= 90 ) { $color = '#0c6'; } elseif ( $score >= 50 && $score < 90 ) { $color = '#fa3'; } elseif ( $score >= 0 && $score < 50 ) { $color = '#f33'; } } return $color; } /** * Render the PageSpeed desktop/mobile score guage. * * @param array $data PageSpeed desktop/mobile data containing score key. * @param string $icon Desktop/Mobile icon value. * * @return void */ public static function print_gauge( $data, $icon ) { if ( ! isset( $data ) || empty( $data['score'] ) || empty( $icon ) ) { return; } $color = self::get_gauge_color( $data['score'] ); $angle = self::get_gauge_angle( $data['score'] ); ?>
= 90 ) { $bar = '
' . esc_html( $metric['displayValue'] ) . '
'; } elseif ( $metric['score'] >= 50 && $metric['score'] < 90 ) { $bar = '
' . esc_html( $metric['displayValue'] ) . '
'; } elseif ( $metric['score'] < 50 ) { $bar = '
' . esc_html( $metric['displayValue'] ) . '
'; } echo wp_kses( '
' . $bar . '
', array( 'div' => array( 'style' => array(), 'class' => array(), ), 'span' => array( 'class' => array(), ), ) ); } /** * Render core metric for desktop/mobile. Used by PageSpeed page. * * @param array $data PageSpeed data. * @param string $metric Metric key. * @param string $name Metric name. * * @return void */ public static function print_bar_combined_with_icon( $data, $metric, $name ) { if ( ! isset( $data ) || empty( $metric ) || empty( $name ) ) { return; } ?>

