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<?php
class SiteOrigin_Panels_Cache_Renderer {
function __construct() {
// Clear cache when the Page Builder version changes
add_action( 'siteorigin_panels_version_changed', array( $this, 'clear_cache' ), 10, 0 );
// When we activate/deactivate a plugin or switch themes that might change rendering
add_action( 'activated_plugin', array( $this, 'clear_cache' ), 10, 0 );
add_action( 'deactivated_plugin', array( $this, 'clear_cache' ), 10, 0 );
add_action( 'switch_theme', array( $this, 'clear_cache' ), 10, 0 );
// When settings are saved, this is also a good way to force a cache refresh
add_action( 'siteorigin_panels_save_settings', array( $this, 'clear_cache' ), 10, 0 );
// When a single post is saved
add_action( 'save_post', array( $this, 'clear_cache' ), 10, 2 );
}
/**
* @return SiteOrigin_Panels_Cache_Renderer
*/
static function single() {
static $single;
return empty( $single ) ? $single = new self() : $single;
}
/**
* Clear post meta cache.
*
* Keep this around for a bit in attempt to delete any existing caches.
*/
public function clear_cache(){
delete_post_meta_by_key( 'siteorigin_panels_cache' );
}
}
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