/**
* Runs a single workflow.
* @param class_module_workflows_workflow $objOneWorkflow
*/
public function runSingleWorkflow($objOneWorkflow)
{
$objHandler = $objOneWorkflow->getObjWorkflowHandler();
if ($objOneWorkflow->getIntState() != class_module_workflows_workflow::$INT_STATE_SCHEDULED) {
return;
}
//trigger the workflow
class_logger::getInstance(self::STR_LOGFILE)->addLogRow("executing workflow " . $objOneWorkflow->getSystemid(), class_logger::$levelInfo);
if ($objHandler->execute()) {
//handler executed successfully. shift to state 'executed'
$objOneWorkflow->setIntState(class_module_workflows_workflow::$INT_STATE_EXECUTED);
class_logger::getInstance(self::STR_LOGFILE)->addLogRow(" execution finished, new state: executed", class_logger::$levelInfo);
} else {
//handler failed to execute. reschedule.
$objHandler->schedule();
$objOneWorkflow->setIntState(class_module_workflows_workflow::$INT_STATE_SCHEDULED);
class_logger::getInstance(self::STR_LOGFILE)->addLogRow(" execution finished, new state: scheduled", class_logger::$levelInfo);
}
$objOneWorkflow->setIntRuns($objOneWorkflow->getIntRuns() + 1);
$objOneWorkflow->updateObjectToDb();
}
/**
* Creates the form to perform the current workflow-step
*
* @return string
* @permissions view
*/
protected function actionShowUi()
{
$strReturn = "";
$objWorkflow = new class_module_workflows_workflow($this->getSystemid());
if ($objWorkflow->getIntState() != class_module_workflows_workflow::$INT_STATE_SCHEDULED || !$objWorkflow->getObjWorkflowHandler()->providesUserInterface()) {
return $this->getLang("commons_error_permissions");
}
$arrIdsToCheck = array_merge(array($this->objSession->getUserID()), $this->objSession->getGroupIdsAsArray());
$arrIdsOfTask = explode(",", $objWorkflow->getStrResponsible());
//ui given? current user responsible?
//magic: the difference of the tasks' ids and the users' ids should be less than the count of the task-ids - then at least one id matches
if ($objWorkflow->getObjWorkflowHandler()->providesUserInterface() && ($objWorkflow->getStrResponsible() == "" || count(array_diff($arrIdsOfTask, $arrIdsToCheck)) < count($arrIdsOfTask))) {
$strCreator = "";
if (validateSystemid($objWorkflow->getStrOwner())) {
$objUser = new class_module_user_user($objWorkflow->getStrOwner(), false);
$strCreator .= $objUser->getStrUsername();
}
$strInfo = $this->objToolkit->getTextRow($this->getLang("workflow_owner") . " " . $strCreator);
$strResponsible = "";
foreach (explode(",", $objWorkflow->getStrResponsible()) as $strOneId) {
if (validateSystemid($strOneId)) {
if ($strResponsible != "") {
$strResponsible .= ", ";
}
$objUser = new class_module_user_user($strOneId, false);
if ($objUser->getStrUsername() != "") {
$strResponsible .= $objUser->getStrUsername();
} else {
$objGroup = new class_module_user_group($strOneId);
$strResponsible .= $objGroup->getStrName();
}
}
}
$arrHeader = array($this->getLang("workflow_general"), "");
$arrRow1 = array($this->getLang("workflow_owner"), $strCreator);
$arrRow2 = array($this->getLang("workflow_responsible"), $strResponsible);
$strReturn .= $this->objToolkit->dataTable($arrHeader, array($arrRow1, $arrRow2));
$strForm = $objWorkflow->getObjWorkflowHandler()->getUserInterface();
if ($strForm instanceof class_admin_formgenerator) {
$strForm->addField(new class_formentry_hidden(null, null), "workflowid")->setStrValue($objWorkflow->getSystemid());
$strReturn .= $strForm->renderForm(class_link::getLinkAdminHref($this->getArrModule("modul"), "saveUI"));
} else {
$strReturn .= $this->objToolkit->formHeader(class_link::getLinkAdminHref($this->getArrModule("modul"), "saveUI"));
$strReturn .= $strForm;
$strReturn .= $this->objToolkit->formInputHidden("systemid", $objWorkflow->getSystemid());
$strReturn .= $this->objToolkit->formInputSubmit($this->getLang("commons_save"));
$strReturn .= $this->objToolkit->formClose();
}
} else {
$strReturn .= $this->getLang("commons_error_permissions");
}
return $strReturn;
}
