Clear Caches

Purge all of the WordPress caches

Changelog

3.0.0

• major refactoring and security hardening
• Multisite network sitemeta transients now cleared (for super admins only)
• added total deleted row count to cleared transients success message
• added dynamic nonce helper with static caching for AJAX
• replaced sanitize_text_field() with sanitize_key() for AJAX request
• improved capability fallback logic via get_clear_caches_capability() helper
• restricted Nginx cache deletion to known safe paths (supports SlickStack, EasyEngine, WordOps, and more)
• updated Nginx deletion logic with stricter realpath + validation
• improved JS modal UX (ARIA tags, better namespaces, more WordPress-native CSS styling)
• improved JS modal security (gracefully degrades if clearCachesData is missing, escapes messages with .text() now to prevent HTML injection)
• added wp_die() after all wp_send_json_*() responses
• added Requires PHP plugin header
• added Tested up to plugin header
• added Update URI plugin header
• added Text Domain plugin header

2.0.2

• fixed gu_override_dot_org snippet

2.0.1

• fixed enqueue of jQuery both frontend and backend

2.0.0

• completely refactored to WordPress coding standards
• now supports multiple object cache softwares (Memcached, Memcache, Redis, Predis, Relay Cache, and default WordPress object cache)
• now supports clearing (deleting) database transients
• better messaging in case of success or failure in each cache module
• better verification of actual flushing in certain modules
• new defined constant CLEAR_CACHES_MIN_CAPABILITY
• new defined constant CLEAR_CACHES_TRANSIENTS
• supports PHP 7.0 to PHP 8.3
• supports Multisite

1.2.3

• fixed fatal error (missing bracket)

1.2.2

• fixed undefined variable error (new default $modified = false)

1.2.1

• tweaked spelling of various buttons
• tested with WP 5.1

1.2.0

• PBP v1.2.0
• AUTOMATIC_UPDATE_PLUGINS

1.1.1

• simplied settings page to be single page (no tabs)
• new button Save Nginx Path
• popup modal outputs the Nginx path when caches are cleared

1.1.0

• changed plugin name from Purge Them All to Clear Caches
• PBP v1.1.1
• defined constant CLEAR_CACHES
• defined constant CLEAR_CACHES_NGINX
• defined constant CLEAR_CACHES_NGINX_PATH
• defined constant CLEAR_CACHES_OBJECT
• defined constant CLEAR_CACHES_OPCACHE
• removed all CloudFlare integration
• (focus going forward will be on-server caches only)

1.0.0

• initial release
• uses PHP namespaces
• object-oriented codebase