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/*
* Copyright (C) 2011 ProFUSION Embedded Systems
* Copyright (C) 2011 Samsung Electronics
* Copyright (C) 2012 Intel Corporation. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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 "FontManagement.h"
#include <Ecore_File.h>
#include <cstdio>
#include <fontconfig/fontconfig.h>
#include <wtf/Vector.h>
#include <wtf/text/CString.h>
#include <wtf/text/StringBuilder.h>
static CString buildPath(const char* base, const char* first, ...)
{
va_list ap;
StringBuilder result;
result.append(base);
if (const char* current = first) {
va_start(ap, first);
do {
result.append('/');
result.append(current);
} while ((current = va_arg(ap, const char*)));
va_end(ap);
}
return result.toString().utf8();
}
static Vector<CString> getCoreFontFiles()
{
Vector<CString> fontFilePaths;
// Ahem is used by many layout tests.
fontFilePaths.append(CString(FONTS_CONF_DIR "/AHEM____.TTF"));
// A font with no valid Fontconfig encoding to test https://bugs.webkit.org/show_bug.cgi?id=47452
fontFilePaths.append(CString(FONTS_CONF_DIR "/FontWithNoValidEncoding.fon"));
for (int i = 1; i <= 9; i++) {
char fontPath[EINA_PATH_MAX];
snprintf(fontPath, EINA_PATH_MAX - 1, FONTS_CONF_DIR "/../../fonts/WebKitWeightWatcher%i00.ttf", i);
fontFilePaths.append(CString(fontPath));
}
return fontFilePaths;
}
static void addFontDirectory(const CString& fontDirectory, FcConfig* config)
{
const char* fontPath = fontDirectory.data();
if (!fontPath || !FcConfigAppFontAddDir(config, reinterpret_cast<const FcChar8*>(fontPath)))
fprintf(stderr, "Could not add font directory %s!\n", fontPath);
}
static void addFontFiles(const Vector<CString>& fontFiles, FcConfig* config)
{
Vector<CString>::const_iterator it, end = fontFiles.end();
for (it = fontFiles.begin(); it != end; ++it) {
const char* filePath = (*it).data();
if (!FcConfigAppFontAddFile(config, reinterpret_cast<const FcChar8*>(filePath)))
fprintf(stderr, "Could not load font at %s!\n", filePath);
}
}
static CString getCustomBuildDir()
{
if (const char* userChosenBuildDir = getenv("WEBKIT_OUTPUTDIR")) {
if (ecore_file_is_dir(userChosenBuildDir))
return userChosenBuildDir;
fprintf(stderr, "WEBKIT_OUTPUTDIR set to '%s', but path doesn't exist.\n", userChosenBuildDir);
}
return CString();
}
static CString getPlatformFontsPath()
{
CString customBuildDir = getCustomBuildDir();
if (!customBuildDir.isNull()) {
CString fontsPath = buildPath(customBuildDir.data(), "Dependencies", "Root", "webkitgtk-test-fonts", 0);
if (!ecore_file_exists(fontsPath.data()))
fprintf(stderr, "WEBKIT_OUTPUTDIR set to '%s', but could not local test fonts.\n", customBuildDir.data());
return fontsPath;
}
CString fontsPath = CString(DOWNLOADED_FONTS_DIR);
if (ecore_file_exists(fontsPath.data()))
return fontsPath;
fprintf(stderr, "Could not locate tests fonts, try setting WEBKIT_OUTPUTDIR.\n");
return CString();
}
void addFontsToEnvironment()
{
FcInit();
// Load our configuration file, which sets up proper aliases for family
// names like sans, serif and monospace.
FcConfig* config = FcConfigCreate();
const char* fontConfigFilename = FONTS_CONF_DIR "/fonts.conf";
if (!FcConfigParseAndLoad(config, reinterpret_cast<const FcChar8*>(fontConfigFilename), true)) {
fprintf(stderr, "Couldn't load font configuration file from: %s\n", fontConfigFilename);
exit(1);
}
addFontFiles(getCoreFontFiles(), config);
addFontDirectory(getPlatformFontsPath(), config);
if (!FcConfigSetCurrent(config)) {
fprintf(stderr, "Could not set the current font configuration!\n");
exit(1);
}
}
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