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<?php
if (! class_exists('WP_List_Table')) {
require_once(ABSPATH . 'wp-admin/includes/class-wp-list-table.php');
}
class Swift_Performance_Cache_Status_Table extends WP_List_Table
{
public function get_columns()
{
$columns = array(
'status' => __('Status', 'swift-performance'),
'url' => __('URL', 'swift-performance'),
'priority' => __('Priority', 'swift-performance'),
'priority_editor' => __('Prebuild priority', 'swift-performance'),
'date' => __('Cache date', 'swift-performance'),
'timestamp' => __('Timestamp', 'swift-performance'),
);
return $columns;
}
public function prepare_items()
{
$items = $this->get_items();
$columns = $this->get_columns();
$hidden = array('priority', 'timestamp');
$sortable = $this->get_sortable_columns();
$this->_column_headers = array($columns, $hidden, $sortable);
usort($items, array( &$this, 'usort_reorder' ));
$per_page = max((int)Swift_Performance::get_option('warmup-per-page'), 1);
$current_page = $this->get_pagenum();
$total_items = count($items);
$found_data = array_slice($items, (($current_page-1)*$per_page), $per_page);
$this->set_pagination_args(array(
'total_items' => $total_items,
'per_page' => $per_page
));
$this->items = $found_data;
}
public function column_default($item, $column_name)
{
return $item[ $column_name ];
}
public function get_sortable_columns()
{
$sortable_columns = array(
'url' => array('url',false),
'date' => array('timestamp',false),
'priority_editor' => array('priority', false)
);
return $sortable_columns;
}
public function get_items()
{
if (get_transient('swift_performance_initial_prebuild_links') !== false) {
return array();
}
global $wpdb;
$items = $missing = $urls = array();
// Upgrade warmup keys if necessary
$home_url = '^https?://(www\.)?' . preg_quote(parse_url(home_url(), PHP_URL_HOST)) . '/?$';
$home_id = $wpdb->get_var($wpdb->prepare("SELECT id FROM " . SWIFT_PERFORMANCE_TABLE_PREFIX . "warmup WHERE url REGEXP %s", $home_url));
if (!empty($home_id) && $home_id != Swift_Performance::get_warmup_id(home_url())) {
// Reset warmup table
Swift_Performance::mysql_query("TRUNCATE " . SWIFT_PERFORMANCE_TABLE_PREFIX . 'warmup');
}
// Prepare URLs
foreach (Swift_Performance::get_prebuild_urls(false) as $warmup) {
$urls[Swift_Performance::get_warmup_id($warmup['url'])] = $warmup;
}
// Get pages which are missing from warmup
$cache_info = Swift_Performance::cache_status();
foreach ($cache_info['files'] as $url) {
if (!isset($urls[Swift_Performance::get_warmup_id($url)])) {
$urls[Swift_Performance::get_warmup_id($url)] = array(
'priority' => PHP_INT_MAX,
'url' => $url
);
}
}
foreach ($urls as $url) {
// skip subcache
if (strpos($url['url'],'@prefix') !== false){
continue;
}
if (isset($cache_info['files'][rtrim($url['url'], '/')]) || isset($cache_info['files'][Swift_Performance::get_warmup_id($url['url'])])) {
$cache_type = (isset($url['type']) ? $url['type'] : Swift_Performance_Cache::get_cache_type($url['url']));
$time = (isset($url['timestamp']) ? $url['timestamp'] : Swift_Performance_Cache::get_cache_time($url['url']));
} else {
$cache_type = (isset($url['type']) && !empty($url['type']) ? $url['type'] : false);
$time = (isset($url['timestamp']) ? $url['timestamp'] : 0);
}
if (empty($cache_type)) {
$cache_status = 'not-cached';
} elseif ($cache_type == '404') {
$cache_status = '404';
} elseif ($cache_type == 'error') {
$cache_status = 'not-cacheable';
} elseif ($cache_type == 'redirect') {
$cache_status = 'redirect';
} elseif ($cache_type == 'proxy') {
$cache_status = 'proxy';
} else {
$cache_status = 'cached';
}
// Filtering
$filter = (isset($_REQUEST['s']) ? str_replace(array('%2f', '%3a', Swift_Performance::home_url()),array('/', ':' ,''),strtolower(urlencode(trim($_REQUEST['s'], " \t\n\r\0\x0B")))) : '');
if (isset($filter) && !empty($filter) && strpos(strtolower($url['url']), $filter) === false) {
continue;
}
if (isset($_REQUEST['cache-status-filter']) && !empty($_REQUEST['cache-status-filter']) && $cache_status != $_REQUEST['cache-status-filter']) {
continue;
}
$items[] = array(
'priority' => $url['priority'],
'url' => $url['url'],
'cache_status' => $cache_status,
'timestamp' => $time,
);
}
return $items;
}
public function single_row( $item ) {
echo '<tr data-id="' . Swift_Performance::get_warmup_id($item['url']) . '">';
$this->single_row_columns( $item );
echo '</tr>';
}
public function column_status($item)
{
$status = '<span title="' . esc_attr__('Cached', 'swift-performance') . '" class="dashicons dashicons-yes'.($item['cache_status'] != 'cached' ? ' swift-hidden' : '').'"></span>';
