get_col( "SELECT path FROM $wpdb->blogs WHERE domain = '". $wpdb->escape( $url['host'] ) ."' /* url_to_blogid */" ); wp_cache_set( $url['host'] , $paths , 'paths-for-domain' , 3607 ); // cache it for an hour } // chech if the given path is among the known paths // allows us to differentiate between paths of the main blog and those of sub-blogs $path = in_array( $path , $paths ) ? $path : '/'; return get_blog_id_from_url( $url['host'] , $path ); } } function find_urls( $text ) { // nice regex thanks to John Gruber http://daringfireball.net/2010/07/improved_regex_for_matching_urls preg_match_all( '#(?i)\b((?:https?://|www\d{0,3}[.]|[a-z0-9.\-]+[.][a-z]{2,4}/)(?:[^\s()<>]+|$([^\s()<>]+|(\([^\s()<>]+$))*\))+(?:$([^\s()<>]+|(\([^\s()<>]+$))*\)|[^\s`!()\[\]{};:\'".,<>?ابزسشص]))#', $text, $urls ); return $urls[0]; } function follow_url( $location , $verbose = FALSE , $refresh = FALSE ) { if ( $refresh || ( ! $trail = wp_cache_get( (string) $location , 'follow_url' ))) { $headers = get_headers( $location ); $trail = array(); $destination = $location; foreach( (array) $headers as $header ) { if( 0 === stripos( $header , 'HTTP' )) { preg_match( '/ [1-5][0-9][0-9] /' , $header , $matches ); $trail[] = array( 'location' => $destination , 'response' => trim( $matches[0] )); } if( 0 === stripos( $header , 'Location' )) $destination = array_pop( find_urls( $header )); } wp_cache_set( (string) $location , $trail, 'follow_url' , 3607); // cache for an hour } if( $verbose ) return $trail; else return $trail[ count( $trail ) - 1 ]['location']; } function comment_id_by_meta( $metavalue , $metakey ) { global $wpdb; if( ! $comment_id = wp_cache_get( (string) $metakey .':'. (string) $metavalue , 'comment_id_by_meta' ) ) { $comment_id = $wpdb->get_var( $wpdb->prepare( 'SELECT comment_id FROM ' . $wpdb->commentmeta . ' WHERE meta_key = %s AND meta_value = %s', $metakey, $metavalue )); wp_cache_set( (string) $metakey .':'. (string) $metavalue , $comment_id , 'comment_id_by_meta' ); } return $comment_id; } function comment_id_by_meta_update_cache( $comment_id , $metavalue , $metakey ) { if( 0 < $comment_id ) return; if( ( ! $metavalue ) && ( ! $metakey )) return; wp_cache_set( (string) $metakey .':'. (string) $metavalue , (int) $comment_id , 'comment_id_by_meta' ); } function comment_id_by_meta_delete_cache( $comment_id ) { foreach( (array) get_metadata( 'comment' , $comment_id ) as $metakey => $metavalues ) { foreach( $metavalues as $metavalue ) wp_cache_delete( (string) $metakey .':'. (string) $metavalue , 'comment_id_by_meta' ); } } add_action( 'delete_comment' , 'comment_id_by_meta_delete_cache' ); function json_int_to_string( $string ) { //32-bit PHP doesn't play nicely with the large ints FB returns, so we //encapsulate large ints in double-quotes to force them to be strings //http://stackoverflow.com/questions/2907806/handling-big-user-ids-returned-by-fql-in-php return preg_replace( '/:(\d+)/' , ':"${1}"' , $string ); } // Show cron array for debugging function show_cron() { if (current_user_can('manage_options')) { echo '

' .  print_r(_get_cron_array(), true) . '

'; }; exit; } add_action( 'wp_ajax_show_cron', 'show_cron' );