diff options
| -rw-r--r-- | classes/Notice.php | 31 | ||||
| -rw-r--r-- | classes/Notice_inbox.php | 101 | ||||
| -rw-r--r-- | classes/User.php | 29 |
3 files changed, 127 insertions, 34 deletions
diff --git a/classes/Notice.php b/classes/Notice.php index 27b98de1c..b087c94bc 100644 --- a/classes/Notice.php +++ b/classes/Notice.php @@ -215,6 +215,7 @@ class Notice extends Memcached_DataObject if (common_config('queue', 'enabled')) { $notice->blowAuthorCaches(); } else { + common_debug("Blowing caches for new notice."); $notice->blowCaches(); } } @@ -285,7 +286,7 @@ class Notice extends Memcached_DataObject // Clear the user's cache $cache = common_memcache(); if (!empty($cache)) { - $cache->delete(common_cache_key('user:notices_with_friends:' . $this->profile_id)); + $cache->delete(common_cache_key('notice_inbox:by_user:'.$this->profile_id)); } $this->blowNoticeCache($blowLast); $this->blowPublicCache($blowLast); @@ -307,9 +308,9 @@ class Notice extends Memcached_DataObject $member->group_id = $group_inbox->group_id; if ($member->find()) { while ($member->fetch()) { - $cache->delete(common_cache_key('user:notices_with_friends:' . $member->profile_id)); + $cache->delete(common_cache_key('notice_inbox:by_user:' . $member->profile_id)); if ($blowLast) { - $cache->delete(common_cache_key('user:notices_with_friends:' . $member->profile_id . ';last')); + $cache->delete(common_cache_key('notice_inbox:by_user:' . $member->profile_id . ';last')); } } } @@ -352,9 +353,9 @@ class Notice extends Memcached_DataObject 'WHERE subscription.subscribed = ' . $this->profile_id); while ($user->fetch()) { - $cache->delete(common_cache_key('user:notices_with_friends:' . $user->id)); + $cache->delete(common_cache_key('notice_inbox:by_user:'.$user_id)); if ($blowLast) { - $cache->delete(common_cache_key('user:notices_with_friends:' . $user->id . ';last')); + $cache->delete(common_cache_key('notice_inbox:by_user:'.$user_id.';last')); } } $user->free(); @@ -613,6 +614,26 @@ class Notice extends Memcached_DataObject return $wrapper; } + function getStreamByIds($ids) + { + $cache = common_memcache(); + + if (!empty($cache)) { + $notices = array(); + foreach ($ids as $id) { + $notices[] = Notice::staticGet('id', $id); + } + return new ArrayWrapper($notices); + } else { + $notice = new Notice(); + $notice->whereAdd('id in (' . implode(', ', $ids) . ')'); + $notice->orderBy('id DESC'); + + $notice->find(); + return $notice; + } + } + function publicStream($offset=0, $limit=20, $since_id=0, $before_id=0, $since=null) { diff --git a/classes/Notice_inbox.php b/classes/Notice_inbox.php index 81ddb4538..162da74fe 100644 --- a/classes/Notice_inbox.php +++ b/classes/Notice_inbox.php @@ -1,7 +1,7 @@ <?php /* * Laconica - a distributed open-source microblogging tool - * Copyright (C) 2008, Controlez-Vous, Inc. + * Copyright (C) 2008, 2009, Control Yourself, Inc. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by @@ -21,7 +21,11 @@ if (!defined('LACONICA')) { exit(1); } require_once INSTALLDIR.'