[WIP] WebTorrent Support

.gitignore

@@ -2,6 +2,7 @@
 .tags*
 /.idea/
 /browser/resources/brave_extension/
+/components/brave_webtorrent/extension/out/
 /dist/
 /out/
 /vendor/requests
@@ -39,4 +40,4 @@ npm-debug.log
 *~
 CMakeLists.txt
 cmake-build-debug/
-coverage/
+coverage/

brave_paks.gni

@@ -58,11 +58,13 @@ template("brave_extra_paks") {
       "$root_gen_dir/brave/brave_unscaled_resources.pak",
       "$root_gen_dir/components/brave_components_resources.pak",
       "$target_gen_dir/browser/resources/brave_extension.pak",
+      "$target_gen_dir/components/brave_webtorrent/brave_webtorrent_resources.pak",
     ]
 
     deps = [
       "//brave/app:brave_generated_resources_grit",
       "//brave/app/theme:brave_unscaled_resources",
+      "//brave/components/brave_webtorrent:resources",
       "//brave/components/resources:brave_components_resources_grit",
       "//brave/browser/resources:brave_extension_grit",
       "//brave/common/extensions/api"

browser/extensions/BUILD.gn

@@ -24,6 +24,7 @@ source_set("extensions") {
 
   deps = [
     "//brave/browser/resources:brave_extension_grit",
+    "//brave/components/brave_webtorrent:resources",
     "//chrome/browser",
     "//content/public/browser",
     "//extensions/browser",

browser/extensions/brave_component_extension_resource_manager.cc

@@ -5,6 +5,7 @@
 #include "brave/browser/extensions/brave_component_extension_resource_manager.h"
 
 #include "brave/browser/resources/grit/brave_extension_resources_map.h"
+#include "brave/components/brave_webtorrent/grit/brave_webtorrent_resources_map.h"
 
 namespace extensions {
 
@@ -13,6 +14,10 @@ BraveComponentExtensionResourceManager() {
   AddComponentResourceEntries(
       kBraveExtension,
       kBraveExtensionSize);
+
+  AddComponentResourceEntries(
+      kBraveWebtorrentResources,
+      kBraveWebtorrentResourcesSize);
 }
 
 BraveComponentExtensionResourceManager::

browser/extensions/brave_component_loader.cc

@@ -6,6 +6,7 @@
 
 #include "base/command_line.h"
 #include "brave/common/brave_switches.h"
+#include "brave/components/brave_webtorrent/grit/brave_webtorrent_resources.h"
 #include "components/grit/brave_components_resources.h"
 
 namespace extensions {
@@ -33,6 +34,11 @@ void BraveComponentLoader::AddDefaultComponentExtensions(
         brave_extension_path.Append(FILE_PATH_LITERAL("brave_extension"));
     Add(IDR_BRAVE_EXTENSON, brave_extension_path);
   }
+
+  base::FilePath brave_webtorrent_path(FILE_PATH_LITERAL(""));
+  brave_webtorrent_path =
+    brave_webtorrent_path.Append(FILE_PATH_LITERAL("brave_webtorrent"));
+  Add(IDR_BRAVE_WEBTORRENT, brave_webtorrent_path);
 }
 
 }  // namespace extensions

browser/extensions/brave_extension_provider.cc

@@ -22,6 +22,7 @@ bool IsWhitelisted(const extensions::Extension* extension) {
   }
   static std::vector<std::string> whitelist({
     brave_extension_id,
+    brave_webtorrent_extension_id,
     pdfjs_extension_id,
     // 1Password
     "aomjjhallfgjeglblehebfpbcfeobpgk",
@@ -126,7 +127,8 @@ bool BraveExtensionProvider::UserMayLoad(const Extension* extension,
 
 bool BraveExtensionProvider::MustRemainInstalled(const Extension* extension,
                                                  base::string16* error) const {
-  return extension->id() == brave_extension_id;
+  return extension->id() == brave_extension_id ||
+    extension->id() == brave_webtorrent_extension_id;
 }
 
 }  // namespace extensions

browser/resources/resource_ids

@@ -21,4 +21,5 @@
   "brave/app/theme/brave_unscaled_resources.grd": {
     "includes": [36500],
   },
+  # brave webtorrent 37500
 }

chromium_src/chrome/browser/extensions/component_extensions_whitelist/whitelist.cc

