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assets/webapps/contacts-ds-provider2.gaiamobile.org/js/linkedin.js

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+'use strict';
+
+var accessURI = 'https://www.linkedin.com/uas/oauth2/authorization?response_type=code' +
+                '&client_id=773tsorjqd8pqw' +
+                '&scope=r_fullprofile%20r_emailaddress%20r_network' +
+                '&state=' + (new Date()) +
+                '&redirect_uri=http://127.0.0.1/li';
+
+var LinkedIn = function LinkedIn() {
+
+  var accessToken = null;
+  var datastore = null;
+
+  var initLogin = function(ds, cb) {
+    datastore = ds;
+    accessToken = localStorage.accessToken;
+
+    if (accessToken) {
+      cb(accessToken);
+      return;
+    }
+
+    var authWindow = window.open(accessURI);
+    window.addEventListener('message', function(evt) {
+      authWindow.close();
+      var code = evt.data.code;
+
+      exchangeAuthCode(code, cb);
+    });
+  };
+
+  var getContacts = function getContacts(cb) {
+    getLinkedinPeople(cb);
+  };
+
+  var importContacts = function importContacts(cb) {
+    getContacts(function(contacts) {
+      // Save contacts to local ds
+      doImportContacts(contacts, cb);
+    });
+  };
+
+  function doImportContacts(contacts, cb) {
+    if (!contacts || contacts.length === 0) {
+      if (typeof cb === 'function') {
+        cb();
+      }
+      return;
+    }
+
+    var contact = prepareForDS(contacts[0]);
+
+    function continuee() {
+      var rest = contacts.slice(1);
+      if (rest && rest.length > -1) {
+        doImportContacts(rest, cb);
+      }
+    }
+
+    datastore.add(contact).then(function(id) {
+      console.add('Added contact with id ' + id);
+      continuee();
+
+    }, function() {
+      console.add('Error saving contact ');
+      continuee();
+    });
+  }
+
+  function prepareForDS(contact) {
+    // Initialy dont do any extra processing
+    return contact;
+  }
+
+  function getLinkedinPeople(cb) {
+    var url = 'https://api.linkedin.com/v1/people/~/connections?oauth2_access_token=' + accessToken;
+
+    var xhr = new XMLHttpRequest({mozAnon: true, mozSystem: true});
+    xhr.open('GET', url, true);
+    xhr.addEventListener('load', function dataLoaded(e) {
+      if (xhr.status === 200 || xhr.status === 0) {
+        parseContacts(xhr.responseXML, cb);
+      }
+    });
+    xhr.send();
+  }
+
+  function parseContacts(xml, cb) {
+    var contactsElements = xml.querySelectorAll('person');
+    contactsElements = Array.prototype.slice.call(contactsElements);
+    parseIterative(contactsElements, [], cb);
+  }
+
+  function parseIterative(unparsedList, parsedList, cb) {
+    if (!unparsedList || unparsedList.length === 0) {
+      cb(parsedList);
+      return;
+    }
+
+    var unparsed = unparsedList[0];
+    var rest = unparsedList.slice(1);
+
+    parseContact(unparsed, function(contact) {
+      parsedList.push(contact);
+      parseIterative(rest, parsedList, cb);
+    });
+
+  }
+
+  function parseContact(raw, cb) {
+    var contact = {};
+
+    contact.uid = raw.querySelector('id').textContent;
+    contact.givenName = [];
+    contact.givenName[0] = raw.querySelector('first-name') ?
+      raw.querySelector('first-name').textContent || '' : '';
+    contact.familyName = [];
+    contact.familyName[0] = raw.querySelector('last-name') ?
+      raw.querySelector('last-name').textContent || '' : '';
+    contact.name = [contact.givenName[0] + ' ' + contact.familyName[0]];
+    contact.org = [];
+    contact.org[0] = raw.querySelector('headline') ?
+      raw.querySelector('headline').textContent || '' : '';
+
+    // Parse photo here
+    var photoUrl = raw.querySelector('picture-url');
+    if (photoUrl) {
+      photoUrl = photoUrl.textContent;
+      var xhr = new XMLHttpRequest({mozSystem: true});
+      xhr.open('GET', photoUrl, true);
+      xhr.responseType = 'blob';
+      xhr.addEventListener('load', function onImageLoaded(e) {
+        if (xhr.status === 0 || xhr.status === 200) {
+          contact.photo = [xhr.response];
+        }
+        cb(contact);
+      });
+      xhr.send();
+    } else {
+      cb(contact);
+    }
+  }
+
+  function exchangeAuthCode(code, cb) {
+    var url = 'https://www.linkedin.com/uas/oauth2/accessToken?grant_type=authorization_code' +
+      '&code=' + code +
+      '&redirect_uri=http://127.0.0.1/li' +
+      '&client_id=773tsorjqd8pqw' +
+      '&client_secret=oX6W3js86FIfNtZH';
+
+    var xhr = new XMLHttpRequest({mozAnon: true, mozSystem: true});
+    xhr.open('POST', url, true);
+    xhr.addEventListener('load', function dataLoaded(e) {
+      if (xhr.status === 200 || xhr.status === 0) {
+        var response = xhr.response;
+        if (typeof response === 'string') {
+          response = JSON.parse(response);
+        }
+
+        accessToken = response.access_token;
+        localStorage.accessToken = accessToken;
+        cb(accessToken);
+      } else {
+        console.error('Could not get an access token from url ' + url);
+      }
+    });
+    xhr.send();
+
+  }
+
+  return {
+    initLogin: initLogin,
+    getContacts: getContacts,
+    importContacts: importContacts
+  };
+
+}();