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 "components/autofill/core/browser/autofill_manager.h"
6
7 #include <stddef.h>
8
9 #include <limits>
10 #include <map>
11 #include <set>
12 #include <utility>
13
14 #include "base/bind.h"
15 #include "base/command_line.h"
16 #include "base/guid.h"
17 #include "base/logging.h"
18 #include "base/prefs/pref_service.h"
19 #include "base/strings/string16.h"
20 #include "base/strings/string_util.h"
21 #include "base/strings/utf_string_conversions.h"
22 #include "base/threading/sequenced_worker_pool.h"
23 #include "components/autofill/core/browser/autocomplete_history_manager.h"
24 #include "components/autofill/core/browser/autofill_data_model.h"
25 #include "components/autofill/core/browser/autofill_driver.h"
26 #include "components/autofill/core/browser/autofill_external_delegate.h"
27 #include "components/autofill/core/browser/autofill_field.h"
28 #include "components/autofill/core/browser/autofill_manager_delegate.h"
29 #include "components/autofill/core/browser/autofill_manager_test_delegate.h"
30 #include "components/autofill/core/browser/autofill_metrics.h"
31 #include "components/autofill/core/browser/autofill_profile.h"
32 #include "components/autofill/core/browser/autofill_type.h"
33 #include "components/autofill/core/browser/credit_card.h"
34 #include "components/autofill/core/browser/form_structure.h"
35 #include "components/autofill/core/browser/personal_data_manager.h"
36 #include "components/autofill/core/browser/phone_number.h"
37 #include "components/autofill/core/browser/phone_number_i18n.h"
38 #include "components/autofill/core/common/autofill_pref_names.h"
39 #include "components/autofill/core/common/autofill_switches.h"
40 #include "components/autofill/core/common/form_data.h"
41 #include "components/autofill/core/common/form_data_predictions.h"
42 #include "components/autofill/core/common/form_field_data.h"
43 #include "components/autofill/core/common/password_form_fill_data.h"
44 #include "components/user_prefs/pref_registry_syncable.h"
45 #include "grit/component_strings.h"
46 #include "third_party/WebKit/public/web/WebAutofillClient.h"
47 #include "ui/base/l10n/l10n_util.h"
48 #include "ui/gfx/rect.h"
49 #include "url/gurl.h"
50
51 namespace autofill {
52
53 typedef PersonalDataManager::GUIDPair GUIDPair;
54
55 using base::TimeTicks;
56
57 namespace {
58
59 // We only send a fraction of the forms to upload server.
60 // The rate for positive/negative matches potentially could be different.
61 const double kAutofillPositiveUploadRateDefaultValue = 0.20;
62 const double kAutofillNegativeUploadRateDefaultValue = 0.20;
63
64 const size_t kMaxRecentFormSignaturesToRemember = 3;
65
66 // Set a conservative upper bound on the number of forms we are willing to
67 // cache, simply to prevent unbounded memory consumption.
68 const size_t kMaxFormCacheSize = 100;
69
70 // Removes duplicate suggestions whilst preserving their original order.
RemoveDuplicateSuggestions(std::vector<base::string16> * values,std::vector<base::string16> * labels,std::vector<base::string16> * icons,std::vector<int> * unique_ids)71 void RemoveDuplicateSuggestions(std::vector<base::string16>* values,
72 std::vector<base::string16>* labels,
73 std::vector<base::string16>* icons,
74 std::vector<int>* unique_ids) {
75 DCHECK_EQ(values->size(), labels->size());
76 DCHECK_EQ(values->size(), icons->size());
77 DCHECK_EQ(values->size(), unique_ids->size());
78
79 std::set<std::pair<base::string16, base::string16> > seen_suggestions;
80 std::vector<base::string16> values_copy;
81 std::vector<base::string16> labels_copy;
82 std::vector<base::string16> icons_copy;
83 std::vector<int> unique_ids_copy;
84
85 for (size_t i = 0; i < values->size(); ++i) {
86 const std::pair<base::string16, base::string16> suggestion(
87 (*values)[i], (*labels)[i]);
88 if (seen_suggestions.insert(suggestion).second) {
89 values_copy.push_back((*values)[i]);
90 labels_copy.push_back((*labels)[i]);
91 icons_copy.push_back((*icons)[i]);
92 unique_ids_copy.push_back((*unique_ids)[i]);
93 }
94 }
95
96 values->swap(values_copy);
97 labels->swap(labels_copy);
98 icons->swap(icons_copy);
99 unique_ids->swap(unique_ids_copy);
100 }
101
102 // Precondition: |form_structure| and |form| should correspond to the same
103 // logical form. Returns true if any field in the given |section| within |form|
104 // is auto-filled.
