Applying phpstorm code style PSR refs #3771

1 files changed, 27 insertions, 26 deletions

diff --git a/core/EventDispatcher.php b/core/EventDispatcher.php
index 5122250b08..6f3556a11c 100644
--- a/core/EventDispatcher.php
+++ b/core/EventDispatcher.php
@@ -10,6 +10,7 @@
  */
 
 namespace Piwik;
+
 use Piwik\Plugin;
 
 /**
@@ -22,12 +23,12 @@ class EventDispatcher
     const EVENT_CALLBACK_GROUP_FIRST = 0;
     const EVENT_CALLBACK_GROUP_SECOND = 1;
     const EVENT_CALLBACK_GROUP_THIRD = 2;
-    
+
     /**
      * Singleton instance.
      */
     private static $instance = null;
-    
+
     /**
      * Returns the singleton EventDispatcher instance. Creates it if necessary.
      */
@@ -38,31 +39,31 @@ class EventDispatcher
         }
         return self::$instance;
     }
-    
+
     /**
      * Array of observers (callbacks attached to events) that are not methods
      * of plugin classes.
-     * 
+     *
      * @var array
      */
     private $extraObservers = array();
-    
+
     /**
      * Array storing information for all pending events. Each item in the array
      * will be an array w/ two elements:
-     * 
+     *
      * array(
      *     'Event.Name',                  // the event name
      *     array('event', 'parameters')   // the parameters to pass to event observers
      * )
-     * 
+     *
      * @var array
      */
     private $pendingEvents = array();
-    
+
     /**
      * Triggers an event, executing all callbacks associated with it.
-     * 
+     *
      * @param string $eventName The name of the event, ie, API.getReportMetadata.
      * @param array $params The parameters to pass to each callback when executing.
      * @param bool $pending Whether this event should be posted again for plugins
@@ -77,36 +78,36 @@ class EventDispatcher
         if ($pending) {
             $this->pendingEvents[] = array($eventName, $params);
         }
-        
+
         if (empty($plugins)) {
             $plugins = PluginsManager::getInstance()->getLoadedPlugins();
         }
-        
+
         $callbacks = array();
-        
+
         // collect all callbacks to execute
         foreach ($plugins as $plugin) {
             if (is_string($plugin)) {
                 $plugin = PluginsManager::getInstance()->getLoadedPlugin($plugin);
             }
-            
+
             $hooks = $plugin->getListHooksRegistered();
-            
+
             if (isset($hooks[$eventName])) {
                 list($pluginFunction, $callbackGroup) = $this->getCallbackFunctionAndGroupNumber($hooks[$eventName]);
-                
+
                 $callbacks[$callbackGroup][] = array($plugin, $pluginFunction);
             }
         }
-        
+
         if (isset($this->extraObservers[$eventName])) {
             foreach ($this->extraObservers[$eventName] as $callbackInfo) {
                 list($callback, $callbackGroup) = $this->getCallbackFunctionAndGroupNumber($callbackInfo);
-                
+
                 $callbacks[$callbackGroup][] = $callback;
             }
         }
-        
+
         // execute callbacks in order
         foreach ($callbacks as $callbackGroup) {
             foreach ($callbackGroup as $callback) {
@@ -114,11 +115,11 @@ class EventDispatcher
             }
         }
     }
-    
+
     /**
      * Associates a callback that is not a plugin class method with an event
      * name.
-     * 
+     *
      * @param string $eventName
      * @param array|callable $callback This can be a normal PHP callback or an array
      *                        that looks like this:
@@ -139,20 +140,20 @@ class EventDispatcher
     {
         $this->extraObservers[$eventName][] = $callback;
     }
-    
+
     /**
      * Removes all registered observers for an event name. Only used for testing.
-     * 
+     *
      * @param string $eventName
      */
     public function clearObservers($eventName)
     {
         $this->extraObservers[$eventName] = array();
     }
-    
+
     /**
      * Re-posts all pending events to the given plugin.
-     * 
+     *
      * @param Plugin $plugin
      */
     public function postPendingEventsTo($plugin)
@@ -162,7 +163,7 @@ class EventDispatcher
             $this->postEvent($eventName, $eventParams, $pending = false, array($plugin));
         }
     }
-    
+
     private function getCallbackFunctionAndGroupNumber($hookInfo)
     {
         if (is_array($hookInfo)
@@ -180,7 +181,7 @@ class EventDispatcher
             $pluginFunction = $hookInfo;
             $callbackGroup = self::EVENT_CALLBACK_GROUP_SECOND;
         }
-        
+
         return array($pluginFunction, $callbackGroup);
     }
 }