/**
* Handles live updates for both dashboard widget and Stream Post List
*
* @action heartbeat_recieved
* @param array Response to be sent to heartbeat tick
* @param array Data from heartbeat send
* @return array Data sent to heartbeat tick
*/
public static function heartbeat_received($response, $data)
{
$option = get_option('dashboard_stream_activity_options');
$enable_stream_update = 'off' !== get_user_meta(get_current_user_id(), 'stream_live_update_records', true);
$enable_dashboard_update = 'off' !== $option['live_update'];
// Register list table
require_once WP_STREAM_INC_DIR . 'list-table.php';
self::$list_table = new WP_Stream_List_Table(array('screen' => 'toplevel_page_' . WP_Stream_Admin::RECORDS_PAGE_SLUG));
self::$list_table->prepare_items();
$total_items = isset(self::$list_table->_pagination_args['total_items']) ? self::$list_table->_pagination_args['total_items'] : null;
$total_pages = isset(self::$list_table->_pagination_args['total_pages']) ? self::$list_table->_pagination_args['total_pages'] : null;
$per_page = isset(self::$list_table->_pagination_args['per_page']) ? self::$list_table->_pagination_args['per_page'] : null;
if (isset($data['wp-stream-heartbeat']) && isset($total_items)) {
$response['total_items'] = $total_items;
$response['total_items_i18n'] = sprintf(_n('1 item', '%s items', $total_items), number_format_i18n($total_items));
}
if (isset($data['wp-stream-heartbeat']) && 'live-update' === $data['wp-stream-heartbeat'] && $enable_stream_update) {
if (!empty($data['wp-stream-heartbeat'])) {
if (isset($total_pages)) {
$response['total_pages'] = $total_pages;
$response['total_pages_i18n'] = number_format_i18n($total_pages);
$query_args = json_decode($data['wp-stream-heartbeat-query'], true);
$query_args['paged'] = $total_pages;
$response['last_page_link'] = add_query_arg($query_args, admin_url('admin.php'));
} else {
$response['total_pages'] = 0;
}
}
$response['wp-stream-heartbeat'] = self::live_update($response, $data);
} elseif (isset($data['wp-stream-heartbeat']) && 'dashboard-update' === $data['wp-stream-heartbeat'] && $enable_dashboard_update) {
$per_page = isset($option['records_per_page']) ? absint($option['records_per_page']) : 5;
if (isset($total_items)) {
$total_pages = ceil($total_items / $per_page);
$response['total_pages'] = $total_pages;
$response['total_pages_i18n'] = number_format_i18n($total_pages);
$query_args['page'] = WP_Stream_Admin::RECORDS_PAGE_SLUG;
$query_args['paged'] = $total_pages;
$response['last_page_link'] = add_query_arg($query_args, admin_url('admin.php'));
}
$response['per_page'] = $per_page;
$response['wp-stream-heartbeat'] = WP_Stream_Dashboard_Widget::live_update($response, $data);
} else {
$response['log'] = 'fail';
}
return $response;
}
/**
* Handles Live Updates for Stream Activity Dashboard Widget.
*
* @uses gather_updated_items
*
* @param array Response to heartbeat
* @param array Response from heartbeat
*
* @return array Data sent to heartbeat
*/
public static function live_update($response, $data)
{
if (!isset($data['wp-stream-heartbeat-last-time'])) {
return;
}
$send = array();
$last_time = $data['wp-stream-heartbeat-last-time'];
$updated_items = WP_Stream_Live_Update::gather_updated_items($last_time);
if (!empty($updated_items)) {
ob_start();
foreach ($updated_items as $item) {
echo self::widget_row($item);
//xss okay
}
$send = ob_get_clean();
}
return $send;
}
