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Source View: hierarchical_post_types

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Understanding Source Code

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Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

Line Code
1953      if ( in_array( $post_status, array( 'draft', 'pending' ) ) )
1954           return $slug;
1955
1956      global $wpdb, $wp_rewrite;
1957
1958      $feeds = $wp_rewrite->feeds;
1959      if ( !is_array($feeds) )
1960           $feeds = array();
1961
1962      $hierarchical_post_types = apply_filters('hierarchical_post_types', array('page'));
1963      if ( 'attachment' == $post_type ) {
1964           // Attachment slugs must be unique across all types.
1965           $check_sql = "SELECT post_name FROM $wpdb->posts WHERE post_name = %s AND ID != %d LIMIT 1";
1966           $post_name_check = $wpdb->get_var($wpdb->prepare($check_sql, $slug, $post_ID));
1967
1968           if ( $post_name_check || in_array($slug, $feeds) ) {
1969                $suffix = 2;
1970                do {
1971                     $alt_post_name = substr($slug, 0, 200-(strlen($suffix)+1)). "-$suffix";