prefix = '', $display = true ) { 1661 global $wp_locale; 1662 1663 $m = get_query_var( 'm' ); 1664 $year = get_query_var( 'year' ); 1665 $monthnum = get_query_var( 'monthnum' ); 1666 1667 if ( ! empty( $monthnum ) && ! empty( $year ) ) { 1668 $my_year = $year; 1669 $my_month = $wp_locale->get_month( $monthnum ); 1670 } elseif ( ! empty( $m ) ) { 1671 $my_year = substr( $m, 0, 4 ); 1672 $my_month = $wp_locale->get_month( substr( $m, 4, 2 ) ); 1673 } 1674 1675 if ( empty( $my_month ) ) { 1676 return false; 1677 } 1678 1679 $result = $prefix . $my_month . $prefix . $my_year; 1680 1681 if ( ! $display ) { 1682 return $result; 1683 } 1684 echo $result; 1685 } 1686 1687 /** 1688 * Displays the archive title based on the queried object. 1689 * 1690 * @since 4.1.0 1691 * 1692 * @see get_the_archive_title() 1693 * 1694 * @param string $before Optional. Content to prepend to the title. Default empty. 1695 * @param string $after Optional. Content to append to the title. Default empty. 1696 */ 1697 function the_archive_title( $before = '', $after = '' ) { 1698 $title = get_the_archive_title(); 1699 1700 if ( ! empty( $title ) ) { 1701 echo $before . $title . $after; 1702 } 1703 } 1704 1705 /** 1706 * Retrieves the archive title based on the queried object. 1707 * 1708 * @since 4.1.0 1709 * @since 5.5.0 The title part is wrapped in a `<span>` element. 1710 * 1711 * @return string Archive title. 1712 */ 1713 function get_the_archive_title() { 1714 $title = __( 'Archives' ); 1715 $prefix = ''; 1716 1717 if ( is_category() ) { 1718 $title = single_cat_title( '', false ); 1719 $prefix = _x( 'Category:', 'category archive title prefix' ); 1720 } elseif ( is_tag() ) { 1721 $title = single_tag_title( '', false ); 1722 $prefix = _x( 'Tag:', 'tag archive title prefix' ); 1723 } elseif ( is_author() ) { 1724 $title = get_the_author(); 1725 $prefix = _x( 'Author:', 'author archive title prefix' ); 1726 } elseif ( is_year() ) { 1727 /* translators: See https://www.php.net/manual/datetime.format.php */ 1728 $title = get_the_date( _x( 'Y', 'yearly archives date format' ) ); 1729 $prefix = _x( 'Year:', 'date archive title prefix' ); 1730 } elseif ( is_month() ) { 1731 /* translators: See https://www.php.net/manual/datetime.format.php */ 1732 $title = get_the_date( _x( 'F Y', 'monthly archives date format' ) ); 1733 $prefix = _x( 'Month:', 'date archive title prefix' ); 1734 } elseif ( is_day() ) { 1735 /* translators: See https://www.php.net/manual/datetime.format.php */ 1736 $title = get_the_date( _x( 'F j, Y', 'daily archives date format' ) ); 1737 $prefix = _x( 'Day:', 'date archive title prefix' ); 1738 } elseif ( is_tax( 'post_format' ) ) { 1739 if ( is_tax( 'post_format', 'post-format-aside' ) ) { 1740 $title = _x( 'Asides', 'post format archive title' ); 1741 } elseif ( is_tax( 'post_format', 'post-format-gallery' ) ) { 1742 $title = _x( 'Galleries', 'post format archive title' ); 1743 } elseif ( is_tax( 'post_format', 'post-format-image' ) ) { 1744 $title = _x( 'Images', 'post format archive title' ); 1745 } elseif ( is_tax( 'post_format', 'post-format-video' ) ) { 1746 $title = _x( 'Videos', 'post format archive title' ); 1747 } elseif ( is_tax( 'post_format', 'post-format-quote' ) ) { 1748 $title = _x( 'Quotes', 'post format archive title' ); 1749 } elseif ( is_tax( 'post_format', 'post-format-link' ) ) { 1750 $title = _x( 'Links', 'post format archive title' ); 1751 } elseif ( is_tax( 'post_format', 'post-format-status' ) ) { 1752 $title = _x( 'Statuses', 'post format archive title' ); 1753 } elseif ( is_tax( 'post_format', 'post-format-audio' ) ) { 1754 $title = _x( 'Audio', 'post format archive title' ); 1755 } elseif ( is_tax( 'post_format', 'post-format-chat' ) ) { 1756 $title = _x( 'Chats', 'post format archive title' ); 1757 } 1758 } elseif ( is_post_type_archive() ) { 1759 $title = post_type_archive_title( '', false ); 1760 $prefix = _x( 'Archives:', 'post type archive title prefix' ); 1761 } elseif ( is_tax() ) { 1762 $queried_object = get_queried_object(); 1763 if ( $queried_object ) { 1764 $tax = get_taxonomy( $queried_object->taxonomy ); 1765 $title = single_term_title( '', false ); 1766 $prefix = sprintf( 1767 /* translators: %s: Taxonomy singular name. */ 1768 _x( '%s:', 'taxonomy term archive title prefix' ), 1769 $tax->labels->singular_name 1770 ); 1771 } 1772 } 1773 1774 $original_title = $title; 1775 1776 /** 1777 * Filters the archive title prefix. 1778 * 1779 * @since 5.5.0 1780 * 1781 * @param string $prefix Archive title prefix. 1782 */ 1783 $prefix = apply_filters( 'get_the_archive_title_prefix', $prefix ); 1784 if ( $prefix ) { 1785 $title = sprintf( 1786 /* translators: 1: Title prefix. 2: Title. */ 1787 _x( '%1$s %2$s', 'archive title' ), 1788 $prefix, 1789 '<span>' . $title . '</span>' 1790 ); 1791 } 1792 1793 /** 1794 * Filters the archive title. 1795 * 1796 * @since 4.1.0 1797 * @since 5.5.0 Added the `$prefix` and `$original_title` parameters. 1798 * 1799 * @param string $title Archive title to be displayed. 1800 * @param string $original_title Archive title without prefix. 1801 * @param string $prefix Archive title prefix. 1802 */ 1803 return apply_filters( 'get_the_archive_title', $title, $original_title, $prefix ); 1804 } 1805 1806 /** 1807 * Displays category, tag, term, or author description. 1808 * 1809 * @since 4.1.0 1810 * 1811 * @see get_the_archive_description() 1812 * 1813 * @param string $before Optional. Content to prepend to the description. Default empty. 1814 * @param string $after Optional. Content to append to the description. Default empty. 1815 */ 1816 function the_archive_description( $before = '', $after = '' ) { 1817 $description = get_the_archive_description(); 1818 if ( $description ) { 1819 echo $before . $description . $after; 1820 } 1821 } 1822 1823 /** 1824 * Retrieves the description for an author, post type, or term archive. 1825 * 1826 * @since 4.1.0 1827 * @since 4.7.0 Added support for author archives. 1828 * @since 4.9.0 Added support for post type archives. 1829 * 1830 * @see term_description() 1831 * 1832 * @return string Archive description. 1833 */ 1834 function get_the_archive_description() { 1835 if ( is_author() ) { 1836 $description = get_the_author_meta( 'description' ); 1837 } elseif ( is_post_type_archive() ) { 1838 $description = get_the_post_type_description(); 1839 } else { 1840 $description = term_description(); 1841 } 1842 1843 /** 1844 * Filters the archive description. 1845 * 1846 * @since 4.1.0 1847 * 1848 * @param string $description Archive description to be displayed. 1849 */ 1850 return apply_filters( 'get_the_archive_description', $description ); 1851 } 1852 1853 /** 1854 * Retrieves the description for a post type archive. 1855 * 1856 * @since 4.9.0 1857 * 1858 * @return string The post type description. 1859 */ 1860 function get_the_post_type_description() { 1861 $post_type = get_query_var( 'post_type' ); 1862 1863 if ( is_array( $post_type ) ) { 1864 $post_type = reset( $post_type ); 1865 } 1866 1867 $post_type_obj = get_post_type_object( $post_type ); 1868 1869 // Check if a description is set. 1870 if ( isset( $post_type_obj->description ) ) { 1871 $description = $post_type_obj->description; 1872 } else { 1873 $description = ''; 1874 } 1875 1876 /** 1877 * Filters the description for a post type archive. 1878 * 1879 * @since 4.9.0 1880 * 1881 * @param string $description The post type description. 1882 * @param WP_Post_Type $post_type_obj The post type object. 1883 */ 1884 return apply_filters( 'get_the_post_type_description', $description, $post_type_obj ); 1885 } 1886 1887 /** 1888 * Retrieves archive link content based on predefined or custom code. 1889 * 1890 * The format can be one of four styles. The 'link' for head element, 'option' 1891 * for use in the select element, 'html' for use in list (either ol or ul HTML 1892 * elements). Custom content is also supported using the before and after 1893 * parameters. 1894 * 1895 * The 'link' format uses the `<link>` HTML element with the **archives** 1896 * relationship. The before and after parameters are not used. The text 1897 * parameter is used to describe the link. 1898 * 1899 * The 'option' format uses the option HTML element for use in select element. 1900 * The value is the url parameter and the before and after parameters are used 1901 * between the text description. 1902 * 1903 * The 'html' format, which is the default, uses the li HTML element for use in 1904 * the list HTML elements. The before parameter is before the link and the after 1905 * parameter is after the closing link. 1906 * 1907 * The custom format uses the before parameter before the link ('a' HTML 1908 * element) and the after parameter after the closing link tag. If the above 1909 * three values for the format are not used, then custom format is assumed. 1910 * 1911 * @since 1.0.0 1912 * @since 5.2.0 Added the `$selected` parameter. 1913 * 1914 * @param string $url URL to archive. 1915 * @param string $text Archive text description. 1916 * @param string $format Optional. Can be 'link', 'option', 'html', or custom. Default 'html'. 1917 * @param string $before Optional. Content to prepend to the description. Default empty. 1918 * @param string $after Optional. Content to append to the description. Default empty. 1919 * @param bool $selected Optional. Set to true if the current page is the selected archive page. 1920 * @return string HTML link content for archive. 1921 */ 1922 function get_archives_link( $url, $text, $format = 'html', $before = '', $after = '', $selected = false ) { 1923 $text = wptexturize( $text ); 1924 $url = esc_url( $url ); 1925 $aria_current = $selected ? ' aria-current="page"' : ''; 1926 1927 if ( 'link' === $format ) { 1928 $link_html = "\t<link rel='archives' title='" . esc_attr( $text ) . "' href='$url' />\n"; 1929 } elseif ( 'option' === $format ) { 1930 $selected_attr = $selected ? " selected='selected'" : ''; 1931 $link_html = "\t<option value='$url'$selected_attr>$before $text $after</option>\n"; 1932 } elseif ( 'html' === $format ) { 1933 $link_html = "\t<li>$before<a href='$url'$aria_current>$text</a>$after</li>\n"; 1934 } else { // Custom. 1935 $link_html = "\t$before<a href='$url'$aria_current>$text</a>$after\n"; 1936 } 1937 1938 /** 1939 * Filters the archive link content. 1940 * 1941 * @since 2.6.0 1942 * @since 4.5.0 Added the `$url`, `$text`, `$format`, `$before`, and `$after` parameters. 1943 * @since 5.2.0 Added the `$selected` parameter. 1944 * 1945 * @param string $link_html The archive HTML link content. 1946 * @param string $url URL to archive. 1947 * @param string $text Archive text description. 1948 * @param string $format Link format. Can be 'link', 'option', 'html', or custom. 1949 * @param string $before Content to prepend to the description. 1950 * @param string $after Content to append to the description. 1951 * @param bool $selected True if the current page is the selected archive. 1952 */ 1953 return apply_filters( 'get_archives_link', $link_html, $url, $text, $format, $before, $after, $selected ); 1954 } 1955 1956 /** 1957 * Displays archive links based on type and format. 1958 * 1959 * @since 1.2.0 1960 * @since 4.4.0 The `$post_type` argument was added. 1961 * @since 5.2.0 The `$year`, `$monthnum`, `$day`, and `$w` arguments were added. 1962 * 1963 * @see get_archives_link() 1964 * 1965 * @global wpdb $wpdb WordPress database abstraction object. 1966 * @global WP_Locale $wp_locale WordPress date and time locale object. 1967 * 1968 * @param string|array $args { 1969 * Default archive links arguments. Optional. 1970 * 1971 * @type string $type Type of archive to retrieve. Accepts 'daily', 'weekly', 'monthly', 1972 * 'yearly', 'postbypost', or 'alpha'. Both 'postbypost' and 'alpha' 1973 * display the same archive link list as well as post titles instead 1974 * of displaying dates. The difference between the two is that 'alpha' 1975 * will order by post title and 'postbypost' will order by post date. 1976 * Default 'monthly'. 1977 * @type string|int $limit Number of links to limit the query to. Default empty (no limit). 1978 * @type string $format Format each link should take using the $before and $after args. 1979 * Accepts 'link' (`<link>` tag), 'option' (`<option>` tag), 'html' 1980 * (`<li>` tag), or a custom format, which generates a link anchor 1981 * with $before preceding and $after succeeding. Default 'html'. 1982 * @type string $before Markup to prepend to the beginning of each link. Default empty. 1983 * @type string $after Markup to append to the end of each link. Default empty. 1984 * @type bool $show_post_count Whether to display the post count alongside the link. Default false. 1985 * @type bool|int $echo Whether to echo or return the links list. Default 1|true to echo. 1986 * @type string $order Whether to use ascending or descending order. Accepts 'ASC', or 'DESC'. 1987 * Default 'DESC'. 1988 * @type string $post_type Post type. Default 'post'. 1989 * @type string $year Year. Default current year. 1990 * @type string $monthnum Month number. Default current month number. 1991 * @type string $day Day. Default current day. 1992 * @type string $w Week. Default current week. 1993 * } 1994 * @return void|string Void if 'echo' argument is true, archive links if 'echo' is false. 1995 */ 1996 function wp_get_archives( $args = '' ) { 1997 global $wpdb, $wp_locale; 1998 1999 $defaults = array( 2000 'type' => 'monthly', 2001 'limit' => '', 2002 'format' => 'html', 2003 'before' => '', 2004 'after' => '', 2005 'show_post_count' => false, 2006 'echo' => 1, 2007 'order' => 'DESC', 2008 'post_type' => 'post', 2009 'year' => get_query_var( 'year' ), 2010 'monthnum' => get_query_var( 'monthnum' ), 2011 'day' => get_query_var( 'day' ), 2012 'w' => get_query_var( 'w' ), 2013 ); 2014 2015 $parsed_args = wp_parse_args( $args, $defaults ); 2016 2017 $post_type_object = get_post_type_object( $parsed_args['post_type'] ); 2018 if ( ! is_post_type_viewable( $post_type_object ) ) { 2019 return; 2020 } 2021 2022 $parsed_args['post_type'] = $post_type_object->name; 2023 2024 if ( '' === $parsed_args['type'] ) { 2025 $parsed_args['type'] = 'monthly'; 2026 } 2027 2028 if ( ! empty( $parsed_args['limit'] ) ) { 2029 $parsed_args['limit'] = absint( $parsed_args['limit'] ); 2030 $parsed_args['limit'] = ' LIMIT ' . $parsed_args['limit']; 2031 } 2032 2033 $order = strtoupper( $parsed_args['order'] ); 2034 if ( 'ASC' !== $order ) { 2035 $order = 'DESC'; 2036 } 2037 2038 // This is what will separate dates on weekly archive links. 2039 $archive_week_separator = '–'; 2040 2041 $sql_where = $wpdb->prepare( "WHERE post_type = %s AND post_status = 'publish'", $parsed_args['post_type'] ); 2042 2043 /** 2044 * Filters the SQL WHERE clause for retrieving archives. 2045 * 2046 * @since 2.2.0 2047 * 2048 * @param string $sql_where Portion of SQL query containing the WHERE clause. 2049 * @param array $parsed_args An array of default arguments. 2050 */ 2051 $where = apply_filters( 'getarchives_where', $sql_where, $parsed_args ); 2052 2053 /** 2054 * Filters the SQL JOIN clause for retrieving archives. 2055 * 2056 * @since 2.2.0 2057 * 2058 * @param string $sql_join Portion of SQL query containing JOIN clause. 2059 * @param array $parsed_args An array of default arguments. 