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<?php |
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declare(strict_types=1); |
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namespace Suricate\Cache; |
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use Suricate; |
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/** |
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* File cache extension for Suricate |
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* |
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* @package Suricate |
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* @author Mathieu LESNIAK <[email protected]> |
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* |
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* @property string $path Storage path (default: app/storage/app) |
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* @property int $defaultExpiry Key default expiry in sec |
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*/ |
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class File extends Suricate\Cache |
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{ |
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protected $parametersList = ['path', 'defaultExpiry']; |
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private $handler; |
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public function __construct() |
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{ |
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parent::__construct(); |
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$this->handler = false; |
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$this->path = app_path() . '/storage/app/'; |
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$this->defaultExpiry = 3600; |
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} |
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public function getDefaultExpiry() |
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{ |
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return $this->defaultExpiry; |
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} |
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public function setDefaultExpiry($expiry) |
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{ |
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$this->defaultExpiry = $expiry; |
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return $this; |
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} |
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/** |
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* Put a value into memcache |
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* @param string $variable Variable name |
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* @param mixed $value Value |
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* @param int $expiry Cache expiry |
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*/ |
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public function set(string $variable, $value, $expiry = null) |
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{ |
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if ($expiry === null) { |
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$expiry = $this->defaultExpiry; |
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} |
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$fp = fopen($this->path . $variable, 'w'); |
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if ($fp === false) { |
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throw new \Exception( |
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"Cannot open cache file " . $this->path . $variable |
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); |
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} |
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fputs($fp, $value); |
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fclose($fp); |
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if ($expiry !== null) { |
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$fp = fopen($this->path . $variable . '.expiry', 'w'); |
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if ($fp === false) { |
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throw new \Exception( |
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"Cannot open cache file " . |
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$this->path . |
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$variable . |
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'.expiry' |
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); |
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} |
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fputs($fp, (string) (time() + $expiry)); |
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fclose($fp); |
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} |
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} |
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public function get(string $variable) |
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{ |
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if (is_readable($this->path . $variable)) { |
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if (is_readable($this->path . $variable . '.expiry')) { |
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$expiry = file_get_contents( |
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$this->path . $variable . '.expiry' |
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); |
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$hasExpired = time() - (int) $expiry > 0 ? 1 : -1; |
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} else { |
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$hasExpired = 0; |
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} |
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if ($hasExpired < 0) { |
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return file_get_contents($this->path . $variable); |
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} elseif ($hasExpired > 0) { |
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unlink($this->path . $variable . '.expiry'); |
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} |
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} |
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return null; |
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} |
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public function delete(string $variable) |
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{ |
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if (is_file($this->path . $variable)) { |
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return unlink($this->path . $variable); |
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} |
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if (is_file($this->path . $variable . '.expiry')) { |
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return unlink($this->path . $variable . '.expiry'); |
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} |
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return false; |
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} |
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} |
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suricate-php /
framework
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