= 90 ) { $notice = 'notice notice-success inline'; } elseif ( $score >= 50 && $score < 90 ) { $noitce = 'notice notice-warning inline'; } elseif ( $score > 0 && $score < 50 ) { $notice = 'notice notice-error inline'; } } return $notice; } /** * Get PageSpeed metric grade. * * @param int $score PageSpeed desktop/mobile score. * * @return string */ public static function get_breakdown_grade( $score ) { $grade = 'w3tcps_blank'; if ( isset( $score ) && is_numeric( $score ) ) { if ( $score >= 90 ) { $grade = 'w3tcps_pass'; } elseif ( $score >= 50 && $score < 90 ) { $grade = 'w3tcps_average'; } elseif ( $score > 0 && $score < 50 ) { $grade = 'w3tcps_fail'; } } return $grade; } /** * Render the final generated screenshot. * * @param array $data PageSpeed data. * * @return void */ public static function print_final_screenshot( $data ) { if ( isset( $data ) && isset( $data['screenshots']['final']['screenshot'] ) ) { echo '' . ( isset( $data['screenshots']['final']['title'] ) ? esc_attr( $data['screenshots']['final']['title'] ) : esc_attr__( 'Final Screenshot', 'w3-total-cache' ) ) . ''; } } /** * Render all "building" screenshots. * * @param mixed $data PageSpeed desktop/mobile score. * * @return void */ public static function print_screenshots( $data ) { if ( isset( $data ) && isset( $data['screenshots']['other']['screenshots'] ) ) { foreach ( $data['screenshots']['other']['screenshots'] as $screenshot ) { echo '' . ( isset( $data['screenshots']['other']['title'] ) ? esc_attr( $data['screenshots']['other']['title'] ) : esc_attr__( 'Other Screenshot', 'w3-total-cache' ) ) . ''; } } } /** * Render all metric data into listable items. * * @param array $data PageSpeed desktop/mobile score. * * @return void */ public static function print_breakdown( $data ) { if ( ! isset( $data ) || ( empty( $data['opportunities'] ) && empty( $data['diagnostics'] ) ) ) { return; } $opportunities = ''; $diagnostics = ''; $passed_audits = ''; foreach ( $data['opportunities'] as $opportunity ) { if ( empty( $opportunity['details'] ) ) { continue; } $opportunity['score'] *= 100; $notice = 'notice notice-info inline'; $grade = 'w3tcps_blank'; if ( isset( $opportunity['score'] ) ) { $notice = self::get_breakdown_bg( $opportunity['score'] ); $grade = self::get_breakdown_grade( $opportunity['score'] ); } $audit_classes = ''; if ( isset( $opportunity['type'] ) ) { foreach ( $opportunity['type'] as $type ) { $audit_classes .= ' ' . $type; } } $opportunity['description'] = preg_replace( '/(.*?)(\[.*?\])\((.*?)\)(.*?[,.?!]*)/', '$1$2$4', esc_html( $opportunity['description'] ) ); $headers = ''; $items = ''; foreach ( $opportunity['details'] as $item ) { $headers = ''; $items .= ''; if ( isset( $item['url'] ) ) { $headers .= '' . esc_html__( 'URL', 'w3-total-cache' ) . ''; if ( filter_var( $item['url'], FILTER_VALIDATE_URL ) !== false ) { // The value is confirmed as a valid URL. We create a HTML link with the full URL value but display it with a trucated value. $items .= ' ...' . esc_url( wp_parse_url( $item['url'] )['path'] ) . ''; } else { // For certain metrics Google uses the 'url' field for non-URL values. These are often HTML/CSS that shouldn't be escaped and will be displayed as plain text. $items .= '' . esc_html( $item['url'] ) . ''; } } if ( isset( $item['source'] ) ) { $headers .= '' . esc_html__( 'URL', 'w3-total-cache' ) . ''; if ( filter_var( $item['source']['url'], FILTER_VALIDATE_URL ) !== false ) { // The value is confirmed as a valid URL. We create a HTML link with the full URL value but display it with a trucated value. $items .= ' ...' . esc_url( wp_parse_url( $item['source']['url'] )['path'] ) . ''; } else { // For certain metrics Google uses the 'url' field for non-URL values. These are often HTML/CSS that shouldn't be escaped and will be displayed as plain text. $items .= '' . esc_html( $item['source']['url'] ) . ''; } } if ( isset( $item['totalBytes'] ) ) { $headers .= '' . esc_html__( 'Total Bytes', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['totalBytes'] ) . ''; } if ( isset( $item['wastedBytes'] ) ) { $headers .= '' . esc_html__( 'Wasted Bytes', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['wastedBytes'] ) . ''; } if ( isset( $item['wastedPercent'] ) ) { $headers .= '' . esc_html__( 'Wasted Percentage', 'w3-total-cache' ) . ''; $items .= '' . round( $item['wastedPercent'], 2 ) . '%'; } if ( isset( $item['wastedMs'] ) ) { $headers .= '' . esc_html__( 'Wasted Miliseconds', 'w3-total-cache' ) . ''; $items .= '' . round( $item['wastedMs'], 2 ) . ''; } if ( isset( $item['label'] ) ) { $headers .= '' . esc_html__( 'Type', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['label'] ) . ''; } if ( isset( $item['groupLabel'] ) ) { $headers .= '' . esc_html__( 'Group', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['groupLabel'] ) . ''; } if ( isset( $item['requestCount'] ) ) { $headers .= '' . esc_html__( 'Requests', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['requestCount'] ) . ''; } if ( isset( $item['transferSize'] ) ) { $headers .= '' . esc_html__( 'Transfer Size', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['transferSize'] ) . ''; } if ( isset( $item['startTime'] ) ) { $headers .= '' . esc_html__( 'Start Time', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['startTime'] ) . ''; } if ( isset( $item['duration'] ) ) { $headers .= '' . esc_html__( 'Duration', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['duration'] ) . ''; } if ( isset( $item['scriptParseCompile'] ) ) { $headers .= '' . esc_html__( 'Parse/Compile Time', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['scriptParseCompile'] ) . ''; } if ( isset( $item['scripting'] ) ) { $headers .= '' . esc_html__( 'Execution Time', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['scripting'] ) . ''; } if ( isset( $item['total'] ) ) { $headers .= '' . esc_html__( 'Total', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['total'] ) . ''; } if ( isset( $item['cacheLifetimeMs'] ) ) { $headers .= '' . esc_html__( 'Cache Lifetime Miliseconds', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['cacheLifetimeMs'] ) . ''; } if ( isset( $item['cacheHitProbability'] ) ) { $headers .= '' . esc_html__( 'Cache Hit Probability', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['cacheHitProbability'] ) . ''; } if ( isset( $item['value'] ) && isset( $item['statistic'] ) ) { $headers .= '' . esc_html__( 'Statistic', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['statistic'] ) . ''; $headers .= '' . esc_html__( 'Element', 'w3-total-cache' ) . ''; $items .= ''; if ( isset( $item['node'] ) ) { $items .= '