2060 */ 2061 $join = apply_filters( 'getarchives_join', '', $parsed_args ); 2062 2063 $output = ''; 2064 2065 $last_changed = wp_cache_get_last_changed( 'posts' ); 2066 2067 $limit = $parsed_args['limit']; 2068 2069 if ( 'monthly' === $parsed_args['type'] ) { 2070 $query = "SELECT YEAR(post_date) AS `year`, MONTH(post_date) AS `month`, count(ID) as posts FROM $wpdb->posts $join $where GROUP BY YEAR(post_date), MONTH(post_date) ORDER BY post_date $order $limit"; 2071 $key = md5( $query ); 2072 $key = "wp_get_archives:$key:$last_changed"; 2073 $results = wp_cache_get( $key, 'post-queries' ); 2074 if ( ! $results ) { 2075 $results = $wpdb->get_results( $query ); 2076 wp_cache_set( $key, $results, 'post-queries' ); 2077 } 2078 if ( $results ) { 2079 $after = $parsed_args['after']; 2080 foreach ( (array) $results as $result ) { 2081 $url = get_month_link( $result->year, $result->month ); 2082 if ( 'post' !== $parsed_args['post_type'] ) { 2083 $url = add_query_arg( 'post_type', $parsed_args['post_type'], $url ); 2084 } 2085 /* translators: 1: Month name, 2: 4-digit year. */ 2086 $text = sprintf( __( '%1$s %2$d' ), $wp_locale->get_month( $result->month ), $result->year ); 2087 if ( $parsed_args['show_post_count'] ) { 2088 $parsed_args['after'] = ' (' . $result->posts . ')' . $after; 2089 } 2090 $selected = is_archive() && (string) $parsed_args['year'] === $result->year && (string) $parsed_args['monthnum'] === $result->month; 2091 $output .= get_archives_link( $url, $text, $parsed_args['format'], $parsed_args['before'], $parsed_args['after'], $selected ); 2092 } 2093 } 2094 } elseif ( 'yearly' === $parsed_args['type'] ) { 2095 $query = "SELECT YEAR(post_date) AS `year`, count(ID) as posts FROM $wpdb->posts $join $where GROUP BY YEAR(post_date) ORDER BY post_date $order $limit"; 2096 $key = md5( $query ); 2097 $key = "wp_get_archives:$key:$last_changed"; 2098 $results = wp_cache_get( $key, 'post-queries' ); 2099 if ( ! $results ) { 2100 $results = $wpdb->get_results( $query ); 2101 wp_cache_set( $key, $results, 'post-queries' ); 2102 } 2103 if ( $results ) { 2104 $after = $parsed_args['after']; 2105 foreach ( (array) $results as $result ) { 2106 $url = get_year_link( $result->year ); 2107 if ( 'post' !== $parsed_args['post_type'] ) { 2108 $url = add_query_arg( 'post_type', $parsed_args['post_type'], $url ); 2109 } 2110 $text = sprintf( '%d', $result->year ); 2111 if ( $parsed_args['show_post_count'] ) { 2112 $parsed_args['after'] = ' (' . $result->posts . ')' . $after; 2113 } 2114 $selected = is_archive() && (string) $parsed_args['year'] === $result->year; 2115 $output .= get_archives_link( $url, $text, $parsed_args['format'], $parsed_args['before'], $parsed_args['after'], $selected ); 2116 } 2117 } 2118 } elseif ( 'daily' === $parsed_args['type'] ) { 2119 $query = "SELECT YEAR(post_date) AS `year`, MONTH(post_date) AS `month`, DAYOFMONTH(post_date) AS `dayofmonth`, count(ID) as posts FROM $wpdb->posts $join $where GROUP BY YEAR(post_date), MONTH(post_date), DAYOFMONTH(post_date) ORDER BY post_date $order $limit"; 2120 $key = md5( $query ); 2121 $key = "wp_get_archives:$key:$last_changed"; 2122 $results = wp_cache_get( $key, 'post-queries' ); 2123 if ( ! $results ) { 2124 $results = $wpdb->get_results( $query ); 2125 wp_cache_set( $key, $results, 'post-queries' ); 2126 } 2127 if ( $results ) { 2128 $after = $parsed_args['after']; 2129 foreach ( (array) $results as $result ) { 2130 $url = get_day_link( $result->year, $result->month, $result->dayofmonth ); 2131 if ( 'post' !== $parsed_args['post_type'] ) { 2132 $url = add_query_arg( 'post_type', $parsed_args['post_type'], $url ); 2133 } 2134 $date = sprintf( '%1$d-%2$02d-%3$02d 00:00:00', $result->year, $result->month, $result->dayofmonth ); 2135 $text = mysql2date( get_option( 'date_format' ), $date ); 2136 if ( $parsed_args['show_post_count'] ) { 2137 $parsed_args['after'] = ' (' . $result->posts . ')' . $after; 2138 } 2139 $selected = is_archive() && (string) $parsed_args['year'] === $result->year && (string) $parsed_args['monthnum'] === $result->month && (string) $parsed_args['day'] === $result->dayofmonth; 2140 $output .= get_archives_link( $url, $text, $parsed_args['format'], $parsed_args['before'], $parsed_args['after'], $selected ); 2141 } 2142 } 2143 } elseif ( 'weekly' === $parsed_args['type'] ) { 2144 $week = _wp_mysql_week( '`post_date`' ); 2145 $query = "SELECT DISTINCT $week AS `week`, YEAR( `post_date` ) AS `yr`, DATE_FORMAT( `post_date`, '%Y-%m-%d' ) AS `yyyymmdd`, count( `ID` ) AS `posts` FROM `$wpdb->posts` $join $where GROUP BY $week, YEAR( `post_date` ) ORDER BY `post_date` $order $limit"; 2146 $key = md5( $query ); 2147 $key = "wp_get_archives:$key:$last_changed"; 2148 $results = wp_cache_get( $key, 'post-queries' ); 2149 if ( ! $results ) { 2150 $results = $wpdb->get_results( $query ); 2151 wp_cache_set( $key, $results, 'post-queries' ); 2152 } 2153 $arc_w_last = ''; 2154 if ( $results ) { 2155 $after = $parsed_args['after']; 2156 foreach ( (array) $results as $result ) { 2157 if ( $result->week != $arc_w_last ) { 2158 $arc_year = $result->yr; 2159 $arc_w_last = $result->week; 2160 $arc_week = get_weekstartend( $result->yyyymmdd, get_option( 'start_of_week' ) ); 2161 $arc_week_start = date_i18n( get_option( 'date_format' ), $arc_week['start'] ); 2162 $arc_week_end = date_i18n( get_option( 'date_format' ), $arc_week['end'] ); 2163 $url = add_query_arg( 2164 array( 2165 'm' => $arc_year, 2166 'w' => $result->week, 2167 ), 2168 home_url( '/' ) 2169 ); 2170 if ( 'post' !== $parsed_args['post_type'] ) { 2171 $url = add_query_arg( 'post_type', $parsed_args['post_type'], $url ); 2172 } 2173 $text = $arc_week_start . $archive_week_separator . $arc_week_end; 2174 if ( $parsed_args['show_post_count'] ) { 2175 $parsed_args['after'] = ' (' . $result->posts . ')' . $after; 2176 } 2177 $selected = is_archive() && (string) $parsed_args['year'] === $result->yr && (string) $parsed_args['w'] === $result->week; 2178 $output .= get_archives_link( $url, $text, $parsed_args['format'], $parsed_args['before'], $parsed_args['after'], $selected ); 2179 } 2180 } 2181 } 2182 } elseif ( ( 'postbypost' === $parsed_args['type'] ) || ( 'alpha' === $parsed_args['type'] ) ) { 2183 $orderby = ( 'alpha' === $parsed_args['type'] ) ? 'post_title ASC ' : 'post_date DESC, ID DESC '; 2184 $query = "SELECT * FROM $wpdb->posts $join $where ORDER BY $orderby $limit"; 2185 $key = md5( $query ); 2186 $key = "wp_get_archives:$key:$last_changed"; 2187 $results = wp_cache_get( $key, 'post-queries' ); 2188 if ( ! $results ) { 2189 $results = $wpdb->get_results( $query ); 2190 wp_cache_set( $key, $results, 'post-queries' ); 2191 } 2192 if ( $results ) { 2193 foreach ( (array) $results as $result ) { 2194 if ( '0000-00-00 00:00:00' !== $result->post_date ) { 2195 $url = get_permalink( $result ); 2196 if ( $result->post_title ) { 2197 /** This filter is documented in wp-includes/post-template.php */ 2198 $text = strip_tags( apply_filters( 'the_title', $result->post_title, $result->ID ) ); 2199 } else { 2200 $text = $result->ID; 2201 } 2202 $selected = get_the_ID() === $result->ID; 2203 $output .= get_archives_link( $url, $text, $parsed_args['format'], $parsed_args['before'], $parsed_args['after'], $selected ); 2204 } 2205 } 2206 } 2207 } 2208 2209 if ( $parsed_args['echo'] ) { 2210 echo $output; 2211 } else { 2212 return $output; 2213 } 2214 } 2215 2216 /** 2217 * Gets number of days since the start of the week. 2218 * 2219 * @since 1.5.0 2220 * 2221 * @param int $num Number of day. 2222 * @return float Days since the start of the week. 2223 */ 2224 function calendar_week_mod( $num ) { 2225 $base = 7; 2226 return ( $num - $base * floor( $num / $base ) ); 2227 } 2228 2229 /** 2230 * Displays calendar with days that have posts as links. 2231 * 2232 * The calendar is cached, which will be retrieved, if it exists. If there are 2233 * no posts for the month, then it will not be displayed. 2234 * 2235 * @since 1.0.0 2236 * 2237 * @global wpdb $wpdb WordPress database abstraction object. 2238 * @global int $m 2239 * @global int $monthnum 2240 * @global int $year 2241 * @global WP_Locale $wp_locale WordPress date and time locale object. 2242 * @global array $posts 2243 * 2244 * @param bool $initial Optional. Whether to use initial calendar names. Default true. 2245 * @param bool $display Optional. Whether to display the calendar output. Default true. 2246 * @return void|string Void if `$display` argument is true, calendar HTML if `$display` is false. 2247 */ 2248 function get_calendar( $initial = true, $display = true ) { 2249 global $wpdb, $m, $monthnum, $year, $wp_locale, $posts; 2250 2251 $key = md5( $m . $monthnum . $year ); 2252 $cache = wp_cache_get( 'get_calendar', 'calendar' ); 2253 2254 if ( $cache && is_array( $cache ) && isset( $cache[ $key ] ) ) { 2255 /** This filter is documented in wp-includes/general-template.php */ 2256 $output = apply_filters( 'get_calendar', $cache[ $key ] ); 2257 2258 if ( $display ) { 2259 echo $output; 2260 return; 2261 } 2262 2263 return $output; 2264 } 2265 2266 if ( ! is_array( $cache ) ) { 2267 $cache = array(); 2268 } 2269 2270 // Quick check. If we have no posts at all, abort! 2271 if ( ! $posts ) { 2272 $gotsome = $wpdb->get_var( "SELECT 1 as test FROM $wpdb->posts WHERE post_type = 'post' AND post_status = 'publish' LIMIT 1" ); 2273 if ( ! $gotsome ) { 2274 $cache[ $key ] = ''; 2275 wp_cache_set( 'get_calendar', $cache, 'calendar' ); 2276 return; 2277 } 2278 } 2279 2280 if ( isset( $_GET['w'] ) ) { 2281 $w = (int) $_GET['w']; 2282 } 2283 // week_begins = 0 stands for Sunday. 2284 $week_begins = (int) get_option( 'start_of_week' ); 2285 2286 // Let's figure out when we are. 2287 if ( ! empty( $monthnum ) && ! empty( $year ) ) { 2288 $thismonth = zeroise( (int) $monthnum, 2 ); 2289 $thisyear = (int) $year; 2290 } elseif ( ! empty( $w ) ) { 2291 // We need to get the month from MySQL. 2292 $thisyear = (int) substr( $m, 0, 4 ); 2293 // It seems MySQL's weeks disagree with PHP's. 2294 $d = ( ( $w - 1 ) * 7 ) + 6; 2295 $thismonth = $wpdb->get_var( "SELECT DATE_FORMAT((DATE_ADD('{$thisyear}0101', INTERVAL $d DAY) ), '%m')" ); 2296 } elseif ( ! empty( $m ) ) { 2297 $thisyear = (int) substr( $m, 0, 4 ); 2298 if ( strlen( $m ) < 6 ) { 2299 $thismonth = '01'; 2300 } else { 2301 $thismonth = zeroise( (int) substr( $m, 4, 2 ), 2 ); 2302 } 2303 } else { 2304 $thisyear = current_time( 'Y' ); 2305 $thismonth = current_time( 'm' ); 2306 } 2307 2308 $unixmonth = mktime( 0, 0, 0, $thismonth, 1, $thisyear ); 2309 $last_day = gmdate( 't', $unixmonth ); 2310 2311 // Get the next and previous month and year with at least one post. 2312 $previous = $wpdb->get_row( 2313 "SELECT MONTH(post_date) AS month, YEAR(post_date) AS year 2314 FROM $wpdb->posts 2315 WHERE post_date < '$thisyear-$thismonth-01' 2316 AND post_type = 'post' AND post_status = 'publish' 2317 ORDER BY post_date DESC 2318 LIMIT 1" 2319 ); 2320 $next = $wpdb->get_row( 2321 "SELECT MONTH(post_date) AS month, YEAR(post_date) AS year 2322 FROM $wpdb->posts 2323 WHERE post_date > '$thisyear-$thismonth-{$last_day} 23:59:59' 2324 AND post_type = 'post' AND post_status = 'publish' 2325 ORDER BY post_date ASC 2326 LIMIT 1" 2327 ); 2328 2329 /* translators: Calendar caption: 1: Month name, 2: 4-digit year. */ 2330 $calendar_caption = _x( '%1$s %2$s', 'calendar caption' ); 2331 $calendar_output = '<table id="wp-calendar" class="wp-calendar-table"> 2332 <caption>' . sprintf( 2333 $calendar_caption, 2334 $wp_locale->get_month( $thismonth ), 2335 gmdate( 'Y', $unixmonth ) 2336 ) . '</caption> 2337 <thead> 2338 <tr>'; 2339 2340 $myweek = array(); 2341 2342 for ( $wdcount = 0; $wdcount <= 6; $wdcount++ ) { 2343 $myweek[] = $wp_locale->get_weekday( ( $wdcount + $week_begins ) % 7 ); 2344 } 2345 2346 foreach ( $myweek as $wd ) { 2347 $day_name = $initial ? $wp_locale->get_weekday_initial( $wd ) : $wp_locale->get_weekday_abbrev( $wd ); 2348 $wd = esc_attr( $wd ); 2349 $calendar_output .= "\n\t\t<th scope=\"col\" title=\"$wd\">$day_name</th>"; 2350 } 2351 2352 $calendar_output .= ' 2353 </tr> 2354 </thead> 2355 <tbody> 2356 <tr>'; 2357 2358 $daywithpost = array(); 2359 2360 // Get days with posts. 2361 $dayswithposts = $wpdb->get_results( 2362 "SELECT DISTINCT DAYOFMONTH(post_date) 2363 FROM $wpdb->posts WHERE post_date >= '{$thisyear}-{$thismonth}-01 00:00:00' 2364 AND post_type = 'post' AND post_status = 'publish' 2365 AND post_date <= '{$thisyear}-{$thismonth}-{$last_day} 23:59:59'", 2366 ARRAY_N 2367 ); 2368 2369 if ( $dayswithposts ) { 2370 foreach ( (array) $dayswithposts as $daywith ) { 2371 $daywithpost[] = (int) $daywith[0]; 2372 } 2373 } 2374 2375 // See how much we should pad in the beginning. 2376 $pad = calendar_week_mod( gmdate( 'w', $unixmonth ) - $week_begins ); 2377 if ( 0 != $pad ) { 2378 $calendar_output .= "\n\t\t" . '<td colspan="' . esc_attr( $pad ) . '" class="pad"> </td>'; 2379 } 2380 2381 $newrow = false; 2382 $daysinmonth = (int) gmdate( 't', $unixmonth ); 2383 2384 for ( $day = 1; $day <= $daysinmonth; ++$day ) { 2385 if ( isset( $newrow ) && $newrow ) { 2386 $calendar_output .= "\n\t</tr>\n\t<tr>\n\t\t"; 2387 } 2388 $newrow = false; 2389 2390 if ( current_time( 'j' ) == $day && 2391 current_time( 'm' ) == $thismonth && 2392 current_time( 'Y' ) == $thisyear ) { 2393 $calendar_output .= '<td id="today">'; 2394 } else { 2395 $calendar_output .= '<td>'; 2396 } 2397 2398 if ( in_array( $day, $daywithpost, true ) ) { 2399 // Any posts today? 2400 $date_format = gmdate( _x( 'F j, Y', 'daily archives date format' ), strtotime( "{$thisyear}-{$thismonth}-{$day}" ) ); 2401 /* translators: Post calendar label. %s: Date. */ 2402 $label = sprintf( __( 'Posts published on %s' ), $date_format ); 2403 $calendar_output .= sprintf( 2404 '<a href="%s" aria-label="%s">%s</a>', 2405 get_day_link( $thisyear, $thismonth, $day ), 2406 esc_attr( $label ), 2407 $day 2408 ); 2409 } else { 2410 $calendar_output .= $day; 2411 } 2412 2413 $calendar_output .= '</td>'; 2414 2415 if ( 6 == calendar_week_mod( gmdate( 'w', mktime( 0, 0, 0, $thismonth, $day, $thisyear ) ) - $week_begins ) ) { 2416 $newrow = true; 2417 } 2418 } 2419 2420 $pad = 7 - calendar_week_mod( gmdate( 'w', mktime( 0, 0, 0, $thismonth, $day, $thisyear ) ) - $week_begins ); 2421 if ( 0 != $pad && 7 != $pad ) { 2422 $calendar_output .= "\n\t\t" . '<td class="pad" colspan="' . esc_attr( $pad ) . '"> </td>'; 2423 } 2424 2425 $calendar_output .= "\n\t</tr>\n\t</tbody>"; 2426 2427 $calendar_output .= "\n\t</table>"; 2428 2429 $calendar_output .= '<nav aria-label="' . __( 'Previous and next months' ) . '" class="wp-calendar-nav">'; 2430 2431 if ( $previous ) { 2432 $calendar_output .= "\n\t\t" . '<span class="wp-calendar-nav-prev"><a href="' . get_month_link( $previous->year, $previous->month ) . '">« ' . 2433 $wp_locale->get_month_abbrev( $wp_locale->get_month( $previous->month ) ) . 2434 '</a></span>'; 2435 } else { 2436 $calendar_output .= "\n\t\t" . '<span class="wp-calendar-nav-prev"> </span>'; 2437 } 2438 2439 $calendar_output .= "\n\t\t" . '<span class="pad"> </span>'; 2440 2441 if ( $next ) { 2442 $calendar_output .= "\n\t\t" . '<span class="wp-calendar-nav-next"><a href="' . get_month_link( $next->year, $next->month ) . '">' . 2443 $wp_locale->get_month_abbrev( $wp_locale->get_month( $next->month ) ) . 2444 ' »</a></span>'; 2445 } else { 2446 $calendar_output .= "\n\t\t" . '<span class="wp-calendar-nav-next"> </span>'; 2447 } 2448 2449 $calendar_output .= ' 2450 </nav>'; 2451 2452 $cache[ $key ] = $calendar_output; 2453 wp_cache_set( 'get_calendar', $cache, 'calendar' ); 2454 2455 if ( $display ) { 2456 /** 2457 * Filters the HTML calendar output. 