144 lines
2.6 KiB
PHP
Executable File
144 lines
2.6 KiB
PHP
Executable File
<?php namespace Efriandika\LaravelSettings;
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/**
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* Class Cache
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* @package Efriandika\LaravelSettings
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*/
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class Cache
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{
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/**
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* Path to cache file
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*
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* @var string
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*/
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protected $cacheFile;
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/**
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* Cached Settings
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*
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* @var array
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*/
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protected $settings;
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/**
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* Constructor
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*
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* @param string $cacheFile
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*/
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public function __construct($cacheFile)
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{
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$this->cacheFile = $cacheFile;
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$this->checkCacheFile();
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$this->settings = $this->getAll();
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}
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/**
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* Sets a value
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*
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* @param $key
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* @param $value
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*
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* @return mixed
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*/
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public function set($key, $value)
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{
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$this->settings[$key] = $value;
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$this->store();
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return $value;
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}
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/**
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* Gets a value
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*
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* @param $key
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* @param null $default
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*
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* @return mixed
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*/
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public function get($key, $default = null)
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{
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return (array_key_exists($key, $this->settings) ? $this->settings[$key] : $default);
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}
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/**
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* Checks if $key is cached
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*
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* @param $key
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*
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* @return bool
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*/
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public function hasKey($key)
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{
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return array_key_exists($key, $this->settings);
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}
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/**
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* Gets all cached settings
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*
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* @return array
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*/
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public function getAll()
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{
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$values = json_decode(file_get_contents($this->cacheFile), true);
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foreach ($values as $key => $value) {
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$values[$key] = unserialize($value);
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}
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return $values;
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}
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/**
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* Stores all settings to the cache file
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*
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* @return void
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*/
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private function store()
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{
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$settings = [];
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foreach ($this->settings as $key => $value) {
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$settings[$key] = serialize($value);
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}
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file_put_contents($this->cacheFile, json_encode($settings));
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}
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/**
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* Removes a value
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*
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* @return void
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*/
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public function forget($key)
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{
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if (array_key_exists($key, $this->settings)) {
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unset($this->settings[$key]);
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}
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$this->store();
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}
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/**
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* Removes all values
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*
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* @return void
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*/
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public function flush()
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{
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file_put_contents($this->cacheFile, json_encode([]));
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// fixed the set after immediately the flush, should be returned empty
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$this->settings = [];
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}
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/**
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* Checks if the cache file exists and creates it if not
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*
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* @return void
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*/
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private function checkCacheFile()
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{
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if (!file_exists($this->cacheFile)) {
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$this->flush();
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}
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}
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}
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