| [ Index ] |
PHP Cross Reference of WordPress |
[Summary view] [Print] [Text view]
1 <?php 2 /** 3 * Twenty Thirteen functions and definitions 4 * 5 * Sets up the theme and provides some helper functions, which are used in the 6 * theme as custom template tags. Others are attached to action and filter 7 * hooks in WordPress to change core functionality. 8 * 9 * When using a child theme you can override certain functions (those wrapped 10 * in a function_exists() call) by defining them first in your child theme's 11 * functions.php file. The child theme's functions.php file is included before 12 * the parent theme's file, so the child theme functions would be used. 13 * 14 * @link https://developer.wordpress.org/themes/basics/theme-functions/ 15 * @link https://developer.wordpress.org/themes/advanced-topics/child-themes/ 16 * 17 * Functions that are not pluggable (not wrapped in function_exists()) are 18 * instead attached to a filter or action hook. 19 * 20 * For more information on hooks, actions, and filters, @link https://developer.wordpress.org/plugins/ 21 * 22 * @package WordPress 23 * @subpackage Twenty_Thirteen 24 * @since Twenty Thirteen 1.0 25 */ 26 27 /* 28 * Set up the content width value based on the theme's design. 29 * 30 * @see twentythirteen_content_width() for template-specific adjustments. 31 */ 32 if ( ! isset( $content_width ) ) { 33 $content_width = 604; 34 } 35 36 /** 37 * Add support for a custom header image. 38 */ 39 require get_template_directory() . '/inc/custom-header.php'; 40 41 /** 42 * Twenty Thirteen only works in WordPress 3.6 or later. 43 */ 44 if ( version_compare( $GLOBALS['wp_version'], '3.6-alpha', '<' ) ) { 45 require get_template_directory() . '/inc/back-compat.php'; 46 } 47 48 /** 49 * Twenty Thirteen setup. 50 * 51 * Sets up theme defaults and registers the various WordPress features that 52 * Twenty Thirteen supports. 53 * 54 * @uses load_theme_textdomain() For translation/localization support. 55 * @uses add_editor_style() To add Visual Editor stylesheets. 56 * @uses add_theme_support() To add support for automatic feed links, post 57 * formats, and post thumbnails. 58 * @uses register_nav_menu() To add support for a navigation menu. 59 * @uses set_post_thumbnail_size() To set a custom post thumbnail size. 60 * 61 * @since Twenty Thirteen 1.0 62 */ 63 function twentythirteen_setup() { 64 /* 65 * Makes Twenty Thirteen available for translation. 66 * 67 * Translations can be filed at WordPress.org. See: https://translate.wordpress.org/projects/wp-themes/twentythirteen 68 * If you're building a theme based on Twenty Thirteen, use a find and 69 * replace to change 'twentythirteen' to the name of your theme in all 70 * template files. 71 */ 72 load_theme_textdomain( 'twentythirteen' ); 73 74 /* 75 * This theme styles the visual editor to resemble the theme style, 76 * specifically font, colors, icons, and column width. 77 */ 78 add_editor_style( array( 'css/editor-style.css', 'genericons/genericons.css', twentythirteen_fonts_url() ) ); 79 80 // Load regular editor styles into the new block-based editor. 81 add_theme_support( 'editor-styles' ); 82 83 // Load default block styles. 84 add_theme_support( 'wp-block-styles' ); 85 86 // Add support for full and wide align images. 87 add_theme_support( 'align-wide' ); 88 89 // Add support for responsive embeds. 90 add_theme_support( 'responsive-embeds' ); 91 92 // Add support for custom color scheme. 