chrome/browser/password_manager/password_generation_manager.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   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_BROWSER_PASSWORD_MANAGER_PASSWORD_GENERATION_MANAGER_H_
   6 #define CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_GENERATION_MANAGER_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "content/public/browser/web_contents_observer.h"
  11 #include "content/public/browser/web_contents_user_data.h"
  12
  13 namespace autofill {
  14 struct FormData;
  15 class FormStructure;
  16 class PasswordGenerator;
  17 struct PasswordForm;
  18 }
  19
  20 namespace user_prefs {
  21 class PrefRegistrySyncable;
  22 }
  23
  24 // Per-tab manager for password generation. Will enable this feature only if
  25 //
  26 // -  Password manager is enabled
  27 // -  Password sync is enabled
  28 // -  Password generation pref is enabled
  29 //
  30 // NOTE: At the moment, the creation of the renderer PasswordGenerationManager
  31 // is controlled by a switch (--enable-password-generation) so this feature will
  32 // not be enabled regardless of the above criteria without the switch being
  33 // present.
  34 //
  35 // This class is used to determine what forms we should offer to generate
  36 // passwords for and manages the popup which is created if the user chooses to
  37 // generate a password.
  38 class PasswordGenerationManager
  39     : public content::WebContentsObserver,
  40       public content::WebContentsUserData<PasswordGenerationManager> {
  41  public:
  42   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
  43   virtual ~PasswordGenerationManager();
  44
  45   // Detect account creation forms from forms with autofill type annotated.
  46   // Will send a message to the renderer if we find a correctly annotated form
  47   // and the feature is enabled.
  48   void DetectAccountCreationForms(
  49       const std::vector<autofill::FormStructure*>& forms);
  50
  51  protected:
  52   explicit PasswordGenerationManager(content::WebContents* contents);
  53
  54  private:
  55   friend class content::WebContentsUserData<PasswordGenerationManager>;
  56   friend class PasswordGenerationManagerTest;
  57
  58   // WebContentsObserver:
  59   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  60
  61   // Determines current state of password generation
  62   bool IsGenerationEnabled() const;
  63
  64   // Sends a message to the renderer specifying form(s) that we should enable
  65   // password generation on. This is a separate function to aid in testing.
  66   virtual void SendAccountCreationFormsToRenderer(
  67       content::RenderViewHost* host,
  68       const std::vector<autofill::FormData>& forms);
  69
  70   // Causes the password generation bubble UI to be shown for the specified
  71   // form. The popup will be anchored at |icon_bounds|. The generated
  72   // password will be no longer than |max_length|.
  73   void OnShowPasswordGenerationPopup(const gfx::Rect& icon_bounds,
  74                                      int max_length,
  75                                      const autofill::PasswordForm& form);
  76
  77   // Controls how passwords are generated.
  78   scoped_ptr<autofill::PasswordGenerator> password_generator_;
  79
  80   DISALLOW_COPY_AND_ASSIGN(PasswordGenerationManager);
  81 };
  82
  83 #endif  // CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_GENERATION_MANAGER_H_