feat: preliminary support for //extensions (#17440)

shell/common/extensions/atom_extensions_client.h

@@ -0,0 +1,65 @@
+// 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.
+
+#ifndef SHELL_COMMON_EXTENSIONS_ATOM_EXTENSIONS_CLIENT_H_
+#define SHELL_COMMON_EXTENSIONS_ATOM_EXTENSIONS_CLIENT_H_
+
+#include <string>
+
+#include "base/compiler_specific.h"
+#include "base/macros.h"
+#include "extensions/common/extensions_client.h"
+#include "url/gurl.h"
+
+namespace extensions {
+class APIPermissionSet;
+class Extension;
+class PermissionMessageProvider;
+class PermissionIDSet;
+class ScriptingWhitelist;
+class URLPatternSet;
+}  // namespace extensions
+
+namespace electron {
+
+// The app_shell implementation of ExtensionsClient.
+class AtomExtensionsClient : public extensions::ExtensionsClient {
+ public:
+  typedef extensions::ExtensionsClient::ScriptingWhitelist ScriptingWhitelist;
+
+  AtomExtensionsClient();
+  ~AtomExtensionsClient() override;
+
+  // ExtensionsClient overrides:
+  void Initialize() override;
+  void InitializeWebStoreUrls(base::CommandLine* command_line) override;
+  const extensions::PermissionMessageProvider& GetPermissionMessageProvider()
+      const override;
+  const std::string GetProductName() override;
+  void FilterHostPermissions(
+      const extensions::URLPatternSet& hosts,
+      extensions::URLPatternSet* new_hosts,
+      extensions::PermissionIDSet* permissions) const override;
+  void SetScriptingWhitelist(const ScriptingWhitelist& whitelist) override;
+  const ScriptingWhitelist& GetScriptingWhitelist() const override;
+  extensions::URLPatternSet GetPermittedChromeSchemeHosts(
+      const extensions::Extension* extension,
+      const extensions::APIPermissionSet& api_permissions) const override;
+  bool IsScriptableURL(const GURL& url, std::string* error) const override;
+  const GURL& GetWebstoreBaseURL() const override;
+  const GURL& GetWebstoreUpdateURL() const override;
+  bool IsBlacklistUpdateURL(const GURL& url) const override;
+
+ private:
+  ScriptingWhitelist scripting_whitelist_;
+
+  const GURL webstore_base_url_;
+  const GURL webstore_update_url_;
+
+  DISALLOW_COPY_AND_ASSIGN(AtomExtensionsClient);
+};
+
+}  // namespace electron
+
+#endif  // SHELL_COMMON_EXTENSIONS_ATOM_EXTENSIONS_CLIENT_H_