payment app

dynamicweb/settings/base.py

@@ -412,3 +412,15 @@ META_USE_SITES = True
 
 PARLER_LANGUAGES = {1: ({'code': 'en-us'}, {'code': 'de'},)}
 AUTH_USER_MODEL = 'membership.CustomUser'
+
+
+# PAYMENT
+
+STRIPE_API_PUBLIC_KEY = 'pk_test_uvWyHNJgVL2IB8kjfgJkGjg4'  # used in frontend to call from user browser
+STRIPE_API_PRIVATE_KEY = 'sk_test_uIPMdgXoRGydrcD7fkwcn7dj'  # used in backend payment
+STRIPE_DESCRIPTION_ON_PAYMENT = "Payment for ungleich GmbH services"
+
+# EMAIL MESSAGES
+REGISTRATION_MESSAGE = {'subject': "Validation mail",
+                        'message': 'Please validate Your account under this link http://localhost:8000/en-us/validate/{}',
+                        'from': 'test@test.com'}

membership/forms.py

@@ -1,14 +1,50 @@
 __author__ = 'tomislav'
 from django import forms
+from django.utils.translation import ugettext_lazy as _
+import six
+
+from .models import CreditCards
 
 
 class LoginForm(forms.Form):
     email = forms.EmailField(label="Email address", max_length=50,
-                            widget=forms.TextInput(attrs={'class': 'form-control', 'placeholder': 'Enter email'}))
+                             widget=forms.TextInput(
+                                 attrs={'class': 'form-control', 'placeholder': 'Enter email'}))
     password = forms.CharField(label='Password', max_length=50,
-                               widget=forms.TextInput(attrs={'class': 'form-control', 'placeholder': 'Password','type':'password'}))
+                               widget=forms.TextInput(
+                                   attrs={'class': 'form-control', 'placeholder': 'Password',
+                                          'type': 'password'}))
 
 
 class RegisterForm(LoginForm):
     name = forms.CharField(label='Name', max_length=50,
-                           widget=forms.TextInput(attrs={'class': 'form-control', 'placeholder':'Enter name'}))
+                           widget=forms.TextInput(
+                               attrs={'class': 'form-control', 'placeholder': 'Enter name'}))
+
+
+class PaymentForm(forms.ModelForm):
+    class Meta:
+        model = CreditCards
+        fields = ('name', 'card_number', 'expiry_date', 'ccv', 'user_id')
+        labels = {'name': _('Name'), 'card_number': _('Card number'), 'expiry_date': _('Expiry date'),
+                  'ccv': _('CCV')}
+        exclude = ('user_id','payment_type')
+        widgets = {
+            'name': forms.TextInput(
+                attrs={'class': 'form-control', "placeholder": "Enter name on card",
+                       'placeholder': 'Enter name on card'}),
+            'card_number': forms.TextInput(attrs={'class': 'form-control', 'placeholder': 'Card Number','data-stripe':'number'}),
+            'expiry_date': forms.TextInput(attrs={'class': 'form-control', 'placeholder': 'MM/YYYY'}),
+            'ccv': forms.TextInput(attrs={'class': 'form-control', 'placeholder': 'CCV','data-stripe':'cvc'})}
+
+    def clean(self):
+        data = self.cleaned_data
+
+        # if CreditCards.objects.filter(card_number=data.get("card_number")):
+        #     raise forms.ValidationError({'card_number': _('Credit card is used before.')})
+        return self.cleaned_data
+
+    def save(self, user_id):
+        self.instance.user_id = user_id
+        self.instance.user_id_id = user_id.id
+        super(PaymentForm, self).save()

