AlkantarClanX12
Your IP : 18.221.12.61
<?php
namespace W3TC;
/**
* Purge using AmazonSNS object
*/
class Enterprise_SnsServer extends Enterprise_SnsBase {
/**
* Processes message from SNS
*
* @throws Exception
*/
function process_message( $message ) {
$this->_log( 'Received message' );
try {
$message = new \Aws\Sns\Message( $message );
$validator = new \Aws\Sns\MessageValidator();
$error = '';
if ( $validator->isValid( $message ) ) {
$topic_arn = $this->_config->get_string( 'cluster.messagebus.sns.topic_arn' );
if ( empty( $topic_arn ) || $topic_arn != $message['TopicArn'] )
throw new \Exception( 'Not my Topic. Request came from ' .
$message['TopicArn'] );
if ( $message['Type'] == 'SubscriptionConfirmation' )
$this->_subscription_confirmation( $message );
elseif ( $message['Type'] == 'Notification' )
$this->_notification( $message['Message'] );
} else {
$this->_log( 'Error processing message it was not valid.' );
}
} catch ( \Exception $e ) {
$this->_log( 'Error processing message: ' . $e->getMessage() );
}
$this->_log( 'Message processed' );
}
/**
* Confirms subscription
*
* @param Message $message
* @throws Exception
*/
private function _subscription_confirmation( $message ) {
$this->_log( 'Issuing confirm_subscription' );
$topic_arn = $this->_config->get_string( 'cluster.messagebus.sns.topic_arn' );
$response = $this->_get_api()->confirmSubscription( array(
'Token' => $message['Token'],
'TopicArn' => $topic_arn
) );
$this->_log( 'Subscription confirmed: ' .
( $response['@metadata']['statusCode'] == 200 ? 'OK' : 'Error' ) );
}
/**
* Processes notification
*
* @param array $v
*/
private function _notification( $v ) {
$m = json_decode( $v, true );
if ( isset( $m['hostname'] ) )
$this->_log( 'Message originated from hostname: ' . $m['hostname'] );
define( 'DOING_SNS', true );
$this->_log( 'Actions executing' );
do_action( 'w3tc_messagebus_message_received' );
if ( isset( $m['actions'] ) ) {
$actions = $m['actions'];
foreach ( $actions as $action )
$this->_execute( $action );
} else {
$this->_execute( $m['action'] );
}
do_action( 'w3tc_messagebus_message_processed' );
$this->_log( 'Actions executed' );
}
/**
* Execute action
*
* @param unknown $m
* @throws Exception
*/
private function _execute( $m ) {
$action = $m['action'];
$this->_log( 'Executing action ' . $action );
//Needed for cache flushing
$executor = new CacheFlush_Locally();
//Needed for cache cleanup
$pgcache_admin = Dispatcher::component( 'PgCache_Plugin_Admin' );
//See which message we got
if ( $action == 'dbcache_flush' )
$executor->dbcache_flush();
elseif ( $action == 'objectcache_flush' )
$executor->objectcache_flush();
elseif ( $action == 'fragmentcache_flush' )
$executor->fragmentcache_flush();
elseif ( $action == 'fragmentcache_flush_group' )
$executor->fragmentcache_flush_group( $m['group'] );
elseif ( $action == 'minifycache_flush' )
$executor->minifycache_flush();
elseif ( $action == 'browsercache_flush' )
$executor->browsercache_flush();
elseif ( $action == 'cdn_purge_all' )
$executor->cdn_purge_all(
isset( $m['extras'] ) ? $m['extras'] : null );
elseif ( $action == 'cdn_purge_files' )
$executor->cdn_purge_files( $m['purgefiles'] );
elseif ( $action == 'pgcache_cleanup' )
$pgcache_admin->cleanup_local();
elseif ( $action == 'opcache_flush' )
$executor->opcache_flush();
elseif ( $action == 'flush_all' )
$executor->flush_all(
isset( $m['extras'] ) ? $m['extras'] : null );
elseif ( $action == 'flush_group' )
$executor->flush_group(
isset( $m['group'] ) ? $m['group'] : null,
isset( $m['extras'] ) ? $m['extras'] : null );
elseif ( $action == 'flush_post' )
$executor->flush_post( $m['post_id'] );
elseif ( $action == 'flush_posts' )
$executor->flush_posts();
elseif ( $action == 'flush_url' )
$executor->flush_url( $m['url'] );
elseif ( $action == 'prime_post' )
$executor->prime_post( $m['post_id'] );
else
throw new \Exception( 'Unknown action ' . $action );
$executor->execute_delayed_operations();
$this->_log( 'succeeded' );
}
}