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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "components/autofill/content/renderer/password_autofill_agent.h" | 5 #include "components/autofill/content/renderer/password_autofill_agent.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "base/command_line.h" | 8 #include "base/command_line.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "base/message_loop/message_loop.h" | 10 #include "base/message_loop/message_loop.h" |
11 #include "base/metrics/field_trial.h" | 11 #include "base/metrics/field_trial.h" |
12 #include "base/metrics/histogram.h" | 12 #include "base/metrics/histogram.h" |
13 #include "base/strings/utf_string_conversions.h" | 13 #include "base/strings/utf_string_conversions.h" |
14 #include "components/autofill/content/common/autofill_messages.h" | 14 #include "components/autofill/content/common/autofill_messages.h" |
15 #include "components/autofill/content/renderer/form_autofill_util.h" | 15 #include "components/autofill/content/renderer/form_autofill_util.h" |
16 #include "components/autofill/content/renderer/password_form_conversion_utils.h" | 16 #include "components/autofill/content/renderer/password_form_conversion_utils.h" |
17 #include "components/autofill/content/renderer/renderer_save_password_progress_l
ogger.h" | 17 #include "components/autofill/content/renderer/renderer_save_password_progress_l
ogger.h" |
18 #include "components/autofill/core/common/autofill_constants.h" | 18 #include "components/autofill/core/common/autofill_constants.h" |
19 #include "components/autofill/core/common/autofill_switches.h" | 19 #include "components/autofill/core/common/autofill_switches.h" |
| 20 #include "components/autofill/core/common/autofill_util.h" |
20 #include "components/autofill/core/common/form_field_data.h" | 21 #include "components/autofill/core/common/form_field_data.h" |
21 #include "components/autofill/core/common/password_form.h" | 22 #include "components/autofill/core/common/password_form.h" |
22 #include "components/autofill/core/common/password_form_fill_data.h" | 23 #include "components/autofill/core/common/password_form_fill_data.h" |
23 #include "content/public/renderer/document_state.h" | 24 #include "content/public/renderer/document_state.h" |
24 #include "content/public/renderer/navigation_state.h" | 25 #include "content/public/renderer/navigation_state.h" |
25 #include "content/public/renderer/render_frame.h" | 26 #include "content/public/renderer/render_frame.h" |
26 #include "content/public/renderer/render_view.h" | 27 #include "content/public/renderer/render_view.h" |
27 #include "third_party/WebKit/public/platform/WebVector.h" | 28 #include "third_party/WebKit/public/platform/WebVector.h" |
28 #include "third_party/WebKit/public/web/WebAutofillClient.h" | 29 #include "third_party/WebKit/public/web/WebAutofillClient.h" |
29 #include "third_party/WebKit/public/web/WebDocument.h" | 30 #include "third_party/WebKit/public/web/WebDocument.h" |
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218 | 219 |
219 bool IsElementEditable(const blink::WebInputElement& element) { | 220 bool IsElementEditable(const blink::WebInputElement& element) { |
220 return element.isEnabled() && !element.isReadOnly(); | 221 return element.isEnabled() && !element.isReadOnly(); |
221 } | 222 } |
222 | 223 |
223 bool DoUsernamesMatch(const base::string16& username1, | 224 bool DoUsernamesMatch(const base::string16& username1, |
224 const base::string16& username2, | 225 const base::string16& username2, |
225 bool exact_match) { | 226 bool exact_match) { |
226 if (exact_match) | 227 if (exact_match) |
227 return username1 == username2; | 228 return username1 == username2; |
228 return StartsWith(username1, username2, true); | 229 return StartsWith(username1, username2, true) || |
| 230 IsContentsPrefixOfSuggestionToken(username1, username2, true); |
229 } | 231 } |
230 | 232 |
231 // Returns |true| if the given element is editable. Otherwise, returns |false|. | 233 // Returns |true| if the given element is editable. Otherwise, returns |false|. |
232 bool IsElementAutocompletable(const blink::WebInputElement& element) { | 234 bool IsElementAutocompletable(const blink::WebInputElement& element) { |
233 return IsElementEditable(element); | 235 return IsElementEditable(element); |
234 } | 236 } |
235 | 237 |
236 // Returns true if the password specified in |form| is a default value. | 238 // Returns true if the password specified in |form| is a default value. |
237 bool PasswordValueIsDefault(const base::string16& password_element, | 239 bool PasswordValueIsDefault(const base::string16& password_element, |
238 const base::string16& password_value, | 240 const base::string16& password_value, |
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408 // fields. | 410 // fields. |
409 | 411 |
410 // Input matches the username, fill in required values. | 412 // Input matches the username, fill in required values. |
411 if (!username_element->isNull() && | 413 if (!username_element->isNull() && |
412 IsElementAutocompletable(*username_element)) { | 414 IsElementAutocompletable(*username_element)) { |
413 username_element->setValue(username, true); | 415 username_element->setValue(username, true); |
