WordPressのカテゴリー・タクソノミー等のアーカイブページの接頭辞を削除する

<?phpadd_filter( 'get_the_archive_title', function ($title) { if ( is_category() ) { /* translators: Category archive title. 1: Category name */ $title = sprintf( __( '%s' ), single_cat_title( '', false ) ); } elseif ( is_tag() ) { /* translators: Tag archive title. 1: Tag name */ $title = sprintf( __( '%s' ), single_tag_title( '', false ) ); } elseif ( is_author() ) { /* translators: Author archive title. 1: Author name */ $title = sprintf( __( '%s' ), '<span class="vcard">' . get_the_author() . '</span>' ); } elseif ( is_year() ) { /* translators: Yearly archive title. 1: Year */ $title = sprintf( __( '%s' ), get_the_date( _x( 'Y', 'yearly archives date format' ) ) ); } elseif ( is_month() ) { /* translators: Monthly archive title. 1: Month name and year */ $title = sprintf( __( '%s' ), get_the_date( _x( 'F Y', 'monthly archives date format' ) ) ); } elseif ( is_day() ) { /* translators: Daily archive title. 1: Date */ $title = sprintf( __( '%s' ), get_the_date( _x( 'F j, Y', 'daily archives date format' ) ) ); } elseif ( is_tax( 'post_format' ) ) { if ( is_tax( 'post_format', 'post-format-aside' ) ) { $title = _x( 'Asides', 'post format archive title' ); } elseif ( is_tax( 'post_format', 'post-format-gallery' ) ) { $title = _x( 'Galleries', 'post format archive title' ); } elseif ( is_tax( 'post_format', 'post-format-image' ) ) { $title = _x( 'Images', 'post format archive title' ); } elseif ( is_tax( 'post_format', 'post-format-video' ) ) { $title = _x( 'Videos', 'post format archive title' ); } elseif ( is_tax( 'post_format', 'post-format-quote' ) ) { $title = _x( 'Quotes', 'post format archive title' ); } elseif ( is_tax( 'post_format', 'post-format-link' ) ) { $title = _x( 'Links', 'post format archive title' ); } elseif ( is_tax( 'post_format', 'post-format-status' ) ) { $title = _x( 'Statuses', 'post format archive title' ); } elseif ( is_tax( 'post_format', 'post-format-audio' ) ) { $title = _x( 'Audio', 'post format archive title' ); } elseif ( is_tax( 'post_format', 'post-format-chat' ) ) { $title = _x( 'Chats', 'post format archive title' ); } } elseif ( is_post_type_archive() ) { /* translators: Post type archive title. 1: Post type name */ $title = sprintf( __( '%s' ), post_type_archive_title( '', false ) ); } elseif ( is_tax() ) { $tax = get_taxonomy( get_queried_object()->taxonomy ); /* translators: Taxonomy term archive title. 1: Taxonomy singular name, 2: Current taxonomy term */ $title = sprintf( __( '%2$s' ), $tax->labels->singular_name, single_term_title( '', false ) ); } else { $title = __( 'Archives' ); } return $title;});

Beaver Builderでカスタムカラーを設定する

<?php// functions.phpに定義する// ---------------------------------------------------------------------------// ページビルダー用カラープリセットの定義// ---------------------------------------------------------------------------function oc_builder_color_presets( $colors ) { $colors[] = '7BA964'; $colors[] = '1CAFE4'; $colors[] = 'FA573D'; return $colors;}add_filter( 'fl_builder_color_presets', 'oc_builder_color_presets' );

[WordPress] カスタムフィールドの値を元に特定のページでリダイレクトする方法

<?php/** * 外部リンクページのリダイレクト処理 */function oc_template_redirect() { if ( is_page() ) { $status = 302; $location = ""; $post_id = get_queried_object_id(); // 外部サイトへリダイレクトするためのカスタムフィールドを取得 $location = get_post_meta($post_id, "oc_external_link_url", true); // 空でなければリダイレクト(状況によってはURLの文字列チェック等がいるかも) if(!empty($location) ) { wp_redirect( $location, $status ); exit; } }}add_action( 'template_redirect', 'oc_template_redirect' );