2458 * 2459 * @since 3.0.0 2460 * 2461 * @param string $calendar_output HTML output of the calendar. 2462 */ 2463 echo apply_filters( 'get_calendar', $calendar_output ); 2464 return; 2465 } 2466 /** This filter is documented in wp-includes/general-template.php */ 2467 return apply_filters( 'get_calendar', $calendar_output ); 2468 } 2469 2470 /** 2471 * Purges the cached results of get_calendar. 2472 * 2473 * @see get_calendar() 2474 * @since 2.1.0 2475 */ 2476 function delete_get_calendar_cache() { 2477 wp_cache_delete( 'get_calendar', 'calendar' ); 2478 } 2479 2480 /** 2481 * Displays all of the allowed tags in HTML format with attributes. 2482 * 2483 * This is useful for displaying in the comment area, which elements and 2484 * attributes are supported. As well as any plugins which want to display it. 2485 * 2486 * @since 1.0.1 2487 * @since 4.4.0 No longer used in core. 2488 * 2489 * @global array $allowedtags 2490 * 2491 * @return string HTML allowed tags entity encoded. 2492 */ 2493 function allowed_tags() { 2494 global $allowedtags; 2495 $allowed = ''; 2496 foreach ( (array) $allowedtags as $tag => $attributes ) { 2497 $allowed .= '<' . $tag; 2498 if ( 0 < count( $attributes ) ) { 2499 foreach ( $attributes as $attribute => $limits ) { 2500 $allowed .= ' ' . $attribute . '=""'; 2501 } 2502 } 2503 $allowed .= '> '; 2504 } 2505 return htmlentities( $allowed ); 2506 } 2507 2508 /***** Date/Time tags */ 2509 2510 /** 2511 * Outputs the date in iso8601 format for xml files. 2512 * 2513 * @since 1.0.0 2514 */ 2515 function the_date_xml() { 2516 echo mysql2date( 'Y-m-d', get_post()->post_date, false ); 2517 } 2518 2519 /** 2520 * Displays or retrieves the date the current post was written (once per date) 2521 * 2522 * Will only output the date if the current post's date is different from the 2523 * previous one output. 2524 * 2525 * i.e. Only one date listing will show per day worth of posts shown in the loop, even if the 2526 * function is called several times for each post. 2527 * 2528 * HTML output can be filtered with 'the_date'. 2529 * Date string output can be filtered with 'get_the_date'. 2530 * 2531 * @since 0.71 2532 * 2533 * @global string $currentday The day of the current post in the loop. 2534 * @global string $previousday The day of the previous post in the loop. 2535 * 2536 * @param string $format Optional. PHP date format. Defaults to the 'date_format' option. 2537 * @param string $before Optional. Output before the date. Default empty. 2538 * @param string $after Optional. Output after the date. Default empty. 2539 * @param bool $display Optional. Whether to echo the date or return it. Default true. 2540 * @return string|void String if retrieving. 2541 */ 2542 function the_date( $format = '', $before = '', $after = '', $display = true ) { 2543 global $currentday, $previousday; 2544 2545 $the_date = ''; 2546 2547 if ( is_new_day() ) { 2548 $the_date = $before . get_the_date( $format ) . $after; 2549 $previousday = $currentday; 2550 } 2551 2552 /** 2553 * Filters the date a post was published for display. 2554 * 2555 * @since 0.71 2556 * 2557 * @param string $the_date The formatted date string. 2558 * @param string $format PHP date format. 2559 * @param string $before HTML output before the date. 2560 * @param string $after HTML output after the date. 2561 */ 2562 $the_date = apply_filters( 'the_date', $the_date, $format, $before, $after ); 2563 2564 if ( $display ) { 2565 echo $the_date; 2566 } else { 2567 return $the_date; 2568 } 2569 } 2570 2571 /** 2572 * Retrieves the date on which the post was written. 2573 * 2574 * Unlike the_date() this function will always return the date. 2575 * Modify output with the {@see 'get_the_date'} filter. 2576 * 2577 * @since 3.0.0 2578 * 2579 * @param string $format Optional. PHP date format. Defaults to the 'date_format' option. 2580 * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default current post. 2581 * @return string|int|false Date the current post was written. False on failure. 2582 */ 2583 function get_the_date( $format = '', $post = null ) { 2584 $post = get_post( $post ); 2585 2586 if ( ! $post ) { 2587 return false; 2588 } 2589 2590 $_format = ! empty( $format ) ? $format : get_option( 'date_format' ); 2591 2592 $the_date = get_post_time( $_format, false, $post, true ); 2593 2594 /** 2595 * Filters the date a post was published. 2596 * 2597 * @since 3.0.0 2598 * 2599 * @param string|int $the_date Formatted date string or Unix timestamp if `$format` is 'U' or 'G'. 2600 * @param string $format PHP date format. 2601 * @param WP_Post $post The post object. 2602 */ 2603 return apply_filters( 'get_the_date', $the_date, $format, $post ); 2604 } 2605 2606 /** 2607 * Displays the date on which the post was last modified. 2608 * 2609 * @since 2.1.0 2610 * 2611 * @param string $format Optional. PHP date format. Defaults to the 'date_format' option. 2612 * @param string $before Optional. Output before the date. Default empty. 2613 * @param string $after Optional. Output after the date. Default empty. 2614 * @param bool $display Optional. Whether to echo the date or return it. Default true. 2615 * @return string|void String if retrieving. 2616 */ 2617 function the_modified_date( $format = '', $before = '', $after = '', $display = true ) { 2618 $the_modified_date = $before . get_the_modified_date( $format ) . $after; 2619 2620 /** 2621 * Filters the date a post was last modified for display. 2622 * 2623 * @since 2.1.0 2624 * 2625 * @param string|false $the_modified_date The last modified date or false if no post is found. 2626 * @param string $format PHP date format. 2627 * @param string $before HTML output before the date. 2628 * @param string $after HTML output after the date. 2629 */ 2630 $the_modified_date = apply_filters( 'the_modified_date', $the_modified_date, $format, $before, $after ); 2631 2632 if ( $display ) { 2633 echo $the_modified_date; 2634 } else { 2635 return $the_modified_date; 2636 } 2637 } 2638 2639 /** 2640 * Retrieves the date on which the post was last modified. 2641 * 2642 * @since 2.1.0 2643 * @since 4.6.0 Added the `$post` parameter. 2644 * 2645 * @param string $format Optional. PHP date format. Defaults to the 'date_format' option. 2646 * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default current post. 2647 * @return string|int|false Date the current post was modified. False on failure. 2648 */ 2649 function get_the_modified_date( $format = '', $post = null ) { 2650 $post = get_post( $post ); 2651 2652 if ( ! $post ) { 2653 // For backward compatibility, failures go through the filter below. 2654 $the_time = false; 2655 } else { 2656 $_format = ! empty( $format ) ? $format : get_option( 'date_format' ); 2657 2658 $the_time = get_post_modified_time( $_format, false, $post, true ); 2659 } 2660 2661 /** 2662 * Filters the date a post was last modified. 2663 * 2664 * @since 2.1.0 2665 * @since 4.6.0 Added the `$post` parameter. 2666 * 2667 * @param string|int|false $the_time The formatted date or false if no post is found. 2668 * @param string $format PHP date format. 2669 * @param WP_Post|null $post WP_Post object or null if no post is found. 2670 */ 2671 return apply_filters( 'get_the_modified_date', $the_time, $format, $post ); 2672 } 2673 2674 /** 2675 * Displays the time at which the post was written. 2676 * 2677 * @since 0.71 2678 * 2679 * @param string $format Optional. Format to use for retrieving the time the post 2680 * was written. Accepts 'G', 'U', or PHP date format. 2681 * Defaults to the 'time_format' option. 2682 */ 2683 function the_time( $format = '' ) { 2684 /** 2685 * Filters the time a post was written for display. 2686 * 2687 * @since 0.71 2688 * 2689 * @param string $get_the_time The formatted time. 2690 * @param string $format Format to use for retrieving the time the post 2691 * was written. Accepts 'G', 'U', or PHP date format. 2692 */ 2693 echo apply_filters( 'the_time', get_the_time( $format ), $format ); 2694 } 2695 2696 /** 2697 * Retrieves the time at which the post was written. 2698 * 2699 * @since 1.5.0 2700 * 2701 * @param string $format Optional. Format to use for retrieving the time the post 2702 * was written. Accepts 'G', 'U', or PHP date format. 2703 * Defaults to the 'time_format' option. 2704 * @param int|WP_Post $post Post ID or post object. Default is global `$post` object. 2705 * @return string|int|false Formatted date string or Unix timestamp if `$format` is 'U' or 'G'. 2706 * False on failure. 2707 */ 2708 function get_the_time( $format = '', $post = null ) { 2709 $post = get_post( $post ); 2710 2711 if ( ! $post ) { 2712 return false; 2713 } 2714 2715 $_format = ! empty( $format ) ? $format : get_option( 'time_format' ); 2716 2717 $the_time = get_post_time( $_format, false, $post, true ); 2718 2719 /** 2720 * Filters the time a post was written. 2721 * 2722 * @since 1.5.0 2723 * 2724 * @param string|int $the_time Formatted date string or Unix timestamp if `$format` is 'U' or 'G'. 2725 * @param string $format Format to use for retrieving the time the post 2726 * was written. Accepts 'G', 'U', or PHP date format. 2727 * @param WP_Post $post Post object. 2728 */ 2729 return apply_filters( 'get_the_time', $the_time, $format, $post ); 2730 } 2731 2732 /** 2733 * Retrieves the time at which the post was written. 2734 * 2735 * @since 2.0.0 2736 * 2737 * @param string $format Optional. Format to use for retrieving the time the post 2738 * was written. Accepts 'G', 'U', or PHP date format. Default 'U'. 2739 * @param bool $gmt Optional. Whether to retrieve the GMT time. Default false. 2740 * @param int|WP_Post $post Post ID or post object. Default is global `$post` object. 2741 * @param bool $translate Whether to translate the time string. Default false. 2742 * @return string|int|false Formatted date string or Unix timestamp if `$format` is 'U' or 'G'. 2743 * False on failure. 2744 */ 2745 function get_post_time( $format = 'U', $gmt = false, $post = null, $translate = false ) { 2746 $post = get_post( $post ); 2747 2748 if ( ! $post ) { 2749 return false; 2750 } 2751 2752 $source = ( $gmt ) ? 'gmt' : 'local'; 2753 $datetime = get_post_datetime( $post, 'date', $source ); 2754 2755 if ( false === $datetime ) { 2756 return false; 2757 } 2758 2759 if ( 'U' === $format || 'G' === $format ) { 2760 $time = $datetime->getTimestamp(); 2761 2762 // Returns a sum of timestamp with timezone offset. Ideally should never be used. 2763 if ( ! $gmt ) { 2764 $time += $datetime->getOffset(); 2765 } 2766 } elseif ( $translate ) { 2767 $time = wp_date( $format, $datetime->getTimestamp(), $gmt ? new DateTimeZone( 'UTC' ) : null ); 2768 } else { 2769 if ( $gmt ) { 2770 $datetime = $datetime->setTimezone( new DateTimeZone( 'UTC' ) ); 2771 } 2772 2773 $time = $datetime->format( $format ); 2774 } 2775 2776 /** 2777 * Filters the localized time a post was written. 2778 * 2779 * @since 2.6.0 2780 * 2781 * @param string|int $time Formatted date string or Unix timestamp if `$format` is 'U' or 'G'. 2782 * @param string $format Format to use for retrieving the time the post was written. 2783 * Accepts 'G', 'U', or PHP date format. 2784 * @param bool $gmt Whether to retrieve the GMT time. 2785 */ 2786 return apply_filters( 'get_post_time', $time, $format, $gmt ); 2787 } 2788 2789 /** 2790 * Retrieves post published or modified time as a `DateTimeImmutable` object instance. 2791 * 2792 * The object will be set to the timezone from WordPress settings. 2793 * 2794 * For legacy reasons, this function allows to choose to instantiate from local or UTC time in database. 2795 * Normally this should make no difference to the result. However, the values might get out of sync in database, 2796 * typically because of timezone setting changes. The parameter ensures the ability to reproduce backwards 2797 * compatible behaviors in such cases. 2798 * 2799 * @since 5.3.0 2800 * 2801 * @param int|WP_Post $post Optional. Post ID or post object. Default is global `$post` object. 2802 * @param string $field Optional. Published or modified time to use from database. Accepts 'date' or 'modified'. 2803 * Default 'date'. 2804 * @param string $source Optional. Local or UTC time to use from database. Accepts 'local' or 'gmt'. 2805 * Default 'local'. 2806 * @return DateTimeImmutable|false Time object on success, false on failure. 2807 */ 2808 function get_post_datetime( $post = null, $field = 'date', $source = 'local' ) { 2809 $post = get_post( $post ); 2810 2811 if ( ! $post ) { 2812 return false; 2813 } 2814 2815 $wp_timezone = wp_timezone(); 2816 2817 if ( 'gmt' === $source ) { 2818 $time = ( 'modified' === $field ) ? $post->post_modified_gmt : $post->post_date_gmt; 2819 $timezone = new DateTimeZone( 'UTC' ); 2820 } else { 2821 $time = ( 'modified' === $field ) ? $post->post_modified : $post->post_date; 2822 $timezone = $wp_timezone; 2823 } 2824 2825 if ( empty( $time ) || '0000-00-00 00:00:00' === $time ) { 2826 return false; 2827 } 2828 2829 $datetime = date_create_immutable_from_format( 'Y-m-d H:i:s', $time, $timezone ); 2830 2831 if ( false === $datetime ) { 2832 return false; 2833 } 2834 2835 return $datetime->setTimezone( $wp_timezone ); 2836 } 2837 2838 /** 2839 * Retrieves post published or modified time as a Unix timestamp. 2840 * 2841 * Note that this function returns a true Unix timestamp, not summed with timezone offset 2842 * like older WP functions. 2843 * 2844 * @since 5.3.0 2845 * 2846 * @param int|WP_Post $post Optional. Post ID or post object. Default is global `$post` object. 2847 * @param string $field Optional. Published or modified time to use from database. Accepts 'date' or 'modified'. 2848 * Default 'date'. 2849 * @return int|false Unix timestamp on success, false on failure. 2850 */ 2851 function get_post_timestamp( $post = null, $field = 'date' ) { 2852 $datetime = get_post_datetime( $post, $field ); 2853 2854 if ( false === $datetime ) { 2855 return false; 2856 } 2857 2858 return $datetime->getTimestamp(); 2859 } 2860 2861 /** 2862 * Displays the time at which the post was last modified. 2863 * 2864 * @since 2.0.0 2865 * 2866 * @param string $format Optional. Format to use for retrieving the time the post 2867 * was modified. Accepts 'G', 'U', or PHP date format. 2868 * Defaults to the 'time_format' option. 2869 */ 2870 function the_modified_time( $format = '' ) { 2871 /** 2872 * Filters the localized time a post was last modified, for display. 2873 * 2874 * @since 2.0.0 2875 * 2876 * @param string|false $get_the_modified_time The formatted time or false if no post is found. 2877 * @param string $format Format to use for retrieving the time the post 2878 * was modified. Accepts 'G', 'U', or PHP date format. 2879 */ 2880 echo apply_filters( 'the_modified_time', get_the_modified_time( $format ), $format ); 2881 } 2882 2883 /** 2884 * Retrieves the time at which the post was last modified. 2885 * 2886 * @since 2.0.0 2887 * @since 4.6.0 Added the `$post` parameter. 2888 * 2889 * @param string $format Optional. Format to use for retrieving the time the post 2890 * was modified. Accepts 'G', 'U', or PHP date format. 2891 * Defaults to the 'time_format' option. 2892 * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default current post. 2893 * @return string|int|false Formatted date string or Unix timestamp. False on failure. 2894 */ 2895 function get_the_modified_time( $format = '', $post = null ) { 2896 $post = get_post( $post ); 2897 2898 if ( ! $post ) { 2899 // For backward compatibility, failures go through the filter below. 