gnu-social/plugins/ActivityModeration/ActivityModerationPlugin.php

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<?php
/**
* @package Activity
* @maintainer Mikael Nordfeldth <mmn@hethane.se>
*/
class ActivityModerationPlugin extends ActivityVerbHandlerPlugin
{
public function tag()
{
return 'actmod';
}
public function types()
{
return array();
}
public function verbs()
{
return array(ActivityVerb::DELETE);
}
public function onBeforePluginCheckSchema()
{
Deleted_notice::beforeSchemaUpdate();
return true;
}
public function onCheckSchema()
{
$schema = Schema::get();
$schema->ensureTable('deleted_notice', Deleted_notice::schemaDef());
return true;
}
protected function getActionTitle(ManagedAction $action, $verb, Notice $target, Profile $scoped)
{
// FIXME: switch based on action type
return _m('TITLE', 'Notice moderation');
}
protected function doActionPreparation(ManagedAction $action, $verb, Notice $target, Profile $scoped)
{
// pass
}
protected function doActionPost(ManagedAction $action, $verb, Notice $target, Profile $scoped)
{
switch (true) {
case ActivityUtils::compareVerbs($verb, array(ActivityVerb::DELETE)):
// do whatever preparation is necessary to delete a verb
$target->delete();
break;
default:
throw new ServerException('ActivityVerb POST not handled by plugin that was supposed to do it.');
}
}
public function deleteRelated(Notice $notice)
{
if ($notice->getProfile()->hasRole(Profile_role::DELETED)) {
// Don't save a new Deleted_notice entry if the profile is being deleted
return true;
}
// For auditing purposes, save a record that the notice was deleted.
return Deleted_notice::addNew($notice);
}
/**
* This is run when a 'delete' verb activity comes in.
*
* @return boolean hook flag
*/
protected function saveObjectFromActivity(Activity $act, Notice $stored, array $options=array())
{
// Let's see if this has been deleted already.
$deleted = Deleted_notice::getKV('uri', $act->id);
if ($deleted instanceof Deleted_notice) {
return $deleted;
}
common_debug('DELETING notice: ' . $act->objects[0]->id);
$target = Notice::getByUri($act->objects[0]->id);
$deleted = new Deleted_notice();
$deleted->id = $target->getID();
$deleted->profile_id = $target->getProfile()->getID();
$deleted->uri = Deleted_notice::newUri($target->getProfile(), $target);
$deleted->act_uri = $target->getUri();
$deleted->act_created = $target->created;
$deleted->created = common_sql_now();
common_debug('DELETING notice, storing Deleted_notice entry');
$deleted->insert();
common_debug('DELETING notice, actually deleting now!');
$target->delete();
return $deleted;
}
public function activityObjectFromNotice(Notice $notice)
{
$object = Deleted_notice::fromStored($notice);
return $object->asActivityObject();
}
protected function getActivityForm(ManagedAction $action, $verb, Notice $target, Profile $scoped)
{
if (!$scoped instanceof Profile || !($scoped->sameAs($target->getProfile()) || $scoped->hasRight(Right::DELETEOTHERSNOTICE))) {
throw new AuthorizationException(_('You are not allowed to delete other user\'s notices'));
}
return DeletenoticeForm($action, array('notice'=>$target));
}
}