/**
* Get the CMS view of the instance. This is used to display the log of
* this workflow, and options to reassign if the workflow hasn't been
* finished yet
*
* @return \FieldList
*/
public function getCMSFields()
{
$fields = new FieldList();
if (Permission::check('REASSIGN_ACTIVE_WORKFLOWS')) {
if ($this->WorkflowStatus == 'Paused' || $this->WorkflowStatus == 'Active') {
$cmsUsers = Member::mapInCMSGroups();
$fields->push(new HiddenField('DirectUpdate', '', 1));
$fields->push(new HeaderField('InstanceReassignHeader', _t('WorkflowInstance.REASSIGN_HEADER', 'Reassign workflow')));
$fields->push(new CheckboxSetField('Users', _t('WorkflowDefinition.USERS', 'Users'), $cmsUsers));
$fields->push(new TreeMultiselectField('Groups', _t('WorkflowDefinition.GROUPS', 'Groups'), 'Group'));
}
}
if ($this->canEdit()) {
$action = $this->CurrentAction();
if ($action->exists()) {
$actionFields = $this->getWorkflowFields();
$fields->merge($actionFields);
$transitions = $action->getValidTransitions();
if ($transitions) {
$fields->replaceField('TransitionID', DropdownField::create("TransitionID", "Next action", $transitions->map()));
}
}
}
$items = WorkflowActionInstance::get()->filter(array('Finished' => 1, 'WorkflowID' => $this->ID));
$grid = new GridField('Actions', _t('WorkflowInstance.ActionLogTitle', 'Log'), $items);
$fields->push($grid);
return $fields;
}
/**
* When deleting an action from a workflow definition, make sure that workflows currently paused on that action
* are deleted
* Also removes all outbound transitions
*/
public function onAfterDelete()
{
parent::onAfterDelete();
$wfActionInstances = WorkflowActionInstance::get()->leftJoin("WorkflowInstance", '"WorkflowInstance"."ID" = "WorkflowActionInstance"."WorkflowID"')->where(sprintf('"BaseActionID" = %d AND ("WorkflowStatus" IN (\'Active\',\'Paused\'))', $this->ID));
foreach ($wfActionInstances as $wfActionInstance) {
$wfInstances = WorkflowInstance::get()->filter('CurrentActionID', $wfActionInstance->ID);
foreach ($wfInstances as $wfInstance) {
$wfInstance->Groups()->removeAll();
$wfInstance->Users()->removeAll();
$wfInstance->delete();
}
$wfActionInstance->delete();
}
// Delete outbound transitions
$transitions = WorkflowTransition::get()->filter('ActionID', $this->ID);
foreach ($transitions as $transition) {
$transition->Groups()->removeAll();
$transition->Users()->removeAll();
$transition->delete();
}
}
