From a1e4f625fc4f47f2ad1de7657f2863c99e5a122f Mon Sep 17 00:00:00 2001
From: Lukas Winkler <l.winkler23@mailbox.org>
Date: Thu, 21 Sep 2017 20:08:57 +0200
Subject: [PATCH] fixes #1 - add piwik tracking code

---
 src/config/config.example.php |  8 +++++++-
 src/public/index.php          |  4 ++--
 src/templates/layout.twig     | 32 +++++++++++++++++++++++++++-----
 3 files changed, 36 insertions(+), 8 deletions(-)

diff --git a/src/config/config.example.php b/src/config/config.example.php
index f2cbfbd..eb5e18d 100644
--- a/src/config/config.example.php
+++ b/src/config/config.example.php
@@ -37,4 +37,10 @@ define('DEBUG_ENABLED', false);
  * Set list of file extentions that should be disallowed in links
  * see https://github.com/piwik/github-issues-mirror/issues/5
  */
-define('FORBIDDEN_EXTENSIONS', ['swf', 'js', 'htm']);
\ No newline at end of file
+define('FORBIDDEN_EXTENSIONS', ['swf', 'js', 'htm']);
+
+/**
+ * If you want to enable piwik tracking enter the URL to your piwik instance and the ID of the website here
+ */
+define('PIWIK_URL', false);
+define('PIWIK_ID', false);
\ No newline at end of file
diff --git a/src/public/index.php b/src/public/index.php
index da04caf..fc9372b 100644
--- a/src/public/index.php
+++ b/src/public/index.php
@@ -36,11 +36,11 @@ $container['view'] = function ($container) {
     helpers\Twig::setDateFormat($twig);
     helpers\Twig::registerFilter($twig);
 
-
-
     $view->getEnvironment()->addGlobal('projectName', PROJECT_NAME);
     $view->getEnvironment()->addGlobal('githubOrganization', GITHUB_ORGANIZATION);
     $view->getEnvironment()->addGlobal('githubRepository', GITHUB_REPOSITORY);
+    $view->getEnvironment()->addGlobal('piwikURL', PIWIK_URL);
+    $view->getEnvironment()->addGlobal('piwikID', PIWIK_ID);
 
     return $view;
 };
diff --git a/src/templates/layout.twig b/src/templates/layout.twig
index 51279ac..63d7539 100644
--- a/src/templates/layout.twig
+++ b/src/templates/layout.twig
@@ -17,13 +17,35 @@
 
 {% block content %}{% endblock %}
 
-    <div class="container" style="margin-bottom: 20px;">
-        <div class="row">
-            <div class="col-md-6">
-                Powered by <a target="_blank" href="https://github.com/piwik/github-issues-mirror">GitHub Issue Mirror</a>
-            </div>
+<div class="container" style="margin-bottom: 20px;">
+    <div class="row">
+        <div class="col-md-6">
+            Powered by <a target="_blank" href="https://github.com/piwik/github-issues-mirror">GitHub Issue Mirror</a>
         </div>
     </div>
+</div>
+
+{% if piwikURL and piwikID %}
+    <!-- Piwik -->
+    <script type="text/javascript">
+        var _paq = _paq || [];
+        /* tracker methods like "setCustomDimension" should be called before "trackPageView" */
+        _paq.push(['trackPageView']);
+        _paq.push(['enableLinkTracking']);
+        (function () {
+            var u = "{{ piwikURL }}";
+            _paq.push(['setTrackerUrl', u + 'piwik.php']);
+            _paq.push(['setSiteId', '{{ piwikID }}']);
+            var d = document, g = d.createElement('script'), s = d.getElementsByTagName('script')[0];
+            g.type = 'text/javascript';
+            g.async = true;
+            g.defer = true;
+            g.src = u + 'piwik.js';
+            s.parentNode.insertBefore(g, s);
+        })();
+    </script>
+    <!-- End Piwik Code -->
+{% endif %}
 
 </body>
 </html>
\ No newline at end of file