diff options
| -rw-r--r-- | classes/Inbox.php | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/classes/Inbox.php b/classes/Inbox.php index 014ba3d82..2533210b7 100644 --- a/classes/Inbox.php +++ b/classes/Inbox.php @@ -96,12 +96,23 @@ class Inbox extends Memcached_DataObject $inbox = new Inbox(); $inbox->user_id = $user_id; - $inbox->notice_ids = call_user_func_array('pack', array_merge(array('N*'), $ids)); + $inbox->pack($ids); $inbox->fake = true; return $inbox; } + /** + * Append the given notice to the given user's inbox. + * Caching updates are managed for the inbox itself. + * + * If the notice is already in this inbox, the second + * add will be silently dropped. + * + * @param int @user_id + * @param int $notice_id + * @return boolean success + */ static function insertNotice($user_id, $notice_id) { $inbox = DB_DataObject::staticGet('inbox', 'user_id', $user_id); @@ -114,6 +125,13 @@ class Inbox extends Memcached_DataObject return false; } + $ids = $inbox->unpack(); + if (in_array(intval($notice_id), $ids)) { + // Already in there, we probably re-ran some inbox adds + // due to an error. Skip the dupe silently. + return true; + } + $result = $inbox->query(sprintf('UPDATE inbox '. 'set notice_ids = concat(cast(0x%08x as binary(4)), '. 'substr(notice_ids, 1, %d)) '. @@ -150,7 +168,7 @@ class Inbox extends Memcached_DataObject } } - $ids = unpack('N*', $inbox->notice_ids); + $ids = $inbox->unpack(); if (!empty($since_id)) { $newids = array(); @@ -229,4 +247,21 @@ class Inbox extends Memcached_DataObject } return new ArrayWrapper($items); } + + /** + * Saves a list of integer notice_ids into a packed blob in this object. + * @param array $ids list of integer notice_ids + */ + protected function pack(array $ids) + { + $this->notice_ids = call_user_func_array('pack', array_merge(array('N*'), $ids)); + } + + /** + * @return array of integer notice_ids + */ + protected function unpack() + { + return unpack('N*', $this->notice_ids); + } } |