嗨,我想创建$args查询来检查,如果自定义帖子有类别,然后检查类别值是否为无,如果不是,然后检查自定义字段值是否为真或假。对于其他帖子类型,该类别不可用。
这是我的代码
$args = array(
'posts_per_page' => 10,
'paged' => $page_no,
'post_type' => array('ct_photo', 'ct_event', 'ct_video', 'ct_thought'),
//'post_type' => 'ct_video',
'orderby' => 'post_date',
'order' => 'DESC',
'meta_query' => array(
'relation' => 'OR',
array(
'key' => 'vid_category',
'compare' => 'IN',
'value' => array(10, 11, 12),
),
array(
'relation' => 'AND',
array(
'key' => 'vid_category',
'compare' => 'IN',
'value' => array(10, 11),
),
array(
'key' => 'display_home',
'compare' => '=',
'value' => 'true',
)
),
)
);
现在我想要的我想这个查询将返回的结果检查,如果帖子类型是视频,然后它检查,如果类别值是可用的,然后检查自定义字段"display_home"是否为真,如果类别没有选择,那么它必须在查询中显示。对于其他类型的帖子,它将不检查类别。
i trying to use case &
请帮帮我。
好了,我找到答案了
SELECT wp.id, wp.post_type, wpm.meta_key, wpm.meta_value FROM `wp_posts` as wp Inner Join wp_postmeta as wpm ON wp.id = wpm.post_id where (wpm.meta_key = 'vid_category' AND wpm.meta_value ="true") OR (wpm.meta_key = 'display_home' and wpm.meta_value ="true") OR(wp.post_type IN ('ct_photo', 'ct_event', 'ct_thought')) and wp.post_status = 'publish' GROUP BY wp.id ORDER BY `id` ASC