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<?php
namespace WP_Rocket\ThirdParty\Hostings;
use WP_Rocket\Event_Management\Subscriber_Interface;
/**
* Subscriber for compatibility with PRO ISP hosting.
*
* @since 3.13.1
*/
class ProIsp implements Subscriber_Interface {
/**
* Array of events this subscriber wants to listen to.
*
* @return array
*/
public static function get_subscribed_events() {
return [
'do_rocket_varnish_http_purge' => 'is_varnish_active',
'rocket_varnish_field_settings' => 'maybe_set_varnish_addon_title',
'rocket_display_input_varnish_auto_purge' => 'should_display_varnish_auto_purge_input',
];
}
/**
* Purge varnish cache.
*
* @return boolean
*/
public function should_display_varnish_auto_purge_input(): bool {
return ! $this->is_varnish_active();
}
/**
* Set varnish addon title
*
* @param array $settings Varnish settings field data.
* @return array
*/
public function maybe_set_varnish_addon_title( array $settings ): array {
// Bail out if varnish is disabled.
if ( ! $this->is_varnish_active() ) {
return $settings;
}
$settings['varnish_auto_purge']['title'] = sprintf(
// Translators: %s = Hosting name.
__( 'Your site is hosted on %s, we have enabled Varnish auto-purge for compatibility.', 'rocket' ),
'PRO ISP'
);
return $settings;
}
/**
* Check if varnish option is enabled.
*
* @return boolean
*/
public function is_varnish_active() {
return rocket_get_constant( 'vcaching', false ) && rest_sanitize_boolean( get_option( 'varnish_caching_enable' ) );
}
}