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<?php
/*
@author dhtmlx.com
@license GPL, see license.txt
*/
require_once("base_connector.php");
require_once("grid_config.php");
//require_once("grid_dataprocessor.php");
/*! DataItem class for Grid component
**/
class GridDataItem extends DataItem{
protected $row_attrs;//!< hash of row attributes
protected $cell_attrs;//!< hash of cell attributes
function __construct($data,$name,$index=0){
parent::__construct($data,$name,$index);
$this->row_attrs=array();
$this->cell_attrs=array();
}
/*! set color of row
@param color
color of row
*/
function set_row_color($color){
$this->row_attrs["bgColor"]=$color;
}
/*! set style of row
@param color
color of row
*/
function set_row_style($color){
$this->row_attrs["style"]=$color;
}
/*! assign custom style to the cell
@param name
name of column
@param value
css style string
*/
function set_cell_style($name,$value){
$this->set_cell_attribute($name,"style",$value);
}
/*! assign custom class to specific cell
@param name
name of column
@param value
css class name
*/
function set_cell_class($name,$value){
$this->set_cell_attribute($name,"class",$value);
}
/*! set custom cell attribute
@param name
name of column
@param attr
name of attribute
@param value
value of attribute
*/
function set_cell_attribute($name,$attr,$value){
if (!array_key_exists($name, $this->cell_attrs)) $this->cell_attrs[$name]=array();
$this->cell_attrs[$name][$attr]=$value;
}
/*! set custom row attribute
@param attr
name of attribute
@param value
value of attribute
*/
function set_row_attribute($attr,$value){
$this->row_attrs[$attr]=$value;
}
/*! return self as XML string, starting part
*/
public function to_xml_start(){
if ($this->skip) return "";
$str="<row id='".$this->get_id()."'";
foreach ($this->row_attrs as $k=>$v)
$str.=" ".$k."='".$v."'";
$str.=">";
for ($i=0; $i < sizeof($this->config->text); $i++){
$str.="<cell";
$name=$this->config->text[$i]["name"];
if (isset($this->cell_attrs[$name])){
$cattrs=$this->cell_attrs[$name];
foreach ($cattrs as $k => $v)
$str.=" ".$k."='".$this->xmlentities($v)."'";
}
$value = isset($this->data[$name]) ? $this->data[$name] : '';
$str.="><![CDATA[".$value."]]></cell>";
}
if ($this->userdata !== false)
foreach ($this->userdata as $key => $value)
$str.="<userdata name='".$key."'><![CDATA[".$value."]]></userdata>";
return $str;
}
/*! return self as XML string, ending part
*/
public function to_xml_end(){
if ($this->skip) return "";
return "</row>";
}
}
/*! Connector for the dhtmlxgrid
**/
class GridConnector 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,$render_type=false){
if (!$item_type) $item_type="GridDataItem";
if (!$data_type) $data_type="GridDataProcessor";
if (!$render_type) $render_type="RenderStrategy";
parent::__construct($res,$type,$item_type,$data_type,$render_type);
}
protected function parse_request(){
parent::parse_request();
if (isset($_GET["dhx_colls"]))
$this->fill_collections($_GET["dhx_colls"]);
}
protected function resolve_parameter($name){
if (intval($name).""==$name)
return $this->config->text[intval($name)]["db_name"];
return $name;
}
/*! replace xml unsafe characters
@param string
string to be escaped
@return
escaped string
*/
protected function xmlentities($string) {
return str_replace( array( '&', '"', "'", '<', '>', '’' ), array( '&' , '"', ''' , '<' , '>', ''' ), $string);
}
/*! assign options collection to the column
@param name
name of the column
@param options
array or connector object
*/
public function set_options($name,$options){
if (is_array($options)){
$str="";
foreach($options as $k => $v)
$str.="<item value='".$this->xmlentities($k)."' label='".$this->xmlentities($v)."' />";
$options=$str;
}
$this->options[$name]=$options;
}
/*! generates xml description for options collections
@param list
comma separated list of column names, for which options need to be generated
*/
protected function fill_collections($list=""){
$names=explode(",",$list);
for ($i=0; $i < sizeof($names); $i++) {
$name = $this->resolve_parameter($names[$i]);
if (!array_key_exists($name,$this->options)){
$this->options[$name] = new DistinctOptionsConnector($this->get_connection(),$this->names["db_class"]);
$c = new DataConfig($this->config);
$r = new DataRequestConfig($this->request);
$c->minimize($name);
$this->options[$name]->render_connector($c,$r);
}
$this->extra_output.="<coll_options for='{$names[$i]}'>";
if (!is_string($this->options[$name]))
$this->extra_output.=$this->options[$name]->render();
else
$this->extra_output.=$this->options[$name];
$this->extra_output.="</coll_options>";
}
}
/*! 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 "<rows pos='".$pos."'".$attributes.">";
else
return "<rows total_count='".$this->sql->get_size($this->request)."'".$attributes.">";
}
else
return "<rows".$attributes.">";
}
/*! renders self as xml, ending part
*/
protected function xml_end(){
return $this->extra_output."</rows>";
}
public function set_config($config = false){
if (gettype($config) == 'boolean')
$config = new GridConfiguration($config);
$this->event->attach("beforeOutput", Array($config, "attachHeaderToXML"));
$this->event->attach("onInit", Array($config, "defineOptions"));
}
}
/*! DataProcessor class for Grid component
**/
class GridDataProcessor extends DataProcessor{
/*! convert incoming data name to valid db name
converts c0..cN to valid field names
@param data
data name from incoming request
@return
related db_name
*/
function name_data($data){
if ($data == "gr_id") return $this->config->id["name"];
$parts=explode("c",$data);
if ($parts[0]=="" && ((string)intval($parts[1]))==$parts[1])
if (sizeof($this->config->text)>intval($parts[1]))
return $this->config->text[intval($parts[1])]["name"];
return $data;
}
}
?>
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