update Piwik to version 2.16 (fixes #91)

www/analytics/plugins/CoreUpdater/Diagnostic/HttpsUpdateCheck.php

@@ -0,0 +1,43 @@
+<?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\CoreUpdater\Diagnostic;
+
+use Piwik\Config;
+use Piwik\Plugins\CoreUpdater;
+use Piwik\Plugins\Diagnostics\Diagnostic\Diagnostic;
+use Piwik\Plugins\Diagnostics\Diagnostic\DiagnosticResult;
+use Piwik\Translation\Translator;
+
+/**
+ * Check the HTTPS update.
+ */
+class HttpsUpdateCheck implements Diagnostic
+{
+    /**
+     * @var Translator
+     */
+    private $translator;
+
+    public function __construct(Translator $translator)
+    {
+        $this->translator = $translator;
+    }
+
+    public function execute()
+    {
+        $label = $this->translator->translate('Installation_SystemCheckUpdateHttps');
+
+        if (CoreUpdater\Controller::isUpdatingOverHttps()) {
+            return array(DiagnosticResult::singleResult($label, DiagnosticResult::STATUS_OK));
+        }
+
+        $comment = $this->translator->translate('Installation_SystemCheckUpdateHttpsNotSupported');
+
+        return array(DiagnosticResult::singleResult($label, DiagnosticResult::STATUS_WARNING, $comment));
+    }
+}