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Unified Diff: chrome/browser/media/desktop_capture_access_handler.cc

Issue 2307083002: Cleanup: move WebRTC related files from chrome/browser/media to chrome/browser/media/webrtc/ (Closed)
Patch Set: Removed file wrongly resuscitated during rebase Created 4 years, 3 months ago
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Index: chrome/browser/media/desktop_capture_access_handler.cc
diff --git a/chrome/browser/media/desktop_capture_access_handler.cc b/chrome/browser/media/desktop_capture_access_handler.cc
deleted file mode 100644
index 19577a2ae691db22f867301feca4faf61a866f3a..0000000000000000000000000000000000000000
--- a/chrome/browser/media/desktop_capture_access_handler.cc
+++ /dev/null
@@ -1,435 +0,0 @@
-// Copyright 2015 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/browser/media/desktop_capture_access_handler.h"
-
-#include <utility>
-
-#include "base/command_line.h"
-#include "base/strings/string_number_conversions.h"
-#include "base/strings/string_util.h"
-#include "base/strings/utf_string_conversions.h"
-#include "build/build_config.h"
-#include "chrome/browser/media/desktop_streams_registry.h"
-#include "chrome/browser/media/media_capture_devices_dispatcher.h"
-#include "chrome/browser/ui/browser.h"
-#include "chrome/browser/ui/browser_finder.h"
-#include "chrome/browser/ui/browser_window.h"
-#include "chrome/browser/ui/screen_capture_notification_ui.h"
-#include "chrome/browser/ui/simple_message_box.h"
-#include "chrome/common/chrome_switches.h"
-#include "chrome/grit/generated_resources.h"
-#include "content/public/browser/browser_thread.h"
-#include "content/public/browser/desktop_media_id.h"
-#include "content/public/browser/render_frame_host.h"
-#include "content/public/browser/render_process_host.h"
-#include "content/public/common/content_switches.h"
-#include "content/public/common/media_stream_request.h"
-#include "content/public/common/origin_util.h"
-#include "extensions/browser/app_window/app_window.h"
-#include "extensions/browser/app_window/app_window_registry.h"
-#include "extensions/common/constants.h"
-#include "extensions/common/extension.h"
-#include "extensions/common/switches.h"
-#include "media/audio/audio_device_description.h"
-#include "net/base/url_util.h"
-#include "third_party/webrtc/modules/desktop_capture/desktop_capture_types.h"
-#include "ui/base/l10n/l10n_util.h"
-
-#if defined(OS_CHROMEOS)
-#include "ash/shell.h"
-#endif // defined(OS_CHROMEOS)
-
-using content::BrowserThread;
-
-namespace {
-
-// Helper to get title of the calling application shown in the screen capture
-// notification.
-base::string16 GetApplicationTitle(content::WebContents* web_contents,
- const extensions::Extension* extension) {
- // Use extension name as title for extensions and host/origin for drive-by
- // web.
