move the private namespace OC into lib/private - OCP will stay in lib/public

Conflicts:
	lib/private/vcategories.php

1 files changed, 184 insertions, 0 deletions

diff --git a/lib/private/request.php b/lib/private/request.php
new file mode 100755
index 00000000000..df33217f95d
--- /dev/null
+++ b/lib/private/request.php
@@ -0,0 +1,184 @@
+<?php
+/**
+ * Copyright (c) 2012 Bart Visscher <bartv@thisnet.nl>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+class OC_Request {
+	/**
+	 * @brief Check overwrite condition
+	 * @returns bool
+	 */
+	private static function isOverwriteCondition($type = '') {
+		$regex = '/' . OC_Config::getValue('overwritecondaddr', '')  . '/';
+		return $regex === '//' or preg_match($regex, $_SERVER['REMOTE_ADDR']) === 1
+			or ($type !== 'protocol' and OC_Config::getValue('forcessl', false));
+	}
+
+	/**
+	 * @brief Returns the server host
+	 * @returns string the server host
+	 *
+	 * Returns the server host, even if the website uses one or more
+	 * reverse proxies
+	 */
+	public static function serverHost() {
+		if(OC::$CLI) {
+			return 'localhost';
+		}
+		if(OC_Config::getValue('overwritehost', '') !== '' and self::isOverwriteCondition()) {
+			return OC_Config::getValue('overwritehost');
+		}
+		if (isset($_SERVER['HTTP_X_FORWARDED_HOST'])) {
+			if (strpos($_SERVER['HTTP_X_FORWARDED_HOST'], ",") !== false) {
+				$host = trim(array_pop(explode(",", $_SERVER['HTTP_X_FORWARDED_HOST'])));
+			}
+			else{
+				$host=$_SERVER['HTTP_X_FORWARDED_HOST'];
+			}
+		}
+		else{
+			if (isset($_SERVER['HTTP_HOST'])) {
+				return $_SERVER['HTTP_HOST'];
+			}
+			if (isset($_SERVER['SERVER_NAME'])) {
+				return $_SERVER['SERVER_NAME'];
+			}
+			return 'localhost';
+		}
+		return $host;
+	}
+
+
+	/**
+	* @brief Returns the server protocol
+	* @returns string the server protocol
+	*
+	* Returns the server protocol. It respects reverse proxy servers and load balancers
+	*/
+	public static function serverProtocol() {
+		if(OC_Config::getValue('overwriteprotocol', '') !== '' and self::isOverwriteCondition('protocol')) {
+			return OC_Config::getValue('overwriteprotocol');
+		}
+		if (isset($_SERVER['HTTP_X_FORWARDED_PROTO'])) {
+			$proto = strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']);
+		}else{
+			if(isset($_SERVER['HTTPS']) and !empty($_SERVER['HTTPS']) and ($_SERVER['HTTPS']!='off')) {
+				$proto = 'https';
+			}else{
+				$proto = 'http';
+			}
+		}
+		return $proto;
+	}
+
+	/**
+	 * @brief Returns the request uri
+	 * @returns string the request uri
+	 *
+	 * Returns the request uri, even if the website uses one or more
+	 * reverse proxies
+	 */
+	public static function requestUri() {
+		$uri = isset($_SERVER['REQUEST_URI']) ? $_SERVER['REQUEST_URI'] : '';
+		if (OC_Config::getValue('overwritewebroot', '') !== '' and self::isOverwriteCondition()) {
+			$uri = self::scriptName() . substr($uri, strlen($_SERVER['SCRIPT_NAME']));
+		}
+		return $uri;
+	}
+
+	/**
+	 * @brief Returns the script name
+	 * @returns string the script name
+	 *
+	 * Returns the script name, even if the website uses one or more
+	 * reverse proxies
+	 */
+	public static function scriptName() {
+		$name = $_SERVER['SCRIPT_NAME'];
+		if (OC_Config::getValue('overwritewebroot', '') !== '' and self::isOverwriteCondition()) {
+			$serverroot = str_replace("\\", '/', substr(__DIR__, 0, -4));
+			$suburi = str_replace("\\", "/", substr(realpath($_SERVER["SCRIPT_FILENAME"]), strlen($serverroot)));
+			$name = OC_Config::getValue('overwritewebroot', '') . $suburi;
+		}
+		return $name;
+	}
+
+	/**
+	 * @brief get Path info from request
+	 * @returns string Path info or false when not found
+	 */
+	public static function getPathInfo() {
+		if (array_key_exists('PATH_INFO', $_SERVER)) {
+			$path_info = $_SERVER['PATH_INFO'];
+		}else{
+			$path_info = self::getRawPathInfo();
+			// following is taken from Sabre_DAV_URLUtil::decodePathSegment
+			$path_info = rawurldecode($path_info);
+			$encoding = mb_detect_encoding($path_info, array('UTF-8', 'ISO-8859-1'));
+
+			switch($encoding) {
+
+				case 'ISO-8859-1' :
+					$path_info = utf8_encode($path_info);
+
+			}
+			// end copy
+		}
+		return $path_info;
+	}
+
+	/**
+	 * @brief get Path info from request, not urldecoded
+	 * @returns string Path info or false when not found
+	 */
+	public static function getRawPathInfo() {
+		$path_info = substr($_SERVER['REQUEST_URI'], strlen($_SERVER['SCRIPT_NAME']));
+		// Remove the query string from REQUEST_URI
+		if ($pos = strpos($path_info, '?')) {
+			$path_info = substr($path_info, 0, $pos);
+		}
+		return $path_info;
+	}
+
+	/**
+	 * @brief Check if this is a no-cache request
+	 * @returns boolean true for no-cache
+	 */
+	static public function isNoCache() {
+		if (!isset($_SERVER['HTTP_CACHE_CONTROL'])) {
+			return false;
+		}
+		return $_SERVER['HTTP_CACHE_CONTROL'] == 'no-cache';
+	}
+
+	/**
+	 * @brief Check if the requestor understands gzip
+	 * @returns boolean true for gzip encoding supported
+	 */
+	static public function acceptGZip() {
+		if (!isset($_SERVER['HTTP_ACCEPT_ENCODING'])) {
+			return false;
+		}
+		$HTTP_ACCEPT_ENCODING = $_SERVER["HTTP_ACCEPT_ENCODING"];
+		if( strpos($HTTP_ACCEPT_ENCODING, 'x-gzip') !== false )
+			return 'x-gzip';
+		else if( strpos($HTTP_ACCEPT_ENCODING, 'gzip') !== false )
+			return 'gzip';
+		return false;
+	}
+
+	/**
+	 * @brief Check if the requester sent along an mtime
+	 * @returns false or an mtime
+	 */
+	static public function hasModificationTime () {
+		if (isset($_SERVER['HTTP_X_OC_MTIME'])) {
+			return $_SERVER['HTTP_X_OC_MTIME'];
+		} else {
+			return false;
+		}
+	}
+}