SectionIsAutofilled(const FormStructure & form_structure,const FormData & form,const std::string & section)105 bool SectionIsAutofilled(const FormStructure& form_structure,
106 const FormData& form,
107 const std::string& section) {
108 DCHECK_EQ(form_structure.field_count(), form.fields.size());
109 for (size_t i = 0; i < form_structure.field_count(); ++i) {
110 if (form_structure.field(i)->section() == section &&
111 form.fields[i].is_autofilled) {
112 return true;
113 }
114 }
115
116 return false;
117 }
118
FormIsHTTPS(const FormStructure & form)119 bool FormIsHTTPS(const FormStructure& form) {
120 // TODO(blundell): Change this to use a constant once crbug.com/306258 is
121 // fixed.
122 return form.source_url().SchemeIs("https");
123 }
124
125 // Uses the existing personal data in |profiles| and |credit_cards| to determine
126 // possible field types for the |submitted_form|. This is potentially
127 // expensive -- on the order of 50ms even for a small set of |stored_data|.
128 // Hence, it should not run on the UI thread -- to avoid locking up the UI --
129 // nor on the IO thread -- to avoid blocking IPC calls.
DeterminePossibleFieldTypesForUpload(const std::vector<AutofillProfile> & profiles,const std::vector<CreditCard> & credit_cards,const std::string & app_locale,FormStructure * submitted_form)130 void DeterminePossibleFieldTypesForUpload(
131 const std::vector<AutofillProfile>& profiles,
132 const std::vector<CreditCard>& credit_cards,
133 const std::string& app_locale,
134 FormStructure* submitted_form) {
135 // For each field in the |submitted_form|, extract the value. Then for each
136 // profile or credit card, identify any stored types that match the value.
137 for (size_t i = 0; i < submitted_form->field_count(); ++i) {
138 AutofillField* field = submitted_form->field(i);
139 ServerFieldTypeSet matching_types;
140
141 // If it's a password field, set the type directly.
142 if (field->form_control_type == "password") {
143 matching_types.insert(autofill::PASSWORD);
144 } else {
145 base::string16 value;
146 TrimWhitespace(field->value, TRIM_ALL, &value);
147 for (std::vector<AutofillProfile>::const_iterator it = profiles.begin();
148 it != profiles.end(); ++it) {
149 it->GetMatchingTypes(value, app_locale, &matching_types);
150 }
151 for (std::vector<CreditCard>::const_iterator it = credit_cards.begin();
152 it != credit_cards.end(); ++it) {
153 it->GetMatchingTypes(value, app_locale, &matching_types);
154 }
155 }
156
157 if (matching_types.empty())
158 matching_types.insert(UNKNOWN_TYPE);
159
160 field->set_possible_types(matching_types);
161 }
162 }
163
164 } // namespace
165
AutofillManager(AutofillDriver * driver,autofill::AutofillManagerDelegate * delegate,const std::string & app_locale,AutofillDownloadManagerState enable_download_manager)166 AutofillManager::AutofillManager(
167 AutofillDriver* driver,
168 autofill::AutofillManagerDelegate* delegate,
169 const std::string& app_locale,
170 AutofillDownloadManagerState enable_download_manager)
171 : driver_(driver),
172 manager_delegate_(delegate),
173 app_locale_(app_locale),
174 personal_data_(delegate->GetPersonalDataManager()),
175 autocomplete_history_manager_(
176 new AutocompleteHistoryManager(driver, delegate)),
177 metric_logger_(new AutofillMetrics),
178 has_logged_autofill_enabled_(false),
179 has_logged_address_suggestions_count_(false),