2900 $the_time = false; 2901 } else { 2902 $_format = ! empty( $format ) ? $format : get_option( 'time_format' ); 2903 2904 $the_time = get_post_modified_time( $_format, false, $post, true ); 2905 } 2906 2907 /** 2908 * Filters the localized time a post was last modified. 2909 * 2910 * @since 2.0.0 2911 * @since 4.6.0 Added the `$post` parameter. 2912 * 2913 * @param string|int|false $the_time The formatted time or false if no post is found. 2914 * @param string $format Format to use for retrieving the time the post 2915 * was modified. Accepts 'G', 'U', or PHP date format. 2916 * @param WP_Post|null $post WP_Post object or null if no post is found. 2917 */ 2918 return apply_filters( 'get_the_modified_time', $the_time, $format, $post ); 2919 } 2920 2921 /** 2922 * Retrieves the time at which the post was last modified. 2923 * 2924 * @since 2.0.0 2925 * 2926 * @param string $format Optional. Format to use for retrieving the time the post 2927 * was modified. Accepts 'G', 'U', or PHP date format. Default 'U'. 2928 * @param bool $gmt Optional. Whether to retrieve the GMT time. Default false. 2929 * @param int|WP_Post $post Post ID or post object. Default is global `$post` object. 2930 * @param bool $translate Whether to translate the time string. Default false. 2931 * @return string|int|false Formatted date string or Unix timestamp if `$format` is 'U' or 'G'. 2932 * False on failure. 2933 */ 2934 function get_post_modified_time( $format = 'U', $gmt = false, $post = null, $translate = false ) { 2935 $post = get_post( $post ); 2936 2937 if ( ! $post ) { 2938 return false; 2939 } 2940 2941 $source = ( $gmt ) ? 'gmt' : 'local'; 2942 $datetime = get_post_datetime( $post, 'modified', $source ); 2943 2944 if ( false === $datetime ) { 2945 return false; 2946 } 2947 2948 if ( 'U' === $format || 'G' === $format ) { 2949 $time = $datetime->getTimestamp(); 2950 2951 // Returns a sum of timestamp with timezone offset. Ideally should never be used. 2952 if ( ! $gmt ) { 2953 $time += $datetime->getOffset(); 2954 } 2955 } elseif ( $translate ) { 2956 $time = wp_date( $format, $datetime->getTimestamp(), $gmt ? new DateTimeZone( 'UTC' ) : null ); 2957 } else { 2958 if ( $gmt ) { 2959 $datetime = $datetime->setTimezone( new DateTimeZone( 'UTC' ) ); 2960 } 2961 2962 $time = $datetime->format( $format ); 2963 } 2964 2965 /** 2966 * Filters the localized time a post was last modified. 2967 * 2968 * @since 2.8.0 2969 * 2970 * @param string|int $time Formatted date string or Unix timestamp if `$format` is 'U' or 'G'. 2971 * @param string $format Format to use for retrieving the time the post was modified. 2972 * Accepts 'G', 'U', or PHP date format. Default 'U'. 2973 * @param bool $gmt Whether to retrieve the GMT time. Default false. 2974 */ 2975 return apply_filters( 'get_post_modified_time', $time, $format, $gmt ); 2976 } 2977 2978 /** 2979 * Displays the weekday on which the post was written. 2980 * 2981 * @since 0.71 2982 * 2983 * @global WP_Locale $wp_locale WordPress date and time locale object. 2984 */ 2985 function the_weekday() { 2986 global $wp_locale; 2987 2988 $post = get_post(); 2989 2990 if ( ! $post ) { 2991 return; 2992 } 2993 2994 $the_weekday = $wp_locale->get_weekday( get_post_time( 'w', false, $post ) ); 2995 2996 /** 2997 * Filters the weekday on which the post was written, for display. 2998 * 2999 * @since 0.71 3000 * 3001 * @param string $the_weekday 3002 */ 3003 echo apply_filters( 'the_weekday', $the_weekday ); 3004 } 3005 3006 /** 3007 * Displays the weekday on which the post was written. 3008 * 3009 * Will only output the weekday if the current post's weekday is different from 3010 * the previous one output. 3011 * 3012 * @since 0.71 3013 * 3014 * @global WP_Locale $wp_locale WordPress date and time locale object. 3015 * @global string $currentday The day of the current post in the loop. 3016 * @global string $previousweekday The day of the previous post in the loop. 3017 * 3018 * @param string $before Optional. Output before the date. Default empty. 3019 * @param string $after Optional. Output after the date. Default empty. 3020 */ 3021 function the_weekday_date( $before = '', $after = '' ) { 3022 global $wp_locale, $currentday, $previousweekday; 3023 3024 $post = get_post(); 3025 3026 if ( ! $post ) { 3027 return; 3028 } 3029 3030 $the_weekday_date = ''; 3031 3032 if ( $currentday !== $previousweekday ) { 3033 $the_weekday_date .= $before; 3034 $the_weekday_date .= $wp_locale->get_weekday( get_post_time( 'w', false, $post ) ); 3035 $the_weekday_date .= $after; 3036 $previousweekday = $currentday; 3037 } 3038 3039 /** 3040 * Filters the localized date on which the post was written, for display. 3041 * 3042 * @since 0.71 3043 * 3044 * @param string $the_weekday_date The weekday on which the post was written. 3045 * @param string $before The HTML to output before the date. 3046 * @param string $after The HTML to output after the date. 3047 */ 3048 echo apply_filters( 'the_weekday_date', $the_weekday_date, $before, $after ); 3049 } 3050 3051 /** 3052 * Fires the wp_head action. 3053 * 3054 * See {@see 'wp_head'}. 3055 * 3056 * @since 1.2.0 3057 */ 3058 function wp_head() { 3059 /** 3060 * Prints scripts or data in the head tag on the front end. 3061 * 3062 * @since 1.5.0 3063 */ 3064 do_action( 'wp_head' ); 3065 } 3066 3067 /** 3068 * Fires the wp_footer action. 3069 * 3070 * See {@see 'wp_footer'}. 3071 * 3072 * @since 1.5.1 3073 */ 3074 function wp_footer() { 3075 /** 3076 * Prints scripts or data before the closing body tag on the front end. 3077 * 3078 * @since 1.5.1 3079 */ 3080 do_action( 'wp_footer' ); 3081 } 3082 3083 /** 3084 * Fires the wp_body_open action. 3085 * 3086 * See {@see 'wp_body_open'}. 3087 * 3088 * @since 5.2.0 3089 */ 3090 function wp_body_open() { 3091 /** 3092 * Triggered after the opening body tag. 3093 * 3094 * @since 5.2.0 3095 */ 3096 do_action( 'wp_body_open' ); 3097 } 3098 3099 /** 3100 * Displays the links to the general feeds. 3101 * 3102 * @since 2.8.0 3103 * 3104 * @param array $args Optional arguments. 3105 */ 3106 function feed_links( $args = array() ) { 3107 if ( ! current_theme_supports( 'automatic-feed-links' ) ) { 3108 return; 3109 } 3110 3111 $defaults = array( 3112 /* translators: Separator between site name and feed type in feed links. */ 3113 'separator' => _x( '»', 'feed link' ), 3114 /* translators: 1: Site title, 2: Separator (raquo). */ 3115 'feedtitle' => __( '%1$s %2$s Feed' ), 3116 /* translators: 1: Site title, 2: Separator (raquo). */ 3117 'comstitle' => __( '%1$s %2$s Comments Feed' ), 3118 ); 3119 3120 $args = wp_parse_args( $args, $defaults ); 3121 3122 /** 3123 * Filters the feed links arguments. 3124 * 3125 * @since 6.7.0 3126 * 3127 * @param array $args An array of feed links arguments. 3128 */ 3129 $args = apply_filters( 'feed_links_args', $args ); 3130 3131 /** 3132 * Filters whether to display the posts feed link. 3133 * 3134 * @since 4.4.0 3135 * 3136 * @param bool $show Whether to display the posts feed link. Default true. 3137 */ 3138 if ( apply_filters( 'feed_links_show_posts_feed', true ) ) { 3139 printf( 3140 '<link rel="alternate" type="%s" title="%s" href="%s" />' . "\n", 3141 feed_content_type(), 3142 esc_attr( sprintf( $args['feedtitle'], get_bloginfo( 'name' ), $args['separator'] ) ), 3143 esc_url( get_feed_link() ) 3144 ); 3145 } 3146 3147 /** 3148 * Filters whether to display the comments feed link. 3149 * 3150 * @since 4.4.0 3151 * 3152 * @param bool $show Whether to display the comments feed link. Default true. 3153 */ 3154 if ( apply_filters( 'feed_links_show_comments_feed', true ) ) { 3155 printf( 3156 '<link rel="alternate" type="%s" title="%s" href="%s" />' . "\n", 3157 feed_content_type(), 3158 esc_attr( sprintf( $args['comstitle'], get_bloginfo( 'name' ), $args['separator'] ) ), 3159 esc_url( get_feed_link( 'comments_' . get_default_feed() ) ) 3160 ); 3161 } 3162 } 3163 3164 /** 3165 * Displays the links to the extra feeds such as category feeds. 3166 * 3167 * @since 2.8.0 3168 * 3169 * @param array $args Optional arguments. 3170 */ 3171 function feed_links_extra( $args = array() ) { 3172 $defaults = array( 3173 /* translators: Separator between site name and feed type in feed links. */ 3174 'separator' => _x( '»', 'feed link' ), 3175 /* translators: 1: Site name, 2: Separator (raquo), 3: Post title. */ 3176 'singletitle' => __( '%1$s %2$s %3$s Comments Feed' ), 3177 /* translators: 1: Site name, 2: Separator (raquo), 3: Category name. */ 3178 'cattitle' => __( '%1$s %2$s %3$s Category Feed' ), 3179 /* translators: 1: Site name, 2: Separator (raquo), 3: Tag name. */ 3180 'tagtitle' => __( '%1$s %2$s %3$s Tag Feed' ), 3181 /* translators: 1: Site name, 2: Separator (raquo), 3: Term name, 4: Taxonomy singular name. */ 3182 'taxtitle' => __( '%1$s %2$s %3$s %4$s Feed' ), 3183 /* translators: 1: Site name, 2: Separator (raquo), 3: Author name. */ 3184 'authortitle' => __( '%1$s %2$s Posts by %3$s Feed' ), 3185 /* translators: 1: Site name, 2: Separator (raquo), 3: Search query. */ 3186 'searchtitle' => __( '%1$s %2$s Search Results for “%3$s” Feed' ), 3187 /* translators: 1: Site name, 2: Separator (raquo), 3: Post type name. */ 3188 'posttypetitle' => __( '%1$s %2$s %3$s Feed' ), 3189 ); 3190 3191 $args = wp_parse_args( $args, $defaults ); 3192 3193 /** 3194 * Filters the extra feed links arguments. 3195 * 3196 * @since 6.7.0 3197 * 3198 * @param array $args An array of extra feed links arguments. 3199 */ 3200 $args = apply_filters( 'feed_links_extra_args', $args ); 3201 3202 if ( is_singular() ) { 3203 $id = 0; 3204 $post = get_post( $id ); 3205 3206 /** This filter is documented in wp-includes/general-template.php */ 3207 $show_comments_feed = apply_filters( 'feed_links_show_comments_feed', true ); 3208 3209 /** 3210 * Filters whether to display the post comments feed link. 3211 * 3212 * This filter allows to enable or disable the feed link for a singular post 3213 * in a way that is independent of {@see 'feed_links_show_comments_feed'} 3214 * (which controls the global comments feed). The result of that filter 3215 * is accepted as a parameter. 3216 * 3217 * @since 6.1.0 3218 * 3219 * @param bool $show_comments_feed Whether to display the post comments feed link. Defaults to 3220 * the {@see 'feed_links_show_comments_feed'} filter result. 3221 */ 3222 $show_post_comments_feed = apply_filters( 'feed_links_extra_show_post_comments_feed', $show_comments_feed ); 3223 3224 if ( $show_post_comments_feed && ( comments_open() || pings_open() || $post->comment_count > 0 ) ) { 3225 $title = sprintf( 3226 $args['singletitle'], 3227 get_bloginfo( 'name' ), 3228 $args['separator'], 3229 the_title_attribute( array( 'echo' => false ) ) 3230 ); 3231 3232 $feed_link = get_post_comments_feed_link( $post->ID ); 3233 3234 if ( $feed_link ) { 3235 $href = $feed_link; 3236 } 3237 } 3238 } elseif ( is_post_type_archive() ) { 3239 /** 3240 * Filters whether to display the post type archive feed link. 3241 * 3242 * @since 6.1.0 3243 * 3244 * @param bool $show Whether to display the post type archive feed link. Default true. 3245 */ 3246 $show_post_type_archive_feed = apply_filters( 'feed_links_extra_show_post_type_archive_feed', true ); 3247 3248 if ( $show_post_type_archive_feed ) { 3249 $post_type = get_query_var( 'post_type' ); 3250 3251 if ( is_array( $post_type ) ) { 3252 $post_type = reset( $post_type ); 3253 } 3254 3255 $post_type_obj = get_post_type_object( $post_type ); 3256 3257 $title = sprintf( 3258 $args['posttypetitle'], 3259 get_bloginfo( 'name' ), 3260 $args['separator'], 3261 $post_type_obj->labels->name 3262 ); 3263 3264 $href = get_post_type_archive_feed_link( $post_type_obj->name ); 3265 } 3266 } elseif ( is_category() ) { 3267 /** 3268 * Filters whether to display the category feed link. 3269 * 3270 * @since 6.1.0 3271 * 3272 * @param bool $show Whether to display the category feed link. Default true. 3273 */ 3274 $show_category_feed = apply_filters( 'feed_links_extra_show_category_feed', true ); 3275 3276 if ( $show_category_feed ) { 3277 $term = get_queried_object(); 3278 3279 if ( $term ) { 3280 $title = sprintf( 3281 $args['cattitle'], 3282 get_bloginfo( 'name' ), 3283 $args['separator'], 3284 $term->name 3285 ); 3286 3287 $href = get_category_feed_link( $term->term_id ); 3288 } 3289 } 3290 } elseif ( is_tag() ) { 3291 /** 3292 * Filters whether to display the tag feed link. 3293 * 3294 * @since 6.1.0 3295 * 3296 * @param bool $show Whether to display the tag feed link. Default true. 3297 */ 3298 $show_tag_feed = apply_filters( 'feed_links_extra_show_tag_feed', true ); 3299 3300 if ( $show_tag_feed ) { 3301 $term = get_queried_object(); 3302 3303 if ( $term ) { 3304 $title = sprintf( 3305 $args['tagtitle'], 3306 get_bloginfo( 'name' ), 3307 $args['separator'], 3308 $term->name 3309 ); 3310 3311 $href = get_tag_feed_link( $term->term_id ); 3312 } 3313 } 3314 } elseif ( is_tax() ) { 3315 /** 3316 * Filters whether to display the custom taxonomy feed link. 3317 * 3318 * @since 6.1.0 3319 * 3320 * @param bool $show Whether to display the custom taxonomy feed link. Default true. 3321 */ 3322 $show_tax_feed = apply_filters( 'feed_links_extra_show_tax_feed', true ); 3323 3324 if ( $show_tax_feed ) { 3325 $term = get_queried_object(); 3326 3327 if ( $term ) { 3328 $tax = get_taxonomy( $term->taxonomy ); 3329 3330 $title = sprintf( 3331 $args['taxtitle'], 3332 get_bloginfo( 'name' ), 3333 $args['separator'], 3334 $term->name, 3335 $tax->labels->singular_name 3336 ); 3337 3338 $href = get_term_feed_link( $term->term_id, $term->taxonomy ); 3339 } 3340 } 3341 } elseif ( is_author() ) { 3342 /** 3343 * Filters whether to display the author feed link. 3344 * 3345 * @since 6.1.0 3346 * 3347 * @param bool $show Whether to display the author feed link. Default true. 3348 */ 3349 $show_author_feed = apply_filters( 'feed_links_extra_show_author_feed', true ); 3350 3351 if ( $show_author_feed ) { 3352 $author_id = (int) get_query_var( 'author' ); 3353 3354 $title = sprintf( 3355 $args['authortitle'], 3356 get_bloginfo( 'name' ), 3357 $args['separator'], 3358 get_the_author_meta( 'display_name', $author_id ) 3359 ); 3360 3361 $href = get_author_feed_link( $author_id ); 3362 } 3363 } elseif ( is_search() ) { 3364 /** 3365 * Filters whether to display the search results feed link. 3366 * 3367 * @since 6.1.0 3368 * 3369 * @param bool $show Whether to display the search results feed link. Default true. 3370 */ 3371 $show_search_feed = apply_filters( 'feed_links_extra_show_search_feed', true ); 3372 3373 if ( $show_search_feed ) { 3374 $title = sprintf( 3375 $args['searchtitle'], 3376 get_bloginfo( 'name' ), 3377 $args['separator'], 3378 get_search_query( false ) 3379 ); 3380 3381 $href = get_search_feed_link(); 3382 } 3383 } 3384 3385 if ( isset( $title ) && isset( $href ) ) { 3386 printf( 3387 '<link rel="alternate" type="%s" title="%s" href="%s" />' . "\n", 3388 feed_content_type(), 3389 esc_attr( $title ), 3390 esc_url( $href ) 3391 ); 3392 } 3393 } 3394 3395 /** 3396 * Displays the link to the Really Simple Discovery service endpoint. 3397 * 3398 * @link http://archipelago.phrasewise.com/rsd 3399 * @since 2.0.0 3400 */ 3401 function rsd_link() { 3402 printf( 3403 '<link rel="EditURI" type="application/rsd+xml" title="RSD" href="%s" />' . "\n", 3404 esc_url( site_url( 'xmlrpc.php?rsd', 'rpc' ) ) 3405 ); 3406 } 3407 3408 /** 3409 * Displays a referrer `strict-origin-when-cross-origin` meta tag. 3410 * 3411 * Outputs a referrer `strict-origin-when-cross-origin` meta tag that tells the browser not to send 3412 * the full URL as a referrer to other sites when cross-origin assets are loaded. 