├── pt1 - remove slug from cpt permalink
└── pt2 - modify cpt query


/pt1 - remove slug from cpt permalink:
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 1 | function na_remove_slug( $post_link, $post, $leavename ) {
 2 | 
 3 |     if ( 'events' != $post->post_type || 'publish' != $post->post_status ) {
 4 |         return $post_link;
 5 |     }
 6 | 
 7 |     $post_link = str_replace( '/' . $post->post_type . '/', '/', $post_link );
 8 | 
 9 |     return $post_link;
10 | }
11 | add_filter( 'post_type_link', 'na_remove_slug', 10, 3 );
12 | 


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/pt2 - modify cpt query:
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 1 | function na_parse_request( $query ) {
 2 | 
 3 |     if ( ! $query->is_main_query() || 2 != count( $query->query ) || ! isset( $query->query['page'] ) ) {
 4 |         return;
 5 |     }
 6 | 
 7 |     if ( ! empty( $query->query['name'] ) ) {
 8 |         $query->set( 'post_type', array( 'post', 'events', 'page' ) );
 9 |     }
10 | }
11 | add_action( 'pre_get_posts', 'na_parse_request' );
12 | 


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