180 did_show_suggestions_(false),
181 user_did_type_(false),
182 user_did_autofill_(false),
183 user_did_edit_autofilled_field_(false),
184 external_delegate_(NULL),
185 test_delegate_(NULL),
186 weak_ptr_factory_(this) {
187 if (enable_download_manager == ENABLE_AUTOFILL_DOWNLOAD_MANAGER) {
188 download_manager_.reset(
189 new AutofillDownloadManager(driver,
190 manager_delegate_->GetPrefs(),
191 this));
192 }
193 }
194
~AutofillManager()195 AutofillManager::~AutofillManager() {}
196
197 // static
RegisterProfilePrefs(user_prefs::PrefRegistrySyncable * registry)198 void AutofillManager::RegisterProfilePrefs(
199 user_prefs::PrefRegistrySyncable* registry) {
200 registry->RegisterBooleanPref(
201 prefs::kAutofillEnabled,
202 true,
203 user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
204 #if defined(OS_MACOSX) || defined(OS_ANDROID)
205 registry->RegisterBooleanPref(
206 prefs::kAutofillAuxiliaryProfilesEnabled,
207 true,
208 user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
209 #else
210 registry->RegisterBooleanPref(
211 prefs::kAutofillAuxiliaryProfilesEnabled,
212 false,
213 user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
214 #endif
215 registry->RegisterDoublePref(
216 prefs::kAutofillPositiveUploadRate,
217 kAutofillPositiveUploadRateDefaultValue,
218 user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
219 registry->RegisterDoublePref(
220 prefs::kAutofillNegativeUploadRate,
221 kAutofillNegativeUploadRateDefaultValue,
222 user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
223 }
224
SetExternalDelegate(AutofillExternalDelegate * delegate)225 void AutofillManager::SetExternalDelegate(AutofillExternalDelegate* delegate) {
226 // TODO(jrg): consider passing delegate into the ctor. That won't
227 // work if the delegate has a pointer to the AutofillManager, but
228 // future directions may not need such a pointer.
229 external_delegate_ = delegate;
230 autocomplete_history_manager_->SetExternalDelegate(delegate);
231 }
232
OnFormSubmitted(const FormData & form,const TimeTicks & timestamp)233 bool AutofillManager::OnFormSubmitted(const FormData& form,
234 const TimeTicks& timestamp) {
235 // Let Autocomplete know as well.
236 autocomplete_history_manager_->OnFormSubmitted(form);
237
238 // Grab a copy of the form data.
239 scoped_ptr<FormStructure> submitted_form(new FormStructure(form));
240
241 if (!ShouldUploadForm(*submitted_form))
242 return false;
243
244 // Don't save data that was submitted through JavaScript.
245 if (!form.user_submitted)
246 return false;
247
248 // Ignore forms not present in our cache. These are typically forms with
249 // wonky JavaScript that also makes them not auto-fillable.
250 FormStructure* cached_submitted_form;
251 if (!FindCachedForm(form, &cached_submitted_form))
252 return false;
253
254 submitted_form->UpdateFromCache(*cached_submitted_form);
255 if (submitted_form->IsAutofillable(true))
256 ImportFormData(*submitted_form);
257
258 // Only upload server statistics and UMA metrics if at least some local data
259 // is available to use as a baseline.
260 const std::vector<AutofillProfile*>& profiles = personal_data_->GetProfiles();
261 const std::vector<CreditCard*>& credit_cards =
262 personal_data_->GetCreditCards();
263 if (!profiles.empty() || !credit_cards.empty()) {
264 // Copy the profile and credit card data, so that it can be accessed on a
265 // separate thread.
