PANotify::send("friend_request_approved", $recip_obj, PA::$network_info, $relation_obj);
            if (PA::$extra['reciprocated_relationship'] == NET_YES) {
                Relation::add_relation($relation_id, $user_id, DEFAULT_RELATIONSHIP_TYPE, PA::$network_info->address, PA::$network_info->network_id, NULL, NULL, NULL, true, APPROVED);
                PANotify::send("reciprocated_relation_estab", PA::$network_info, PA::$login_user, $relation_obj);
                // recipient is network owner
            }
        }
    } catch (CNException $e) {
        throw $e;
    }
} else {
    if (@$_POST['btn_deny']) {
        $user_id = (int) $_GET['uid'];
        $relation_id = (int) $_POST['related_id'];
        try {
            $relation_obj = Relation::getRelationData($relation_id, $user_id, PA::$network_info->network_id);
            if (Relation::delete_relation($relation_id, $user_id, PA::$network_info->network_id)) {
                // if relation deleted successfully, send a notification to the requestor
                $recip_obj = new User();
                $recip_obj->load((int) $relation_id);
                PANotify::send("friend_request_denial", $recip_obj, PA::$network_info, $relation_obj);
            }
        } catch (CNException $e) {
            throw $e;
        }
    }
}
function setup_module($column, $moduleName, $obj)
{
    global $uid, $paging, $user, $view_type;
    switch ($column) {
 /** !!
  * Called by web/dynamic.php, which does the page generation.
  *
  * @param string $request_method Not used. But here for standards.
  * @param array $request_data POST data to save.
  */
 public function handleRequest($request_method, $request_data)
 {
     $msg = NULL;
     $action = isset($request_data['do']) ? $request_data['do'] : NULL;
     if ($action == 'delete') {
         $this->delete_id = $this->relation_uid;
         Relation::delete_relation($this->uid, $this->delete_id, PA::$network_info->network_id);
         $this->cache_id = 'relation_private_' . $this->uid;
         CachedTemplate::invalidate_cache($this->cache_id);
         $this->cache_id = 'relation_public_' . $this->uid;
         CachedTemplate::invalidate_cache($this->cache_id);
         // invalidate cache of user who is being added in relation module
         $this->cache_id = 'in_relation_private_' . $this->delete_id;
         CachedTemplate::invalidate_cache($this->cache_id);
         $this->cache_id = 'in_relation_public_' . $this->delete_id;
         CachedTemplate::invalidate_cache($this->cache_id);
         header('Location:' . PA::$url . PA_ROUTE_USER_PUBLIC . '/' . $this->delete_id . '&delete=1');
     }
     //getting relations of logged in user
     $this->all_relations = Relation::get_all_relations((int) $this->uid);
     $this->relationship_level = 2;
     //default relation level id is 2 for friend
     foreach ($this->all_relations as $relation) {
         if ($this->relation_uid == $relation['user_id']) {
             $this->relationship_level = $relation['relation_type_id'];
             $this->in_family = $relation['in_family'];
             $this->status = $relation['status'];
             if ($this->status == PENDING) {
                 if (PA::$extra['reciprocated_relationship'] == NET_YES && $action == 'add') {
                     $msg = sprintf(__('Your request for adding %s as a relation has already been sent'), $relation['display_name']);
                 }
             }
         }
     }
     try {
         $this->user->load((int) $this->relation_uid);
         $this->title = __('Edit Relationship') . ' - ' . $this->user->display_name;
         //title of the web page
         //picture and login relation
         $this->relation_picture = $this->user->picture;
         $this->login_name = $this->user->login_name;
         $this->display_name = $this->user->display_name;
     } catch (PAException $e) {
         $mesg = $e->message;
         $this->is_error = TRUE;
     }
     if (isset($request_data['submit'])) {
         $this->rel_creater = PA::$user;
         $this->relationship_level = $request_data['level'];
         if (PA::$extra['reciprocated_relationship'] == NET_YES) {
             if (Relation::getRelationData($this->relation_uid, $this->uid, PA::$network_info->network_id)) {
                 Relation::update_relation_status($this->relation_uid, $this->uid, APPROVED, PA::$network_info->network_id);
