/**
* Handle cascading deletion, on the model of notice and profile.
*
* This should handle freeing up cached entries for the group's
* id, nickname, URI, and aliases. There may be other areas that
* are not de-cached in the UI, including the sidebar lists on
* GroupsAction
*/
function delete()
{
if ($this->id) {
// Safe to delete in bulk for now
$related = array('Group_inbox', 'Group_block', 'Group_member', 'Related_group');
Event::handle('UserGroupDeleteRelated', array($this, &$related));
foreach ($related as $cls) {
$inst = new $cls();
$inst->group_id = $this->id;
if ($inst->find()) {
while ($inst->fetch()) {
$dup = clone $inst;
$dup->delete();
}
}
}
// And related groups in the other direction...
$inst = new Related_group();
$inst->related_group_id = $this->id;
$inst->delete();
// Aliases and the local_group entry need to be cleared explicitly
// or we'll miss clearing some cache keys; that can make it hard
// to create a new group with one of those names or aliases.
$this->setAliases(array());
$local = Local_group::staticGet('group_id', $this->id);
if ($local) {
$local->delete();
}
// blow the cached ids
self::blow('user_group:notice_ids:%d', $this->id);
} else {
common_log(LOG_WARN, "Ambiguous user_group->delete(); skipping related tables.");
}
parent::delete();
}
/**
* Handle cascading deletion, on the model of notice and profile.
*
* This should handle freeing up cached entries for the group's
* id, nickname, URI, and aliases. There may be other areas that
* are not de-cached in the UI, including the sidebar lists on
* GroupsAction
*/
function delete($useWhere = false)
{
if (empty($this->id)) {
common_log(LOG_WARNING, "Ambiguous User_group->delete(); skipping related tables.");
return parent::delete($useWhere);
}
try {
$profile = $this->getProfile();
$profile->delete();
} catch (GroupNoProfileException $unp) {
common_log(LOG_INFO, "Group {$this->nickname} has no profile; continuing deletion.");
}
// Safe to delete in bulk for now
$related = array('Group_inbox', 'Group_block', 'Group_member', 'Related_group');
Event::handle('UserGroupDeleteRelated', array($this, &$related));
foreach ($related as $cls) {
$inst = new $cls();
$inst->group_id = $this->id;
if ($inst->find()) {
while ($inst->fetch()) {
$dup = clone $inst;
$dup->delete();
}
}
}
// And related groups in the other direction...
$inst = new Related_group();
$inst->related_group_id = $this->id;
$inst->delete();
// Aliases and the local_group entry need to be cleared explicitly
// or we'll miss clearing some cache keys; that can make it hard
// to create a new group with one of those names or aliases.
$this->setAliases(array());
// $this->isLocal() but we're using the resulting object
$local = Local_group::getKV('group_id', $this->id);
if ($local instanceof Local_group) {
$local->delete();
}
// blow the cached ids
self::blow('user_group:notice_ids:%d', $this->id);
return parent::delete($useWhere);
}
