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<?php
/*
@author dhtmlx.com
@license GPL, see license.txt
*/
require_once("tree_connector.php");
class TreeGroupConnector extends TreeConnector{
private $id_postfix = '__{group_param}';
public function __construct($res,$type=false,$item_type=false,$data_type=false){
parent::__construct($res,$type,$item_type,$data_type);
$this->event->attach("beforeProcessing", Array($this, 'check_id'));
}
public function render(){
if (isset($_GET['id'])) {
$_GET['id'] = str_replace($this->id_postfix, "", $_GET['id']);
}
$this->parse_request();
if (!isset($_GET['id'])) {
$this->request->set_relation(false);
}
if (isset($_GET["editing"]))
$this->editing=true;
else if (isset($_POST["ids"])){
$this->editing=true;
} else {
$this->editing = false;
}
if ($this->editing){
$dp = new $this->names["data_class"]($this,$this->config,$this->request);
$dp->process($this->config,$this->request);
}
else {
$wrap = new SortInterface($this->request);
$this->event->trigger("beforeSort",$wrap);
$wrap->store();
$wrap = new FilterInterface($this->request);
$this->event->trigger("beforeFilter",$wrap);
$wrap->store();
if (isset($_GET['id'])) {
$this->output_as_xml( $this->sql->select($this->request) );
} else {
$relation_id = $this->config->relation_id['name'];
$this->output_as_xml( $this->sql->get_variants($this->config->relation_id['name'], $this->request));
}
}
$this->end_run();
}
protected function render_set($res){
$output="";
$index=0;
$records = Array();
while ($data=$this->sql->get_next($res)){
if (isset($data[$this->config->id['name']])) {
$has_kids = false;
} else {
$data[$this->config->id['name']] = $data['value'].$this->id_postfix;
$data[$this->config->text[0]['name']] = $data['value'];
$has_kids = true;
}
$data = new $this->names["item_class"]($data,$this->config,$index);
$this->event->trigger("beforeRender",$data);
if ($has_kids === false) {
$data->set_kids(false);
}
if ($data->has_kids()===-1 && $this->dload)
$data->set_kids(true);
$output.=$data->to_xml_start();
if (($data->has_kids()===-1 || ( $data->has_kids()==true && !$this->dload))&&($has_kids == true)){
$sub_request = new DataRequestConfig($this->request);
$sub_request->set_relation(str_replace($this->id_postfix, "", $data->get_id()));
$output.=$this->render_set($this->sql->select($sub_request));
}
$output.=$data->to_xml_end();
$index++;
}
return $output;
}
public function xml_start(){
if (isset($_GET['id'])) {
return "<tree id='".$_GET['id'].$this->id_postfix."'>";
} else {
return "<tree id='0'>";
}
}
public function check_id($action) {
if (isset($_GET['editing'])) {
$id = $action->get_id();
$pid = $action->get_value($this->config->relation_id['name']);
$pid = str_replace($this->id_postfix, "", $pid);
$action->set_value($this->config->relation_id['name'], $pid);
if (strpos($id, $this->id_postfix) == false) {
return $action;
} else {
$action->error();
$action->set_response_text("This record can't be updated!");
return $action;
}
} else {
return $action;
}
}
}
?>
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