src/components/autofill/core/browser/password_autofill_manager.cc

   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 #include "base/logging.h"
   6 #include "components/autofill/core/browser/autofill_driver.h"
   7 #include "components/autofill/core/browser/password_autofill_manager.h"
   8 #include "ui/events/keycodes/keyboard_codes.h"
   9
  10 namespace autofill {
  11
  12 ////////////////////////////////////////////////////////////////////////////////
  13 // PasswordAutofillManager, public:
  14
  15 PasswordAutofillManager::PasswordAutofillManager(
  16     AutofillDriver* autofill_driver) : autofill_driver_(autofill_driver) {
  17   DCHECK(autofill_driver);
  18 }
  19
  20 PasswordAutofillManager::~PasswordAutofillManager() {
  21 }
  22
  23 bool PasswordAutofillManager::DidAcceptAutofillSuggestion(
  24     const FormFieldData& field,
  25     const base::string16& username) {
  26   PasswordFormFillData password;
  27   if (!FindLoginInfo(field, &password))
  28     return false;
  29
  30   if (WillFillUserNameAndPassword(username, password)) {
  31     autofill_driver_->RendererShouldAcceptPasswordAutofillSuggestion(username);
  32     return true;
  33   }
  34
  35   return false;
  36 }
  37
  38 void PasswordAutofillManager::AddPasswordFormMapping(
  39     const FormFieldData& username_element,
  40     const PasswordFormFillData& password) {
  41   login_to_password_info_[username_element] = password;
  42 }
  43
  44 void PasswordAutofillManager::Reset() {
  45   login_to_password_info_.clear();
  46 }
  47
  48 ////////////////////////////////////////////////////////////////////////////////
  49 // PasswordAutofillManager, private:
  50
  51 bool PasswordAutofillManager::WillFillUserNameAndPassword(
  52     const base::string16& current_username,
  53     const PasswordFormFillData& fill_data) {
  54   // Look for any suitable matches to current field text.
  55   if (fill_data.basic_data.fields[0].value == current_username)
  56     return true;
  57
  58   // Scan additional logins for a match.
  59    for (PasswordFormFillData::LoginCollection::const_iterator iter =
  60            fill_data.additional_logins.begin();
  61        iter != fill_data.additional_logins.end(); ++iter) {
  62     if (iter->first == current_username)
  63       return true;
  64   }
  65
  66   for (PasswordFormFillData::UsernamesCollection::const_iterator usernames_iter
  67            = fill_data.other_possible_usernames.begin();
  68        usernames_iter != fill_data.other_possible_usernames.end();
  69        ++usernames_iter) {
  70     for (size_t i = 0; i < usernames_iter->second.size(); ++i) {
  71       if (usernames_iter->second[i] == current_username)
  72         return true;
  73     }
  74   }
  75
  76   return false;
  77 }
  78
  79 bool PasswordAutofillManager::FindLoginInfo(
  80     const FormFieldData& field,
  81     PasswordFormFillData* found_password) {
  82   LoginToPasswordInfoMap::iterator iter = login_to_password_info_.find(field);
  83   if (iter == login_to_password_info_.end())
  84     return false;
  85
  86   *found_password = iter->second;
  87   return true;
  88 }
  89
  90 }  // namespace autofill