mikebobadilla · March 18, 2016 07:12 · Oct 24, 2014 · Jun 6, 2014 · May 11, 2014 · May 4, 2014
diff --git a/1-meteor-paypal-api-rest-server-file.coffee b/1-meteor-paypal-api-rest-server-file.coffee
@@ -10,6 +10,7 @@
 
 # The following code must be only run on the server!
 
+
 # 1. Create your paypal configuration object.
 
 

diff --git a/1-meteor-paypal-api-rest-server-file.coffee b/1-meteor-paypal-api-rest-server-file.coffee
@@ -1,14 +1,12 @@
-###
-  This gist illustrates how to create and execute a payment with Paypal using their REST API.
-  For additional informations, check the documentation: https://developer.paypal.com/docs/api/
+# This gist illustrates how to create and execute a payment with Paypal using their REST API.
+# For additional informations, check the documentation: https://developer.paypal.com/docs/api/
 
-  Note 1: I assume that you have already created a developer account for Paypal and an application.
-          To test that your code is working, use the sandbox accounts.
-          https://developer.paypal.com/webapps/developer/applications/accounts
+# Note 1: I assume that you have already created a developer account for Paypal and an application.
+#         To test that your code is working, use the sandbox accounts.
+#         https://developer.paypal.com/webapps/developer/applications/accounts
 
-  Note 2: we will not use the Paypal REST API SDK package for Node.js
-          https://github.com/paypal/rest-api-sdk-nodejs
-###
+# Note 2: we will not use the Paypal REST API SDK package for Node.js
+#         https://github.com/paypal/rest-api-sdk-nodejs
 
 # The following code must be only run on the server!
 

diff --git a/1-meteor-paypal-api-rest-server-file.coffee b/1-meteor-paypal-api-rest-server-file.coffee
@@ -125,7 +125,7 @@ Meteor.methods
     payment = res.data
     payment['userId'] = @userId
 
-    if payment.state is 'approved' 
+    if payment.state in ['approved' , 'pending']  # Be careful, in production the payment state is "pending"
       # we insert the sucessful payment here
       PaypalPayments.insert payment
 

diff --git a/3--meteor-paypal-api-rest-client-file.html → 3-meteor-paypal-api-rest-client-file.html b/3--meteor-paypal-api-rest-client-file.html → 3-meteor-paypal-api-rest-client-file.html
diff --git a/2-meteor-paypal-api-rest-client-file.coffee b/2-meteor-paypal-api-rest-client-file.coffee
@@ -1,4 +1,4 @@
-# The following code must be accessible run to the client.
+# The following code must be accessible to the client.
 
 
 # 4. We configure Iron Router to handle the different payment steps.

diff --git a/1-meteor-paypal-api-rest-server-file.coffee b/1-meteor-paypal-api-rest-server-file.coffee
@@ -1,6 +1,6 @@
 ###
   This gist illustrates how to create and execute a payment with Paypal using their REST API.
-  If you need something more, check the documentation: https://developer.paypal.com/docs/api/
+  For additional informations, check the documentation: https://developer.paypal.com/docs/api/
   
   Note 1: I assume that you have already created a developer account for Paypal and an application.
           To test that your code is working, use the sandbox accounts.

diff --git a/3--meteor-paypal-api-rest-client-file.html b/3--meteor-paypal-api-rest-client-file.html
@@ -1,14 +1,10 @@
 <!-- 6. The Dashboard Template  -->
-
-
 <template name="DashboardRoot">
   <span class="buy-product">Buy this product</span>
 </template>
 
 
 <!-- 7. The Dashboard Payment Paypal Execute Template -->
-
-
 <template name="DashboardPaymentPaypalExecute">
   <span class="loading">Wait a few seconds, we are processing your payment.</span>
 </template>
diff --git a/3--meteor-paypal-api-rest-client-file.html b/3--meteor-paypal-api-rest-client-file.html
@@ -9,6 +9,6 @@
 <!-- 7. The Dashboard Payment Paypal Execute Template -->
 
