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PHP Cross Reference of WordPress Trunk (Updated Daily) |
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1 <?php 2 /** 3 * Custom template tags for this theme. 4 * 5 * @package WordPress 6 * @subpackage Twenty_Twenty 7 * @since Twenty Twenty 1.0 8 */ 9 10 /** 11 * Table of Contents: 12 * Logo & Description 13 * Comments 14 * Post Meta 15 * Menus 16 * Classes 17 * Archives 18 * Miscellaneous 19 */ 20 21 /** 22 * Logo & Description 23 */ 24 /** 25 * Displays the site logo, either text or image. 26 * 27 * @param array $args Arguments for displaying the site logo either as an image or text. 28 * @param boolean $echo Echo or return the HTML. 29 * 30 * @return string $html Compiled HTML based on our arguments. 31 */ 32 function twentytwenty_site_logo( $args = array(), $echo = true ) { 33 $logo = get_custom_logo(); 34 $site_title = get_bloginfo( 'name' ); 35 $contents = ''; 36 $classname = ''; 37 38 $defaults = array( 39 'logo' => '%1$s<span class="screen-reader-text">%2$s</span>', 40 'logo_class' => 'site-logo', 41 'title' => '<a href="%1$s">%2$s</a>', 42 'title_class' => 'site-title', 43 'home_wrap' => '<h1 class="%1$s">%2$s</h1>', 44 'single_wrap' => '<div class="%1$s faux-heading">%2$s</div>', 45 'condition' => ( is_front_page() || is_home() ) && ! is_page(), 46 ); 47 48 $args = wp_parse_args( $args, $defaults ); 49 50 /** 51 * Filters the arguments for `twentytwenty_site_logo()`. 52 * 53 * @param array $args Parsed arguments. 54 * @param array $defaults Function's default arguments. 55 */ 56 $args = apply_filters( 'twentytwenty_site_logo_args', $args, $defaults ); 57 58 if ( has_custom_logo() ) { 59 $contents = sprintf( $args['logo'], $logo, esc_html( $site_title ) ); 60 $classname = $args['logo_class']; 61 } else { 62 $contents = sprintf( $args['title'], esc_url( get_home_url( null, '/' ) ), esc_html( $site_title ) ); 63 $classname = $args['title_class']; 64 } 65 66 $wrap = $args['condition'] ? 'home_wrap' : 'single_wrap'; 67 68 $html = sprintf( $args[ $wrap ], $classname, $contents ); 69 70 /** 71 * Filters the arguments for `twentytwenty_site_logo()`. 72 * 73 * @param string $html Compiled html based on our arguments. 74 * @param array $args Parsed arguments. 75 * @param string $classname Class name based on current view, home or single. 76 * @param string $contents HTML for site title or logo. 77 */ 78 $html = apply_filters( 'twentytwenty_site_logo', $html, $args, $classname, $contents ); 79 80 if ( ! $echo ) { 81 return $html; 82 } 83 84 echo $html; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped 85 86 } 87 88 /** 89 * Displays the site description. 90 * 91 * @param boolean $echo Echo or return the html. 92 * 93 * @return string $html The HTML to display. 94 */ 95 function twentytwenty_site_description( $echo = true ) { 96 $description = get_bloginfo( 'description' ); 97 98 if ( ! $description ) { 99 return; 100 } 101 102 $wrapper = '<div class="site-description">%s</div><!-- .site-description -->'; 103 104 $html = sprintf( $wrapper, esc_html( $description ) ); 105 106 /** 107 * Filters the html for the site description. 108 * 109 * @since Twenty Twenty 1.0 110 * 111 * @param string $html The HTML to display. 112 * @param string $description Site description via `bloginfo()`. 113 * @param string $wrapper The format used in case you want to reuse it in a `sprintf()`. 114 */ 115 $html = apply_filters( 'twentytwenty_site_description', $html, $description, $wrapper ); 116 117 if ( ! $echo ) { 118 return $html; 119 } 120 121 echo $html; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped 122 } 123 124 /** 125 * Comments 126 */ 127 /** 128 * Check if the specified comment is written by the author of the post commented on. 129 * 130 * @param object $comment Comment data. 131 * 132 * @return bool 133 */ 134 function twentytwenty_is_comment_by_post_author( $comment = null ) { 135 136 if ( is_object( $comment ) && $comment->user_id > 0 ) { 137 138 $user = get_userdata( $comment->user_id ); 139 $post = get_post( $comment->comment_post_ID ); 140 141 if ( ! empty( $user ) && ! empty( $post ) ) { 142 143 return $comment->user_id === $post->post_author; 144 145 } 146 } 147 return false; 148 149 } 150 151 /** 152 * Filter comment reply link to not JS scroll. 