- std::string title;
- if (extension) {
- title = extension->name();
- return base::UTF8ToUTF16(title);
- }
- GURL url = web_contents->GetURL();
- title = content::IsOriginSecure(url) ? net::GetHostAndOptionalPort(url)
- : url.GetOrigin().spec();
- return base::UTF8ToUTF16(title);
-}
-
-base::string16 GetStopSharingUIString(
- const base::string16& application_title,
- const base::string16& registered_extension_name,
- bool capture_audio,
- content::DesktopMediaID::Type capture_type) {
- if (!capture_audio) {
- if (application_title == registered_extension_name) {
- switch (capture_type) {
- case content::DesktopMediaID::TYPE_SCREEN:
- return l10n_util::GetStringFUTF16(
- IDS_MEDIA_SCREEN_CAPTURE_NOTIFICATION_TEXT, application_title);
- case content::DesktopMediaID::TYPE_WINDOW:
- return l10n_util::GetStringFUTF16(
- IDS_MEDIA_WINDOW_CAPTURE_NOTIFICATION_TEXT, application_title);
- case content::DesktopMediaID::TYPE_WEB_CONTENTS:
- return l10n_util::GetStringFUTF16(
- IDS_MEDIA_TAB_CAPTURE_NOTIFICATION_TEXT, application_title);
- case content::DesktopMediaID::TYPE_NONE:
- NOTREACHED();
- }
- } else {
- switch (capture_type) {
- case content::DesktopMediaID::TYPE_SCREEN:
- return l10n_util::GetStringFUTF16(
- IDS_MEDIA_SCREEN_CAPTURE_NOTIFICATION_TEXT_DELEGATED,
- registered_extension_name, application_title);
- case content::DesktopMediaID::TYPE_WINDOW:
- return l10n_util::GetStringFUTF16(
- IDS_MEDIA_WINDOW_CAPTURE_NOTIFICATION_TEXT_DELEGATED,
- registered_extension_name, application_title);
- case content::DesktopMediaID::TYPE_WEB_CONTENTS:
- return l10n_util::GetStringFUTF16(
- IDS_MEDIA_TAB_CAPTURE_NOTIFICATION_TEXT_DELEGATED,
- registered_extension_name, application_title);
- case content::DesktopMediaID::TYPE_NONE:
- NOTREACHED();
- }
- }
- } else { // The case with audio
- if (application_title == registered_extension_name) {
- switch (capture_type) {
- case content::DesktopMediaID::TYPE_SCREEN:
- return l10n_util::GetStringFUTF16(
- IDS_MEDIA_SCREEN_CAPTURE_WITH_AUDIO_NOTIFICATION_TEXT,
- application_title);
- case content::DesktopMediaID::TYPE_WEB_CONTENTS:
- return l10n_util::GetStringFUTF16(
- IDS_MEDIA_TAB_CAPTURE_WITH_AUDIO_NOTIFICATION_TEXT,
- application_title);
- case content::DesktopMediaID::TYPE_NONE:
- case content::DesktopMediaID::TYPE_WINDOW:
- NOTREACHED();
- }
- } else {
- switch (capture_type) {
- case content::DesktopMediaID::TYPE_SCREEN:
- return l10n_util::GetStringFUTF16(
- IDS_MEDIA_SCREEN_CAPTURE_WITH_AUDIO_NOTIFICATION_TEXT_DELEGATED,
- registered_extension_name, application_title);
- case content::DesktopMediaID::TYPE_WEB_CONTENTS:
- return l10n_util::GetStringFUTF16(
- IDS_MEDIA_TAB_CAPTURE_WITH_AUDIO_NOTIFICATION_TEXT_DELEGATED,
- registered_extension_name, application_title);
- case content::DesktopMediaID::TYPE_NONE:
- case content::DesktopMediaID::TYPE_WINDOW:
- NOTREACHED();
- }
- }
- }
- return base::string16();
-}
-// Helper to get list of media stream devices for desktop capture in |devices|.
-// Registers to display notification if |display_notification| is true.
-// Returns an instance of MediaStreamUI to be passed to content layer.
-std::unique_ptr<content::MediaStreamUI> GetDevicesForDesktopCapture(
- content::MediaStreamDevices* devices,
- content::DesktopMediaID media_id,
- bool capture_audio,
- bool mute_system_audio,
- bool display_notification,
- const base::string16& application_title,
- const base::string16& registered_extension_name) {
- DCHECK_CURRENTLY_ON(BrowserThread::UI);
- std::unique_ptr<content::MediaStreamUI> ui;
-
- // Add selected desktop source to the list.
