From e5103a1781b0d95cd9426246d88db000ffc5595a Mon Sep 17 00:00:00 2001
From: sanemat <o.gata.ken@gmail.com>
Date: Tue, 5 Apr 2016 22:00:44 +0900
Subject: [PATCH] Add chrome extension support

* Version, Downloads, Price, Rating and Rating Count for chrome app,
chrome extension and chrome theme.
* Google does not provide a public API for chrome web store.
* Use `chrome-web-store-item-property`.
    * Gather meta information from chrome web store.

see #505, #636
---
 package.json |  3 ++-
 server.js    | 48 ++++++++++++++++++++++++++++++++++++++++++++++++
 try.html     | 20 ++++++++++++++++++++
 3 files changed, 70 insertions(+), 1 deletion(-)

diff --git a/package.json b/package.json
index 0e44c43..31673a5 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,8 @@
     "camp": "~16.0.0",
     "semver": "~4.3.3",
     "bower": "~1.4.1",
-    "promise": "~7.0.0"
+    "promise": "~7.0.0",
+    "chrome-web-store-item-property": "^1.1.2"
   },
   "devDependencies": {
     "ass": "~0.0.6",
diff --git a/server.js b/server.js
index 13eab15..09930f8 100644
--- a/server.js
+++ b/server.js
@@ -4965,6 +4965,54 @@ cache(function(data, match, sendBadge, request) {
   });
 }));
 
+// Chrome web store integration
+camp.route(/^\/chrome-web-store\/(v|d|price|rating|rating-count)\/(.*)\.(svg|png|gif|jpg|json)$/,
+cache(function(data, match, sendBadge, request) {
+  var type = match[1];
+  var storeId = match[2];  // eg, nimelepbpejjlbmoobocpfnjhihnpked
+  var format = match[3];
+  var badgeData = getBadgeData('chrome web store', data);
+  var url = 'https://chrome.google.com/webstore/detail/' + storeId + '?hl=en&gl=US';
+  var chromeWebStore = require('chrome-web-store-item-property');
+  request(url, function(err, res, buffer) {
+    if (err != null) {
+      badgeData.text[1] = 'inaccessible';
+      sendBadge(format, badgeData);
+      return;
+    }
+    chromeWebStore.convert(buffer)
+      .then(function (value) {
+        if (type === 'v') {
+          var vdata = versionColor(value.version);
+          badgeData.text[1] = vdata.version;
+          badgeData.colorscheme = vdata.color;
+        } else if (type === 'd') {
+          var downloads = value.interactionCount.UserDownloads;
+          badgeData.text[0] = 'downloads';
+          badgeData.text[1] = metric(downloads) + ' total';
+          badgeData.colorscheme = downloadCountColor(downloads);
+        } else if (type === 'price') {
+          badgeData.text[1] = value.price;
+          badgeData.colorscheme = 'brightgreen';
+        } else if (type === 'rating') {
+          var rating = Math.round(value.ratingValue * 100) / 100;
+          badgeData.text[0] = 'rating';
+          badgeData.text[1] = rating;
+          badgeData.colorscheme = floorCountColor(rating, 2, 3, 4);
+        } else if (type === 'rating-count') {
+          var ratingCount = value.ratingCount;
+          badgeData.text[0] = 'rating count';
+          badgeData.text[1] = metric(ratingCount) + ' total';
+          badgeData.colorscheme = floorCountColor(ratingCount, 5, 50, 500);
+        }
+        sendBadge(format, badgeData);
+      }).catch(function (err) {
+        badgeData.text[1] = 'invalid';
+        sendBadge(format, badgeData);
+      });
+  });
+}));
+
 // Any badge.
 camp.route(/^\/(:|badge\/)(([^-]|--)*?)-(([^-]|--)*)-(([^-]|--)+)\.(svg|png|gif|jpg)$/,
 function(data, match, end, ask) {
diff --git a/try.html b/try.html
index eecf583..3956fbe 100644
--- a/try.html
+++ b/try.html
@@ -383,6 +383,10 @@ Pixel-perfect &nbsp; Retina-ready &nbsp; Fast &nbsp; Consistent &nbsp; Hackable
   <td><img src='/packagecontrol/dt/Package%20Control.svg' alt=''/></td>
   <td><code>https://img.shields.io/packagecontrol/dt/Package%20Control.svg</code></td>
   </tr>
+  <tr><th data-keywords='chrome'> Chrome Web Store: </th>
+    <td><img src='/chrome-web-store/d/nimelepbpejjlbmoobocpfnjhihnpked.svg' alt=''/></td>
+    <td><code>https://img.shields.io/chrome-web-store/d/nimelepbpejjlbmoobocpfnjhihnpked.svg</code></td>
+  </tr>
 </tbody></table>
 <h3 id="version"> Version </h3>
 <table class='badge'><tbody>
@@ -514,6 +518,10 @@ Pixel-perfect &nbsp; Retina-ready &nbsp; Fast &nbsp; Consistent &nbsp; Hackable
   <td><img src='/dub/v/vibe-d.svg' alt=''/></td>
   <td><code>https://img.shields.io/dub/v/vibe-d.svg</code></td>
   </tr>
+  <tr><th data-keywords='chrome'> Chrome Web Store: </th>
+  <td><img src='/chrome-web-store/v/nimelepbpejjlbmoobocpfnjhihnpked.svg' alt=''/></td>
+  <td><code>https://img.shields.io/chrome-web-store/v/nimelepbpejjlbmoobocpfnjhihnpked.svg</code></td>
+  </tr>
 </tbody></table>
 
 <h3 id="social"> Social </h3>
@@ -754,6 +762,18 @@ Pixel-perfect &nbsp; Retina-ready &nbsp; Fast &nbsp; Consistent &nbsp; Hackable
     <td><img src='/waffle/label/evancohen/smart-mirror/in%20progress.svg' alt=''/></td>
     <td><code>https://img.shields.io/waffle/label/evancohen/smart-mirror/in%20progress.svg</code></td>
   </tr>
+  <tr><th data-keywords='chrome'> Chrome Web Store: </th>
+    <td><img src='/chrome-web-store/price/nimelepbpejjlbmoobocpfnjhihnpked.svg' alt=''/></td>
+    <td><code>https://img.shields.io/chrome-web-store/price/nimelepbpejjlbmoobocpfnjhihnpked.svg</code></td>
+  </tr>
+  <tr><th data-keywords='chrome'> Chrome Web Store: </th>
+    <td><img src='/chrome-web-store/rating/nimelepbpejjlbmoobocpfnjhihnpked.svg' alt=''/></td>
+    <td><code>https://img.shields.io/chrome-web-store/rating/nimelepbpejjlbmoobocpfnjhihnpked.svg</code></td>
+  </tr>
+  <tr><th data-keywords='chrome'> Chrome Web Store: </th>
+    <td><img src='/chrome-web-store/rating-count/nimelepbpejjlbmoobocpfnjhihnpked.svg' alt=''/></td>
+    <td><code>https://img.shields.io/chrome-web-store/rating-count/nimelepbpejjlbmoobocpfnjhihnpked.svg</code></td>
+  </tr>
 </tbody></table>
 
 <h3 id="miscellaneous"> Longer Miscellaneous </h3>