93 add_theme_support( 94 'editor-color-palette', 95 array( 96 array( 97 'name' => __( 'Dark Gray', 'twentythirteen' ), 98 'slug' => 'dark-gray', 99 'color' => '#141412', 100 ), 101 array( 102 'name' => __( 'Red', 'twentythirteen' ), 103 'slug' => 'red', 104 'color' => '#bc360a', 105 ), 106 array( 107 'name' => __( 'Medium Orange', 'twentythirteen' ), 108 'slug' => 'medium-orange', 109 'color' => '#db572f', 110 ), 111 array( 112 'name' => __( 'Light Orange', 'twentythirteen' ), 113 'slug' => 'light-orange', 114 'color' => '#ea9629', 115 ), 116 array( 117 'name' => __( 'Yellow', 'twentythirteen' ), 118 'slug' => 'yellow', 119 'color' => '#fbca3c', 120 ), 121 array( 122 'name' => __( 'White', 'twentythirteen' ), 123 'slug' => 'white', 124 'color' => '#fff', 125 ), 126 array( 127 'name' => __( 'Dark Brown', 'twentythirteen' ), 128 'slug' => 'dark-brown', 129 'color' => '#220e10', 130 ), 131 array( 132 'name' => __( 'Medium Brown', 'twentythirteen' ), 133 'slug' => 'medium-brown', 134 'color' => '#722d19', 135 ), 136 array( 137 'name' => __( 'Light Brown', 'twentythirteen' ), 138 'slug' => 'light-brown', 139 'color' => '#eadaa6', 140 ), 141 array( 142 'name' => __( 'Beige', 'twentythirteen' ), 143 'slug' => 'beige', 144 'color' => '#e8e5ce', 145 ), 146 array( 147 'name' => __( 'Off-white', 'twentythirteen' ), 148 'slug' => 'off-white', 149 'color' => '#f7f5e7', 150 ), 151 ) 152 ); 153 154 // Adds RSS feed links to <head> for posts and comments. 155 add_theme_support( 'automatic-feed-links' ); 156 157 /* 158 * Switches default core markup for search form, comment form, 159 * and comments to output valid HTML5. 160 */ 161 add_theme_support( 162 'html5', 163 array( 164 'search-form', 165 'comment-form', 166 'comment-list', 167 'gallery', 168 'caption', 169 'script', 170 'style', 171 ) 172 ); 173 174 /* 175 * This theme supports all available post formats by default. 176 * See https://wordpress.org/support/article/post-formats/ 177 */ 178 add_theme_support( 179 'post-formats', 180 array( 181 'aside', 182 'audio', 183 'chat', 184 'gallery', 185 'image', 186 'link', 187 'quote', 188 'status', 189 'video', 190 ) 191 ); 192 193 // This theme uses wp_nav_menu() in one location. 194 register_nav_menu( 'primary', __( 'Navigation Menu', 'twentythirteen' ) ); 195 196 /* 197 * This theme uses a custom image size for featured images, displayed on 198 * "standard" posts and pages. 199 */ 200 add_theme_support( 'post-thumbnails' ); 201 set_post_thumbnail_size( 604, 270, true ); 202 203 // This theme uses its own gallery styles. 204 add_filter( 'use_default_gallery_style', '__return_false' ); 205 206 // Indicate widget sidebars can use selective refresh in the Customizer. 207 add_theme_support( 'customize-selective-refresh-widgets' ); 208 } 209 add_action( 'after_setup_theme', 'twentythirteen_setup' ); 210 211 /** 212 * Return the Google font stylesheet URL, if available. 213 * 214 * The use of Source Sans Pro and Bitter by default is localized. For languages 215 * that use characters not supported by the font, the font can be disabled. 216 * 217 * @since Twenty Thirteen 1.0 218 * 219 * @return string Font stylesheet or empty string if disabled. 220 */ 221 function twentythirteen_fonts_url() { 222 $fonts_url = ''; 223 224 /* 225 * translators: If there are characters in your language that are not supported 226 * by Source Sans Pro, translate this to 'off'. Do not translate into your own language. 