\u305d\u306e\u307e\u307e\u3060\u3068\u30ab\u30b9\u30bf\u30e0\u30d5\u30a3\u30fc\u30eb\u30c9\u5185\u3082\u691c\u7d22\u5bfe\u8c61\u306b\u306a\u3089\u306a\u3044\u306e\u3067function.php\u306b\u4e0b\u8a18\u3092\u66f8\u304d\u8fbc\u3080<\/p>\n
\r\n\/\/\u30b5\u30a4\u30c8\u5185\u691c\u7d22\u306e\u8a2d\u5b9a\r\nfunction filter_search($query)\r\n{\r\n if ($query->is_search() && $query->is_main_query() && !is_admin()) {\r\n\r\n \/\/\u691c\u7d22\u306b\u542b\u3081\u308b\u3082\u306e(\u8a18\u4e8b\u3001\u30da\u30fc\u30b8\u3001\u30ab\u30b9\u30bf\u30e0\u6295\u7a3f)\r\n $post_array = array('post', 'page', 'items');\r\n\r\n \/\/\u691c\u7d22\u306b\u542b\u3081\u305f\u304f\u306a\u3044\u3082\u306e\uff08\u4f8b\u3048\u3070\u304a\u554f\u3044\u5408\u308f\u305b\u306e\u78ba\u8a8d\u3001\u5b8c\u4e86\u753b\u9762\u3068\u304b\uff09\r\n $page_ID_contact_confirm = get_page_by_path('contact\/confirm')->ID;\r\n $page_ID_contact_completion = get_page_by_path('contact\/completion')->ID;\r\n\r\n $not_in_array = array($page_ID_contact_confirm,$page_ID_contact_completion);\r\n\r\n $query->set('post_type', $post_array);\r\n $query->set('post__not_in', $not_in_array);\r\n }\r\n}\r\nadd_filter('pre_get_posts', 'filter_search');\r\n\r\n\r\n\/\/\u691c\u7d22\r\nfunction custom_search($search, $wp_query)\r\n{\r\n global $wpdb;\r\n if (!$wp_query->is_search) return $search;\r\n if (!isset($wp_query->query_vars)) return $search;\r\n\r\n $search_words = explode(' ', isset($wp_query->query_vars['s']) ? $wp_query->query_vars['s'] : '');\r\n if (count($search_words) > 0) {\r\n $search = '';\r\n\r\n foreach ($search_words as $word) {\r\n if (!empty($word)) {\r\n $search_word = '%' . esc_sql($word) . '%';\r\n $search .= " AND (\r\n {$wpdb->posts}.post_title LIKE '{$search_word}' -- \u30bf\u30a4\u30c8\u30eb\r\n OR {$wpdb->posts}.post_content LIKE '{$search_word}' -- \u30b3\u30f3\u30c6\u30f3\u30c4\r\n OR {$wpdb->posts}.ID IN ( -- \u30bf\u30b0\u3001\u30ab\u30c6\u30b4\u30ea\u30fc\u3001\u30bf\u30fc\u30e0\r\n SELECT distinct r.object_id\r\n FROM {$wpdb->term_relationships} AS r\r\n INNER JOIN {$wpdb->term_taxonomy} AS tt ON r.term_taxonomy_id = tt.term_taxonomy_id\r\n INNER JOIN {$wpdb->terms} AS t ON tt.term_id = t.term_id\r\n WHERE t.name LIKE '{$search_word}'\r\n OR t.slug LIKE '{$search_word}'\r\n OR tt.description LIKE '{$search_word}'\r\n )\r\n OR {$wpdb->posts}.ID IN ( -- \u30ab\u30b9\u30bf\u30e0\u30d5\u30a3\u30fc\u30eb\u30c9\r\n SELECT distinct post_id\r\n FROM {$wpdb->postmeta}\r\n WHERE meta_value LIKE '{$search_word}'\r\n )\r\n )";\r\n }\r\n }\r\n }\r\n return $search;\r\n}\r\nadd_filter('posts_search', 'custom_search', 10, 2);\r\n<\/pre>\n