public function info()
{
$backend = Garp_Cache_Manager::getCacheBackend();
Garp_Cli::lineOut('# Server cache backend');
$out = $backend ? 'Backend type: ' . get_class($backend) : 'No cache backend found';
Garp_Cli::lineOut($out);
}
/**
* This updates your database to be compliant with the refactored Translatable behavior.
* I18n views no longer use fallbacks to the default language records.
* Therefore an update to existing databases is necessary. This command populates records in
* non-default languages to provide the data that used to be fallen back on.
*
* @param array $args
* @return bool
*/
public function populateLocalizedRecords(array $args = array())
{
Zend_Registry::get('CacheFrontend')->setOption('caching', false);
$mem = new Garp_Util_Memory();
$mem->useHighMemory();
$models = !empty($args) ? array($args[0]) : $this->_getInternationalizedModels();
array_walk($models, array($this, '_populateRecordsForModel'));
Zend_Registry::get('CacheFrontend')->setOption('caching', true);
Garp_Cache_Manager::purge();
Garp_Cli::lineOut('Done.');
return true;
}
/**
* @param int $serverId Database id of the current server in the cluster
* @param string $lastCheckIn MySQL datetime that represents the
* last check-in time of this server
* @return void
*/
public function executeDueJobs($serverId, $lastCheckIn)
{
// if the last check-in was more than two hours ago, first clear the cache.
if (time() - strtotime($lastCheckIn) > 60 * 60 * 2) {
Garp_Cache_Manager::purge(array(), false);
$this->clearedTags = array();
} else {
$clusterClearCacheJobModel = new Model_ClusterClearCacheJob();
$jobs = $clusterClearCacheJobModel->fetchDue($serverId, $lastCheckIn);
if (count($jobs)) {
if ($this->_containsGeneralClearJob($jobs)) {
Garp_Cache_Manager::purge(array(), false);
$this->clearedTags = array();
} else {
$tags = $this->_getTagsFromJobs($jobs);
Garp_Cache_Manager::purge($tags, false);
$this->clearedTags = $tags;
}
} else {
$this->clearedTags = false;
}
}
}
/**
* After delete callback, will destroy the existing cache for this model
* @param Array $args
* @return Void
*/
public function afterDelete(&$args)
{
$model =& $args[0];
$where = $args[2];
Garp_Cache_Manager::purge($model);
}
/**
* Clear all cache system wide.
* Static Cache is tagged, so a comma-separated list of tags may be given to
* only clear cache tagged with those tags.
* Memcache is not tagged.
*
* @return Void
*/
public function clearcacheAction()
{
$request = $this->getRequest();
$tags = array();
if ($request->getParam('tags')) {
$tags = explode(',', $request->getParam('tags'));
}
$createClusterJob = is_null($request->getParam('createClusterJob')) ? 1 : $request->getParam('createClusterJob');
$this->view->title = 'Clear that cache';
Garp_Cache_Manager::purge($tags, $createClusterJob);
}
/**
* After save callback, called by afterInsert and afterUpdate.
* Sets an `at` job that clears the Static Page cache at the exact moment of the Published date.
* @param Garp_Model_Db $model
* @param Array $data
* @return Void
*/
public function afterSave($model, $data)
{
// Check if the 'published column' is filled...
if (empty($data[self::PUBLISHED_COLUMN])) {
return;
}
// ...and that it's in the future
$publishTime = strtotime($data[self::PUBLISHED_COLUMN]);
if ($publishTime <= time()) {
return;
}
$tags = array(get_class($model));
$tags = array_merge($tags, $model->getBindableModels());
$tags = array_unique($tags);
Garp_Cache_Manager::scheduleClear($publishTime, $tags);
}
/**
* Find friends of logged in user and map to local friends table.
* @param Array $config
* @return Bool Success
*/
public function mapFriends(array $config)
{
$config = $config instanceof Garp_Util_Configuration ? $config : new Garp_Util_Configuration($config);
$config->obligate('bindingModel')->obligate('user_id')->setDefault('accessToken', $this->getAccessToken());
if (!$config['accessToken']) {
// Find the auth record
$authModel = new Model_AuthFacebook();
$authRow = $authModel->fetchRow($authModel->select()->where('user_id = ?', $config['user_id']));
if (!$authRow || !$authRow->access_token) {
return false;
}
// Use the stored access token to create a user session. Me() in the FQL ahead will contain the user's Facebook ID.
// Note that the access token is available for a very limited time. Chances are it's not valid anymore.
$accessToken = $authRow->access_token;
}
try {
$this->_client->setAccessToken($config['accessToken']);
// Find the friends' Facebook UIDs
$friends = $this->_client->api(array('method' => 'fql.query', 'query' => 'SELECT uid2 FROM friend WHERE uid1 = me()'));
// Find local user records
$userModel = new Model_User();
$userTable = $userModel->getName();
$authFbModel = new Model_AuthFacebook();
$authFbTable = $authFbModel->getName();
$fbIds = '';
$friendCount = count($friends);
foreach ($friends as $i => $friend) {
$fbIds .= $userModel->getAdapter()->quote($friend['uid2']);
if ($i < $friendCount - 1) {
$fbIds .= ',';
}
}
$friendQuery = $userModel->select()->setIntegrityCheck(false)->from($userTable, array('id'))->join($authFbTable, $authFbTable . '.user_id = ' . $userTable . '.id', array())->where('facebook_uid IN (' . $fbIds . ')')->order($userTable . '.id');
$localUsers = $userModel->fetchAll($friendQuery);
$localUserCount = count($localUsers);
// Insert new friendships into binding model
$bindingModel = new $config['bindingModel']();
$insertSql = 'INSERT IGNORE INTO ' . $bindingModel->getName() . ' (user1_id, user2_id) VALUES ';
foreach ($localUsers as $i => $localUser) {
$insertSql .= '(' . $localUser->id . ',' . $config['user_id'] . '),';
$insertSql .= '(' . $config['user_id'] . ',' . $localUser->id . ')';
if ($i < $localUserCount - 1) {
$insertSql .= ',';
}
}
$result = $bindingModel->getAdapter()->query($insertSql);
// Clear cache manually, since the table isn't updated thru conventional paths.
Garp_Cache_Manager::purge($bindingModel);
return !!$result;
} catch (Exception $e) {
return false;
}
}
protected function _spawnDb()
{
$modelSet = $this->getModelSet();
$progress = $this->_getFeedbackInstance();
$progress->displayHeader("Database");
$dbManager = Garp_Spawn_MySql_Manager::getInstance($progress);
$dbManager->setInteractive($this->getFeedback()->isInteractive());
$dbManager->run($modelSet);
$cacheDir = $this->_getCacheDir();
Garp_Cache_Manager::purgeStaticCache(null, $cacheDir);
Garp_Cache_Manager::purgeMemcachedCache(null);
if ($this->getFeedback()->isInteractive()) {
Garp_Cli::lineOut("All cache purged.");
}
}
