質問編集履歴

無理な質問でした。

2019/12/16 06:22

投稿

tada_dell

スコア6

test CHANGED Viewed

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test CHANGED Viewed

@@ -28,224 +28,4 @@
 行き詰っております。
-根本的に考えかたが間違ているのかもわかりませんが、どうか解決策をお願いできればと思います。
+根本的に考えかたが間違ていました。
-**■使用プラグイン**
-・Advanced Custom Fields
-・Custom Post Type Date Archives
-・Custom Post Type Permalinks
-・Custom Post Type UI
-投稿タイプ：news_type
-カスタムフィールド名：schedule
-**■front-page.phpに記載している、news_typeの月別アーカイブ用**
-```ここに言語を入力
-<?php my_get_year_archives('post_type=news_type'); ?>
-<?php my_get_year_archives(array(
-'date_field' => 'schedule',));
-?>
-```
-**■以下function**
-```ここに言語を入力
-function my_get_year_archives( $args = '' ) {
-    global $wpdb, $wp_locale;
-    $defaults = array(
-        'type' => 'monthly',
-        'date_field' => 'schedule',
-        'format' => 'html',
-        'echo' => true,
-        'limit' => '',
-        'before' => '',
-        'after' => '',
-        'show_post_count' => true,
-    );
-    $r = wp_parse_args( $args, $defaults );
-    extract( $r, EXTR_SKIP );
-    if ( '' != $limit ) {
-        $limit = absint( $limit );
-        $limit = ' LIMIT '.$limit;
-    }
-    $field  = 'm.meta_value';
-    $select = "SELECT SUBSTRING($field,1,6) AS `yearmonth`, count(p.ID) AS posts";
-    $where  = "WHERE p.post_type = 'post' AND p.post_status = 'publish'";
-    $where .= $wpdb->prepare( ' AND m.meta_key = %s', $date_field );
-    $join   = " INNER JOIN $wpdb->postmeta AS m ON m.post_id = p.ID";
-    $where  = apply_filters( 'getarchives_where', $where, $r );
-    $join   = apply_filters( 'getarchives_join' , $join , $r );
-    $output = '';
-    $query = "$select FROM $wpdb->posts AS p $join $where GROUP BY SUBSTRING($field,1,6) ORDER BY $field DESC $limit";
-    $key = md5( $query );
-    $cache = wp_cache_get( 'my_get_year_archives' , 'general' );
-    if ( !isset( $cache[ $key ] ) ) {
-        $arcresults = $wpdb->get_results( $query );
-        $cache[ $key ] = $arcresults;
-        wp_cache_set( 'my_get_year_archives', $cache, 'general' );
-    } else {
-        $arcresults = $cache[ $key ];
-    }
-    if ( $arcresults ) {
-        $afterafter = $after;
-        foreach ( (array) $arcresults as $arcresult ) {
-            $arcresult->year = intval(mb_substr($arcresult->yearmonth, 0, 4));
-            $arcresult->month = intval(mb_substr($arcresult->yearmonth, 4, 2));
-            $url = add_query_arg( array( 'meta_key' => $date_field ), get_month_link( $arcresult->year, $arcresult->month ) );
-            $text = sprintf( '%s', $arcresult->year ).'年'.sprintf( '%02d', $arcresult->month ).'月';
-            if ($show_post_count)
-                $after = '&nbsp;('.$arcresult->posts.')' . $afterafter;
-            $output .= get_archives_link( $url, $text, $format, $before, $after );
-        }
-    }
-    if ( $echo )
-        echo $output;
-    else
-        return $output;
-}
-add_action( 'init', 'my_init' );
-function my_init() {
-    global $wp;
-    $wp->add_query_var( 'meta_key' );
-}
-function my_pre_get_posts( $query ) {
-    if ( $query->is_month ) {
-        $meta_query = array(
-            array(
-                'key'     => $query->get( 'meta_key' ),
-				'value'   => $query->get( 'year'     ).sprintf("%02d",$query->get( 'monthnum'     )),
-                'compare' => 'LIKE'
-            ),
-        );
-        $query->set( 'meta_query' , $meta_query );
-        $query->set( 'year'       , ''          );
-        $query->set( 'monthnum'       , ''          );
-        $query->set( 'schedule'       , ''          );
-        $query->set( 'meta_key'   , ''          );
-	$query->set('post_type', 'news_type');
-    }
-}
-add_action( 'pre_get_posts', 'my_pre_get_posts' );
-```