| /* |
| * Copyright (C) 2007, 2009 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. |
| */ |
| |
| #include "config.h" |
| #include "FontDatabase.h" |
| |
| #include "CString.h" |
| #include "FileSystem.h" |
| #include "PlatformString.h" |
| #include <WebKitSystemInterface/WebKitSystemInterface.h> |
| #include <shlobj.h> |
| #include <wtf/RetainPtr.h> |
| |
| namespace WebCore { |
| |
| static String systemFontsDirectory() |
| { |
| static bool initialized; |
| static String directory; |
| |
| if (!initialized) { |
| initialized = true; |
| |
| Vector<UChar> buffer(MAX_PATH); |
| if (FAILED(SHGetFolderPath(0, CSIDL_FONTS | CSIDL_FLAG_CREATE, 0, 0, buffer.data()))) |
| return directory; |
| buffer.resize(wcslen(buffer.data())); |
| |
| directory = String::adopt(buffer); |
| } |
| |
| return directory; |
| } |
| |
| static String fontsPlistPath() |
| { |
| static String path = pathByAppendingComponent(localUserSpecificStorageDirectory(), "FontsList.plist"); |
| return path; |
| } |
| |
| static bool systemHasFontsNewerThanFontsPlist() |
| { |
| WIN32_FILE_ATTRIBUTE_DATA plistAttributes = {0}; |
| if (!GetFileAttributesEx(fontsPlistPath().charactersWithNullTermination(), GetFileExInfoStandard, &plistAttributes)) |
| return true; |
| |
| WIN32_FILE_ATTRIBUTE_DATA fontsDirectoryAttributes = {0}; |
| if (!GetFileAttributesEx(systemFontsDirectory().charactersWithNullTermination(), GetFileExInfoStandard, &fontsDirectoryAttributes)) |
| return true; |
| |
| return CompareFileTime(&plistAttributes.ftLastWriteTime, &fontsDirectoryAttributes.ftLastWriteTime) < 0; |
| } |
| |
| static RetainPtr<CFPropertyListRef> readFontPlist() |
| { |
| CString plistPath = fontsPlistPath().utf8(); |
| |
| RetainPtr<CFURLRef> url(AdoptCF, CFURLCreateFromFileSystemRepresentation(0, reinterpret_cast<const UInt8*>(plistPath.data()), plistPath.length(), false)); |
| if (!url) |
| return 0; |
| |
| RetainPtr<CFReadStreamRef> stream(AdoptCF, CFReadStreamCreateWithFile(0, url.get())); |
| if (!stream) |
| return 0; |
| |
| if (!CFReadStreamOpen(stream.get())) |
| return 0; |
| |
| CFPropertyListFormat format = kCFPropertyListBinaryFormat_v1_0 | kCFPropertyListXMLFormat_v1_0; |
| RetainPtr<CFPropertyListRef> plist(AdoptCF, CFPropertyListCreateFromStream(0, stream.get(), 0, kCFPropertyListMutableContainersAndLeaves, &format, 0)); |
| |
| CFReadStreamClose(stream.get()); |
| |
| return plist; |
| } |
| |
| static bool populateFontDatabaseFromPlist(CFPropertyListRef plist) |
| { |
| if (!plist) |
| return false; |
| |
| wkAddFontsFromPlist(plist); |
| return true; |
| } |
| |
| static bool populateFontDatabaseFromFileSystem() |
| { |
| RetainPtr<CFStringRef> directory(AdoptCF, systemFontsDirectory().createCFString()); |
| if (!directory) |
| return false; |
| |
| wkAddFontsInDirectory(directory.get()); |
| return true; |
| } |
| |
| static CFStringRef fontFilenamesFromRegistryKey() |
| { |
| static CFStringRef key = CFSTR("WebKitFontFilenamesFromRegistry"); |
| return key; |
| } |
| |
| static void writeFontDatabaseToPlist(CFPropertyListRef cgFontDBPropertyList, CFPropertyListRef filenamesFromRegistry) |
| { |
| if (!cgFontDBPropertyList) |
| return; |
| |
| RetainPtr<CFDataRef> data; |
| |
