2
You can't easily query inside arrays inside a meta value. This is because there's no such thing as an array value in MySQL. Instead the value is stored as a serialized string.
So an array like this:
array(
0 => 29,
1 => 28,
);
Is stored in the database as this string:
a:2:{i:0;i:29;i:1;i:28;}
So the only way to find values inside it is to ...
1
Have you tried it with add_action instead of add_filter ?
add_action('pre_get_posts', 'search_custom_fields');
Is public set to true for your post_type?
And for use on in admin, try:
if ( is_admin() && $query->is_main_query() ) {
if ( $query->is_search ) {
//etc.
1
Current Query
$args = array(
'post_type' => 'brands',
'meta_query' => array(
array(
'key' => 'br_type',
'value' => 'Aviation'
),
array(
'key' => 'br_category'
),
array(
'key' => 'br_name'
)
),
'posts_per_page' => -1,
'orderby' => [ '...
1
First of all, just to clarify, in a normal situation without the specific order requirements, and assuming you are doing this on pre_get_posts hook, you would just do as follows:
add_action('pre_get_posts', function ($query) {
// only perform for a given query
// do your checks and return early
if (! $query->is_main_query() || ! $query->...
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