membership/migrations/0001_initial.py

@@ -0,0 +1,42 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+from django.conf import settings
+import django.core.validators
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='CustomUser',
+            fields=[
+                ('id', models.AutoField(auto_created=True, serialize=False, verbose_name='ID', primary_key=True)),
+                ('password', models.CharField(verbose_name='password', max_length=128)),
+                ('last_login', models.DateTimeField(null=True, verbose_name='last login', blank=True)),
+                ('name', models.CharField(max_length=50)),
+                ('email', models.EmailField(unique=True, max_length=254)),
+                ('validated', models.IntegerField(default=0, choices=[(0, 'Not validated'), (1, 'Validated')])),
+                ('validation_slug', models.CharField(unique=True, max_length=50, db_index=True)),
+            ],
+            options={
+                'abstract': False,
+            },
+        ),
+        migrations.CreateModel(
+            name='CreditCards',
+            fields=[
+                ('id', models.AutoField(auto_created=True, serialize=False, verbose_name='ID', primary_key=True)),
+                ('name', models.CharField(max_length=50)),
+                ('card_number', models.CharField(max_length=50)),
+                ('expiry_date', models.CharField(validators=[django.core.validators.RegexValidator('\\d{2}\\/\\d{4}', 'Use this pattern(MM/YYYY).')], max_length=50)),
+                ('ccv', models.CharField(validators=[django.core.validators.RegexValidator('\\d{3,4}', 'Wrong CCV number.')], max_length=4)),
+                ('payment_type', models.CharField(max_length=5, default='N')),
+                ('user_id', models.ForeignKey(to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]

membership/models.py

@@ -1,7 +1,9 @@
 from django.db import models
+from django.utils.translation import ugettext_lazy as _
 from django.contrib.auth.models import User, AbstractBaseUser, BaseUserManager
 from django.contrib.auth.hashers import make_password
 from django.core.mail import send_mail
+from django.core.validators import RegexValidator
 
 REGISTRATION_MESSAGE = {'subject': "Validation mail",
                         'message': 'Please validate Your account under this link http://localhost:8000/en-us/validate/{}',
@@ -110,7 +112,12 @@ class CustomUser(AbstractBaseUser):
         # Simplest possible answer: All admins are staff
         return self.is_admin
 
-# class CreditCards(models.Model):
+
-#     id = models.IntegerField(primary_key=True)
+class CreditCards(models.Model):
-#     user_id = models.ForeignKey(User, on_delete=models.CASCADE)
+    name = models.CharField(max_length=50)
-#     number = models.CharField(max_length=400)
+    user_id = models.ForeignKey(CustomUser, on_delete=models.CASCADE)
+    card_number = models.CharField(max_length=50)
+    expiry_date = models.CharField(max_length=50, validators=[RegexValidator(r'\d{2}\/\d{4}', _(
+        'Use this pattern(MM/YYYY).'))])
+    ccv = models.CharField(max_length=4,validators=[RegexValidator(r'\d{3,4}',_('Wrong CCV number.'))])
+    payment_type = models.CharField(max_length=5,default='N')

membership/payment.py

@@ -0,0 +1,46 @@
+__author__ = 'tomislav'
+from django.conf import settings
+from .models import CreditCards
+import stripe
+stripe.api_key = settings.STRIPE_API_PRIVATE_KEY
+
+
+class StripePayment(object):
+
+    @classmethod
+    def make_payment(cls,user,amount,token,time):
+        try:
+            # Use Stripe's library to make requests...
+            charge = stripe.Charge.create(
+                amount=amount,
+                currency='chf',
+                source=token,
+                description=settings.STRIPE_DESCRIPTION_ON_PAYMENT
+            )
+            if charge['status'] =='succeeded':
+                obj = CreditCards.objects.filter(user_id=user.id).first()
+                obj.payment_type = time
+                obj.save()
+            return charge['status']
+
+        except stripe.error.CardError as e:
+            # Since it's a decline, stripe.error.CardError will be caught
+            body = e.json_body
+            err = body['error']
+            return err['message']
+        except stripe.error.RateLimitError as e:
+            return "Too many requests made to the API too quickly"
+        except stripe.error.InvalidRequestError as e:
+            return "Invalid parameters"
+        except stripe.error.AuthenticationError as e:
+            # Authentication with Stripe's API failed
+            # (maybe you changed API keys recently)
+            pass
+        except stripe.error.APIConnectionError as e:
+            return "Currently its not possible to make payments."
+        except stripe.error.StripeError as e:
+            return "Currently its not possible to make payments."
+            #maybe send email
+        except Exception as e:
+            return "Currently its not possible to make payments."
+            #maybe send email