| if (!filenamesFromRegistry || CFGetTypeID(cgFontDBPropertyList) != CFDictionaryGetTypeID()) |
| data.adoptCF(CFPropertyListCreateXMLData(kCFAllocatorDefault, cgFontDBPropertyList)); |
| else { |
| RetainPtr<CFMutableDictionaryRef> dictionary(AdoptCF, CFDictionaryCreateMutableCopy(kCFAllocatorDefault, 2, static_cast<CFDictionaryRef>(cgFontDBPropertyList))); |
| CFDictionarySetValue(dictionary.get(), fontFilenamesFromRegistryKey(), filenamesFromRegistry); |
| data.adoptCF(CFPropertyListCreateXMLData(kCFAllocatorDefault, dictionary.get())); |
| } |
| |
| if (!data) |
| return; |
| |
| safeCreateFile(fontsPlistPath(), data.get()); |
| } |
| |
| static RetainPtr<CFArrayRef> fontFilenamesFromRegistry() |
| { |
| RetainPtr<CFMutableArrayRef> filenames(AdoptCF, CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks)); |
| |
| HKEY key; |
| if (FAILED(RegOpenKeyEx(HKEY_LOCAL_MACHINE, TEXT("SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Fonts"), 0, KEY_READ, &key))) |
| return filenames; |
| |
| DWORD valueCount; |
| DWORD maxNameLength; |
| DWORD maxValueLength; |
| if (FAILED(RegQueryInfoKey(key, 0, 0, 0, 0, 0, 0, &valueCount, &maxNameLength, &maxValueLength, 0, 0))) { |
| RegCloseKey(key); |
| return filenames; |
| } |
| |
| Vector<TCHAR> name(maxNameLength + 1); |
| Vector<BYTE> value(maxValueLength + 1); |
| |
| for (size_t i = 0; i < valueCount; ++i) { |
| DWORD nameLength = name.size(); |
| DWORD valueLength = value.size(); |
| DWORD type; |
| if (FAILED(RegEnumValue(key, i, name.data(), &nameLength, 0, &type, value.data(), &valueLength))) |
| continue; |
| if (type != REG_SZ) |
| continue; |
| |
| RetainPtr<CFDataRef> filename(AdoptCF, CFDataCreate(kCFAllocatorDefault, value.data(), valueLength)); |
| CFArrayAppendValue(filenames.get(), filename.get()); |
| } |
| |
| RegCloseKey(key); |
| return filenames; |
| } |
| |
| void populateFontDatabase() |
| { |
| static bool initialized; |
| if (initialized) |
| return; |
| initialized = true; |
| |
| if (wkCanCreateCGFontWithLOGFONT()) |
| return; |
| |
| RetainPtr<CFPropertyListRef> propertyList = readFontPlist(); |
| RetainPtr<CFArrayRef> lastFilenamesFromRegistry; |
| if (propertyList && CFGetTypeID(propertyList.get()) == CFDictionaryGetTypeID()) { |
| CFDictionaryRef dictionary = static_cast<CFDictionaryRef>(propertyList.get()); |
| CFArrayRef array = static_cast<CFArrayRef>(CFDictionaryGetValue(dictionary, fontFilenamesFromRegistryKey())); |
| if (array && CFGetTypeID(array) == CFArrayGetTypeID()) |
| lastFilenamesFromRegistry = array; |
| } |
| RetainPtr<CFArrayRef> currentFilenamesFromRegistry = fontFilenamesFromRegistry(); |
| bool registryChanged = !lastFilenamesFromRegistry || !CFEqual(lastFilenamesFromRegistry.get(), currentFilenamesFromRegistry.get()); |
| |
| if (!registryChanged && !systemHasFontsNewerThanFontsPlist()) { |
| if (populateFontDatabaseFromPlist(propertyList.get())) |
| return; |
| } |
| |
| if (populateFontDatabaseFromFileSystem()) { |
| wkAddFontsFromRegistry(); |
| RetainPtr<CFPropertyListRef> cgFontDBPropertyList(AdoptCF, wkCreateFontsPlist()); |
| writeFontDatabaseToPlist(cgFontDBPropertyList.get(), currentFilenamesFromRegistry.get()); |
| } |
| } |
| |
| } // namespace WebCore |