+
+ function asAtomAuthor()
+ {
+ $xs = new XMLStringer(true);
+
+ $xs->elementStart('author');
+ $xs->element('name', null, $this->nickname);
+ $xs->element('uri', null, $this->permalink());
+ $xs->elementEnd('author');
+
+ return $xs->getString();
+ }
+
+ /**
+ * Returns an XML string fragment with group information as an
+ * Activity Streams <activity:subject> element.
+ *
+ * Assumes that 'activity' namespace has been previously defined.
+ *
+ * @return string
+ */
+ function asActivitySubject()
+ {
+ return $this->asActivityNoun('subject');
+ }
+
+ /**
+ * Returns an XML string fragment with group information as an
+ * Activity Streams noun object with the given element type.
+ *
+ * Assumes that 'activity', 'georss', and 'poco' namespace has been
+ * previously defined.
+ *
+ * @param string $element one of 'actor', 'subject', 'object', 'target'
+ *
+ * @return string
+ */
+ function asActivityNoun($element)
+ {
+ $noun = ActivityObject::fromGroup($this);
+ return $noun->asString('activity:' . $element);
+ }
+
+ function getAvatar()
+ {
+ return empty($this->homepage_logo)
+ ? User_group::defaultLogo(AVATAR_PROFILE_SIZE)
+ : $this->homepage_logo;
+ }
+
+ static function register($fields) {
+
+ // MAGICALLY put fields into current scope
+
+ extract($fields);
+
+ $group = new User_group();
+
+ $group->query('BEGIN');
+
+ $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();
+
+ $result = $group->insert();
+
+ if (!$result) {
+ common_log_db_error($group, 'INSERT', __FILE__);
+ throw new ServerException(_('Could not create group.'));
+ }
+
+ if (!isset($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__);
+ throw new ServerException(_('Could not set group URI.'));
+ }
+ }
+
+ $result = $group->setAliases($aliases);
+
+ if (!$result) {
+ 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($member, 'INSERT', __FILE__);
+ throw new ServerException(_('Could not set group membership.'));
+ }
+
+ if ($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__);
+ throw new ServerException(_('Could not save local group info.'));
+ }
+ }
+
+ $group->query('COMMIT');
+ return $group;
+ }