153 * Filter the comment reply link to add a class indicating it should not use JS slow-scroll, as it 154 * makes it scroll to the wrong position on the page. 155 * 156 * @param string $link Link to the top of the page. 157 * 158 * @return string $link Link to the top of the page. 159 */ 160 function twentytwenty_filter_comment_reply_link( $link ) { 161 162 $link = str_replace( 'class=\'', 'class=\'do-not-scroll ', $link ); 163 return $link; 164 165 } 166 167 add_filter( 'comment_reply_link', 'twentytwenty_filter_comment_reply_link' ); 168 169 /** 170 * Post Meta 171 */ 172 /** 173 * Get and Output Post Meta. 174 * If it's a single post, output the post meta values specified in the Customizer settings. 175 * 176 * @param int $post_id The ID of the post for which the post meta should be output. 177 * @param string $location Which post meta location to output – single or preview. 178 */ 179 function twentytwenty_the_post_meta( $post_id = null, $location = 'single-top' ) { 180 181 echo twentytwenty_get_post_meta( $post_id, $location ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Escaped in twentytwenty_get_post_meta(). 182 183 } 184 185 /** 186 * Filters the edit post link to add an icon and use the post meta structure. 187 * 188 * @param string $link Anchor tag for the edit link. 189 * @param int $post_id Post ID. 190 * @param string $text Anchor text. 191 */ 192 function twentytwenty_edit_post_link( $link, $post_id, $text ) { 193 if ( is_admin() ) { 194 return $link; 195 } 196 197 $edit_url = get_edit_post_link( $post_id ); 198 199 if ( ! $edit_url ) { 200 return; 201 } 202 203 $text = sprintf( 204 wp_kses( 205 /* translators: %s: Post title. Only visible to screen readers. */ 206 __( 'Edit <span class="screen-reader-text">%s</span>', 'twentytwenty' ), 207 array( 208 'span' => array( 209 'class' => array(), 210 ), 211 ) 212 ), 213 get_the_title( $post_id ) 214 ); 215 216 return '<div class="post-meta-wrapper post-meta-edit-link-wrapper"><ul class="post-meta"><li class="post-edit meta-wrapper"><span class="meta-icon">' . twentytwenty_get_theme_svg( 'edit' ) . '</span><span class="meta-text"><a href="' . esc_url( $edit_url ) . '">' . $text . '</a></span></li></ul><!-- .post-meta --></div><!-- .post-meta-wrapper -->'; 217 218 } 219 220 add_filter( 'edit_post_link', 'twentytwenty_edit_post_link', 10, 3 ); 221 222 /** 223 * Get the post meta. 224 * 225 * @param int $post_id The ID of the post. 226 * @param string $location The location where the meta is shown. 227 */ 228 function twentytwenty_get_post_meta( $post_id = null, $location = 'single-top' ) { 229 230 // Require post ID. 231 if ( ! $post_id ) { 232 return; 233 } 234 235 /** 236 * Filters post types array 237 * 238 * This filter can be used to hide post meta information of post, page or custom post type registerd by child themes or plugins 239 * 240 * @since Twenty Twenty 1.0 241 * 242 * @param array Array of post types 243 */ 244 $disallowed_post_types = apply_filters( 'twentytwenty_disallowed_post_types_for_meta_output', array( 'page' ) ); 245 // Check whether the post type is allowed to output post meta. 246 if ( in_array( get_post_type( $post_id ), $disallowed_post_types, true ) ) { 247 return; 248 } 249 250 $post_meta_wrapper_classes = ''; 251 $post_meta_classes = ''; 252 253 // Get the post meta settings for the location specified. 