ObjFW  Check-in [36d0b1e2d8]

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				4B3D239B1337FC0D00DD29B8 /* OFMutableArray.m in Sources */,

       unicode.m			\
       ${USE_SRCS_PLUGINS}		\
       ${USE_SRCS_SOCKETS}		\
       ${USE_SRCS_THREADS}
SRCS_PLUGINS = OFPlugin.m
SRCS_SOCKETS = OFHTTPClient.m		\
	       OFHTTPRequest.m		\
	       OFHTTPRequestReply.m	\
	       OFHTTPResponse.m		\
	       OFHTTPServer.m		\
	       OFStreamObserver.m	\
	       OFStreamSocket.m		\
	       OFTCPSocket.m
SRCS_THREADS = OFCondition.m		\
	       OFMutex.m		\
	       OFRecursiveMutex.m	\

#import "OFDataArray.h"
#import "OFString.h"
#import "OFFile.h"
#import "OFURL.h"
#ifdef OF_HAVE_SOCKETS
# import "OFHTTPClient.h"
# import "OFHTTPRequest.h"
# import "OFHTTPRequestReply.h"
# import "OFHTTPResponse.h"
#endif
#import "OFDictionary.h"
#import "OFXMLElement.h"
#import "OFSystemInfo.h"

#ifdef OF_HAVE_SOCKETS
# import "OFHTTPRequestFailedException.h"

- initWithContentsOfURL: (OFURL*)URL
{
	void *pool;
#ifdef OF_HAVE_SOCKETS
	OFHTTPClient *client;
	OFHTTPRequest *request;
	OFHTTPRequestReply *reply;
	OFHTTPResponse *response;
	OFDictionary *headers;
	OFString *contentLength;
#endif
	Class c;

	c = [self class];
	[self release];

	pool = objc_autoreleasePoolPush();

	if ([[URL scheme] isEqual: @"file"]) {
		self = [[c alloc] initWithContentsOfFile: [URL path]];
		objc_autoreleasePoolPop(pool);
		return self;
	}

#ifdef OF_HAVE_SOCKETS
	client = [OFHTTPClient client];
	request = [OFHTTPRequest requestWithURL: URL];
	reply = [client performRequest: request];
	response = [client performRequest: request];

	if ([reply statusCode] != 200)
	if ([response statusCode] != 200)
		@throw [OFHTTPRequestFailedException
		    exceptionWithRequest: request
				   reply: reply];
				response: response];

	/*
	 * TODO: This can be optimized by allocating a data array with the
	 * capacity from the Content-Length header.
	 */
	self = [[reply readDataArrayTillEndOfStream] retain];
	self = [[response readDataArrayTillEndOfStream] retain];

	headers = [reply headers];
	headers = [response headers];
	if ((contentLength = [headers objectForKey: @"Content-Length"]) != nil)
		if ([self count] != (size_t)[contentLength decimalValue])
			@throw [OFTruncatedDataException exception];
#else
	@throw [OFUnsupportedProtocolException exceptionWithURL: URL];
#endif

#ifndef OF_HAVE_SOCKETS
# error No sockets available!
#endif

@class OFHTTPClient;
@class OFHTTPRequest;
@class OFHTTPRequestReply;
@class OFHTTPResponse;
@class OFURL;
@class OFTCPSocket;
@class OFDictionary;
@class OFDataArray;

/*!
 * @brief A delegate for OFHTTPClient.

 */
@interface OFHTTPClient: OFObject
{
	id <OFHTTPClientDelegate> _delegate;
	bool _insecureRedirectsAllowed;
	OFTCPSocket *_socket;
	OFURL *_lastURL;
	OFHTTPRequestReply *_lastReply;
	OFHTTPResponse *_lastResponse;
}

#ifdef OF_HAVE_PROPERTIES
@property (assign) id <OFHTTPClientDelegate> delegate;
@property bool insecureRedirectsAllowed;
#endif

 * @brief Returns whether redirects from HTTPS to HTTP will be allowed
 *
 * @return Whether redirects from HTTPS to HTTP will be allowed
 */
- (bool)insecureRedirectsAllowed;

/*!
 * @brief Performs the specified HTTP request
 * @brief Performs the specified HTTP request and returns an OFHTTPResponse.
 *
 * @return An OFHTTPResponse with the response for the HTTP request
 */
- (OFHTTPRequestReply*)performRequest: (OFHTTPRequest*)request;
- (OFHTTPResponse*)performRequest: (OFHTTPRequest*)request;

/*!
 * @brief Performs the HTTP request and returns an OFHTTPRequestReply.
 * @brief Performs the HTTP request and returns an OFHTTPResponse.
 *
 * @param request The request which was redirected
 * @param request The request to perform
 * @param redirects The maximum number of redirects after which no further
 *		    attempt is done to follow the redirect, but instead the
 *		    redirect is returned as an OFHTTPRequestReply
 * @return An OFHTTPRequestReply with the reply of the HTTP request
 *		    redirect is returned as an OFHTTPResponse
 * @return An OFHTTPResponse with the response for the HTTP request
 */
- (OFHTTPRequestReply*)performRequest: (OFHTTPRequest*)request
			    redirects: (size_t)redirects;
- (OFHTTPResponse*)performRequest: (OFHTTPRequest*)request
			redirects: (size_t)redirects;

