/**
* We check that something is really changed.
*/
public function clean()
{
$this->cleaned_data = parent::clean();
// As soon as we know that at least one change was done, we
// return the cleaned data and do not go further.
if (strlen(trim($this->cleaned_data['content']))) {
return $this->cleaned_data;
}
if ($this->show_full) {
$status = $this->issue->get_status();
if (trim($this->cleaned_data['status']) != $status->name) {
return $this->cleaned_data;
}
if (trim($this->issue->summary) != trim($this->cleaned_data['summary'])) {
return $this->cleaned_data;
}
$owner = self::findUser($this->cleaned_data['owner']);
if (is_null($owner) and !is_null($this->issue->get_owner()) or !is_null($owner) and is_null($this->issue->get_owner()) or !is_null($owner) and !is_null($this->issue->get_owner()) and $owner->id != $this->issue->get_owner()->id) {
return $this->cleaned_data;
}
$tags = array();
for ($i = 1; $i < 7; $i++) {
if (strlen($this->cleaned_data['label' . $i]) > 0) {
if (strpos($this->cleaned_data['label' . $i], ':') !== false) {
list($class, $name) = explode(':', $this->cleaned_data['label' . $i], 2);
list($class, $name) = array(trim($class), trim($name));
} else {
$class = 'Other';
$name = trim($this->cleaned_data['label' . $i]);
}
$tags[] = array($class, $name);
}
}
$oldtags = $this->issue->get_tags_list();
foreach ($tags as $tag) {
$found = false;
foreach ($oldtags as $otag) {
if ($otag->class == $tag[0] and $otag->name == $tag[1]) {
$found = true;
break;
}
}
if (!$found) {
// new tag not found in the old tags
return $this->cleaned_data;
}
}
foreach ($oldtags as $otag) {
$found = false;
foreach ($tags as $tag) {
if ($otag->class == $tag[0] and $otag->name == $tag[1]) {
$found = true;
break;
}
}
if (!$found) {
// old tag not found in the new tags
return $this->cleaned_data;
}
}
}
// no changes!
throw new Pluf_Form_Invalid(__('No changes were entered.'));
}