FastcgiCacheBust   A
last analyzed

Complexity

Total Complexity 5

Size/Duplication

Total Lines 116
Duplicated Lines 0 %

Importance

Changes 8
Bugs 0 Features 0
Metric Value
eloc 44
c 8
b 0
f 0
dl 0
loc 116
rs 10
wmc 5

3 Methods

Rating   Name   Duplication   Size   Complexity  
A settingsHtml() 0 12 2
A init() 0 48 2
A createSettingsModel() 0 3 1
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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\events\ElementEvent;
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use craft\events\RegisterCacheOptionsEvent;
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use craft\services\Elements;
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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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/**
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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 ?FastcgiCacheBust $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 string $schemaVersion = '1.0.0';
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    /**
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     * @var bool
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     */
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    public bool $hasCpSection = false;
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    /**
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     * @var bool
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     */
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    public bool $hasCpSettings = true;
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    // Public Methods
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    // =========================================================================
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    /**
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     * @inheritdoc
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     */
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    public function init(): void
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    {
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        parent::init();
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        self::$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): void {
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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 = $event->element;
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                // Only bust the cache if it's not certain excluded element types
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                if (self::$plugin->cache->shouldBustCache($element)) {
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                    Craft::debug(
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                        'Cache busted due to saving: ' . $element::class . ' - ' . $element->title,
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                        __METHOD__
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                    );
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                    FastcgiCacheBust::$plugin->cache->clearAll();
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                }
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            }
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        );
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        // Handler: 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): void {
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                $event->options[] = [
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                    'key' => 'fastcgi-cache-bust',
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                    'label' => Craft::t('fastcgi-cache-bust', 'FastCGI Cache'),
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                    'action' => function(): void {
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                        FastcgiCacheBust::$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' => $this->name]
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            ),
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            __METHOD__
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        );
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    }
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    // Protected Methods
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    // =========================================================================
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    /**
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     * @inheritdoc
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     */
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    protected function createSettingsModel(): Settings
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    {
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        return new Settings();
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    }
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    /**
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     * @inheritdoc
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     */
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    protected function settingsHtml(): ?string
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    {
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        try {
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            return Craft::$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 $exception) {
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            Craft::error($exception->getMessage(), __METHOD__);
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            return '';
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        }
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    }
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}
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