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<?php
namespace Dhtmlx\Connector\Output;
use Dhtmlx\Connector\Data\DataRequestConfig;
class GroupRenderStrategy extends RenderStrategy {
protected $id_postfix = '__{group_param}';
public function __construct($conn) {
parent::__construct($conn);
$conn->event->attach("beforeProcessing", Array($this, 'check_id'));
$conn->event->attach("onInit", Array($this, 'replace_postfix'));
}
public function render_set($res, $name, $dload, $sep, $config, $mix, $usemix = false){
$output="";
$index=0;
$conn = $this->conn;
if ($usemix) $this->mix($config, $mix);
while ($data=$conn->sql->get_next($res)){
if (isset($data[$config->id['name']])) {
$this->simple_mix($mix, $data);
$has_kids = false;
} else {
$data[$config->id['name']] = $data['value'].$this->id_postfix;
$data[$config->text[0]['name']] = $data['value'];
$has_kids = true;
}
$data = new $name($data,$config,$index);
$conn->event->trigger("beforeRender",$data);
if ($has_kids === false) {
$data->set_kids(false);
}
if ($data->has_kids()===-1 && $dload)
$data->set_kids(true);
$output.=$data->to_xml_start();
if (($data->has_kids()===-1 || ( $data->has_kids()==true && !$dload))&&($has_kids == true)){
$sub_request = new DataRequestConfig($conn->get_request());
$sub_request->set_relation(str_replace($this->id_postfix, "", $data->get_id()));
$output.=$this->render_set($conn->sql->select($sub_request), $name, $dload, $sep, $config, $mix, true);
}
$output.=$data->to_xml_end();
$index++;
}
if ($usemix) $this->unmix($config, $mix);
return $output;
}
public function check_id($action) {
if (isset($_GET['editing'])) {
$config = $this->conn->get_config();
$id = $action->get_id();
$pid = $action->get_value($config->relation_id['name']);
$pid = str_replace($this->id_postfix, "", $pid);
$action->set_value($config->relation_id['name'], $pid);
if (!empty($pid)) {
return $action;
} else {
$action->error();
$action->set_response_text("This record can't be updated!");
return $action;
}
} else {
return $action;
}
}
public function replace_postfix() {
if (isset($_GET['id'])) {
$_GET['id'] = str_replace($this->id_postfix, "", $_GET['id']);
}
}
public function get_postfix() {
return $this->id_postfix;
}
}
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