+ static function register($fields) {
+ if (!empty($fields['userid'])) {
+ $profile = Profile::staticGet('id', $fields['userid']);
+ if ($profile && !$profile->hasRight(Right::CREATEGROUP)) {
+ common_log(LOG_WARNING, "Attempted group creation from banned user: " . $profile->nickname);
+
+ // TRANS: Client exception thrown when a user tries to create a group while banned.
+ throw new ClientException(_('You are not allowed to create groups on this site.'), 403);
+ }
+ }
+
+ // MAGICALLY put fields into current scope
+ // @fixme kill extract(); it makes debugging absurdly hard
+
+ $defaults = array('nickname' => null,
+ 'fullname' => null,
+ 'homepage' => null,
+ 'description' => null,
+ 'location' => null,
+ 'uri' => null,
+ 'mainpage' => null,
+ 'aliases' => array(),
+ 'userid' => null);
+
+ $fields = array_merge($defaults, $fields);
+
+ extract($fields);
+
+ $group = new User_group();
+
+ $group->query('BEGIN');
+
+ if (empty($uri)) {
+ // fill in later...
+ $uri = null;
+ }
+ if (empty($mainpage)) {
+ $mainpage = common_local_url('showgroup', array('nickname' => $nickname));
+ }
+
+ $group->nickname = $nickname;
+ $group->fullname = $fullname;
+ $group->homepage = $homepage;
+ $group->description = $description;
+ $group->location = $location;
+ $group->uri = $uri;
+ $group->mainpage = $mainpage;
+ $group->created = common_sql_now();
+
+ if (isset($fields['join_policy'])) {
+ $group->join_policy = intval($fields['join_policy']);
+ } else {
+ $group->join_policy = 0;
+ }
+
+ if (isset($fields['force_scope'])) {
+ $group->force_scope = intval($fields['force_scope']);
+ } else {
+ $group->force_scope = 0;
+ }
+
+ if (Event::handle('StartGroupSave', array(&$group))) {
+
+ $result = $group->insert();
+
+ if (!$result) {
+ common_log_db_error($group, 'INSERT', __FILE__);
+ // TRANS: Server exception thrown when creating a group failed.
+ throw new ServerException(_('Could not create group.'));
+ }
+
+ if (!isset($uri) || empty($uri)) {
+ $orig = clone($group);
+ $group->uri = common_local_url('groupbyid', array('id' => $group->id));
+ $result = $group->update($orig);
+ if (!$result) {
+ common_log_db_error($group, 'UPDATE', __FILE__);
+ // TRANS: Server exception thrown when updating a group URI failed.
+ throw new ServerException(_('Could not set group URI.'));
+ }
+ }
+
+ $result = $group->setAliases($aliases);
+
+ if (!$result) {
+ // TRANS: Server exception thrown when creating group aliases failed.
+ throw new ServerException(_('Could not create aliases.'));
+ }
+
+ $member = new Group_member();
+
+ $member->group_id = $group->id;
+ $member->profile_id = $userid;
+ $member->is_admin = 1;
+ $member->created = $group->created;
+
+ $result = $member->insert();
+
+ if (!$result) {
+ common_log_db_error($member, 'INSERT', __FILE__);
+ // TRANS: Server exception thrown when setting group membership failed.
+ throw new ServerException(_('Could not set group membership.'));
+ }
+
+ self::blow('profile:groups:%d', $userid);
+
+ if ($local) {
+ $local_group = new Local_group();
+
+ $local_group->group_id = $group->id;
+ $local_group->nickname = $nickname;
+ $local_group->created = common_sql_now();
+
+ $result = $local_group->insert();
+
+ if (!$result) {
+ common_log_db_error($local_group, 'INSERT', __FILE__);
+ // TRANS: Server exception thrown when saving local group information failed.
+ throw new ServerException(_('Could not save local group info.'));
+ }
+ }
+
+ $group->query('COMMIT');
+
+ Event::handle('EndGroupSave', array($group));
+ }
+
+ return $group;
+ }
+
+ /**
+ * Handle cascading deletion, on the model of notice and profile.
+ *
+ * This should handle freeing up cached entries for the group's
+ * id, nickname, URI, and aliases. There may be other areas that
+ * are not de-cached in the UI, including the sidebar lists on
+ * GroupsAction
+ */
+ function delete()
+ {
+ if ($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', $this->id);
+
+ } else {
+ common_log(LOG_WARN, "Ambiguous user_group->delete(); skipping related tables.");
+ }
+ parent::delete();
+ }
+
+ function isPrivate()
+ {
+ return ($this->join_policy == self::JOIN_POLICY_MODERATE &&
+ $this->force_scope == 1);