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