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Example code of anjola/php_rate_limiter

Informations about the package php_rate_limiter

PHP Rate Limiter

A PHP Library that seamlessly integrates rate limiting into your platform. It supports multiple storage backends including Redis, File System, and SQL Relational Databases, providing flexible and efficient request limiting capabilities.

Table of Contents

Introduction

The PHP Rate Limiter library provides a simple and extensible way to limit the number of requests or actions a user or system can perform within a specified time window. It supports multiple storage backends to suit different environments and scales, including Redis, file-based storage, SQL databases, and session storage.

Additionally, the library includes an Analytics component to track custom events, allowing you to monitor usage patterns or other metrics alongside rate limiting.

Installation

You can install the library via Composer:

Requirements

Configuration

The library uses environment variables to configure storage options. You can create a .env file in your project root to set these variables.

Important Environment Variables

Variable Description Default
STORAGE_DRIVER Storage backend to use (redis, file, database, session) sqlite (file-based)
ANALYTICS_STORAGE_FILE_NAME File name for analytics storage when using file driver analytics_storage.json
RATELIMITER_STORAGE_FILE_NAME File name for rate limiter storage when using file driver ratelimiter_storage.json

Make sure to configure your environment according to your preferred storage backend.

Usage

RateLimiter

The RateLimiter class allows you to limit the number of attempts for a given key within a decay period.

Initialization

Check if too many attempts

Clear records for a key

Analytics

The Analytics class allows you to track custom events and retrieve their counts.

Initialization

Track an event

Get event count

Reset event count

Storage Options

The library supports multiple storage backends to store rate limiting and analytics data. You can configure the storage driver via the STORAGE_DRIVER environment variable.

Supported Drivers

Configuration Example

Set the storage driver in your .env file:

Or for file storage:

Examples

Basic Rate Limiting Example

Analytics Tracking Example

License

This project is licensed under the Apache-2.0 License. See the LICENSE file for details.

Author

Anjolaanuoluwapo
Email: [email protected]

Thank you for using PHP Rate Limiter! If you have any questions or issues, feel free to open an issue or contact the author.

All versions of php_rate_limiter with dependencies

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Package Version
Requires vlucas/phpdotenv Version ^5.6
predis/predis Version ^2.3
ext-fileinfo Version *
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