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<?php
namespace Templately\Core\Importer\Runners;
use Templately\Core\Importer\FullSiteImport;
use Templately\Core\Importer\LogHelper;
use Templately\Core\Importer\Utils\Utils;
use Templately\Utils\Helper;
/**
* @method string get_name()
* @method void sse_message(array $data)
*/
trait Loop {
/**
* Undocumented function
*
* @param [type] $items
* @param [type] $callback($key, $item, $results)
* @param [type] $unique_id
* @param boolean $split_to_chunks
* @return array
*/
public function loop($items, $callback, $unique_id = null, $split_to_chunks = false) {
// throw error if the callback is not callable
if (!is_callable($callback)) {
throw new \Exception('The callback is not callable');
}
if (!is_array($items)) {
throw new \Exception('The items should be an array');
}
$results = $this->_get_result([], $unique_id);
$progress = $this->_get_progress([], $unique_id);
if(!empty($this->backup_attributes)){
$this->_retrieve_attributes($this->backup_attributes, $unique_id);
}
foreach ($items as $key => $item) {
// If the template has been processed, skip it
if (in_array("key_$key", $progress, true)) {
continue;
}
$result = $callback($key, $item, $results);
$results = Helper::recursive_wp_parse_args($result, $results);
// Add the template to the processed templates and update the session data
$progress[] = "key_$key";
$this->_update_progress( $progress, $result, $unique_id);
// If it's not the last item, send the SSE message and exit
$is_last_runner = key( array_slice( $items, -1, 1, true ) ) === $key;
if( (Helper::fsi_should_exit() || $split_to_chunks) && !$is_last_runner && method_exists($this, 'sse_message') ) {
if(!empty($this->backup_attributes)){
$this->_backup_attributes($this->backup_attributes, $unique_id);
}
$this->sse_message( [
'type' => 'continue',
'action' => 'continue',
'name' => method_exists($this, 'get_name') ? $this->get_name() : '',
'index' => $key,
'results' => (function() use ($unique_id) {$this->CallingFunctionName($unique_id);})(),
] );
exit;
}
}
return $results;
}
private function CallingFunctionName($id = null, $function = true, $line = false, $level = 3) {
$return = 'unknown';
$trace = debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT, ($level + 1));
// Check if the trace has at least three elements
if (isset($trace[$level])) {
$final_call = $trace[$level];
$return = '';
if (isset($final_call['object'])) {
$return .= get_class($final_call['object']);
} elseif (isset($final_call['class'])) {
$return .= $final_call['class'];
}
if ($function && isset($final_call['function'])) {
$return .= ($return ? '::' : '') . $final_call['function'];
}
if ($line && isset($final_call['line'])) {
$return .= ($return ? '::' : '') . $final_call['line'];
}
if (!empty($id)) {
$return .= ($return ? '::' : '') . $id;
}
if (!$return) {
$return = 'unknown';
}
}
// error_log($return . PHP_EOL, 3, ABSPATH . 'wp-content/debug.log');
return $return;
}
private function _get_progress($defaults = [], $unique_id = null, $function = true) {
$data = $this->get_session_data();
$calling_class = $this->CallingFunctionName($unique_id, $function);
if(isset($data['loop']['progress'][$calling_class])){
return $data['loop']['progress'][$calling_class];
}
else if(!empty($defaults)){
$this->_update_progress($defaults, null, $unique_id, $function);
}
return $defaults;
}
public function get_progress($defaults = [], $unique_id = null, $function = true) {
return $this->_get_progress($defaults, $unique_id, $function);
}
private function _get_result($defaults = [], $unique_id = null, $function = true) {
$data = $this->get_session_data();
$calling_class = $this->CallingFunctionName($unique_id, $function);
if(isset($data['loop']['result'][$calling_class])){
return $data['loop']['result'][$calling_class];
}
return $defaults;
}
public function get_result($defaults = [], $unique_id = null, $function = true) {
return $this->_get_result($defaults, $unique_id, $function);
}
private function _update_progress( $progress, $imported_data = null, $unique_id = null, $function = true ): bool {
$calling_class = $this->CallingFunctionName($unique_id, $function);
$old_data = $this->get_session_data();
$new_data = [];
if($progress !== null){
$new_data['loop']['progress'] = [$calling_class => $progress];
}
if($imported_data !== null){
$new_data['loop']['result'] = [$calling_class => $imported_data];
}
$new_data = Helper::recursive_wp_parse_args( $new_data, $old_data );
return $this->update_session_data( $new_data );
}
public function update_progress( $progress, $imported_data = null, $unique_id = null, $function = true ): bool {
return $this->_update_progress( $progress, $imported_data, $unique_id, $function );
}
// Modified get_session_data to use the static version
protected function get_session_data(): array {
return Utils::get_session_data($this->session_id);
}
// Modified update_session_data to use the static version
protected function update_session_data($data): bool {
return Utils::update_session_data($this->session_id, $data);
}
private function _retrieve_attributes($attributes, $unique_id){
$calling_class = $this->CallingFunctionName($unique_id, false);
$data = $this->get_session_data();
if(isset($data['loop']['backup_attributes'][$calling_class])){
$attr_values = $data['loop']['backup_attributes'][$calling_class];
foreach ($attributes as $attribute) {
if(isset($attr_values[$attribute])){
$this->$attribute = $attr_values[$attribute];
}
}
}
}
private function _backup_attributes($attributes, $unique_id){
$calling_class = $this->CallingFunctionName($unique_id, false);
$old_data = $this->get_session_data();
$new_data = [];
$attr_values = [];
foreach ($attributes as $attribute) {
if(isset($this->$attribute)){
$attr_values[$attribute] = $this->$attribute;
}
}
$new_data['loop']['backup_attributes'] = [$calling_class => $attr_values];
// @todo: not sure if we need this.
$new_data = Helper::recursive_wp_parse_args( $new_data, $old_data );
return $this->update_session_data( $new_data );
}
}