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-rw-r--r--mod/notifications/start.php86
1 files changed, 86 insertions, 0 deletions
diff --git a/mod/notifications/start.php b/mod/notifications/start.php
index fa36d5d69..3349d0194 100644
--- a/mod/notifications/start.php
+++ b/mod/notifications/start.php
@@ -27,6 +27,10 @@ function notifications_plugin_init() {
// update notifications based on relationships changing
register_elgg_event_handler('delete', 'member', 'notifications_relationship_remove');
register_elgg_event_handler('delete', 'friend', 'notifications_relationship_remove');
+
+ // update notifications when new friend or access collection membership
+ register_elgg_event_handler('create', 'friend', 'notifications_update_friend_notify');
+ register_plugin_hook('access:collections:add_user', 'collection', 'notifications_update_collection_notify');
}
/**
@@ -88,7 +92,89 @@ function notifications_relationship_remove($event, $object_type, $relationship)
}
}
+/**
+ * Turn on notifications for new friends if all friend notifications is on
+ *
+ * @param string $event
+ * @param string $object_type
+ * @param object $relationship
+ */
+function notifications_update_friend_notify($event, $object_type, $relationship) {
+ global $NOTIFICATION_HANDLERS;
+
+ $user_guid = $relationship->guid_one;
+ $friend_guid = $relationship->guid_two;
+
+ $user = get_entity($user_guid);
+
+ // loop through all notification types
+ foreach ($NOTIFICATION_HANDLERS as $method => $foo) {
+ $metaname = 'collections_notifications_preferences_' . $method;
+ $collections_preferences = $user->$metaname;
+ if ($collections_preferences) {
+ if (!empty($collections_preferences) && !is_array($collections_preferences)) {
+ $collections_preferences = array($collections_preferences);
+ }
+ if (is_array($collections_preferences)) {
+ // -1 means all friends is on - should be a define
+ if (in_array(-1, $collections_preferences)) {
+ add_entity_relationship($user_guid, 'notify' . $method, $friend_guid);
+ }
+ }
+ }
+ }
+}
+
+/**
+ * Update notifications for changes in access collection membership.
+ *
+ * This function assumes that only friends can belong to access collections.
+ *
+ * @param string $event
+ * @param string $object_type
+ * @param bool $returnvalue
+ * @param array $params
+ */
+function notifications_update_collection_notify($event, $object_type, $returnvalue, $params) {
+ global $NOTIFICATION_HANDLERS;
+
+ // only update notifications for user owned collections
+ $collection_id = $params['collection_id'];
+ $collection = get_access_collection($collection_id);
+ $user = get_entity($collection->owner_guid);
+ if (!($user instanceof ElggUser)) {
+ return $returnvalue;
+ }
+ $member_guid = $params['user_guid'];
+
+ // loop through all notification types
+ foreach ($NOTIFICATION_HANDLERS as $method => $foo) {
+ $metaname = 'collections_notifications_preferences_' . $method;
+ $collections_preferences = $user->$metaname;
+ if (!$collections_preferences) {
+ continue;
+ }
+ if (!is_array($collections_preferences)) {
+ $collections_preferences = array($collections_preferences);
+ }
+ if (in_array(-1, $collections_preferences)) {
+ // if "all friends" notify is on, we don't change any notifications
+ // since must be a friend to be in an access collection
+ continue;
+ }
+ if (in_array($collection_id, $collections_preferences)) {
+ // notifications are on for this collection so we add/remove
+ if ($event == 'access:collections:add_user') {
+ add_entity_relationship($user->guid, "notify$method", $member_guid);
+ } elseif ($event == 'access:collections:remove_user') {
+ // removing someone from an access collection is not a guarantee
+ // that they should be removed from notifications
+ //remove_entity_relationship($user->guid, "notify$method", $member_guid);
+ }
+ }
+ }
+}
register_elgg_event_handler('init', 'system', 'notifications_plugin_init', 1000);