                 Relation::add_relation($this->uid, $this->relation_uid, $this->relationship_level, PA::$network_info->address, PA::$network_info->network_id, NULL, NULL, NULL, true, APPROVED);
                 $relation_obj = Relation::getRelationData($this->relation_uid, $this->uid, PA::$network_info->network_id);
                 PANotify::send("reciprocated_relation_estab", PA::$network_info, PA::$login_user, $relation_obj);
                 // recipient is network owner
                 $location = PA_ROUTE_USER_PRIVATE . '/msg=' . urlencode(__("The relationship request was approved."));
                 header('Location:' . PA::$url . $location);
                 exit;
             }
             $this->status = PENDING;
         } else {
             $this->status = APPROVED;
         }
         try {
             $this->relation = Relation::get_relation($this->rel_creater->user_id, $this->relation_uid, PA::$network_info->network_id);
             $this->edit = $this->relation ? TRUE : FALSE;
         } catch (PAException $e) {
             $this->edit = FALSE;
         }
         try {
             if (isset($request_data['in_family'])) {
                 // If the user has checked the in_family checkbox.
                 Relation::add_relation($this->uid, $this->relation_uid, $this->relationship_level, PA::$network_info->address, PA::$network_info->network_id, NULL, NULL, NULL, true, $this->status);
             } else {
                 Relation::add_relation($this->uid, $this->relation_uid, $this->relationship_level, PA::$network_info->address, PA::$network_info->network_id, NULL, NULL, NULL, NULL, $this->status);
             }
             $this->user = PA::$user;
             // relationship establisher image
             $relation_obj = Relation::getRelationData($this->uid, $this->relation_uid, PA::$network_info->network_id);
             if ($this->edit == FALSE) {
                 if (PA::$extra['reciprocated_relationship'] == NET_YES) {
                     PANotify::send("friend_request_sent", PA::$user, PA::$login_user, $relation_obj);
                 } else {
                     PANotify::send("relation_added", PA::$network_info, PA::$login_user, $relation_obj);
                     // recipient is network owner
                     PANotify::send("relationship_created_with_other_member", PA::$user, PA::$login_user, $relation_obj);
                     //for rivers of people
                     $activity = 'user_friend_added';
                     //for rivers of people
                     $activities_extra['info'] = $this->display_name . ' added new friend with id =' . $request_data['uid'];
                     $extra = serialize($activities_extra);
                     $object = $this->relation_uid;
                     Activities::save(PA::$login_uid, $activity, $object, $extra);
                 }
             }
             //invalidate cache of logged in user's relation module
             $this->cache_id = 'relation_private_' . $this->uid;
             CachedTemplate::invalidate_cache($this->cache_id);
             $this->cache_id = 'relation_public_' . $this->uid;
             CachedTemplate::invalidate_cache($this->cache_id);
             // invalidate cache of user who is being added in relation module
             $this->cache_id = 'in_relation_private_' . $this->relation_uid;
             CachedTemplate::invalidate_cache($this->cache_id);
             $this->cache_id = 'in_relation_public_' . $this->relation_uid;
             CachedTemplate::invalidate_cache($this->cache_id);
             if (PA::$extra['reciprocated_relationship'] == NET_NO) {
                 if ($request_data['do']) {
                     $location = PA_ROUTE_USER_PUBLIC . '/' . $this->relation_uid . "&msg=" . urlencode(__("Relationship estabilished."));
                 }
             } else {
                 $location = PA_ROUTE_USER_PRIVATE . '/msg_id=' . urlencode(__("Your request has been sent for approval"));
             }
             header('Location:' . PA::$url . $location);
         } catch (PAException $e) {
             $message = $e->message;
         }
     }
     $msg_array = array();
     $msg_array['failure_msg'] = $msg;
     $msg_array['success_msg'] = NULL;
     $redirect_url = NULL;
     $query_str = NULL;
     set_web_variables($msg_array, $redirect_url, $query_str);
 }