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<?php
namespace Guzzle\Plugin\Cookie\CookieJar;
use Guzzle\Common\Exception\RuntimeException;
/**
* Persists non-session cookies using a JSON formatted file
*/
class FileCookieJar extends ArrayCookieJar
{
/** @var string filename */
protected $filename;
/**
* Create a new FileCookieJar object
*
* @param string $cookieFile File to store the cookie data
*
* @throws RuntimeException if the file cannot be found or created
*/
public function __construct($cookieFile)
{
$this->filename = $cookieFile;
$this->load();
}
/**
* Saves the file when shutting down
*/
public function __destruct()
{
$this->persist();
}
/**
* Save the contents of the data array to the file
*
* @throws RuntimeException if the file cannot be found or created
*/
protected function persist()
{
if (false === file_put_contents($this->filename, $this->serialize())) {
// @codeCoverageIgnoreStart
throw new RuntimeException('Unable to open file ' . $this->filename);
// @codeCoverageIgnoreEnd
}
}
/**
* Load the contents of the json formatted file into the data array and discard any unsaved state
*/
protected function load()
{
$json = file_get_contents($this->filename);
if (false === $json) {
// @codeCoverageIgnoreStart
throw new RuntimeException('Unable to open file ' . $this->filename);
// @codeCoverageIgnoreEnd
}
$this->unserialize($json);
$this->cookies = $this->cookies ?: array();
}
}
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