/*!
 * @brief Closes connections that are still open due to keep-alive.
 */
- (void)close;
@end

@interface OFObject (OFHTTPClientDelegate) <OFHTTPClientDelegate>
@end

#include <string.h>
#include <ctype.h>

#include <errno.h>

#import "OFHTTPClient.h"
#import "OFHTTPRequest.h"
#import "OFHTTPRequestReply.h"
#import "OFHTTPResponse.h"
#import "OFString.h"
#import "OFURL.h"
#import "OFTCPSocket.h"
#import "OFDictionary.h"
#import "OFDataArray.h"

#import "OFHTTPRequestFailedException.h"

		*str = (firstLetter ? toupper(*str) : tolower(*str));

		firstLetter = false;
		str++;
	}
}

@interface OFHTTPClientReply: OFHTTPRequestReply
@interface OFHTTPClientResponse: OFHTTPResponse
{
	OFTCPSocket *_socket;
	bool _hasContentLength, _chunked, _keepAlive, _atEndOfStream;
	size_t _toRead;
}

- initWithSocket: (OFTCPSocket*)socket;
- (void)setKeepAlive: (bool)keepAlive;
@end

@implementation OFHTTPClientReply
@implementation OFHTTPClientResponse
- initWithSocket: (OFTCPSocket*)socket
{
	self = [super init];

	_socket = [socket retain];

	return self;

}

- (bool)insecureRedirectsAllowed
{
	return _insecureRedirectsAllowed;
}

- (OFHTTPRequestReply*)performRequest: (OFHTTPRequest*)request
- (OFHTTPResponse*)performRequest: (OFHTTPRequest*)request
{
	return [self performRequest: request
			  redirects: 10];
}

- (OFTCPSocket*)OF_createSocketForRequest: (OFHTTPRequest*)request
{

	[socket connectToHost: [URL host]
			 port: [URL port]];

	return socket;
}

- (OFHTTPRequestReply*)performRequest: (OFHTTPRequest*)request
			    redirects: (size_t)redirects
- (OFHTTPResponse*)performRequest: (OFHTTPRequest*)request
			redirects: (size_t)redirects
{
	void *pool = objc_autoreleasePoolPush();
	OFURL *URL = [request URL];
	OFString *scheme = [URL scheme];
	of_http_request_type_t requestType = [request requestType];
	OFMutableString *requestString;
	OFDictionary *headers = [request headers];
	OFDataArray *POSTData = [request POSTData];
	OFTCPSocket *socket;
	OFHTTPClientReply *reply;
	OFHTTPClientResponse *response;
	OFString *line, *path, *version, *redirect, *keepAlive;
	OFMutableDictionary *serverHeaders;
	OFEnumerator *keyEnumerator, *objectEnumerator;
	OFString *key, *object;
	int status;
	const char *type = NULL;

		socket = [_socket autorelease];
		_socket = nil;

		[_lastURL release];
		_lastURL = nil;

		/* Throw away content that has not been read yet */
		while (![_lastReply isAtEndOfStream]) {
		while (![_lastResponse isAtEndOfStream]) {
			char buffer[512];

			[_lastReply readIntoBuffer: buffer
					    length: 512];
			[_lastResponse readIntoBuffer: buffer
					       length: 512];
		}

		[_lastReply release];
		_lastReply = nil;
		[_lastResponse release];
		_lastResponse = nil;
	} else
		socket = [self OF_createSocketForRequest: request];

	if (requestType == OF_HTTP_REQUEST_TYPE_GET)
		type = "GET";
	if (requestType == OF_HTTP_REQUEST_TYPE_HEAD)
		type = "HEAD";

	if ([_delegate respondsToSelector:
	    @selector(client:didReceiveHeaders:statusCode:request:)])
		[_delegate     client: self
		    didReceiveHeaders: serverHeaders
			   statusCode: status
			      request: request];

	reply = [[[OFHTTPClientReply alloc] initWithSocket: socket]
	response = [[[OFHTTPClientResponse alloc] initWithSocket: socket]
	    autorelease];
	[reply setProtocolVersionFromString: version];
	[reply setStatusCode: status];
	[reply setHeaders: serverHeaders];
	[response setProtocolVersionFromString: version];
	[response setStatusCode: status];
	[response setHeaders: serverHeaders];

	keepAlive = [serverHeaders objectForKey: @"Connection"];
	if ([version isEqual: @"1.1"] ||
	    (keepAlive != nil && [keepAlive isEqual: @"keep-alive"])) {
		[reply setKeepAlive: true];
		[response setKeepAlive: true];

