120, 'width' => 120, 'flex-height' => true, 'flex-width' => true, ]); register_nav_menus([ 'primary' => __('Primary Navigation', 'juconnect'), 'footer' => __('Footer Navigation', 'juconnect'), ]); add_editor_style('style.css'); } add_action('after_setup_theme', 'juconnect_setup'); /** * Fallback favicon when no Site Icon is set in WordPress. */ function juconnect_favicon_fallback() { if (has_site_icon()) { return; } $icon_light_mode = get_template_directory_uri() . '/assets/img/juconnect_icon.svg'; $icon_dark_mode = get_template_directory_uri() . '/assets/img/juconnect_icon_light.svg'; // Use the light icon in dark browser UI and the default icon in light UI. echo '' . "\n"; echo '' . "\n"; echo '' . "\n"; } add_action('wp_head', 'juconnect_favicon_fallback'); /** * Avoid duplicate SEO tags when a dedicated SEO plugin is active. */ function juconnect_has_external_seo_plugin() { return ( class_exists('WPSEO_Frontend') || // Yoast SEO defined('RANK_MATH_VERSION') || // Rank Math defined('AIOSEO_VERSION') || // All in One SEO defined('SEOPRESS_VERSION') || // SEOPress defined('THE_SEO_FRAMEWORK_VERSION') ); } function juconnect_get_meta_description() { $description = ''; if (is_front_page() || is_home()) { $description = get_bloginfo('description', 'display'); } elseif (is_singular()) { if (has_excerpt()) { $description = get_the_excerpt(); } else { $content = get_post_field('post_content', get_queried_object_id()); $description = wp_strip_all_tags(strip_shortcodes((string) $content)); } } elseif (is_category() || is_tag() || is_tax()) { $description = wp_strip_all_tags(term_description()); } elseif (is_post_type_archive()) { $description = wp_strip_all_tags(get_the_archive_description()); } if ($description === '') { $description = get_bloginfo('description', 'display'); } $description = preg_replace('/\s+/', ' ', trim((string) $description)); return wp_html_excerpt($description, 155, '...'); } function juconnect_get_canonical_url() { $paged = max(1, (int) get_query_var('paged')); if (is_404()) { return ''; } if (is_singular()) { if (function_exists('wp_get_canonical_url')) { $canonical = wp_get_canonical_url(); if ($canonical) { return $canonical; } } return get_permalink(); } if (is_front_page()) { if ($paged > 1) { return get_pagenum_link($paged); } return home_url('/'); } if (is_home()) { if ($paged > 1) { return get_pagenum_link($paged); } $posts_page_id = (int) get_option('page_for_posts'); if ($posts_page_id > 0) { return get_permalink($posts_page_id); } } return get_pagenum_link($paged); } function juconnect_get_social_image_url() { if (is_singular() && has_post_thumbnail()) { $image = wp_get_attachment_image_url(get_post_thumbnail_id(), 'full'); if ($image) { return $image; } } if (has_site_icon()) { $site_icon = get_site_icon_url(512); if ($site_icon) { return $site_icon; } } return get_template_directory_uri() . '/assets/img/juconnect_icon.svg'; } function juconnect_output_seo_meta() { if (juconnect_has_external_seo_plugin() || is_feed()) { return; } $title = wp_get_document_title(); $description = juconnect_get_meta_description(); $canonical = juconnect_get_canonical_url(); $site_name = get_bloginfo('name', 'display'); $locale = str_replace('-', '_', get_locale()); $og_type = is_singular('post') ? 'article' : 'website'; $social_image = juconnect_get_social_image_url(); if ($description !== '') { echo '' . "\n"; } // Core prints singular canonicals already via rel_canonical. if (!is_singular() && $canonical !== '') { echo '' . "\n"; } echo '' . "\n"; echo '' . "\n"; echo '' . "\n"; if ($description !== '') { echo '' . "\n"; } if ($canonical !== '') { echo '' . "\n"; } echo '' . "\n"; if ($social_image !== '') { echo '' . "\n"; } echo '' . "\n"; echo '' . "\n"; if ($description !== '') { echo '' . "\n"; } if ($social_image !