- devices->push_back(content::MediaStreamDevice(
- content::MEDIA_DESKTOP_VIDEO_CAPTURE, media_id.ToString(), "Screen"));
- if (capture_audio) {
- if (media_id.type == content::DesktopMediaID::TYPE_WEB_CONTENTS) {
- devices->push_back(
- content::MediaStreamDevice(content::MEDIA_DESKTOP_AUDIO_CAPTURE,
- media_id.ToString(), "Tab audio"));
- } else if (mute_system_audio) {
- // Use the special loopback device ID for system audio capture.
- devices->push_back(content::MediaStreamDevice(
- content::MEDIA_DESKTOP_AUDIO_CAPTURE,
- media::AudioDeviceDescription::kLoopbackWithMuteDeviceId,
- "System Audio"));
- } else {
- // Use the special loopback device ID for system audio capture.
- devices->push_back(content::MediaStreamDevice(
- content::MEDIA_DESKTOP_AUDIO_CAPTURE,
- media::AudioDeviceDescription::kLoopbackInputDeviceId,
- "System Audio"));
- }
- }
-
- // If required, register to display the notification for stream capture.
- if (!display_notification) {
- return ui;
- }
-
- ui = ScreenCaptureNotificationUI::Create(GetStopSharingUIString(
- application_title, registered_extension_name, capture_audio,
- media_id.type));
-
- return ui;
-}
-
-#if !defined(OS_ANDROID)
-// Find browser or app window from a given |web_contents|.
-gfx::NativeWindow FindParentWindowForWebContents(
- content::WebContents* web_contents) {
- Browser* browser = chrome::FindBrowserWithWebContents(web_contents);
- if (browser && browser->window())
- return browser->window()->GetNativeWindow();
-
- const extensions::AppWindowRegistry::AppWindowList& window_list =
- extensions::AppWindowRegistry::Get(web_contents->GetBrowserContext())
- ->app_windows();
- for (extensions::AppWindowRegistry::AppWindowList::const_iterator iter =
- window_list.begin();
- iter != window_list.end(); ++iter) {
- if ((*iter)->web_contents() == web_contents)
- return (*iter)->GetNativeWindow();
- }
-
- return NULL;
-}
-#endif
-
-} // namespace
-
-DesktopCaptureAccessHandler::DesktopCaptureAccessHandler() {
-}
-
-DesktopCaptureAccessHandler::~DesktopCaptureAccessHandler() {
-}
-
-void DesktopCaptureAccessHandler::ProcessScreenCaptureAccessRequest(
- content::WebContents* web_contents,
- const content::MediaStreamRequest& request,
- const content::MediaResponseCallback& callback,
- const extensions::Extension* extension) {
- content::MediaStreamDevices devices;
- std::unique_ptr<content::MediaStreamUI> ui;
-
- DCHECK_EQ(request.video_type, content::MEDIA_DESKTOP_VIDEO_CAPTURE);
-
- UpdateExtensionTrusted(request, extension);
-
- bool loopback_audio_supported = false;
-#if defined(USE_CRAS) || defined(OS_WIN)
- // Currently loopback audio capture is supported only on Windows and ChromeOS.
- loopback_audio_supported = true;
-#endif
-
- bool component_extension = false;
- component_extension =
- extension && extension->location() == extensions::Manifest::COMPONENT;
-
- bool screen_capture_enabled =
- base::CommandLine::ForCurrentProcess()->HasSwitch(
- switches::kEnableUserMediaScreenCapturing) ||
- MediaCaptureDevicesDispatcher::IsOriginForCasting(
- request.security_origin) ||
- IsExtensionWhitelistedForScreenCapture(extension) ||
- IsBuiltInExtension(request.security_origin);
-
- const bool origin_is_secure =
- content::IsOriginSecure(request.security_origin) ||
- base::CommandLine::ForCurrentProcess()->HasSwitch(
- switches::kAllowHttpScreenCapture);
-
- // If basic conditions (screen capturing is enabled and origin is secure)
- // aren't fulfilled, we'll use "invalid state" as result. Otherwise, we set
- // it after checking permission.
- // TODO(grunell): It would be good to change this result for something else,
- // probably a new one.
