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// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/common/resource_bundle.h"
#include "base/data_pack.h"
#include "base/file_util.h"
#include "base/logging.h"
#include "base/path_service.h"
#include "base/string_piece.h"
#include "base/string_util.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/gfx/chrome_font.h"
#include "chrome/common/l10n_util.h"
ResourceBundle::~ResourceBundle() {
FreeImages();
delete locale_resources_data_;
locale_resources_data_ = NULL;
delete theme_data_;
theme_data_ = NULL;
delete resources_data_;
resources_data_ = NULL;
}
void ResourceBundle::LoadResources(const std::wstring& pref_locale) {
// TODO(tc): Load the .pak files to locale_resources_data_ and
// resources_data_.
NOTIMPLEMENTED();
}
FilePath ResourceBundle::GetLocaleFilePath(const std::wstring& pref_locale) {
FilePath locale_path;
PathService::Get(chrome::DIR_LOCALES, &locale_path);
const std::wstring app_locale = l10n_util::GetApplicationLocale(pref_locale);
if (app_locale.empty())
return FilePath();
return locale_path.Append(WideToASCII(app_locale + L".pak"));
}
void ResourceBundle::LoadThemeResources() {
// TODO(tc): Load the theme .pak file.
NOTIMPLEMENTED();
}
/* static */
bool ResourceBundle::LoadResourceBytes(DataHandle module, int resource_id,
std::vector<unsigned char>* bytes) {
DCHECK(module);
StringPiece data;
if (!module->Get(resource_id, &data))
return false;
bytes->resize(data.length());
memcpy(&(bytes->front()), data.data(), data.length());
return true;
}
StringPiece ResourceBundle::GetRawDataResource(int resource_id) {
DCHECK(resources_data_);
StringPiece data;
if (!resources_data_->Get(resource_id, &data))
return StringPiece();
return data;
}
std::wstring ResourceBundle::GetLocalizedString(int message_id) {
// If for some reason we were unable to load a resource dll, return an empty
// string (better than crashing).
if (!locale_resources_data_) {
LOG(WARNING) << "locale resources are not loaded";
return std::wstring();
}
StringPiece data;
if (!locale_resources_data_->Get(message_id, &data)) {
// Fall back on the main data pack (shouldn't be any strings here except in
// unittests).
data = GetRawDataResource(message_id);
if (data.empty()) {
NOTREACHED() << "unable to find resource: " << message_id;
return std::wstring();
}
}
// Copy into a wstring and return.
return UTF8ToWide(data.as_string());
}
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