App\Traits\CacheProtectFunction

Complexity

Total Complexity

9

Size/Duplication

Total Lines	65
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Importance

Changes	3
Bugs	0	Features	0

3 Methods

Rating	Name	Duplication	Size	Complexity
B	__call()	0	22	5
A	getExpire()	0	11	2
A	forgetCache()	0	11	2

<?php

namespace App\Traits;

use Illuminate\Support\Facades\Input;
use Illuminate\Support\Facades\Cache;

trait CacheProtectFunction
{
    /**
     * @param $method
     * @param $parameters
     * @return mixed
     * cache through __call
     */
    public function __call($method, $parameters)
    {
        $cacheName = __CLASS__ . ":" . $method . "_" . md5(json_encode($parameters));

        $expire = $this->getExpire($method);

        $closure = function () use ($method, $parameters) {
            return call_user_func_array([$this, $method], $parameters);
        };

        if (config('app.debug') && Input::get('skipCache')) {
            return $closure();
        }

        if (config('app.debug') && Input::get('forgetCache')) {
            Cache::forget($cacheName);
        }

        $result = Cache::remember($cacheName, $expire, $closure);

        return $result;
    }

    /**
     * @param $method
     * @return int
     * get expire by reflection
     */
    private function getExpire($method)
    {
        $rf = new \ReflectionMethod($this,$method);
        $staticVar = $rf->getStaticVariables();
        if (array_key_exists('expire',$staticVar)){
            $expire = $staticVar['expire'];
        } else {
            $expire = 60;
        }
        return $expire;
    }

    /**
     * @return bool
     * delete all cache from the class
     * TODO support other driver
     */
    public function forgetCache(){
        $cacheName = __CLASS__ . ':*';

        $redis = Cache::getRedis();
        $keys = $redis->keys($cacheName);
        if ($keys) {
            $redis->del($keys);
        };

        return true;
    }
}