+
+ function isMember($group)
+ {
+ $mem = new Group_member();
+
+ $mem->group_id = $group->id;
+ $mem->profile_id = $this->id;
+
+ if ($mem->find()) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function isAdmin($group)
+ {
+ $mem = new Group_member();
+
+ $mem->group_id = $group->id;
+ $mem->profile_id = $this->id;
+ $mem->is_admin = 1;
+
+ if ($mem->find()) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function avatarUrl($size=AVATAR_PROFILE_SIZE)
+ {
+ $avatar = $this->getAvatar($size);
+ if ($avatar) {
+ return $avatar->displayUrl();
+ } else {
+ return Avatar::defaultImage($size);
+ }
+ }