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@ -13,6 +13,7 @@
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namespace Composer;
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use Composer\IO\IOInterface;
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use Composer\Util\Filesystem;
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/**
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* Reads/writes to a filesystem cache
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@ -24,11 +25,15 @@ class Cache
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private $io;
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private $root;
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private $enabled = true;
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private $whitelist;
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private $filesystem;
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public function __construct(IOInterface $io, $cacheDir)
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public function __construct(IOInterface $io, $cacheDir, $whitelist = 'a-z0-9.', Filesystem $filesystem = null)
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{
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$this->io = $io;
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$this->root = rtrim($cacheDir, '/\\') . '/';
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$this->whitelist = $whitelist;
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$this->filesystem = $filesystem ?: new Filesystem();
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if (!is_dir($this->root)) {
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if (!@mkdir($this->root, 0777, true)) {
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@ -44,7 +49,7 @@ class Cache
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public function read($file)
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{
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$file = preg_replace('{[^a-z0-9.]}i', '-', $file);
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$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
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if ($this->enabled && file_exists($this->root . $file)) {
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return file_get_contents($this->root . $file);
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}
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@ -53,14 +58,37 @@ class Cache
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public function write($file, $contents)
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{
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if ($this->enabled) {
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$file = preg_replace('{[^a-z0-9.]}i', '-', $file);
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$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
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file_put_contents($this->root . $file, $contents);
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}
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}
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public function copyFrom($file, $source)
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{
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if ($this->enabled) {
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$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
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$this->filesystem->ensureDirectoryExists(dirname($this->root . $file));
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copy($source, $this->root . $file);
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}
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}
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public function copyTo($file, $target)
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{
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$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
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if ($this->enabled && file_exists($this->root . $file)) {
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touch($this->root . $file);
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return copy($this->root . $file, $target);
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}
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}
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public function gc($expire)
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{
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// TODO
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}
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public function sha1($file)
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{
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$file = preg_replace('{[^a-z0-9.]}i', '-', $file);
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$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
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if ($this->enabled && file_exists($this->root . $file)) {
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return sha1_file($this->root . $file);
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}
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@ -68,7 +96,7 @@ class Cache
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public function sha256($file)
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{
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$file = preg_replace('{[^a-z0-9.]}i', '-', $file);
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$file = preg_replace('{[^'.$this->whitelist.']}i', '-', $file);
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if ($this->enabled && file_exists($this->root . $file)) {
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return hash_file('sha256', $this->root . $file);
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}
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