DianDianPay

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WooCommerce DianDianPay Payment Gateway Plugin ​

WooCommerce DianDianPay is a modern, secure, and stable credit card payment plugin developed by the DianDianPay team specifically for WooCommerce, designed to provide global merchants with convenient online payment solutions.

Current Version Information ​

System Compatibility ​

  • Minimum WordPress Version: 5.6
  • Tested WordPress Version: 6.6
  • WooCommerce Support: Fully compatible with the latest WooCommerce version

Plugin Features ​

  • Credit card online payment support
  • Built-in 3D Secure (3DS) verification mechanism
  • Sandbox testing environment and production environment switching
  • Multi-language support (automatically switches based on WordPress language, includes Chinese and English language packs)
  • Supports WooCommerce Blocks and classic checkout pages
  • Simple and intuitive backend configuration for quick integration

Installation Methods ​

You can install this plugin through any of the following methods:

Upload Installation via WordPress Admin ​

  1. Log in to WordPress admin, go to Plugins > Add New page

  2. Click the Upload Plugin button at the top

    Installation Steps

    Installation Steps

  3. Select and upload the plugin's ZIP file (click Install)

    Installation Steps

  4. After installation, click Activate Plugin

    Installation Steps

  5. Go to WooCommerce > Settings > Payments, enable DianDianPay

    Installation Steps

  6. Enter the plugin to fill in relevant merchant configuration information

    Installation Steps

Configuration Guide ​

  • Enable/Disable

    Whether to enable the DianDianPay payment gateway. When checked, this payment method will be displayed on the checkout page.

  • 3D Secure Toggle

    Whether to force enable 3D Secure (3DS) verification.

    • Unchecked: Payment channel determines whether to enable 3DS based on card organization rules;
    • Checked: All transactions will be forced through 3DS verification process, enhancing transaction security.

  • Environment

    Set the plugin's interface environment:

    • Test Environment (sandbox): For development, debugging, and testing.
    • Production Environment (live): For official payment collection, please ensure merchant information is correctly configured.

  • Payment Title

    The payment method title seen by users on the checkout page, such as "Credit Card". Can be customized according to brand or requirements.

  • Payment Description

    The description text of this payment method seen by users on the checkout page, for example, "Complete payment using DianDianPay credit card."

  • Merchant ID

    Unique merchant number assigned by DianDianPay platform, used to identify merchant identity. This value must be correctly filled in.

  • Merchant Private Key

    Merchant's RSA private key, used for signing request parameters to ensure requests are not tampered with. Please keep it secure and do not disclose.

  • Merchant Public Key (Optional)

    Used for data encryption or identity verification in certain interfaces. If required by business scenarios, please fill in the corresponding RSA public key.

  • DianDianPay Public Key

    RSA public key provided by DianDianPay platform, used to verify response data signatures and ensure data source credibility.

Configuration Tutorial ​

Please follow these steps to complete the plugin configuration to ensure normal operation of payment functions:

Step 1: Enable Payment Gateway ​

  • Go to WordPress Admin > WooCommerce > Settings > Payments, find "DianDianPay";
  • Check the "Enable/Disable" option to enable this payment method, which will be visible to users on the checkout page.

Step 2: Fill in Merchant ID ​

  • Merchant ID is assigned by DianDianPay;

  • Log in to DianDianPay Merchant Backend, click the settings icon in the top right, then navigate to:

    Merchant > Account Settings > Account ID

  • Copy this ID and paste it into the plugin's "Merchant ID" field.

Step 3: Generate and Fill in Merchant Keys ​

  • Visit the official key generation tool: https://docs.diandianpay.com/zh/rsa.html
  • Generate RSA key pair online;
  • Fill the generated private key into the plugin's "Merchant Private Key" field;
  • Fill the generated public key into the plugin's "Merchant Public Key" field.

Step 4: Configure Merchant Public Key in DianDianPay Backend ​

  • Log in to DianDianPay backend, navigate to:

    Developer Configuration > API Key Configuration > Merchant Public Key

  • Paste the public key generated in the previous step and save the configuration.

Step 5: Fill in DianDianPay Public Key ​

  • The public key provided by DianDianPay platform is used for signature verification, please fill this public key into the plugin's "DianDianPay Public Key" field;
  • Contact DianDianPay technical support if unclear.

Step 6: Enable 3D Secure (Optional) ​

  • Check the "Enable 3D Secure" option in plugin configuration;
  • If unchecked, payment channel will automatically determine whether to enable 3DS verification;
  • When checked, 3DS will be forced for all transactions, improving security.

Step 7: Set Notification URL ​

  • Set the asynchronous notification URL in DianDianPay backend "Developer Configuration";

  • Format as follows, must be HTTPS:

    plaintext
    https://{your-site-domain}/?diandianpay_notify=1

Technical Support and Feedback ​

If you encounter any issues during use or have feature suggestions, please contact DianDianPay technical support team:

Email: tech@diandianpay.com
We will respond within 1-2 business days

Secondary Development Statement ​

If this plugin cannot fully meet your business needs, you can freely conduct secondary development or extended use according to the GPL agreement

Plugin License ​

This plugin is released under the GPLv2 or later license