A super easy PHP Framework for web development! https://github.com/exacti/phacil-framework

210 lines
4.2 KiB

<?php
/*
* Copyright © 2021 ExacTI Technology Solutions. All rights reserved.
* GPLv3 General License.
* https://exacti.com.br
* Phacil PHP Framework - https://github.com/exacti/phacil-framework
*/
namespace Phacil\Framework;
final class Caches {
/**
*
* @var int
*/
private $expire = 3600;
/**
*
* @var string
*/
public $dirCache = "caches/";
/** @return void */
public function __construct() {
$this->dirCache = DIR_CACHE."caches/";
if (!file_exists($this->dirCache)) {
mkdir($this->dirCache, 0760, true);
}
$this->expire = (defined('CACHE_EXPIRE')) ? CACHE_EXPIRE : 3600;
}
/**
* @param string $key
* @return bool
*/
public function verify($key) {
$files = $this->valid($key);
if ($files) {
return true;
} else {
return false;
}
}
/**
* @param string $key
* @return bool
*/
public function check($key) {
return $this->verify($key);
}
/**
* @param string $key
* @return mixed
*/
public function get($key) {
$file = $this->valid($key);
if ($file) {
$cache = file_get_contents($file);
return $this->decode($cache);
}
}
/**
* @param string $key
* @param mixed $value
* @param bool $expire
* @return int|false
*/
public function set($key, $value, $expire = true) {
$this->delete($key);
$file = $this->dirCache . preg_replace('/[^A-Z0-9\._-]/i', '', $key) . '.cache';
return file_put_contents($file, $this->encode($value));
}
/**
* @param string $key
* @return int
*/
public function delete($key) {
$files = glob($this->dirCache . preg_replace('/[^A-Z0-9\.\*_-]/i', '', $key) . '.cache');
if ($files) {
foreach ($files as $file) {
if (file_exists($file)) {
unlink($file);
}
}
}
return (count($files));
}
/**
* @param mixed $value
* @return string|binary
*/
private function encode($value){
if(function_exists('igbinary_serialize')){
return igbinary_serialize($value);
} else {
return serialize($value);
}
}
/**
* @param string $value
* @return string
*/
private function decode($value){
if(function_exists('igbinary_serialize')){
return igbinary_unserialize($value);
} else {
return unserialize($value);
}
}
/**
* @param string $key
* @return false|string
*/
private function valid($key) {
$file = ($this->dirCache . preg_replace('/[^A-Z0-9\._-]/i', '', $key) . '.cache');
if (file_exists($file)) {
$time = filemtime($file) + $this->expire;
if ($time < time() and $time !== '0') {
unlink($file);
return false;
} else {
return $file;
}
} else {
return false;
}
}
/** @return true */
public function deleteAll() {
$files = glob($this->dirCache . '*.cache');
array_map('unlink', $files);
unset($files);
return true;
}
/** @return bool */
public function clear() {
return $this->deleteAll();
}
/** @return Phacil\Framework\stdClass */
public function stats() {
$obj = new \stdClass();
$obj->size = $this->GetDirectorySize($this->dirCache);
$obj->info = NULL;
$obj->rawData = NULL;
$obj->data = NULL;
return $obj;
}
/**
* @param string $path
* @return float|int
*/
private function GetDirectorySize($path){
$bytestotal = 0;
$path = realpath($path);
if($path!==false){
foreach(new RecursiveIteratorIterator(new RecursiveDirectoryIterator($path, FilesystemIterator::SKIP_DOTS)) as $object){
$bytestotal += $object->getSize();
}
}
return $bytestotal;
}
}