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avoid_blog_page_permalink_collision ›

Since3.0.0
Deprecatedn/a
avoid_blog_page_permalink_collision ( $data, $postarr )
Parameters: (2)
  • (array) $data An array of post data.
    Required: Yes
  • (array) $postarr An array of posts. Not currently used.
    Required: Yes
Returns:
  • (array) The new array of post data after checking for collisions.
Defined at:
Codex:

Avoids a collision between a site slug and a permalink slug.

In a subdirectory install this will make sure that a site and a post do not use the same subdirectory by checking for a site with the same name as a new post.



Source

function avoid_blog_page_permalink_collision( $data, $postarr ) {
	if ( is_subdomain_install() )
		return $data;
	if ( $data['post_type'] != 'page' )
		return $data;
	if ( !isset( $data['post_name'] ) || $data['post_name'] == '' )
		return $data;
	if ( !is_main_site() )
		return $data;

	$post_name = $data['post_name'];
	$c = 0;
	while( $c < 10 && get_id_from_blogname( $post_name ) ) {
		$post_name .= mt_rand( 1, 10 );
		$c ++;
	}
	if ( $post_name != $data['post_name'] ) {
		$data['post_name'] = $post_name;
	}
	return $data;
}