254 if ( 'single-top' === $location ) { 255 /** 256 * Filters post meta info visibility 257 * 258 * Use this filter to hide post meta information like Author, Post date, Comments, Is sticky status 259 * 260 * @since Twenty Twenty 1.0 261 * 262 * @param array $args { 263 * @type string 'author' 264 * @type string 'post-date' 265 * @type string 'comments' 266 * @type string 'sticky' 267 * } 268 */ 269 $post_meta = apply_filters( 270 'twentytwenty_post_meta_location_single_top', 271 array( 272 'author', 273 'post-date', 274 'comments', 275 'sticky', 276 ) 277 ); 278 279 $post_meta_wrapper_classes = ' post-meta-single post-meta-single-top'; 280 281 } elseif ( 'single-bottom' === $location ) { 282 283 /** 284 * Filters post tags visibility 285 * 286 * Use this filter to hide post tags 287 * 288 * @since Twenty Twenty 1.0 289 * 290 * @param array $args { 291 * @type string 'tags' 292 * } 293 */ 294 $post_meta = apply_filters( 295 'twentytwenty_post_meta_location_single_bottom', 296 array( 297 'tags', 298 ) 299 ); 300 301 $post_meta_wrapper_classes = ' post-meta-single post-meta-single-bottom'; 302 303 } 304 305 // If the post meta setting has the value 'empty', it's explicitly empty and the default post meta shouldn't be output. 306 if ( $post_meta && ! in_array( 'empty', $post_meta, true ) ) { 307 308 // Make sure we don't output an empty container. 309 $has_meta = false; 310 311 global $post; 312 $the_post = get_post( $post_id ); 313 setup_postdata( $the_post ); 314 315 ob_start(); 316 317 ?> 318 319 <div class="post-meta-wrapper<?php echo esc_attr( $post_meta_wrapper_classes ); ?>"> 320 321 <ul class="post-meta<?php echo esc_attr( $post_meta_classes ); ?>"> 322 323 <?php 324 325 /** 326 * Fires before post meta html display. 327 * 328 * Allow output of additional post meta info to be added by child themes and plugins. 329 * 330 * @since Twenty Twenty 1.0 331 * @since Twenty Twenty 1.1 Added the `$post_meta` and `$location` parameters. 332 * 333 * @param int $post_id Post ID. 334 * @param array $post_meta An array of post meta information. 335 * @param string $location The location where the meta is shown. 336 * Accepts 'single-top' or 'single-bottom'. 337 */ 338 do_action( 'twentytwenty_start_of_post_meta_list', $post_id, $post_meta, $location ); 339 340 // Author. 341 if ( post_type_supports( get_post_type( $post_id ), 'author' ) && in_array( 'author', $post_meta, true ) ) { 342 343 $has_meta = true; 344 ?> 345 <li class="post-author meta-wrapper"> 346 <span class="meta-icon"> 347 <span class="screen-reader-text"><?php _e( 'Post author', 'twentytwenty' ); ?></span> 348 <?php twentytwenty_the_theme_svg( 'user' ); ?> 349 </span> 350 <span class="meta-text"> 351 <?php 352 printf( 353 /* translators: %s: Author name. */ 354 __( 'By %s', 'twentytwenty' ), 355 '<a href="' . esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ) . '">' . esc_html( get_the_author_meta( 'display_name' ) ) . '</a>' 356 ); 357 ?> 358 </span> 359 </li> 360 <?php 361 362 } 363 364 // Post date. 365 if ( in_array( 'post-date', $post_meta, true ) ) { 366 367 $has_meta = true; 368 ?> 369 <li class="post-date meta-wrapper"> 370 <span class="meta-icon"> 371 <span class="screen-reader-text"><?php _e( 'Post date', 'twentytwenty' ); ?></span> 372 <?php twentytwenty_the_theme_svg( 'calendar' ); ?> 373 </span> 374 <span class="meta-text"> 375 <a href="<?php the_permalink(); ?>"><?php the_time( get_option( 'date_format' ) ); ?></a> 376 </span> 377 </li> 378 <?php 379 380 } 381 382 // Categories. 383 if ( in_array( 'categories', $post_meta, true ) && has_category() ) { 384 385 $has_meta = true; 386 ?> 387 <li class="post-categories meta-wrapper"> 388 <span class="meta-icon"> 389 <span class="screen-reader-text"><?php _e( 'Categories', 'twentytwenty' ); ?></span> 390 <?php twentytwenty_the_theme_svg( 'folder' ); ?> 391 </span> 392 <span class="meta-text"> 393 <?php _ex( 'In', 'A string that is output before one or more categories', 'twentytwenty' ); ?> <?php the_category( ', ' ); ?> 394 </span> 395 </li> 396 <?php 397 398 } 399 400 // Tags. 401 if ( in_array( 'tags', $post_meta, true ) && has_tag() ) { 402 403 $has_meta = true; 404 ?> 405 <li class="post-tags meta-wrapper"> 406 <span class="meta-icon"> 407 <span class="screen-reader-text"><?php _e( 'Tags', 'twentytwenty' ); ?></span> 408 <?php twentytwenty_the_theme_svg( 'tag' ); ?