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<?php
/**
* Admin Post Functions
*
* @package Church_Theme_Content
* @subpackage Admin
* @copyright Copyright (c) 2013 - 2017, churchthemes.com
* @link https://github.com/churchthemes/church-theme-content
* @license GPLv2 or later
* @since 0.9
*/
// No direct access
if ( ! defined( 'ABSPATH' ) ) exit;
/**********************************
* RESERVED POST SLUGS
**********************************/
/**
* Prevent post from using slug reserved for a post type archive
*
* If an identical slug is entered, it will be appended by a number.
* For example, a 'sermons' page slug will become 'sermons-2'.
*
* This is broad but mainly intended for top-level pages.
*
* @since 0.9
* @param string $current_value The current value
* @param string $slug The slug to check
* @return bool Whether or not post slug is valid
*/
function ctc_is_bad_post_slug( $current_value, $slug ) {
// Get post types with archives
$post_types = get_post_types( array(
'has_archive' => true
), 'objects' );
// Check if post slug matches a post type rewrite slug
foreach ( $post_types as $post_type ) {
if ( ! empty( $post_type->rewrite['slug'] ) && $post_type->rewrite['slug'] == $slug ) {
return true;
}
}
return $current_value;
}
add_filter( 'wp_unique_post_slug_is_bad_flat_slug', 'ctc_is_bad_post_slug', 10, 2 );
add_filter( 'wp_unique_post_slug_is_bad_hierarchical_slug', 'ctc_is_bad_post_slug', 10, 2 );