71 lines
1.6 KiB
PHP
71 lines
1.6 KiB
PHP
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<?php
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/*
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* This file is part of Composer.
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*
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* (c) Nils Adermann <naderman@naderman.de>
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* Jordi Boggiano <j.boggiano@seld.be>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Composer;
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use Composer\IO\IOInterface;
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/**
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* Reads/writes to a filesystem cache
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*
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* @author Jordi Boggiano <j.boggiano@seld.be>
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*/
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class Cache
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{
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private $io;
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private $root;
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private $enabled = true;
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public function __construct(IOInterface $io, $cacheKey = null)
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{
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$this->io = $io;
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if (defined('PHP_WINDOWS_VERSION_MAJOR')) {
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$this->root = getenv('APPDATA') . rtrim('/Composer/cache/' . $cacheKey, '/') . '/';
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} else {
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$this->root = getenv('HOME') . rtrim('/.composer/cache/' . $cacheKey, '/') . '/';
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}
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if (!is_dir($this->root)) {
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if (!@mkdir($this->root, 0777, true)) {
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$this->enabled = false;
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}
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}
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}
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public function getRoot()
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{
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return $this->root;
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}
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public function read($file)
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{
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if ($this->enabled && file_exists($this->root . $file)) {
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return file_get_contents($this->root . $file);
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}
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}
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public function write($file, $contents)
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{
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if ($this->enabled) {
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file_put_contents($this->root . $file, $contents);
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}
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}
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public function sha1($file)
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{
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if ($this->enabled && file_exists($this->root . $file)) {
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return sha1_file($this->root . $file);
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}
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}
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}
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