<?php

namespace ProcessMaker\Traits;

use ProcessMaker\Models\ProcessVersion;

use ProcessMaker\Nayra\Contracts\Storage\BpmnDocumentInterface;

use ProcessMaker\Nayra\Exceptions\ElementNotFoundException;

use ProcessMaker\Repositories\BpmnDocument;

trait ProcessTrait

{

/**

* Parsed process BPMN definitions.

*

* @var \ProcessMaker\Nayra\Contracts\Storage\BpmnDocumentInterface

*/

private $bpmnDefinitions;

/**

* Get the process definitions from BPMN field.

*

* @param bool $forceParse

*

* @return BpmnDocument

*/

public function getDefinitions($forceParse = false, $engine = null, $globalEvents = true)

{

if ($forceParse || empty($this->bpmnDefinitions)) {

$options = ['process' => $this instanceof ProcessVersion ? $this->process : $this];

!$engine ?: $options['engine'] = $engine;

$options['globalEvents'] = $globalEvents;

$this->bpmnDefinitions = app(BpmnDocumentInterface::class, $options);

if ($this->bpmn) {

$this->bpmnDefinitions->loadXML($this->bpmn);

try {

$this->bpmnDefinitions->getEngine()->loadProcessDefinitions($this->bpmnDefinitions);

} catch (ElementNotFoundException $e) {

$warnings = is_array($this->warnings) ? $this->warnings : [];

$warnings[] = [

'title' => __('Element Not Found'),

'text' => $e->getMessage()

];

$this->warnings = $warnings;

}

}

}

return $this->bpmnDefinitions;

}

/**

* Get BPMN DOM Document

*

* @return BpmnDocument

*/

public function getDomDocument()

{

$document = new BpmnDocument($this);

$document->loadXML($this->bpmn);

return $document;

}

}