ObjFW  Diff

/*
 * Copyright (c) 2008-2021 Jonathan Schleifer <js@nil.im>
 * Copyright (c) 2008-2022 Jonathan Schleifer <js@nil.im>
 *
 * 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.
 *

#ifdef OF_HAVE_PLUGINS
# import "OFPlugin.h"
#endif
#import "OFSandbox.h"
#import "OFStdIOStream.h"
#import "OFSystemInfo.h"
#import "OFTCPSocket.h"
#import "OFTLSSocket.h"
#import "OFTLSStream.h"
#import "OFURL.h"

#ifdef HAVE_TLS_SUPPORT
# import "ObjFWTLS.h"
#endif

#import "OFConnectionFailedException.h"
#import "OFHTTPRequestFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidFormatException.h"
#import "OFInvalidServerReplyException.h"
#import "OFOpenItemFailedException.h"

	OFStream *_output;
	unsigned long long _received, _length, _resumedFrom;
	ProgressBar *_progressBar;
}

- (void)downloadNextURL;
@end

#ifdef HAVE_TLS_SUPPORT
void
_reference_to_ObjFWTLS(void)
{
	_ObjFWTLS_reference = 1;
}
#endif

OF_APPLICATION_DELEGATE(OFHTTP)

static void
help(OFStream *stream, bool full, int status)
{
	[OFStdErr writeLine:

	[fileName retain];
	objc_autoreleasePoolPop(pool);
	return [fileName autorelease];
}

@implementation OFHTTP
#ifdef OF_HAVE_PLUGINS
+ (void)initialize
{
	if (self != [OFHTTP class])
		return;

	/* Opportunistically try loading ObjOpenSSL and ignore any errors. */
	OFDLOpen(@LIB_PREFIX @"objopenssl" @LIB_SUFFIX, OFDLOpenFlagLazy);
}
#endif

- (instancetype)init
{
	self = [super init];

	@try {
		_method = OFHTTPRequestMethodGet;

	}

#ifdef OF_HAVE_SANDBOX
	if (outputPath != nil)
		[sandbox unveilPath: outputPath
			permissions: (_continue ? @"rwc" : @"wc")];
	else
		[sandbox unveilPath: [[OFFileManger defaultManager]
		[sandbox unveilPath: [[OFFileManager defaultManager]
					 currentDirectoryPath]
			permissions: (_continue ? @"rwc" : @"wc")];

	/* In case we use ObjOpenSSL for https later */
	/* In case we use OpenSSL for HTTPS later */
	[sandbox unveilPath: @"/etc/ssl" permissions: @"r"];

	sandbox.allowsUnveil = false;
	[OFApplication of_activateSandbox: sandbox];
#endif

	_outputPath = [outputPath copy];

		    @"prog", [OFApplication programName])];
		[OFApplication terminateWithStatus: 1];
	}

	if (_insecure)
		_HTTPClient.allowsInsecureRedirects = true;

#ifdef OF_WINDOWS
	_useUnicode = [OFSystemInfo isWindowsNT];
#else
	_useUnicode = ([OFLocale encoding] == OFStringEncodingUTF8);
#endif

	[self performSelector: @selector(downloadNextURL) afterDelay: 0];
}

-    (void)client: (OFHTTPClient *)client
  didCreateSocket: (OFTCPSocket *)sock
	  request: (OFHTTPRequest *)request
-	(void)client: (OFHTTPClient *)client
  didCreateTLSStream: (OFTLSStream *)stream
	     request: (OFHTTPRequest *)request
{
	if (_insecure && [sock respondsToSelector:
	    @selector(setVerifiesCertificates:)])
	/* Use setter instead of property access to work around GCC bug. */
	[stream setVerifiesCertificates: !_insecure];
		((id <OFTLSSocket>)sock).verifiesCertificates = false;
}

-     (void)client: (OFHTTPClient *)client
  wantsRequestBody: (OFStream *)body
	   request: (OFHTTPRequest *)request
{
	/* TODO: Do asynchronously and print status */

			    @"prog", [OFApplication programName],
			    @"url", request.URL.string)];
		} else if ([exception isKindOfClass:
		    [OFUnsupportedProtocolException class]]) {
			if (!_quiet)
				[OFStdOut writeString: @"\n"];

			[OFStdErr writeLine: OF_LOCALIZED(@"no_ssl_library",
			    @"%[prog]: No TLS library loaded!\n"
			    @"  In order to download via https, you need to "
			    @"preload an TLS library for ObjFW\n"
			    @"  such as ObjOpenSSL!",
			[OFStdErr writeLine: OF_LOCALIZED(@"no_tls_support",
			    @"%[prog]: No TLS support in ObjFW!\n"
			    @"  In order to download via HTTPS, you need to "
			    @"either build ObjFW with TLS\n"
			    @"  support or preload a library adding TLS "
			    @"support to ObjFW!",
			    @"prog", [OFApplication programName])];
		} else if ([exception isKindOfClass:
		    [OFReadOrWriteFailedException class]]) {
			OFString *error = OF_LOCALIZED(
			    @"download_failed_read_or_write_failed_any",
			    @"Read or write failed");