3413 * 3414 * Typical usage is as a {@see 'wp_head'} callback: 3415 * 3416 * add_action( 'wp_head', 'wp_strict_cross_origin_referrer' ); 3417 * 3418 * @since 5.7.0 3419 */ 3420 function wp_strict_cross_origin_referrer() { 3421 ?> 3422 <meta name='referrer' content='strict-origin-when-cross-origin' /> 3423 <?php 3424 } 3425 3426 /** 3427 * Displays site icon meta tags. 3428 * 3429 * @since 4.3.0 3430 * 3431 * @link https://www.whatwg.org/specs/web-apps/current-work/multipage/links.html#rel-icon HTML5 specification link icon. 3432 */ 3433 function wp_site_icon() { 3434 if ( ! has_site_icon() && ! is_customize_preview() ) { 3435 return; 3436 } 3437 3438 $meta_tags = array(); 3439 $icon_32 = get_site_icon_url( 32 ); 3440 if ( empty( $icon_32 ) && is_customize_preview() ) { 3441 $icon_32 = '/favicon.ico'; // Serve default favicon URL in customizer so element can be updated for preview. 3442 } 3443 if ( $icon_32 ) { 3444 $meta_tags[] = sprintf( '<link rel="icon" href="%s" sizes="32x32" />', esc_url( $icon_32 ) ); 3445 } 3446 $icon_192 = get_site_icon_url( 192 ); 3447 if ( $icon_192 ) { 3448 $meta_tags[] = sprintf( '<link rel="icon" href="%s" sizes="192x192" />', esc_url( $icon_192 ) ); 3449 } 3450 $icon_180 = get_site_icon_url( 180 ); 3451 if ( $icon_180 ) { 3452 $meta_tags[] = sprintf( '<link rel="apple-touch-icon" href="%s" />', esc_url( $icon_180 ) ); 3453 } 3454 $icon_270 = get_site_icon_url( 270 ); 3455 if ( $icon_270 ) { 3456 $meta_tags[] = sprintf( '<meta name="msapplication-TileImage" content="%s" />', esc_url( $icon_270 ) ); 3457 } 3458 3459 /** 3460 * Filters the site icon meta tags, so plugins can add their own. 3461 * 3462 * @since 4.3.0 3463 * 3464 * @param string[] $meta_tags Array of Site Icon meta tags. 3465 */ 3466 $meta_tags = apply_filters( 'site_icon_meta_tags', $meta_tags ); 3467 $meta_tags = array_filter( $meta_tags ); 3468 3469 foreach ( $meta_tags as $meta_tag ) { 3470 echo "$meta_tag\n"; 3471 } 3472 } 3473 3474 /** 3475 * Prints resource hints to browsers for pre-fetching, pre-rendering 3476 * and pre-connecting to websites. 3477 * 3478 * Gives hints to browsers to prefetch specific pages or render them 3479 * in the background, to perform DNS lookups or to begin the connection 3480 * handshake (DNS, TCP, TLS) in the background. 3481 * 3482 * These performance improving indicators work by using `<link rel"…">`. 3483 * 3484 * @since 4.6.0 3485 */ 3486 function wp_resource_hints() { 3487 $hints = array( 3488 'dns-prefetch' => wp_dependencies_unique_hosts(), 3489 'preconnect' => array(), 3490 'prefetch' => array(), 3491 'prerender' => array(), 3492 ); 3493 3494 foreach ( $hints as $relation_type => $urls ) { 3495 $unique_urls = array(); 3496 3497 /** 3498 * Filters domains and URLs for resource hints of the given relation type. 3499 * 3500 * @since 4.6.0 3501 * @since 4.7.0 The `$urls` parameter accepts arrays of specific HTML attributes 3502 * as its child elements. 3503 * 3504 * @param array $urls { 3505 * Array of resources and their attributes, or URLs to print for resource hints. 3506 * 3507 * @type array|string ...$0 { 3508 * Array of resource attributes, or a URL string. 3509 * 3510 * @type string $href URL to include in resource hints. Required. 3511 * @type string $as How the browser should treat the resource 3512 * (`script`, `style`, `image`, `document`, etc). 3513 * @type string $crossorigin Indicates the CORS policy of the specified resource. 3514 * @type float $pr Expected probability that the resource hint will be used. 3515 * @type string $type Type of the resource (`text/html`, `text/css`, etc). 3516 * } 3517 * } 3518 * @param string $relation_type The relation type the URLs are printed for. One of 3519 * 'dns-prefetch', 'preconnect', 'prefetch', or 'prerender'. 3520 */ 3521 $urls = apply_filters( 'wp_resource_hints', $urls, $relation_type ); 3522 3523 foreach ( $urls as $key => $url ) { 3524 $atts = array(); 3525 3526 if ( is_array( $url ) ) { 3527 if ( isset( $url['href'] ) ) { 3528 $atts = $url; 3529 $url = $url['href']; 3530 } else { 3531 continue; 3532 } 3533 } 3534 3535 $url = esc_url( $url, array( 'http', 'https' ) ); 3536 3537 if ( ! $url ) { 3538 continue; 3539 } 3540 3541 if ( isset( $unique_urls[ $url ] ) ) { 3542 continue; 3543 } 3544 3545 if ( in_array( $relation_type, array( 'preconnect', 'dns-prefetch' ), true ) ) { 3546 $parsed = wp_parse_url( $url ); 3547 3548 if ( empty( $parsed['host'] ) ) { 3549 continue; 3550 } 3551 3552 if ( 'preconnect' === $relation_type && ! empty( $parsed['scheme'] ) ) { 3553 $url = $parsed['scheme'] . '://' . $parsed['host']; 3554 } else { 3555 // Use protocol-relative URLs for dns-prefetch or if scheme is missing. 3556 $url = '//' . $parsed['host']; 3557 } 3558 } 3559 3560 $atts['rel'] = $relation_type; 3561 $atts['href'] = $url; 3562 3563 $unique_urls[ $url ] = $atts; 3564 } 3565 3566 foreach ( $unique_urls as $atts ) { 3567 $html = ''; 3568 3569 foreach ( $atts as $attr => $value ) { 3570 if ( ! is_scalar( $value ) 3571 || ( ! in_array( $attr, array( 'as', 'crossorigin', 'href', 'pr', 'rel', 'type' ), true ) && ! is_numeric( $attr ) ) 3572 ) { 3573 3574 continue; 3575 } 3576 3577 $value = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value ); 3578 3579 if ( ! is_string( $attr ) ) { 3580 $html .= " $value"; 3581 } else { 3582 $html .= " $attr='$value'"; 3583 } 3584 } 3585 3586 $html = trim( $html ); 3587 3588 echo "<link $html />\n"; 3589 } 3590 } 3591 } 3592 3593 /** 3594 * Prints resource preloads directives to browsers. 3595 * 3596 * Gives directive to browsers to preload specific resources that website will 3597 * need very soon, this ensures that they are available earlier and are less 3598 * likely to block the page's render. Preload directives should not be used for 3599 * non-render-blocking elements, as then they would compete with the 3600 * render-blocking ones, slowing down the render. 3601 * 3602 * These performance improving indicators work by using `<link rel="preload">`. 3603 * 3604 * @link https://developer.mozilla.org/en-US/docs/Web/HTML/Link_types/preload 3605 * @link https://web.dev/preload-responsive-images/ 3606 * 3607 * @since 6.1.0 3608 */ 3609 function wp_preload_resources() { 3610 /** 3611 * Filters domains and URLs for resource preloads. 3612 * 3613 * @since 6.1.0 3614 * @since 6.6.0 Added the `$fetchpriority` attribute. 3615 * 3616 * @param array $preload_resources { 3617 * Array of resources and their attributes, or URLs to print for resource preloads. 3618 * 3619 * @type array ...$0 { 3620 * Array of resource attributes. 3621 * 3622 * @type string $href URL to include in resource preloads. Required. 3623 * @type string $as How the browser should treat the resource 3624 * (`script`, `style`, `image`, `document`, etc). 3625 * @type string $crossorigin Indicates the CORS policy of the specified resource. 3626 * @type string $type Type of the resource (`text/html`, `text/css`, etc). 3627 * @type string $media Accepts media types or media queries. Allows responsive preloading. 3628 * @type string $imagesizes Responsive source size to the source Set. 3629 * @type string $imagesrcset Responsive image sources to the source set. 3630 * @type string $fetchpriority Fetchpriority value for the resource. 3631 * } 3632 * } 3633 */ 3634 $preload_resources = apply_filters( 'wp_preload_resources', array() ); 3635 3636 if ( ! is_array( $preload_resources ) ) { 3637 return; 3638 } 3639 3640 $unique_resources = array(); 3641 3642 // Parse the complete resource list and extract unique resources. 3643 foreach ( $preload_resources as $resource ) { 3644 if ( ! is_array( $resource ) ) { 3645 continue; 3646 } 3647 3648 $attributes = $resource; 3649 if ( isset( $resource['href'] ) ) { 3650 $href = $resource['href']; 3651 if ( isset( $unique_resources[ $href ] ) ) { 3652 continue; 3653 } 3654 $unique_resources[ $href ] = $attributes; 3655 // Media can use imagesrcset and not href. 3656 } elseif ( ( 'image' === $resource['as'] ) && 3657 ( isset( $resource['imagesrcset'] ) || isset( $resource['imagesizes'] ) ) 3658 ) { 3659 if ( isset( $unique_resources[ $resource['imagesrcset'] ] ) ) { 3660 continue; 3661 } 3662 $unique_resources[ $resource['imagesrcset'] ] = $attributes; 3663 } else { 3664 continue; 3665 } 3666 } 3667 3668 // Build and output the HTML for each unique resource. 3669 foreach ( $unique_resources as $unique_resource ) { 3670 $html = ''; 3671 3672 foreach ( $unique_resource as $resource_key => $resource_value ) { 3673 if ( ! is_scalar( $resource_value ) ) { 3674 continue; 3675 } 3676 3677 // Ignore non-supported attributes. 3678 $non_supported_attributes = array( 'as', 'crossorigin', 'href', 'imagesrcset', 'imagesizes', 'type', 'media', 'fetchpriority' ); 3679 if ( ! in_array( $resource_key, $non_supported_attributes, true ) && ! is_numeric( $resource_key ) ) { 3680 continue; 3681 } 3682 3683 // imagesrcset only usable when preloading image, ignore otherwise. 3684 if ( ( 'imagesrcset' === $resource_key ) && ( ! isset( $unique_resource['as'] ) || ( 'image' !== $unique_resource['as'] ) ) ) { 3685 continue; 3686 } 3687 3688 // imagesizes only usable when preloading image and imagesrcset present, ignore otherwise. 3689 if ( ( 'imagesizes' === $resource_key ) && 3690 ( ! isset( $unique_resource['as'] ) || ( 'image' !== $unique_resource['as'] ) || ! isset( $unique_resource['imagesrcset'] ) ) 3691 ) { 3692 continue; 3693 } 3694 3695 $resource_value = ( 'href' === $resource_key ) ? esc_url( $resource_value, array( 'http', 'https' ) ) : esc_attr( $resource_value ); 3696 3697 if ( ! is_string( $resource_key ) ) { 3698 $html .= " $resource_value"; 3699 } else { 3700 $html .= " $resource_key='$resource_value'"; 3701 } 3702 } 3703 $html = trim( $html ); 3704 3705 printf( "<link rel='preload' %s />\n", $html ); 3706 } 3707 } 3708 3709 /** 3710 * Retrieves a list of unique hosts of all enqueued scripts and styles. 3711 * 3712 * @since 4.6.0 3713 * 3714 * @global WP_Scripts $wp_scripts The WP_Scripts object for printing scripts. 3715 * @global WP_Styles $wp_styles The WP_Styles object for printing styles. 3716 * 3717 * @return string[] A list of unique hosts of enqueued scripts and styles. 3718 */ 3719 function wp_dependencies_unique_hosts() { 3720 global $wp_scripts, $wp_styles; 3721 3722 $unique_hosts = array(); 3723 3724 foreach ( array( $wp_scripts, $wp_styles ) as $dependencies ) { 3725 if ( $dependencies instanceof WP_Dependencies && ! empty( $dependencies->queue ) ) { 3726 foreach ( $dependencies->queue as $handle ) { 3727 if ( ! isset( $dependencies->registered[ $handle ] ) ) { 3728 continue; 3729 } 3730 3731 /* @var _WP_Dependency $dependency */ 3732 $dependency = $dependencies->registered[ $handle ]; 3733 $parsed = wp_parse_url( $dependency->src ); 3734 3735 if ( ! empty( $parsed['host'] ) 3736 && ! in_array( $parsed['host'], $unique_hosts, true ) && $parsed['host'] !== $_SERVER['SERVER_NAME'] 3737 ) { 3738 $unique_hosts[] = $parsed['host']; 3739 } 3740 } 3741 } 3742 } 3743 3744 return $unique_hosts; 3745 } 3746 3747 /** 3748 * Determines whether the user can access the visual editor. 3749 * 3750 * Checks if the user can access the visual editor and that it's supported by the user's browser. 3751 * 3752 * @since 2.0.0 3753 * 3754 * @global bool $wp_rich_edit Whether the user can access the visual editor. 3755 * @global bool $is_gecko Whether the browser is Gecko-based. 3756 * @global bool $is_opera Whether the browser is Opera. 3757 * @global bool $is_safari Whether the browser is Safari. 3758 * @global bool $is_chrome Whether the browser is Chrome. 3759 * @global bool $is_IE Whether the browser is Internet Explorer. 3760 * @global bool $is_edge Whether the browser is Microsoft Edge. 3761 * 3762 * @return bool True if the user can access the visual editor, false otherwise. 3763 */ 3764 function user_can_richedit() { 3765 global $wp_rich_edit, $is_gecko, $is_opera, $is_safari, $is_chrome, $is_IE, $is_edge; 3766 3767 if ( ! isset( $wp_rich_edit ) ) { 3768 $wp_rich_edit = false; 3769 3770 if ( 'true' === get_user_option( 'rich_editing' ) || ! is_user_logged_in() ) { // Default to 'true' for logged out users. 3771 if ( $is_safari ) { 3772 $wp_rich_edit = ! wp_is_mobile() || ( preg_match( '!AppleWebKit/(\d+)!', $_SERVER['HTTP_USER_AGENT'], $match ) && (int) $match[1] >= 534 ); 3773 } elseif ( $is_IE ) { 3774 $wp_rich_edit = str_contains( $_SERVER['HTTP_USER_AGENT'], 'Trident/7.0;' ); 3775 } elseif ( $is_gecko || $is_chrome || $is_edge || ( $is_opera && ! wp_is_mobile() ) ) { 3776 $wp_rich_edit = true; 3777 } 3778 } 3779 } 3780 3781 /** 3782 * Filters whether the user can access the visual editor. 3783 * 3784 * @since 2.1.0 3785 * 3786 * @param bool $wp_rich_edit Whether the user can access the visual editor. 3787 */ 3788 return apply_filters( 'user_can_richedit', $wp_rich_edit ); 3789 } 3790 3791 /** 3792 * Finds out which editor should be displayed by default. 3793 * 3794 * Works out which of the editors to display as the current editor for a 3795 * user. The 'html' setting is for the "Text" editor tab. 3796 * 3797 * @since 2.5.0 3798 * 3799 * @return string Either 'tinymce', 'html', or 'test' 3800 */ 3801 function wp_default_editor() { 3802 $r = user_can_richedit() ? 'tinymce' : 'html'; // Defaults. 3803 if ( wp_get_current_user() ) { // Look for cookie. 3804 $ed = get_user_setting( 'editor', 'tinymce' ); 3805 $r = ( in_array( $ed, array( 'tinymce', 'html', 'test' ), true ) ) ? $ed : $r; 3806 } 3807 3808 /** 3809 * Filters which editor should be displayed by default. 3810 * 3811 * @since 2.5.0 3812 * 3813 * @param string $r Which editor should be displayed by default. Either 'tinymce', 'html', or 'test'. 3814 */ 3815 return apply_filters( 'wp_default_editor', $r ); 3816 } 3817 3818 /** 3819 * Renders an editor. 3820 * 3821 * Using this function is the proper way to output all needed components for both TinyMCE and Quicktags. 3822 * _WP_Editors should not be used directly. See https://core.trac.wordpress.org/ticket/17144. 3823 * 3824 * NOTE: Once initialized the TinyMCE editor cannot be safely moved in the DOM. For that reason 3825 * running wp_editor() inside of a meta box is not a good idea unless only Quicktags is used. 3826 * On the post edit screen several actions can be used to include additional editors 3827 * containing TinyMCE: 'edit_page_form', 'edit_form_advanced' and 'dbx_post_sidebar'. 3828 * See https://core.trac.wordpress.org/ticket/19173 for more information. 3829 * 3830 * @see _WP_Editors::editor() 3831 * @see _WP_Editors::parse_settings() 3832 * @since 3.3.0 3833 * 3834 * @param string $content Initial content for the editor. 3835 * @param string $editor_id HTML ID attribute value for the textarea and TinyMCE. 3836 * Should not contain square brackets. 3837 * @param array $settings See _WP_Editors::parse_settings() for description. 3838 */ 3839 function wp_editor( $content, $editor_id, $settings = array() ) { 3840 if ( ! class_exists( '_WP_Editors', false ) ) { 3841 require ABSPATH . WPINC . '/class-wp-editor.php'; 3842 } 3843 _WP_Editors::editor( $content, $editor_id, $settings ); 3844 } 3845 3846 /** 3847 * Outputs the editor scripts, stylesheets, and default settings. 3848 * 3849 * The editor can be initialized when needed after page load. 3850 * See wp.editor.initialize() in wp-admin/js/editor.js for initialization options. 