Menu Adam R Brown

WP hooks navigation: Home/browseActions indexFilters index

Source View: url_to_postid

To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).

Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

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
489      global $wp_rewrite;
490
491      /**
492       * Filters the URL to derive the post ID from.
493       *
494       * @since 2.2.0
495       *
496       * @param string $url The URL to derive the post ID from.
497       */
498      $url = apply_filters( 'url_to_postid', $url );
499
500      $url_host      = str_replace( 'www.', '', parse_url( $url, PHP_URL_HOST ) );
501      $home_url_host = str_replace( 'www.', '', parse_url( home_url(), PHP_URL_HOST ) );
502
503      // Bail early if the URL does not belong to this site.
504      if ( $url_host && $url_host !== $home_url_host ) {
505           return 0;
506      }
507