Add [JitPack] version badge; fixes #900

server.js

@@ -5927,6 +5927,49 @@ cache(function(data, match, sendBadge, request) {
   });
 }));
 
+// jitPack version integration.
+camp.route(/^\/jitpack\/v\/([^\/]*)\/([^\/]*)\.(svg|png|gif|jpg|json)$/,
+cache(function(data, match, sendBadge, request) {
+  var groupId = 'com.github.' + match[1];   // github user
+  var artifactId = match[2];    // the project's name
+  var format = match[3];  // "svg"
+  var name = 'JitPack';
+
+  var pkg = groupId + '/' + artifactId + '/latest';
+  var apiUrl = 'https://jitpack.io/api/builds/' + pkg ;
+
+  var badgeData = getBadgeData(name, data);
+
+  request(apiUrl, function(err, res, buffer) {
+    if (err != null) {
+      badgeData.text[1] = 'inaccessible';
+      sendBadge(format, badgeData);
+      return;
+    }
+    if (res.statusCode === 404) {
+      badgeData.text[1] = 'not found';
+      sendBadge(format, badgeData);
+      return;
+    }
+    try {
+      var data = JSON.parse(buffer);
+      var version = 'v' + data['version'];
+      var status = data['status'];
+      var color = 'brightgreen';
+      if(status !== 'ok'){
+        color = 'red';
+        version = 'unknown';
+      }
+      badgeData.text[1] = version;
+      badgeData.colorscheme = color;
+      sendBadge(format, badgeData);
+    } catch(e) {
+      badgeData.text[1] = 'invalid';
+      sendBadge(format, badgeData);
+    }
+  });
+}));
+
 // Test if a webpage is online
 camp.route(/^\/website(-(([^-/]|--|\/\/)+)-(([^-/]|--|\/\/)+)(-(([^-/]|--|\/\/)+)-(([^-/]|--|\/\/)+))?)?\/([^/]+)\/(.+)\.(svg|png|gif|jpg|json)$/,
 cache(function(data, match, sendBadge, request) {
@@ -6588,4 +6631,5 @@ function mapNpmDownloads(urlComponent, apiUriComponent) {
       }
     });
   }));
+
 }

service-tests/jitpack.js

@@ -0,0 +1,28 @@
+'use strict';
+
+const Joi = require('joi');
+const ServiceTester = require('./runner/service-tester');
+
+const t = new ServiceTester({ id: 'jitpack', title: 'JitPack' });
+module.exports = t;
+
+t.create('version')
+  .get('/v/jitpack/maven-simple.json')
+  .expectJSONTypes(Joi.object().keys({
+    name: Joi.equal('JitPack'),
+    value: Joi.string().regex(/^v.+$/)//Github allows versions with chars, etc.
+  }));
+
+t.create('unknown package')
+  .get('/v/some-bogus-user/project.json')
+  .expectJSON({ name: 'JitPack', value: 'invalid' });
+
+t.create('unknown info')
+  .get('/z/devtools.json')
+  .expectStatus(404)
+  .expectJSON({ name: '404', value: 'badge not found' });
+
+t.create('connection error')
+  .get('/v/jitpack/maven-simple.json')
+  .networkOff()
+  .expectJSON({ name: 'JitPack', value: 'inaccessible' });

try.html

@@ -622,6 +622,10 @@ <h3 id="version"> Version </h3>
     <td><img src='/itunes/v/803453959.svg' alt=''/></td>
     <td><code>https://img.shields.io/itunes/v/BUNDLE_ID.svg</code></td>
   </tr>
+  <tr><th data-keywords='jitpack java maven'> JitPack: </th>
+    <td><img src='/jitpack/v/jitpack/maven-simple.svg' alt=''/></td>
+    <td><code>https://img.shields.io/jitpack/v/jitpack/maven-simple.svg</code></td>
+  </tr>
 </tbody></table>
 
 <h3 id="social"> Social </h3>