120 lines
3.4 KiB
PHP
120 lines
3.4 KiB
PHP
<?php
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class DelayedConnector extends Connector{
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protected $init_flag=false;//!< used to prevent rendering while initialization
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private $data_mode=false;//!< flag to separate xml and data request modes
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private $data_result=false;//<! store results of query
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public function dataMode($name){
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$this->data_mode = $name;
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$this->data_result=array();
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}
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public function getDataResult(){
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return $this->data_result;
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}
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public function render(){
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if (!$this->init_flag){
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$this->init_flag=true;
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return "";
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}
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return parent::render();
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}
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protected function output_as_xml($res){
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if ($this->data_mode){
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while ($data=$this->sql->get_next($res)){
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$this->data_result[]=$data[$this->data_mode];
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}
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}
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else
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return parent::output_as_xml($res);
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}
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protected function end_run(){
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if (!$this->data_mode)
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parent::end_run();
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}
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}
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class CrossOptionsConnector extends Connector{
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public $options, $link;
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private $master_name, $link_name, $master_value;
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public function __construct($res,$type=false,$item_type=false,$data_type=false){
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$this->options = new OptionsConnector($res,$type,$item_type,$data_type);
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$this->link = new DelayedConnector($res,$type,$item_type,$data_type);
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EventMaster::attach_static("connectorInit",array($this, "handle"));
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}
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public function handle($conn){
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if ($conn instanceof DelayedConnector) return;
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if ($conn instanceof OptionsConnector) return;
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$this->master_name = $this->link->get_config()->id["db_name"];
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$this->link_name = $this->options->get_config()->id["db_name"];
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$this->link->event->attach("beforeFilter",array($this, "get_only_related"));
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if (isset($_GET["dhx_crosslink_".$this->link_name])){
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$this->get_links($_GET["dhx_crosslink_".$this->link_name]);
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die();
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}
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if (!$this->dload){
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$conn->event->attach("beforeRender", array($this, "getOptions"));
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$conn->event->attach("beforeRenderSet", array($this, "prepareConfig"));
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}
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$conn->event->attach("afterProcessing", array($this, "afterProcessing"));
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}
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public function prepareConfig($conn, $res, $config){
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$config->add_field($this->link_name);
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}
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public function getOptions($data){
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$this->link->dataMode($this->link_name);
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$this->get_links($data->get_value($this->master_name));
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$data->set_value($this->link_name, implode(",",$this->link->getDataResult()));
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}
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public function get_links($id){
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$this->master_value = $id;
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$this->link->render();
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}
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public function get_only_related($filters){
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$index = $filters->index($this->master_name);
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if ($index!==false){
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$filters->rules[$index]["value"]=$this->master_value;
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} else
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$filters->add($this->master_name, $this->master_value, "=");
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}
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public function afterProcessing($action){
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$status = $action->get_status();
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$master_key = $action->get_value($this->master_name);
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$link_key = $action->get_value($this->link_name);
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$link_key = explode(',', $link_key);
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if ($status == "inserted")
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$master_key = $action->get_new_id();
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switch ($status){
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case "deleted":
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$this->link->delete($master_key);
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break;
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case "updated":
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$this->link->delete($master_key);
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case "inserted":
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for ($i=0; $i < sizeof($link_key); $i++)
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if ($link_key[$i]!="")
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$this->link->insert(array(
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$this->link_name => $link_key[$i],
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$this->master_name => $master_key
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));
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break;
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}
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}
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}
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?>
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