		_socket = [socket retain];
		_lastURL = [URL copy];
		_lastReply = [reply retain];
		_lastResponse = [response retain];
	}

	if (redirects > 0 && (status == 301 || status == 302 ||
	    status == 303 || status == 307) &&
	    (redirect = [serverHeaders objectForKey: @"Location"]) != nil &&
	    (_insecureRedirectsAllowed || [scheme isEqual: @"http"] ||
	    ![redirect hasPrefix: @"http://"])) {

			[newRequest autorelease];

			return [self performRequest: newRequest
					  redirects: redirects - 1];
		}
	}

	[reply retain];
	[response retain];
	objc_autoreleasePoolPop(pool);
	[reply autorelease];
	[response autorelease];

	if (status / 100 != 2)
		@throw [OFHTTPRequestFailedException
		    exceptionWithRequest: request
				   reply: reply];
				response: response];

	return reply;
	return response;
}

- (void)close
{
	[_socket close];
	[_socket release];
	_socket = nil;

	[_lastURL release];
	_lastURL = nil;

	[_lastReply release];
	_lastReply = nil;
	[_lastResponse release];
	_lastResponse = nil;
}
@end

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFStream.h"
#import "OFHTTPRequest.h"

#ifndef OF_HAVE_SOCKETS
# error No sockets available!
#endif

@class OFDictionary;

/*!
 * @brief A class for representing an HTTP request reply as a stream.
 */
@interface OFHTTPRequestReply: OFStream
{
	of_http_request_protocol_version_t _protocolVersion;
	short _statusCode;
	OFDictionary *_headers;
}

#ifdef OF_HAVE_PROPERTIES
@property of_http_request_protocol_version_t protocolVersion;
@property short statusCode;
@property (copy) OFDictionary *headers;
#endif

/*!
 * @brief Sets the protocol version of the HTTP request reply.
 *
 * @param protocolVersion The protocol version of the HTTP request reply
 */
- (void)setProtocolVersion: (of_http_request_protocol_version_t)protocolVersion;

/*!
 * @brief Returns the protocol version of the HTTP request reply.
 *
 * @return The protocol version of the HTTP request reply
 */
- (of_http_request_protocol_version_t)protocolVersion;

/*!
 * @brief Sets the protocol version of the HTTP request reply to the version
 *	  described by the specified string.
 *
 * @param string A string describing an HTTP version
 */
- (void)setProtocolVersionFromString: (OFString*)string;

/*!
 * @brief Returns the protocol version of the HTTP request reply as a string.
 *
 * @return The protocol version of the HTTP request reply as a string
 */
- (OFString*)protocolVersionString;

/*!
 * @brief Returns the status code of the reply to the HTTP request.
 *
 * @return The status code of the reply to the HTTP request
 */
- (short)statusCode;

/*!
 * @brief Sets the status code of the reply to the HTTP request.
 *
 * @param statusCode The status code of the reply to the HTTP request
 */
- (void)setStatusCode: (short)statusCode;

/*!
 * @brief Returns the headers of the reply to the HTTP request.
 *
 * @return The headers of the reply to the HTTP request
 */
- (OFDictionary*)headers;

/*!
 * @brief Returns the headers of the reply to the HTTP request.
 *
 * @param headers The headers of the reply to the HTTP request
 */
- (void)setHeaders: (OFDictionary*)headers;

/*!
 * @brief Returns the reply as a string, trying to detect the encoding.
 *
 * @return The reply as a string
 */
- (OFString*)string;

/*!
 * @brief Returns the reply as a string, trying to detect the encoding and
 *	  falling back to the specified encoding if not detectable.
 *
 * @return The reply as a string
 */
- (OFString*)stringWithEncoding: (of_string_encoding_t)encoding;
@end

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

#import "OFHTTPRequestReply.h"
#import "OFString.h"
#import "OFDictionary.h"
#import "OFArray.h"
#import "OFDataArray.h"

#import "autorelease.h"
#import "macros.h"

#import "OFInvalidFormatException.h"
#import "OFOutOfRangeException.h"
#import "OFTruncatedDataException.h"
#import "OFUnsupportedVersionException.h"

@implementation OFHTTPRequestReply
- init
{
	self = [super init];

	_protocolVersion.major = 1;
	_protocolVersion.minor = 1;

	return self;
}

- (void)dealloc
{
	[_headers release];

	[super dealloc];
}

- (void)setProtocolVersion: (of_http_request_protocol_version_t)protocolVersion
{
	if (protocolVersion.major != 1 || protocolVersion.minor > 1)
		@throw [OFUnsupportedVersionException
		    exceptionWithVersion: [OFString stringWithFormat: @"%u.%u",
					      protocolVersion.major,
					      protocolVersion.minor]];

	_protocolVersion = protocolVersion;
}

- (of_http_request_protocol_version_t)protocolVersion
{
	return _protocolVersion;
}