@@ -0,0 +1,41 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#define IsComponentExtensionWhitelisted IsComponentExtensionWhitelisted_ChromiumImpl
+#include "../../../../../../chrome/browser/extensions/component_extensions_whitelist/whitelist.cc"
+#undef IsComponentExtensionWhitelisted
+
+#include "brave/common/extensions/extension_constants.h"
+#include "components/grit/brave_components_resources.h"
+#include "brave/components/brave_webtorrent/grit/brave_webtorrent_resources.h"
+
+namespace extensions {
+
+  bool IsComponentExtensionWhitelisted(const std::string& extension_id) {
+    const char* const kAllowed[] = {
+      brave_extension_id,
+      brave_webtorrent_extension_id
+    };
+
+    for (size_t i = 0; i < arraysize(kAllowed); ++i) {
+      if (extension_id == kAllowed[i])
+        return true;
+    }
+
+    return IsComponentExtensionWhitelisted_ChromiumImpl(extension_id);
+  }
+
+  bool IsComponentExtensionWhitelisted(int manifest_resource_id) {
+    switch (manifest_resource_id) {
+      // Please keep the list in alphabetical order.
+      case IDR_BRAVE_EXTENSON:
+      case IDR_BRAVE_WEBTORRENT:
+        return true;
+    }
+
+    return IsComponentExtensionWhitelisted_ChromiumImpl(manifest_resource_id);
+  }
+
+}  // namespace extensions
+

chromium_src/net/url_request/url_request_context_builder.cc

@@ -0,0 +1,6 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "brave/net/url_request/magnet_protocol_handler.h"
+#include "../../../../net/url_request/url_request_context_builder.cc"

common/extensions/api/BUILD.gn

@@ -26,6 +26,7 @@ json_features("manifest_features") {
   sources = [
     "//chrome/common/extensions/api/_manifest_features.json",
     "//extensions/common/api/_manifest_features.json",
+    "_manifest_features.json",
   ]
 }
 

common/extensions/api/_api_features.json

@@ -48,5 +48,20 @@
     "matches": [
       "chrome://newtab/*"
     ]
-  }]
+  }],
+  "sockets.tcp": {
+    "dependencies": ["manifest:sockets"],
+    "contexts": ["blessed_extension"],
+    "whitelist": ["3D9518A72EB02667A773B69DBA9E72E0F4A37423"]
+  },
+  "sockets.tcpServer": {
+    "dependencies": ["manifest:sockets"],
+    "contexts": ["blessed_extension"],
+    "whitelist": ["3D9518A72EB02667A773B69DBA9E72E0F4A37423"]
+  },
+  "sockets.udp": {
+    "dependencies": ["manifest:sockets"],
+    "contexts": ["blessed_extension"],
+    "whitelist": ["3D9518A72EB02667A773B69DBA9E72E0F4A37423"]
+  }
 }

common/extensions/api/_manifest_features.json

@@ -0,0 +1,11 @@
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+{
+  "sockets": {
+    "channel": "stable",
+    "extension_types": ["extension", "platform_app"],
+    "whitelist": ["3D9518A72EB02667A773B69DBA9E72E0F4A37423"]
+  }
+}

common/extensions/extension_constants.cc

@@ -5,5 +5,6 @@
 #include "brave/common/extensions/extension_constants.h"
 
 const char brave_extension_id[] = "mnojpmjdmbbfmejpflffifhffcmidifd";
+const char brave_webtorrent_extension_id[] = "lgjmpdmojkpocjcopdikifhejkkjglho";
 const char pdfjs_extension_id[] = "oemmndcbldboiebfnladdacbdfmadadm";
 const char widevine_extension_id[] = "oimompecagnajdejgnnjijobebaeigek";

common/extensions/extension_constants.h

@@ -3,5 +3,6 @@
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 extern const char brave_extension_id[];
+extern const char brave_webtorrent_extension_id[];
 extern const char pdfjs_extension_id[];
 extern const char widevine_extension_id[];

components/brave_adblock_ui/BUILD.gn

@@ -14,5 +14,5 @@ transpile_web_ui("brave_adblock_ui") {
     "reducers/adblock_reducer.ts",
   ]
 
-  bundle_name = "brave_adblock.bundle.js"
+  bundle_names = ["brave_adblock.bundle.js"]
 }

components/brave_new_tab_ui/BUILD.gn

@@ -18,5 +18,6 @@ transpile_web_ui("brave_new_tab_ui") {
     "reducers/index.ts",
     "reducers/new_tab_reducer.tsx",
   ]
-  bundle_name = "brave_new_tab.bundle.js"
+
+  bundle_names = ["brave_new_tab.bundle.js"]
 }

components/brave_rewards_ui/BUILD.gn

@@ -13,5 +13,5 @@ transpile_web_ui("brave_rewards_ui") {
     "reducers/rewards_reducer.ts",
   ]
 
-  bundle_name = "brave_rewards.bundle.js"
+  bundle_names = ["brave_rewards.bundle.js"]
 }

components/brave_webtorrent/BUILD.gn

@@ -0,0 +1,18 @@
+import("//tools/grit/grit_rule.gni")
+import("//tools/grit/repack.gni")
+
+grit("resources") {
+  source = "resources.grd"
+  outputs = [
+    "grit/brave_webtorrent_resources_map.cc",
+    "grit/brave_webtorrent_resources_map.h",
+    "grit/brave_webtorrent_resources.h",
+    "brave_webtorrent_resources.pak",
+  ]
+
+  deps = [
+    "//brave/components/brave_webtorrent/extension:brave_webtorrent"
+  ]
+
+  resource_ids = ""
+}