[WordPress] 新着情報表示用ショートコード

<?php/** * お知らせショートコード * 使用例: [topics_list count=10 cat_slug="news" ] */function oc_topics_list( $atts ) { $settings = shortcode_atts( array( 'cat_slug' => '', 'count' => 10, 'post_type' => 'post', ), $atts ); $html = ""; $args = array( 'posts_per_page' => $settings["count"], 'orderby' => 'date', 'order' => 'desc', 'post_type' => $settings["post_type"], 'post_status' => 'publish' ); if( !empty($settings["cat_slug"]) ) { $args["category_name"] = $settings["cat_slug"]; } $topics = get_posts( $args ); foreach($topics as $topic) { $date = get_the_time("Y年m月d日",$topic); $cats = get_the_category($topic->ID); $url = get_permalink($topic); $title = get_the_title($topic); $html .= "<li> <span class='date'>{$date}</span> <span class='content'><a href='{$url}'>{$title}</a></span> </li>"; } return "<ul class='topics-list'>{$html}</ul>";}add_shortcode( 'topics_list', 'oc_topics_list' );

WordPressのプラグインで、get_template_part的なものを使いたい

<?php// wp-content/plugins/wp-onocom-plugin.php class wp_onocom_plugin { static $instance = null; function __construct(){ self::$instance = $this; } public static function get_instance() { if( self::$instance != null ) { return self::$instance; } else { return new self(); } } public function get_plugin_template_part($slug, $name = null) { $templates = array(); $name = (string) $name; if ( '' !== $name ) $templates[] = "{$slug}-{$name}.php"; $templates[] = "{$slug}.php"; $located = ''; foreach ( (array) $templates as $template_name ) { if ( !$template_name ) { continue; } if ( file_exists($this->get_plugin_path() . '/' . $template_name) ) { $located = $this->get_plugin_path() . '/' . $template_name; break; } } if($located) { require_once( $located ); } } public function get_plugin_url() { return plugins_url("",__FILE__); } public function get_plugin_path() { return dirname(__FILE__); }}

WordPress TinyMCEのスタイルメニューの項目追加

<?phpif ( !function_exists( 'initialize_tinymce_styles' ) ):add_filter('tiny_mce_before_init', 'initialize_tinymce_styles', 10000);function initialize_tinymce_styles($init_array) { $style_formats = array( array( 'title' => '否定', 'inline' => 'span', 'classes' => 'text-negative' ), array( 'title' => '肯定', 'inline' => 'span', 'classes' => 'text-positive' ), array( 'title' => '例示・用語', 'inline' => 'span', 'classes' => 'text-example' ), array( 'title' => '強調', 'inline' => 'strong', 'classes' => 'text-emphasis' ), array( 'title' => '区切り線', 'block' => 'hr', 'classes' => 'hr-divider' ), ); $init_array['style_formats'] = json_encode($style_formats); return $init_array;}endif;

WordPress/PHP 投稿IDを元に固有のCSSグラデーションを生成するコード

<?phpfunction onocom_code_gradient( $post_id = false ) { global $post; if( $post_id == false ) { $post_id = $post->ID; } // 投稿日時のUnix Epoch (1970 年 1 月 1 日 0 時 0 分 0 秒) からの秒数から係数を求める $seed = ( get_the_time("U",$post_id) * $post_id ); $seed = '0.' . substr($seed,-5,5); if($seed < 0.5){ $seed *= 2; } $start = sprintf("#%06x", 0xcccccc * $seed ); $end = sprintf("#%06x", 0xFFFFFF * $seed );?><style>/* セレクタは適宜変更すること */.single #post-<?php echo $post_id; ?> .entry-header { background: <?php echo $start;?>; background: -webkit-linear-gradient(to right, <?php echo $start;?>, <?php echo $end;?>); background: linear-gradient(to right, <?php echo $start;?>, <?php echo $end;?>);</style><?php}

WordPressのfunctions.phpでまとめてタクソノミー登録

<?phpadd_action('init', 'onocom_custom_taxonomies');function onocom_custom_taxonomies() { $post_type = 'item'; $taxonomies = array( "taxslug-a" => "タクソノミーA", "taxslug-b" => "タクソノミーB", "taxslug-c" => "タクソノミーC", "taxslug-d" => "タクソノミーD", "taxslug-e" => "タクソノミーE", "taxslug-f" => "タクソノミーF", ); foreach ($taxonomies as $key => $label) : $labels = array( 'hierarchical' => true, 'label' => $label, 'query_var' => true ); register_taxonomy( $key, $post_type, $labels ); endforeach;}?>