227 */ 228 $source_sans_pro = _x( 'on', 'Source Sans Pro font: on or off', 'twentythirteen' ); 229 230 /* 231 * translators: If there are characters in your language that are not supported 232 * by Bitter, translate this to 'off'. Do not translate into your own language. 233 */ 234 $bitter = _x( 'on', 'Bitter font: on or off', 'twentythirteen' ); 235 236 if ( 'off' !== $source_sans_pro || 'off' !== $bitter ) { 237 $font_families = array(); 238 239 if ( 'off' !== $source_sans_pro ) { 240 $font_families[] = 'Source Sans Pro:300,400,700,300italic,400italic,700italic'; 241 } 242 243 if ( 'off' !== $bitter ) { 244 $font_families[] = 'Bitter:400,700'; 245 } 246 247 $query_args = array( 248 'family' => urlencode( implode( '|', $font_families ) ), 249 'subset' => urlencode( 'latin,latin-ext' ), 250 'display' => urlencode( 'fallback' ), 251 ); 252 $fonts_url = add_query_arg( $query_args, 'https://fonts.googleapis.com/css' ); 253 } 254 255 return $fonts_url; 256 } 257 258 /** 259 * Enqueue scripts and styles for the front end. 260 * 261 * @since Twenty Thirteen 1.0 262 */ 263 function twentythirteen_scripts_styles() { 264 /* 265 * Adds JavaScript to pages with the comment form to support 266 * sites with threaded comments (when in use). 267 */ 268 if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) { 269 wp_enqueue_script( 'comment-reply' ); 270 } 271 272 // Adds Masonry to handle vertical alignment of footer widgets. 273 if ( is_active_sidebar( 'sidebar-1' ) ) { 274 wp_enqueue_script( 'jquery-masonry' ); 275 } 276 277 // Loads JavaScript file with functionality specific to Twenty Thirteen. 278 wp_enqueue_script( 'twentythirteen-script', get_template_directory_uri() . '/js/functions.js', array( 'jquery' ), '20171218', true ); 279 280 // Add Source Sans Pro and Bitter fonts, used in the main stylesheet. 281 wp_enqueue_style( 'twentythirteen-fonts', twentythirteen_fonts_url(), array(), null ); 282 283 // Add Genericons font, used in the main stylesheet. 284 wp_enqueue_style( 'genericons', get_template_directory_uri() . '/genericons/genericons.css', array(), '3.0.3' ); 285 286 // Loads our main stylesheet. 287 wp_enqueue_style( 'twentythirteen-style', get_stylesheet_uri(), array(), '20190507' ); 288 289 // Theme block stylesheet. 290 wp_enqueue_style( 'twentythirteen-block-style', get_template_directory_uri() . '/css/blocks.css', array( 'twentythirteen-style' ), '20190102' ); 291 292 // Loads the Internet Explorer specific stylesheet. 293 wp_enqueue_style( 'twentythirteen-ie', get_template_directory_uri() . '/css/ie.css', array( 'twentythirteen-style' ), '20150214' ); 294 wp_style_add_data( 'twentythirteen-ie', 'conditional', 'lt IE 9' ); 295 } 296 add_action( 'wp_enqueue_scripts', 'twentythirteen_scripts_styles' ); 297 298 /** 299 * Add preconnect for Google Fonts. 300 * 301 * @since Twenty Thirteen 2.1 302 * 303 * @param array $urls URLs to print for resource hints. 304 * @param string $relation_type The relation type the URLs are printed. 305 * @return array URLs to print for resource hints. 