3851 * 3852 * @uses _WP_Editors 3853 * @since 4.8.0 3854 */ 3855 function wp_enqueue_editor() { 3856 if ( ! class_exists( '_WP_Editors', false ) ) { 3857 require ABSPATH . WPINC . '/class-wp-editor.php'; 3858 } 3859 3860 _WP_Editors::enqueue_default_editor(); 3861 } 3862 3863 /** 3864 * Enqueues assets needed by the code editor for the given settings. 3865 * 3866 * @since 4.9.0 3867 * 3868 * @see wp_enqueue_editor() 3869 * @see wp_get_code_editor_settings(); 3870 * @see _WP_Editors::parse_settings() 3871 * 3872 * @param array $args { 3873 * Args. 3874 * 3875 * @type string $type The MIME type of the file to be edited. 3876 * @type string $file Filename to be edited. Extension is used to sniff the type. Can be supplied as alternative to `$type` param. 3877 * @type WP_Theme $theme Theme being edited when on the theme file editor. 3878 * @type string $plugin Plugin being edited when on the plugin file editor. 3879 * @type array $codemirror Additional CodeMirror setting overrides. 3880 * @type array $csslint CSSLint rule overrides. 3881 * @type array $jshint JSHint rule overrides. 3882 * @type array $htmlhint HTMLHint rule overrides. 3883 * } 3884 * @return array|false Settings for the enqueued code editor, or false if the editor was not enqueued. 3885 */ 3886 function wp_enqueue_code_editor( $args ) { 3887 if ( is_user_logged_in() && 'false' === wp_get_current_user()->syntax_highlighting ) { 3888 return false; 3889 } 3890 3891 $settings = wp_get_code_editor_settings( $args ); 3892 3893 if ( empty( $settings ) || empty( $settings['codemirror'] ) ) { 3894 return false; 3895 } 3896 3897 wp_enqueue_script( 'code-editor' ); 3898 wp_enqueue_style( 'code-editor' ); 3899 3900 if ( isset( $settings['codemirror']['mode'] ) ) { 3901 $mode = $settings['codemirror']['mode']; 3902 if ( is_string( $mode ) ) { 3903 $mode = array( 3904 'name' => $mode, 3905 ); 3906 } 3907 3908 if ( ! empty( $settings['codemirror']['lint'] ) ) { 3909 switch ( $mode['name'] ) { 3910 case 'css': 3911 case 'text/css': 3912 case 'text/x-scss': 3913 case 'text/x-less': 3914 wp_enqueue_script( 'csslint' ); 3915 break; 3916 case 'htmlmixed': 3917 case 'text/html': 3918 case 'php': 3919 case 'application/x-httpd-php': 3920 case 'text/x-php': 3921 wp_enqueue_script( 'htmlhint' ); 3922 wp_enqueue_script( 'csslint' ); 3923 wp_enqueue_script( 'jshint' ); 3924 if ( ! current_user_can( 'unfiltered_html' ) ) { 3925 wp_enqueue_script( 'htmlhint-kses' ); 3926 } 3927 break; 3928 case 'javascript': 3929 case 'application/ecmascript': 3930 case 'application/json': 3931 case 'application/javascript': 3932 case 'application/ld+json': 3933 case 'text/typescript': 3934 case 'application/typescript': 3935 wp_enqueue_script( 'jshint' ); 3936 wp_enqueue_script( 'jsonlint' ); 3937 break; 3938 } 3939 } 3940 } 3941 3942 wp_add_inline_script( 'code-editor', sprintf( 'jQuery.extend( wp.codeEditor.defaultSettings, %s );', wp_json_encode( $settings ) ) ); 3943 3944 /** 3945 * Fires when scripts and styles are enqueued for the code editor. 3946 * 3947 * @since 4.9.0 3948 * 3949 * @param array $settings Settings for the enqueued code editor. 3950 */ 3951 do_action( 'wp_enqueue_code_editor', $settings ); 3952 3953 return $settings; 3954 } 3955 3956 /** 3957 * Generates and returns code editor settings. 3958 * 3959 * @since 5.0.0 3960 * 3961 * @see wp_enqueue_code_editor() 3962 * 3963 * @param array $args { 3964 * Args. 3965 * 3966 * @type string $type The MIME type of the file to be edited. 3967 * @type string $file Filename to be edited. Extension is used to sniff the type. Can be supplied as alternative to `$type` param. 3968 * @type WP_Theme $theme Theme being edited when on the theme file editor. 3969 * @type string $plugin Plugin being edited when on the plugin file editor. 3970 * @type array $codemirror Additional CodeMirror setting overrides. 3971 * @type array $csslint CSSLint rule overrides. 3972 * @type array $jshint JSHint rule overrides. 3973 * @type array $htmlhint HTMLHint rule overrides. 3974 * } 3975 * @return array|false Settings for the code editor. 3976 */ 3977 function wp_get_code_editor_settings( $args ) { 3978 $settings = array( 3979 'codemirror' => array( 3980 'indentUnit' => 4, 3981 'indentWithTabs' => true, 3982 'inputStyle' => 'contenteditable', 3983 'lineNumbers' => true, 3984 'lineWrapping' => true, 3985 'styleActiveLine' => true, 3986 'continueComments' => true, 3987 'extraKeys' => array( 3988 'Ctrl-Space' => 'autocomplete', 3989 'Ctrl-/' => 'toggleComment', 3990 'Cmd-/' => 'toggleComment', 3991 'Alt-F' => 'findPersistent', 3992 'Ctrl-F' => 'findPersistent', 3993 'Cmd-F' => 'findPersistent', 3994 ), 3995 'direction' => 'ltr', // Code is shown in LTR even in RTL languages. 3996 'gutters' => array(), 3997 ), 3998 'csslint' => array( 3999 'errors' => true, // Parsing errors. 4000 'box-model' => true, 4001 'display-property-grouping' => true, 4002 'duplicate-properties' => true, 4003 'known-properties' => true, 4004 'outline-none' => true, 4005 ), 4006 'jshint' => array( 4007 // The following are copied from <https://github.com/WordPress/wordpress-develop/blob/4.8.1/.jshintrc>. 4008 'boss' => true, 4009 'curly' => true, 4010 'eqeqeq' => true, 4011 'eqnull' => true, 4012 'es3' => true, 4013 'expr' => true, 4014 'immed' => true, 4015 'noarg' => true, 4016 'nonbsp' => true, 4017 'onevar' => true, 4018 'quotmark' => 'single', 4019 'trailing' => true, 4020 'undef' => true, 4021 'unused' => true, 4022 4023 'browser' => true, 4024 4025 'globals' => array( 4026 '_' => false, 4027 'Backbone' => false, 4028 'jQuery' => false, 4029 'JSON' => false, 4030 'wp' => false, 4031 ), 4032 ), 4033 'htmlhint' => array( 4034 'tagname-lowercase' => true, 4035 'attr-lowercase' => true, 4036 'attr-value-double-quotes' => false, 4037 'doctype-first' => false, 4038 'tag-pair' => true, 4039 'spec-char-escape' => true, 4040 'id-unique' => true, 4041 'src-not-empty' => true, 4042 'attr-no-duplication' => true, 4043 'alt-require' => true, 4044 'space-tab-mixed-disabled' => 'tab', 4045 'attr-unsafe-chars' => true, 4046 ), 4047 ); 4048 4049 $type = ''; 4050 if ( isset( $args['type'] ) ) { 4051 $type = $args['type']; 4052 4053 // Remap MIME types to ones that CodeMirror modes will recognize. 4054 if ( 'application/x-patch' === $type || 'text/x-patch' === $type ) { 4055 $type = 'text/x-diff'; 4056 } 4057 } elseif ( isset( $args['file'] ) && str_contains( basename( $args['file'] ), '.' ) ) { 4058 $extension = strtolower( pathinfo( $args['file'], PATHINFO_EXTENSION ) ); 4059 foreach ( wp_get_mime_types() as $exts => $mime ) { 4060 if ( preg_match( '!^(' . $exts . ')$!i', $extension ) ) { 4061 $type = $mime; 4062 break; 4063 } 4064 } 4065 4066 // Supply any types that are not matched by wp_get_mime_types(). 4067 if ( empty( $type ) ) { 4068 switch ( $extension ) { 4069 case 'conf': 4070 $type = 'text/nginx'; 4071 break; 4072 case 'css': 4073 $type = 'text/css'; 4074 break; 4075 case 'diff': 4076 case 'patch': 4077 $type = 'text/x-diff'; 4078 break; 4079 case 'html': 4080 case 'htm': 4081 $type = 'text/html'; 4082 break; 4083 case 'http': 4084 $type = 'message/http'; 4085 break; 4086 case 'js': 4087 $type = 'text/javascript'; 4088 break; 4089 case 'json': 4090 $type = 'application/json'; 4091 break; 4092 case 'jsx': 4093 $type = 'text/jsx'; 4094 break; 4095 case 'less': 4096 $type = 'text/x-less'; 4097 break; 4098 case 'md': 4099 $type = 'text/x-gfm'; 4100 break; 4101 case 'php': 4102 case 'phtml': 4103 case 'php3': 4104 case 'php4': 4105 case 'php5': 4106 case 'php7': 4107 case 'phps': 4108 $type = 'application/x-httpd-php'; 4109 break; 4110 case 'scss': 4111 $type = 'text/x-scss'; 4112 break; 4113 case 'sass': 4114 $type = 'text/x-sass'; 4115 break; 4116 case 'sh': 4117 case 'bash': 4118 $type = 'text/x-sh'; 4119 break; 4120 case 'sql': 4121 $type = 'text/x-sql'; 4122 break; 4123 case 'svg': 4124 $type = 'application/svg+xml'; 4125 break; 4126 case 'xml': 4127 $type = 'text/xml'; 4128 break; 4129 case 'yml': 4130 case 'yaml': 4131 $type = 'text/x-yaml'; 4132 break; 4133 case 'txt': 4134 default: 4135 $type = 'text/plain'; 4136 break; 4137 } 4138 } 4139 } 4140 4141 if ( in_array( $type, array( 'text/css', 'text/x-scss', 'text/x-less', 'text/x-sass' ), true ) ) { 4142 $settings['codemirror'] = array_merge( 4143 $settings['codemirror'], 4144 array( 4145 'mode' => $type, 4146 'lint' => false, 4147 'autoCloseBrackets' => true, 4148 'matchBrackets' => true, 4149 ) 4150 ); 4151 } elseif ( 'text/x-diff' === $type ) { 4152 $settings['codemirror'] = array_merge( 4153 $settings['codemirror'], 4154 array( 4155 'mode' => 'diff', 4156 ) 4157 ); 4158 } elseif ( 'text/html' === $type ) { 4159 $settings['codemirror'] = array_merge( 4160 $settings['codemirror'], 4161 array( 4162 'mode' => 'htmlmixed', 4163 'lint' => true, 4164 'autoCloseBrackets' => true, 4165 'autoCloseTags' => true, 4166 'matchTags' => array( 4167 'bothTags' => true, 4168 ), 4169 ) 4170 ); 4171 4172 if ( ! current_user_can( 'unfiltered_html' ) ) { 4173 $settings['htmlhint']['kses'] = wp_kses_allowed_html( 'post' ); 4174 } 4175 } elseif ( 'text/x-gfm' === $type ) { 4176 $settings['codemirror'] = array_merge( 4177 $settings['codemirror'], 4178 array( 4179 'mode' => 'gfm', 4180 'highlightFormatting' => true, 4181 ) 4182 ); 4183 } elseif ( 'application/javascript' === $type || 'text/javascript' === $type ) { 4184 $settings['codemirror'] = array_merge( 4185 $settings['codemirror'], 4186 array( 4187 'mode' => 'javascript', 4188 'lint' => true, 4189 'autoCloseBrackets' => true, 4190 'matchBrackets' => true, 4191 ) 4192 ); 4193 } elseif ( str_contains( $type, 'json' ) ) { 4194 $settings['codemirror'] = array_merge( 4195 $settings['codemirror'], 4196 array( 4197 'mode' => array( 4198 'name' => 'javascript', 4199 ), 4200 'lint' => true, 4201 'autoCloseBrackets' => true, 4202 'matchBrackets' => true, 4203 ) 4204 ); 4205 if ( 'application/ld+json' === $type ) { 4206 $settings['codemirror']['mode']['jsonld'] = true; 4207 } else { 4208 $settings['codemirror']['mode']['json'] = true; 4209 } 4210 } elseif ( str_contains( $type, 'jsx' ) ) { 4211 $settings['codemirror'] = array_merge( 4212 $settings['codemirror'], 4213 array( 4214 'mode' => 'jsx', 4215 'autoCloseBrackets' => true, 4216 'matchBrackets' => true, 4217 ) 4218 ); 4219 } elseif ( 'text/x-markdown' === $type ) { 4220 $settings['codemirror'] = array_merge( 4221 $settings['codemirror'], 4222 array( 4223 'mode' => 'markdown', 4224 'highlightFormatting' => true, 4225 ) 4226 ); 4227 } elseif ( 'text/nginx' === $type ) { 4228 $settings['codemirror'] = array_merge( 4229 $settings['codemirror'], 4230 array( 4231 'mode' => 'nginx', 4232 ) 4233 ); 4234 } elseif ( 'application/x-httpd-php' === $type ) { 4235 $settings['codemirror'] = array_merge( 4236 $settings['codemirror'], 4237 array( 4238 'mode' => 'php', 4239 'autoCloseBrackets' => true, 4240 'autoCloseTags' => true, 4241 'matchBrackets' => true, 4242 'matchTags' => array( 4243 'bothTags' => true, 4244 ), 4245 ) 4246 ); 4247 } elseif ( 'text/x-sql' === $type || 'text/x-mysql' === $type ) { 4248 $settings['codemirror'] = array_merge( 4249 $settings['codemirror'], 4250 array( 4251 'mode' => 'sql', 4252 'autoCloseBrackets' => true, 4253 'matchBrackets' => true, 4254 ) 4255 ); 4256 } elseif ( str_contains( $type, 'xml' ) ) { 4257 $settings['codemirror'] = array_merge( 4258 $settings['codemirror'], 4259 array( 4260 'mode' => 'xml', 4261 'autoCloseBrackets' => true, 4262 'autoCloseTags' => true, 4263 'matchTags' => array( 4264 'bothTags' => true, 4265 ), 4266 ) 4267 ); 4268 } elseif ( 'text/x-yaml' === $type ) { 4269 $settings['codemirror'] = array_merge( 4270 $settings['codemirror'], 4271 array( 4272 'mode' => 'yaml', 4273 ) 4274 ); 4275 } else { 4276 $settings['codemirror']['mode'] = $type; 4277 } 4278 4279 if ( ! empty( $settings['codemirror']['lint'] ) ) { 4280 $settings['codemirror']['gutters'][] = 'CodeMirror-lint-markers'; 4281 } 4282 4283 // Let settings supplied via args override any defaults. 4284 foreach ( wp_array_slice_assoc( $args, array( 'codemirror', 'csslint', 'jshint', 'htmlhint' ) ) as $key => $value ) { 4285 $settings[ $key ] = array_merge( 4286 $settings[ $key ], 4287 $value 4288 ); 4289 } 4290 4291 /** 4292 * Filters settings that are passed into the code editor. 4293 * 4294 * Returning a falsey value will disable the syntax-highlighting code editor. 4295 * 4296 * @since 4.9.0 4297 * 4298 * @param array $settings The array of settings passed to the code editor. 4299 * A falsey value disables the editor. 4300 * @param array $args { 4301 * Args passed when calling `get_code_editor_settings()`. 4302 * 4303 * @type string $type The MIME type of the file to be edited. 4304 * @type string $file Filename being edited. 4305 * @type WP_Theme $theme Theme being edited when on the theme file editor. 4306 * @type string $plugin Plugin being edited when on the plugin file editor. 4307 * @type array $codemirror Additional CodeMirror setting overrides. 4308 * @type array $csslint CSSLint rule overrides. 4309 * @type array $jshint JSHint rule overrides. 4310 * @type array $htmlhint HTMLHint rule overrides. 4311 * } 4312 */ 4313 return apply_filters( 'wp_code_editor_settings', $settings, $args ); 4314 } 4315 4316 /** 4317 * Retrieves the contents of the search WordPress query variable. 4318 * 4319 * The search query string is passed through esc_attr() to ensure that it is safe 4320 * for placing in an HTML attribute. 4321 * 4322 * @since 2.3.0 4323 * 4324 * @param bool $escaped Whether the result is escaped. Default true. 4325 * Only use when you are later escaping it. Do not use unescaped. 4326 * @return string 4327 */ 4328 function get_search_query( $escaped = true ) { 4329 /** 4330 * Filters the contents of the search query variable. 4331 * 4332 * @since 2.3.0 4333 * 4334 * @param mixed $search Contents of the search query variable. 4335 */ 4336 $query = apply_filters( 'get_search_query', get_query_var( 's' ) ); 4337 4338 if ( $escaped ) { 4339 $query = esc_attr( $query ); 4340 } 4341 return $query; 4342 } 4343 4344 /** 4345 * Displays the contents of the search query variable. 4346 * 4347 * The search query string is passed through esc_attr() to ensure that it is safe 4348 * for placing in an HTML attribute. 4349 * 4350 * @since 2.1.0 4351 */ 4352 function the_search_query() { 4353 /** 4354 * Filters the contents of the search query variable for display. 4355 * 4356 * @since 2.3.0 4357 * 4358 * @param mixed $search Contents of the search query variable. 4359 */ 4360 echo esc_attr( apply_filters( 'the_search_query', get_search_query( false ) ) ); 4361 } 4362 4363 /** 4364 * Gets the language attributes for the 'html' tag. 4365 * 4366 * Builds up a set of HTML attributes containing the text direction and language 4367 * information for the page. 4368 * 4369 * @since 4.3.0 4370 * 4371 * @param string $doctype Optional. The type of HTML document. Accepts 'xhtml' or 'html'. Default 'html'. 4372 * @return string A space-separated list of language attributes. 4373 */ 4374 function get_language_attributes( $doctype = 'html' ) { 4375 $attributes = array(); 4376 4377 if ( function_exists( 'is_rtl' ) && is_rtl() ) { 4378 $attributes[] = 'dir="rtl"'; 4379 } 4380 4381 $lang = get_bloginfo( 'language' ); 4382 if ( $lang ) { 4383 if ( 'text/html' === get_option( 'html_type' ) || 'html' === $doctype ) { 4384 $attributes[] = 'lang="' . esc_attr( $lang ) . '"'; 4385 } 4386 4387 if ( 'text/html' !