- content::MediaStreamRequestResult result =
- content::MEDIA_DEVICE_INVALID_STATE;
-
- // Approve request only when the following conditions are met:
- // 1. Screen capturing is enabled via command line switch or white-listed for
- // the given origin.
- // 2. Request comes from a page with a secure origin or from an extension.
- if (screen_capture_enabled && origin_is_secure) {
- // Get title of the calling application prior to showing the message box.
- // chrome::ShowQuestionMessageBox() starts a nested message loop which may
- // allow |web_contents| to be destroyed on the UI thread before the messag
- // box is closed. See http://crbug.com/326690.
- base::string16 application_title =
- GetApplicationTitle(web_contents, extension);
-#if !defined(OS_ANDROID)
- gfx::NativeWindow parent_window =
- FindParentWindowForWebContents(web_contents);
-#else
- gfx::NativeWindow parent_window = NULL;
-#endif
- web_contents = NULL;
-
- bool whitelisted_extension =
- IsExtensionWhitelistedForScreenCapture(extension);
-
- // For whitelisted or component extensions, bypass message box.
- bool user_approved = false;
- if (!whitelisted_extension && !component_extension) {
- base::string16 application_name =
- base::UTF8ToUTF16(request.security_origin.spec());
- if (extension)
- application_name = base::UTF8ToUTF16(extension->name());
- base::string16 confirmation_text = l10n_util::GetStringFUTF16(
- request.audio_type == content::MEDIA_NO_SERVICE
- ? IDS_MEDIA_SCREEN_CAPTURE_CONFIRMATION_TEXT
- : IDS_MEDIA_SCREEN_AND_AUDIO_CAPTURE_CONFIRMATION_TEXT,
- application_name);
- chrome::MessageBoxResult result = chrome::ShowQuestionMessageBox(
- parent_window,
- l10n_util::GetStringFUTF16(
- IDS_MEDIA_SCREEN_CAPTURE_CONFIRMATION_TITLE, application_name),
- confirmation_text);
- user_approved = (result == chrome::MESSAGE_BOX_RESULT_YES);
- }
-
- if (user_approved || component_extension || whitelisted_extension) {
- content::DesktopMediaID screen_id;
-#if defined(OS_CHROMEOS)
- screen_id = content::DesktopMediaID::RegisterAuraWindow(
- content::DesktopMediaID::TYPE_SCREEN,
- ash::Shell::GetInstance()->GetPrimaryRootWindow());
-#else // defined(OS_CHROMEOS)
- screen_id = content::DesktopMediaID(content::DesktopMediaID::TYPE_SCREEN,
- webrtc::kFullDesktopScreenId);
-#endif // !defined(OS_CHROMEOS)
-
- bool capture_audio =
- (request.audio_type == content::MEDIA_DESKTOP_AUDIO_CAPTURE &&
- loopback_audio_supported);
-
- // Unless we're being invoked from a component extension, register to
- // display the notification for stream capture.
- bool display_notification = !component_extension;
-
- ui = GetDevicesForDesktopCapture(&devices, screen_id, capture_audio, true,
- display_notification, application_title,
- application_title);
- DCHECK(!devices.empty());
- }
-
- // The only case when devices can be empty is if the user has denied
- // permission.
