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* Copyright (C) 2005, 2007 Apple Inc. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#import "WebCoreNSStringExtras.h"
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#import <wtf/RetainPtr.h>
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BOOL stringIsCaseInsensitiveEqualToString(NSString *first, NSString *second)
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return [first compare:second options:(NSCaseInsensitiveSearch|NSLiteralSearch)] == NSOrderedSame;
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BOOL hasCaseInsensitiveSuffix(NSString *string, NSString *suffix)
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return [string rangeOfString:suffix options:(NSCaseInsensitiveSearch | NSBackwardsSearch | NSAnchoredSearch)].location != NSNotFound;
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BOOL hasCaseInsensitivePrefix(NSString *string, NSString *prefix)
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return [string rangeOfString:prefix options:(NSCaseInsensitiveSearch | NSAnchoredSearch)].location != NSNotFound;
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BOOL hasCaseInsensitiveSubstring(NSString *string, NSString *substring)
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return [string rangeOfString:substring options:NSCaseInsensitiveSearch].location != NSNotFound;
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NSString *filenameByFixingIllegalCharacters(NSString *string)
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NSMutableString *filename = [[string mutableCopy] autorelease];
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// Strip null characters.
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[filename replaceOccurrencesOfString:[NSString stringWithCharacters:&nullChar length:0] withString:@"" options:0 range:NSMakeRange(0, [filename length])];
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// Replace "/" with "-".
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[filename replaceOccurrencesOfString:@"/" withString:@"-" options:0 range:NSMakeRange(0, [filename length])];
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// Replace ":" with "-".
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[filename replaceOccurrencesOfString:@":" withString:@"-" options:0 range:NSMakeRange(0, [filename length])];
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// Strip leading dots.
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while ([filename hasPrefix:@"."]) {
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[filename deleteCharactersInRange:NSMakeRange(0,1)];
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wdeprecated-declarations"
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CFStringEncoding stringEncodingForResource(Handle resource)
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short resRef = HomeResFile(resource);
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if (ResError() != noErr)
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return NSMacOSRomanStringEncoding;
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// Get the FSRef for the current resource file
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OSStatus error = FSGetForkCBInfo(resRef, 0, NULL, NULL, NULL, &fref, NULL);
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return NSMacOSRomanStringEncoding;
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RetainPtr<CFURLRef> url(AdoptCF, CFURLCreateFromFSRef(NULL, &fref));
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return NSMacOSRomanStringEncoding;
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NSString *path = [(NSURL *)url.get() path];
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// Get the lproj directory name
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path = [path stringByDeletingLastPathComponent];
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if (!stringIsCaseInsensitiveEqualToString([path pathExtension], @"lproj"))
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return NSMacOSRomanStringEncoding;
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NSString *directoryName = [[path stringByDeletingPathExtension] lastPathComponent];
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RetainPtr<CFStringRef> locale(AdoptCF, CFLocaleCreateCanonicalLocaleIdentifierFromString(NULL, (CFStringRef)directoryName));
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return NSMacOSRomanStringEncoding;
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error = LocaleStringToLangAndRegionCodes([(NSString *)locale.get() UTF8String], &lang, ®ion);
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return NSMacOSRomanStringEncoding;
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TextEncoding encoding;
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error = UpgradeScriptInfoToTextEncoding(kTextScriptDontCare, lang, region, NULL, &encoding);
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return NSMacOSRomanStringEncoding;
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#pragma clang diagnostic pop
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#endif // !PLATFORM(IOS)