227 lines
8.8 KiB
C++
227 lines
8.8 KiB
C++
// Copyright (c) 2014 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "atom/app/atom_content_client.h"
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#include <string>
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#include <vector>
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#include "atom/common/atom_version.h"
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#include "atom/common/chrome_version.h"
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#include "atom/common/options_switches.h"
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#include "base/command_line.h"
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#include "base/files/file_util.h"
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#include "base/strings/string_split.h"
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#include "base/strings/string_util.h"
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#include "base/strings/utf_string_conversions.h"
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#include "content/public/common/content_constants.h"
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#include "content/public/common/pepper_plugin_info.h"
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#include "content/public/common/user_agent.h"
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#include "media/media_features.h"
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#include "ppapi/shared_impl/ppapi_permissions.h"
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#include "third_party/widevine/cdm/stub/widevine_cdm_version.h"
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#include "ui/base/l10n/l10n_util.h"
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#include "url/url_constants.h"
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#if defined(WIDEVINE_CDM_AVAILABLE) && BUILDFLAG(ENABLE_LIBRARY_CDMS)
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#include "chrome/common/widevine_cdm_constants.h"
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#endif
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#if defined(ENABLE_PDF_VIEWER)
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#include "atom/common/atom_constants.h"
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#include "pdf/pdf.h"
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#endif // defined(ENABLE_PDF_VIEWER)
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namespace atom {
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namespace {
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content::PepperPluginInfo CreatePepperFlashInfo(const base::FilePath& path,
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const std::string& version) {
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content::PepperPluginInfo plugin;
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plugin.is_out_of_process = true;
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plugin.name = content::kFlashPluginName;
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plugin.path = path;
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plugin.permissions = ppapi::PERMISSION_ALL_BITS;
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std::vector<std::string> flash_version_numbers = base::SplitString(
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version, ".", base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
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if (flash_version_numbers.empty())
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flash_version_numbers.push_back("11");
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// |SplitString()| puts in an empty string given an empty string. :(
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else if (flash_version_numbers[0].empty())
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flash_version_numbers[0] = "11";
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if (flash_version_numbers.size() < 2)
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flash_version_numbers.push_back("2");
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if (flash_version_numbers.size() < 3)
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flash_version_numbers.push_back("999");
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if (flash_version_numbers.size() < 4)
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flash_version_numbers.push_back("999");
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// E.g., "Shockwave Flash 10.2 r154":
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plugin.description = plugin.name + " " + flash_version_numbers[0] + "." +
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flash_version_numbers[1] + " r" +
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flash_version_numbers[2];
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plugin.version = base::JoinString(flash_version_numbers, ".");
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content::WebPluginMimeType swf_mime_type(content::kFlashPluginSwfMimeType,
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content::kFlashPluginSwfExtension,
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content::kFlashPluginSwfDescription);
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plugin.mime_types.push_back(swf_mime_type);
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content::WebPluginMimeType spl_mime_type(content::kFlashPluginSplMimeType,
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content::kFlashPluginSplExtension,
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content::kFlashPluginSplDescription);
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plugin.mime_types.push_back(spl_mime_type);
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return plugin;
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}
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#if defined(WIDEVINE_CDM_AVAILABLE) && BUILDFLAG(ENABLE_LIBRARY_CDMS)
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content::PepperPluginInfo CreateWidevineCdmInfo(const base::FilePath& path,
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const std::string& version) {
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content::PepperPluginInfo widevine_cdm;
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widevine_cdm.is_out_of_process = true;
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widevine_cdm.path = path;
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widevine_cdm.name = kWidevineCdmDisplayName;
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widevine_cdm.description =
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kWidevineCdmDescription + std::string(" (version: ") + version + ")";
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widevine_cdm.version = version;
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content::WebPluginMimeType widevine_cdm_mime_type(
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kWidevineCdmPluginMimeType, kWidevineCdmPluginExtension,
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kWidevineCdmPluginMimeTypeDescription);
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// Add the supported codecs as if they came from the component manifest.