' . __( 'Snippet', 'w3-total-cache' ) . ': ' . esc_html( $item['node']['snippet'] ) . '

'; $items .= '

' . __( 'Selector', 'w3-total-cache' ) . ': ' . esc_html( $item['node']['selector'] ) . '

'; } $items .= ''; $headers .= '' . esc_html__( 'Value', 'w3-total-cache' ) . ''; $items .= is_array( $item['value'] ) ? '' . esc_html( $item['value']['value'] ) . '' : '' . esc_html( $item['value'] ) . ''; } elseif ( isset( $item['node'] ) ) { $headers .= '' . esc_html__( 'Element', 'w3-total-cache' ) . ''; $items .= ''; $items .= '

' . __( 'Snippet', 'w3-total-cache' ) . ': ' . esc_html( $item['node']['snippet'] ) . '

'; $items .= '

' . __( 'Selector', 'w3-total-cache' ) . ': ' . esc_html( $item['node']['selector'] ) . '

'; $items .= ''; } if ( isset( $item['headings'] ) && isset( $item['items'] ) ) { $items .= ''; foreach ( $item['headings'] as $heading ) { $items .= ''; } $items .= ''; foreach ( $item['items'] as $sub_item ) { $items .= ''; if ( isset( $sub_item['node'] ) ) { $items .= ''; } if ( isset( $sub_item['phase'] ) && isset( $sub_item['timing'] ) && isset( $sub_item['percent'] ) ) { $items .= ''; $items .= ''; $items .= ''; } $items .= ''; } $items .= '
' . esc_html( $heading['label'], 'w3-total-cache' ) . '
'; $items .= '

' . __( 'Snippet', 'w3-total-cache' ) . ': ' . esc_html( $sub_item['node']['snippet'] ) . '

'; $items .= '

' . __( 'Selector', 'w3-total-cache' ) . ': ' . esc_html( $sub_item['node']['selector'] ) . '

'; $items .= '
' . esc_html( $sub_item['phase'] ) . '' . esc_html( $sub_item['percent'] ) . '' . esc_html( $sub_item['timing'] ) . ' ms
'; } if ( isset( $item['responseTime'] ) ) { $headers .= '' . esc_html__( 'Response Time', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['responseTime'] ) . ''; } $items .= ''; } $items = ( isset( $items ) ? $items : '

' . esc_html__( 'No identified items were provided by Google PageSpeed Insights API for this metric', 'w3-total-cache' ) . '

' ); if ( $opportunity['score'] >= 90 ) { $passed_audits .= '
' . esc_html( $opportunity['title'] ) . ( isset( $opportunity['displayValue'] ) ? ' - ' . esc_html( $opportunity['displayValue'] ) : '' ) . '

' . $opportunity['description'] . '

' . $headers . '' . $items . '
Total Cache : ' . esc_html__( 'Tips', 'w3-total-cache' ) . '
' . $opportunity['instructions'] . '
'; } else { $opportunities .= '
' . esc_html( $opportunity['title'] ) . ( isset( $opportunity['displayValue'] ) ? ' - ' . esc_html( $opportunity['displayValue'] ) : '' ) . '

' . $opportunity['description'] . '

