Integrate PayPal payment gateway in PHP with MYSQL database | PHP scripts

PayPal is one of the best international payment gateway. Here, we will show the complete source with a demo in PHP and MYSQL database. You can integrate the PayPal payment gateway using PHP and MYSQL database. PHP scripts will help you create products, items, and checkout pages. You will be able to create a shop and pay with PayPal. The database will be used to create the product for the shop, for PayPal configuration details, and for PayPal payments. It's simply designed for PayPal payment gateway integration using PHP and MYSQL database. In this source, you will get different features and reliable source codes. If you want to integrate PayPal payment gateway on your website, for your store and e-commerce website, you have to focus on all approaches.   

If you are looking for –

1. How to integrate PayPal payment gateway on the website using PHP and MYSQL database.
2. How to integrate PayPal payment gateway  in PHP
3. Test PayPal payment gateway using sandbox and emails.
4. Integrate PayPal payment gateway using IPN.
5. Integrate PayPal payment gateway for the shop, checkout page, and e-commerce project. 

You will get all the features in this application source.

Let's understand the features of PayPal payment gateway integration web application source.

 

This web application source is created in PHP with an MYSQL database.

1. Website Shop Page  –

In this application, you first get a shop page in which all the products are displayed. All these products are displayed by fetching from the database table. These products have been used for PayPal payment gateway integration. All these products are displayed using HTML, CSS, MYSQL database, and PHP script code. A customer can click on the buy now button for the checkout page. This is designed for the checkout page with the PayPal payment gateway.

2. Paypal Checkout Page –

The payPal checkout page means that when a customer clicks the Buy Now button, it gets redirected to the checkout page where the details of the product like - Product Price, Product Description, and the Paypal Pay Now button. The Paypal checkout page is developed using PHP, MYSQL, HTML, CSS, and Paypal integration form.

3. Paypal Payment Process

When a customer clicks on the Pay Now button, he gets redirected to PayPal's website. After being redirected to the PayPal website, the customer can easily pay.

4. PayPal success page ( Merchant Website page )

 When the customer completes the payment, the customer is redirected from the PayPal website to the merchant store (Seller website). This is the important page of the Paypal Payment Gateway Integration, known as the success page. When payment is successfully accessed on PayPal, the first IPN file is executed and the PayPal data is stored in the database (Seller database). IPN file is used to keep it safe from fake transactions, which work as a secure layer between PayPal & Merchant Store databases. The customer receives full details on the Success page.

5. Order by customers  ( Paypal Payment gateway integration with order page )

PayPal payment gateway integration is simple and short. If you need an order page with payment integration, you can use the order by the customer page. This page is developed for the seller admin page. You can easily customize the order page. On this page, the seller (Merchant) can check how many orders have been made.

Paypal payment gateway integration and installation on the website

Let’s discuss the PayPal integration and installation process. 

The paypal integration and installation process are really simple.  Follow the steps below.  

1. Use your live server because the mail function does not work on the localhost.  Upload the complete source in any folder of your website.

Like – example.com/gateway or example.com/demo/gateway, where you want to upload.

2. You will get the database in the source folder and import that database “gateway” on the live PHPMyAdmin database. Import and save.

3. Open the config.php file and provide the details below.

4. Open the config.php file and fill up the details below.

    PayPal Email Id-    First of all, we test whether the PayPal integration system works or not. Create two sandbox emails for testing purposes. You can create two emails in the link below or search developer PayPal on Google.

https://developer.paypal.com/

Login with your Paypal business email. Create two sandbox email.

I. For the seller ( Merchant Email ) – Use as Paypal id in the setup form

II. For buyer (Buyer email )  - Use at payment time

 

Set the password for both emails. View and edit the account to set password, first name, last name, and email whatever you want the update.

 

5. Open PayPal sandbox login using the link below.

 

https://sandbox.paypal.com/  

1. Login with PayPal sandbox merchant email and password
2. Go to the Account setting after a click on the gear icon.
3. Now click on the website payment option.
4. Now check for Website preferences and update.
5. Auto return – On

Paste your success.php file URL here.

Like – example.com/gateway/success.php

Check path yourself

Cheek more details –

Payment data transfer<  - On /p>

Block non-encrypted website payment - Off

• PayPal account optional – On
• Contact telephone - Off (PayPal recommends this option)
• support giropay and bank transfer payments-   No

If you are unable to install using the above details, watch the demo video. Click on the demo and watch a complete demo with installation support

In this way, you can integrate the PayPal payment gateway in PHP and MYSQL.

How to download a complete PHP script source?

1. Choose payment currency (USD or INR ) and click on Pay & Download button.

2. Complete your payment.

3. You will get a login and register button after payment success. Log in or register to download the complete source.

4. Login and download the source file.