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std::vector<std::string> codecs;
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codecs.push_back(kCdmSupportedCodecVp8);
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codecs.push_back(kCdmSupportedCodecVp9);
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#if BUILDFLAG(USE_PROPRIETARY_CODECS)
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codecs.push_back(kCdmSupportedCodecAvc1);
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#endif // BUILDFLAG(USE_PROPRIETARY_CODECS)
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std::string codec_string = base::JoinString(
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codecs, std::string(1, kCdmSupportedCodecsValueDelimiter));
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widevine_cdm_mime_type.additional_param_names.push_back(
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base::ASCIIToUTF16(kCdmSupportedCodecsParamName));
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widevine_cdm_mime_type.additional_param_values.push_back(
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base::ASCIIToUTF16(codec_string));
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widevine_cdm.mime_types.push_back(widevine_cdm_mime_type);
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widevine_cdm.permissions = kWidevineCdmPluginPermissions;
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return widevine_cdm;
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}
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#endif // defined(WIDEVINE_CDM_AVAILABLE) && BUILDFLAG(ENABLE_LIBRARY_CDMS)
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#if defined(ENABLE_PDF_VIEWER)
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void ComputeBuiltInPlugins(std::vector<content::PepperPluginInfo>* plugins) {
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content::PepperPluginInfo pdf_info;
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pdf_info.is_internal = true;
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pdf_info.is_out_of_process = true;
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pdf_info.name = "Chromium PDF Viewer";
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pdf_info.description = "Portable Document Format";
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pdf_info.path = base::FilePath::FromUTF8Unsafe(kPdfPluginPath);
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content::WebPluginMimeType pdf_mime_type(kPdfPluginMimeType, "pdf",
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"Portable Document Format");
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pdf_info.mime_types.push_back(pdf_mime_type);
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pdf_info.internal_entry_points.get_interface = chrome_pdf::PPP_GetInterface;
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pdf_info.internal_entry_points.initialize_module =
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chrome_pdf::PPP_InitializeModule;
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pdf_info.internal_entry_points.shutdown_module =
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chrome_pdf::PPP_ShutdownModule;
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pdf_info.permissions = ppapi::PERMISSION_PRIVATE | ppapi::PERMISSION_DEV;
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plugins->push_back(pdf_info);
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}
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#endif // defined(ENABLE_PDF_VIEWER)
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void ConvertStringWithSeparatorToVector(std::vector<std::string>* vec,
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const char* separator,
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const char* cmd_switch) {
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auto* command_line = base::CommandLine::ForCurrentProcess();
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auto string_with_separator = command_line->GetSwitchValueASCII(cmd_switch);
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if (!string_with_separator.empty())
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*vec = base::SplitString(string_with_separator, separator,
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base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
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}
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} // namespace
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void AddPepperFlashFromCommandLine(
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std::vector<content::PepperPluginInfo>* plugins) {
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auto* command_line = base::CommandLine::ForCurrentProcess();
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base::FilePath flash_path =
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command_line->GetSwitchValuePath(switches::kPpapiFlashPath);
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if (flash_path.empty())
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return;
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auto flash_version =
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command_line->GetSwitchValueASCII(switches::kPpapiFlashVersion);
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plugins->push_back(CreatePepperFlashInfo(flash_path, flash_version));
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}
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#if defined(WIDEVINE_CDM_AVAILABLE) && BUILDFLAG(ENABLE_LIBRARY_CDMS)
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void AddWidevineCdmFromCommandLine(
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std::vector<content::PepperPluginInfo>* plugins) {
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auto* command_line = base::CommandLine::ForCurrentProcess();
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base::FilePath widevine_cdm_path =
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command_line->GetSwitchValuePath(switches::kWidevineCdmPath);
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if (widevine_cdm_path.empty())
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return;
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if (!base::PathExists(widevine_cdm_path))
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return;
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auto widevine_cdm_version =
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command_line->GetSwitchValueASCII(switches::kWidevineCdmVersion);
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if (widevine_cdm_version.empty())
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return;
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plugins->push_back(
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CreateWidevineCdmInfo(widevine_cdm_path, widevine_cdm_version));
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}
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#endif // defined(WIDEVINE_CDM_AVAILABLE) && BUILDFLAG(ENABLE_LIBRARY_CDMS)
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AtomContentClient::AtomContentClient() {}
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AtomContentClient::~AtomContentClient() {}
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std::string AtomContentClient::GetProduct() const {
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return "Chrome/" CHROME_VERSION_STRING;
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}
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std::string AtomContentClient::GetUserAgent() const {
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return content::BuildUserAgentFromProduct("Chrome/" CHROME_VERSION_STRING
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" " ATOM_PRODUCT_NAME
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"/" ATOM_VERSION_STRING);
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}
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base::string16 AtomContentClient::GetLocalizedString(int message_id) const {
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return l10n_util::GetStringUTF16(message_id);
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}
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void AtomContentClient::AddAdditionalSchemes(Schemes* schemes) {
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schemes->standard_schemes.push_back("chrome-extension");
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std::vector<std::string> splited;
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ConvertStringWithSeparatorToVector(&splited, ",",
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switches::kRegisterServiceWorkerSchemes);
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for (const std::string& scheme : splited)
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schemes->service_worker_schemes.push_back(scheme);
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schemes->service_worker_schemes.push_back(url::kFileScheme);
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ConvertStringWithSeparatorToVector(&splited, ",", switches::kSecureSchemes);
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for (const std::string& scheme : splited)
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schemes->secure_schemes.push_back(scheme);
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}
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void AtomContentClient::AddPepperPlugins(
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std::vector<content::PepperPluginInfo>* plugins) {
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AddPepperFlashFromCommandLine(plugins);
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#if defined(WIDEVINE_CDM_AVAILABLE) && BUILDFLAG(ENABLE_LIBRARY_CDMS)
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AddWidevineCdmFromCommandLine(plugins);
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#endif // defined(WIDEVINE_CDM_AVAILABLE) && BUILDFLAG(ENABLE_LIBRARY_CDMS)
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#if defined(ENABLE_PDF_VIEWER)
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ComputeBuiltInPlugins(plugins);
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#endif // defined(ENABLE_PDF_VIEWER)
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}
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} // namespace atom
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