components/brave_webtorrent/extension/BUILD.gn

@@ -0,0 +1,43 @@
+import("//brave/components/common/typescript.gni")
+
+transpile_web_ui("brave_webtorrent") {
+  inputs = [
+    "background.ts",
+    "brave_webtorrent.html",
+    "brave_webtorrent.tsx",
+    "actions/tab_actions.ts",
+    "actions/webtorrent_actions.ts",
+    "actions/window_actions.ts",
+    "background/store.ts",
+    "background/webtorrent.ts",
+    "background/actions/tabActions.ts",
+    "background/actions/webtorrentActions.ts",
+    "background/actions/windowActions.ts",
+    "background/events/tabsEvents.ts",
+    "background/events/torrentEvents.ts",
+    "background/events/webtorrentEvents.ts",
+    "background/events/windowsEvents.ts",
+    "background/reducers/index.ts",
+    "background/reducers/webtorrent_reducer.ts",
+    "components/app.tsx",
+    "components/mediaViewer.tsx",
+    "components/torrentFileList.tsx",
+    "components/torrentStatus.tsx",
+    "components/torrentViewer.tsx",
+    "components/torrentViewerFooter.tsx",
+    "components/torrentViewerHeader.tsx",
+    "constants/tab_types.ts",
+    "constants/theme.ts",
+    "constants/webtorrentState.ts",
+    "constants/webtorrent_types.ts",
+    "constants/window_types.ts"
+  ]
+
+  bundle_names = [
+    "brave_webtorrent.bundle.js",
+    "brave_webtorrent_background.bundle.js"
+  ]
+
+  output_dir =
+    "$root_gen_dir/../../../brave/components/brave_webtorrent/extension/out"
+}

components/brave_webtorrent/extension/actions/tab_actions.ts

@@ -0,0 +1,25 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import { action } from 'typesafe-actions'
+
+// Constants
+import { types } from '../constants/tab_types'
+
+export const tabCreated = (tab: chrome.tabs.Tab) => action(types.TAB_CREATED, {
+  tab
+})
+
+export const tabUpdated = (tabId: number, changeInfo: chrome.tabs.TabChangeInfo, tab: chrome.tabs.Tab) =>
+  action(types.TAB_UPDATED, {
+    tabId, changeInfo, tab
+  })
+
+export const tabRemoved = (tabId: number) => action(types.TAB_REMOVED, {
+  tabId
+})
+
+export const activeTabChanged = (tabId: number, windowId: number) => action(types.ACTIVE_TAB_CHANGED, {
+  tabId, windowId
+})

components/brave_webtorrent/extension/actions/webtorrent_actions.ts

@@ -0,0 +1,16 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import { action } from 'typesafe-actions'
+import { Torrent } from 'webtorrent'
+
+// Constants
+import { types } from '../constants/webtorrent_types'
+
+export const progressUpdated = (torrent: Torrent) => action(types.WEBTORRENT_PROGRESS_UPDATED, { torrent })
+export const infoUpdated = (torrent: Torrent) => action(types.WEBTORRENT_INFO_UPDATED, { torrent })
+export const serverUpdated = (torrent: Torrent, serverURL: string) =>
+  action(types.WEBTORRENT_SERVER_UPDATED, { torrent, serverURL })
+export const startTorrent = (torrentId: string, tabId: number) => action(types.WEBTORRENT_START_TORRENT, { torrentId, tabId })
+export const stopDownload = (tabId: number) => action(types.WEBTORRENT_STOP_DOWNLOAD, { tabId })

components/brave_webtorrent/extension/actions/window_actions.ts

@@ -0,0 +1,20 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import { action } from 'typesafe-actions'
+
+// Constants
+import { types } from '../constants/window_types'
+
+export const windowCreated = (window: chrome.windows.Window) => action(types.WINDOW_CREATED, {
+  window
+})
+
+export const windowRemoved = (windowId: number) => action(types.WINDOW_REMOVED, {
+  windowId
+})
+
+export const windowFocusChanged = (windowId: number) => action(types.WINDOW_FOCUS_CHANGED, {
+  windowId
+})

components/brave_webtorrent/extension/background.ts

@@ -0,0 +1,10 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import { init } from './background/webtorrent'
+init()
+
+require('./background/store')
+require('./background/events/tabsEvents')
+require('./background/events/windowsEvents')

components/brave_webtorrent/extension/background/actions/tabActions.ts

@@ -0,0 +1,8 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import { bindActionCreators } from 'redux'
+import store from '../store'
+import * as tabActions from '../../actions/tab_actions'
+export default bindActionCreators(tabActions, store.dispatch)

components/brave_webtorrent/extension/background/actions/webtorrentActions.ts

@@ -0,0 +1,8 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import { bindActionCreators } from 'redux'
+import store from '../store'
+import * as webtorrentActions from '../../actions/webtorrent_actions'
+export default bindActionCreators(webtorrentActions, store.dispatch)

components/brave_webtorrent/extension/background/actions/windowActions.ts

@@ -0,0 +1,8 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+import { bindActionCreators } from 'redux'
+import store from '../store'
+import * as windowActions from '../../actions/window_actions'
+export default bindActionCreators(windowActions, store.dispatch)