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Edit File: functions.php
<?php /** * Twenty Twelve functions and definitions * * Sets up the theme and provides some helper functions, which are used * in the theme as custom template tags. Others are attached to action and * filter hooks in WordPress to change core functionality. * * When using a child theme you can override certain functions (those wrapped * in a function_exists() call) by defining them first in your child theme's * functions.php file. The child theme's functions.php file is included before * the parent theme's file, so the child theme functions would be used. * * @link https://developer.wordpress.org/themes/basics/theme-functions/ * @link https://developer.wordpress.org/themes/advanced-topics/child-themes/ * * Functions that are not pluggable (not wrapped in function_exists()) are instead attached * to a filter or action hook. * * For more information on hooks, actions, and filters, @link https://developer.wordpress.org/plugins/ * * @package WordPress * @subpackage Twenty_Twelve * @since Twenty Twelve 1.0 */ // Set up the content width value based on the theme's design and stylesheet. if ( ! isset( $content_width ) ) { $content_width = 625; } /** * Twenty Twelve setup. * * Sets up theme defaults and registers the various WordPress features that * Twenty Twelve supports. * * @uses load_theme_textdomain() For translation/localization support. * @uses add_editor_style() To add a Visual Editor stylesheet. * @uses add_theme_support() To add support for post thumbnails, automatic feed links, * custom background, and post formats. * @uses register_nav_menu() To add support for navigation menus. * @uses set_post_thumbnail_size() To set a custom post thumbnail size. * * @since Twenty Twelve 1.0 */ function twentytwelve_setup() { /* * Makes Twenty Twelve available for translation. * * Translations can be filed at WordPress.org. See: https://translate.wordpress.org/projects/wp-themes/twentytwelve * If you're building a theme based on Twenty Twelve, use a find and replace * to change 'twentytwelve' to the name of your theme in all the template files. * * Manual loading of text domain is not required after the introduction of * just in time translation loading in WordPress version 4.6. * * @ticket 58318 */ if ( version_compare( $GLOBALS['wp_version'], '4.6', '<' ) ) { load_theme_textdomain( 'twentytwelve' ); } // This theme styles the visual editor with editor-style.css to match the theme style. add_editor_style(); // Load regular editor styles into the new block-based editor. add_theme_support( 'editor-styles' ); // Load default block styles. add_theme_support( 'wp-block-styles' ); // Add support for responsive embeds. add_theme_support( 'responsive-embeds' ); // Add support for custom color scheme. add_theme_support( 'editor-color-palette', array( array( 'name' => __( 'Blue', 'twentytwelve' ), 'slug' => 'blue', 'color' => '#21759b', ), array( 'name' => __( 'Dark Gray', 'twentytwelve' ), 'slug' => 'dark-gray', 'color' => '#444', ), array( 'name' => __( 'Medium Gray', 'twentytwelve' ), 'slug' => 'medium-gray', 'color' => '#9f9f9f', ), array( 'name' => __( 'Light Gray', 'twentytwelve' ), 'slug' => 'light-gray', 'color' => '#e6e6e6', ), array( 'name' => __( 'White', 'twentytwelve' ), 'slug' => 'white', 'color' => '#fff', ), ) ); // Adds RSS feed links to <head> for posts and comments. add_theme_support( 'automatic-feed-links' ); // This theme supports a variety of post formats. add_theme_support( 'post-formats', array( 'aside', 'image', 'link', 'quote', 'status' ) ); // This theme uses wp_nav_menu() in one location. register_nav_menu( 'primary', __( 'Primary Menu', 'twentytwelve' ) ); /* * This theme