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public function executeBatch(sfWebRequest $request)
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{
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$request->checkCSRFProtection();
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if (!$ids = $request->getParameter('ids'))
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{
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$this->getUser()->setFlash('error', 'You must at least select one item.');
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$this->redirect('@<?php echo $this->getUrlForAction('list') ?>');
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}
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if (!$action = $request->getParameter('batch_action'))
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{
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$this->getUser()->setFlash('error', 'You must select an action to execute on the selected items.');
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$this->redirect('@<?php echo $this->getUrlForAction('list') ?>');
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}
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if (!method_exists($this, $method = 'execute'.ucfirst($action)))
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{
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throw new InvalidArgumentException(sprintf('You must create a "%s" method for action "%s"', $method, $action));
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}
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if (!$this->getUser()->hasCredential($this->configuration->getCredentials($action)))
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{
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$this->forward(sfConfig::get('sf_secure_module'), sfConfig::get('sf_secure_action'));
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}
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$validator = new sfValidatorPropelChoice(array('multiple' => true, 'model' => '<?php echo $this->getModelClass() ?>'));
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try
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{
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// validate ids
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$ids = $validator->clean($ids);
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// execute batch
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$this->$method($request);
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}
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catch (sfValidatorError $e)
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{
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$this->getUser()->setFlash('error', 'A problem occurs when deleting the selected items as some items do not exist anymore.');
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}
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$this->redirect('@<?php echo $this->getUrlForAction('list') ?>');
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}
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protected function executeBatchDelete(sfWebRequest $request)
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{
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$ids = $request->getParameter('ids');
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$count = 0;
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foreach (<?php echo constant($this->getModelClass().'::PEER') ?>::retrieveByPks($ids) as $object)
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{
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$this->dispatcher->notify(new sfEvent($this, 'admin.delete_object', array('object' => $object)));
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$object->delete();
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if ($object->isDeleted())
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{
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$count++;
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}
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}
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if ($count >= count($ids))
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{
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$this->getUser()->setFlash('notice', 'The selected items have been deleted successfully.');
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}
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else
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{
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$this->getUser()->setFlash('error', 'A problem occurs when deleting the selected items.');
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}
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$this->redirect('@<?php echo $this->getUrlForAction('list') ?>');
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}
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