' . $headers . '' . $items . '
Total Cache : ' . esc_html__( 'Tips', 'w3-total-cache' ) . '
' . $opportunity['instructions'] . '
'; } } foreach ( $data['diagnostics'] as $diagnostic ) { if ( empty( $diagnostic['details'] ) ) { continue; } $diagnostic['score'] *= 100; $notice = 'notice notice-info inline'; $grade = 'w3tcps_blank'; if ( isset( $diagnostic['score'] ) ) { $notice = self::get_breakdown_bg( $diagnostic['score'] ); $grade = self::get_breakdown_grade( $diagnostic['score'] ); } $audit_classes = ''; foreach ( $opportunity['type'] as $type ) { $audit_classes .= ' ' . $type; } $diagnostic['description'] = preg_replace( '/(.*?)(\[.*?\])\((.*?)\)(.*?[,.?!]*)/', '$1$2$4', esc_html( $diagnostic['description'] ) ); $headers = ''; $items = ''; foreach ( $diagnostic['details'] as $item ) { $headers = ''; $items .= ''; if ( isset( $item['url'] ) ) { $headers .= '' . esc_html__( 'URL', 'w3-total-cache' ) . ''; if ( filter_var( $item['url'], FILTER_VALIDATE_URL ) !== false ) { // The value is confirmed as a valid URL. We create a HTML link with the full URL value but display it with a trucated value. $items .= ' ...' . esc_url( wp_parse_url( $item['url'] )['path'] ) . ''; } else { // For certain metrics Google uses the 'url' field for non-URL values. These are often HTML/CSS that shouldn't be escaped and will be displayed as plain text. $items .= '' . esc_html( $item['url'] ) . ''; } } if ( isset( $item['source'] ) ) { $headers .= '' . esc_html__( 'URL', 'w3-total-cache' ) . ''; if ( filter_var( $item['source']['url'], FILTER_VALIDATE_URL ) !== false ) { // The value is confirmed as a valid URL. We create a HTML link with the full URL value but display it with a trucated value. $items .= ' ...' . esc_url( wp_parse_url( $item['source']['url'] )['path'] ) . ''; } else { // For certain metrics Google uses the 'url' field for non-URL values. These are often HTML/CSS that shouldn't be escaped and will be displayed as plain text. $items .= '' . esc_html( $item['source']['url'] ) . ''; } } if ( isset( $item['totalBytes'] ) ) { $headers .= '' . esc_html__( 'Total Bytes', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['totalBytes'] ) . ''; } if ( isset( $item['wastedBytes'] ) ) { $headers .= '' . esc_html__( 'Wasted Bytes', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['wastedBytes'] ) . ''; } if ( isset( $item['wastedPercent'] ) ) { $headers .= '' . esc_html__( 'Wasted Percentage', 'w3-total-cache' ) . ''; $items .= '' . round( $item['wastedPercent'], 2 ) . '%'; } if ( isset( $item['wastedMs'] ) ) { $headers .= '' . esc_html__( 'Wasted Miliseconds', 'w3-total-cache' ) . ''; $items .= '' . round( $item['wastedMs'], 2 ) . ''; } if ( isset( $item['label'] ) ) { $headers .= '' . esc_html__( 'Type', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['label'] ) . ''; } if ( isset( $item['groupLabel'] ) ) { $headers .= '' . esc_html__( 'Group', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['groupLabel'] ) . ''; } if ( isset( $item['requestCount'] ) ) { $headers .= '' . esc_html__( 'Requests', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['requestCount'] ) . ''; } if ( isset( $item['transferSize'] ) ) { $headers .= '' . esc_html__( 'Transfer Size', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['transferSize'] ) . ''; } if ( isset( $item['startTime'] ) ) { $headers .= '' . esc_html__( 'Start Time', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['startTime'] ) . ''; } if ( isset( $item['duration'] ) ) { $headers .= '' . esc_html__( 'Duration', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['duration'] ) . ''; } if ( isset( $item['scriptParseCompile'] ) ) { $headers .= '' . esc_html__( 'Parse/Compile Time', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['scriptParseCompile'] ) . ''; } if ( isset( $item['scripting'] ) ) { $headers .= '' . esc_html__( 'Execution Time', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['scripting'] ) . ''; } if ( isset( $item['total'] ) ) { $headers .= '' . esc_html__( 'Total', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['total'] ) . ''; } if ( isset( $item['cacheLifetimeMs'] ) ) { $headers .= '' . esc_html__( 'Cache Lifetime Miliseconds', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['cacheLifetimeMs'] ) . ''; } if ( isset( $item['cacheHitProbability'] ) ) { $headers .= '' . esc_html__( 'Cache Hit Probability', 'w3-total-cache' ) . ''; $items .= '' . ( esc_html( $item['cacheHitProbability'] ) * 100 ) . '%'; } if ( isset( $item['value'] ) && isset( $item['statistic'] ) ) { $headers .= '' . esc_html__( 'Statistic', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['statistic'] ) . ''; $headers .= '' . esc_html__( 'Element', 'w3-total-cache' ) . ''; $items .= ''; if ( isset( $item['node'] ) ) { $items .= '