supports custom background color and image, * and here we also set up the default background color. */ add_theme_support( 'custom-background', array( 'default-color' => 'e6e6e6', ) ); // This theme uses a custom image size for featured images, displayed on "standard" posts. add_theme_support( 'post-thumbnails' ); set_post_thumbnail_size( 624, 9999 ); // Unlimited height, soft crop. // Indicate widget sidebars can use selective refresh in the Customizer. add_theme_support( 'customize-selective-refresh-widgets' ); } add_action( 'after_setup_theme', 'twentytwelve_setup' ); /** * Add support for a custom header image. */ require get_template_directory() . '/inc/custom-header.php'; /** * Add block patterns. */ require get_template_directory() . '/inc/block-patterns.php'; if ( ! function_exists( 'twentytwelve_get_font_url' ) ) : /** * Return the font stylesheet URL if available. * * The use of Open Sans by default is localized. For languages that use * characters not supported by the font, the font can be disabled. * * @since Twenty Twelve 1.2 * @since Twenty Twelve 3.9 Replaced Google URL with self-hosted font. * * @return string Font stylesheet or empty string if disabled. */ function twentytwelve_get_font_url() { $font_url = ''; /* * translators: If there are characters in your language that are not supported * by Open Sans, translate this to 'off'. Do not translate into your own language. */ if ( 'off' !== _x( 'on', 'Open Sans font: on or off', 'twentytwelve' ) ) { $font_url = get_template_directory_uri() . '/fonts/font-open-sans.css'; } return $font_url; } endif; /** * Enqueue scripts and styles for front end. * * @since Twenty Twelve 1.0 */ function twentytwelve_scripts_styles() { global $wp_styles; /* * Adds JavaScript to pages with the comment form to support * sites with threaded comments (when in use). */ if ( is_singular() && comments_open() && get_option( 'thread_comments' ) ) { wp_enqueue_script( 'comment-reply' ); } // Adds JavaScript for handling the navigation menu hide-and-show behavior. wp_enqueue_script( 'twentytwelve-navigation', get_template_directory_uri() . '/js/navigation.js', array( 'jquery' ), '20141205', array( 'in_footer' => false, // Because involves header. 'strategy' => 'defer', ) ); $font_url = twentytwelve_get_font_url(); if ( ! empty( $font_url ) ) { $font_version = ( 0 === strpos( (string) twentytwelve_get_font_url(), get_template_directory_uri() . '/' ) ) ? '20230328' : null; wp_enqueue_style( 'twentytwelve-fonts', esc_url_raw( $font_url ), array(), $font_version ); } // Loads our main stylesheet. wp_enqueue_style( 'twentytwelve-style', get_stylesheet_uri(), array(), '20240716' ); // Theme block stylesheet. wp_enqueue_style( 'twentytwelve-block-style', get_template_directory_uri() . '/css/blocks.css', array( 'twentytwelve-style' ), '20240603' ); // Loads the Internet Explorer specific stylesheet. wp_enqueue_style( 'twentytwelve-ie', get_template_directory_uri() . '/css/ie.css', array( 'twentytwelve-style' ), '20150214' ); $wp_styles->add_data( 'twentytwelve-ie', 'conditional', 'lt IE 9' ); } add_action( 'wp_enqueue_scripts', 'twentytwelve_scripts_styles' ); /** * Enqueue styles for the block-based editor. * * @since Twenty Twelve 2.6 */ function twentytwelve_block_editor_styles() { // Block styles. wp_enqueue_style( 'twentytwelve-block-editor-style', get_template_directory_uri() . '/css/editor-blocks.css', array(), '20240506' ); // Add custom fonts. $font_version = ( 0 === strpos( (string) twentytwelve_get_font_url(), get_template_directory_uri() . '/' ) ) ? '20230328' : null; wp_enqueue_style( 'twentytwelve-fonts', twentytwelve_get_font_url(), array(), $font_version ); } add_action( 'enqueue_block_editor_assets', 