WP pre_get_posts meta_query

PHP 26

// Fires after the query variable object is created, but before the actual query is run. https://developer.wordpress.org/reference/hooks/pre_get_posts/
/*
* Exclude Posts if option is set to `hide`
*/
function modify_default_queries($query) {
if ( !is_admin() ) {
if ( $query->is_home() || $query->is_archive() ) {
$meta_query = [
'relation' => 'OR',
array(
'key' => 'hide_post-in-view-cats',
'value' => true,
'compare' => '!=',
),
array(
'key' => 'hide_post-in-view-cats',
'compare' => 'NOT EXISTS'
)
];
$query->set( 'meta_query', $meta_query );
}
return $query;
}
}
add_action( 'pre_get_posts', 'modify_default_queries' );

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