== get_option( 'html_type' ) || 'xhtml' === $doctype ) { 4388 $attributes[] = 'xml:lang="' . esc_attr( $lang ) . '"'; 4389 } 4390 } 4391 4392 $output = implode( ' ', $attributes ); 4393 4394 /** 4395 * Filters the language attributes for display in the 'html' tag. 4396 * 4397 * @since 2.5.0 4398 * @since 4.3.0 Added the `$doctype` parameter. 4399 * 4400 * @param string $output A space-separated list of language attributes. 4401 * @param string $doctype The type of HTML document (xhtml|html). 4402 */ 4403 return apply_filters( 'language_attributes', $output, $doctype ); 4404 } 4405 4406 /** 4407 * Displays the language attributes for the 'html' tag. 4408 * 4409 * Builds up a set of HTML attributes containing the text direction and language 4410 * information for the page. 4411 * 4412 * @since 2.1.0 4413 * @since 4.3.0 Converted into a wrapper for get_language_attributes(). 4414 * 4415 * @param string $doctype Optional. The type of HTML document. Accepts 'xhtml' or 'html'. Default 'html'. 4416 */ 4417 function language_attributes( $doctype = 'html' ) { 4418 echo get_language_attributes( $doctype ); 4419 } 4420 4421 /** 4422 * Retrieves paginated links for archive post pages. 4423 * 4424 * Technically, the function can be used to create paginated link list for any 4425 * area. The 'base' argument is used to reference the url, which will be used to 4426 * create the paginated links. The 'format' argument is then used for replacing 4427 * the page number. It is however, most likely and by default, to be used on the 4428 * archive post pages. 4429 * 4430 * The 'type' argument controls format of the returned value. The default is 4431 * 'plain', which is just a string with the links separated by a newline 4432 * character. The other possible values are either 'array' or 'list'. The 4433 * 'array' value will return an array of the paginated link list to offer full 4434 * control of display. The 'list' value will place all of the paginated links in 4435 * an unordered HTML list. 4436 * 4437 * The 'total' argument is the total amount of pages and is an integer. The 4438 * 'current' argument is the current page number and is also an integer. 4439 * 4440 * An example of the 'base' argument is "http://example.com/all_posts.php%_%" 4441 * and the '%_%' is required. The '%_%' will be replaced by the contents of in 4442 * the 'format' argument. An example for the 'format' argument is "?page=%#%" 4443 * and the '%#%' is also required. The '%#%' will be replaced with the page 4444 * number. 4445 * 4446 * You can include the previous and next links in the list by setting the 4447 * 'prev_next' argument to true, which it is by default. You can set the 4448 * previous text, by using the 'prev_text' argument. You can set the next text 4449 * by setting the 'next_text' argument. 4450 * 4451 * If the 'show_all' argument is set to true, then it will show all of the pages 4452 * instead of a short list of the pages near the current page. By default, the 4453 * 'show_all' is set to false and controlled by the 'end_size' and 'mid_size' 4454 * arguments. The 'end_size' argument is how many numbers on either the start 4455 * and the end list edges, by default is 1. The 'mid_size' argument is how many 4456 * numbers to either side of current page, but not including current page. 4457 * 4458 * It is possible to add query vars to the link by using the 'add_args' argument 4459 * and see add_query_arg() for more information. 4460 * 4461 * The 'before_page_number' and 'after_page_number' arguments allow users to 4462 * augment the links themselves. Typically this might be to add context to the 4463 * numbered links so that screen reader users understand what the links are for. 4464 * The text strings are added before and after the page number - within the 4465 * anchor tag. 4466 * 4467 * @since 2.1.0 4468 * @since 4.9.0 Added the `aria_current` argument. 4469 * 4470 * @global WP_Query $wp_query WordPress Query object. 4471 * @global WP_Rewrite $wp_rewrite WordPress rewrite component. 4472 * 4473 * @param string|array $args { 4474 * Optional. Array or string of arguments for generating paginated links for archives. 4475 * 4476 * @type string $base Base of the paginated url. Default empty. 4477 * @type string $format Format for the pagination structure. Default empty. 4478 * @type int $total The total amount of pages. Default is the value WP_Query's 4479 * `max_num_pages` or 1. 4480 * @type int $current The current page number. Default is 'paged' query var or 1. 4481 * @type string $aria_current The value for the aria-current attribute. Possible values are 'page', 4482 * 'step', 'location', 'date', 'time', 'true', 'false'. Default is 'page'. 4483 * @type bool $show_all Whether to show all pages. Default false. 4484 * @type int $end_size How many numbers on either the start and the end list edges. 4485 * Default 1. 4486 * @type int $mid_size How many numbers to either side of the current pages. Default 2. 4487 * @type bool $prev_next Whether to include the previous and next links in the list. Default true. 4488 * @type string $prev_text The previous page text. Default '« Previous'. 4489 * @type string $next_text The next page text. Default 'Next »'. 4490 * @type string $type Controls format of the returned value. Possible values are 'plain', 4491 * 'array' and 'list'. Default is 'plain'. 4492 * @type array $add_args An array of query args to add. Default false. 4493 * @type string $add_fragment A string to append to each link. Default empty. 4494 * @type string $before_page_number A string to appear before the page number. Default empty. 4495 * @type string $after_page_number A string to append after the page number. Default empty. 4496 * } 4497 * @return string|string[]|void String of page links or array of page links, depending on 'type' argument. 4498 * Void if total number of pages is less than 2. 4499 */ 4500 function paginate_links( $args = '' ) { 4501 global $wp_query, $wp_rewrite; 4502 4503 // Setting up default values based on the current URL. 4504 $pagenum_link = html_entity_decode( get_pagenum_link() ); 4505 $url_parts = explode( '?', $pagenum_link ); 4506 4507 // Get max pages and current page out of the current query, if available. 4508 $total = isset( $wp_query->max_num_pages ) ? $wp_query->max_num_pages : 1; 4509 $current = get_query_var( 'paged' ) ? (int) get_query_var( 'paged' ) : 1; 4510 4511 // Append the format placeholder to the base URL. 4512 $pagenum_link = trailingslashit( $url_parts[0] ) . '%_%'; 4513 4514 // URL base depends on permalink settings. 4515 $format = $wp_rewrite->using_index_permalinks() && ! strpos( $pagenum_link, 'index.php' ) ? 'index.php/' : ''; 4516 $format .= $wp_rewrite->using_permalinks() ? user_trailingslashit( $wp_rewrite->pagination_base . '/%#%', 'paged' ) : '?paged=%#%'; 4517 4518 $defaults = array( 4519 'base' => $pagenum_link, // http://example.com/all_posts.php%_% : %_% is replaced by format (below). 4520 'format' => $format, // ?page=%#% : %#% is replaced by the page number. 4521 'total' => $total, 4522 'current' => $current, 4523 'aria_current' => 'page', 4524 'show_all' => false, 4525 'prev_next' => true, 4526 'prev_text' => __( '« Previous' ), 4527 'next_text' => __( 'Next »' ), 4528 'end_size' => 1, 4529 'mid_size' => 2, 4530 'type' => 'plain', 4531 'add_args' => array(), // Array of query args to add. 4532 'add_fragment' => '', 4533 'before_page_number' => '', 4534 'after_page_number' => '', 4535 ); 4536 4537 $args = wp_parse_args( $args, $defaults ); 4538 4539 if ( ! is_array( $args['add_args'] ) ) { 4540 $args['add_args'] = array(); 4541 } 4542 4543 // Merge additional query vars found in the original URL into 'add_args' array. 4544 if ( isset( $url_parts[1] ) ) { 4545 // Find the format argument. 4546 $format = explode( '?', str_replace( '%_%', $args['format'], $args['base'] ) ); 4547 $format_query = isset( $format[1] ) ? $format[1] : ''; 4548 wp_parse_str( $format_query, $format_args ); 4549 4550 // Find the query args of the requested URL. 4551 wp_parse_str( $url_parts[1], $url_query_args ); 4552 4553 // Remove the format argument from the array of query arguments, to avoid overwriting custom format. 4554 foreach ( $format_args as $format_arg => $format_arg_value ) { 4555 unset( $url_query_args[ $format_arg ] ); 4556 } 4557 4558 $args['add_args'] = array_merge( $args['add_args'], urlencode_deep( $url_query_args ) ); 4559 } 4560 4561 // Who knows what else people pass in $args. 4562 $total = (int) $args['total']; 4563 if ( $total < 2 ) { 4564 return; 4565 } 4566 $current = (int) $args['current']; 4567 $end_size = (int) $args['end_size']; // Out of bounds? Make it the default. 4568 if ( $end_size < 1 ) { 4569 $end_size = 1; 4570 } 4571 $mid_size = (int) $args['mid_size']; 4572 if ( $mid_size < 0 ) { 4573 $mid_size = 2; 4574 } 4575 4576 $add_args = $args['add_args']; 4577 $r = ''; 4578 $page_links = array(); 4579 $dots = false; 4580 4581 if ( $args['prev_next'] && $current && 1 < $current ) : 4582 $link = str_replace( '%_%', 2 == $current ? '' : $args['format'], $args['base'] ); 4583 $link = str_replace( '%#%', $current - 1, $link ); 4584 if ( $add_args ) { 4585 $link = add_query_arg( $add_args, $link ); 4586 } 4587 $link .= $args['add_fragment']; 4588 4589 $page_links[] = sprintf( 4590 '<a class="prev page-numbers" href="%s">%s</a>', 4591 /** 4592 * Filters the paginated links for the given archive pages. 4593 * 4594 * @since 3.0.0 4595 * 4596 * @param string $link The paginated link URL. 4597 */ 4598 esc_url( apply_filters( 'paginate_links', $link ) ), 4599 $args['prev_text'] 4600 ); 4601 endif; 4602 4603 for ( $n = 1; $n <= $total; $n++ ) : 4604 if ( $n == $current ) : 4605 $page_links[] = sprintf( 4606 '<span aria-current="%s" class="page-numbers current">%s</span>', 4607 esc_attr( $args['aria_current'] ), 4608 $args['before_page_number'] . number_format_i18n( $n ) . $args['after_page_number'] 4609 ); 4610 4611 $dots = true; 4612 else : 4613 if ( $args['show_all'] || ( $n <= $end_size || ( $current && $n >= $current - $mid_size && $n <= $current + $mid_size ) || $n > $total - $end_size ) ) : 4614 $link = str_replace( '%_%', 1 == $n ? '' : $args['format'], $args['base'] ); 4615 $link = str_replace( '%#%', $n, $link ); 4616 if ( $add_args ) { 4617 $link = add_query_arg( $add_args, $link ); 4618 } 4619 $link .= $args['add_fragment']; 4620 4621 $page_links[] = sprintf( 4622 '<a class="page-numbers" href="%s">%s</a>', 4623 /** This filter is documented in wp-includes/general-template.php */ 4624 esc_url( apply_filters( 'paginate_links', $link ) ), 4625 $args['before_page_number'] . number_format_i18n( $n ) . $args['after_page_number'] 4626 ); 4627 4628 $dots = true; 4629 elseif ( $dots && ! $args['show_all'] ) : 4630 $page_links[] = '<span class="page-numbers dots">' . __( '…' ) . '</span>'; 4631 4632 $dots = false; 4633 endif; 4634 endif; 4635 endfor; 4636 4637 if ( $args['prev_next'] && $current && $current < $total ) : 4638 $link = str_replace( '%_%', $args['format'], $args['base'] ); 4639 $link = str_replace( '%#%', $current + 1, $link ); 4640 if ( $add_args ) { 4641 $link = add_query_arg( $add_args, $link ); 4642 } 4643 $link .= $args['add_fragment']; 4644 4645 $page_links[] = sprintf( 4646 '<a class="next page-numbers" href="%s">%s</a>', 4647 /** This filter is documented in wp-includes/general-template.php */ 4648 esc_url( apply_filters( 'paginate_links', $link ) ), 4649 $args['next_text'] 4650 ); 4651 endif; 4652 4653 switch ( $args['type'] ) { 4654 case 'array': 4655 return $page_links; 4656 4657 case 'list': 4658 $r .= "<ul class='page-numbers'>\n\t<li>"; 4659 $r .= implode( "</li>\n\t<li>", $page_links ); 4660 $r .= "</li>\n</ul>\n"; 4661 break; 4662 4663 default: 4664 $r = implode( "\n", $page_links ); 4665 break; 4666 } 4667 4668 /** 4669 * Filters the HTML output of paginated links for archives. 4670 * 4671 * @since 5.7.0 4672 * 4673 * @param string $r HTML output. 4674 * @param array $args An array of arguments. See paginate_links() 4675 * for information on accepted arguments. 4676 */ 4677 $r = apply_filters( 'paginate_links_output', $r, $args ); 4678 4679 return $r; 4680 } 4681 4682 /** 4683 * Registers an admin color scheme css file. 4684 * 4685 * Allows a plugin to register a new admin color scheme. For example: 4686 * 4687 * wp_admin_css_color( 'classic', __( 'Classic' ), admin_url( "css/colors-classic.css" ), array( 4688 * '#07273E', '#14568A', '#D54E21', '#2683AE' 4689 * ) ); 4690 * 4691 * @since 2.5.0 4692 * 4693 * @global array $_wp_admin_css_colors 4694 * 4695 * @param string $key The unique key for this theme. 4696 * @param string $name The name of the theme. 4697 * @param string $url The URL of the CSS file containing the color scheme. 4698 * @param array $colors Optional. An array of CSS color definition strings which are used 4699 * to give the user a feel for the theme. 4700 * @param array $icons { 4701 * Optional. CSS color definitions used to color any SVG icons. 4702 * 4703 * @type string $base SVG icon base color. 4704 * @type string $focus SVG icon color on focus. 4705 * @type string $current SVG icon color of current admin menu link. 4706 * } 4707 */ 4708 function wp_admin_css_color( $key, $name, $url, $colors = array(), $icons = array() ) { 4709 global $_wp_admin_css_colors; 4710 4711 if ( ! isset( $_wp_admin_css_colors ) ) { 4712 $_wp_admin_css_colors = array(); 4713 } 4714 4715 $_wp_admin_css_colors[ $key ] = (object) array( 4716 'name' => $name, 4717 'url' => $url, 4718 'colors' => $colors, 4719 'icon_colors' => $icons, 4720 ); 4721 } 4722 4723 /** 4724 * Registers the default admin color schemes. 4725 * 4726 * Registers the initial set of eight color schemes in the Profile section 4727 * of the dashboard which allows for styling the admin menu and toolbar. 4728 * 4729 * @see wp_admin_css_color() 4730 * 4731 * @since 3.0.0 4732 */ 4733 function register_admin_color_schemes() { 4734 $suffix = is_rtl() ? '-rtl' : ''; 4735 $suffix .= SCRIPT_DEBUG ? '' : '.min'; 4736 4737 wp_admin_css_color( 4738 'fresh', 4739 _x( 'Default', 'admin color scheme' ), 4740 false, 4741 array( '#1d2327', '#2c3338', '#2271b1', '#72aee6' ), 4742 array( 4743 'base' => '#a7aaad', 4744 'focus' => '#72aee6', 4745 'current' => '#fff', 4746 ) 4747 ); 4748 4749 wp_admin_css_color( 4750 'light', 4751 _x( 'Light', 'admin color scheme' ), 4752 admin_url( "css/colors/light/colors$suffix.css" ), 4753 array( '#e5e5e5', '#999', '#d64e07', '#04a4cc' ), 4754 array( 4755 'base' => '#999', 4756 'focus' => '#ccc', 4757 'current' => '#ccc', 4758 ) 4759 ); 4760 4761 wp_admin_css_color( 4762 'modern', 4763 _x( 'Modern', 'admin color scheme' ), 4764 admin_url( "css/colors/modern/colors$suffix.css" ), 4765 array( '#1e1e1e', '#3858e9', '#33f078' ), 4766 array( 4767 'base' => '#f3f1f1', 4768 'focus' => '#fff', 4769 'current' => '#fff', 4770 ) 4771 ); 4772 4773 wp_admin_css_color( 4774 'blue', 4775 _x( 'Blue', 'admin color scheme' ), 4776 admin_url( "css/colors/blue/colors$suffix.css" ), 4777 array( '#096484', '#4796b3', '#52accc', '#74B6CE' ), 4778 array( 4779 'base' => '#e5f8ff', 4780 'focus' => '#fff', 4781 'current' => '#fff', 4782 ) 4783 ); 4784 4785 wp_admin_css_color( 4786 'midnight', 4787 _x( 'Midnight', 'admin color scheme' ), 4788 admin_url( "css/colors/midnight/colors$suffix.css" ), 4789 array( '#25282b', '#363b3f', '#69a8bb', '#e14d43' ), 4790 array( 4791 'base' => '#f1f2f3', 4792 'focus' => '#fff', 4793 'current' => '#fff', 4794 ) 4795 ); 4796 4797 wp_admin_css_color( 4798 'sunrise', 4799 _x( 'Sunrise', 'admin color scheme' ), 4800 admin_url( "css/colors/sunrise/colors$suffix.css" ), 4801 array( '#b43c38', '#cf4944', '#dd823b', '#ccaf0b' ), 4802 array( 4803 'base' => '#f3f1f1', 4804 'focus' => '#fff', 4805 'current' => '#fff', 4806 ) 4807 ); 4808 4809 wp_admin_css_color( 4810 'ectoplasm', 4811 _x( 'Ectoplasm', 'admin color scheme' ), 4812 admin_url( "css/colors/ectoplasm/colors$suffix.css" ), 4813 array( '#413256', '#523f6d', '#a3b745', '#d46f15' ), 4814 array( 4815 'base' => '#ece6f6', 4816 'focus' => '#fff', 4817 'current' => '#fff', 4818 ) 4819 ); 4820 4821 wp_admin_css_color( 4822 'ocean', 4823 _x( 'Ocean', 'admin color scheme' ), 4824 admin_url( "css/colors/ocean/colors$suffix.css" ), 4825 array( '#627c83', '#738e96', '#9ebaa0', '#aa9d88' ), 4826 array( 4827 'base' => '#f2fcff', 4828 'focus' => '#fff', 4829 'current' => '#fff', 4830 ) 4831 ); 4832 4833 wp_admin_css_color( 4834 'coffee', 4835 _x( 'Coffee', 'admin color scheme' ), 4836 admin_url( "css/colors/coffee/colors$suffix.css" ), 4837 array( '#46403c', '#59524c', '#c7a589', '#9ea476' ), 4838 array( 4839 'base' => '#f3f2f1', 4840 'focus' => '#fff', 4841 'current' => '#fff', 4842 ) 4843 ); 4844 } 4845 4846 /** 4847 * Displays the URL of a WordPress admin CSS file. 4848 * 4849 * @see WP_Styles::_css_href() and its {@see 'style_loader_src'} filter. 