- (void)setProtocolVersionFromString: (OFString*)string
{
	void *pool = objc_autoreleasePoolPush();
	OFArray *components = [string componentsSeparatedByString: @"."];
	intmax_t major, minor;
	of_http_request_protocol_version_t protocolVersion;

	if ([components count] != 2)
		@throw [OFInvalidFormatException exception];

	major = [[components firstObject] decimalValue];
	minor = [[components lastObject] decimalValue];

	if (major < 0 || major > UINT8_MAX || minor < 0 || minor > UINT8_MAX)
		@throw [OFOutOfRangeException exception];

	protocolVersion.major = (uint8_t)major;
	protocolVersion.minor = (uint8_t)minor;

	[self setProtocolVersion: protocolVersion];

	objc_autoreleasePoolPop(pool);
}

- (OFString*)protocolVersionString
{
	return [OFString stringWithFormat: @"%u.%u", _protocolVersion.major,
					   _protocolVersion.minor];
}

- (short)statusCode
{
	return _statusCode;
}

- (void)setStatusCode: (short)statusCode
{
	_statusCode = statusCode;
}

- (OFDictionary*)headers
{
	OF_GETTER(_headers, true)
}

- (void)setHeaders: (OFDictionary*)headers
{
	OF_SETTER(_headers, headers, true, 1)
}

- (OFString*)string
{
	return [self stringWithEncoding: OF_STRING_ENCODING_AUTODETECT];
}

- (OFString*)stringWithEncoding: (of_string_encoding_t)encoding
{
	void *pool = objc_autoreleasePoolPush();
	OFString *contentType, *contentLength, *ret;
	OFDataArray *data;

	if (encoding == OF_STRING_ENCODING_AUTODETECT &&
	    (contentType = [_headers objectForKey: @"Content-Type"]) != nil) {
		contentType = [contentType lowercaseString];

		if ([contentType hasSuffix: @"charset=utf-8"])
			encoding = OF_STRING_ENCODING_UTF_8;
		if ([contentType hasSuffix: @"charset=iso-8859-1"])
			encoding = OF_STRING_ENCODING_ISO_8859_1;
		if ([contentType hasSuffix: @"charset=iso-8859-15"])
			encoding = OF_STRING_ENCODING_ISO_8859_15;
		if ([contentType hasSuffix: @"charset=windows-1252"])
			encoding = OF_STRING_ENCODING_WINDOWS_1252;
	}

	if (encoding == OF_STRING_ENCODING_AUTODETECT)
		encoding = OF_STRING_ENCODING_UTF_8;

	data = [self readDataArrayTillEndOfStream];

	if ((contentLength = [_headers objectForKey: @"Content-Length"]) != nil)
		if ([data count] != (size_t)[contentLength decimalValue])
			@throw [OFTruncatedDataException exception];

	ret = [[OFString alloc] initWithCString: (char*)[data items]
				       encoding: encoding
					 length: [data count]];

	objc_autoreleasePoolPop(pool);

	return [ret autorelease];
}

- (OFString*)description
{
	void *pool = objc_autoreleasePoolPush();
	OFString *indentedHeaders, *ret;

	indentedHeaders = [[_headers description]
	    stringByReplacingOccurrencesOfString: @"\n"
				      withString: @"\n\t"];

	ret = [[OFString alloc] initWithFormat:
	    @"<%@:\n"
	    @"\tStatus code = %d\n"
	    @"\tHeaders = %@\n"
	    @">",
	    [self class], _statusCode, indentedHeaders];

	objc_autoreleasePoolPop(pool);

	return [ret autorelease];
}
@end

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#import "OFStream.h"
#import "OFHTTPRequest.h"

#ifndef OF_HAVE_SOCKETS
# error No sockets available!
#endif

@class OFDictionary;

/*!
 * @brief A class for representing an HTTP request reply as a stream.
 */
@interface OFHTTPResponse: OFStream
{
	of_http_request_protocol_version_t _protocolVersion;
	short _statusCode;
	OFDictionary *_headers;
}

#ifdef OF_HAVE_PROPERTIES
@property of_http_request_protocol_version_t protocolVersion;
@property short statusCode;
@property (copy) OFDictionary *headers;
#endif

/*!
 * @brief Sets the protocol version of the HTTP request reply.
 *
 * @param protocolVersion The protocol version of the HTTP request reply
 */
- (void)setProtocolVersion: (of_http_request_protocol_version_t)protocolVersion;

/*!
 * @brief Returns the protocol version of the HTTP request reply.
 *
 * @return The protocol version of the HTTP request reply
 */
- (of_http_request_protocol_version_t)protocolVersion;

/*!
 * @brief Sets the protocol version of the HTTP request reply to the version
 *	  described by the specified string.
 *
 * @param string A string describing an HTTP version
 */
- (void)setProtocolVersionFromString: (OFString*)string;

/*!
 * @brief Returns the protocol version of the HTTP request reply as a string.
 *
 * @return The protocol version of the HTTP request reply as a string
 */
- (OFString*)protocolVersionString;

/*!
 * @brief Returns the status code of the reply to the HTTP request.
 *
 * @return The status code of the reply to the HTTP request
 */
- (short)statusCode;

