ObjFW  Diff

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
 *               2018, 2019, 2020
 *   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.
 *
 * 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.
 */

/*
 * This file is also used for MS-DOS! Don't forget to #ifdef Windows-specific
 * parts!
 */

#include "config.h"

#import "OFString+PathAdditions.h"
#import "OFArray.h"
#import "OFFileURLHandler.h"

{
	void *pool = objc_autoreleasePoolPush();
	OFString *ret, *fileName;
	size_t pos;

	fileName = self.lastPathComponent;
	pos = [fileName rangeOfString: @"."
			      options: OF_STRING_SEARCH_BACKWARDS].location;
	if (pos == OF_NOT_FOUND || pos == 0) {
		objc_autoreleasePoolPop(pool);
		return @"";
	}

	ret = [fileName substringFromIndex: pos + 1];

	[ret retain];

		}

		objc_autoreleasePoolPop(pool);
		return @".";
	}

	components = [components objectsInRange:
	    of_range(0, components.count - 1)];
	ret = [OFString pathWithComponents: components];

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

		return [[self copy] autorelease];

	pool = objc_autoreleasePoolPush();
	components = [[self.pathComponents mutableCopy] autorelease];
	fileName = components.lastObject;

	pos = [fileName rangeOfString: @"."
			      options: OF_STRING_SEARCH_BACKWARDS].location;
	if (pos == OF_NOT_FOUND || pos == 0) {
		objc_autoreleasePoolPop(pool);
		return [[self copy] autorelease];
	}

	fileName = [fileName substringToIndex: pos];
	[components replaceObjectAtIndex: components.count - 1
			      withObject: fileName];

			if ([component isEqual: @".."] && parent != nil &&
			    ![parent isEqual: @".."] &&
			    ![parent hasSuffix: @":"] &&
			    ![parent hasSuffix: @":\\"] &&
			    ![parent hasSuffix: @"://"] &&
			    (![parent hasPrefix: @"\\"] || i != 1)) {
				[array removeObjectsInRange:
				    of_range(i - 1, 2)];

				done = false;
				break;
			}
		}
	}

		if (components.count < 2)
			@throw [OFInvalidFormatException exception];

		*URLEncodedHost = [[components objectAtIndex: 1]
		     stringByURLEncodingWithAllowedCharacters:
		     [OFCharacterSet URLHostAllowedCharacterSet]];
		path = [OFString pathWithComponents: [components
		    objectsInRange: of_range(2, components.count - 2)]];
	}

	path = [path stringByReplacingOccurrencesOfString: @"\\"
					       withString: @"/"];
	path = [path stringByPrependingString: @"/"];

	return path;