phpdoc and scrutinizer warning fixes

core/API/Request.php

@@ -77,8 +77,8 @@ class Request
      * mappings. The current query parameters (everything in `$_GET` and `$_POST`) are
      * forwarded to request array before it is returned.
      *
-     * @param string|array $request The base request string or array, eg,
-     *                              `'module=UserLanguage&action=getLanguage'`.
+     * @param string|array|null $request The base request string or array, eg,
+     *                                   `'module=UserLanguage&action=getLanguage'`.
      * @param array $defaultRequest Default query parameters. If a query parameter is absent in `$request`, it will be loaded
      *                              from this. Defaults to `$_GET + $_POST`.
      * @return array

core/CliMulti.php

@@ -25,7 +25,7 @@ class CliMulti {
     public $supportsAsync = null;
 
     /**
-     * @var \Piwik\CliMulti\Process[]
+     * @var Process[]
      */
     private $processes = array();
 
@@ -36,7 +36,7 @@ class CliMulti {
     private $concurrentProcessesLimit = null;
 
     /**
-     * @var \Piwik\CliMulti\Output[]
+     * @var Output[]
      */
     private $outputs = array();
 

core/Config.php

@@ -48,9 +48,7 @@ class Config extends Singleton
     const DEFAULT_GLOBAL_CONFIG_PATH = '/config/global.ini.php';
 
     /**
-     * Contains configuration files values
-     *
-     * @var array
+     * @var boolean
      */
     protected $initialized = false;
     protected $configGlobal = array();

core/Container/ContainerFactory.php

@@ -23,7 +23,7 @@ class ContainerFactory
     /**
      * Optional environment config to load.
      *
-     * @var bool
+     * @var string|null
      */
     private $environment;
 

core/CronArchive.php

@@ -1039,6 +1039,9 @@ class CronArchive
         return in_array($token_auth, $this->validTokenAuths);
     }
 
+    /**
+     * @param string|bool $piwikUrl
+     */
     protected function initPiwikHost($piwikUrl = false)
     {
         // If core:archive command run as a web cron, we use the current hostname+path

plugins/SEO/Metric/Aggregator.php

@@ -38,6 +38,9 @@ class Aggregator implements MetricsProvider
         return $metrics;
     }
 
+    /**
+     * @return MetricsProvider[]
+     */
     private function getProviders()
     {
         $container = StaticContainer::getContainer();