{"id":27116,"date":"2025-06-15T10:27:23","date_gmt":"2025-06-15T01:27:23","guid":{"rendered":"https:\/\/motoki-design.co.jp\/wordpress\/?p=27116"},"modified":"2025-06-15T10:27:25","modified_gmt":"2025-06-15T01:27:25","slug":"pre-get-posts-custom-samples","status":"publish","type":"post","link":"https:\/\/motoki-design.co.jp\/wordpress\/pre-get-posts-custom-samples\/","title":{"rendered":"WordPress\u2502pre_get_posts \u30d5\u30a3\u30eb\u30bf\u3067\u8a18\u4e8b\u4e00\u89a7\u8868\u793a\u3092\u5909\u66f4\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"\n

WordPress \u3067\u300c\u30a2\u30fc\u30ab\u30a4\u30d6\u306e\u4e26\u3073\u66ff\u3048\u300d\u3084\u300c\u691c\u7d22\u7d50\u679c\u306b\u56fa\u5b9a\u30da\u30fc\u30b8\u3092\u6df7\u305c\u308b\u300d\u306a\u3069\u3001\u7d30\u304b\u3044\u51fa\u3057\u5206\u3051\u3092\u3057\u305f\u3044\u3068\u304d\u306f pre_get_posts<\/strong> \u30d5\u30a3\u30eb\u30bf\u304c\u6700\u5f37\u3067\u3059\u3002<\/p>\n\n\n\n

\u672c\u7a3f\u3067\u306f \u30b3\u30d4\u30da\u5373\u52d5\u4f5c<\/strong> \u306e 8 \u4f8b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u300cfunctions.php \u306b\u8cbc\u3063\u3066\u30d6\u30e9\u30a6\u30b6\u3067\u78ba\u8a8d\u3059\u308b\u300d\u3060\u3051\u3067\u52d5\u304f\u306e\u3067\u3001\u305c\u3072\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\u3084\u958b\u767a\u30b5\u30fc\u30d0\u30fc\u3067\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n

pre_get_posts \u30d5\u30a3\u30eb\u30bf\u3067\u8a18\u4e8b\u4e00\u89a7\u8868\u793a\u3092\u5909\u66f4\u3059\u308b\u65b9\u6cd5 8\u4f8b<\/h2>\n\n\n\n

\u7279\u5b9a\u306e\u4e00\u89a7\u8a18\u4e8b\u3092\u3057\u3066\u3044\u3061\u3064\u3064\u3001functions.php\u3067\u30e1\u30a4\u30f3\u30af\u30a8\u30ea\u3060\u3051 \u3092\u66f8\u304d\u63db\u3048\u308b\u3088\u3046\u306b\u306b<\/p>\n\n\n\n

is_main_query()<\/code> \u3067\u5236\u5fa1\u3059\u308b\u3068\u8a18\u4e8b\u4e00\u89a7\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n

