cef/libcef/common/alloy/alloy_content_client.cc

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// Copyright 2015 The Chromium Embedded Framework Authors.
// Portions copyright 2014 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 "libcef/common/alloy/alloy_content_client.h"
#include <stdint.h>
#include "include/cef_stream.h"
#include "include/cef_version.h"
#include "libcef/common/app_manager.h"
#include "libcef/common/cef_switches.h"
#include "libcef/common/extensions/extensions_util.h"
#include "base/command_line.h"
#include "base/files/file_util.h"
#include "base/json/json_reader.h"
#include "base/logging.h"
#include "base/path_service.h"
#include "base/strings/string_piece.h"
#include "base/strings/string_split.h"
#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/chrome_content_client.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/media/cdm_registration.h"
#include "components/pdf/common/internal_plugin_helpers.h"
#include "content/public/common/cdm_info.h"
#include "content/public/common/content_constants.h"
#include "content/public/common/content_plugin_info.h"
#include "content/public/common/content_switches.h"
#include "ppapi/shared_impl/ppapi_permissions.h"
#include "third_party/widevine/cdm/buildflags.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#if BUILDFLAG(ENABLE_CDM_HOST_VERIFICATION)
#include "libcef/common/cdm_host_file_path.h"
#endif
namespace {
// The following plugin-related methods are from
// chrome/common/chrome_content_client.cc
constexpr char kPDFPluginName[] = "Chromium PDF Plugin";
constexpr char kPDFPluginExtension[] = "pdf";
constexpr char kPDFPluginDescription[] = "Portable Document Format";
constexpr uint32_t kPDFPluginPermissions =
ppapi::PERMISSION_PDF | ppapi::PERMISSION_DEV;
// Appends the known built-in plugins to the given vector. Some built-in
// plugins are "internal" which means they are compiled into the Chrome binary,
// and some are extra shared libraries distributed with the browser (these are
// not marked internal, aside from being automatically registered, they're just
// regular plugins).
void ComputeBuiltInPlugins(std::vector<content::ContentPluginInfo>* plugins) {
if (extensions::PdfExtensionEnabled()) {
content::ContentPluginInfo pdf_info;
pdf_info.is_internal = true;
pdf_info.is_out_of_process = true;
pdf_info.name = kPDFPluginName;
pdf_info.description = kPDFPluginDescription;
pdf_info.path = base::FilePath(ChromeContentClient::kPDFInternalPluginPath);
content::WebPluginMimeType pdf_mime_type(pdf::kInternalPluginMimeType,
kPDFPluginExtension,
kPDFPluginDescription);
pdf_info.mime_types.push_back(pdf_mime_type);
pdf_info.permissions = kPDFPluginPermissions;
plugins->push_back(pdf_info);
}
}
} // namespace
AlloyContentClient::AlloyContentClient() = default;
AlloyContentClient::~AlloyContentClient() = default;
void AlloyContentClient::AddPlugins(
std::vector<content::ContentPluginInfo>* plugins) {
ComputeBuiltInPlugins(plugins);
}
void AlloyContentClient::AddContentDecryptionModules(
std::vector<content::CdmInfo>* cdms,
std::vector<media::CdmHostFilePath>* cdm_host_file_paths) {
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if (cdms) {
RegisterCdmInfo(cdms);
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}
#if BUILDFLAG(ENABLE_CDM_HOST_VERIFICATION)
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if (cdm_host_file_paths) {
cef::AddCdmHostFilePaths(cdm_host_file_paths);
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}
#endif
}
void AlloyContentClient::AddAdditionalSchemes(Schemes* schemes) {
CefAppManager::Get()->AddAdditionalSchemes(schemes);
}
std::u16string AlloyContentClient::GetLocalizedString(int message_id) {
std::u16string value =
ui::ResourceBundle::GetSharedInstance().GetLocalizedString(message_id);
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if (value.empty()) {
LOG(ERROR) << "No localized string available for id " << message_id;
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}
return value;
}
std::u16string AlloyContentClient::GetLocalizedString(
int message_id,
const std::u16string& replacement) {
std::u16string value = l10n_util::GetStringFUTF16(message_id, replacement);
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if (value.empty()) {
LOG(ERROR) << "No localized string available for id " << message_id;
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}
return value;
}
base::StringPiece AlloyContentClient::GetDataResource(
int resource_id,
ui::ResourceScaleFactor scale_factor) {
base::StringPiece value =
ui::ResourceBundle::GetSharedInstance().GetRawDataResourceForScale(
resource_id, scale_factor);
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if (value.empty()) {
LOG(ERROR) << "No data resource available for id " << resource_id;
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}
return value;
}
base::RefCountedMemory* AlloyContentClient::GetDataResourceBytes(
int resource_id) {
base::RefCountedMemory* value =
ui::ResourceBundle::GetSharedInstance().LoadDataResourceBytes(
resource_id);
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if (!value) {
LOG(ERROR) << "No data resource bytes available for id " << resource_id;
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}
return value;
}
gfx::Image& AlloyContentClient::GetNativeImageNamed(int resource_id) {
gfx::Image& value =
ui::ResourceBundle::GetSharedInstance().GetNativeImageNamed(resource_id);
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if (value.IsEmpty()) {
LOG(ERROR) << "No native image available for id " << resource_id;
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}
return value;
}