membership/templates/confirm.html

@@ -4,7 +4,8 @@
     <script type="text/javascript" src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.0.3/jquery.min.js"></script>
     <script type="text/javascript" src="http://netdna.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
     <link href="http://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.3.0/css/font-awesome.min.css" rel="stylesheet" type="text/css">
-    <link href="membership.css" rel="stylesheet" type="text/css">
+    {% load static %}
+    <link href="{% get_static_prefix %}membership.css" rel="stylesheet" type="text/css">
   </head><body>
     <div class="section">
       <div class="container">
@@ -19,8 +20,15 @@
                       <h2 class="text-center text-muted">Your membership is almost ready!</h2>
                       <h5 class="text-center text-muted">If this is correct information, click CONFIRM</h5>
                       <br>
-                      <h4 class="text-center text-muted">Name: Nico Schottelius</h4>
+                      <h4 class="text-center text-muted">Name: {{ name }}</h4>
-                      <h4 class="text-center text-muted">Email: nico.schottelius@digitalglarus.ch</h4>
+
+                        {% if email %}
+                      <h4 class="text-center text-muted">Email: {{ email }}</h4>
+                        {% else %}
+                            <script type="text/javascript">
+
+                            </script>
+                        {% endif %}
                       <h4 class="text-center text-muted">Membership requested for:
                         <br><br>01.01.2016-31.12.2016</h4>
                       <br>
@@ -30,12 +38,12 @@
                 </div>
                 <div class="row">
                   <div class="col-md-12 text-center">
-                    <p class="text-center text-muted">Have probelm? Contact
+                    <p class="text-center text-muted">Have problem? Contact
                       <a href="">help@digitalglarus.ch.</a>
                       <br>
                     </p>
-                    <a class="btn btn-primary">GO BACK</a>
+                    <a class="btn btn-primary" href="{% url 'reset' time=request.session.time %}">GO BACK</a>
-                    <a class="btn btn-primary">CONFIRM</a>
+                    <a class="btn btn-primary" href='.'>CONFIRM</a>
                   </div>
                 </div>
               </div>