$status .= '<span title="' . esc_attr__('Missing From Cache', 'swift-performance') . '" class="dashicons dashicons-no'.($item['cache_status'] != 'not-cached' ? ' swift-hidden' : '').'"></span>';
$status .= '<span title="' . esc_attr__('Cached 404', 'swift-performance') . '" class="dashicons dashicons-warning'.($item['cache_status'] != '404' ? ' swift-hidden' : '').'"></span>';
$status .= '<span title="' . esc_attr__('Not cacheable', 'swift-performance') . '" class="dashicons dashicons-editor-strikethrough'.($item['cache_status'] != 'not-cacheable' ? ' swift-hidden' : '').'"></span>';
$status .= '<span title="' . esc_attr__('Redirect', 'swift-performance') . '" class="dashicons dashicons-redo'.($item['cache_status'] != 'redirect' ? ' swift-hidden' : '').'"></span>';
$status .= '<span title="' . esc_attr__('Proxied', 'swift-performance') . '" class="dashicons dashicons-cloud'.($item['cache_status'] != 'proxy' ? ' swift-hidden' : '').'"></span>';
return $status;
}
public function column_priority_editor($item)
{
return ($item['priority'] != PHP_INT_MAX ? '<form class="swift-priority-update"><span class="edit-container"><input type="number" name="priorities['.esc_attr(Swift_Performance::get_warmup_id($item['url'])).']" class="priority-holder" value="'.esc_attr($item['priority']).'"><button class="swift-btn swift-btn-gray">'.esc_html__('Update', 'swift-performance').'</button></span></form>' : '-');
}
public function column_date($item)
{
return ($item['timestamp'] > 0 ? get_date_from_gmt(date('Y-m-d H:i:s', $item['timestamp']), get_option('date_format') . ' ' .get_option('time_format')) : '-');
}
public function column_url($item)
{
$is_cached = ($item['cache_status'] == 'cached');
$subcache_urls = self::get_subcache($item['url']);
$actions = array(
'view' => '<span class="view-cached'.(!$is_cached ? ' swift-hidden' : '').'" ><a href="'.esc_url(add_query_arg('force-cached', '1', $item['url'])).'" target="_blank">'.esc_html__('View cached', 'swift-performance').'</a> | </span><a href="'.esc_url($item['url']).'" target="_blank">'.esc_html__('View', 'swift-performance').'</a>',
'action' => '<a class="clear-cache'.(!$is_cached ? ' swift-hidden' : '').'" data-url="'.esc_attr($item['url']).'" data-status="'.$item['cache_status'].'" href="#">'.esc_html__('Clear cache', 'swift-performance').'</a><a class="do-cache'.($is_cached ? ' swift-hidden' : '').'" data-url="'.esc_attr($item['url']).'" href="#">'.esc_html__('Cache page', 'swift-performance').'</a>',
'delete' => '<a class="remove-warmup-url" data-url="'.esc_attr($item['url']).'" href="#">'.esc_html__('Remove URL', 'swift-performance').'</a>'
);
if (!empty($subcache_urls)) {
$subcache_label = $subcache_title = __('Subcache: ', 'swift-performance');
$count = 0;
foreach ($subcache_urls as $_subcache) {
if ($count < 5) {
$subcache_label .= $_subcache . ', ';
$count++;
}
$subcache_title .= $_subcache . ', ';
}
// format label and title
$subcache_label = (count($subcache_urls) > 5 ? trim($subcache_label, ',') . (count($subcache_urls) - $count) . ' more' : trim($subcache_label, ', '));
$subcache_title = trim($subcache_title, ', ');
$subcache = '<span class="subcache" title="'.$subcache_title.'">' . $subcache_label . '</span>';
} else {
$subcache = '';
}
return sprintf('%1$s %2$s', urldecode($item['url']) . $subcache, $this->row_actions($actions));
}
public function usort_reorder($a, $b)
{
$orderby = (! empty($_GET['orderby'])) ? $_GET['orderby'] : 'priority';
$order = (! empty($_GET['order'])) ? $_GET['order'] : 'asc';
if ($orderby == 'priority') {
$result = ($a['priority'] > $b['priority'] ? 1 : ($a['priority'] == $b['priority'] ? 0 : -1));
} elseif ($orderby == 'timestamp') {
$result = ($a['timestamp'] > $b['timestamp'] ? 1 : ($a['timestamp'] == $b['timestamp'] ? 0 : -1));
} else {
$result = strcmp($a[$orderby], $b[$orderby]);
}
return ($order === 'asc') ? $result : -$result;
}
protected function extra_tablenav($which)
{
include_once SWIFT_PERFORMANCE_DIR . 'includes/cache-status/table-nav.php';
}
protected function get_table_classes()
{
return array( 'widefat', 'fixed', 'striped', 'swift-performance-list-table' );
}
/**
* Message to be displayed when there are no items
*/
public function no_items()
{
if (get_transient('swift_performance_initial_prebuild_links') !== false) {
_e('Scanning URLs...', 'swift-performance');
} else {
_e('No items found.');
}
}
/**
* Get prefix from URL
* @param string $url
* @return string
*/
public static function get_subcache($url)
{
$subcache = array();
$basedir = trailingslashit(SWIFT_PERFORMANCE_CACHE_DIR) . trailingslashit(parse_url($url, PHP_URL_PATH)) . '@prefix';
if (@file_exists($basedir)) {
$subcache = array_diff(scandir($basedir), array('..', '.'));
}
return $subcache;
}
}