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-rw-r--r--classes/Notice.php3
-rw-r--r--classes/Notice_inbox.php41
2 files changed, 44 insertions, 0 deletions
diff --git a/classes/Notice.php b/classes/Notice.php
index 08125cf7b..0359c310d 100644
--- a/classes/Notice.php
+++ b/classes/Notice.php
@@ -875,6 +875,9 @@ class Notice extends Memcached_DataObject
}
$qry .= '('.$id.', '.$this->id.', '.$source.', "'.$this->created.'") ';
$cnt++;
+ if (rand() % NOTICE_INBOX_SOFT_LIMIT == 0) {
+ Notice_inbox::gc($id);
+ }
if ($cnt >= MAX_BOXCARS) {
$inbox = new Notice_inbox();
$inbox->query($qry);
diff --git a/classes/Notice_inbox.php b/classes/Notice_inbox.php
index 940381f84..2af34b1a4 100644
--- a/classes/Notice_inbox.php
+++ b/classes/Notice_inbox.php
@@ -24,6 +24,10 @@ require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
// We keep 5 pages of inbox notices in memcache, +1 for pagination check
define('INBOX_CACHE_WINDOW', 101);
+define('NOTICE_INBOX_GC_BOXCAR', 128);
+define('NOTICE_INBOX_GC_MAX', 12800);
+define('NOTICE_INBOX_LIMIT', 1000);
+define('NOTICE_INBOX_SOFT_LIMIT', 1000);
define('NOTICE_INBOX_SOURCE_SUB', 1);
define('NOTICE_INBOX_SOURCE_GROUP', 2);
@@ -100,4 +104,41 @@ class Notice_inbox extends Memcached_DataObject
{
return Memcached_DataObject::pkeyGet('Notice_inbox', $kv);
}
+
+ static function gc($user_id)
+ {
+ $entry = new Notice_inbox();
+ $entry->user_id = $user_id;
+ $entry->orderBy('created DESC');
+ $entry->limit(NOTICE_INBOX_LIMIT - 1, NOTICE_INBOX_GC_MAX);
+
+ $total = $entry->find();
+
+ if ($total > 0) {
+ $notices = array();
+ $cnt = 0;
+ while ($entry->fetch()) {
+ $notices[] = $entry->notice_id;
+ $cnt++;
+ if ($cnt >= NOTICE_INBOX_GC_BOXCAR) {
+ self::deleteMatching($user_id, $notices);
+ $notices = array();
+ $cnt = 0;
+ }
+ }
+
+ if ($cnt > 0) {
+ self::deleteMatching($user_id, $notices);
+ $notices = array();
+ }
+ }
+ }
+
+ static function deleteMatching($user_id, $notices)
+ {
+ $entry = new Notice_inbox();
+ return $entry->query('DELETE FROM notice_inbox '.
+ 'WHERE user_id = ' . $user_id . ' ' .
+ 'AND notice_id in ('.implode(',', $notices).')');
+ }
}