/*!
 * @brief Sets the status code of the reply to the HTTP request.
 *
 * @param statusCode The status code of the reply to the HTTP request
 */
- (void)setStatusCode: (short)statusCode;

/*!
 * @brief Returns the headers of the reply to the HTTP request.
 *
 * @return The headers of the reply to the HTTP request
 */
- (OFDictionary*)headers;

/*!
 * @brief Returns the headers of the reply to the HTTP request.
 *
 * @param headers The headers of the reply to the HTTP request
 */
- (void)setHeaders: (OFDictionary*)headers;

/*!
 * @brief Returns the reply as a string, trying to detect the encoding.
 *
 * @return The reply as a string
 */
- (OFString*)string;

/*!
 * @brief Returns the reply as a string, trying to detect the encoding and
 *	  falling back to the specified encoding if not detectable.
 *
 * @return The reply as a string
 */
- (OFString*)stringWithEncoding: (of_string_encoding_t)encoding;
@end

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

#import "OFHTTPResponse.h"
#import "OFString.h"
#import "OFDictionary.h"
#import "OFArray.h"
#import "OFDataArray.h"

#import "autorelease.h"
#import "macros.h"

#import "OFInvalidFormatException.h"
#import "OFOutOfRangeException.h"
#import "OFTruncatedDataException.h"
#import "OFUnsupportedVersionException.h"

@implementation OFHTTPResponse
- init
{
	self = [super init];

	_protocolVersion.major = 1;
	_protocolVersion.minor = 1;

	return self;
}

- (void)dealloc
{
	[_headers release];

	[super dealloc];
}

- (void)setProtocolVersion: (of_http_request_protocol_version_t)protocolVersion
{
	if (protocolVersion.major != 1 || protocolVersion.minor > 1)
		@throw [OFUnsupportedVersionException
		    exceptionWithVersion: [OFString stringWithFormat: @"%u.%u",
					      protocolVersion.major,
					      protocolVersion.minor]];

	_protocolVersion = protocolVersion;
}

- (of_http_request_protocol_version_t)protocolVersion
{
	return _protocolVersion;
}

- (void)setProtocolVersionFromString: (OFString*)string
{
	void *pool = objc_autoreleasePoolPush();
	OFArray *components = [string componentsSeparatedByString: @"."];
	intmax_t major, minor;
	of_http_request_protocol_version_t protocolVersion;

	if ([components count] != 2)
		@throw [OFInvalidFormatException exception];

	major = [[components firstObject] decimalValue];
	minor = [[components lastObject] decimalValue];

	if (major < 0 || major > UINT8_MAX || minor < 0 || minor > UINT8_MAX)
		@throw [OFOutOfRangeException exception];

	protocolVersion.major = (uint8_t)major;
	protocolVersion.minor = (uint8_t)minor;

	[self setProtocolVersion: protocolVersion];

	objc_autoreleasePoolPop(pool);
}

- (OFString*)protocolVersionString
{
	return [OFString stringWithFormat: @"%u.%u", _protocolVersion.major,
					   _protocolVersion.minor];
}

- (short)statusCode
{
	return _statusCode;
}

- (void)setStatusCode: (short)statusCode
{
	_statusCode = statusCode;
}

- (OFDictionary*)headers
{
	OF_GETTER(_headers, true)
}

- (void)setHeaders: (OFDictionary*)headers
{
	OF_SETTER(_headers, headers, true, 1)
}

- (OFString*)string
{
	return [self stringWithEncoding: OF_STRING_ENCODING_AUTODETECT];
}

- (OFString*)stringWithEncoding: (of_string_encoding_t)encoding
{
	void *pool = objc_autoreleasePoolPush();
	OFString *contentType, *contentLength, *ret;
	OFDataArray *data;

	if (encoding == OF_STRING_ENCODING_AUTODETECT &&
	    (contentType = [_headers objectForKey: @"Content-Type"]) != nil) {
		contentType = [contentType lowercaseString];

		if ([contentType hasSuffix: @"charset=utf-8"])
			encoding = OF_STRING_ENCODING_UTF_8;
		if ([contentType hasSuffix: @"charset=iso-8859-1"])
			encoding = OF_STRING_ENCODING_ISO_8859_1;
		if ([contentType hasSuffix: @"charset=iso-8859-15"])
			encoding = OF_STRING_ENCODING_ISO_8859_15;
		if ([contentType hasSuffix: @"charset=windows-1252"])
			encoding = OF_STRING_ENCODING_WINDOWS_1252;
	}

	if (encoding == OF_STRING_ENCODING_AUTODETECT)
		encoding = OF_STRING_ENCODING_UTF_8;

	data = [self readDataArrayTillEndOfStream];

	if ((contentLength = [_headers objectForKey: @"Content-Length"]) != nil)
		if ([data count] != (size_t)[contentLength decimalValue])
			@throw [OFTruncatedDataException exception];