306 */ 307 function twentythirteen_resource_hints( $urls, $relation_type ) { 308 if ( wp_style_is( 'twentythirteen-fonts', 'queue' ) && 'preconnect' === $relation_type ) { 309 if ( version_compare( $GLOBALS['wp_version'], '4.7-alpha', '>=' ) ) { 310 $urls[] = array( 311 'href' => 'https://fonts.gstatic.com', 312 'crossorigin', 313 ); 314 } else { 315 $urls[] = 'https://fonts.gstatic.com'; 316 } 317 } 318 319 return $urls; 320 } 321 add_filter( 'wp_resource_hints', 'twentythirteen_resource_hints', 10, 2 ); 322 323 /** 324 * Enqueue styles for the block-based editor. 325 * 326 * @since Twenty Thirteen 2.5 327 */ 328 function twentythirteen_block_editor_styles() { 329 // Block styles. 330 wp_enqueue_style( 'twentythirteen-block-editor-style', get_template_directory_uri() . '/css/editor-blocks.css', array(), '20190102' ); 331 // Add custom fonts. 332 wp_enqueue_style( 'twentythirteen-fonts', twentythirteen_fonts_url(), array(), null ); 333 } 334 add_action( 'enqueue_block_editor_assets', 'twentythirteen_block_editor_styles' ); 335 336 /** 337 * Filter the page title. 338 * 339 * Creates a nicely formatted and more specific title element text for output 340 * in head of document, based on current view. 341 * 342 * @since Twenty Thirteen 1.0 343 * 344 * @param string $title Default title text for current view. 345 * @param string $sep Optional separator. 346 * @return string The filtered title. 347 */ 348 function twentythirteen_wp_title( $title, $sep ) { 349 global $paged, $page; 350 351 if ( is_feed() ) { 352 return $title; 353 } 354 355 // Add the site name. 356 $title .= get_bloginfo( 'name', 'display' ); 357 358 // Add the site description for the home/front page. 359 $site_description = get_bloginfo( 'description', 'display' ); 360 if ( $site_description && ( is_home() || is_front_page() ) ) { 361 $title = "$title $sep $site_description"; 362 } 363 364 // Add a page number if necessary. 365 if ( ( $paged >= 2 || $page >= 2 ) && ! is_404() ) { 366 /* translators: %s: Page number. */ 367 $title = "$title $sep " . sprintf( __( 'Page %s', 'twentythirteen' ), max( $paged, $page ) ); 368 } 369 370 return $title; 371 } 372 add_filter( 'wp_title', 'twentythirteen_wp_title', 10, 2 ); 373 374 /** 375 * Register two widget areas. 376 * 377 * @since Twenty Thirteen 1.0 378 */ 379 function twentythirteen_widgets_init() { 380 register_sidebar( 381 array( 382 'name' => __( 'Main Widget Area', 'twentythirteen' ), 383 'id' => 'sidebar-1', 384 'description' => __( 'Appears in the footer section of the site.', 'twentythirteen' ), 385 'before_widget' => '<aside id="%1$s" class="widget %2$s">', 386 'after_widget' => '</aside>', 387 'before_title' => '<h3 class="widget-title">', 388 'after_title' => '</h3>', 389 ) 390 ); 391 392 register_sidebar( 393 array( 394 'name' => __( 'Secondary Widget Area', 'twentythirteen' ), 395 'id' => 'sidebar-2', 396 'description' => __( 'Appears on posts and pages in the sidebar.', 'twentythirteen' ), 397 'before_widget' => '<aside id="%1$s" class="widget %2$s">', 398 'after_widget' => '</aside>', 399 'before_title' => '<h3 class="widget-title">', 400 'after_title' => '</h3>', 401 ) 402 ); 403 } 404 add_action( 'widgets_init', 'twentythirteen_widgets_init' ); 405 406 if ( ! function_exists( 'twentythirteen_paging_nav' ) ) : 407 /** 408 * Display navigation to next/previous set of posts when applicable. 409 * 410 * @since Twenty Thirteen 1.0 411 */ 412 function twentythirteen_paging_nav() { 413 global $wp_query; 414 415 // Don't print empty markup if there's only one page. 416 if ( $wp_query->max_num_pages < 2 ) { 417 return; 418 } 419 ?