/**
* Validates the given folder id.
*/
protected function updateFolderID()
{
$validFolderIDs = array();
// get valid folder id for active message id
if ($this->pm->isSender()) {
if ($this->pm->isDraft) {
$validFolderIDs[] = PMFolderList::FOLDER_DRAFTS;
} else {
if ($this->pm->saveInOutbox) {
$validFolderIDs[] = PMFolderList::FOLDER_OUTBOX;
}
}
}
if ($this->pm->recipientID) {
if ($this->pm->isDeleted == 1) {
$validFolderIDs[] = PMFolderList::FOLDER_TRASH;
} else {
$validFolderIDs[] = $this->pm->folderID;
}
}
// check active folder id
if (!in_array($this->folderID, $validFolderIDs)) {
// update folder id
$this->folderID = $validFolderIDs[0];
}
}