 
-<template name="DashboardRoot">
+<template name="DashboardPaymentPaypalExecute">
   <span class="loading">Wait a few seconds, we are processing your payment.</span>
 </template>
diff --git a/meteor-paypal-api-rest-server-file.coffee → 1-meteor-paypal-api-rest-server-file.coffee b/meteor-paypal-api-rest-server-file.coffee → 1-meteor-paypal-api-rest-server-file.coffee
@@ -10,6 +10,7 @@
           https://github.com/paypal/rest-api-sdk-nodejs
 ###
 
+# The following code must be only run on the server!
 
 # 1. Create your paypal configuration object.
 

diff --git a/2-meteor-paypal-api-rest-client-file.coffee b/2-meteor-paypal-api-rest-client-file.coffee
@@ -0,0 +1,40 @@
+# The following code must be accessible run to the client.
+
+
+# 4. We configure Iron Router to handle the different payment steps.
+#    For more informations: https://github.com/EventedMind/iron-router
+
+
+Router.map ->
+  @route 'DashboardRoot',
+    path: '/dashboard/'
+
+  @route 'DashboardPaymentPaypalExecute',
+    path: '/dashboard/payment/paypal/execute/'
+
+
+# 5. Templates Events.
+
+
+Template.DashboardRoot.events
+  'click .buy-product': ->
+    product = 
+      name: 'product name'
+      description: 'production description'
+      price: 30.00
+
+    Meteor.call 'createPaypalPayment', product, (err, res) ->
+      window.location.replace res.links[1].href
+
+
+Template.DashboardPaymentPaypalExecute.created = ->
+  payerId = window.location.search.split('PayerID=')[1]
+
+  Meteor.call 'executePaypalPayment', payerId, (err, res) ->
+    if res is true
+      console.log 'Your payment has been successfully executed.'
+
+    else
+      console.log 'Your payment has been refused.'
+
+    Router.go 'DashboardRoot'
diff --git a/3--meteor-paypal-api-rest-client-file.html b/3--meteor-paypal-api-rest-client-file.html
@@ -0,0 +1,14 @@
+<!-- 6. The Dashboard Template  -->
+
+
+<template name="DashboardRoot">
+  <span class="buy-product">Buy this product</span>
+</template>
+
+
+<!-- 7. The Dashboard Payment Paypal Execute Template -->
+
+
+<template name="DashboardRoot">
+  <span class="loading">Wait a few seconds, we are processing your payment.</span>
+</template>
diff --git a/meteor-paypal-api-rest-server-file.coffee b/meteor-paypal-api-rest-server-file.coffee
@@ -13,6 +13,7 @@
 
 # 1. Create your paypal configuration object.
 
+
 @paypalConf =
   host: "api.sandbox.paypal.com"
   clientId: "pHQcZ1cH0lnX5Mub4MGzo_-FH6witB3_2zuRYgvUFxMHFH6wiAe3zCRDqatu3"
@@ -21,6 +22,7 @@
 
 # 2. Create two collections to save our payments and the Paypal tokens.
 
+
 @PaypalPayments = new Meteor.Collection 'paypal_payments'
 @PaypalTokens = new Meteor.Collection 'paypal_tokens'
 
@@ -30,6 +32,7 @@
 #    - Create a payment
 #    - Execute a payment.
 
