<h2>File Contents: /home/planet5/public_html/wp-content/plugins/wp-rocket/inc/classes/Buffer/class-config.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/public_html/wp-content/plugins/wp-rocket/inc/classes/Buffer/class-config.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php
namespace WP_Rocket\Buffer;

/**
 * Configuration class for WP Rocket cache
 *
 * @since 3.3
 * @author Remy Perona
 */
class Config {
	use \WP_Rocket\Traits\Memoize;

	/**
	 * Path to the directory containing the config files.
	 *
	 * @var    string
	 * @since  3.3
	 * @access private
	 * @author Grégory Viguier
	 */
	private static $config_dir_path;

	/**
	 * Values of $_SERVER to use for some tests.
	 *
	 * @var    array
	 * @since  3.3
	 * @access private
	 * @author Grégory Viguier
	 */
	private static $server;

	/**
	 * Constructor
	 *
	 * @param array $args {
	 *     An array of arguments.
	 *
	 *     @type string $config_dir_path WP Rocket config directory path.
	 *     @type array  $server          Values of $_SERVER to use for the tests. Default is $_SERVER.
	 * }
	 */
	public function __construct( $args ) {
		if ( isset( self::$config_dir_path ) ) {
			// Make sure to keep the same values all along.
			return;
		}

		if ( ! isset( $args[&#039;server&#039;] ) &amp;&amp; ! empty( $_SERVER ) &amp;&amp; is_array( $_SERVER ) ) {
			$args[&#039;server&#039;] = $_SERVER;
		}

		self::$config_dir_path = rtrim( $args[&#039;config_dir_path&#039;], &#039;/&#039; ) . &#039;/&#039;;
		self::$server          = ! empty( $args[&#039;server&#039;] ) &amp;&amp; is_array( $args[&#039;server&#039;] ) ? $args[&#039;server&#039;] : [];
	}

	/**
	 * Get a $_SERVER entry.
	 *
	 * @since  3.3
	 * @access public
	 * @author Grégory Viguier
	 *
	 * @param  string $entry_name Name of the entry.
	 * @param  mixed  $default    Value to return if the entry is not set.
	 * @return mixed
	 */
	public function get_server_input( $entry_name, $default = null ) {
		if ( ! isset( self::$server[ $entry_name ] ) ) {
			return $default;
		}

		return self::$server[ $entry_name ];
	}

	/**
	 * Get the `server` property.
	 *
	 * @since  3.3
	 * @access public
	 * @author Grégory Viguier
	 *
	 * @return array
	 */
	public function get_server() {
		return self::$server;
	}

	/**
	 * Get a specific config/option value.
	 *
	 * @since  3.3
	 * @access public
	 * @author Grégory Viguier
	 *
	 * @param  string $config_name Name of a specific config/option.
	 * @return mixed
	 */
	public function get_config( $config_name ) {
		$config = $this-&gt;get_configs();
		return isset( $config[ $config_name ] ) ? $config[ $config_name ] : null;
	}

	/**
	 * Get the whole current configuration.
	 *
	 * @since  3.3
	 * @access public
	 * @author Grégory Viguier
	 *
	 * @return array|bool An array containing the configuration. False on failure.
	 */
	public function get_configs() {
		if ( self::is_memoized( __FUNCTION__ ) ) {
			return self::get_memoized( __FUNCTION__ );
		}

		$config_file_path = $this-&gt;get_config_file_path();

		if ( ! $config_file_path[&#039;success&#039;] ) {
			return self::memoize( __FUNCTION__, [], false );
		}

		include $config_file_path[&#039;path&#039;];

		$config = [
			&#039;cookie_hash&#039;               =&gt; &#039;&#039;,
			&#039;logged_in_cookie&#039;          =&gt; &#039;&#039;,
			&#039;common_cache_logged_users&#039; =&gt; 0,
			&#039;cache_mobile_files_tablet&#039; =&gt; &#039;desktop&#039;,
			&#039;cache_ssl&#039;                 =&gt; 0,
			&#039;cache_webp&#039;                =&gt; 0,
			&#039;cache_mobile&#039;              =&gt; 0,
			&#039;do_caching_mobile_files&#039;   =&gt; 0,
			&#039;secret_cache_key&#039;          =&gt; &#039;&#039;,
			&#039;cache_reject_uri&#039;          =&gt; &#039;&#039;,
			&#039;cache_query_strings&#039;       =&gt; [],
			&#039;cache_ignored_parameters&#039;  =&gt; [],
			&#039;cache_reject_cookies&#039;      =&gt; &#039;&#039;,
			&#039;cache_reject_ua&#039;           =&gt; &#039;&#039;,
			&#039;cache_mandatory_cookies&#039;   =&gt; &#039;&#039;,
			&#039;cache_dynamic_cookies&#039;     =&gt; [],
			&#039;url_no_dots&#039;               =&gt; 0,
		];

		foreach ( $config as $entry_name =&gt; $entry_value ) {
			$var_name = &#039;rocket_&#039; . $entry_name;

			if ( isset( $$var_name ) ) {
				$config[ $entry_name ] = $$var_name;
			}
		}

		return self::memoize( __FUNCTION__, [], $config );
	}

	/**
	 * Get the host, to use for config and cache file path.
	 *
	 * @since  3.3
	 * @access public
	 * @author Grégory Viguier
	 *
	 * @return string
	 */
	public function get_host() {
		if ( self::is_memoized( __FUNCTION__ ) ) {
			return self::get_memoized( __FUNCTION__ );
		}