4850 * 4851 * @since 2.3.0 4852 * 4853 * @param string $file file relative to wp-admin/ without its ".css" extension. 4854 * @return string 4855 */ 4856 function wp_admin_css_uri( $file = 'wp-admin' ) { 4857 if ( defined( 'WP_INSTALLING' ) ) { 4858 $_file = "./$file.css"; 4859 } else { 4860 $_file = admin_url( "$file.css" ); 4861 } 4862 $_file = add_query_arg( 'version', get_bloginfo( 'version' ), $_file ); 4863 4864 /** 4865 * Filters the URI of a WordPress admin CSS file. 4866 * 4867 * @since 2.3.0 4868 * 4869 * @param string $_file Relative path to the file with query arguments attached. 4870 * @param string $file Relative path to the file, minus its ".css" extension. 4871 */ 4872 return apply_filters( 'wp_admin_css_uri', $_file, $file ); 4873 } 4874 4875 /** 4876 * Enqueues or directly prints a stylesheet link to the specified CSS file. 4877 * 4878 * "Intelligently" decides to enqueue or to print the CSS file. If the 4879 * {@see 'wp_print_styles'} action has *not* yet been called, the CSS file will be 4880 * enqueued. If the {@see 'wp_print_styles'} action has been called, the CSS link will 4881 * be printed. Printing may be forced by passing true as the $force_echo 4882 * (second) parameter. 4883 * 4884 * For backward compatibility with WordPress 2.3 calling method: If the $file 4885 * (first) parameter does not correspond to a registered CSS file, we assume 4886 * $file is a file relative to wp-admin/ without its ".css" extension. A 4887 * stylesheet link to that generated URL is printed. 4888 * 4889 * @since 2.3.0 4890 * 4891 * @param string $file Optional. Style handle name or file name (without ".css" extension) relative 4892 * to wp-admin/. Defaults to 'wp-admin'. 4893 * @param bool $force_echo Optional. Force the stylesheet link to be printed rather than enqueued. 4894 */ 4895 function wp_admin_css( $file = 'wp-admin', $force_echo = false ) { 4896 // For backward compatibility. 4897 $handle = str_starts_with( $file, 'css/' ) ? substr( $file, 4 ) : $file; 4898 4899 if ( wp_styles()->query( $handle ) ) { 4900 if ( $force_echo || did_action( 'wp_print_styles' ) ) { 4901 // We already printed the style queue. Print this one immediately. 4902 wp_print_styles( $handle ); 4903 } else { 4904 // Add to style queue. 4905 wp_enqueue_style( $handle ); 4906 } 4907 return; 4908 } 4909 4910 $stylesheet_link = sprintf( 4911 "<link rel='stylesheet' href='%s' type='text/css' />\n", 4912 esc_url( wp_admin_css_uri( $file ) ) 4913 ); 4914 4915 /** 4916 * Filters the stylesheet link to the specified CSS file. 4917 * 4918 * If the site is set to display right-to-left, the RTL stylesheet link 4919 * will be used instead. 4920 * 4921 * @since 2.3.0 4922 * @param string $stylesheet_link HTML link element for the stylesheet. 4923 * @param string $file Style handle name or filename (without ".css" extension) 4924 * relative to wp-admin/. Defaults to 'wp-admin'. 4925 */ 4926 echo apply_filters( 'wp_admin_css', $stylesheet_link, $file ); 4927 4928 if ( function_exists( 'is_rtl' ) && is_rtl() ) { 4929 $rtl_stylesheet_link = sprintf( 4930 "<link rel='stylesheet' href='%s' type='text/css' />\n", 4931 esc_url( wp_admin_css_uri( "$file-rtl" ) ) 4932 ); 4933 4934 /** This filter is documented in wp-includes/general-template.php */ 4935 echo apply_filters( 'wp_admin_css', $rtl_stylesheet_link, "$file-rtl" ); 4936 } 4937 } 4938 4939 /** 4940 * Enqueues the default ThickBox js and css. 4941 * 4942 * If any of the settings need to be changed, this can be done with another js 4943 * file similar to media-upload.js. That file should 4944 * require array('thickbox') to ensure it is loaded after. 4945 * 4946 * @since 2.5.0 4947 */ 4948 function add_thickbox() { 4949 wp_enqueue_script( 'thickbox' ); 4950 wp_enqueue_style( 'thickbox' ); 4951 4952 if ( is_network_admin() ) { 4953 add_action( 'admin_head', '_thickbox_path_admin_subfolder' ); 4954 } 4955 } 4956 4957 /** 4958 * Displays the XHTML generator that is generated on the wp_head hook. 4959 * 4960 * See {@see 'wp_head'}. 4961 * 4962 * @since 2.5.0 4963 */ 4964 function wp_generator() { 4965 /** 4966 * Filters the output of the XHTML generator tag. 4967 * 4968 * @since 2.5.0 4969 * 4970 * @param string $generator_type The XHTML generator. 4971 */ 4972 the_generator( apply_filters( 'wp_generator_type', 'xhtml' ) ); 4973 } 4974 4975 /** 4976 * Displays the generator XML or Comment for RSS, ATOM, etc. 4977 * 4978 * Returns the correct generator type for the requested output format. Allows 4979 * for a plugin to filter generators overall the {@see 'the_generator'} filter. 4980 * 4981 * @since 2.5.0 4982 * 4983 * @param string $type The type of generator to output - (html|xhtml|atom|rss2|rdf|comment|export). 4984 */ 4985 function the_generator( $type ) { 4986 /** 4987 * Filters the output of the XHTML generator tag for display. 4988 * 4989 * @since 2.5.0 4990 * 4991 * @param string $generator_type The generator output. 4992 * @param string $type The type of generator to output. Accepts 'html', 4993 * 'xhtml', 'atom', 'rss2', 'rdf', 'comment', 'export'. 4994 */ 4995 echo apply_filters( 'the_generator', get_the_generator( $type ), $type ) . "\n"; 4996 } 4997 4998 /** 4999 * Creates the generator XML or Comment for RSS, ATOM, etc. 5000 * 5001 * Returns the correct generator type for the requested output format. Allows 5002 * for a plugin to filter generators on an individual basis using the 5003 * {@see 'get_the_generator_$type'} filter. 5004 * 5005 * @since 2.5.0 5006 * 5007 * @param string $type The type of generator to return - (html|xhtml|atom|rss2|rdf|comment|export). 5008 * @return string|void The HTML content for the generator. 5009 */ 5010 function get_the_generator( $type = '' ) { 5011 if ( empty( $type ) ) { 5012 5013 $current_filter = current_filter(); 5014 if ( empty( $current_filter ) ) { 5015 return; 5016 } 5017 5018 switch ( $current_filter ) { 5019 case 'rss2_head': 5020 case 'commentsrss2_head': 5021 $type = 'rss2'; 5022 break; 5023 case 'rss_head': 5024 case 'opml_head': 5025 $type = 'comment'; 5026 break; 5027 case 'rdf_header': 5028 $type = 'rdf'; 5029 break; 5030 case 'atom_head': 5031 case 'comments_atom_head': 5032 case 'app_head': 5033 $type = 'atom'; 5034 break; 5035 } 5036 } 5037 5038 switch ( $type ) { 5039 case 'html': 5040 $gen = '<meta name="generator" content="WordPress ' . esc_attr( get_bloginfo( 'version' ) ) . '">'; 5041 break; 5042 case 'xhtml': 5043 $gen = '<meta name="generator" content="WordPress ' . esc_attr( get_bloginfo( 'version' ) ) . '" />'; 5044 break; 5045 case 'atom': 5046 $gen = '<generator uri="https://wordpress.org/" version="' . esc_attr( get_bloginfo_rss( 'version' ) ) . '">WordPress</generator>'; 5047 break; 5048 case 'rss2': 5049 $gen = '<generator>' . sanitize_url( 'https://wordpress.org/?v=' . get_bloginfo_rss( 'version' ) ) . '</generator>'; 5050 break; 5051 case 'rdf': 5052 $gen = '<admin:generatorAgent rdf:resource="' . sanitize_url( 'https://wordpress.org/?v=' . get_bloginfo_rss( 'version' ) ) . '" />'; 5053 break; 5054 case 'comment': 5055 $gen = '<!-- generator="WordPress/' . esc_attr( get_bloginfo( 'version' ) ) . '" -->'; 5056 break; 5057 case 'export': 5058 $gen = '<!-- generator="WordPress/' . esc_attr( get_bloginfo_rss( 'version' ) ) . '" created="' . gmdate( 'Y-m-d H:i' ) . '" -->'; 5059 break; 5060 } 5061 5062 /** 5063 * Filters the HTML for the retrieved generator type. 5064 * 5065 * The dynamic portion of the hook name, `$type`, refers to the generator type. 5066 * 5067 * Possible hook names include: 5068 * 5069 * - `get_the_generator_atom` 5070 * - `get_the_generator_comment` 5071 * - `get_the_generator_export` 5072 * - `get_the_generator_html` 5073 * - `get_the_generator_rdf` 5074 * - `get_the_generator_rss2` 5075 * - `get_the_generator_xhtml` 5076 * 5077 * @since 2.5.0 5078 * 5079 * @param string $gen The HTML markup output to wp_head(). 5080 * @param string $type The type of generator. Accepts 'html', 'xhtml', 'atom', 5081 * 'rss2', 'rdf', 'comment', 'export'. 5082 */ 5083 return apply_filters( "get_the_generator_{$type}", $gen, $type ); 5084 } 5085 5086 /** 5087 * Outputs the HTML checked attribute. 5088 * 5089 * Compares the first two arguments and if identical marks as checked. 5090 * 5091 * @since 1.0.0 5092 * 5093 * @param mixed $checked One of the values to compare. 5094 * @param mixed $current Optional. The other value to compare if not just true. 5095 * Default true. 5096 * @param bool $display Optional. Whether to echo or just return the string. 5097 * Default true. 5098 * @return string HTML attribute or empty string. 5099 */ 5100 function checked( $checked, $current = true, $display = true ) { 5101 return __checked_selected_helper( $checked, $current, $display, 'checked' ); 5102 } 5103 5104 /** 5105 * Outputs the HTML selected attribute. 5106 * 5107 * Compares the first two arguments and if identical marks as selected. 5108 * 5109 * @since 1.0.0 5110 * 5111 * @param mixed $selected One of the values to compare. 5112 * @param mixed $current Optional. The other value to compare if not just true. 5113 * Default true. 5114 * @param bool $display Optional. Whether to echo or just return the string. 5115 * Default true. 5116 * @return string HTML attribute or empty string. 5117 */ 5118 function selected( $selected, $current = true, $display = true ) { 5119 return __checked_selected_helper( $selected, $current, $display, 'selected' ); 5120 } 5121 5122 /** 5123 * Outputs the HTML disabled attribute. 5124 * 5125 * Compares the first two arguments and if identical marks as disabled. 5126 * 5127 * @since 3.0.0 5128 * 5129 * @param mixed $disabled One of the values to compare. 5130 * @param mixed $current Optional. The other value to compare if not just true. 5131 * Default true. 5132 * @param bool $display Optional. Whether to echo or just return the string. 5133 * Default true. 5134 * @return string HTML attribute or empty string. 5135 */ 5136 function disabled( $disabled, $current = true, $display = true ) { 5137 return __checked_selected_helper( $disabled, $current, $display, 'disabled' ); 5138 } 5139 5140 /** 5141 * Outputs the HTML readonly attribute. 5142 * 5143 * Compares the first two arguments and if identical marks as readonly. 5144 * 5145 * @since 5.9.0 5146 * 5147 * @param mixed $readonly_value One of the values to compare. 5148 * @param mixed $current Optional. The other value to compare if not just true. 5149 * Default true. 5150 * @param bool $display Optional. Whether to echo or just return the string. 5151 * Default true. 5152 * @return string HTML attribute or empty string. 5153 */ 5154 function wp_readonly( $readonly_value, $current = true, $display = true ) { 5155 return __checked_selected_helper( $readonly_value, $current, $display, 'readonly' ); 5156 } 5157 5158 /* 5159 * Include a compat `readonly()` function on PHP < 8.1. Since PHP 8.1, 5160 * `readonly` is a reserved keyword and cannot be used as a function name. 5161 * In order to avoid PHP parser errors, this function was extracted 5162 * to a separate file and is only included conditionally on PHP < 8.1. 5163 */ 5164 if ( PHP_VERSION_ID < 80100 ) { 5165 require_once __DIR__ . '/php-compat/readonly.php'; 5166 } 5167 5168 /** 5169 * Private helper function for checked, selected, disabled and readonly. 5170 * 5171 * Compares the first two arguments and if identical marks as `$type`. 5172 * 5173 * @since 2.8.0 5174 * @access private 5175 * 5176 * @param mixed $helper One of the values to compare. 5177 * @param mixed $current The other value to compare if not just true. 5178 * @param bool $display Whether to echo or just return the string. 5179 * @param string $type The type of checked|selected|disabled|readonly we are doing. 5180 * @return string HTML attribute or empty string. 5181 */ 5182 function __checked_selected_helper( $helper, $current, $display, $type ) { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.FunctionDoubleUnderscore,PHPCompatibility.FunctionNameRestrictions.ReservedFunctionNames.FunctionDoubleUnderscore 5183 if ( (string) $helper === (string) $current ) { 5184 $result = " $type='$type'"; 5185 } else { 5186 $result = ''; 5187 } 5188 5189 if ( $display ) { 5190 echo $result; 5191 } 5192 5193 return $result; 5194 } 5195 5196 /** 5197 * Assigns a visual indicator for required form fields. 5198 * 5199 * @since 6.1.0 5200 * 5201 * @return string Indicator glyph wrapped in a `span` tag. 5202 */ 5203 function wp_required_field_indicator() { 5204 /* translators: Character to identify required form fields. */ 5205 $glyph = __( '*' ); 5206 $indicator = '<span class="required">' . esc_html( $glyph ) . '</span>'; 5207 5208 /** 5209 * Filters the markup for a visual indicator of required form fields. 5210 * 5211 * @since 6.1.0 5212 * 5213 * @param string $indicator Markup for the indicator element. 5214 */ 5215 return apply_filters( 'wp_required_field_indicator', $indicator ); 5216 } 5217 5218 /** 5219 * Creates a message to explain required form fields. 5220 * 5221 * @since 6.1.0 5222 * 5223 * @return string Message text and glyph wrapped in a `span` tag. 5224 */ 5225 function wp_required_field_message() { 5226 $message = sprintf( 5227 '<span class="required-field-message">%s</span>', 5228 /* translators: %s: Asterisk symbol (*). */ 5229 sprintf( __( 'Required fields are marked %s' ), wp_required_field_indicator() ) 5230 ); 5231 5232 /** 5233 * Filters the message to explain required form fields. 5234 * 5235 * @since 6.1.0 5236 * 5237 * @param string $message Message text and glyph wrapped in a `span` tag. 5238 */ 5239 return apply_filters( 'wp_required_field_message', $message ); 5240 } 5241 5242 /** 5243 * Default settings for heartbeat. 5244 * 5245 * Outputs the nonce used in the heartbeat XHR. 5246 * 5247 * @since 3.6.0 5248 * 5249 * @param array $settings 5250 * @return array Heartbeat settings. 5251 */ 5252 function wp_heartbeat_settings( $settings ) { 5253 if ( ! is_admin() ) { 5254 $settings['ajaxurl'] = admin_url( 'admin-ajax.php', 'relative' ); 5255 } 5256 5257 if ( is_user_logged_in() ) { 5258 $settings['nonce'] = wp_create_nonce( 'heartbeat-nonce' ); 5259 } 5260 5261 return $settings; 5262 }