+
 Meteor.methods
   'getPaypalToken': ->
     isTokenValid = 0

diff --git a/meteor-paypal-api-rest-server-file.coffee b/meteor-paypal-api-rest-server-file.coffee
@@ -0,0 +1,129 @@
+###
+  This gist illustrates how to create and execute a payment with Paypal using their REST API.
+  If you need something more, check the documentation: https://developer.paypal.com/docs/api/
+  
+  Note 1: I assume that you have already created a developer account for Paypal and an application.
+          To test that your code is working, use the sandbox accounts.
+          https://developer.paypal.com/webapps/developer/applications/accounts
+  
+  Note 2: we will not use the Paypal REST API SDK package for Node.js
+          https://github.com/paypal/rest-api-sdk-nodejs
+###
+
+
+# 1. Create your paypal configuration object.
+
+@paypalConf =
+  host: "api.sandbox.paypal.com"
+  clientId: "pHQcZ1cH0lnX5Mub4MGzo_-FH6witB3_2zuRYgvUFxMHFH6wiAe3zCRDqatu3"
+  clientSecret:"Xk7-EDJqERAU5up6wjeVoRE6WM2OoIsUT3ouxVRKUmjX38b4k0-q6t_UHei"
+
+
+# 2. Create two collections to save our payments and the Paypal tokens.
+
+@PaypalPayments = new Meteor.Collection 'paypal_payments'
+@PaypalTokens = new Meteor.Collection 'paypal_tokens'
+
+
+# 3. Create the three methods to:
+#    - Get a valid token to make API calls. (retrieve a new one if invalid)
+#    - Create a payment
+#    - Execute a payment.
+
+Meteor.methods
+  'getPaypalToken': ->
+    isTokenValid = 0
+    token = PaypalTokens.findOne({ timestamp: { $exists: true } },
+      { sort: { timestamp: -1 } })
+
+    if token?
+      isTokenValid = Math.ceil((new Date().getTime() - token.timestamp) / 1000)
+
+    # is the token invalid?
+    if isTokenValid is 0 or isTokenValid > token.expires_in
+      auth = paypalConf['clientId'] + ':' +
+             paypalConf['clientSecret']
+
+      token = EJSON.parse(
+        Meteor.http.post('https://api.sandbox.paypal.com/v1/oauth2/token',
+          headers:
+            'Accept': 'application/json'
+            'Accept-Language': 'en_US'
+          auth: auth
+          params:
+            'grant_type': 'client_credentials'
+        ).content)
+
+      token['timestamp'] = new Date().getTime()
+
+      # we insert the new valid token to retrieve it later
+      PaypalTokens.insert token
+
+    return token
+
+  'createPaypalPayment': (product) ->
+    token = Meteor.call 'getPaypalToken'
+
+    payment =
+      intent: 'sale'
+      payer:
+        payment_method: 'paypal'
+
+      redirect_urls:
+        return_url: 'http://localhost:3000/dashboard/payment/paypal/execute'
+        cancel_url: 'http://localhost:3000/dashboard'
+
+      transactions: [
+        item_list:
+          'items': [
+            'name': product.name,
+            'price': product.price,
+            'currency': 'USD',
+            'quantity': 1
+          ]
+
+        amount:
+          total: product.price
+          currency: 'USD'
+
+        description: product.description
+      ]
+
+    res = Meteor.http.post 'https://api.sandbox.paypal.com/v1/payments/payment',
+      headers:
+        Authorization: 'Bearer ' + token.access_token
+        'Content-Type': 'application/json'
+      data: payment
+
+    res.data['userId'] = @userId
+
+    # we insert the payment details (for the payment id during execution)
+    PaypalPayments.insert res.data
+
+    return res.data
+
+  'executePaypalPayment': (payerId) ->
+    payment = PaypalPayments.findOne({ userId: @userId },
+      { sort: { 'create_time': -1 } })
+
+    token = Meteor.call 'getPaypalToken'
+
+    url = 'https://api.sandbox.paypal.com/v1/payments/payment/' +
+           payment.id + '/execute'
+
+    res = Meteor.http.post url,
+      headers:
+        Authorization: 'Bearer ' + token.access_token
+        'Content-Type': 'application/json'
+      data:
+        payer_id: payerId
+
+    payment = res.data
+    payment['userId'] = @userId
+
+    if payment.state is 'approved' 
+      # we insert the sucessful payment here
+      PaypalPayments.insert payment
+
+    return if payment.state is 'approved' then true else false  
+
Original file line number	Diff line number	Diff line change
		@@ -10,6 +10,7 @@

		# The following code must be only run on the server!


		# 1. Create your paypal configuration object.