class.ilDataDetector.php

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<?php
/* Copyright (c) 1998-2014 ILIAS open source, Extended GPL, see docs/LICENSE */
 
require_once './Services/WorkflowEngine/interfaces/ilDetector.php';
require_once './Services/WorkflowEngine/interfaces/ilWorkflowEngineElement.php';
 
class ilDataDetector implements ilDetector, ilWorkflowEngineElement
{
    private $context;
 
    private $detection_state = false;
 
    protected $name;
 
    protected $source_node;
 
    protected $var_name;
 
    public function __construct(ilNode $context)
    {
        $this->context = $context;
    }
 
    public function getContext()
    {
        return $this->context;
    }
 
    public function trigger($params)
    {
        return true;
    }
 
    public function getDetectorState()
    {
        $definitions = $this->getContext()->getContext()->getInstanceVars();
 
        $id = $this->var_name;
        $name = $this->var_name;
        foreach ($definitions as $definition) {
            if ($definition['id'] == $name) {
                if ($definition['reference']) {
                    $id = $definition['target'];
                }
                $name = $definition['name'];
                break;
            }
        }
 
        $this->getContext()->setRuntimeVar(
            $name,
            $this->getContext()->getContext()->getInstanceVarById($id)
        );
        $this->detection_state = true;
 
        return true;
    }
 
    public function setDetectorState($new_state)
    {
        $this->detection_state = true;
        $this->context->notifyDetectorSatisfaction($this);
    }
 
    public function onActivate()
    {
        return;
    }
 
    public function onDeactivate()
    {
        return;
    }
 
    public function getActivated()
    {
        return $this->detection_state;
    }
 
    public function setName($name)
    {
        $this->name = $name;
    }
 
    public function getName()
    {
        return $this->name;
    }
 
    public function getSourceNode()
    {
        return $this->source_node;
    }
 
    public function setSourceNode($source_node)
    {
        $this->source_node = $source_node;
    }
 
    public function getVarName()
    {
        return $this->var_name;
    }
 
    public function setVarName($var_name)
    {
        $this->var_name = $var_name;
    }
}