membership/templates/creditcard.html

@@ -1,11 +1,53 @@
-<html><head>
+<html>
+<head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    <script type="text/javascript" src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.0.3/jquery.min.js"></script>
+    <script type="text/javascript"
-    <script type="text/javascript" src="http://netdna.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
+            src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.0.3/jquery.min.js"></script>
-    <link href="http://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.3.0/css/font-awesome.min.css" rel="stylesheet" type="text/css">
+    <script type="text/javascript"
-    <link href="membership.css" rel="stylesheet" type="text/css">
+            src="http://netdna.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
-  </head><body>
+    <script type="text/javascript" src="https://js.stripe.com/v2/"></script>
+    <script type="text/javascript">
+        Stripe.setPublishableKey('{{ stripe_key }}');
+        var stripeResponseHandler = function (status, response) {
+            var $form = $('#payment-form');
+            if (response.error) {
+                debugger;
+                // Show the errors on the form
+                $form.find('.payment-errors').text(response.error.message);
+                $form.find('button').prop('disabled', false);
+            } else {
+                // token contains id, last4, and card type
+                var token = response.id;
+                // Insert the token into the form so it gets submitted to the server
+                $form.append($('<input type="hidden" name="stripeToken" />').val(token));
+                // and re-submit
+                $form.get(0).submit();
+            }
+        };
+        jQuery(function ($) {
+            $('#payment-form').submit(function (e) {
+                var $form = $(this);
+                m_y = $("#id_expiry_date").val().split("/")
+                // Disable the submit button to prevent repeated clicks
+                $form.find('button').prop('disabled', true);
+                Stripe.card.createToken({
+                    number: $("#id_card_number").val(),
+                    cvc: $("#id_ccv").val(),
+                    exp_month:m_y[0],
+                    exp_year:m_y[1]
+                }, stripeResponseHandler);
+                // Prevent the form from submitting with the default action
+                return false;
+            });
+        });
+    </script>
+    <link href="http://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.3.0/css/font-awesome.min.css"
+          rel="stylesheet" type="text/css">
+    {% load static %}
+    <link href="{% get_static_prefix %}membership.css" rel="stylesheet" type="text/css">
+</head>
+<body>
 <div class="section">
     <div class="container">
         <div class="row">
@@ -14,35 +56,29 @@
                 <h3 class="text-left text-muted">Payment details</h3>
                 <hr>
                 <div class="page-header text-muted" contenteditable="true">
-              <h5>1 Year coworking membership &nbsp;(360 CHF)</h5>
+                    <h5>{{ time }} coworking membership &nbsp;({{ price }} CHF)</h5>
-              <h5>&nbsp; +2 free working days included &nbsp;(0 CHF)</h5>
+                    <h5>&nbsp; +{{ free }} free working days included &nbsp;(0 CHF)</h5>
+
                     <div class="page-header text-muted">
                         <h5>Valid 01.01.2016 - 31.12.2016&nbsp;</h5>
-                <h5>Coworker Name&nbsp;: Nico Schottelius&nbsp;</h5>
+                        <h5>Coworker Name&nbsp;: {{ name }}&nbsp;</h5>
                     </div>
                 </div>
                 <div class="page-header text-muted">
-              <h3 class="text-right">Total : 360 CHF</h3>
+                    <h3 class="text-right">Total : {{ price }} CHF</h3>
                 </div>
-            <form role="form">
+                <form id="payment-form" role="form" method="post">
+                    <div class="payment-error"></div>
+                    {% csrf_token %}
+                    {% for field in  form %}
                         <div class="form-group">
-                <label class="control-label" for="exampleInputEmail1">Name*</label>
+                            <label class="control-label">{{ field.label }}*</label>
-                <input class="form-control" id="exampleInputEmail1" placeholder="Enter name on card" type="email">
+                            {{ field }}
-              </div>
+                            {% for error in field.errors %}
-              <div class="form-group">
+                                {{ error|striptags }}
-                <label class="control-label" for="exampleInputPassword1">Card Number*</label>
+                            {% endfor %}
-                <input class="form-control" id="exampleInputPassword1" placeholder="Card Number" type="text">
-              </div>
-            </form>
-            <form role="form">
-              <div class="form-group">
-                <label class="control-label" for="exampleInputEmail1">Expiry Date*</label>
-                <input class="form-control" id="exampleInputEmail1" placeholder="MM/YY" type="email">
-              </div>
-              <div class="form-group">
-                <label class="control-label" for="exampleInputPassword1">CCV*</label>
-                <input class="form-control" id="exampleInputPassword1" placeholder="CVV" type="password">
                         </div>
+                    {% endfor %}
                     <button type="submit" class="btn btn-block btn-primary">Submit</button>
                 </form>
                 <a class="btn btn-block btn-info">Cancel</a>
@@ -52,6 +88,7 @@
         <div class="row">
             <div class="col-md-11">
                 <br>
+
                 <p class="text-center text-muted">Have probelm? Contact
                     <a href="">help@digitalglarus.ch.</a>
                     <br>
@@ -63,4 +100,5 @@
 </div>
 
