112 lines
4 KiB
C++
112 lines
4 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "shell/browser/extensions/electron_component_extension_resource_manager.h"
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#include <string>
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#include <utility>
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#include "base/logging.h"
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#include "base/path_service.h"
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#include "base/stl_util.h"
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#include "base/values.h"
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#include "build/build_config.h"
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#include "chrome/common/chrome_paths.h"
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#include "chrome/grit/component_extension_resources_map.h"
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#include "electron/buildflags/buildflags.h"
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#if BUILDFLAG(ENABLE_PDF_VIEWER)
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#include "chrome/browser/pdf/pdf_extension_util.h" // nogncheck
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#include "chrome/grit/pdf_resources_map.h"
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#include "extensions/common/constants.h"
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#endif
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namespace extensions {
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ElectronComponentExtensionResourceManager::
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ElectronComponentExtensionResourceManager() {
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AddComponentResourceEntries(kComponentExtensionResources,
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kComponentExtensionResourcesSize);
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#if BUILDFLAG(ENABLE_PDF_VIEWER)
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AddComponentResourceEntries(kPdfResources, kPdfResourcesSize);
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// Register strings for the PDF viewer, so that $i18n{} replacements work.
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base::Value pdf_strings(base::Value::Type::DICTIONARY);
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pdf_extension_util::AddStrings(
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pdf_extension_util::PdfViewerContext::kPdfViewer, &pdf_strings);
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pdf_extension_util::AddAdditionalData(&pdf_strings);
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ui::TemplateReplacements pdf_viewer_replacements;
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ui::TemplateReplacementsFromDictionaryValue(
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base::Value::AsDictionaryValue(pdf_strings), &pdf_viewer_replacements);
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extension_template_replacements_[extension_misc::kPdfExtensionId] =
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std::move(pdf_viewer_replacements);
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#endif
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}
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ElectronComponentExtensionResourceManager::
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~ElectronComponentExtensionResourceManager() {}
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bool ElectronComponentExtensionResourceManager::IsComponentExtensionResource(
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const base::FilePath& extension_path,
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const base::FilePath& resource_path,
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int* resource_id) const {
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base::FilePath directory_path = extension_path;
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base::FilePath resources_dir;
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base::FilePath relative_path;
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if (!base::PathService::Get(chrome::DIR_RESOURCES, &resources_dir) ||
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!resources_dir.AppendRelativePath(directory_path, &relative_path)) {
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return false;
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}
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relative_path = relative_path.Append(resource_path);
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relative_path = relative_path.NormalizePathSeparators();
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auto entry = path_to_resource_id_.find(relative_path);
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if (entry != path_to_resource_id_.end()) {
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*resource_id = entry->second;
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return true;
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}
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return false;
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}
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const ui::TemplateReplacements*
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ElectronComponentExtensionResourceManager::GetTemplateReplacementsForExtension(
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const std::string& extension_id) const {
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auto it = extension_template_replacements_.find(extension_id);
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if (it == extension_template_replacements_.end()) {
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return nullptr;
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}
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return &it->second;
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}
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void ElectronComponentExtensionResourceManager::AddComponentResourceEntries(
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const webui::ResourcePath* entries,
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size_t size) {
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base::FilePath gen_folder_path = base::FilePath().AppendASCII(
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"@out_folder@/gen/chrome/browser/resources/");
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gen_folder_path = gen_folder_path.NormalizePathSeparators();
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for (size_t i = 0; i < size; ++i) {
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base::FilePath resource_path =
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base::FilePath().AppendASCII(entries[i].path);
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resource_path = resource_path.NormalizePathSeparators();
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if (!gen_folder_path.IsParent(resource_path)) {
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DCHECK(!base::Contains(path_to_resource_id_, resource_path));
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path_to_resource_id_[resource_path] = entries[i].id;
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} else {
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// If the resource is a generated file, strip the generated folder's path,
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// so that it can be served from a normal URL (as if it were not
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// generated).
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base::FilePath effective_path =
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base::FilePath().AppendASCII(resource_path.AsUTF8Unsafe().substr(
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gen_folder_path.value().length()));
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DCHECK(!base::Contains(path_to_resource_id_, effective_path));
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path_to_resource_id_[effective_path] = entries[i].id;
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}
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}
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}
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} // namespace extensions
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