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<?php
namespace Dhtmlx\Connector;
use Dhtmlx\Connector\Tools\LogMaster;
use Dhtmlx\Connector\Tools\EventMaster;
use Dhtmlx\Connector\Event\SortInterface;
use Dhtmlx\Connector\Event\FilterInterface;
use Dhtmlx\Connector\DataStorage\ArrayDBDataWrapper;
use Dhtmlx\Connector\DataStorage\ArrayQueryWrapper;
/*! Connector class for dhtmlxGantt
**/
class GanttConnector extends Connector {
protected $extra_output="";//!< extra info which need to be sent to client side
protected $options=array();//!< hash of OptionsConnector
protected $links_mode = false;
/*! assign options collection to the column
@param name
name of the column
@param options
array or connector object
*/
public function set_options($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]=$options;
}
/*! constructor
Here initilization of all Masters occurs, execution timer initialized
@param res
db connection resource
@param type
string , which hold type of database ( MySQL or Postgre ), optional, instead of short DB name, full name of DataWrapper-based class can be provided
@param item_type
name of class, which will be used for item rendering, optional, DataItem will be used by default
@param data_type
name of class which will be used for dataprocessor calls handling, optional, DataProcessor class will be used by default.
* @param render_type
name of class which will be used for rendering.
*/
public function __construct($res,$type=false,$item_type=false,$data_type=false,$render_type=false){
if (!$item_type) $item_type="Dhtmlx\\Connector\\Data\\GanttDataItem";
if (!$data_type) $data_type="Dhtmlx\\Connector\\DataProcessor\\GanttDataProcessor";
if (!$render_type) $render_type="Dhtmlx\\Connector\\Output\\RenderStrategy";
parent::__construct($res,$type,$item_type,$data_type,$render_type);
$this->event->attach("afterDelete", array($this, "delete_related_links"));
$this->event->attach("afterOrder", array($this, "order_set_parent"));
}
//parse GET scoope, all operations with incoming request must be done here
function parse_request(){
parent::parse_request();
if (isset($_GET["gantt_mode"]) && $_GET["gantt_mode"] == "links")
$this->links_mode = true;
if (count($this->config->text)){
if (isset($_GET["to"]))
$this->request->set_filter($this->config->text[0]["name"],$_GET["to"],"<");
if (isset($_GET["from"]))
$this->request->set_filter($this->config->text[1]["name"],$_GET["from"],">");
}
}
function order_set_parent($action){
$value = $action->get_id();
$parent = $action->get_value("parent");
$table = $this->request->get_source();
$id = $this->config->id["db_name"];
$this->sql->query("UPDATE $table SET parent = $parent WHERE $id = $value");
}
function delete_related_links($action){
if (isset($this->options["links"])){
$links = $this->options["links"];
$value = $this->sql->escape($action->get_new_id());
$table = $links->get_request()->get_source();
$this->sql->query("DELETE FROM $table WHERE source = '$value'");
$this->sql->query("DELETE FROM $table WHERE target = '$value'");
}
}
public function render_links($table,$id="",$fields=false,$extra=false,$relation_id=false) {
$links = new GanttLinksConnector($this->get_connection(),$this->names["db_class"]);
$links->render_table($table,$id,$fields,$extra);
$this->set_options("links", $links);
}
/*! render self
process commands, output requested data as XML
*/
public function render(){
$this->event->trigger("onInit", $this);
EventMaster::trigger_static("connectorInit",$this);
if (!$this->as_string)
$this->parse_request();
$this->set_relation();
if ($this->live_update !== false && $this->updating!==false) {
$this->live_update->get_updates();
} else {
if ($this->editing){
if ($this->links_mode && isset($this->options["links"])) {
$this->options["links"]->save();
} else {
$dp = new $this->names["data_class"]($this,$this->config,$this->request);
$dp->process($this->config,$this->request);
}
} else {
if (!$this->access->check("read")){
LogMaster::log("Access control: read operation blocked");
echo "Access denied";
die();
}
$wrap = new SortInterface($this->request);
$this->apply_sorts($wrap);
$this->event->trigger("beforeSort",$wrap);
$wrap->store();
$wrap = new FilterInterface($this->request);
$this->apply_filters($wrap);
$this->event->trigger("beforeFilter",$wrap);
$wrap->store();
if ($this->model && method_exists($this->model, "get")){
$this->sql = new ArrayDBDataWrapper();
$result = new ArrayQueryWrapper(call_user_func(array($this->model, "get"), $this->request));
$out = $this->output_as_xml($result);
} else {
$out = $this->output_as_xml($this->get_resource());
if ($out !== null) return $out;
}
}
}
$this->end_run();
}
}
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