/**
* Does the element consider the data to be empty
* Used in is-empty validation rule
*
* @param array $data Data to test against
* @param int $repeatCounter Repeat group #
*
* @return bool
*/
public function dataConsideredEmpty($data, $repeatCounter)
{
$params = $this->getParams();
$input = $this->app->input;
if ($input->get('rowid', '') !== '') {
if ($input->get('task') == '') {
return parent::dataConsideredEmpty($data, $repeatCounter);
}
$oldDaata = FArrayHelper::getValue($this->getFormModel()->_origData, $repeatCounter);
if (!is_null($oldDaata)) {
$name = $this->getFullName(true, false);
$aOldData = JArrayHelper::fromObject($oldDaata);
$r = FArrayHelper::getValue($aOldData, $name, '') === '' ? true : false;
if (!$r) {
/* If an original value is found then data not empty - if not found continue to check the $_FILES array to see if one
* has been uploaded
*/
return false;
}
}
} else {
if ($input->get('task') == '') {
return parent::dataConsideredEmpty($data, $repeatCounter);
}
}
$groupModel = $this->getGroup();
if ($groupModel->isJoin()) {
$name = $this->getFullName(true, false);
$files = $input->files->get($name, array(), 'raw');
if ($groupModel->canRepeat()) {
$file = empty($files) ? '' : $files[$repeatCounter]['name'];
} else {
$file = JArrayHelper::getValue($files, 'name');
}
return $file == '' ? true : false;
} else {
$name = $this->getFullName(true, false);
if ($this->isJoin()) {
$d = (array) $input->get($name, array(), 'array');
return !array_key_exists('id', $d);
} else {
// Single ajax upload
if ($params->get('ajax_upload')) {
$d = (array) $input->get($name, array(), 'array');
if (array_key_exists('id', $d)) {
return false;
}
} else {
$files = $input->files->get($name, array(), 'raw');
$file = JArrayHelper::getValue($files, 'name', '');
return $file == '' ? true : false;
}
}
}
if (empty($file)) {
$file = $input->get($name);
// Ajax test - nothing in files
return $file == '' ? true : false;
}
// No files selected?
return $file['name'] == '' ? true : false;
}
