Enable import/export of passwords into/from Password Manager

chrome/browser/ui/passwords/password_manager_presenter.h

 // Copyright 2013 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 CHROME_BROWSER_UI_PASSWORDS_PASSWORD_MANAGER_PRESENTER_H_
 #define CHROME_BROWSER_UI_PASSWORDS_PASSWORD_MANAGER_PRESENTER_H_
 
 #include <stddef.h>
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "components/password_manager/core/browser/password_store.h"
 #include "components/password_manager/core/browser/password_store_consumer.h"
 #include "components/prefs/pref_member.h"
+#include "ui/shell_dialogs/select_file_dialog.h"
 
 namespace autofill {
 struct PasswordForm;
 }
 
 // Multimap from sort key to password forms.
 using DuplicatesMap =
     std::multimap<std::string, scoped_ptr<autofill::PasswordForm>>;
-
 class PasswordUIView;
 
 class Profile;
 
 // Contains the common logic used by a PasswordUIView to
 // interact with PasswordStore. It provides completion callbacks for
 // PasswordStore operations and updates the view on PasswordStore changes.
 class PasswordManagerPresenter
     : public password_manager::PasswordStore::Observer {
  public:
   // |password_view| the UI view that owns this presenter, must not be NULL.
   explicit PasswordManagerPresenter(PasswordUIView* password_view);
   ~PasswordManagerPresenter() override;
 
   // PasswordStore::Observer implementation.
   void OnLoginsChanged(
       const password_manager::PasswordStoreChangeList& changes) override;
 
   // Repopulates the password and exception entries.
   void UpdatePasswordLists();
 
   void Initialize();
 
   // Gets the password entry at |index|.
   const autofill::PasswordForm* GetPassword(size_t index);
 
+  // Gets all password entries.
+  std::vector<scoped_ptr<autofill::PasswordForm>> GetAllPasswords();
+
   // Gets the password exception entry at |index|.
   const autofill::PasswordForm* GetPasswordException(size_t index);
 
   // Removes the saved password entry at |index|.
   // |index| the entry index to be removed.
   void RemoveSavedPassword(size_t index);
 
   // Removes the saved password exception entry at |index|.
   // |index| the entry index to be removed.
   void RemovePasswordException(size_t index);
 
   // Requests the plain text password for entry at |index| to be revealed.
   // |index| The index of the entry.
   void RequestShowPassword(size_t index);
 
+  // Returns true if the user is authenticated.
+  virtual bool IsUserAuthenticated();
+
  private:
   friend class PasswordManagerPresenterTest;
 
-  // Returns the password store associated with the currently active profile.
-  password_manager::PasswordStore* GetPasswordStore();
+  // Returns true if the user needs to be authenticated before a plaintext
+  // password is revealed or exported.
+  bool IsAuthenticationRequired();
 
   // Sets the password and exception list of the UI view.
   void SetPasswordList();
   void SetPasswordExceptionList();
 
   // Sort entries of |list| based on sort key. The key is the concatenation of
   // origin, entry type (non-Android credential, Android w/ affiliated web realm
   // or Android w/o affiliated web realm). If |username_and_password_in_key|,
   // username and password are also included in sort key. If there are several
   // forms with the same key, all such forms but the first one are
   // stored in |duplicates| instead of |list|.
   void SortEntriesAndHideDuplicates(
       std::vector<scoped_ptr<autofill::PasswordForm>>* list,
       DuplicatesMap* duplicates,
       bool username_and_password_in_key);
 
+  // Returns the password store associated with the currently active profile.
+  password_manager::PasswordStore* GetPasswordStore();
+
   // A short class to mediate requests to the password store.
   class ListPopulater : public password_manager::PasswordStoreConsumer {
    public:
     explicit ListPopulater(PasswordManagerPresenter* page);
     ~ListPopulater() override;
 
     // Send a query to the password store to populate a list.
     virtual void Populate() = 0;
 
    protected:
@@ skipping 28 matching lines @@
 
   // Password store consumer for populating the password list and exceptions.
   PasswordListPopulater populater_;
   PasswordExceptionListPopulater exception_populater_;
 
   std::vector<scoped_ptr<autofill::PasswordForm>> password_list_;
   std::vector<scoped_ptr<autofill::PasswordForm>> password_exception_list_;
   DuplicatesMap password_duplicates_;
   DuplicatesMap password_exception_duplicates_;
 
+  // Whether to show stored passwords or not.
+  BooleanPrefMember show_passwords_;
+
   // The last time the user was successfully authenticated.
   // Used to determine whether or not to reveal plaintext passwords.
   base::TimeTicks last_authentication_time_;
 
   // UI view that owns this presenter.
   PasswordUIView* password_view_;
 
   DISALLOW_COPY_AND_ASSIGN(PasswordManagerPresenter);
 };
 
 #endif  // CHROME_BROWSER_UI_PASSWORDS_PASSWORD_MANAGER_PRESENTER_H_