1. \u30ab\u30c6\u30b4\u30ea\u30a2\u30fc\u30ab\u30a4\u30d6\u304b\u3089\u7279\u5b9a\u30b5\u30d6\u30ab\u30c6\u30b4\u30ea\u30fc\u3060\u3051\u9664\u5916<\/h3>\n\n\n\n
add_action( 'pre_get_posts', function( $q ){\n    if ( ! $q->is_main_query() || ! $q->is_category( 'travel' ) ) return;\n    \/\/ ID=123(\u6d77\u5916) \u3068 456(\u5371\u967a\u5730\u5e2f) \u3092\u9664\u5916\n    $q->set( 'category__not_in', [ 123, 456 ] );\n} );<\/code><\/pre><\/div>\n\n\n\n
2. \u691c\u7d22\u7d50\u679c\u306b\u56fa\u5b9a\u30da\u30fc\u30b8\u3082\u6df7\u305c\u308b<\/h3>\n\n\n\n
add_action( 'pre_get_posts', function( $q ){\n\tif ( ! $q->is_main_query() || ! $q->is_search() ) return;\n\t$q->set( 'post_type', [ 'post', 'page' ] );\n} );<\/code><\/pre><\/div>\n\n\n\n
3. \u30d5\u30ed\u30f3\u30c8\u30da\u30fc\u30b8\u306e\u8a18\u4e8b\u3092 PV \u9806\u306b\u4e26\u3079\u66ff\u3048<\/h3>\n\n\n\n
add_action( 'pre_get_posts', function( $q ){\n\tif ( ! $q->is_main_query() || ! $q->is_home() ) return;\n\t$q->set( 'meta_key', 'pv' );          \/\/ PV \u3092\u4fdd\u5b58\u3057\u3066\u3044\u308b meta_key\n\t$q->set( 'orderby',  'meta_value_num' );\n\t$q->set( 'order',    'DESC' );\n} );<\/code><\/pre><\/div>\n\n\n\n
4. \u30bf\u30b0 foo \u306e\u4e00\u89a7\u3060\u3051 30 \u4ef6\u305a\u3064\u8868\u793a<\/h3>\n\n\n\n
add_action( 'pre_get_posts', function( $q ){\n\tif ( ! $q->is_main_query() || ! $q->is_tag( 'foo' ) ) return;\n\t$q->set( 'posts_per_page', 30 );\n} );<\/code><\/pre><\/div>\n\n\n\n
5. RSS \u30d5\u30a3\u30fc\u30c9\u306b \u201c\u30a4\u30d9\u30f3\u30c8\u201d CPT \u3092\u8ffd\u52a0<\/h3>\n\n\n\n
add_action( 'pre_get_posts', function( $q ){\n\tif ( ! $q->is_main_query() || ! $q->is_feed() ) return;\n\t$q->set( 'post_type', [ 'post', 'event' ] );\n} );<\/code><\/pre><\/div>\n\n\n\n
6. \u5e74\u6708\u30a2\u30fc\u30ab\u30a4\u30d6\u3092\u6bce\u56de\u30e9\u30f3\u30c0\u30e0\u8868\u793a<\/h3>\n\n\n\n
add_action( 'pre_get_posts', function( $q ){\n\tif ( $q->is_date() && $q->is_main_query() ){\n\t\t$q->set( 'orderby', 'rand' );\n\t}\n} );<\/code><\/pre><\/div>\n\n\n\n
7. \u672a\u30ed\u30b0\u30a4\u30f3\u6642\u306f\u4f1a\u54e1\u9650\u5b9a\u30ab\u30c6\u30b4\u30ea\u3092\u975e\u8868\u793a<\/h3>\n\n\n\n
add_action( 'pre_get_posts', function( $q ){\n\tif ( is_user_logged_in() || ! $q->is_main_query() ) return;\n\t$q->set( 'category__not_in', [ 789 ] );   \/\/ \u4f1a\u54e1\u9650\u5b9a\u30ab\u30c6\u30b4\u30eaID\n} );<\/code><\/pre><\/div>\n\n\n\n
8. \u691c\u7d22\u30af\u30a8\u30ea\u306b\u65e5\u4ed8\u7bc4\u56f2\u3092\u8ffd\u52a0 (?from=YYYY-MM-DD&to=YYYY-MM-DD)<\/h3>\n\n\n\n
add_action( 'pre_get_posts', function( $q ){\n\tif ( ! $q->is_main_query() || ! $q->is_search() ) return;\n\n\t$date_query = [];\n\tif ( $from = $_GET['from'] ?? '' ) $date_query['after']  = $from;\n\tif ( $to   = $_GET['to']   ?? '' ) $date_query['before'] = $to;\n\n\tif ( $date_query ) {\n\t\t$q->set( 'date_query', [ $date_query ] );\n\t}\n} );<\/code><\/pre><\/div>\n\n\n\n
\u307e\u3068\u3081<\/h2>\n\n\n\n
pre_get_posts<\/code> \u306f \u300c\u30e1\u30a4\u30f3\u30af\u30a8\u30ea\u306e\u6700\u5f8c\u306e\u66f8\u304d\u63db\u3048\u30dd\u30a4\u30f3\u30c8\u300d<\/strong>\u3002<\/p>\n\n\n\n
\u6761\u4ef6\u5206\u5c90 (is_home()<\/code>, is_category()<\/code>, is_user_logged_in()<\/code> \u306a\u3069) \u3092\u7684\u78ba\u306b\u7d44\u307f\u5408\u308f\u305b\u308c\u3070\u3001
\u30c6\u30fc\u30de\u6539\u9020\u3084\u30d7\u30e9\u30b0\u30a4\u30f3\u4e0d\u8981\u3067\u300c\u3042\u3063\u305f\u3089\u3044\u3044\u306a\u300d\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
\u305c\u3072\u81ea\u30b5\u30a4\u30c8\u306e\u904b\u55b6\u306b\u5f79\u7acb\u3066\u3066\u304f\u3060\u3055\u3044\uff01<\/p>\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
WordPress \u3067\u300c\u30a2\u30fc\u30ab\u30a4\u30d6\u306e\u4e26\u3073\u66ff\u3048\u300d\u3084\u300c\u691c\u7d22\u7d50\u679c\u306b\u56fa\u5b9a\u30da\u30fc\u30b8\u3092\u6df7\u305c\u308b\u300d\u306a\u3069\u3001\u7d30\u304b\u3044\u51fa\u3057\u5206\u3051\u3092\u3057\u305f\u3044\u3068\u304d\u306f pre_get_posts \u30d5\u30a3\u30eb\u30bf\u304c\u6700\u5f37\u3067\u3059\u3002 \u672c\u7a3f\u3067\u306f \u30b3\u30d4\u30da\u5373\u52d5\u4f5c \u306e 8 \u4f8b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002 \u300cf […]<\/p>\n","protected":false},"author":1,"featured_media":27117,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"pochipp_cv_data":"","swell_btn_cv_data":"","footnotes":""},"categories":[91],"tags":[],"area":[],"class_list":["post-27116","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-wordpress-customize"],"_links":{"self":[{"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/posts\/27116","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/comments?post=27116"}],"version-history":[{"count":1,"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/posts\/27116\/revisions"}],"predecessor-version":[{"id":27118,"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/posts\/27116\/revisions\/27118"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/media\/27117"}],"wp:attachment":[{"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/media?parent=27116"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/categories?post=27116"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/tags?post=27116"},{"taxonomy":"area","embeddable":true,"href":"https:\/\/motoki-design.co.jp\/wordpress\/wp-json\/wp\/v2\/area?post=27116"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}