CacheFlag::addElementEventListeners() - Code Metrics - Inspection of "Bump to 1.2.0" - mmikkel/CacheFlag-Craft3 - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( f96468...e8dc9f )

by M. Mikkel

created 2020-07-23 17:58 UTC

CacheFlag::addElementEventListeners() A

↳ Parent: CacheFlag

Complexity

Conditions	5
Paths	1

Size

Total Lines	51
Code Lines	28

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	5
eloc	28
c	1
b	0
f	0
nc	1
nop	0
dl	0
loc	51
rs	9.1608

How to fix Long Method

<?php
/**
 * Cache Flag plugin for Craft CMS 3.x
 *
 * Flag and clear template caches.
 *
 * @link      https://vaersaagod.no
 * @copyright Copyright (c) 2018 Mats Mikkel Rummelhoff
 */

namespace mmikkel\cacheflag;

use Craft;
use craft\base\Element;
use craft\base\ElementInterface;
use craft\base\Plugin;
use craft\console\Application as ConsoleApplication;
use craft\elements\actions\SetStatus;
use craft\events\ElementEvent;
use craft\events\ElementActionEvent;
use craft\events\MergeElementsEvent;
use craft\events\MoveElementEvent;
use craft\events\PluginEvent;
use craft\events\RegisterCacheOptionsEvent;
use craft\events\TemplateEvent;
use craft\helpers\ElementHelper;
use craft\services\Elements;
use craft\services\Plugins;
use craft\services\ProjectConfig;
use craft\services\Structures;
use craft\utilities\ClearCaches;
use craft\web\UrlManager;
use craft\web\twig\variables\CraftVariable;
use craft\web\View;

use yii\base\Event;
use yii\base\InvalidConfigException;

use mmikkel\cacheflag\services\CacheFlagService;
use mmikkel\cacheflag\services\ProjectConfig as CacheFlagProjectConfigService;
use mmikkel\cacheflag\services\TemplateCachesService;
use mmikkel\cacheflag\twigextensions\Extension as CacheFlagTwigExtension;
use mmikkel\cacheflag\variables\CpVariable;

/**
 * Class CacheFlag
 *
 * @author    Mats Mikkel Rummelhoff
 * @package   CacheFlag
 * @since     1.0.0
 *
 * @property CacheFlagService $cacheFlag
 * @property CacheFlagProjectConfigService $projectConfig
 * @property TemplateCachesService $templateCaches
 */
class CacheFlag extends Plugin
{
    // Static Properties
    // =========================================================================

    /**
     * @var CacheFlag
     */
    public static $plugin;

    // Public Properties
    // =========================================================================

    /**
     * @var string
     */
    public $schemaVersion = '1.0.1';

    // Public Methods
    // =========================================================================

    /**
     * @inheritdoc
     */
    public function init()
    {
        parent::init();
        self::$plugin = $this;

        // Register services
        $this->setComponents([
            'cacheFlag' => CacheFlagService::class,
            'projectConfig' => CacheFlagProjectConfigService::class,
            'templateCaches' => TemplateCachesService::class,
        ]);

        $this->initProjectConfig();

        $this->addElementEventListeners();

        // Register custom Twig extension
        Craft::$app->getView()->registerTwigExtension(new CacheFlagTwigExtension());

        // Add option to the Clear Caches utility to invalidate all flagged caches
        Event::on(ClearCaches::class, ClearCaches::EVENT_REGISTER_CACHE_OPTIONS,
            static function (RegisterCacheOptionsEvent $event) {
                $event->options[] = [
                    'key' => 'cacheflag-flagged-caches',
                    'label' => Craft::t('cache-flag', 'Flagged template caches'),
                    'action' => [CacheFlag::getInstance()->cacheFlag, 'invalidateAllFlaggedCaches'],
                    'info' => Craft::t('cache-flag', 'All template caches flagged using Cache Flag'),
                ];
            }
        );

        // Register CP variable
        Event::on(
            CraftVariable::class,
            CraftVariable::EVENT_INIT,
            function (Event $event) {
                /** @var CraftVariable $variable */
                $variable = $event->sender;
                $variable->set('cacheFlagCp', CpVariable::class);
            }
        );

        Craft::info(
            Craft::t(
                'cache-flag',
                '{name} plugin loaded',
                ['name' => $this->name]
            ),
            __METHOD__
        );
    }

    /** @inheritDoc */
    public function getCpNavItem()
    {
        if (!Craft::$app->getConfig()->getGeneral()->allowAdminChanges) {
            return null;
        }
        return parent::getCpNavItem();
    }

    /**
     *
     */
    protected function initProjectConfig()
    {
        Event::on(
            ProjectConfig::class,
            ProjectConfig::EVENT_REBUILD,
            [$this->projectConfig, 'onProjectConfigRebuild']
        );

        Craft::$app->projectConfig
            ->onAdd('cacheFlags.{uid}', [$this->projectConfig, 'onProjectConfigChange'])
            ->onUpdate('cacheFlags.{uid}', [$this->projectConfig, 'onProjectConfigChange'])
            ->onRemove('cacheFlags.{uid}', [$this->projectConfig, 'onProjectConfigDelete']);