 
-</body></html>
+</body>
+</html>

membership/templates/error.html

@@ -2,12 +2,16 @@
 <head>
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1">
-    <script type="text/javascript" src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.0.3/jquery.min.js"></script>
+    <script type="text/javascript"
-    <script type="text/javascript" src="http://netdna.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
+            src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.0.3/jquery.min.js"></script>
-    <link href="http://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.3.0/css/font-awesome.min.css" rel="stylesheet"
+    <script type="text/javascript"
+            src="http://netdna.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
+    <link href="http://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.3.0/css/font-awesome.min.css"
+          rel="stylesheet"
           type="text/css">
     {% load static %}
     <link href="{% get_static_prefix %}membership.css" rel="stylesheet" type="text/css">
+
 </head>
 <body>
 <div class="section">
@@ -24,6 +28,8 @@
                     <a href="">help@digitalglarus.ch</a>
                 </p>
 
+                <p>{{ msg }}</p>
+
                 <p></p>
             </div>
             <a hrefhelp@digitalglarus.ch<="" p="">

membership/templates/membership.html

@@ -79,7 +79,7 @@
               for coworking. It is a perfect try-out package!
               <br>
             </p>
-            <a class="btn btn-primary">Buy Now</a>
+            <a class="btn btn-primary" href="/login/buy/month/">Buy Now</a>
           </div>
         </div>
       </div>
@@ -98,7 +98,7 @@
               membership.
               <br>
             </p>
-            <a class="btn btn-primary">Buy Now</a>
+            <a class="btn btn-primary" href="/login/buy/year/">Buy Now</a>
           </div>
           <div class="col-md-6">
             <img src="https://unsplash.imgix.net/photo-1413834932717-29e7d4714192?w=1024&amp;q=50&amp;fm=jpg&amp;s=d9d6cbc32dd4968d0c21e331436a6af6" class="img-responsive">

membership/templates/validated.html

@@ -8,13 +8,27 @@
           type="text/css">
     <link href="http://pingendo.github.io/pingendo-bootstrap/themes/default/bootstrap.css" rel="stylesheet"
           type="text/css">
+    {% if request.session.next == None %}
+    <script>
+        type = "text/javascript" >
+                setTimeout(function () {
+                    window.location.href = "/";
+                }, 5000);
+    </script>
+    {% endif %}
 </head>
 <body>
 <div class="section">
     <div class="container">
         <div class="row">
             <div class="col-md-12">
-                <h1 class="text-center text-muted">You're successfully validated!</h1>
+                <h3 class="text-center text-muted">
+                    {% if msg == 'succeeded' %}
+                        Thank You for Your payment!<br> <p>redirecting...</p>
+                    {% else %}
+                        Your payment was not processed correctly.<br> Reason: {{ msg }}
+                    {% endif %}
+                </h3>
             </div>
         </div>
     </div>

membership/urls.py

@@ -1,10 +1,13 @@
 __author__ = 'tomislav'
 from django.conf.urls import url
+from django.contrib.auth.decorators import login_required
 
 from . import views
 
 urlpatterns = (
-    url(r"^/$", views.LoginRegistrationView.as_view()),
+    url(r"^/$", views.LoginRegistrationView.as_view(), name='login'),
     url(r"^/validate/(?P<validate_slug>.*)/$", views.validate_email),
-    url(r"^/membership/$",views.MembershipView.as_view(),name='membership')
+    url(r"^/membership/$", login_required(views.MembershipView.as_view()), name='membership'),
+    url(r"^/buy/(?P<time>\w+)/$", login_required(views.CreditCardView.as_view()), name='payment'),
+    url(r'^/buy/(?P<time>\w+)/reset',login_required(views.reset),name='reset')
 )

membership/views.py

@@ -1,27 +1,87 @@
 from django.shortcuts import render, redirect
 from django.views.generic import View
+from django.contrib.auth import authenticate, login
+from django.views.decorators.cache import cache_control
+from django.conf import settings
+from django.db.models import Q
 
 from .models import CustomUser
-from .forms import LoginForm, RegisterForm
+from .forms import (LoginForm, RegisterForm, PaymentForm)
-from django.contrib.auth import authenticate,login
+from .payment import StripePayment
 
 
 def validate_email(request, validate_slug):
-    validated = User.validate_url(validate_slug)
+    validated = CustomUser.validate_url(validate_slug)
     if validated:
         return render(request, 'templates/validated.html')
     else:
         return render(request, 'templates/error.html')
 
