Merge pull request christianvuerings#148 from arminrosu/service/linkedin

LinkedIn Support

README.md

@@ -37,6 +37,7 @@ Currently supports the following feeds:
 * [Iusethis](http://osx.iusethis.com/)
 * [Last.fm](http://last.fm)
 * [LibraryThing.com](http://librarything.com)
+* [Linkedin.com](http://linkedin.com) (via [Network Updates RSS feed](http://www.linkedin.com/rssAdmin?display=&trk=uscp_rss))
 * [Mendeley](http://mendeley.com)
 * [Miso](http://gomiso.com)
 * [Mlkshk](http://mlkshk.com)
@@ -203,13 +204,14 @@ Have a look at [this commit](https://github.com/christianv/jquery-lifestream/com
 * Put all `var` statements in the beginning of a function
 * Use === & !== for comparing variables
 * Use the following spacing rules:
+
 ``` javascript
 for (var i = 0, j = length; i < j; i++) {
 ```
-* Use jshint on you files. `.jshintrc` contains the necessary configuration
+* Use jshint on your files. `.jshintrc` contains the necessary configuration
 
 ## Ideas
-Stuff that isn"t implemented yet, but would be nice to have:
+Stuff that isn't implemented yet, but would be nice to have:
 
 * Add support for [Twitter Web Intents](http://dev.twitter.com/pages/intents)
 

src/services/linkedin.js

@@ -0,0 +1,67 @@
+(function($) {
+  'use strict';
+
+  $.fn.lifestream.feeds.linkedin = function( config, callback ) {
+
+    var template = $.extend({},
+      {
+        'posted': '<a href="${link}">${title}</a>'
+      }, config.template),
+      jsonpCallbackName = 'jlsLinkedinCallback' + config.user,
+
+    createYql = function(){
+      var query = 'SELECT * FROM feed WHERE url="' + config.url + '"';
+
+      // I bet some will not read the instructions
+      if(config.user) {
+        query += ' AND link LIKE "%' + config.user + '%"';
+      }
+
+      return query;
+    },
+
+    parseLinkedinItem = function(item) {
+      return {
+        'date': new Date(item.pubDate),
+        'config': config,
+        'html': $.tmpl(template.posted, item)
+      };
+    };
+
+    // !!! Global function for jsonp callback
+    window[jsonpCallbackName] = function(input) {
+      var output = [], i = 0;
+
+      if(input.query && input.query.count && input.query.count > 0) {
+        if (input.query.count === 1) {
+          output.push(parseLinkedinItem(input.query.results.item));
+        } else {
+          for(i; i < input.query.count; i++) {
+            var item = input.query.results.item[i];
+            output.push(parseLinkedinItem(item));
+          }
+        }
+      }
+
+      callback(output);
+    };
+
+    $.ajax({
+      'url': $.fn.lifestream.createYqlUrl(createYql()),
+      'cache': true,
+      'data': {
+        // YQL will cache this for 5 minutes
+        '_maxage': 300
+      },
+      'dataType': 'jsonp',
+      // let YQL cache
+      'jsonpCallback': jsonpCallbackName
+    });
+
+    // Expose the template.
+    // We use this to check which templates are available
+    return {
+      'template': template
+    };
+  };
+})(jQuery);