        // Flush the project config when the plugin is uninstalled
        Event::on(
            Plugins::class,
            Plugins::EVENT_AFTER_UNINSTALL_PLUGIN,
            function (PluginEvent $event) {
                if ($event->plugin === $this) {
                    Craft::$app->getProjectConfig()->remove('cacheFlags');
                }
            }
        );
    }

    /**
     *
     */
    protected function addElementEventListeners()
    {
        // Invalidate flagged caches when elements are saved
        Event::on(
            Elements::class,
            Elements::EVENT_AFTER_SAVE_ELEMENT,
            function (ElementEvent $event) {
                $this->_maybeInvalidateFlaggedCachesByElement($event->element);
            }
        );

        // Invalidate flagged caches when elements are deleted
        Event::on(
            Elements::class,
            Elements::EVENT_BEFORE_DELETE_ELEMENT,
            function (ElementEvent $event) {
                $this->_maybeInvalidateFlaggedCachesByElement($event->element);
            }
        );

        // Invalidate flagged caches when structure entries are moved
        Event::on(
            Structures::class,
            Structures::EVENT_AFTER_MOVE_ELEMENT,
            function (MoveElementEvent $event) {
                $this->_maybeInvalidateFlaggedCachesByElement($event->element);
            }
        );

        // Invalidate flagged caches when elements change status
        Event::on(
            Elements::class,
            Elements::EVENT_AFTER_PERFORM_ACTION,
            function (ElementActionEvent $event) {

                /* @var ElementActionInterface|null $action */
                $action = $event->action;
                if ($action === null || \get_class($action) !== SetStatus::class) {
                    return;
                }

                /* @var ElementQueryInterface|null $criteria */
                $criteria = $event->criteria;
                if ($criteria === null) {
                    return;
                }

                /** @var ElementInterface[] $elements */
                $elements = $criteria->all();
                foreach ($elements as $element) {
                    $this->_maybeInvalidateFlaggedCachesByElement($element);
                }
            }
        );
    }

    /**
     * @param ElementInterface|Element|null $element
     */
    private function _maybeInvalidateFlaggedCachesByElement($element)
    {
        /** @var Element $element */
        if ($element === null || ElementHelper::isDraftOrRevision($element)) {
            return;
        }
        CacheFlag::$plugin->cacheFlag->invalidateFlaggedCachesByElement($element);
    }