> 409 </span> 410 <span class="meta-text"> 411 <?php the_tags( '', ', ', '' ); ?> 412 </span> 413 </li> 414 <?php 415 416 } 417 418 // Comments link. 419 if ( in_array( 'comments', $post_meta, true ) && ! post_password_required() && ( comments_open() || get_comments_number() ) ) { 420 421 $has_meta = true; 422 ?> 423 <li class="post-comment-link meta-wrapper"> 424 <span class="meta-icon"> 425 <?php twentytwenty_the_theme_svg( 'comment' ); ?> 426 </span> 427 <span class="meta-text"> 428 <?php comments_popup_link(); ?> 429 </span> 430 </li> 431 <?php 432 433 } 434 435 // Sticky. 436 if ( in_array( 'sticky', $post_meta, true ) && is_sticky() ) { 437 438 $has_meta = true; 439 ?> 440 <li class="post-sticky meta-wrapper"> 441 <span class="meta-icon"> 442 <?php twentytwenty_the_theme_svg( 'bookmark' ); ?> 443 </span> 444 <span class="meta-text"> 445 <?php _e( 'Sticky post', 'twentytwenty' ); ?> 446 </span> 447 </li> 448 <?php 449 450 } 451 452 /** 453 * Fires after post meta html display. 454 * 455 * Allow output of additional post meta info to be added by child themes and plugins. 456 * 457 * @since Twenty Twenty 1.0 458 * @since Twenty Twenty 1.1 Added the `$post_meta` and `$location` parameters. 459 * 460 * @param int $post_id Post ID. 461 * @param array $post_meta An array of post meta information. 462 * @param string $location The location where the meta is shown. 463 * Accepts 'single-top' or 'single-bottom'. 464 */ 465 do_action( 'twentytwenty_end_of_post_meta_list', $post_id, $post_meta, $location ); 466 467 ?> 468 469 </ul><!-- .post-meta --> 470 471 </div><!-- .post-meta-wrapper --> 472 473 <?php 474 475 wp_reset_postdata(); 476 477 $meta_output = ob_get_clean(); 478 479 // If there is meta to output, return it. 480 if ( $has_meta && $meta_output ) { 481 482 return $meta_output; 483 484 } 485 } 486 487 } 488 489 /** 490 * Menus 491 */ 492 /** 493 * Filter Classes of wp_list_pages items to match menu items. 494 * Filter the class applied to wp_list_pages() items with children to match the menu class, to simplify. 495 * styling of sub levels in the fallback. Only applied if the match_menu_classes argument is set. 496 * 497 * @param array $css_class CSS Class names. 498 * @param string $item Comment. 499 * @param int $depth Depth of the current comment. 500 * @param array $args An array of arguments. 501 * @param string $current_page Whether or not the item is the current item. 502 * 503 * @return array $css_class CSS Class names. 504 */ 505 function twentytwenty_filter_wp_list_pages_item_classes( $css_class, $item, $depth, $args, $current_page ) { 506 507 // Only apply to wp_list_pages() calls with match_menu_classes set to true. 508 $match_menu_classes = isset( $args['match_menu_classes'] ); 509 510 if ( ! $match_menu_classes ) { 511 return $css_class; 512 } 513 514 // Add current menu item class. 515 if ( in_array( 'current_page_item', $css_class, true ) ) { 516 $css_class[] = 'current-menu-item'; 517 } 518 519 // Add menu item has children class. 520 if ( in_array( 'page_item_has_children', $css_class, true ) ) { 521 $css_class[] = 'menu-item-has-children'; 522 } 523 524 return $css_class; 525 526 } 527 528 add_filter( 'page_css_class', 'twentytwenty_filter_wp_list_pages_item_classes', 10, 5 ); 529 530 /** 531 * Add a Sub Nav Toggle to the Expanded Menu and Mobile Menu. 532 * 533 * @param stdClass $args An array of arguments. 534 * @param string $item Menu item. 535 * @param int $depth Depth of the current menu item. 536 * 537 * @return stdClass $args An object of wp_nav_menu() arguments. 538 */ 539 function twentytwenty_add_sub_toggles_to_main_menu( $args, $item, $depth ) { 540 541 // Add sub menu toggles to the Expanded Menu with toggles. 542 if ( isset( $args->show_toggles ) && $args->show_toggles ) { 543 544 // Wrap the menu item link contents in a div, used for positioning. 545 $args->before = '<div class="ancestor-wrapper">'; 546 $args->after = ''; 547 548 // Add a toggle to items with children. 