	ret = [[OFString alloc] initWithCString: (char*)[data items]
				       encoding: encoding
					 length: [data count]];

	objc_autoreleasePoolPop(pool);

	return [ret autorelease];
}

- (OFString*)description
{
	void *pool = objc_autoreleasePoolPush();
	OFString *indentedHeaders, *ret;

	indentedHeaders = [[_headers description]
	    stringByReplacingOccurrencesOfString: @"\n"
				      withString: @"\n\t"];

	ret = [[OFString alloc] initWithFormat:
	    @"<%@:\n"
	    @"\tStatus code = %d\n"
	    @"\tHeaders = %@\n"
	    @">",
	    [self class], _statusCode, indentedHeaders];

	objc_autoreleasePoolPop(pool);

	return [ret autorelease];
}
@end

#ifndef OF_HAVE_SOCKETS
# error No sockets available!
#endif

@class OFHTTPServer;
@class OFHTTPRequest;
@class OFHTTPRequestReply;
@class OFHTTPResponse;
@class OFTCPSocket;
@class OFException;

/*!
 * @brief A delegate for OFHTTPServer.
 */
@protocol OFHTTPServerDelegate <OFObject>
/*!
 * @brief This method is called when the HTTP server received a request from a
 *	  client.
 *
 * @param server The HTTP server which received the request
 * @param request The request the HTTP server received
 * @param reply The reply the server wants to send to the client
 * @param response The response the server will send to the client
 */
-      (void)server: (OFHTTPServer*)server
  didReceiveRequest: (OFHTTPRequest*)request
	      reply: (OFHTTPRequestReply*)reply;
	   response: (OFHTTPResponse*)response;

#ifdef OF_HAVE_OPTIONAL_PROTOCOLS
@optional
#endif
/*!
 * @brief This method is called when the HTTP server's listening socket
 *	  encountered an exception.

#import "OFHTTPServer.h"
#import "OFDataArray.h"
#import "OFDate.h"
#import "OFDictionary.h"
#import "OFURL.h"
#import "OFHTTPRequest.h"
#import "OFHTTPRequestReply.h"
#import "OFHTTPResponse.h"
#import "OFTCPSocket.h"
#import "OFTimer.h"

#import "OFAlreadyConnectedException.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidFormatException.h"
#import "OFOutOfMemoryException.h"

		tmp++;
	}

	return [OFString stringWithUTF8StringNoCopy: cString
				       freeWhenDone: true];
}

@interface OFHTTPServerReply: OFHTTPRequestReply
@interface OFHTTPServerResponse: OFHTTPResponse
{
	OFTCPSocket *_socket;
	OFHTTPServer *_server;
	bool _chunked, _headersSent, _closed;
}

- initWithSocket: (OFTCPSocket*)socket
	  server: (OFHTTPServer*)server;
@end

@implementation OFHTTPServerReply
@implementation OFHTTPServerResponse
- initWithSocket: (OFTCPSocket*)socket
	  server: (OFHTTPServer*)server
{
	self = [super init];

	_statusCode = 500;
	_socket = [socket retain];

{
	OFTCPSocket *_socket;
	OFHTTPServer *_server;
	OFTimer *_timer;
	enum {
		AWAITING_PROLOG,
		PARSING_HEADERS,
		SEND_REPLY
		SEND_RESPONSE
	} _state;
	uint8_t _HTTPMinorVersion;
	of_http_request_type_t _requestType;
	OFString *_host, *_path;
	uint16_t _port;
	OFMutableDictionary *_headers;
	size_t _contentLength;

- (bool)parseProlog: (OFString*)line;
- (bool)parseHeaders: (OFString*)line;
-      (bool)socket: (OFTCPSocket*)socket
  didReadIntoBuffer: (const char*)buffer
	     length: (size_t)length
	  exception: (OFException*)exception;
- (bool)sendErrorAndClose: (short)statusCode;
- (void)createReply;
- (void)createResponse;
@end

@implementation OFHTTPServer_Connection
- initWithSocket: (OFTCPSocket*)socket
	  server: (OFHTTPServer*)server
{
	self = [super init];

		switch (_state) {
		case AWAITING_PROLOG:
			return [self parseProlog: line];
		case PARSING_HEADERS:
			if (![self parseHeaders: line])
				return false;

			if (_state == SEND_REPLY) {
				[self createReply];
			if (_state == SEND_RESPONSE) {
				[self createResponse];
				return false;
			}

			return true;
		default:
			return false;
		}

	OFString *key, *value;
	size_t pos;

	if ([line length] == 0) {
		switch (_requestType) {
		case OF_HTTP_REQUEST_TYPE_GET:
		case OF_HTTP_REQUEST_TYPE_HEAD:
			_state = SEND_REPLY;
			_state = SEND_RESPONSE;
			break;
		case OF_HTTP_REQUEST_TYPE_POST:;
			OFString *tmp;
			char *buffer;

			tmp = [_headers objectForKey: @"Content-Length"];
			if (tmp == nil)

		return false;

