WP Manifestindependent plugin directory
manifest / ecommerce / acf-flexible-filters

ACF Flexible Filters

Redis-cached AJAX product filter for WooCommerce and ACF Flexible Content fields: ~2s to under 200ms on 9,500+ SKUs.

by Muhammad Afaque · github.com/muhammad-afaque/acf-flexible-filters · website

★ 0stars

Install

Download source zip No release zip yet

This is the repository archive. It installs, but the folder name will carry the branch suffix and updates will not flow.

Install straight from GitHub with WP-CLI:

wp plugin install https://github.com/muhammad-afaque/acf-flexible-filters/archive/refs/heads/main.zip
No built-in updater. New versions won't appear under Dashboard → Updates. Install new releases yourself, or let Git Updater track the repository.
Readme github.com/muhammad-afaque/acf-flexible-filters ↗

A WordPress plugin that provides dynamic AJAX-powered filters for ACF Flexible Content fields with Redis caching integration.

Core Features

Filter System

  • Dynamic AJAX-based filtering
  • Real-time results without page reload
  • Custom taxonomy (collection) support
  • Flexible content field integration
  • Search functionality within filter groups

Caching Architecture

  • Redis caching integration
  • Transient fallback system
  • Pattern-based cache clearing
  • Automatic cache invalidation
  • Performance-optimized queries

Performance Features

  • Lazy loading via AJAX
  • Optimized database queries
  • Cached filter results
  • Memory-efficient processing
  • Batch product processing

Technical Requirements

  • WordPress 5.0+
  • PHP 7.4+
  • Advanced Custom Fields Pro
  • Redis (recommended)
  • WP Redis Object Cache plugin (for Redis integration)

Installation

  1. Upload plugin to /wp-content/plugins/
  2. Activate through WordPress admin
  3. Configure Redis in wp-config.php (optional):
    define('WP_REDIS_HOST', '127.0.0.1');
define('WP_REDIS_PORT', 6379);
define('WP_REDIS_TIMEOUT', 1);

Cache Management

Automatic Cache Clearing

  • On product save/update
  • When collections are modified
  • Through admin bar clear cache button

Cache Implementation

  • Primary: Redis object cache
  • Fallback: WordPress transients
  • Cache key pattern: acf_filter_sidebar_{term_id}
  • Pattern-based clearing: acf_filter_result_*

Usage

Filter Implementation

// Add filters to template
echo acf_flexible_filters_render_groups($filters);

Available Hooks

// Filter rendering
add_filter('acf_flexible_filters_render', 'your_function');

// Cache duration
add_filter('acf_flexible_filters_cache_duration', 'your_function');

Admin Features

  • Clear cache button in admin bar
  • Automatic cache management
  • Collection-specific filtering

Ajax Features

  • Dynamic content loading
  • Pagination support
  • Real-time filter updates
  • Search within filter groups
  • Filter combination support

Performance Optimization

Query Optimization

  • Uses WP_Query with specific field selection
  • Cached results for repeated queries
  • Optimized meta queries
  • Efficient data structuring

Memory Management

  • Batch processing for large datasets
  • Garbage collection handling
  • Memory limit considerations
  • Cache compression

Support

For technical support and feature requests, please contact plugin developer.

License

GPL v2 or later

Note: Redis integration is recommended for optimal performance but not required. The plugin will fallback to WordPress transients when Redis is unavailable.