' . __( 'Snippet', 'w3-total-cache' ) . ': ' . esc_html( $item['node']['snippet'] ) . '

'; $items .= '

' . __( 'Selector', 'w3-total-cache' ) . ': ' .esc_html( $item['node']['selector'] ) . '

'; } $items .= ''; $headers .= '' . esc_html__( 'Value', 'w3-total-cache' ) . ''; $items .= is_array( $item['value'] ) ? '' . esc_html( $item['value']['value'] ) . '' : '' . esc_html( $item['value'] ) . ''; } elseif ( isset( $item['node'] ) ) { $headers .= '' . esc_html__( 'Element', 'w3-total-cache' ) . ''; $items .= ''; $items .= '

' . __( 'Snippet', 'w3-total-cache' ) . ': ' . esc_html( $item['node']['snippet'] ) . '

'; $items .= '

' . __( 'Selector', 'w3-total-cache' ) . ': ' . esc_html( $item['node']['selector'] ) . '

'; $items .= ''; } if ( isset( $item['headings'] ) && isset( $item['items'] ) ) { $items .= ''; foreach ( $item['headings'] as $heading ) { $items .= ''; } $items .= ''; foreach ( $item['items'] as $sub_item ) { $items .= ''; if ( isset( $sub_item['node'] ) ) { $items .= ''; } if ( isset( $sub_item['phase'] ) && isset( $sub_item['timing'] ) && isset( $sub_item['percent'] ) ) { $items .= ''; $items .= ''; $items .= ''; } $items .= ''; } $items .= '
' . esc_html( $heading['label'], 'w3-total-cache' ) . '
'; $items .= '

' . __( 'Snippet', 'w3-total-cache' ) . ': ' . esc_html( $sub_item['node']['snippet'] ) . '

'; $items .= '

' . __( 'Selector', 'w3-total-cache' ) . ': ' . esc_html( $sub_item['node']['selector'] ) . '

'; $items .= '
' . esc_html( $sub_item['phase'] ) . '' . esc_html( $sub_item['percent'] ) . '' . esc_html( $sub_item['timing'] ) . ' ms
'; } if ( isset( $item['responseTime'] ) ) { $headers .= '' . esc_html__( 'Response Time', 'w3-total-cache' ) . ''; $items .= '' . esc_html( $item['responseTime'] ) . ''; } $items .= ''; } $items = ( isset( $items ) ? $items : '

' . esc_html__( 'No identified items were provided by Google PageSpeed Insights API for this metric', 'w3-total-cache' ) . '

' ); if ( $diagnostic['score'] >= 90 ) { $passed_audits .= '
' . esc_html( $diagnostic['title'] ) . ( isset( $diagnostic['displayValue'] ) ? ' - ' . esc_html( $diagnostic['displayValue'] ) : '' ) . '

' . $diagnostic['description'] . '