- result = devices.empty() ? content::MEDIA_DEVICE_PERMISSION_DENIED
- : content::MEDIA_DEVICE_OK;
- }
-
- callback.Run(devices, result, std::move(ui));
-}
-
-bool DesktopCaptureAccessHandler::SupportsStreamType(
- const content::MediaStreamType type,
- const extensions::Extension* extension) {
- return type == content::MEDIA_DESKTOP_VIDEO_CAPTURE ||
- type == content::MEDIA_DESKTOP_AUDIO_CAPTURE;
-}
-
-bool DesktopCaptureAccessHandler::CheckMediaAccessPermission(
- content::WebContents* web_contents,
- const GURL& security_origin,
- content::MediaStreamType type,
- const extensions::Extension* extension) {
- return false;
-}
-
-void DesktopCaptureAccessHandler::HandleRequest(
- content::WebContents* web_contents,
- const content::MediaStreamRequest& request,
- const content::MediaResponseCallback& callback,
- const extensions::Extension* extension) {
- content::MediaStreamDevices devices;
- std::unique_ptr<content::MediaStreamUI> ui;
-
- if (request.video_type != content::MEDIA_DESKTOP_VIDEO_CAPTURE) {
- callback.Run(devices, content::MEDIA_DEVICE_INVALID_STATE, std::move(ui));
- return;
- }
-
- // If the device id wasn't specified then this is a screen capture request
- // (i.e. chooseDesktopMedia() API wasn't used to generate device id).
- if (request.requested_video_device_id.empty()) {
- ProcessScreenCaptureAccessRequest(web_contents, request, callback,
- extension);
- return;
- }
-
- // The extension name that the stream is registered with.
- std::string original_extension_name;
- // Resolve DesktopMediaID for the specified device id.
- content::DesktopMediaID media_id;
- // TODO(miu): Replace "main RenderFrame" IDs with the request's actual
- // RenderFrame IDs once the desktop capture extension API implementation is
- // fixed. http://crbug.com/304341
- content::WebContents* const web_contents_for_stream =
- content::WebContents::FromRenderFrameHost(
- content::RenderFrameHost::FromID(request.render_process_id,
- request.render_frame_id));
- content::RenderFrameHost* const main_frame =
- web_contents_for_stream ? web_contents_for_stream->GetMainFrame() : NULL;
- if (main_frame) {
- media_id = MediaCaptureDevicesDispatcher::GetInstance()
- ->GetDesktopStreamsRegistry()
- ->RequestMediaForStreamId(request.requested_video_device_id,
- main_frame->GetProcess()->GetID(),
- main_frame->GetRoutingID(),
- request.security_origin,
- &original_extension_name);
- }
-
- // Received invalid device id.
- if (media_id.type == content::DesktopMediaID::TYPE_NONE) {
- callback.Run(devices, content::MEDIA_DEVICE_INVALID_STATE, std::move(ui));
- return;
- }
-
- bool loopback_audio_supported = false;
-#if defined(USE_CRAS) || defined(OS_WIN)
- // Currently loopback audio capture is supported only on Windows and ChromeOS.
- loopback_audio_supported = true;
-#endif
-
- // This value essentially from the checkbox on picker window, so it
- // corresponds to user permission.
- const bool audio_permitted = media_id.audio_share;
-
- // This value essentially from whether getUserMedia requests audio stream.
- const bool audio_requested =
- request.audio_type == content::MEDIA_DESKTOP_AUDIO_CAPTURE;
-
- // This value shows for a given capture type, whether the system or our code
- // can support audio sharing. Currently audio is only supported for screen and
- // tab/webcontents capture streams.
- const bool audio_supported =
- (media_id.type == content::DesktopMediaID::TYPE_SCREEN &&
- loopback_audio_supported) ||
- media_id.type == content::DesktopMediaID::TYPE_WEB_CONTENTS;
-
- const bool check_audio_permission =
- !base::CommandLine::ForCurrentProcess()->HasSwitch(
- extensions::switches::kDisableDesktopCaptureAudio);
- const bool capture_audio =
- (check_audio_permission ? audio_permitted : true) && audio_requested &&
- audio_supported;
-
- ui = GetDevicesForDesktopCapture(&devices, media_id, capture_audio, false,
- true,
- GetApplicationTitle(web_contents, extension),
- base::UTF8ToUTF16(original_extension_name));
- UpdateExtensionTrusted(request, extension);
- callback.Run(devices, content::MEDIA_DEVICE_OK, std::move(ui));
-}
-
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