549 if ( in_array( 'menu-item-has-children', $item->classes, true ) ) { 550 551 $toggle_target_string = '.menu-modal .menu-item-' . $item->ID . ' > .sub-menu'; 552 $toggle_duration = twentytwenty_toggle_duration(); 553 554 // Add the sub menu toggle. 555 $args->after .= '<button class="toggle sub-menu-toggle fill-children-current-color" data-toggle-target="' . $toggle_target_string . '" data-toggle-type="slidetoggle" data-toggle-duration="' . absint( $toggle_duration ) . '" aria-expanded="false"><span class="screen-reader-text">' . __( 'Show sub menu', 'twentytwenty' ) . '</span>' . twentytwenty_get_theme_svg( 'chevron-down' ) . '</button>'; 556 557 } 558 559 // Close the wrapper. 560 $args->after .= '</div><!-- .ancestor-wrapper -->'; 561 562 // Add sub menu icons to the primary menu without toggles. 563 } elseif ( 'primary' === $args->theme_location ) { 564 if ( in_array( 'menu-item-has-children', $item->classes, true ) ) { 565 $args->after = '<span class="icon"></span>'; 566 } else { 567 $args->after = ''; 568 } 569 } 570 571 return $args; 572 573 } 574 575 add_filter( 'nav_menu_item_args', 'twentytwenty_add_sub_toggles_to_main_menu', 10, 3 ); 576 577 /** 578 * Display SVG icons in social links menu. 579 * 580 * @param string $item_output The menu item output. 581 * @param WP_Post $item Menu item object. 582 * @param int $depth Depth of the menu. 583 * @param array $args wp_nav_menu() arguments. 584 * @return string $item_output The menu item output with social icon. 585 */ 586 function twentytwenty_nav_menu_social_icons( $item_output, $item, $depth, $args ) { 587 // Change SVG icon inside social links menu if there is supported URL. 588 if ( 'social' === $args->theme_location ) { 589 $svg = TwentyTwenty_SVG_Icons::get_social_link_svg( $item->url ); 590 if ( empty( $svg ) ) { 591 $svg = twentytwenty_get_theme_svg( 'link' ); 592 } 593 $item_output = str_replace( $args->link_after, '</span>' . $svg, $item_output ); 594 } 595 596 return $item_output; 597 } 598 599 add_filter( 'walker_nav_menu_start_el', 'twentytwenty_nav_menu_social_icons', 10, 4 ); 600 601 /** 602 * Classes 603 */ 604 /** 605 * Add No-JS Class. 606 * If we're missing JavaScript support, the HTML element will have a no-js class. 607 */ 608 function twentytwenty_no_js_class() { 609 610 ?> 611 <script>document.documentElement.className = document.documentElement.className.replace( 'no-js', 'js' );</script> 612 <?php 613 614 } 615 616 add_action( 'wp_head', 'twentytwenty_no_js_class' ); 617 618 /** 619 * Add conditional body classes. 620 * 621 * @param array $classes Classes added to the body tag. 622 * 623 * @return array $classes Classes added to the body tag. 624 */ 625 function twentytwenty_body_classes( $classes ) { 626 627 global $post; 628 $post_type = isset( $post ) ? $post->post_type : false; 629 630 // Check whether we're singular. 631 if ( is_singular() ) { 632 $classes[] = 'singular'; 633 } 634 635 // Check whether the current page should have an overlay header. 636 if ( is_page_template( array( 'templates/template-cover.php' ) ) ) { 637 $classes[] = 'overlay-header'; 638 } 639 640 // Check whether the current page has full-width content. 641 if ( is_page_template( array( 'templates/template-full-width.php' ) ) ) { 642 $classes[] = 'has-full-width-content'; 643 } 644 645 // Check for enabled search. 646 if ( true === get_theme_mod( 'enable_header_search', true ) ) { 647 $classes[] = 'enable-search-modal'; 648 } 649 650 // Check for post thumbnail. 651 if ( is_singular() && has_post_thumbnail() ) { 652 $classes[] = 'has-post-thumbnail'; 653 } elseif ( is_singular() ) { 654 $classes[] = 'missing-post-thumbnail'; 655 } 656 657 // Check whether we're in the customizer preview. 658 if ( is_customize_preview() ) { 659 $classes[] = 'customizer-preview'; 660 } 661 662 // Check if posts have single pagination. 663 if ( is_single() && ( get_next_post() || get_previous_post() ) ) { 664 $classes[] = 'has-single-pagination'; 665 } else { 666 $classes[] = 'has-no-pagination'; 667 } 668 669 // Check if we're showing comments. 