> 420 <nav class="navigation paging-navigation" role="navigation"> 421 <h1 class="screen-reader-text"><?php _e( 'Posts navigation', 'twentythirteen' ); ?></h1> 422 <div class="nav-links"> 423 424 <?php if ( get_next_posts_link() ) : ?> 425 <div class="nav-previous"><?php next_posts_link( __( '<span class="meta-nav">←</span> Older posts', 'twentythirteen' ) ); ?></div> 426 <?php endif; ?> 427 428 <?php if ( get_previous_posts_link() ) : ?> 429 <div class="nav-next"><?php previous_posts_link( __( 'Newer posts <span class="meta-nav">→</span>', 'twentythirteen' ) ); ?></div> 430 <?php endif; ?> 431 432 </div><!-- .nav-links --> 433 </nav><!-- .navigation --> 434 <?php 435 } 436 endif; 437 438 if ( ! function_exists( 'twentythirteen_post_nav' ) ) : 439 /** 440 * Display navigation to next/previous post when applicable. 441 * 442 * @since Twenty Thirteen 1.0 443 */ 444 function twentythirteen_post_nav() { 445 global $post; 446 447 // Don't print empty markup if there's nowhere to navigate. 448 $previous = ( is_attachment() ) ? get_post( $post->post_parent ) : get_adjacent_post( false, '', true ); 449 $next = get_adjacent_post( false, '', false ); 450 451 if ( ! $next && ! $previous ) { 452 return; 453 } 454 ?> 455 <nav class="navigation post-navigation" role="navigation"> 456 <h1 class="screen-reader-text"><?php _e( 'Post navigation', 'twentythirteen' ); ?></h1> 457 <div class="nav-links"> 458 459 <?php previous_post_link( '%link', _x( '<span class="meta-nav">←</span> %title', 'Previous post link', 'twentythirteen' ) ); ?> 460 <?php next_post_link( '%link', _x( '%title <span class="meta-nav">→</span>', 'Next post link', 'twentythirteen' ) ); ?> 461 462 </div><!-- .nav-links --> 463 </nav><!-- .navigation --> 464 <?php 465 } 466 endif; 467 468 if ( ! function_exists( 'twentythirteen_entry_meta' ) ) : 469 /** 470 * Print HTML with meta information for current post: categories, tags, permalink, author, and date. 471 * 472 * Create your own twentythirteen_entry_meta() to override in a child theme. 473 * 474 * @since Twenty Thirteen 1.0 475 */ 476 function twentythirteen_entry_meta() { 477 if ( is_sticky() && is_home() && ! is_paged() ) { 478 echo '<span class="featured-post">' . esc_html__( 'Sticky', 'twentythirteen' ) . '</span>'; 479 } 480 481 if ( ! has_post_format( 'link' ) && 'post' === get_post_type() ) { 482 twentythirteen_entry_date(); 483 } 484 485 /* translators: Used between list items, there is a space after the comma. */ 486 $categories_list = get_the_category_list( __( ', ', 'twentythirteen' ) ); 487 if ( $categories_list ) { 488 echo '<span class="categories-links">' . $categories_list . '</span>'; 489 } 490 491 /* translators: Used between list items, there is a space after the comma. */ 492 $tags_list = get_the_tag_list( '', __( ', ', 'twentythirteen' ) ); 493 if ( $tags_list && ! is_wp_error( $tags_list ) ) { 494 echo '<span class="tags-links">' . $tags_list . '</span>'; 495 } 496 497 // Post author. 498 if ( 'post' === get_post_type() ) { 499 printf( 500 '<span class="author vcard"><a class="url fn n" href="%1$s" title="%2$s" rel="author">%3$s</a></span>', 501 esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ), 502 /* translators: %s: Author display name. */ 503 esc_attr( sprintf( __( 'View all posts by %s', 'twentythirteen' ), get_the_author() ) ), 504 get_the_author() 505 ); 506 } 507 } 508 endif; 509 510 if ( ! function_exists( 'twentythirteen_entry_date' ) ) : 511 /** 512 * Print HTML with date information for current post. 513 * 514 * Create your own twentythirteen_entry_date() to override in a child theme. 