Completed
Pull Request — master (#6)
by Richan
03:33
created

CacheableObserver::__construct()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 4
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 4
rs 10
c 0
b 0
f 0
cc 1
eloc 2
nc 1
nop 1
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<?php
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namespace Suitmedia\Cacheable;
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use Illuminate\Contracts\Events\Dispatcher;
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use Illuminate\Database\Eloquent\Model;
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use Suitmedia\Cacheable\Contracts\CacheableModel;
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use Suitmedia\Cacheable\Events\CacheableEvent;
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use Suitmedia\Cacheable\Events\CacheableInvalidated;
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use Suitmedia\Cacheable\Events\CacheableInvalidating;
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class CacheableObserver
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{
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    /**
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     * Event dispatcher object.
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     *
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     * @var \Illuminate\Contracts\Events\Dispatcher
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     */
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    protected $events;
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    /**
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     * Cacheable observer constructor.
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     *
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     * @param \Illuminate\Contracts\Events\Dispatcher $events
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     */
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    public function __construct(Dispatcher $events)
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    {
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        $this->events = $events;
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    }
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    /**
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     * Fire cacheable events.
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     *
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     * @param  \Suitmedia\Cacheable\Events\CacheableEvent $event
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     * @return mixed
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     */
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    public function fireEvent(CacheableEvent $event)
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    {
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        if (method_exists($this->events, 'fire')) {
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            return $this->events->fire($event);
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        }
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        return $this->events->dispatch($event);
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    }
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    /**
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     * Tell the cacheable service to flush all cache
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     * that related to the given model.
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     *
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     * @param \Suitmedia\Cacheable\Contracts\CacheableModel $model
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     *
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     * @return void
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     */
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    protected function flushCache(CacheableModel $model)
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    {
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        $tags = $model->cacheTags();
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        $this->fireEvent(new CacheableInvalidating($model, $tags));
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        \Cacheable::flush($tags);
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        $this->fireEvent(new CacheableInvalidated($model, $tags));
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    }
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    /**
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     * Saved event handler.
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     *
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     * @param \Suitmedia\Cacheable\Contracts\CacheableModel $model
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     *
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     * @return void
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     */
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    public function saved(CacheableModel $model)
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    {
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        $this->flushCache($model);
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    }
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    /**
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     * Deleted event handler.
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     *
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     * @param \Suitmedia\Cacheable\Contracts\CacheableModel $model
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     *
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     * @return void
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     */
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    public function deleted(CacheableModel $model)
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    {
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        $this->flushCache($model);
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    }
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    /**
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     * Restored event handler.
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     *
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     * @param \Suitmedia\Cacheable\Contracts\CacheableModel $model
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     *
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     * @return void
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     */
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    public function restored(CacheableModel $model)
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    {
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        $this->flushCache($model);
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    }
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}
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