forked from GNUsocial/gnu-social
cache stream of subscriptions
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7285bbc93b
commit
d0ea138888
@ -26,6 +26,8 @@ require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
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class Subscription extends Memcached_DataObject
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class Subscription extends Memcached_DataObject
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{
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{
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const CACHE_WINDOW = 201;
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###START_AUTOCODE
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###START_AUTOCODE
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/* the code below is auto generated do not remove the above tag */
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/* the code below is auto generated do not remove the above tag */
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@ -91,6 +93,9 @@ class Subscription extends Memcached_DataObject
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self::blow('user:notices_with_friends:%d', $subscriber->id);
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self::blow('user:notices_with_friends:%d', $subscriber->id);
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self::blow('subscription:by-subscriber:'.$subscriber->id);
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self::blow('subscription:by-subscribed:'.$other->id);
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$subscriber->blowSubscriptionCount();
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$subscriber->blowSubscriptionCount();
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$other->blowSubscriberCount();
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$other->blowSubscriberCount();
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@ -220,6 +225,9 @@ class Subscription extends Memcached_DataObject
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self::blow('user:notices_with_friends:%d', $subscriber->id);
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self::blow('user:notices_with_friends:%d', $subscriber->id);
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self::blow('subscription:by-subscriber:'.$subscriber->id);
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self::blow('subscription:by-subscribed:'.$other->id);
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$subscriber->blowSubscriptionCount();
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$subscriber->blowSubscriptionCount();
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$other->blowSubscriberCount();
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$other->blowSubscriberCount();
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@ -282,6 +290,29 @@ class Subscription extends Memcached_DataObject
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static function bySubscriber($subscriberId,
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static function bySubscriber($subscriberId,
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$offset = 0,
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$offset = 0,
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$limit = PROFILES_PER_PAGE)
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$limit = PROFILES_PER_PAGE)
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{
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if ($offset + $limit > self::CACHE_WINDOW) {
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return new ArrayWrapper(self::realBySubscriber($subscriberId,
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$offset,
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$limit));
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} else {
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$key = 'subscription:by-subscriber:'.$subscriberId;
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$window = self::cacheGet($key);
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if ($window === false) {
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$window = self::realBySubscriber($subscriberId,
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0,
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self::CACHE_WINDOW);
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self::cacheSet($key, $window);
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}
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return new ArrayWrapper(array_slice($window,
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$offset,
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$limit));
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}
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}
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private static function realBySubscriber($subscriberId,
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$offset,
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$limit)
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{
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{
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$sub = new Subscription();
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$sub = new Subscription();
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@ -294,7 +325,13 @@ class Subscription extends Memcached_DataObject
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$sub->find();
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$sub->find();
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return $sub;
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$subs = array();
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while ($sub->fetch()) {
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$subs[] = clone($sub);
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}
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return $subs;
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}
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}
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/**
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/**
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@ -314,6 +351,29 @@ class Subscription extends Memcached_DataObject
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static function bySubscribed($subscribedId,
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static function bySubscribed($subscribedId,
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$offset = 0,
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$offset = 0,
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$limit = PROFILES_PER_PAGE)
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$limit = PROFILES_PER_PAGE)
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{
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if ($offset + $limit > self::CACHE_WINDOW) {
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return new ArrayWrapper(self::realBySubscribed($subscribedId,
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$offset,
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$limit));
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} else {
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$key = 'subscription:by-subscribed:'.$subscribedId;
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$window = self::cacheGet($key);
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if ($window === false) {
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$window = self::realBySubscribed($subscribedId,
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0,
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self::CACHE_WINDOW);
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self::cacheSet($key, $window);
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}
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return new ArrayWrapper(array_slice($window,
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$offset,
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$limit));
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}
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}
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private static function realBySubscribed($subscribedId,
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$offset,
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$limit)
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{
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{
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$sub = new Subscription();
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$sub = new Subscription();
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@ -326,6 +386,33 @@ class Subscription extends Memcached_DataObject
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$sub->find();
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$sub->find();
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return $sub;
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$subs = array();
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while ($sub->fetch()) {
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$subs[] = clone($sub);
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}
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return $subs;
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}
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/**
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* Flush cached subscriptions when subscription is updated
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*
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* Because we cache subscriptions, it's useful to flush them
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* here.
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*
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* @param mixed $orig Original version of object
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*
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* @return boolean success flag.
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*/
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function update($orig=null)
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{
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$result = parent::update($orig);
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self::blow('subscription:by-subscriber:'.$this->subscriber);
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self::blow('subscription:by-subscribed:'.$this->subscribed);
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return $result;
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}
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}
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}
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}
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