From aa981cba84da6a7e45fd60718da20ede0f0f8ed7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Javier=20Gonz=C3=A1lez?= <javierugarte91@gmail.com>
Date: Mon, 10 Apr 2017 20:40:16 +0200
Subject: [PATCH] iTunes app store version (#840)

---
 server.js | 27 +++++++++++++++++++++++++++
 try.html  |  4 ++++
 2 files changed, 31 insertions(+)

diff --git a/server.js b/server.js
index 03d9c48..b091fcf 100644
--- a/server.js
+++ b/server.js
@@ -1818,6 +1818,33 @@ cache(function(data, match, sendBadge, request) {
   });
 }));
 
+// iTunes App Store version
+camp.route(/^\/itunes\/v\/(.+)\.(svg|png|gif|jpg|json)$/,
+cache(function(data, match, sendBadge, request) {
+  var bundleId = match[1];  // eg, `324684580`
+  var format = match[2];
+  var apiUrl = 'https://itunes.apple.com/lookup?id=' + bundleId;
+  var badgeData = getBadgeData('itunes app store', data);
+  request(apiUrl, function(err, res, buffer) {
+    if (err !== null) {
+      badgeData.text[1] = 'inaccessible';
+      sendBadge(format, badgeData);
+      return;
+    }
+    try {
+      var data = JSON.parse(buffer);
+      var version = data.results[0].version;
+      var vdata = versionColor(version);
+      badgeData.text[1] = 'v' + version;
+      badgeData.colorscheme = vdata.color;
+      sendBadge(format, badgeData);
+    } catch(e) {
+      badgeData.text[1] = 'invalid';
+      sendBadge(format, badgeData);
+    }
+  });
+}));
+
 // Gem version integration.
 camp.route(/^\/gem\/v\/(.*)\.(svg|png|gif|jpg|json)$/,
 cache(function(data, match, sendBadge, request) {
diff --git a/try.html b/try.html
index dbfa82b..b786239 100644
--- a/try.html
+++ b/try.html
@@ -583,6 +583,10 @@ Pixel-perfect &nbsp; Retina-ready &nbsp; Fast &nbsp; Consistent &nbsp; Hackable
   <td><img src='/amo/v/dustman.svg' alt=''/></td>
   <td><code>https://img.shields.io/amo/v/dustman.svg</code></td>
   </tr>
+  <tr><th> Itunes App Store: </th>
+    <td><img src='/itunes/v/803453959.svg' alt=''/></td>
+    <td><code>https://img.shields.io/itunes/v/BUNDLE_ID.svg</code></td>
+  </tr>
 </tbody></table>
 
 <h3 id="social"> Social </h3>