		$host = $this-&gt;get_server_input( &#039;HTTP_HOST&#039;, (string) time() );
		$host = preg_replace( &#039;/:\d+$/&#039;, &#039;&#039;, $host );
		$host = trim( strtolower( $host ), &#039;.&#039; );

		return self::memoize( __FUNCTION__, [], rawurlencode( $host ) );
	}

	/**
	 * Get the path to an existing config file.
	 *
	 * @since  3.3
	 * @access protected
	 * @author Grégory Viguier
	 *
	 * @return string|bool The path to the file. False if no file is found.
	 */
	public function get_config_file_path() {
		if ( self::is_memoized( __FUNCTION__ ) ) {
			return self::get_memoized( __FUNCTION__ );
		}

		$config_dir_real_path = realpath( self::$config_dir_path ) . DIRECTORY_SEPARATOR;

		$host = $this-&gt;get_host();

		if ( realpath( self::$config_dir_path . $host . &#039;.php&#039; ) &amp;&amp; 0 === stripos( realpath( self::$config_dir_path . $host . &#039;.php&#039; ), $config_dir_real_path ) ) {
			$config_file_path = self::$config_dir_path . $host . &#039;.php&#039;;
			return self::memoize(
				__FUNCTION__,
				[],
				[
					&#039;success&#039; =&gt; true,
					&#039;path&#039;    =&gt; $config_file_path,
				]
			);
		}

		$path = str_replace( &#039;\\&#039;, &#039;/&#039;, strtok( $this-&gt;get_server_input( &#039;REQUEST_URI&#039;, &#039;&#039; ), &#039;?&#039; ) );
		$path = preg_replace( &#039;|(?&lt;=.)/+|&#039;, &#039;/&#039;, $path );
		$path = explode( &#039;%2F&#039;, preg_replace( &#039;/^(?:%2F)*(.*?)(?:%2F)*$/&#039;, &#039;$1&#039;, rawurlencode( $path ) ) );

		foreach ( $path as $p ) {
			static $dir;

			if ( realpath( self::$config_dir_path . $host . &#039;.&#039; . $p . &#039;.php&#039; ) &amp;&amp; 0 === stripos( realpath( self::$config_dir_path . $host . &#039;.&#039; . $p . &#039;.php&#039; ), $config_dir_real_path ) ) {
				$config_file_path = self::$config_dir_path . $host . &#039;.&#039; . $p . &#039;.php&#039;;
				return self::memoize(
					__FUNCTION__,
					[],
					[
						&#039;success&#039; =&gt; true,
						&#039;path&#039;    =&gt; $config_file_path,
					]
				);
			}

			if ( realpath( self::$config_dir_path . $host . &#039;.&#039; . $dir . $p . &#039;.php&#039; ) &amp;&amp; 0 === stripos( realpath( self::$config_dir_path . $host . &#039;.&#039; . $dir . $p . &#039;.php&#039; ), $config_dir_real_path ) ) {
				$config_file_path = self::$config_dir_path . $host . &#039;.&#039; . $dir . $p . &#039;.php&#039;;
				return self::memoize(
					__FUNCTION__,
					[],
					[
						&#039;success&#039; =&gt; true,
						&#039;path&#039;    =&gt; $config_file_path,
					]
				);
			}

			$dir .= $p . &#039;.&#039;;
		}

		return self::memoize(
			__FUNCTION__,
			[],
			[
				&#039;success&#039; =&gt; false,
				&#039;path&#039;    =&gt; self::$config_dir_path . $host . implode( &#039;/&#039;, $path ) . &#039;.php&#039;,
			]
		);
	}

	/** ----------------------------------------------------------------------------------------- */
	/** SPECIFIC CONFIG GETTERS ================================================================= */
	/** ----------------------------------------------------------------------------------------- */

	/**
	 * Get rejected cookies as a regex pattern.
	 * `#` is used as pattern delimiter.
	 *
	 * @since  3.3
	 * @access protected
	 * @author Grégory Viguier
	 *
	 * @return string
	 */
	public function get_rejected_cookies() {
		$rejected_cookies = $this-&gt;get_config( &#039;cache_reject_cookies&#039; );

		if ( &#039;&#039; === $rejected_cookies ) {
			return $rejected_cookies;
		}

		return &#039;#&#039; . $rejected_cookies . &#039;#&#039;;
	}

	/**
	 * Get mandatory cookies as a regex pattern.
	 * `#` is used as pattern delimiter.
	 *
	 * @since  3.3
	 * @access protected
	 * @author Grégory Viguier
	 *
	 * @return string
	 */
	public function get_mandatory_cookies() {
		$mandatory_cookies = $this-&gt;get_config( &#039;cache_mandatory_cookies&#039; );

		if ( &#039;&#039; === $mandatory_cookies ) {
			return $mandatory_cookies;
		}

		return &#039;#&#039; . $mandatory_cookies . &#039;#&#039;;
	}

}
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