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<?php |
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namespace JDesrosiers\Resourceful\FileCache; |
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use Doctrine\Common\Cache\Cache; |
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use Symfony\Component\Filesystem\Exception\IOException; |
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use Symfony\Component\Filesystem\Filesystem; |
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class FileCache implements Cache |
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{ |
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private $filesystem; |
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private $location; |
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public function __construct($location) |
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{ |
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$this->filesystem = new Filesystem(); |
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$this->location = $location; |
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if (!$this->filesystem->exists($this->location)) { |
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$this->filesystem->mkdir($this->location); |
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} |
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} |
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public function fetch($id) |
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{ |
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if (!$this->contains($id)) { |
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return false; |
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} |
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$json = file_get_contents($this->filename($id)); |
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if ($json === false) { |
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return false; |
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} |
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$data = json_decode($json); |
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if ($data === null && json_last_error() !== JSON_ERROR_NONE) { |
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return false; |
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} |
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return $data; |
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} |
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public function contains($id) |
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{ |
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return $this->filesystem->exists($this->filename($id)); |
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} |
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public function save($id, $data, $lifeTime = null) |
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{ |
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$json = json_encode($data, JSON_PRETTY_PRINT | JSON_UNESCAPED_SLASHES); |
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if ($json === false) { |
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return false; |
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} |
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try { |
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$this->filesystem->dumpFile($this->filename($id), $json); |
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} catch (IOException $ioe) { |
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return false; |
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} |
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return true; |
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} |
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2 |
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public function delete($id) |
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{ |
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try { |
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$this->filesystem->remove($this->filename($id)); |
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} catch (IOException $ioe) { |
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return false; |
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} |
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2 |
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return true; |
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} |
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1 |
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public function getStats() |
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{ |
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return null; |
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} |
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15 |
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protected function filename($id) |
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{ |
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15 |
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if (is_dir("$this->location/$id")) { |
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$id .= "/index"; |
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} |
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return "$this->location/$id.json"; |
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} |
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} |
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jdesrosiers /
resourceful
