/**
* Remove folder (with subfolders) from the server
*
* @param string $folder Folder name
*
* @return boolean True on success, False on failure
*/
function delete_folder($folder)
{
if (!$this->check_connection()) {
return false;
}
$delm = $this->get_hierarchy_delimiter();
// get list of sub-folders or all folders
// if folder name contains special characters
$path = strspn($folder, '%*') > 0 ? $folder . $delm : '';
$sub_mboxes = $this->list_folders('', $path . '*');
// According to RFC3501 deleting a \Noselect folder
// with subfolders may fail. To workaround this we delete
// subfolders first (in reverse order) (#5466)
if (!empty($sub_mboxes)) {
foreach (array_reverse($sub_mboxes) as $mbox) {
if (strpos($mbox, $folder . $delm) === 0) {
if ($this->conn->deleteFolder($mbox)) {
$this->conn->unsubscribe($mbox);
$this->clear_message_cache($mbox);
}
}
}
}
// delete the folder
if ($result = $this->conn->deleteFolder($folder)) {
// and unsubscribe it
$this->conn->unsubscribe($folder);
$this->clear_message_cache($folder);
}
$this->clear_cache('mailboxes', true);
return $result;
}
/**
* Remove folder from server
*
* @param string $folder Folder name
*
* @return boolean True on success
*/
function delete_folder($folder)
{
$delm = $this->get_hierarchy_delimiter();
if (!$this->check_connection()) {
return false;
}
// get list of folders
if (strpos($folder, '%') === false && strpos($folder, '*') === false) {
$sub_mboxes = $this->list_folders('', $folder . $delm . '*');
} else {
$sub_mboxes = $this->list_folders();
}
// send delete command to server
$result = $this->conn->deleteFolder($folder);
if ($result) {
// unsubscribe folder
$this->conn->unsubscribe($folder);
foreach ($sub_mboxes as $c_mbox) {
if (strpos($c_mbox, $folder . $delm) === 0) {
$this->conn->unsubscribe($c_mbox);
if ($this->conn->deleteFolder($c_mbox)) {
$this->clear_message_cache($c_mbox);
}
}
}
// clear folder-related cache
$this->clear_message_cache($folder);
$this->clear_cache('mailboxes', true);
}
return $result;
}
/**
* Remove mailbox from server
*
* @param string $mbox_name Mailbox name
*
* @return boolean True on success
*/
function delete_mailbox($mbox_name)
{
$result = false;
$mailbox = $this->mod_mailbox($mbox_name);
$delm = $this->get_hierarchy_delimiter();
// get list of folders
if (strpos($mailbox, '%') === false && strpos($mailbox, '*') === false) {
$sub_mboxes = $this->list_unsubscribed('', $mailbox . $delm . '*');
} else {
$sub_mboxes = $this->list_unsubscribed();
}
// send delete command to server
$result = $this->conn->deleteFolder($mailbox);
if ($result) {
// unsubscribe mailbox
$this->conn->unsubscribe($mailbox);
foreach ($sub_mboxes as $c_mbox) {
if (preg_match('/^' . preg_quote($mailbox . $delm, '/') . '/', $c_mbox)) {
$this->conn->unsubscribe($c_mbox);
if ($this->conn->deleteFolder($c_mbox)) {
$this->clear_message_cache($c_mbox . '.msg');
}
}
}
// clear mailbox-related cache
$this->clear_message_cache($mailbox . '.msg');
$this->clear_cache('mailboxes');
}
return $result;
}