670 if ( $post && ( ( 'post' === $post_type || comments_open() || get_comments_number() ) && ! post_password_required() ) ) { 671 $classes[] = 'showing-comments'; 672 } else { 673 $classes[] = 'not-showing-comments'; 674 } 675 676 // Check if avatars are visible. 677 $classes[] = get_option( 'show_avatars' ) ? 'show-avatars' : 'hide-avatars'; 678 679 // Slim page template class names (class = name - file suffix). 680 if ( is_page_template() ) { 681 $classes[] = basename( get_page_template_slug(), '.php' ); 682 } 683 684 // Check for the elements output in the top part of the footer. 685 $has_footer_menu = has_nav_menu( 'footer' ); 686 $has_social_menu = has_nav_menu( 'social' ); 687 $has_sidebar_1 = is_active_sidebar( 'sidebar-1' ); 688 $has_sidebar_2 = is_active_sidebar( 'sidebar-2' ); 689 690 // Add a class indicating whether those elements are output. 691 if ( $has_footer_menu || $has_social_menu || $has_sidebar_1 || $has_sidebar_2 ) { 692 $classes[] = 'footer-top-visible'; 693 } else { 694 $classes[] = 'footer-top-hidden'; 695 } 696 697 // Get header/footer background color. 698 $header_footer_background = get_theme_mod( 'header_footer_background_color', '#ffffff' ); 699 $header_footer_background = strtolower( '#' . ltrim( $header_footer_background, '#' ) ); 700 701 // Get content background color. 702 $background_color = get_theme_mod( 'background_color', 'f5efe0' ); 703 $background_color = strtolower( '#' . ltrim( $background_color, '#' ) ); 704 705 // Add extra class if main background and header/footer background are the same color. 706 if ( $background_color === $header_footer_background ) { 707 $classes[] = 'reduced-spacing'; 708 } 709 710 return $classes; 711 712 } 713 714 add_filter( 'body_class', 'twentytwenty_body_classes' ); 715 716 /** 717 * Archives 718 */ 719 /** 720 * Filters the archive title and styles the word before the first colon. 721 * 722 * @param string $title Current archive title. 723 * 724 * @return string $title Current archive title. 725 */ 726 function twentytwenty_get_the_archive_title( $title ) { 727 728 $regex = apply_filters( 729 'twentytwenty_get_the_archive_title_regex', 730 array( 731 'pattern' => '/(\A[^\:]+\:)/', 732 'replacement' => '<span class="color-accent">$1</span>', 733 ) 734 ); 735 736 if ( empty( $regex ) ) { 737 738 return $title; 739 740 } 741 742 return preg_replace( $regex['pattern'], $regex['replacement'], $title ); 743 744 } 745 746 add_filter( 'get_the_archive_title', 'twentytwenty_get_the_archive_title' ); 747 748 /** 749 * Miscellaneous 750 */ 751 /** 752 * Toggle animation duration in milliseconds. 753 * 754 * @return integer Duration in milliseconds 755 */ 756 function twentytwenty_toggle_duration() { 757 /** 758 * Filters the animation duration/speed used usually for submenu toggles. 759 * 760 * @since Twenty Twenty 1.0 761 * 762 * @param integer $duration Duration in milliseconds. 763 */ 764 $duration = apply_filters( 'twentytwenty_toggle_duration', 250 ); 765 766 return $duration; 767 } 768 769 /** 770 * Get unique ID. 771 * 772 * This is a PHP implementation of Underscore's uniqueId method. A static variable 773 * contains an integer that is incremented with each call. This number is returned 774 * with the optional prefix. As such the returned value is not universally unique, 775 * but it is unique across the life of the PHP process. 776 * 777 * @see wp_unique_id() Themes requiring WordPress 5.0.3 and greater should use this instead. 778 * 779 * @staticvar int $id_counter 780 * 781 * @param string $prefix Prefix for the returned ID. 782 * @return string Unique ID. 783 */ 784 function twentytwenty_unique_id( $prefix = '' ) { 785 static $id_counter = 0; 786 if ( function_exists( 'wp_unique_id' ) ) { 787 return wp_unique_id( $prefix ); 788 } 789 return $prefix . (string) ++$id_counter; 790 }
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| Generated : Sat Jun 6 08:20:01 2020 | Cross-referenced by PHPXref |