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OStatus: garbage collect unused PuSH subscriptions when the last local subscriber unsubs

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Brion Vibber
2010-02-11 00:09:20 +00:00
parent 4ae760cb62
commit 71151b2583
3 changed files with 48 additions and 16 deletions
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22
plugins/OStatus/classes/Feedinfo.php
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@@ -112,9 +112,9 @@ class Feedinfo extends Memcached_DataObject
/*extra*/ null,
/*auto_increment*/ true),
new ColumnDef('profile_id', 'integer',
null, true),
null, true, 'UNI'),
new ColumnDef('group_id', 'integer',
null, true),
null, true, 'UNI'),
new ColumnDef('feeduri', 'varchar',
255, false, 'UNI'),
new ColumnDef('homeuri', 'varchar',
@@ -160,7 +160,7 @@ class Feedinfo extends Memcached_DataObject
function keyTypes()
{
return array('id' => 'K', 'feeduri' => 'U'); // @fixme we'll need a profile_id key at least
return array('id' => 'K', 'profile_id' => 'U', 'group_id' => 'U', 'feeduri' => 'U');
}
function sequenceKey()
@@ -261,11 +261,11 @@ class Feedinfo extends Memcached_DataObject
/**
* Send a subscription request to the hub for this feed.
* The hub will later send us a confirmation POST to /feedsub/callback.
* The hub will later send us a confirmation POST to /main/push/callback.
*
* @return bool true on success, false on failure
*/
public function subscribe()
public function subscribe($mode='subscribe')
{
if (common_config('feedsub', 'nohub')) {
// Fake it! We're just testing remote feeds w/o hubs.
@@ -278,7 +278,7 @@ class Feedinfo extends Memcached_DataObject
try {
$callback = common_local_url('pushcallback', array('feed' => $this->id));
$headers = array('Content-Type: application/x-www-form-urlencoded');
$post = array('hub.mode' => 'subscribe',
$post = array('hub.mode' => $mode,
'hub.callback' => $callback,
'hub.verify' => 'async',
'hub.verify_token' => $this->verify_token,
@@ -308,6 +308,16 @@ class Feedinfo extends Memcached_DataObject
}
}
/**
* Send an unsubscription request to the hub for this feed.
* The hub will later send us a confirmation POST to /main/push/callback.
*
* @return bool true on success, false on failure
*/
public function unsubscribe() {
return $this->subscribe('unsubscribe');
}
/**
* Read and post notices for updates from the feed.
* Currently assumes that all items in the feed are new,