}


1			<?php
2			/**
3			* Cache Flag plugin for Craft CMS 3.x
4			*
5			* Flag and clear template caches.
6			*
7			* @link https://vaersaagod.no
8			* @copyright Copyright (c) 2018 Mats Mikkel Rummelhoff
9			*/
10
11			namespace mmikkel\cacheflag;
12
13			use Craft;
14			use craft\base\Element;
15			use craft\base\ElementInterface;
16			use craft\base\Plugin;
17			use craft\console\Application as ConsoleApplication;
18			use craft\elements\actions\SetStatus;
19			use craft\events\ElementEvent;
20			use craft\events\ElementActionEvent;
21			use craft\events\MergeElementsEvent;
22			use craft\events\MoveElementEvent;
23			use craft\events\PluginEvent;
24			use craft\events\RegisterCacheOptionsEvent;
25			use craft\events\TemplateEvent;
26			use craft\helpers\ElementHelper;
27			use craft\services\Elements;
28			use craft\services\Plugins;
29			use craft\services\ProjectConfig;
30			use craft\services\Structures;
31			use craft\utilities\ClearCaches;
32			use craft\web\UrlManager;
33			use craft\web\twig\variables\CraftVariable;
34			use craft\web\View;
35
36			use yii\base\Event;
37			use yii\base\InvalidConfigException;
38
39			use mmikkel\cacheflag\services\CacheFlagService;
40			use mmikkel\cacheflag\services\ProjectConfig as CacheFlagProjectConfigService;
41			use mmikkel\cacheflag\services\TemplateCachesService;
42			use mmikkel\cacheflag\twigextensions\Extension as CacheFlagTwigExtension;
43			use mmikkel\cacheflag\variables\CpVariable;
44
45			/**
46			* Class CacheFlag
47			*
48			* @author Mats Mikkel Rummelhoff
49			* @package CacheFlag
50			* @since 1.0.0
51			*
52			* @property CacheFlagService $cacheFlag
53			* @property CacheFlagProjectConfigService $projectConfig
54			* @property TemplateCachesService $templateCaches
55			*/
56			class CacheFlag extends Plugin
57			{
58			// Static Properties
59			// =========================================================================
60
61			/**
62			* @var CacheFlag
63			*/
64			public static $plugin;
65
66			// Public Properties
67			// =========================================================================
68
69			/**
70			* @var string
71			*/
72			public $schemaVersion = '1.0.1';
73
74			// Public Methods
75			// =========================================================================
76
77			/**
78			* @inheritdoc
79			*/
80			public function init()
81			{
82			parent::init();
83			self::$plugin = $this;
84
85			// Register services
86			$this->setComponents([
87			'cacheFlag' => CacheFlagService::class,
88			'projectConfig' => CacheFlagProjectConfigService::class,
89			'templateCaches' => TemplateCachesService::class,
90			]);
91
92			$this->initProjectConfig();
93
94			$this->addElementEventListeners();
95
96			// Register custom Twig extension
97			Craft::$app->getView()->registerTwigExtension(new CacheFlagTwigExtension());
98
99			// Add option to the Clear Caches utility to invalidate all flagged caches
100			Event::on(ClearCaches::class, ClearCaches::EVENT_REGISTER_CACHE_OPTIONS,
101			static function (RegisterCacheOptionsEvent $event) {
102			$event->options[] = [
103			'key' => 'cacheflag-flagged-caches',
104			'label' => Craft::t('cache-flag', 'Flagged template caches'),
105			'action' => [CacheFlag::getInstance()->cacheFlag, 'invalidateAllFlaggedCaches'],
106			'info' => Craft::t('cache-flag', 'All template caches flagged using Cache Flag'),
107			];
108			}
109			);
110
111			// Register CP variable
112			Event::on(
113			CraftVariable::class,
114			CraftVariable::EVENT_INIT,
115			function (Event $event) {
116			/** @var CraftVariable $variable */
117			$variable = $event->sender;
118			$variable->set('cacheFlagCp', CpVariable::class);
119			}
120			);
121
122			Craft::info(
123			Craft::t(
124			'cache-flag',
125			'{name} plugin loaded',
126			['name' => $this->name]
127			),
128			__METHOD__
129			);
130			}
131
132			/** @inheritDoc */
133			public function getCpNavItem()
134			{
135			if (!Craft::$app->getConfig()->getGeneral()->allowAdminChanges) {
136			return null;
137			}
138			return parent::getCpNavItem();
139			}
140
141			/**
142			*
143			*/
144			protected function initProjectConfig()
145			{
146			Event::on(
147			ProjectConfig::class,
148			ProjectConfig::EVENT_REBUILD,
149			[$this->projectConfig, 'onProjectConfigRebuild']
150			);
151
152			Craft::$app->projectConfig
153			->onAdd('cacheFlags.{uid}', [$this->projectConfig, 'onProjectConfigChange'])
154			->onUpdate('cacheFlags.{uid}', [$this->projectConfig, 'onProjectConfigChange'])
155			->onRemove('cacheFlags.{uid}', [$this->projectConfig, 'onProjectConfigDelete']);
156
157			// Flush the project config when the plugin is uninstalled
158			Event::on(
159			Plugins::class,
160			Plugins::EVENT_AFTER_UNINSTALL_PLUGIN,
161			function (PluginEvent $event) {
162			if ($event->plugin === $this) {
163			Craft::$app->getProjectConfig()->remove('cacheFlags');
164			}
165			}
166			);
167			}
168
169			/**
170			*
171			*/
172			protected function addElementEventListeners()
173			{
174			// Invalidate flagged caches when elements are saved
175			Event::on(
176			Elements::class,
177			Elements::EVENT_AFTER_SAVE_ELEMENT,
178			function (ElementEvent $event) {
179			$this->_maybeInvalidateFlaggedCachesByElement($event->element);
180			}
181			);
182
183			// Invalidate flagged caches when elements are deleted
184			Event::on(
185			Elements::class,
186			Elements::EVENT_BEFORE_DELETE_ELEMENT,
187			function (ElementEvent $event) {
188			$this->_maybeInvalidateFlaggedCachesByElement($event->element);
189			}
190			);
191
192			// Invalidate flagged caches when structure entries are moved
193			Event::on(
194			Structures::class,
195			Structures::EVENT_AFTER_MOVE_ELEMENT,
196			function (MoveElementEvent $event) {
197			$this->_maybeInvalidateFlaggedCachesByElement($event->element);
198			}
199			);
200
201			// Invalidate flagged caches when elements change status
202			Event::on(
203			Elements::class,
204			Elements::EVENT_AFTER_PERFORM_ACTION,
205			function (ElementActionEvent $event) {
206
207			/* @var ElementActionInterface\|null $action */
208			$action = $event->action;
209			if ($action === null \|\| \get_class($action) !== SetStatus::class) {
210			return;
211			}
212
213			/* @var ElementQueryInterface\|null $criteria */
214			$criteria = $event->criteria;
215			if ($criteria === null) {
216			return;
217			}
218
219			/** @var ElementInterface[] $elements */
220			$elements = $criteria->all();
221			foreach ($elements as $element) {
222			$this->_maybeInvalidateFlaggedCachesByElement($element);
223			}
224			}
225			);
226			}
227
228			/**
229			* @param ElementInterface\|Element\|null $element
230			*/
231			private function _maybeInvalidateFlaggedCachesByElement($element)
232			{
233			/** @var Element $element */
234			if ($element === null \|\| ElementHelper::isDraftOrRevision($element)) {
235			return;
236			}
237			CacheFlag::$plugin->cacheFlag->invalidateFlaggedCachesByElement($element);
238			}
239
240			}
241

mmikkel / CacheFlag-Craft3

Push — master ( f96468...e8dc9f )

CacheFlag::addElementEventListeners() A

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