'twentytwelve_block_editor_styles' ); /** * Add preconnect for Google Fonts. * * @since Twenty Twelve 2.2 * @deprecated Twenty Twelve 3.9 Disabled filter because, by default, fonts are self-hosted. * * @param array $urls URLs to print for resource hints. * @param string $relation_type The relation type the URLs are printed. * @return array URLs to print for resource hints. */ function twentytwelve_resource_hints( $urls, $relation_type ) { if ( wp_style_is( 'twentytwelve-fonts', 'queue' ) && 'preconnect' === $relation_type ) { if ( version_compare( $GLOBALS['wp_version'], '4.7-alpha', '>=' ) ) { $urls[] = array( 'href' => 'https://fonts.gstatic.com', 'crossorigin', ); } else { $urls[] = 'https://fonts.gstatic.com'; } } return $urls; } // add_filter( 'wp_resource_hints', 'twentytwelve_resource_hints', 10, 2 ); /** * Filter TinyMCE CSS path to include hosted fonts. * * Adds additional stylesheets to the TinyMCE editor if needed. * * @uses twentytwelve_get_font_url() To get the font stylesheet URL. * * @since Twenty Twelve 1.2 * * @param string $mce_css CSS path to load in TinyMCE. * @return string Filtered CSS path. */ function twentytwelve_mce_css( $mce_css ) { $font_url = twentytwelve_get_font_url(); if ( empty( $font_url ) ) { return $mce_css; } if ( ! empty( $mce_css ) ) { $mce_css .= ','; } $mce_css .= esc_url_raw( str_replace( ',', '%2C', $font_url ) ); return $mce_css; } add_filter( 'mce_css', 'twentytwelve_mce_css' ); /** * Filter the page title. * * Creates a nicely formatted and more specific title element text * for output in head of document, based on current view. * * @since Twenty Twelve 1.0 * * @param string $title Default title text for current view. * @param string $sep Optional separator. * @return string Filtered title. */ function twentytwelve_wp_title( $title, $sep ) { global $paged, $page; if ( is_feed() ) { return $title; } // Add the site name. $title .= get_bloginfo( 'name', 'display' ); // Add the site description for the home/front page. $site_description = get_bloginfo( 'description', 'display' ); if ( $site_description && ( is_home() || is_front_page() ) ) { $title = "$title $sep $site_description"; } // Add a page number if necessary. if ( ( $paged >= 2 || $page >= 2 ) && ! is_404() ) { /* translators: %s: Page number. */ $title = "$title $sep " . sprintf( __( 'Page %s', 'twentytwelve' ), max( $paged, $page ) ); } return $title; } add_filter( 'wp_title', 'twentytwelve_wp_title', 10, 2 ); /** * Filter the page menu arguments. * * Makes our wp_nav_menu() fallback -- wp_page_menu() -- show a home link. * * @since Twenty Twelve 1.0 */ function twentytwelve_page_menu_args( $args ) { if ( ! isset( $args['show_home'] ) ) { $args['show_home'] = true; } return $args; } add_filter( 'wp_page_menu_args', 'twentytwelve_page_menu_args' ); /** * Register sidebars. * * Registers our main widget area and the front page widget areas. * * @since Twenty Twelve 1.0 */ function twentytwelve_widgets_init() { register_sidebar( array( 'name' => __( 'Main Sidebar', 'twentytwelve' ), 'id' => 'sidebar-1', 'description' => __( 'Appears on posts and pages except the optional Front Page template, which has its own widgets', 'twentytwelve' ), 'before_widget' => '<aside id="%1$s" class="widget %2$s">', 'after_widget' => '</aside>', 'before_title' => '<h3 class="widget-title">', 'after_title' => '</h3>', ) ); register_sidebar( array( 'name' => __( 'First Front Page Widget Area', 'twentytwelve' ), 'id' => 'sidebar-2', 'description' => __( 'Appears when using the optional Front Page template with a page set as Static Front Page', 'twentytwelve' ), 'before_widget' => '<aside id="%1$s" class="widget %2$s">', 'after_widget' => '</aside>', 'before_title' => '<h3 class="widget-title">', 