515 * 516 * @since Twenty Thirteen 1.0 517 * 518 * @param boolean $echo (optional) Whether to echo the date. Default true. 519 * @return string The HTML-formatted post date. 520 */ 521 function twentythirteen_entry_date( $echo = true ) { 522 if ( has_post_format( array( 'chat', 'status' ) ) ) { 523 /* translators: 1: Post format name, 2: Date. */ 524 $format_prefix = _x( '%1$s on %2$s', '1: post format name. 2: date', 'twentythirteen' ); 525 } else { 526 $format_prefix = '%2$s'; 527 } 528 529 $date = sprintf( 530 '<span class="date"><a href="%1$s" title="%2$s" rel="bookmark"><time class="entry-date" datetime="%3$s">%4$s</time></a></span>', 531 esc_url( get_permalink() ), 532 /* translators: %s: Post title. */ 533 esc_attr( sprintf( __( 'Permalink to %s', 'twentythirteen' ), the_title_attribute( 'echo=0' ) ) ), 534 esc_attr( get_the_date( 'c' ) ), 535 esc_html( sprintf( $format_prefix, get_post_format_string( get_post_format() ), get_the_date() ) ) 536 ); 537 538 if ( $echo ) { 539 echo $date; 540 } 541 542 return $date; 543 } 544 endif; 545 546 if ( ! function_exists( 'twentythirteen_the_attached_image' ) ) : 547 /** 548 * Print the attached image with a link to the next attached image. 549 * 550 * @since Twenty Thirteen 1.0 551 */ 552 function twentythirteen_the_attached_image() { 553 /** 554 * Filters the image attachment size to use. 555 * 556 * @since Twenty thirteen 1.0 557 * 558 * @param array $size { 559 * @type int The attachment height in pixels. 560 * @type int The attachment width in pixels. 561 * } 562 */ 563 $attachment_size = apply_filters( 'twentythirteen_attachment_size', array( 724, 724 ) ); 564 $next_attachment_url = wp_get_attachment_url(); 565 $post = get_post(); 566 567 /* 568 * Grab the IDs of all the image attachments in a gallery so we can get the URL 569 * of the next adjacent image in a gallery, or the first image (if we're 570 * looking at the last image in a gallery), or, in a gallery of one, just the 571 * link to that image file. 572 */ 573 $attachment_ids = get_posts( 574 array( 575 'post_parent' => $post->post_parent, 576 'fields' => 'ids', 577 'numberposts' => -1, 578 'post_status' => 'inherit', 579 'post_type' => 'attachment', 580 'post_mime_type' => 'image', 581 'order' => 'ASC', 582 'orderby' => 'menu_order ID', 583 ) 584 ); 585 586 // If there is more than 1 attachment in a gallery... 587 if ( count( $attachment_ids ) > 1 ) { 588 foreach ( $attachment_ids as $idx => $attachment_id ) { 589 if ( $attachment_id == $post->ID ) { 590 $next_id = $attachment_ids[ ( $idx + 1 ) % count( $attachment_ids ) ]; 591 break; 592 } 593 } 594 595 if ( $next_id ) { 596 // ...get the URL of the next image attachment. 597 $next_attachment_url = get_attachment_link( $next_id ); 598 } else { 599 // ...or get the URL of the first image attachment. 600 $next_attachment_url = get_attachment_link( reset( $attachment_ids ) ); 601 } 602 } 603 604 printf( 605 '<a href="%1$s" title="%2$s" rel="attachment">%3$s</a>', 606 esc_url( $next_attachment_url ), 607 the_title_attribute( array( 'echo' => false ) ), 608 wp_get_attachment_image( $post->ID, $attachment_size ) 609 ); 610 } 611 endif; 612 613 /** 614 * Return the post URL. 615 * 616 * @uses get_url_in_content() to get the URL in the post meta (if it exists) or 617 * the first link found in the post content. 