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msd2/tracking/piwik/plugins/Marketplace/Input/PluginName.php

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+<?php
+/**
+ * Piwik - free/libre analytics platform
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ */
+
+namespace Piwik\Plugins\Marketplace\Input;
+use Piwik\Common;
+use Piwik\Plugin;
+use Exception;
+
+/**
+ */
+class PluginName
+{
+    private $requestParam = '';
+
+    public function __construct($requestParam = 'pluginName')
+    {
+        $this->requestParam = $requestParam;
+    }
+
+    public function getPluginName()
+    {
+        $pluginName = Common::getRequestVar($this->requestParam, null, 'string');
+
+        $this->dieIfPluginNameIsInvalid($pluginName);
+
+        return $pluginName;
+    }
+
+    private function dieIfPluginNameIsInvalid($pluginName)
+    {
+        if (!Plugin\Manager::getInstance()->isValidPluginName($pluginName)){
+            throw new Exception('Invalid plugin name given');
+        }
+    }
+
+}