get_status();
if ($type == "error" || $type == "invalid"){
echo "false";
} else if ($type=="insert"){
echo "true\n".$results[0]->get_new_id();
} else
echo "true";
} else
return parent::output_as_xml($results);
}
};
/*! DataItem class for DataView component
**/
class CommonDataItem extends DataItem{
/*! return self as XML string
*/
function to_xml(){
if ($this->skip) return "";
return $this->to_xml_start().$this->to_xml_end();
}
function to_xml_start(){
$str="- config->text); $i++){
$name=$this->config->text[$i]["name"];
$str.=" ".$name."='".$this->xmlentities($this->data[$name])."'";
}
return $str.">";
}
}
/*! Connector class for DataView
**/
class DataConnector extends Connector{
/*! constructor
Here initilization of all Masters occurs, execution timer initialized
@param res
db connection resource
@param type
string , which hold type of database ( MySQL or Postgre ), optional, instead of short DB name, full name of DataWrapper-based class can be provided
@param item_type
name of class, which will be used for item rendering, optional, DataItem will be used by default
@param data_type
name of class which will be used for dataprocessor calls handling, optional, DataProcessor class will be used by default.
*/
public function __construct($res,$type=false,$item_type=false,$data_type=false){
if (!$item_type) $item_type="CommonDataItem";
if (!$data_type) $data_type="CommonDataProcessor";
$section = array();
parent::__construct($res,$type,$item_type,$data_type);
}
protected $sections;
public function add_section($name, $string){
$this->sections[$name] = $string;
}
protected function parse_request_mode(){
//do nothing, at least for now
}
//parse GET scoope, all operations with incoming request must be done here
protected function parse_request(){
if (isset($_GET['action'])){
$action = $_GET['action'];
//simple request mode
if ($action == "get"){
//data request
if (isset($_GET['id'])){
//single entity data request
$this->request->set_filter($this->config->id["name"],$_GET['id'],"=");
} else {
//loading collection of items
}
} else {
//data saving
$this->editing = true;
}
} else {
if (isset($_GET['editing']) && isset($_POST['ids']))
$this->editing = true;
parent::parse_request();
}
if (isset($_GET["start"]) && isset($_GET["count"]))
$this->request->set_limit($_GET["start"],$_GET["count"]);
}
/*! renders self as xml, starting part
*/
protected function xml_start(){
$start = "";
foreach($this->sections as $k=>$v)
$start .= "<".$k.">".$v."\n";
return $start;
}
};
class JSONDataConnector extends DataConnector{
public function __construct($res,$type=false,$item_type=false,$data_type=false){
if (!$item_type) $item_type="JSONCommonDataItem";
if (!$data_type) $data_type="CommonDataProcessor";
$this->data_separator = ",\n";
parent::__construct($res,$type,$item_type,$data_type);
}
protected function output_as_xml($res){
$start = "[\n";
$end = substr($this->render_set($res),0,-2)."\n]";
$is_sections = sizeof($this->sections) && $this->is_first_call();
if ($this->dload || $is_sections){
$start = "{ \"data\":".$start.$end;
$end="";
if ($is_sections){
//extra sections
foreach($this->sections as $k=>$v)
$end.= ", ".$k.":".$v;
}
if ($this->dload){
//info for dyn. loadin
if ($pos=$this->request->get_start())
$end .= ", \"pos\":".$pos." }";
else
$end .= ", \"pos\":0, \"total_count\":".$this->sql->get_size($this->request)." }";
} else
$end .= " }";
}
$out = new OutputWriter($start, $end);
$out->set_type("json");
$this->event->trigger("beforeOutput", $this, $out);
$out->output("", true, $this->encoding);
}
}
class JSONCommonDataItem extends DataItem{
/*! return self as XML string
*/
function to_xml(){
if ($this->skip) return "";
$data = array( "id" => $this->get_id() );
for ($i=0; $iconfig->text); $i++){
$extra = $this->config->text[$i]["name"];
$data[$extra]=$this->data[$extra];
}
return json_encode($data);
}
}
class TreeCommonDataItem extends CommonDataItem{
protected $kids=-1;
function to_xml_start(){
$str="
- config->text); $i++){
$name=$this->config->text[$i]["name"];
$str.=" ".$name."='".$this->xmlentities($this->data[$name])."'";
}
if ($this->kids === true)