618 * 619 * Falls back to the post permalink if no URL is found in the post. 620 * 621 * @since Twenty Thirteen 1.0 622 * 623 * @return string The Link format URL. 624 */ 625 function twentythirteen_get_link_url() { 626 $content = get_the_content(); 627 $has_url = get_url_in_content( $content ); 628 629 return ( $has_url ) ? $has_url : apply_filters( 'the_permalink', get_permalink() ); 630 } 631 632 if ( ! function_exists( 'twentythirteen_excerpt_more' ) && ! is_admin() ) : 633 /** 634 * Replaces "[...]" (appended to automatically generated excerpts) with ... 635 * and a Continue reading link. 636 * 637 * @since Twenty Thirteen 1.4 638 * 639 * @param string $more Default Read More excerpt link. 640 * @return string Filtered Read More excerpt link. 641 */ 642 function twentythirteen_excerpt_more( $more ) { 643 $link = sprintf( 644 '<a href="%1$s" class="more-link">%2$s</a>', 645 esc_url( get_permalink( get_the_ID() ) ), 646 /* translators: %s: Post title. */ 647 sprintf( __( 'Continue reading %s <span class="meta-nav">→</span>', 'twentythirteen' ), '<span class="screen-reader-text">' . get_the_title( get_the_ID() ) . '</span>' ) 648 ); 649 return ' … ' . $link; 650 } 651 add_filter( 'excerpt_more', 'twentythirteen_excerpt_more' ); 652 endif; 653 654 /** 655 * Extend the default WordPress body classes. 656 * 657 * Adds body classes to denote: 658 * 1. Single or multiple authors. 659 * 2. Active widgets in the sidebar to change the layout and spacing. 660 * 3. When avatars are disabled in discussion settings. 661 * 662 * @since Twenty Thirteen 1.0 663 * 664 * @param array $classes A list of existing body class values. 665 * @return array The filtered body class list. 666 */ 667 function twentythirteen_body_class( $classes ) { 668 if ( ! is_multi_author() ) { 669 $classes[] = 'single-author'; 670 } 671 672 if ( is_active_sidebar( 'sidebar-2' ) && ! is_attachment() && ! is_404() ) { 673 $classes[] = 'sidebar'; 674 } 675 676 if ( ! get_option( 'show_avatars' ) ) { 677 $classes[] = 'no-avatars'; 678 } 679 680 return $classes; 681 } 682 add_filter( 'body_class', 'twentythirteen_body_class' ); 683 684 /** 685 * Adjust content_width value for video post formats and attachment templates. 686 * 687 * @since Twenty Thirteen 1.0 688 */ 689 function twentythirteen_content_width() { 690 global $content_width; 691 692 if ( is_attachment() ) { 693 $content_width = 724; 694 } elseif ( has_post_format( 'audio' ) ) { 695 $content_width = 484; 696 } 697 } 698 add_action( 'template_redirect', 'twentythirteen_content_width' ); 699 700 /** 701 * Add postMessage support for site title and description for the Customizer. 702 * 703 * @since Twenty Thirteen 1.0 704 * 705 * @param WP_Customize_Manager $wp_customize Customizer object. 706 */ 707 function twentythirteen_customize_register( $wp_customize ) { 708 $wp_customize->get_setting( 'blogname' )->transport = 'postMessage'; 709 $wp_customize->get_setting( 'blogdescription' )->transport = 'postMessage'; 710 $wp_customize->get_setting( 'header_textcolor' )->transport = 'postMessage'; 711 712 if ( isset( $wp_customize->selective_refresh ) ) { 713 $wp_customize->selective_refresh->add_partial( 714 'blogname', 715 array( 716 'selector' => '.site-title', 717 'container_inclusive' => false, 718 'render_callback' => 'twentythirteen_customize_partial_blogname', 719 ) 720 ); 721 $wp_customize->selective_refresh->add_partial( 722 'blogdescription', 723 array( 724 'selector' => '.site-description', 725 'container_inclusive' => false, 726 'render_callback' => 'twentythirteen_customize_partial_blogdescription', 727 ) 728 ); 729 } 730 } 731 add_action( 'customize_register', 'twentythirteen_customize_register' ); 732 733 /** 734 * Render the site title for the selective refresh partial. 