Razor pay payment gateway integration

razorpay_second/manage.py

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+#!/usr/bin/env python
+"""Django's command-line utility for administrative tasks."""
+import os
+import sys
+
+
+def main():
+    """Run administrative tasks."""
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'razorpay_second.settings')
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
+    execute_from_command_line(sys.argv)
+
+
+if __name__ == '__main__':
+    main()

razorpay_second/razorpay_second/asgi.py

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+"""
+ASGI config for razorpay_second project.
+
+It exposes the ASGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.2/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'razorpay_second.settings')
+
+application = get_asgi_application()

razorpay_second/razorpay_second/settings.py

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+"""
+Django settings for razorpay_second project.
+
+Generated by 'django-admin startproject' using Django 4.2.4.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.2/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/4.2/ref/settings/
+"""
+
+from pathlib import Path
+
+# Build paths inside the project like this: BASE_DIR / 'subdir'.
+BASE_DIR = Path(__file__).resolve().parent.parent
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/4.2/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = "django-insecure-0taejj70e00spj%u_#p%fj62o11s849l!$%$e-^t%0f0%1d6b%"
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    "src",
+    "django.contrib.admin",
+    "django.contrib.auth",
+    "django.contrib.contenttypes",
+    "django.contrib.sessions",
+    "django.contrib.messages",
+    "django.contrib.staticfiles",
+    "django.contrib.humanize",
+]
+
+MIDDLEWARE = [
+    "django.middleware.security.SecurityMiddleware",
+    "django.contrib.sessions.middleware.SessionMiddleware",
+    "django.middleware.common.CommonMiddleware",
+    "django.middleware.csrf.CsrfViewMiddleware",
+    "django.contrib.auth.middleware.AuthenticationMiddleware",
+    "django.contrib.messages.middleware.MessageMiddleware",
+    "django.middleware.clickjacking.XFrameOptionsMiddleware",
+]
+
+ROOT_URLCONF = "razorpay_second.urls"
+
+TEMPLATES = [
+    {
+        "BACKEND": "django.template.backends.django.DjangoTemplates",
+        "DIRS": [],
+        "APP_DIRS": True,
+        "OPTIONS": {
+            "context_processors": [
+                "django.template.context_processors.debug",
+                "django.template.context_processors.request",
+                "django.contrib.auth.context_processors.auth",
+                "django.contrib.messages.context_processors.messages",
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = "razorpay_second.wsgi.application"
+
+
+# Database
+# https://docs.djangoproject.com/en/4.2/ref/settings/#databases
+
+DATABASES = {
+    "default": {
+        "ENGINE": "django.db.backends.sqlite3",
+        "NAME": BASE_DIR / "db.sqlite3",
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/4.2/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        "NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.MinimumLengthValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.CommonPasswordValidator",
+    },
+    {
+        "NAME": "django.contrib.auth.password_validation.NumericPasswordValidator",
+    },
+]
+
+
+# Internationalization
+# https://docs.djangoproject.com/en/4.2/topics/i18n/
+
+LANGUAGE_CODE = "en-us"
+
+TIME_ZONE = "UTC"
+
+USE_I18N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/4.2/howto/static-files/
+STATICFILES_DIRS = [BASE_DIR / "static"]
+STATIC_URL = "/static/"
+MEDIA_URL = "media/"
+# Default primary key field type
+# https://docs.djangoproject.com/en/4.2/ref/settings/#default-auto-field
+
+DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

razorpay_second/razorpay_second/urls.py

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+"""
+URL configuration for razorpay_second project.
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/4.2/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+from django.contrib import admin
+from django.urls import path, include
+
+urlpatterns = [path("admin/", admin.site.urls), path("", include("src.urls"))]

razorpay_second/razorpay_second/wsgi.py

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+"""
+WSGI config for razorpay_second project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.2/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'razorpay_second.settings')
+
+application = get_wsgi_application()

razorpay_second/src/admin.py

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+from django.contrib import admin
+from src.models import Coffee
+
+# Register your models here.
+admin.site.register(Coffee)

razorpay_second/src/apps.py

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+from django.apps import AppConfig
+
+
+class SrcConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'src'

razorpay_second/src/models.py

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+from django.db import models
+from django.core.validators import MinValueValidator
+
+
+# Create your models here.
+class Coffee(models.Model):
+    name = models.CharField(max_length=100)
+    amount = models.IntegerField(validators=[MinValueValidator(0)])
+    payment_id = models.CharField(max_length=100, blank=True, null=True)
+    paid = models.BooleanField(default=False)
+
+    def __str__(self):
+        return str(self.name)

