# CHANGELOG
### 'V2.6.1 (Aug 26, 2026)'

#### 🛠️ Enhancements

- Support payment status **Rejected (27)** and update WooCommerce order status accordingly (Cancelled/Failed on sync).
- Support payment status **Pending (28)** and update WooCommerce order status accordingly (On hold on sync).
- Added compatibility with PHP 8.2 and later.

### 'V2.6.0 (Jul 18, 2025)'

#### 🛡️ Security Enhancements

- **CSRF Protection**: Added nonce verification to prevent Cross-Site Request Forgery attacks
- **Input Validation**: Enhanced input sanitization and validation for all settings fields
- **Output Escaping**: Added proper output escaping using `esc_attr()` to prevent XSS attacks
- **Capability Check**: Added user capability verification (`manage_options`) for admin settings
- **Field-Specific Validation**: Implemented regex patterns for merchant codes, API keys, and route numbers

#### 🛠️ Enhancements

- **Enhanced Security**: Improved overall plugin security following WordPress coding standards
- **Code Quality**: Better error handling and return values for settings update functions

#### 🐞 Bug Fixes

- Fixed potential security vulnerabilities reported by Wordfence
- Resolved input validation issues for special characters in merchant codes
- Improved form field validation and sanitization processes

### 'V2.5.3 (Jan 6, 2025)'

#### 🛠️ Enhancements

- Add Attribute #[\ReturnTypeWillChange] for support PHP 7.x and PHP 8.x

### 'V2.5.2 (Aug 07, 2024)'

#### 🌟 Highlights

- Support e-Wallet Payment (Paotang Pay).

### 'V2.5.1 (Feb 29, 2024)'

#### 🛠️ Enhancements

- Update ChillPay logo

### 'V2.5.0 (Sep 6, 2023)'

#### 🌟 Highlights

- Support Bill Payment (Counter Bill Payment)
- Support Mobile Banking Payment (Krungthai NEXT)

#### 🛠️ Enhancements

- ChillPay has now been tested up to WordPress 6.3.x.
- Remove Bill Payment (Big C)

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### 'V2.4.0 (Aug 2, 2022)'

#### 🌟 Highlights

- Support Credit Card Payment (Union Pay)
- Support Mobile Banking Payment (Bualuang mBanking)

#### 🛠️ Enhancements

- Change channel code TBANK to TTB.
- Code Refactoring, auto select payment channel.

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### 'V2.3.0 (Mar 15, 2022)'

#### 🌟 Highlights

- Support Installment Payment (SCB).
- Support Installment Payment (Krungsri Consumer).
- Support Installment Payment (Krungsri First Choice).
- Support Mobile Banking (KMA App).

#### 🛠️ Enhancements

- URL Background and URL Result
- Support phone number with country code

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### 'v2.2.0 (Sep 30, 2021)'

#### 🌟 Highlights

- Support e-Wallet Payment (ShopeePay).
- Support Mobile Banking Payment (SCB Easy App).

#### 🛠️ Enhancements

- Disable payment channel in case the channel is not available.
- Update the error message in case the channel is not available.

#### 🐞 Bug Fixes

- Fix getting data of bill payment.

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### 'v2.1.1 (Aug 25, 2021)'

#### 🛠️ Enhancements

- Support phone number with country code (Thailand)

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### 'v2.1.0 (Jun 21, 2021)'

#### 🌟 Highlights

- Support Installment Payment (KTC Flexi).
- Support Pay With Points Payment (KTC Forever).

#### 🛠️ Enhancements

- Change logo TBANK to TTB.

---

### 'v2.0.0 (Nov 2, 2020)'

#### 🌟 Highlights

- Support Installment Payment (KBANK).

#### 🛠️ Enhancements

- Using CURL Instead of HTTP API.
- Code Refactoring, simplifying Callback and Result function.
- Code Refactoring, simplifying ChillPay setting process.
- ChillPay Setting Page, sanitizing input fields before save.
- Added label to show mode on setting page.

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### 'v1.8.0 (Aug 14, 2020)'

#### 🛠️ Enhancements

- Add an enabled button to create new order in case of failed status.

#### 🐞 Bug Fixes

- Adjust Updating Process for Order Status.

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### 'v1.7.1 (May 7, 2020)'

#### 🛠️ Enhancements

- Auto check when there is one channel.
- Support custom incrementing order numbers for WooCommerce orders.

#### 🐞 Bug Fixes

- Adjust Updating Process for Order Status.

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### 'v1.7.0 (2020)'

#### 🌟 Highlights

- Support Alipay Payment.
- Support WeChat Pay Payment.
- Split Input Text on SandBox/PROD Mode

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### 'v1.6.0 (Jan 7, 2020)'

#### 🌟 Highlights

- Add menu ChillPay : Manual sync payment status
- Add process auto sync payment status

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### 'v1.5.9 (Dec 26, 2019)'

#### 🌟 Highlights

- Support multi currency.
- Support Bill Payment.
- Show payment methods as informed to ChillPay.

#### 🛠️ Enhancements

- Separate Mobile Banking from the Internet Banking.
- Add URL Background (callback function) to use for sending payment results to the system.
- Improve the UI of the payment methods.
- Use Mode selection instead of copying the api url.

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### 'v1.5.8 (Aug 20, 2019)'

#### 🐞 Bug Fixes

- Error when user enter the mobile number that is not connected to the K PLUS.

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### 'v1.5.7 (May 28, 2019)'

#### 🐞 Bug Fixes

- Fix customer information retrieval.

#### 🛠️ Enhancements

- Add input text api url.