' . $headers . '' . $items . '
Total Cache : ' . esc_html__( 'Tips', 'w3-total-cache' ) . '
' . $diagnostic['instructions'] . '
'; } else { $diagnostics .= '
' . esc_html( $diagnostic['title'] ) . ( isset( $diagnostic['displayValue'] ) ? ' - ' . esc_html( $diagnostic['displayValue'] ) : '' ) . '

' . $diagnostic['description'] . '

' . $headers . '' . $items . '
Total Cache : ' . esc_html__( 'Tips', 'w3-total-cache' ) . '
' . $diagnostic['instructions'] . '
'; } } $allowed_tags = self::get_allowed_tags(); echo wp_kses( '

' . esc_html__( 'Opportunities', 'w3-total-cache' ) . '

' . $opportunities . '

' . esc_html__( 'Diagnostics', 'w3-total-cache' ) . '

' . $diagnostics . '

' . esc_html__( 'Passed Audits', 'w3-total-cache' ) . '

' . $passed_audits . '
', $allowed_tags ); } /** * Recursively get value based on series of key decendents. * * @param array $data PageSpeed data. * @param array $elements Array of key decendents. * * @return object | null */ public static function get_value_recursive( $data, $elements ) { if ( empty( $elements ) ) { return $data; } $key = array_shift( $elements ); if ( ! isset( $data[ $key ] ) ) { return null; } return self::get_value_recursive( $data[ $key ], $elements ); } /** * Return wp_kses allowed HTML tags/attributes. * * @return array */ public static function get_allowed_tags() { return array( 'div' => array( 'id' => array(), 'class' => array(), ), 'span' => array( 'id' => array(), 'class' => array(), 'title' => array(), 'gatitle' => array(), 'copyurl' => array(), ), 'p' => array( 'id' => array(), 'class' => array(), ), 'table' => array( 'id' => array(), 'class' => array(), ), 'tr' => array( 'id' => array(), 'class' => array(), ), 'td' => array( 'id' => array(), 'class' => array(), ), 'th' => array( 'id' => array(), 'class' => array(), ), 'b' => array( 'id' => array(), 'class' => array(), ), 'br' => array(), 'a' => array( 'id' => array(), 'class' => array(), 'href' => array(), 'target' => array(), 'rel' => array(), 'title' => array(), ), 'link' => array( 'id' => array(), 'class' => array(), 'href' => array(), 'rel' => array(), 'as' => array(), 'type' => array(), ), 'code' => array( 'id' => array(), 'class' => array(), ), 'img' => array( 'id' => array(), 'class' => array(), 'srcset' => array(), 'src' => array(), 'alt' => array(), ), 'ul' => array( 'id' => array(), 'class' => array(), ), 'ol' => array( 'id' => array(), 'class' => array(), ), 'li' => array( 'id' => array(), 'class' => array(), ), 'h3' => array( 'id' => array(), 'class' => array(), ), ); } /** * Get cache life time. * * @return int */ public static function get_cache_life() { return 3600; } /** * Conver seconds into string breaking down days/hours/minutes/seconds. * * @param int $seconds Seconds. * * @return string */ public static function seconds_to_str( $seconds ) { $buffer = ''; if ( $seconds >= 86400 ) { $days = floor( $seconds / 86400 ); $seconds = $seconds % 86400; $buffer .= $days . ' day' . ( $days > 1 ? 's' : '' ) . ( $seconds > 0 ? ', ' : '' ); } if ( $seconds >= 3600 ) { $hours = floor( $seconds / 3600 ); $seconds = $seconds % 3600; $buffer .= $hours . ' hour' . ( $hours > 1 ? 's' : '' ) . ( $seconds > 0 ? ', ' : '' ); } if ( $seconds >= 60 ) { $minutes = floor( $seconds / 60 ); $seconds = $seconds % 60; $buffer .= $minutes . ' minute' . ( $minutes > 1 ? 's' : '' ) . ( $seconds > 0 ? ', ' : '' ); } if ( $seconds > 0 ) { $buffer .= $seconds . ' second' . ( $seconds > 1 ? 's' : '' ); } return $buffer; } }