razorpay_second/src/templates/base.html

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+<!DOCTYPE html>
+<html lang="en">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Buy Me a Laptop!</title>
+    <style>
+        *{
+            margin: 0;
+            padding: 0;
+            box-sizing: border-box;
+        }
+        .container{
+            max-width: 80%;
+            background-color: rgb(228, 228, 228);
+            margin: auto;
+            padding: 23px;
+        }
+    </style>
+    <head>
+        <!-- Required meta tags -->
+        <meta charset="utf-8" />
+        <meta name="viewport" content="width=device-width, initial-scale=1" />
+        <!-- Bootstrap CSS -->
+        <link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css"
+              rel="stylesheet"
+              integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC"
+              crossorigin="anonymous" />
+        <title>Hello, world!</title>
+    </head>
+    <body>
+        {% block content %}
+        {% endblock content %}
+        <!-- Optional JavaScript; choose one of the two! -->
+        <!-- Option 1: Bootstrap Bundle with Popper -->
+        <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js"
+                integrity="sha384-MrcW6ZMFYlzcLA8Nl+NtUVF0sA7MsXsP1UyJoMp4YLEuNSfAP+JcXn/tWtIaxVXM"
+                crossorigin="anonymous"></script>
+    </body>
+</html>

razorpay_second/src/templates/index.html

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+{% extends "base.html" %}
+{% block content %}
+    <div>
+        <div class="d-flex align-items-center justify-content-center mx-auto flex-column"
+             style="min-height: 100vh">
+            <div class="p-5">
+                <h1>Buy Programmer a Laptop!</h1>
+            </div>
+            <div class="d-flex flex-row">
+                <div class="text-center mx-5">
+                    <img src="https://purepng.com/public/uploads/large/purepng.com-laptopelectronicslaptopcomputer-941524676166s0nuj.png"
+                         alt=""
+                         class="img-fluid img-responsive"
+                         style="height: 300px" />
+                </div>
+                <form method="post">
+                    {% csrf_token %}
+                    <div class="form-group mb-2 p-3">
+                        <lablel for="inputName">Enter your name</lablel>
+                        <input type="name"
+                               name="name"
+                               class="form-control"
+                               id="inputName"
+                               placeholder="Enter name" />
+                    </div>
+                    <div class="form-group mb-2 p-3">
+                        <label for="inputAmt">Enter donation amount</label>
+                        <input type="number"
+                               name="amount"
+                               class="form-control"
+                               id="inputAmt"
+                               placeholder="Enter amount" />
+                    </div>
+                    <button type="submit" class="btn btn-success btn-block m-3">Submit</button>
+                </form>
+            </div>
+            {% if payment %}
+                <div class="text-center m-3">
+                    <form action="{% url 'success' %}" method="post">
+                        {% csrf_token %}
+                        <script src="https://checkout.razorpay.com/v1/checkout.js"
+                                data-key="{{ key }}"
+                                data-amount="{{ payment.amount }}"
+                                data-order_id="{{ payment.id }}"
+                                data-name="Buy Programmer a Laptop"
+                                data-description="Donate to a good cause"
+                                data-image="https://stripe.com/img/documentation/checkout/marketplace.png"
+                                data-locale="auto"
+                                data-currency="INR"
+                                data-buttontext="Pay with Razorpay"></script>
+                    </form>
+                </div>
+            {% endif %}
+        </div>
+    </div>
+{% endblock content %}

razorpay_second/src/templates/success.html

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+{% extends "base.html" %}
+{% load static %}
+{% load humanize %}
+{% block content %}
+    <div class="d-flex justify-content-center align-items-center"
+         style="min-height: 100vh">
+        {% if is_success %}
+            <div class="text-center m-5">
+                <img src="{% static 'images/success.png' %}"
+                     alt=""
+                     class="img-fluid"
+                     style="height: 200px" />
+            </div>
+        {% elif not is_success or not greet_text %}
+            <div class="text-center m-5">
+                <img src="{% static 'images/error.png' %}"
+                     alt=""
+                     class="img-fluid"
+                     style="height: 200px" />
+            </div>
+        {% endif %}
+        <div class="text-center">
+            {% if is_success %}
+                <h2 class="display-5">
+                    <i class="fas fa-check-circle text-success"></i>
+                    Payment Successful
+                </h2>
+                <p>
+                    Thanks {{ user.name }}, for your payment of {{ payment.amount|intcomma }}.
+                    <br />
+                    Payment Id: {{ payment.id }}
+                </p>
+            {% elif not is_success and not greet_text %}
+                <h2 class="display-5">
+                    <i class="fas fa-times-circle text-danger"></i>
+                    Uh Oh! Something went wrong.
+                </h2>
+                <p>You should not be here.</p>
+            {% else %}
+                <h2 class="display-5">
+                    <i class="fas fa-times-circle text-danger"></i>
+                    Payment Failed
+                </h2>
+            {% endif %}
+            <p class="lead">{% firstof greet_text "Sorry, Did you forget to pay again?" %}</p>
+            <a href="{% url 'home' %}" class="btn btn-primary">Return Home</a>
+        </div>
+    {% endblock content %}
+</div>

razorpay_second/src/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

razorpay_second/src/urls.py

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+from django.urls import path, include
+
+from .views import home, success
+
+urlpatterns = [
+    path('', home, name='home'),
+    path('success/', success, name='success'),
+]