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<?php |
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/** |
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* FastCGI Cache Bust plugin for Craft CMS 3.x |
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* |
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* Bust the Nginx FastCGI Cache when entries are saved or created. |
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* |
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* @link https://nystudio107.com |
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* @copyright Copyright (c) 2017 nystudio107 |
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*/ |
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namespace nystudio107\fastcgicachebust; |
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use Craft; |
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use craft\base\Element; |
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use craft\base\Plugin; |
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use craft\elements\Entry; |
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use craft\events\DeleteTemplateCachesEvent; |
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use craft\events\ElementEvent; |
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use craft\events\RegisterCacheOptionsEvent; |
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use craft\services\Elements; |
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use craft\services\TemplateCaches; |
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use craft\utilities\ClearCaches; |
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use nystudio107\fastcgicachebust\models\Settings; |
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use nystudio107\fastcgicachebust\services\ServicesTrait; |
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use yii\base\Event; |
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use yii\base\Exception; |
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use function get_class; |
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/** |
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* Class FastcgiCacheBust |
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* |
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* @author nystudio107 |
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* @package FastcgiCacheBust |
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* @since 1.0.0 |
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*/ |
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class FastcgiCacheBust extends Plugin |
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{ |
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// Traits |
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// ========================================================================= |
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use ServicesTrait; |
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// Static Properties |
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// ========================================================================= |
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/** |
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* @var FastcgiCacheBust |
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*/ |
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public static $plugin; |
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// Public Properties |
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// ========================================================================= |
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/** |
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* @var string |
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*/ |
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public $schemaVersion = '1.0.0'; |
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/** |
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* @var bool |
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*/ |
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public $hasCpSection = false; |
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/** |
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* @var bool |
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*/ |
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public $hasCpSettings = true; |
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// Public Methods |
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// ========================================================================= |
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/** |
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* @inheritdoc |
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*/ |
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public function init() |
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{ |
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parent::init(); |
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self::$plugin = $this; |
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// Handler: Elements::EVENT_AFTER_SAVE_ELEMENT |
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Event::on( |
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Elements::class, |
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Elements::EVENT_AFTER_SAVE_ELEMENT, |
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function (ElementEvent $event) { |
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Craft::debug( |
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'Elements::EVENT_AFTER_SAVE_ELEMENT', |
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__METHOD__ |
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); |
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/** @var Element $element */ |
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$element = $event->element; |
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// Only bust the cache if it's not certain excluded element types |
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if ($this->shouldBustCache($element)) { |
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Craft::debug( |
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'Cache busted due to saving: ' . get_class($element) . ' - ' . $element->title, |
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__METHOD__ |
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); |
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FastcgiCacheBust::$plugin->cache->clearAll(); |
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} |
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} |
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); |
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// Handler: TemplateCaches::EVENT_AFTER_DELETE_CACHES |
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Event::on( |
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TemplateCaches::class, |
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TemplateCaches::EVENT_AFTER_DELETE_CACHES, |
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static function (DeleteTemplateCachesEvent $event) { |
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FastcgiCacheBust::$plugin->cache->clearAll(); |
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} |
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); |
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// Handler: ClearCaches::EVENT_REGISTER_CACHE_OPTIONS |
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Event::on( |
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ClearCaches::class, |
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ClearCaches::EVENT_REGISTER_CACHE_OPTIONS, |
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static function (RegisterCacheOptionsEvent $event) { |
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$event->options[] = [ |
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'key' => 'fastcgi-cache-bust', |
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'label' => Craft::t('fastcgi-cache-bust', 'FastCGI Cache'), |
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'action' => function () { |
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FastcgiCacheBust::$plugin->cache->clearAll(); |
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}, |
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]; |
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} |
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); |
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Craft::info( |
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Craft::t( |
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'fastcgi-cache-bust', |
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'{name} plugin loaded', |
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['name' => $this->name] |
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), |
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__METHOD__ |
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); |
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} |
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// Protected Methods |
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// ========================================================================= |
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/** |
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* Determine whether the cache should be busted or not based on the $element |
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* |
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* @param Element $element |
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* |
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* @return bool |
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*/ |
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protected function shouldBustCache(Element $element): bool |
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{ |
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$bustCache = true; |
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// Only bust the cache if the element is ENABLED or LIVE |
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if (($element->getStatus() !== Element::STATUS_ENABLED) |
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&& ($element->getStatus() !== Entry::STATUS_LIVE) |
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) { |
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$bustCache = false; |
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} |
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return $bustCache; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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protected function createSettingsModel() |
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{ |
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return new Settings(); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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protected function settingsHtml(): string |
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{ |
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try { |
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return Craft::$app->view->renderTemplate( |
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'fastcgi-cache-bust/settings', |
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[ |
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'settings' => $this->getSettings(), |
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] |
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); |
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} catch (Exception $e) { |
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Craft::error($e->getMessage(), __METHOD__); |
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return ''; |
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} |
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} |
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} |
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nystudio107 /
craft-fastcgicachebust
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