class WPCOM_JSON_API_Date { /** * Returns ISO 8601 formatted datetime: 2011-12-08T01:15:36-08:00 * * @param $date_gmt (string) GMT datetime string. * @param $date (string) Optional. Used to calculate the offset from GMT. * * @return string */ static function format_date( $date_gmt, $date = null ) { $timestamp_gmt = strtotime( "$date_gmt+0000" ); if ( null === $date ) { $timestamp = $timestamp_gmt; $hours = $minutes = $west = 0; } else { $date_time = date_create( "$date+0000" ); if ( $date_time ) { $timestamp = date_format( $date_time, 'U' ); } else { $timestamp = 0; } // "0000-00-00 00:00:00" == -62169984000 if ( - 62169984000 == $timestamp_gmt ) { // WordPress sets post_date=now, post_date_gmt="0000-00-00 00:00:00" for all drafts // WordPress sets post_modified=now, post_modified_gmt="0000-00-00 00:00:00" for new drafts // Try to guess the correct offset from the blog's options. $timezone_string = get_option( 'timezone_string' ); if ( $timezone_string && $date_time ) { $timezone = timezone_open( $timezone_string ); if ( $timezone ) { $offset = $timezone->getOffset( $date_time ); } } else { $offset = 3600 * get_option( 'gmt_offset' ); } } else { $offset = $timestamp - $timestamp_gmt; } $west = $offset < 0; $offset = abs( $offset ); $hours = (int) floor( $offset / 3600 ); $offset -= $hours * 3600; $minutes = (int) floor( $offset / 60 ); } return (string) gmdate( 'Y-m-d\\TH:i:s', $timestamp ) . sprintf( '%s%02d:%02d', $west ? '-' : '+', $hours, $minutes ); } /** * Returns ISO 8601 formatted duration interval: P0DT1H10M0S * * @param string $time Duration in minutes or hours. * * @return null|string */ static function format_duration( $time ) { $timestamp = strtotime( $time, 0 ); // Bail early if we don't recognize a date. if ( empty( $timestamp ) ) { return; } $days = floor( $timestamp / 86400 ); $timestamp = $timestamp % 86400; $hours = floor( $timestamp / 3600 ); $timestamp = $timestamp % 3600; $minutes = floor( $timestamp / 60 ); $timestamp = $timestamp % 60; return (string) sprintf( 'P%dDT%dH%dM%dS', $days, $hours, $minutes, $timestamp ); } } Up All Night (ft. Soulebrity) | V-Henny's Blog