From 94a9bcea5ad83e72ee86c538c924d4b571c9499d Mon Sep 17 00:00:00 2001
From: Berkeley Martinez <Berkeley@robotie.com>
Date: Fri, 25 Mar 2016 13:48:42 -0700
Subject: [PATCH 1/2] Fix article loading on direct link to wiki

---
 server/boot/t-wiki.js       | 10 ++++++++--
 server/views/wiki/show.jade | 10 +++++++---
 2 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/server/boot/t-wiki.js b/server/boot/t-wiki.js
index 254ee4b619..d19b6b1ccd 100644
--- a/server/boot/t-wiki.js
+++ b/server/boot/t-wiki.js
@@ -1,11 +1,17 @@
 module.exports = function(app) {
   var router = app.loopback.Router();
   router.get('/wiki/*', showWiki);
-  router.get('/wiki', showWiki);
+  router.get('/wiki', (req, res) => res.redirect(301, '/wiki/en/'));
 
   app.use(router);
 
   function showWiki(req, res) {
-    res.render('wiki/show', { title: 'Wiki | Free Code Camp' });
+    res.render(
+      'wiki/show',
+      {
+        title: 'Wiki | Free Code Camp',
+        path: req.path.replace(/^\/wiki/, '')
+      }
+    );
   }
 };
diff --git a/server/views/wiki/show.jade b/server/views/wiki/show.jade
index 5b2427e056..f57f17555e 100644
--- a/server/views/wiki/show.jade
+++ b/server/views/wiki/show.jade
@@ -2,6 +2,10 @@ extends ../layout-wide
 block content
   iframe#wikiFrame(frameborder='no')
   script.
-      var lang = window.location.toString().match(/\/\w{2}\//);
-      lang = (lang) ? lang[0] : '/en/';
-      $('#wikiFrame').attr('src','//freecodecamp.github.io/wiki' + lang);
+    var requestedPath = !{JSON.stringify(path) || ''};
+    var lang = window.location.toString().match(/\/\w{2}\//);
+    lang = (lang) ? lang[0] : '/en/';
+    $('#wikiFrame').attr(
+      'src',
+      '//freecodecamp.github.io/wiki' + (requestedPath ? requestedPath : lang)
+    );

From ee1c017b0d2132d2ad6509ee23c6d05038c54dd2 Mon Sep 17 00:00:00 2001
From: Berkeley Martinez <Berkeley@robotie.com>
Date: Sat, 2 Apr 2016 00:56:40 -0700
Subject: [PATCH 2/2] Sync wiki article urls with main site

---
 server/views/wiki/show.jade | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/server/views/wiki/show.jade b/server/views/wiki/show.jade
index f57f17555e..f8cf997089 100644
--- a/server/views/wiki/show.jade
+++ b/server/views/wiki/show.jade
@@ -2,10 +2,19 @@ extends ../layout-wide
 block content
   iframe#wikiFrame(frameborder='no')
   script.
+    var wikiUrl = '//freecodecamp.github.io/wiki';
+    var wikiOrigin = /https?:\/\/freecodecamp.github.io/;
     var requestedPath = !{JSON.stringify(path) || ''};
     var lang = window.location.toString().match(/\/\w{2}\//);
     lang = (lang) ? lang[0] : '/en/';
     $('#wikiFrame').attr(
       'src',
-      '//freecodecamp.github.io/wiki' + (requestedPath ? requestedPath : lang)
+      wikiUrl + (requestedPath ? requestedPath : lang)
     );
+    window.addEventListener('message', function(e) {
+      if (!wikiOrigin.test(e.origin)) {
+        return null;
+      }
+      history.replaceState(history.state, null, e.data);
+      return null;
+    });