	[_POSTData addItems: buffer
		      count: length];

	if ([_POSTData count] >= _contentLength) {
		@try {
			[self createReply];
			[self createResponse];
		} @catch (OFWriteFailedException *e) {
			return false;
		}

		return false;
	}

			      statusCode, status_code_to_string(statusCode),
			      date, [_server name]];
	[_socket close];

	return false;
}

- (void)createReply
- (void)createResponse
{
	OFURL *URL;
	OFHTTPRequest *request;
	OFHTTPServerReply *reply;
	OFHTTPServerResponse *response;
	size_t pos;

	[_timer invalidate];
	[_timer release];
	_timer = nil;

	if (_host == nil || _port == 0) {

	[request setRequestType: _requestType];
	[request setProtocolVersion:
	    (of_http_request_protocol_version_t){ 1, _HTTPMinorVersion }];
	[request setHeaders: _headers];
	[request setPOSTData: _POSTData];
	[request setRemoteAddress: [_socket remoteAddress]];

	reply = [[[OFHTTPServerReply alloc]
	response = [[[OFHTTPServerResponse alloc]
	    initWithSocket: _socket
		    server: _server] autorelease];

	[[_server delegate] server: _server
		 didReceiveRequest: request
			     reply: reply];
			  response: response];
}
@end

@implementation OFHTTPServer
+ (instancetype)server
{
	return [[[self alloc] init] autorelease];

#import "OFArray.h"
#import "OFDictionary.h"
#import "OFFile.h"
#import "OFURL.h"
#ifdef OF_HAVE_SOCKETS
# import "OFHTTPClient.h"
# import "OFHTTPRequest.h"
# import "OFHTTPRequestReply.h"
# import "OFHTTPResponse.h"
#endif
#import "OFDataArray.h"
#import "OFXMLElement.h"

#ifdef OF_HAVE_SOCKETS
# import "OFHTTPRequestFailedException.h"
#endif

- initWithContentsOfURL: (OFURL*)URL
	       encoding: (of_string_encoding_t)encoding
{
	void *pool;
#ifdef OF_HAVE_SOCKETS
	OFHTTPClient *client;
	OFHTTPRequest *request;
	OFHTTPRequestReply *reply;
	OFHTTPResponse *response;
	OFDictionary *headers;
	OFString *contentType, *contentLength;
	OFDataArray *data;
#endif
	Class c;

	c = [self class];

		objc_autoreleasePoolPop(pool);
		return self;
	}

#ifdef OF_HAVE_SOCKETS
	client = [OFHTTPClient client];
	request = [OFHTTPRequest requestWithURL: URL];
	reply = [client performRequest: request];
	response = [client performRequest: request];

	if ([reply statusCode] != 200)
	if ([response statusCode] != 200)
		@throw [OFHTTPRequestFailedException
		    exceptionWithRequest: request
				   reply: reply];
				response: response];

	headers = [reply headers];
	headers = [response headers];

	if (encoding == OF_STRING_ENCODING_AUTODETECT &&
	    (contentType = [headers objectForKey: @"Content-Type"]) != nil) {
		contentType = [contentType lowercaseString];

		if ([contentType hasSuffix: @"charset=utf-8"])
			encoding = OF_STRING_ENCODING_UTF_8;
		if ([contentType hasSuffix: @"charset=iso-8859-1"])
			encoding = OF_STRING_ENCODING_ISO_8859_1;
		if ([contentType hasSuffix: @"charset=iso-8859-15"])
			encoding = OF_STRING_ENCODING_ISO_8859_15;
		if ([contentType hasSuffix: @"charset=windows-1252"])
			encoding = OF_STRING_ENCODING_WINDOWS_1252;
	}

	if (encoding == OF_STRING_ENCODING_AUTODETECT)
		encoding = OF_STRING_ENCODING_UTF_8;

	data = [reply readDataArrayTillEndOfStream];
	data = [response readDataArrayTillEndOfStream];

	if ((contentLength = [headers objectForKey: @"Content-Length"]) != nil)
		if ([data count] != (size_t)[contentLength decimalValue])
			@throw [OFTruncatedDataException exception];

	self = [[c alloc] initWithCString: (char*)[data items]
				 encoding: encoding

#import "OFException.h"

#ifndef OF_HAVE_SOCKETS
# error No sockets available!
#endif

@class OFHTTPRequest;
@class OFHTTPRequestReply;
@class OFHTTPResponse;

/*!
 * @brief An exception indicating that a HTTP request failed.
 */
@interface OFHTTPRequestFailedException: OFException
{
	OFHTTPRequest *_request;
	OFHTTPRequestReply *_reply;
	OFHTTPResponse *_response;
}

#ifdef OF_HAVE_PROPERTIES
@property (readonly, retain, nonatomic) OFHTTPRequest *request;
@property (readonly, retain, nonatomic) OFHTTPRequestReply *reply;
@property (readonly, retain, nonatomic) OFHTTPResponse *response;
#endif