+def reset(request,time):
+    request.session['next']=0
+    return redirect('payment',time=time)
+
+class CreditCardView(View):
+    def _get_context(self, request, time):
+        request.session['time'] = time
+        context = {}
+        context['name'] = request.user.name
+        if time == 'month':
+            context['time'] = "1 month"
+            context['price'] = "35"
+            context['free'] = "1"
+        elif time == 'year':
+            context['time'] = '1 year'
+            context['price'] = '360'
+            context['free'] = "2"
+        context['stripe_key'] = settings.STRIPE_API_PUBLIC_KEY
+        context['form'] = PaymentForm()
+        return context
+
+    @cache_control(no_cache=True,must_revalidate=True)
+    def get(self, request, time=None):
+        context = self._get_context(request, time)
+        next = request.session.get('next')
+        if next == 1 or next ==0:
+            template = 'templates/creditcard.html'
+            request.session['next'] +=1
+        elif next == 2:
+            msg = StripePayment.make_payment(request.user, request.session['amount'],
+                                             request.session['token'],request.session['time'])
+            template = 'templates/validated.html'
+            context['msg'] = msg
+            request.session['next'] = None
+        return render(request, template, context)
+
+    def post(self, request, time=None):
+        form = PaymentForm(request.POST)
+        stripe_token = request.POST['stripeToken']
+
+        if form.is_valid():
+            ret = form.save(request.user)
+            amount = 35 if time == 'month' else 360
+            amount = amount * 100  # payments are in 'cents'
+            request.session['token'] = stripe_token
+            request.session['amount'] = amount
+            request.session['next'] +=1
+            return render(request, 'templates/confirm.html',
+                          context={'name': request.user.name, 'email': request.user.email})
+        else:
+            context = self._get_context(request, time)
+            context['form'] = form
+            return render(request, 'templates/creditcard.html', context=context)
+
 
 class LoginRegistrationView(View):
     def get(self, request):
         login_form = LoginForm()
         register_form = RegisterForm()
+        request.session['next'] = None
         if request.user.is_authenticated():
             return redirect("membership")
         else:
-            return render(request, 'templates/login.html', {'login_form': login_form, 'register_form': register_form})
+            return render(request, 'templates/login.html',
+                          {'login_form': login_form, 'register_form': register_form})
 
     def post(self, request):
         email = request.POST.get('email')
@@ -40,8 +100,14 @@ class LoginRegistrationView(View):
                 login(request, user)
                 return redirect('membership')
             else:
-                return render(request, 'templates/login', {'msg': 'Wrong username or password'})
+                return redirect('login')
+
 
 class MembershipView(View):
     def get(self, request):
+        #if the user has payed allready
+        member_payed = request.user.creditcards_set.filter(Q(payment_type='month') | Q(payment_type='year'))
+        if member_payed:
+            return redirect('/')
+        request.session['next'] = 0
         return render(request, 'templates/membership.html')

requirements.txt

@@ -89,11 +89,11 @@ pyquery==1.2.9
 python-memcached==1.57
 pytz==2015.6
 pyzmq==14.7.0
-requests==2.7.0
+requests==2.9.1
 simplejson==3.8.0
 six==1.10.0
 sqlparse==0.1.15
-stripe==1.22.3
+stripe==1.30.0
 tomako==0.1.0
 TornadIO2==0.0.3
 tornado==4.2.1