== '') { echo '' . "\n"; } } add_action('wp_head', 'juconnect_output_seo_meta', 5); function juconnect_robots_directives($robots) { if (juconnect_has_external_seo_plugin()) { return $robots; } if (get_option('blog_public') === '0') { return [ 'noindex' => true, 'nofollow' => true, ]; } if (is_search() || is_404() || is_attachment()) { unset($robots['index']); $robots['noindex'] = true; } return $robots; } add_filter('wp_robots', 'juconnect_robots_directives'); function juconnect_output_json_ld() { if (juconnect_has_external_seo_plugin() || is_feed()) { return; } $home_url = home_url('/'); $site_name = get_bloginfo('name', 'display'); $site_logo = ''; $custom_logo_id = (int) get_theme_mod('custom_logo'); if ($custom_logo_id > 0) { $site_logo = wp_get_attachment_image_url($custom_logo_id, 'full'); } elseif (has_site_icon()) { $site_logo = get_site_icon_url(512); } $schema_graph = []; $organization = [ '@type' => 'Organization', '@id' => $home_url . '#organization', 'name' => $site_name, 'url' => $home_url, ]; if ($site_logo) { $organization['logo'] = $site_logo; } $schema_graph[] = $organization; $website = [ '@type' => 'WebSite', '@id' => $home_url . '#website', 'url' => $home_url, 'name' => $site_name, 'publisher' => ['@id' => $home_url . '#organization'], 'potentialAction' => [ '@type' => 'SearchAction', 'target' => home_url('/?s={search_term_string}'), 'query-input' => 'required name=search_term_string', ], ]; $schema_graph[] = $website; if (is_singular()) { $canonical = juconnect_get_canonical_url(); $webpage = [ '@type' => 'WebPage', '@id' => $canonical . '#webpage', 'url' => $canonical, 'name' => single_post_title('', false), 'isPartOf' => ['@id' => $home_url . '#website'], 'description' => juconnect_get_meta_description(), ]; $schema_graph[] = $webpage; if (is_singular('post')) { $article = [ '@type' => 'Article', '@id' => $canonical . '#article', 'mainEntityOfPage' => ['@id' => $canonical . '#webpage'], 'headline' => single_post_title('', false), 'datePublished' => get_post_time(DATE_W3C, true), 'dateModified' => get_post_modified_time(DATE_W3C, true), 'author' => [ '@type' => 'Person', 'name' => get_the_author_meta('display_name', (int) get_post_field('post_author', get_queried_object_id())), ], 'publisher' => ['@id' => $home_url . '#organization'], ]; $image = juconnect_get_social_image_url(); if ($image) { $article['image'] = [$image]; } $schema_graph[] = $article; } } $json_ld = [ '@context' => 'https://schema.org', '@graph' => $schema_graph, ]; echo '' . "\n"; } add_action('wp_head', 'juconnect_output_json_ld', 6); function juconnect_assets() { $theme_ver = wp_get_theme()->get('Version'); $style_ver = filemtime(get_stylesheet_directory() . '/style.css'); $script_ver = filemtime(get_template_directory() . '/assets/js/app.js'); if (!$style_ver) { $style_ver = $theme_ver; } if (!$script_ver) { $script_ver = $theme_ver; } wp_enqueue_style('juconnect-style', get_stylesheet_uri(), [], $style_ver); wp_enqueue_script('juconnect-app', get_template_directory_uri().'/assets/js/app.js', [], $script_ver, true); } add_action('wp_enqueue_scripts', 'juconnect_assets'); /** * Render primary nav in strict styleguide markup: * - groups = top-level items * - links = children + optionally the parent itself */ function juconnect_render_sidenav_nav() { $locations = get_nav_menu_locations(); if (!isset($locations['primary'])) return; $menu_obj = wp_get_nav_menu_object($locations['primary']); if (!$menu_obj) return; $items = wp_get_nav_menu_items($menu_obj->term_id); if (!$items) return; $by_parent = []; foreach ($items as $it) { $pid = (int)$it->menu_item_parent; if (!isset($by_parent[$pid])) $by_parent[$pid] = []; $by_parent[$pid][] = $it; } $top = $by_parent[0] ?? []; foreach ($top as $parent) { echo '
'; echo '
'.esc_html($parent->title).'
'; // Parent link as first item (optional but useful) if (!empty($parent->url) && $parent->url !== '#') { echo ''.esc_html('Übersicht').''; } $children = $by_parent[(int)$parent->ID] ?? []; foreach ($children as $child) { echo ''.esc_html($child->title).''; } echo '
'; } } // Add styleguide classes to WP menus function juconnect_nav_link_attributes($atts, $item, $args, $depth){ if (!empty($args->theme_location) && in_array($args->theme_location, ['primary', 'footer'], true)){ $existing = isset($atts['class']) ? $atts['class'].' ' : ''; $atts['class'] = $existing . 'navlink'; } return $atts; } add_filter('nav_menu_link_attributes', 'juconnect_nav_link_attributes', 10, 4); function juconnect_nav_menu_submenu_class($classes, $args, $depth){ if (!empty($args->theme_location) && $args->theme_location === 'primary'){ $classes[] = 'topnav__submenu'; } return $classes; } add_filter('nav_menu_submenu_css_class', 'juconnect_nav_menu_submenu_class', 10, 3);