/**
* @returns String the task for this transition or NULL if no task is defined
* @param mixed $endNode SWNode instance or string that will be converted to SWNode instance (e.g 'workflowId/nodeId')
* @throws SWException
*/
public function getTransitionTask($endNode)
{
if (!$endNode instanceof SWNode) {
$endNode = new SWNode($endNode, $this->getWorkflowId());
}
$endNodeId = $endNode->toString();
return isset($this->_tr[$endNodeId]) ? $this->_tr[$endNodeId] : null;
}
/**
*
*/
private function _loadTransition($tr, $defWfId)
{
if (is_string($tr)) {
$trAr = explode(',', $tr);
foreach ($trAr as $aTr) {
$objNode = new SWNode(trim($aTr), $defWfId);
$this->_tr[$objNode->toString()] = null;
}
} elseif (is_array($tr)) {
foreach ($tr as $key => $value) {
if (is_string($key)) {
$objNode = new SWNode(trim($key), $defWfId);
if ($value != null) {
$this->_tr[$objNode->toString()] = $value;
} else {
$this->_tr[$objNode->toString()] = null;
}
} else {
$objNode = new SWNode(trim($value), $defWfId);
$this->_tr[$objNode->toString()] = null;
}
}
}
}
/**
* Log event fired
*
* @param string $ev event name
* @param SWNode $source
* @param SWNode $dest
*/
private function _logEventFire($ev, $source, $dest)
{
Yii::log(Yii::t('simpleWorkflow', 'event fired : \'{event}\' status [{source}] -> [{destination}]', array('{event}' => $ev, '{source}' => is_null($source) ? 'null' : $source->toString(), '{destination}' => $dest->toString())), CLogger::LEVEL_INFO, self::SW_LOG_CATEGORY);
}
/**
* @param array $wf workflow definition
* @param string $wfId workflow Id
*/
private function _createWorkflow($wf, $wfId)
{
if (!is_array($wf) || empty($wfId)) {
throw new SWException(Yii::t('simpleWorkflow', 'invalid argument'));
}
$wfDefinition = array();
if (!isset($wf['initial'])) {
throw new SWException(Yii::t('simpleWorkflow', 'missing initial status for workflow {workflow}', array('{workflow}' => $wfId)), SWException::SW_ERR_IN_WORKFLOW);
}
// load node list
$nodeIds = array();
foreach ($wf['node'] as $rnode) {
$node = new SWNode($rnode, $wfId);
if (in_array($node->getId(), $nodeIds)) {
throw new SWException(Yii::t('simpleWorkflow', 'duplicate node id {nodeId}', array('{nodeId}' => $node->getId())), SWException::SW_ERR_IN_WORKFLOW);
} else {
$nodeIds[] = $node->getId();
}
$wfDefinition[$node->getId()] = $node;
if ($node->getId() == $wf['initial'] || $node->toString() == $wf['initial']) {
$wfDefinition['swInitialNode'] = $node;
}
}
// checks that initialnode is set
if (!isset($wfDefinition['swInitialNode'])) {
throw new SWException(Yii::t('simpleWorkflow', 'missing initial status for workflow {workflow}', array('{workflow}' => $wfId)), SWException::SW_ERR_IN_WORKFLOW);
}
return $wfDefinition;
}
public static function SW_NODE($status)
{
$node = new SWNode($status, WaterRequests::WORKFLOW);
if ($node) {
return $node->toString();
}
return '';
}
/**
* Returns an array where keys are status id and values are status labels.
*
* @param array $statusList SWNode list
* @param array $options (optional)
* @throws CException
*/
private static function _createListData($model, $statusList, $options = array())
{
$result = array();
$exclude = null;
$includeCurrent = true;
$currentStatus = $model->swHasStatus() ? $model->swGetStatus() : null;
if ($currentStatus != null) {
$result[$currentStatus->toString()] = $currentStatus->getLabel();
}
$encodeLabel = isset($options['encode']) ? (bool) $options['encode'] : true;
// process options
if (count($options) != 0) {
if (isset($options['prompt'])) {
$result[''] = $options['prompt'];
}
if (isset($options['exclude'])) {
if (is_string($options['exclude'])) {
$exclude = array_map('trim', explode(",", $options['exclude']));
} elseif (is_array($options['exclude'])) {
$exclude = $options['exclude'];
} else {
throw new CException('incorrect type for option "exclude" : array or string expected');
}
foreach ($exclude as $key => $value) {
$node = new SWNode($value, $model->swGetWorkflowId());
$exclude[$key] = $node->toString();
}
}
if (isset($options['includeCurrent'])) {
$includeCurrent = (bool) $options['includeCurrent'];
}
if ($exclude != null && $currentStatus != null && in_array($currentStatus->toString(), $exclude)) {
$includeCurrent = false;
}
}
if (count($statusList) != 0) {
foreach ($statusList as $nodeObj) {
if ($exclude == null || $exclude != null && !in_array($nodeObj->toString(), $exclude)) {
$result[$nodeObj->toString()] = $encodeLabel ? CHtml::encode($nodeObj->getLabel()) : $nodeObj->getLabel();
}
}
}
if ($includeCurrent == false && $currentStatus != null) {
unset($result[$currentStatus->toString()]);
}
return $result;
}