414 nonscript_modified_values[*username_element] = username; | 416 nonscript_modified_values[*username_element] = username; |
415 username_element->setAutofilled(true); | 417 username_element->setAutofilled(true); |
416 | 418 |
417 if (set_selection) { | 419 if (set_selection) { |
418 username_element->setSelectionRange(current_username.length(), | 420 if (IsFeatureSubstringMatchEnabled()) { |
419 username.length()); | 421 size_t start = |
| 422 autofill::GetTextSelectionStart(username, current_username); |
| 423 if (start != base::string16::npos) { |
| 424 username_element->setSelectionRange(start, username.length()); |
| 425 } |
| 426 } else { |
| 427 username_element->setSelectionRange(current_username.length(), |
| 428 username.length()); |
| 429 } |
420 } | 430 } |
421 } else if (current_username != username) { | 431 } else if (current_username != username) { |
422 // If the username can't be filled and it doesn't match a saved password | 432 // If the username can't be filled and it doesn't match a saved password |
423 // as is, don't autofill a password. | 433 // as is, don't autofill a password. |
424 return other_possible_username_selected; | 434 return other_possible_username_selected; |
425 } | 435 } |
426 | 436 |
427 // Wait to fill in the password until a user gesture occurs. This is to make | 437 // Wait to fill in the password until a user gesture occurs. This is to make |
428 // sure that we do not fill in the DOM with a password until we believe the | 438 // sure that we do not fill in the DOM with a password until we believe the |
429 // user is intentionally interacting with the page. | 439 // user is intentionally interacting with the page. |
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746 const blink::WebString& password) { | 756 const blink::WebString& password) { |
747 blink::WebInputElement username_element; | 757 blink::WebInputElement username_element; |
748 PasswordInfo* password_info; | 758 PasswordInfo* password_info; |
749 | 759 |
750 if (!FindLoginInfo(node, &username_element, &password_info) || | 760 if (!FindLoginInfo(node, &username_element, &password_info) || |
751 !IsElementAutocompletable(username_element) || | 761 !IsElementAutocompletable(username_element) || |
752 !IsElementAutocompletable(password_info->password_field)) { | 762 !IsElementAutocompletable(password_info->password_field)) { |
753 return false; | 763 return false; |
754 } | 764 } |
755 | 765 |
| 766 base::string16 current_username = username_element.value(); |
| 767 base::string16 suggested_username = username; |
756 was_username_autofilled_ = username_element.isAutofilled(); | 768 was_username_autofilled_ = username_element.isAutofilled(); |
757 username_selection_start_ = username_element.selectionStart(); | 769 username_selection_start_ = username_element.selectionStart(); |
758 username_element.setSuggestedValue(username); | 770 username_element.setSuggestedValue(username); |
759 username_element.setAutofilled(true); | 771 username_element.setAutofilled(true); |
760 username_element.setSelectionRange( | 772 |
761 username_selection_start_, | 773 if (IsFeatureSubstringMatchEnabled()) { |
762 username_element.suggestedValue().length()); | 774 size_t start = |
| 775 autofill::GetTextSelectionStart(suggested_username, current_username); |
| 776 if (start != base::string16::npos) { |
| 777 username_element.setSelectionRange(start, suggested_username.length()); |
| 778 was_username_autofilled_ = start; |
| 779 } |
| 780 } else { |
| 781 username_element.setSelectionRange( |
| 782 username_selection_start_, username_element.suggestedValue().length()); |
| 783 } |
763 | 784 |
764 was_password_autofilled_ = password_info->password_field.isAutofilled(); | 785 was_password_autofilled_ = password_info->password_field.isAutofilled(); |
765 password_info->password_field.setSuggestedValue(password); | 786 password_info->password_field.setSuggestedValue(password); |
766 password_info->password_field.setAutofilled(true); | 787 password_info->password_field.setAutofilled(true); |
767 | 788 |
768 return true; | 789 return true; |
769 } | 790 } |
770 | 791 |
771 bool PasswordAutofillAgent::DidClearAutofillSelection( | 792 bool PasswordAutofillAgent::DidClearAutofillSelection( |
772 const blink::WebNode& node) { | 793 const blink::WebNode& node) { |
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1430 void PasswordAutofillAgent::LegacyPasswordAutofillAgent::DidStopLoading() { | 1451 void PasswordAutofillAgent::LegacyPasswordAutofillAgent::DidStopLoading() { |
1431 agent_->DidStopLoading(); | 1452 agent_->DidStopLoading(); |
1432 } | 1453 } |
1433 | 1454 |
1434 void PasswordAutofillAgent::LegacyPasswordAutofillAgent:: | 1455 void PasswordAutofillAgent::LegacyPasswordAutofillAgent:: |
1435 DidStartProvisionalLoad(blink::WebLocalFrame* navigated_frame) { | 1456 DidStartProvisionalLoad(blink::WebLocalFrame* navigated_frame) { |
1436 agent_->LegacyDidStartProvisionalLoad(navigated_frame); | 1457 agent_->LegacyDidStartProvisionalLoad(navigated_frame); |
1437 } | 1458 } |
1438 | 1459 |
1439 } // namespace autofill | 1460 } // namespace autofill |
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