New package: accounts-weibo for Sina Weibo

packages/accounts-weibo/package.js

@@ -0,0 +1,13 @@
+Package.describe({
+  summary: "Login service for Sina Weibo accounts"
+});
+
+Package.on_use(function(api) {
+  api.use('accounts', ['client', 'server']);
+  api.use('accounts-oauth2-helper', ['client', 'server']);
+  api.use('http', ['client', 'server']);
+
+  api.add_files('weibo_common.js', ['client', 'server']);
+  api.add_files('weibo_server.js', 'server');
+  api.add_files('weibo_client.js', 'client');
+});

packages/accounts-weibo/weibo_client.js

@@ -0,0 +1,18 @@
+(function () {
+  Meteor.loginWithWeibo = function () {
+    if (!Meteor.accounts.weibo._clientId || !Meteor.accounts.weibo._appUrl)
+      throw new Meteor.accounts.ConfigError("Need to call Meteor.accounts.weibo.config first");
+
+    var state = Meteor.uuid();
+    // XXX need to support configuring access_type and scope
+    var loginUrl =
+          'https://api.weibo.com/oauth2/authorize' +
+          '?response_type=code' +
+          '&client_id=' + Meteor.accounts.weibo._clientId +
+          '&redirect_uri=' + Meteor.accounts.weibo._appUrl + '/_oauth/weibo?close' +
+          '&state=' + state;
+
+    Meteor.accounts.oauth2.initiateLogin(state, loginUrl);
+  };
+
+}) ();

packages/accounts-weibo/weibo_common.js

@@ -0,0 +1,8 @@
+if (!Meteor.accounts.weibo) {
+  Meteor.accounts.weibo = {};
+}
+
+Meteor.accounts.weibo.config = function(clientId, appUrl) {
+  Meteor.accounts.weibo._clientId = clientId;
+  Meteor.accounts.weibo._appUrl = appUrl;
+};

packages/accounts-weibo/weibo_server.js

@@ -0,0 +1,56 @@
+(function () {
+
+  Meteor.accounts.weibo.setSecret = function (secret) {
+    Meteor.accounts.weibo._secret = secret;
+  };
+
+  Meteor.accounts.oauth2.registerService('weibo', function(query) {
+    if (query.error) {
+      // The user didn't authorize access
+      return null;
+    }
+
+    if (!Meteor.accounts.weibo._clientId || !Meteor.accounts.weibo._appUrl)
+      throw new Meteor.accounts.ConfigError("Need to call Meteor.accounts.weibo.config first");
+    if (!Meteor.accounts.weibo._secret)
+      throw new Meteor.accounts.ConfigError("Need to call Meteor.accounts.weibo.setSecret first");
+
+    var result = getAccessToken(query);
+    var identity = getIdentity(result.access_token, parseInt(result.uid, 10));
+
+    return {
+      userData: {name: identity.name, screen_name: identity.screen_name},
+      serviceUserId: result.uid,
+      serviceData: {accessToken: result.access_token}
+    };
+  });
+
+  var getAccessToken = function (query) {
+    var result = Meteor.http.post(
+      "https://api.weibo.com/oauth2/access_token", {params: {
+        code: query.code,
+        client_id: Meteor.accounts.weibo._clientId,
+        client_secret: Meteor.accounts.weibo._secret,
+        redirect_uri: Meteor.accounts.weibo._appUrl + "/_oauth/weibo?close",
+        grant_type: 'authorization_code'
+      }});
+
+    if (result.error) // if the http response was an error
+      throw result.error;
+    if (typeof result.content === "string")
+      result.content = JSON.parse(result.content);
+    if (result.content.error) // if the http response was a json object with an error attribute
+      throw result.content;
+    return result.content;
+  };
+
+  var getIdentity = function (accessToken, userId) {
+    var result = Meteor.http.get(
+      "https://api.weibo.com/2/users/show.json",
+      {params: {access_token: accessToken, uid: userId}});
+
+    if (result.error)
+      throw result.error;
+    return result.data;
+  };
+})();