paypal: begin adding paypal alternative to credit-card payments

bower.json

@@ -32,12 +32,12 @@
     "angular-route": "1.2.0-rc.2",
     "angular-ui-utils": "~0.0.4",
     "angular-sanitize": "1.2.0-rc.2",
-    "marked": "~0.2.9"
+    "marked": "~0.2.9",
+    "JavaScriptButtons": "git://github.com/paypal/JavaScriptButtons.git#master"
   },
   "resolutions": {
     "jquery": "~2.0.3",
-    "angular": "1.2.0-rc.2",
-    "angular-mocks": "1.2.0-rc.2"
+    "angular": "1.2.0-rc.2"
   },
   "devDependencies": {
     "angular-mocks": "1.2.0-rc.2"

package.json

@@ -41,7 +41,8 @@
     "passport": "~0.1.17",
     "validator": "~1.5.1",
     "nodemailer": "~0.5.2",
-    "grunt-cli": "~0.1.9"
+    "grunt-cli": "~0.1.9",
+    "paypal-ipn": "~1.0.1"
   },
   "private": true,
   "subdomain": "habitrpg",

src/controllers/user.js

@@ -3,6 +3,7 @@
 // fixme remove this junk, was coffeescript compiled (probably for IE8 compat)
 var __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; };
 
+var url = require('url');
 var _ = require('lodash');
 var nconf = require('nconf');
 var async = require('async');
@@ -591,6 +592,31 @@ api.buyGems = function(req, res) {
   });
 };
 
+api.buyGemsPaypalIPN = function(req, res) {
+  var ipn = require('paypal-ipn');
+
+  ipn.verify(req.body, function callback(err, msg) {
+    if (err) {
+      console.error(msg);
+      res.send(500, msg);
+    } else {
+      if (req.body.payment_status == 'Completed') {
+        //Payment has been confirmed as completed
+        var parts = url.parse(req.body.custom, true);
+        var uid = parts.query.uid; //, apiToken = query.apiToken;
+        if (!uid) throw new Error("uuid or apiToken not found when completing paypal transaction");
+        User.findById(uid, function(err, user) {
+          if (err) throw err;
+          if (_.isEmpty(user)) throw "user not found with uuid " + uuid + " when completing paypal transaction"
+          user.balance += 5;
+          user.flags.ads = 'hide';
+          user.save();
+        });
+      }
+    }
+  });
+}
+
 /*
  ------------------------------------------------------------------------
  Tags

src/middleware.js

@@ -63,6 +63,7 @@ module.exports.locals = function(req, res, next) {
   res.locals.habitrpg  = res.locals.habitrpg || {}
   _.defaults(res.locals.habitrpg, {
     NODE_ENV: nconf.get('NODE_ENV'),
+    BASE_URL: nconf.get('BASE_URL'),
     IS_MOBILE: /Android|webOS|iPhone|iPad|iPod|BlackBerry/i.test(req.header('User-Agent')),
     STRIPE_PUB_KEY: nconf.get('STRIPE_PUB_KEY'),
     getBuildUrl: getBuildUrl

src/routes/api.js

@@ -47,6 +47,7 @@ router.post('/user/revive', auth.auth, cron, user.revive);
 router.post('/user/batch-update', auth.auth, cron, user.batchUpdate);
 router.post('/user/reroll', auth.auth, cron, user.reroll);
 router.post('/user/buy-gems', auth.auth, user.buyGems);
+router.post('/user/buy-gems/paypal-ipn', user.buyGemsPaypalIPN);
 router.post('/user/reset', auth.auth, user.reset);
 router['delete']('/user', auth.auth, user['delete']);
 

views/shared/modals/why-ads.jade

@@ -4,8 +4,9 @@ div(modal='modals.whyAds')
   .modal-body
     p.
       Habit is an open source project, and can use all the help it can get - consider this a donation to the contributors. You also get 20 Gems from the purchase, which you can use to buy special items.
-    p
-      | "Hey, I backed the Kickstarter!" - follow 
-      a(target='_blank', href='http://community.habitrpg.com/node/22') these instructions.
+    p.
+      "Hey, I backed the Kickstarter!" - follow <a target='_blank' href='http://community.habitrpg.com/node/22'> these instructions.</a>
+    script(src='/bower_components/JavaScriptButtons/dist/paypal-button.min.js?merchant=tylerrenelle-facilitator@gmail.com', data-button='buynow', data-name='20 Gems, Disable Ads, Donation to the Developers', data-quantity='1', data-amount='.1', data-currency='USD', data-shipping='0', data-tax='0', data-callback='#{env.BASE_URL}/api/v1/user/buy-gems/paypal-ipn', data-env='sandbox', data-custom='?uid={{user._id}}&apiToken={{user.apiToken}}')
+
   .modal-footer
     button.btn.btn-default.cancel(ng-click='modals.whyAds = false') Ok