chrome/renderer/chrome_content_settings_agent_delegate.h

   1 // Copyright 2020 The Chromium Authors
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_RENDERER_CHROME_CONTENT_SETTINGS_AGENT_DELEGATE_H_
   6 #define CHROME_RENDERER_CHROME_CONTENT_SETTINGS_AGENT_DELEGATE_H_
   7
   8 #include "base/gtest_prod_util.h"
   9 #include "base/memory/raw_ptr.h"
  10 #include "components/content_settings/renderer/content_settings_agent_impl.h"
  11 #include "extensions/buildflags/buildflags.h"
  12
  13 #if BUILDFLAG(ENABLE_EXTENSIONS)
  14 namespace extensions {
  15 class Dispatcher;
  16 class Extension;
  17 }  // namespace extensions
  18 #endif
  19
  20 class ChromeContentSettingsAgentDelegate
  21     : public content_settings::ContentSettingsAgentImpl::Delegate,
  22       public content::RenderFrameObserver,
  23       public content::RenderFrameObserverTracker<
  24           ChromeContentSettingsAgentDelegate> {
  25  public:
  26   explicit ChromeContentSettingsAgentDelegate(
  27       content::RenderFrame* render_frame);
  28   ~ChromeContentSettingsAgentDelegate() override;
  29
  30 #if BUILDFLAG(ENABLE_EXTENSIONS)
  31   // Sets the extension dispatcher. Call this right after constructing this
  32   // class. This should only be called once.
  33   void SetExtensionDispatcher(extensions::Dispatcher* extension_dispatcher);
  34 #endif
  35
  36   bool IsPluginTemporarilyAllowed(const std::string& identifier);
  37   void AllowPluginTemporarily(const std::string& identifier);
  38
  39   // content_settings::ContentSettingsAgentImpl::Delegate:
  40   bool IsSchemeAllowlisted(const std::string& scheme) override;
  41   absl::optional<bool> AllowReadFromClipboard() override;
  42   absl::optional<bool> AllowWriteToClipboard() override;
  43   absl::optional<bool> AllowMutationEvents() override;
  44
  45  private:
  46   FRIEND_TEST_ALL_PREFIXES(ChromeContentSettingsAgentDelegateBrowserTest,
  47                            PluginsTemporarilyAllowed);
  48
  49   // RenderFrameObserver:
  50   void DidCommitProvisionalLoad(ui::PageTransition transition) override;
  51   void OnDestruct() override;
  52
  53   // Whether the observed RenderFrame is for a platform app.
  54   bool IsPlatformApp();
  55
  56   // Whether the observed RenderFrame is an allow-listed System Web App.
  57   bool IsAllowListedSystemWebApp();
  58
  59 #if BUILDFLAG(ENABLE_EXTENSIONS)
  60   // If |origin| corresponds to an installed extension, returns that extension.
  61   // Otherwise returns null.
  62   const extensions::Extension* GetExtension(
  63       const blink::WebSecurityOrigin& origin) const;
  64
  65   // Owned by ChromeContentRendererClient and outlive us.
  66   raw_ptr<extensions::Dispatcher, ExperimentalRenderer> extension_dispatcher_ =
  67       nullptr;
  68 #endif
  69
  70   base::flat_set<std::string> temporarily_allowed_plugins_;
  71
  72   raw_ptr<content::RenderFrame, ExperimentalRenderer> render_frame_ = nullptr;
  73 };
  74
  75 #endif  // CHROME_RENDERER_CHROME_CONTENT_SETTINGS_AGENT_DELEGATE_H_