/classes/Memcached_DataObject.php'; -class Notice_inbox extends Memcached_DataObject +// We keep 5 pages of inbox notices in memcache, +1 for pagination check + +define('INBOX_CACHE_WINDOW', 101); + +class Notice_inbox extends Memcached_DataObject { ###START_AUTOCODE /* the code below is auto generated do not remove the above tag */ @@ -38,4 +42,97 @@ class Notice_inbox extends Memcached_DataObject /* the code above is auto generated do not remove the tag below */ ###END_AUTOCODE + + function stream($user_id, $offset=0, $limit=20, $since_id=0, $before_id=0, $since=null) + { + $cache = common_memcache(); + + if (empty($cache) || + $since_id != 0 || $before_id != 0 || !is_null($since) || + ($offset + $limit) > INBOX_CACHE_WINDOW) { + common_debug('Doing direct DB hit for notice_inbox since the params are screwy.'); + return Notice_inbox::_streamDirect($user_id, $offset, $limit, $since_id, $before_id, $since); + } + + $idkey = common_cache_key('notice_inbox:by_user:'.$user_id); + + $idstr = $cache->get($idkey); + + if (!empty($idstr)) { + // Cache hit! Woohoo! + common_debug('Cache hit for notice_inbox.'); + $window = explode(',', $idstr); + $ids = array_slice($window, $offset, $limit); + return $ids; + } + + $laststr = common_cache_key($idkey.';last'); + + if (!empty($laststr)) { + common_debug('Cache hit for notice_inbox on last item.'); + + $window = explode(',', $laststr); + $last_id = $window[0]; + $new_ids = Notice_inbox::_streamDirect($user_id, 0, INBOX_CACHE_WINDOW, + $last_id, null, null); + + $new_window = array_merge($new_ids, $window); + + $new_windowstr = implode(',', $new_window); + + $result = $cache->set($idkey, $new_windowstr); + $result = $cache->set($idkey . ';last', $new_windowstr); + + $ids = array_slice($new_window, $offset, $limit); + + return $ids; + } + + $window = Notice_inbox::_streamDirect($user_id, 0, INBOX_CACHE_WINDOW, + null, null, null); + + $windowstr = implode(',', $new_window); + + $result = $cache->set($idkey, $windowstr); + $result = $cache->set($idkey . ';last', $windowstr); + + $ids = array_slice($window, $offset, $limit); + + return $ids; + } + + function _streamDirect($user_id, $offset, $limit, $since_id, $before_id, $since) + { + $inbox = new Notice_inbox(); + + $inbox->user_id = $user_id; + + if ($since_id != 0) { + $inbox->whereAdd('notice_id > ' . $since_id); + } + + if ($before_id != 0) { + $inbox->whereAdd('notice_id < ' . $before_id); + } + + if (!is_null($since)) { + $inbox->whereAdd('created > \'' . date('Y-m-d H:i:s', $since) . '\''); + } + + $inbox->orderBy('notice_id DESC'); + + if (!is_null($offset)) { + $inbox->limit($offset, $limit); + } + + $ids = array(); + + if ($inbox->find()) { + while ($inbox->fetch()) { + $ids[] = $inbox->notice_id; + } + } + + return $ids; + } } diff --git a/classes/User.php b/classes/User.php index 098381f73..ce7ea1464 100644 --- a/classes/User.php +++ b/classes/User.php @@ -451,34 +451,9 @@ class User extends Memcached_DataObject } else if ($enabled === true || ($enabled == 'transitional' && $this->inboxed == 1)) { - $cache = common_memcache(); + $ids = Notice_inbox::stream($this->id, $offset, $limit, $since_id, $before_id, $since); - if (!empty($cache)) { - - # Get the notices out of the cache - - $notices = $cache->get(common_cache_key($cachekey)); - - # On a cache hit, return a DB-object-like wrapper - - if ($notices !== false) { - $wrapper = new ArrayWrapper(array_slice($notices, $offset, $limit)); - return $wrapper; - } - } - - $inbox = Notice_inbox::stream($this->id, $offset, $limit, $since_id, $before_id, $since); - - $ids = array(); - - while ($inbox->fetch()) { - $ids[] = $inbox->notice_id; - } - - $inbox->free(); - unset($inbox); - - return Notice::getStreamByIds($ids, 'user:notices_with_friends:' . $this->id); + return Notice::getStreamByIds($ids); } } |