WebKit/mac/Misc/WebLocalizableStrings.mm
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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/*
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 * Copyright (C) 2005 Apple Computer, Inc.  All rights reserved.
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 *
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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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 * are met:
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 *
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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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 *
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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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 */
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#import <WebKit/WebLocalizableStrings.h>
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#import <wtf/Assertions.h>
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#import <wtf/Threading.h>
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WebLocalizableStringsBundle WebKitLocalizableStringsBundle = { "com.apple.WebKit", 0 };
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NSString *WebLocalizedString(WebLocalizableStringsBundle *stringsBundle, const char *key)
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{
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    // This function is not thread-safe due at least to its unguarded use of the mainBundle static variable
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    // and its use of [NSBundle localizedStringForKey:::], which is not guaranteed to be thread-safe. If
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    // we decide we need to use this on background threads, we'll need to add locking here and make sure
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    // it doesn't affect performance.
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    ASSERT(isMainThread());
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    NSBundle *bundle;
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    if (stringsBundle == NULL) {
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        static NSBundle *mainBundle;
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        if (mainBundle == nil) {
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            mainBundle = [NSBundle mainBundle];
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            ASSERT(mainBundle);
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            CFRetain(mainBundle);
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        }
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        bundle = mainBundle;
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    } else {
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        bundle = stringsBundle->bundle;
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        if (bundle == nil) {
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            bundle = [NSBundle bundleWithIdentifier:[NSString stringWithUTF8String:stringsBundle->identifier]];
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            ASSERT(bundle);
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            stringsBundle->bundle = bundle;
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        }
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    }
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    NSString *notFound = @"localized string not found";
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    CFStringRef keyString = CFStringCreateWithCStringNoCopy(NULL, key, kCFStringEncodingUTF8, kCFAllocatorNull);
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    NSString *result = [bundle localizedStringForKey:(NSString *)keyString value:notFound table:nil];
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    CFRelease(keyString);
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    ASSERT_WITH_MESSAGE(result != notFound, "could not find localizable string %s in bundle", key);
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    return result;
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}