'after_title' => '</h3>', ) ); register_sidebar( array( 'name' => __( 'Second Front Page Widget Area', 'twentytwelve' ), 'id' => 'sidebar-3', 'description' => __( 'Appears when using the optional Front Page template with a page set as Static Front Page', 'twentytwelve' ), 'before_widget' => '<aside id="%1$s" class="widget %2$s">', 'after_widget' => '</aside>', 'before_title' => '<h3 class="widget-title">', 'after_title' => '</h3>', ) ); } add_action( 'widgets_init', 'twentytwelve_widgets_init' ); if ( ! function_exists( 'wp_get_list_item_separator' ) ) : /** * Retrieves the list item separator based on the locale. * * Added for backward compatibility to support pre-6.0.0 WordPress versions. * * @since 6.0.0 */ function wp_get_list_item_separator() { /* translators: Used between list items, there is a space after the comma. */ return __( ', ', 'twentytwelve' ); } endif; if ( ! function_exists( 'twentytwelve_content_nav' ) ) : /** * Displays navigation to next/previous pages when applicable. * * @since Twenty Twelve 1.0 */ function twentytwelve_content_nav( $html_id ) { global $wp_query; if ( $wp_query->max_num_pages > 1 ) : ?> <nav id="<?php echo esc_attr( $html_id ); ?>" class="navigation"> <h3 class="assistive-text"><?php _e( 'Post navigation', 'twentytwelve' ); ?></h3> <div class="nav-previous"><?php next_posts_link( __( '<span class="meta-nav">←</span> Older posts', 'twentytwelve' ) ); ?></div> <div class="nav-next"><?php previous_posts_link( __( 'Newer posts <span class="meta-nav">→</span>', 'twentytwelve' ) ); ?></div> </nav><!-- .navigation --> <?php endif; } endif; if ( ! function_exists( 'twentytwelve_comment' ) ) : /** * Template for comments and pingbacks. * * To override this walker in a child theme without modifying the comments template * simply create your own twentytwelve_comment(), and that function will be used instead. * * Used as a callback by wp_list_comments() for displaying the comments. * * @since Twenty Twelve 1.0 * * @global WP_Post $post Global post object. */ function twentytwelve_comment( $comment, $args, $depth ) { $GLOBALS['comment'] = $comment; switch ( $comment->comment_type ) : case 'pingback': case 'trackback': // Display trackbacks differently than normal comments. ?> <li <?php comment_class(); ?> id="comment-<?php comment_ID(); ?>"> <p><?php _e( 'Pingback:', 'twentytwelve' ); ?> <?php comment_author_link(); ?> <?php edit_comment_link( __( '(Edit)', 'twentytwelve' ), '<span class="edit-link">', '</span>' ); ?></p> <?php break; default: // Proceed with normal comments. global $post; ?> <li <?php comment_class(); ?> id="li-comment-<?php comment_ID(); ?>"> <article id="comment-<?php comment_ID(); ?>" class="comment"> <header class="comment-meta comment-author vcard"> <?php echo get_avatar( $comment, 44 ); printf( '<cite><b class="fn">%1$s</b> %2$s</cite>', get_comment_author_link(), // If current post author is also comment author, make it known visually. ( $comment->user_id === $post->post_author ) ? '<span>' . __( 'Post author', 'twentytwelve' ) . '</span>' : '' ); printf( '<a href="%1$s"><time datetime="%2$s">%3$s</time></a>', esc_url( get_comment_link( $comment->comment_ID ) ), get_comment_time( 'c' ), /* translators: 1: Date, 2: Time. */ sprintf( __( '%1$s at %2$s', 'twentytwelve' ), get_comment_date(), get_comment_time() ) ); ?> </header><!-- .comment-meta --> <?php $commenter = wp_get_current_commenter(); if ( $commenter['comment_author_email'] ) { $moderation_note = __( 'Your comment is awaiting moderation.', 'twentytwelve' ); } else { $moderation_note = __( 'Your comment is awaiting moderation. This is a preview; your comment will be visible after it has been approved.', 'twentytwelve' ); } ?