1 files changed, 84 insertions, 0 deletions
diff --git a/mod/groups/actions/joinrequest.php b/mod/groups/actions/joinrequest.php
new file mode 100644
index 000000000..51c400223
--- /dev/null
+++ b/mod/groups/actions/joinrequest.php
@@ -0,0 +1,84 @@
+<?php
+/**
+ * User requests to join a closed group.
+ *
+ * @package ElggGroups
+ * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
+ * @author Curverider Ltd
+ * @copyright Curverider Ltd 2008-2010
+ * @link http://elgg.com/
+ */
+
+// Load configuration
+global $CONFIG;
+
+gatekeeper();
+
+$user_guid = get_input('user_guid', get_loggedin_userid());
+$group_guid = get_input('group_guid');
+
+
+// @todo fix for #287
+// disable access to get entity.
+$invitations = groups_get_invited_groups($user_guid, TRUE);
+
+if (in_array($group_guid, $invitations)) {
+	$ia = elgg_set_ignore_access(TRUE);
+}
+
+
+$user = get_entity($user_guid);
+$group = get_entity($group_guid);
+
+// If not a member of this group
+if (($group) && ($user) && (!$group->isMember($user)))
+{
+	// If open group or invite exists
+	if (
+		($group->isPublicMembership()) ||
+		(check_entity_relationship($group->guid, 'invited', $user->guid))
+	)
+	{
+		//$ia = elgg_set_ignore_access(TRUE);
+		if ($group->join($user))
+		{
+			// Remove relationships
+			remove_entity_relationship($group->guid, 'invited', $user->guid);
+			remove_entity_relationship($user->guid, 'membership_request', $group->guid);
+
+			// Group joined
+			system_message(elgg_echo('groups:joined'));
+			elgg_set_ignore_access($ia);
+
+			forward($group->getURL());
+			exit;
+		}
+		else {
+			elgg_set_ignore_access($ia);
+			system_message(elgg_echo('groups:cantjoin'));
+		}
+	}
+	else
+	{
+		// If join request not already made
+		if (!check_entity_relationship($user->guid, 'membership_request', $group->guid))
+		{
+			// Add membership requested
+			add_entity_relationship($user->guid, 'membership_request', $group->guid);
+
+			// Send email
+			$url = "{$CONFIG->url}mod/groups/membershipreq.php?group_guid={$group->guid}";
+			if (notify_user($group->owner_guid, $user->getGUID(),
+					sprintf(elgg_echo('groups:request:subject'), $user->name, $group->name),
+					sprintf(elgg_echo('groups:request:body'), $group->getOwnerEntity()->name, $user->name, $group->name, $user->getURL(), $url),
+					NULL))
+				system_message(elgg_echo("groups:joinrequestmade"));
+			else
+				register_error(elgg_echo("groups:joinrequestnotmade"));
+		}
+		else
+			system_message(elgg_echo("groups:joinrequestmade"));
+	}
+}
+
+forward($_SERVER['HTTP_REFERER']);
+\ No newline at end of file