/*!
 * @brief Creates a new, autoreleased HTTP request failed exception.
 *
 * @param request The HTTP request which failed
 * @param reply The reply of the failed HTTP request
 * @param response The response for the failed HTTP request
 * @return A new, autoreleased HTTP request failed exception
 */
+ (instancetype)exceptionWithRequest: (OFHTTPRequest*)request
			       reply: (OFHTTPRequestReply*)reply;
			    response: (OFHTTPResponse*)response;

/*!
 * @brief Initializes an already allocated HTTP request failed exception.
 *
 * @param request The HTTP request which failed
 * @param reply The reply of the failed HTTP request
 * @param response The response for the failed HTTP request
 * @return A new HTTP request failed exception
 */
- initWithRequest: (OFHTTPRequest*)request
	    reply: (OFHTTPRequestReply*)reply;
	 response: (OFHTTPResponse*)response;

/*!
 * @brief Returns the HTTP request which failed.
 *
 * @return The HTTP request which failed
 */
- (OFHTTPRequest*)request;

/*!
 * @brief Returns the reply of the failed HTTP request.
 * @brief Returns the response for the failed HTTP request.
 *
 * @return The reply of the failed HTTP request
 * @return The response for the failed HTTP request
 */
- (OFHTTPRequestReply*)reply;
- (OFHTTPResponse*)response;
@end

#include "config.h"

#include <stdlib.h>

#import "OFHTTPRequestFailedException.h"
#import "OFString.h"
#import "OFHTTPRequest.h"
#import "OFHTTPRequestReply.h"
#import "OFHTTPResponse.h"

#import "common.h"

@implementation OFHTTPRequestFailedException
+ (instancetype)exceptionWithRequest: (OFHTTPRequest*)request
			       reply: (OFHTTPRequestReply*)reply
			    response: (OFHTTPResponse*)response
{
	return [[[self alloc] initWithRequest: request
					reply: reply] autorelease];
				     response: response] autorelease];
}

- init
{
	@try {
		[self doesNotRecognizeSelector: _cmd];
	} @catch (id e) {
		[self release];
		@throw e;
	}

	abort();
}

- initWithRequest: (OFHTTPRequest*)request
	    reply: (OFHTTPRequestReply*)reply
	 response: (OFHTTPResponse*)response
{
	self = [super init];

	_request = [request retain];
	_reply = [reply retain];
	_response = [response retain];

	return self;
}

- (void)dealloc
{
	[_request release];
	[_reply release];
	[_response release];

	[super dealloc];
}

- (OFString*)description
{
	const char *type = "(unknown)";

	case OF_HTTP_REQUEST_TYPE_POST:
		type = "POST";
		break;
	}

	return [OFString stringWithFormat:
	    @"A HTTP %s request with URL %@ failed with code %d!", type,
	    [_request URL], [_reply statusCode]];
	    [_request URL], [_response statusCode]];
}

- (OFHTTPRequest*)request
{
	OF_GETTER(_request, false)
}

- (OFHTTPRequestReply*)reply
- (OFHTTPResponse*)response
{
	OF_GETTER(_reply, false)
	OF_GETTER(_response, false)
}
@end

#include <stdlib.h>
#include <string.h>
#include <time.h>

#import "OFHTTPClient.h"
#import "OFHTTPRequest.h"
#import "OFHTTPRequestReply.h"
#import "OFHTTPResponse.h"
#import "OFString.h"
#import "OFTCPSocket.h"
#import "OFThread.h"
#import "OFCondition.h"
#import "OFURL.h"
#import "OFDictionary.h"
#import "OFDataArray.h"

- (void)HTTPClientTests
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFHTTPClientTestsServer *server;
	OFURL *url;
	OFHTTPClient *client;
	OFHTTPRequest *request;
	OFHTTPRequestReply *reply = nil;
	OFHTTPResponse *response = nil;
	OFDataArray *data;

	cond = [OFCondition condition];
	[cond lock];

	server = [[[OFHTTPClientTestsServer alloc] init] autorelease];
	[server start];

	[cond wait];
	[cond unlock];

	url = [OFURL URLWithString:
	    [OFString stringWithFormat: @"http://127.0.0.1:%" @PRIu16 "/foo",
					server->port]];

	TEST(@"-[performRequest:]",
	    (client = [OFHTTPClient client]) &&
	    R(request = [OFHTTPRequest requestWithURL: url]) &&
	    R(reply = [client performRequest: request]))
	    R(response = [client performRequest: request]))

	TEST(@"Normalization of server header keys",
	    ([[reply headers] objectForKey: @"Content-Length"] != nil))
	    ([[response headers] objectForKey: @"Content-Length"] != nil))

	TEST(@"Correct parsing of data",
	    (data = [reply readDataArrayTillEndOfStream]) &&
	    (data = [response readDataArrayTillEndOfStream]) &&
	    [data count] == 7 && !memcmp([data items], "foo\nbar", 7))

	[server join];

	[pool drain];
}
@end