735 * 736 * @since Twenty Thirteen 1.9 737 * 738 * @see twentythirteen_customize_register() 739 * 740 * @return void 741 */ 742 function twentythirteen_customize_partial_blogname() { 743 bloginfo( 'name' ); 744 } 745 746 /** 747 * Render the site tagline for the selective refresh partial. 748 * 749 * @since Twenty Thirteen 1.9 750 * 751 * @see twentythirteen_customize_register() 752 * 753 * @return void 754 */ 755 function twentythirteen_customize_partial_blogdescription() { 756 bloginfo( 'description' ); 757 } 758 759 /** 760 * Enqueue Javascript postMessage handlers for the Customizer. 761 * 762 * Binds JavaScript handlers to make the Customizer preview 763 * reload changes asynchronously. 764 * 765 * @since Twenty Thirteen 1.0 766 */ 767 function twentythirteen_customize_preview_js() { 768 wp_enqueue_script( 'twentythirteen-customizer', get_template_directory_uri() . '/js/theme-customizer.js', array( 'customize-preview' ), '20141120', true ); 769 } 770 add_action( 'customize_preview_init', 'twentythirteen_customize_preview_js' ); 771 772 /** 773 * Modifies tag cloud widget arguments to display all tags in the same font size 774 * and use list format for better accessibility. 775 * 776 * @since Twenty Thirteen 2.3 777 * 778 * @param array $args Arguments for tag cloud widget. 779 * @return array The filtered arguments for tag cloud widget. 780 */ 781 function twentythirteen_widget_tag_cloud_args( $args ) { 782 $args['largest'] = 22; 783 $args['smallest'] = 8; 784 $args['unit'] = 'pt'; 785 $args['format'] = 'list'; 786 787 return $args; 788 } 789 add_filter( 'widget_tag_cloud_args', 'twentythirteen_widget_tag_cloud_args' ); 790 791 /** 792 * Prevents `author-bio.php` partial template from interfering with rendering 793 * an author archive of a user with the `bio` username. 794 * 795 * @since Twenty Thirteen 3.0 796 * 797 * @param string $template Template file. 798 * @return string Replacement template file. 799 */ 800 function twentythirteen_author_bio_template( $template ) { 801 if ( is_author() ) { 802 $author = get_queried_object(); 803 if ( $author instanceof WP_User && 'bio' === $author->user_nicename ) { 804 // Use author templates if exist, fall back to template hierarchy otherwise. 805 return locate_template( array( "author-{$author->ID}.php", 'author.php' ) ); 806 } 807 } 808 809 return $template; 810 } 811 add_filter( 'author_template', 'twentythirteen_author_bio_template' ); 812 813 if ( ! function_exists( 'wp_body_open' ) ) : 814 /** 815 * Fire the wp_body_open action. 816 * 817 * Added for backward compatibility to support pre-5.2.0 WordPress versions. 818 * 819 * @since Twenty Thirteen 2.8 820 */ 821 function wp_body_open() { 822 /** 823 * Triggered after the opening <body> tag. 824 * 825 * @since Twenty Thirteen 2.8 826 */ 827 do_action( 'wp_body_open' ); 828 } 829 endif;
title
Description
Body
title
Description
Body
title
Description
Body
title
Body
| Generated: Thu Sep 24 01:02:16 2020 | Cross-referenced by PHPXref 0.7.1 |