$str .=" dhx_kids='1'";
return $str.">";
}
function has_kids(){
return $this->kids;
}
function set_kids($value){
$this->kids=$value;
}
}
class TreeDataConnector extends DataConnector{
protected $id_swap = array();
public function __construct($res,$type=false,$item_type=false,$data_type=false){
if (!$item_type) $item_type="TreeCommonDataItem";
if (!$data_type) $data_type="CommonDataProcessor";
parent::__construct($res,$type,$item_type,$data_type);
$this->event->attach("afterInsert",array($this,"parent_id_correction_a"));
$this->event->attach("beforeProcessing",array($this,"parent_id_correction_b"));
}
protected function xml_start(){
return "";
}
/*! store info about ID changes during insert operation
@param dataAction
data action object during insert operation
*/
public function parent_id_correction_a($dataAction){
$this->id_swap[$dataAction->get_id()]=$dataAction->get_new_id();
}
/*! update ID if it was affected by previous operation
@param dataAction
data action object, before any processing operation
*/
public function parent_id_correction_b($dataAction){
$relation = $this->config->relation_id["db_name"];
$value = $dataAction->get_value($relation);
if (array_key_exists($value,$this->id_swap))
$dataAction->set_value($relation,$this->id_swap[$value]);
}
//parse GET scoope, all operations with incoming request must be done here
protected function parse_request(){
parent::parse_request();
if (isset($_GET["parent"]))
$this->request->set_relation($_GET["parent"]);
else
$this->request->set_relation("0");
}
protected function render_set($res){
$output="";
$index=0;
while ($data=$this->sql->get_next($res)){
$data = new $this->names["item_class"]($data,$this->config,$index);
$this->event->trigger("beforeRender",$data);
//there is no info about child elements,
//if we are using dyn. loading - assume that it has,
//in normal mode just exec sub-render routine
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)){
$sub_request = new DataRequestConfig($this->request);
$sub_request->set_relation($data->get_id());
$output.=$this->render_set($this->sql->select($sub_request));
}
$output.=$data->to_xml_end();
$index++;
}
return $output;
}
}
class JSONTreeDataConnector extends TreeDataConnector{
public function __construct($res,$type=false,$item_type=false,$data_type=false){
if (!$item_type) $item_type="JSONTreeCommonDataItem";
if (!$data_type) $data_type="CommonDataProcessor";
parent::__construct($res,$type,$item_type,$data_type);
$this->event->attach("afterInsert",array($this,"parent_id_correction_a"));
$this->event->attach("beforeProcessing",array($this,"parent_id_correction_b"));
}
protected function render_set($res){
$output=array();
$index=0;
while ($data=$this->sql->get_next($res)){
$data = new $this->names["item_class"]($data,$this->config,$index);
$this->event->trigger("beforeRender",$data);
//there is no info about child elements,
//if we are using dyn. loading - assume that it has,
//in normal mode just exec sub-render routine
if ($data->has_kids()===-1 && $this->dload)
$data->set_kids(true);
$record = &$data->to_xml_start();
if ($data->has_kids()===-1 || ( $data->has_kids()==true && !$this->dload)){
$sub_request = new DataRequestConfig($this->request);
$sub_request->set_relation($data->get_id());
$temp = &$this->render_set($this->sql->select($sub_request));
if (sizeof($temp))
$record["data"] = $temp;
}
$output[] = $record;
$index++;
}
return $output;
}
protected function output_as_xml($res){
$data = array();
$data["parent"] = $this->request->get_relation();
$data["data"] = $this->render_set($res);
$out = new OutputWriter(json_encode($data), "");
$out->set_type("json");
$this->event->trigger("beforeOutput", $this, $out);
$out->output("", true, $this->encoding);
}
}
class JSONTreeCommonDataItem extends TreeCommonDataItem{
/*! return self as XML string
*/
function to_xml_start(){
if ($this->skip) return "";
$data = array( "id" => $this->get_id() );
for ($i=0; $iconfig->text); $i++){
$extra = $this->config->text[$i]["name"];
$data[$extra]=$this->data[$extra];
}
if ($this->kids === true)
$data["dhx_kids"] = 1;
return $data;
}
function to_xml_end(){
return "";
}
}
?>