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<?php
/*
@author dhtmlx.com
@license GPL, see license.txt
*/
require_once("base_connector.php");
/*! DataItem class for DataView component
**/
class DataViewDataItem extends DataItem{
/*! return self as XML string
*/
function to_xml(){
if ($this->skip) return "";
$str="<item id='".$this->get_id()."' >";
for ($i=0; $i<sizeof($this->config->text); $i++){
$extra = $this->config->text[$i]["name"];
$str.="<".$extra."><![CDATA[".$this->data[$extra]."]]></".$extra.">";
}
return $str."</item>";
}
}
/*! Connector class for DataView
**/
class DataViewConnector extends Connector{
/*! constructor
Here initilization of all Masters occurs, execution timer initialized
@param res
db connection resource
@param type
string , which hold type of database ( MySQL or Postgre ), optional, instead of short DB name, full name of DataWrapper-based class can be provided
@param item_type
name of class, which will be used for item rendering, optional, DataItem will be used by default
@param data_type
name of class which will be used for dataprocessor calls handling, optional, DataProcessor class will be used by default.
*/
public function __construct($res,$type=false,$item_type=false,$data_type=false){
if (!$item_type) $item_type="DataViewDataItem";
if (!$data_type) $data_type="DataProcessor";
parent::__construct($res,$type,$item_type,$data_type);
}
//parse GET scoope, all operations with incoming request must be done here
function parse_request(){
parent::parse_request();
if (isset($_GET["posStart"]) && isset($_GET["count"]))
$this->request->set_limit($_GET["posStart"],$_GET["count"]);
}
/*! renders self as xml, starting part
*/
protected function xml_start(){
$attributes = "";
foreach($this->attributes as $k=>$v)
$attributes .= " ".$k."='".$v."'";
if ($this->dload){
if ($pos=$this->request->get_start())
return "<data pos='".$pos."'".$attributes.">";
else
return "<data total_count='".$this->sql->get_size($this->request)."'".$attributes.">";
}
else
return "<data".$attributes.">";
}
}
?>
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