/**
* Execute the controller.
*
* @return boolean True if controller finished execution, false if the controller did not
* finish execution. A controller might return false if some precondition for
* the controller to run has not been satisfied.
*
* @since 12.1
* @throws LogicException
* @throws RuntimeException
*/
public function execute()
{
if (!JFactory::getUser()->authorise('attachment.delete', 'com_monitor')) {
throw new Exception(JText::_('JERROR_ALERTNOAUTHOR'), 403);
}
$app = JFactory::getApplication();
$model = new MonitorModelAttachments($app);
$id = $app->input->getInt('id');
if (!$id) {
throw new Exception(JText::_('JERROR_NO_ITEMS_SELECTED'), 404);
}
$model->delete(array($id));
$app->enqueueMessage(JText::_('COM_MONITOR_ATTACHMENT_DELETED'));
$return = base64_decode($this->app->input->get('return', '', 'BASE64'));
if (!JUri::isInternal($return)) {
$return = 'index.php?option=com_monitor&view=projects';
}
$this->app->redirect(JRoute::_($return, false));
return true;
}
/**
* Retrieves the attachments for all comments of the given issue.
*
* @param int $issueId ID of the issue.
*
* @see MonitorModelAttachments::getAttachments
*
* @return mixed Null on failure, an array indexed by attachment IDs on success.
*/
public function getIssueCommentsAttachments($issueId)
{
$modelAttachments = new MonitorModelAttachments();
return $modelAttachments->attachmentsComments($issueId);
}
/**
* Retrieves the attachments for this issue.
*
* @see MonitorModelAttachments::getAttachments
*
* @return mixed Null on failure, an array indexed by attachment IDs on success.
*/
public function getAttachments()
{
$modelAttachments = new MonitorModelAttachments();
return $modelAttachments->attachmentsIssue($this->issueId);
}
/**
* Validates uploaded files from a form.
*
* @param array $files Array containing the files to validate.
* @param array $data Other data from the form.
* @param MonitorModelAttachments $modelAttachments Model to use.
*
* @return array|null A filtered array if all files are valid, null if not.
*/
public function validateFiles($files, $data, $modelAttachments = null)
{
if (!$modelAttachments) {
$modelAttachments = new MonitorModelAttachments($this->app);
}
foreach ($files as $i => $file) {
if ($file[0]['error'] === UPLOAD_ERR_NO_FILE) {
unset($files[$i]);
}
}
if (!$modelAttachments->canUpload($files)) {
// Store data for redirects.
if (!$this->form) {
$this->loadForm();
}
$this->app->setUserState($this->form->getName() . '.data', $data);
return null;
}
return $files;
}