86 lines
1.9 KiB
PHP
Executable File
86 lines
1.9 KiB
PHP
Executable File
<?php
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namespace Github\HttpClient\Cache;
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use Guzzle\Http\Message\Response;
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class FilesystemCache implements CacheInterface
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{
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/**
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* @var string
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*/
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protected $path;
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/**
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* @param string $path
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*/
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public function __construct($path)
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{
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$this->path = $path;
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}
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/**
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* {@inheritdoc}
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*/
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public function get($id)
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{
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if (false !== $content = @file_get_contents($this->getPath($id))) {
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return unserialize($content);
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}
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throw new \InvalidArgumentException(sprintf('File "%s" not found', $this->getPath($id)));
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}
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/**
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* {@inheritdoc}
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*/
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public function set($id, Response $response)
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{
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if (!is_dir($this->path)) {
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@mkdir($this->path, 0777, true);
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}
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if (false === @file_put_contents($this->getPath($id), serialize($response))) {
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throw new \InvalidArgumentException(sprintf('Cannot put content in file "%s"', $this->getPath($id)));
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}
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if (false === @file_put_contents($this->getPath($id).'.etag', $response->getHeader('ETag'))) {
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throw new \InvalidArgumentException(sprintf('Cannot put content in file "%s"', $this->getPath($id).'.etag'));
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function has($id)
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{
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return file_exists($this->getPath($id));
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}
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/**
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* {@inheritdoc}
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*/
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public function getModifiedSince($id)
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{
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if ($this->has($id)) {
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return filemtime($this->getPath($id));
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}
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}
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public function getETag($id)
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{
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if (file_exists($this->getPath($id).'.etag')) {
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return file_get_contents($this->getPath($id).'.etag');
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}
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}
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/**
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* @param $id string
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*
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* @return string
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*/
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protected function getPath($id)
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{
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return sprintf('%s%s%s', rtrim($this->path, DIRECTORY_SEPARATOR), DIRECTORY_SEPARATOR, md5($id));
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}
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}
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