> <?php if ( '0' === $comment->comment_approved ) : ?> <p class="comment-awaiting-moderation"><?php echo $moderation_note; ?></p> <?php endif; ?> <section class="comment-content comment"> <?php comment_text(); ?> <?php edit_comment_link( __( 'Edit', 'twentytwelve' ), '<p class="edit-link">', '</p>' ); ?> </section><!-- .comment-content --> <div class="reply"> <?php comment_reply_link( array_merge( $args, array( 'reply_text' => __( 'Reply', 'twentytwelve' ), 'after' => ' <span>↓</span>', 'depth' => $depth, 'max_depth' => $args['max_depth'], ) ) ); ?> </div><!-- .reply --> </article><!-- #comment-## --> <?php break; endswitch; // End comment_type check. } endif; if ( ! function_exists( 'twentytwelve_entry_meta' ) ) : /** * Set up post entry meta. * * Prints HTML with meta information for current post: categories, tags, permalink, author, and date. * * Create your own twentytwelve_entry_meta() to override in a child theme. * * @since Twenty Twelve 1.0 */ function twentytwelve_entry_meta() { $categories_list = get_the_category_list( wp_get_list_item_separator() ); $tags_list = get_the_tag_list( '', wp_get_list_item_separator() ); $date = sprintf( '<a href="%1$s" title="%2$s" rel="bookmark"><time class="entry-date" datetime="%3$s">%4$s</time></a>', esc_url( get_permalink() ), esc_attr( get_the_time() ), esc_attr( get_the_date( 'c' ) ), esc_html( get_the_date() ) ); $author = sprintf( '<span class="author vcard"><a class="url fn n" href="%1$s" title="%2$s" rel="author">%3$s</a></span>', esc_url( get_author_posts_url( get_the_author_meta( 'ID' ) ) ), /* translators: %s: Author display name. */ esc_attr( sprintf( __( 'View all posts by %s', 'twentytwelve' ), get_the_author() ) ), get_the_author() ); if ( $tags_list && ! is_wp_error( $tags_list ) ) { /* translators: 1: Category name, 2: Tag name, 3: Date, 4: Author display name. */ $utility_text = __( 'This entry was posted in %1$s and tagged %2$s on %3$s<span class="by-author"> by %4$s</span>.', 'twentytwelve' ); } elseif ( $categories_list ) { /* translators: 1: Category name, 3: Date, 4: Author display name. */ $utility_text = __( 'This entry was posted in %1$s on %3$s<span class="by-author"> by %4$s</span>.', 'twentytwelve' ); } else { /* translators: 3: Date, 4: Author display name. */ $utility_text = __( 'This entry was posted on %3$s<span class="by-author"> by %4$s</span>.', 'twentytwelve' ); } printf( $utility_text, $categories_list, $tags_list, $date, $author ); } endif; /** * Extend the default WordPress body classes. * * Extends the default WordPress body class to denote: * 1. Using a full-width layout, when no active widgets in the sidebar * or full-width template. * 2. Front Page template: thumbnail in use and number of sidebars for * widget areas. * 3. White or empty background color to change the layout and spacing. * 4. Custom fonts enabled. * 5. Single or multiple authors. * * @since Twenty Twelve 1.0 * * @param array $classes Existing class values. * @return array Filtered class values. */ function twentytwelve_body_class( $classes ) { $background_color = get_background_color(); $background_image = get_background_image(); if ( ! is_active_sidebar( 'sidebar-1' ) || is_page_template( 'page-templates/full-width.php' ) ) { $classes[] = 'full-width'; } if ( is_page_template( 'page-templates/front-page.php' ) ) { $classes[] = 'template-front-page'; if ( has_post_thumbnail() ) { $classes[] = 'has-post-thumbnail'; } if ( is_active_sidebar( 'sidebar-2' ) && is_active_sidebar( 'sidebar-3' ) ) { $classes[] = 'two-sidebars'; } } if ( empty( $background_image ) ) { if ( empty( $background_color ) ) { $classes[] = 'custom-background-empty'; } elseif ( in_array( $background_color, array( 'fff', 'ffffff' ), true ) ) { $classes[] = 'custom-background-white'; } } // Enable custom font class only if the font CSS is queued to load. if ( wp_style_is( 'twentytwelve-fonts', 'queue' ) ) { $classes[] = 'custom-font-enabled'; } if ( ! is_multi_author() ) { $classes[] = 'single-author'; } return $classes; } add_filter( 'body_class', 'twentytwelve_body_class' ); /** * Adjust content width in certain contexts. * * Adjusts content_width value for full-width and single image attachment * templates, and when there are no active widgets in the sidebar. * * @since Twenty Twelve 1.0 */ function twentytwelve_content_width() { if ( is_page_template( 'page-templates/full-width.php' ) || is_attachment() || ! is_active_sidebar( 'sidebar-1' ) ) { global $content_width; $content_width = 960; } } add_action( 'template_redirect', 'twentytwelve_content_width' ); /** * Register postMessage support. * * Add postMessage support for site title and description for the Customizer. * * @since Twenty Twelve 1.0 * * @param WP_Customize_Manager $wp_customize Customizer object. */ function twentytwelve_customize_register( $wp_customize ) { $wp_customize->get_setting( 'blogname' )->transport = 'postMessage'; $wp_customize->get_setting( 'blogdescription' )->transport = 'postMessage'; $wp_customize->get_setting( 'header_textcolor' )->transport = 'postMessage'; if ( isset( $wp_customize->selective_refresh ) ) { $wp_customize->selective_refresh->add_partial( 'blogname', array( 'selector' => '.site-title > a', 'container_inclusive' => false, 'render_callback' => 'twentytwelve_customize_partial_blogname', ) ); $wp_customize->selective_refresh->add_partial( 'blogdescription', array( 'selector' => '.site-description', 'container_inclusive' => false, 'render_callback' => 'twentytwelve_customize_partial_blogdescription', ) ); } } add_action( 'customize_register', 'twentytwelve_customize_register' ); /** * Render the site title for the selective refresh partial. * * @since Twenty Twelve 2.0 * * @see twentytwelve_customize_register() * * @return void */ function twentytwelve_customize_partial_blogname() { bloginfo( 'name' ); } /** * Render the site tagline for the selective refresh partial. * * @since Twenty Twelve 2.0 * * @see twentytwelve_customize_register() * * @return void */ function twentytwelve_customize_partial_blogdescription() { bloginfo( 'description' ); } /** * Enqueue JavaScript postMessage handlers for the Customizer. * * Binds JS handlers to make the Customizer preview reload changes asynchronously. * * @since Twenty Twelve 1.0 */ function twentytwelve_customize_preview_js() { wp_enqueue_script( 'twentytwelve-customizer', get_template_directory_uri() . '/js/theme-customizer.js', array( 'customize-preview' ), '20200516', array( 'in_footer' => true ) ); } add_action( 'customize_preview_init', 'twentytwelve_customize_preview_js' ); /** * Modifies tag cloud widget arguments to display all tags in the same font size * and use list format for better accessibility. * * @since Twenty Twelve 2.4 * * @param array $args Arguments for tag cloud widget. * @return array The filtered arguments for tag cloud widget. */ function twentytwelve_widget_tag_cloud_args( $args ) { $args['largest'] = 22; $args['smallest'] = 8; $args['unit'] = 'pt'; $args['format'] = 'list'; return $args; } add_filter( 'widget_tag_cloud_args', 'twentytwelve_widget_tag_cloud_args' ); if ( ! function_exists( 'wp_body_open' ) ) : /** * Fire the wp_body_open action. * * Added for backward compatibility to support pre-5.2.0 WordPress versions. * * @since Twenty Twelve 3.0 */ function wp_body_open() { /** * Triggered after the opening <body> tag. * * @since Twenty Twelve 3.0 */ do_action( 'wp_body_open' ); } endif;
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