266 std::vector<AutofillProfile> copied_profiles;
267 copied_profiles.reserve(profiles.size());
268 for (std::vector<AutofillProfile*>::const_iterator it = profiles.begin();
269 it != profiles.end(); ++it) {
270 copied_profiles.push_back(**it);
271 }
272
273 std::vector<CreditCard> copied_credit_cards;
274 copied_credit_cards.reserve(credit_cards.size());
275 for (std::vector<CreditCard*>::const_iterator it = credit_cards.begin();
276 it != credit_cards.end(); ++it) {
277 copied_credit_cards.push_back(**it);
278 }
279
280 // Note that ownership of |submitted_form| is passed to the second task,
281 // using |base::Owned|.
282 FormStructure* raw_submitted_form = submitted_form.get();
283 driver_->GetBlockingPool()->PostTaskAndReply(
284 FROM_HERE,
285 base::Bind(&DeterminePossibleFieldTypesForUpload,
286 copied_profiles,
287 copied_credit_cards,
288 app_locale_,
289 raw_submitted_form),
290 base::Bind(&AutofillManager::UploadFormDataAsyncCallback,
291 weak_ptr_factory_.GetWeakPtr(),
292 base::Owned(submitted_form.release()),
293 forms_loaded_timestamp_,
294 initial_interaction_timestamp_,
295 timestamp));
296 }
297
298 return true;
299 }
300
OnFormsSeen(const std::vector<FormData> & forms,const TimeTicks & timestamp,autofill::FormsSeenState state)301 void AutofillManager::OnFormsSeen(const std::vector<FormData>& forms,
302 const TimeTicks& timestamp,
303 autofill::FormsSeenState state) {
304 bool is_post_document_load = state == autofill::DYNAMIC_FORMS_SEEN;
305 // If new forms were added dynamically, treat as a new page.
306 if (is_post_document_load)
307 Reset();
308
309 if (!driver_->RendererIsAvailable())
310 return;
311
312 bool enabled = IsAutofillEnabled();
313 if (!has_logged_autofill_enabled_) {
314 metric_logger_->LogIsAutofillEnabledAtPageLoad(enabled);
315 has_logged_autofill_enabled_ = true;
316 }
317
318 if (!enabled)
319 return;
320
321 forms_loaded_timestamp_ = timestamp;
322 ParseForms(forms);
323 }
324
OnTextFieldDidChange(const FormData & form,const FormFieldData & field,const TimeTicks & timestamp)325 void AutofillManager::OnTextFieldDidChange(const FormData& form,
326 const FormFieldData& field,
327 const TimeTicks& timestamp) {
328 FormStructure* form_structure = NULL;
329 AutofillField* autofill_field = NULL;
330 if (!GetCachedFormAndField(form, field, &form_structure, &autofill_field))
331 return;
332
333 if (!user_did_type_) {
334 user_did_type_ = true;
335 metric_logger_->LogUserHappinessMetric(AutofillMetrics::USER_DID_TYPE);
336 }
337
338 if (autofill_field->is_autofilled) {
339 autofill_field->is_autofilled = false;
340 metric_logger_->LogUserHappinessMetric(
341 AutofillMetrics::USER_DID_EDIT_AUTOFILLED_FIELD);
342
343 if (!user_did_edit_autofilled_field_) {
344 user_did_edit_autofilled_field_ = true;
345 metric_logger_->LogUserHappinessMetric(
346 AutofillMetrics::USER_DID_EDIT_AUTOFILLED_FIELD_ONCE);
347 }
348 }
349
350 UpdateInitialInteractionTimestamp(timestamp);
351 }
352
OnQueryFormFieldAutofill(int query_id,const FormData & form,const FormFieldData & field,const gfx::RectF & bounding_box,bool display_warning)353 void AutofillManager::OnQueryFormFieldAutofill(int query_id,
354 const FormData& form,
355 const FormFieldData& field,
356 const gfx::RectF& bounding_box,
357 bool display_warning) {
358 std::vector<base::string16> values;
359 std::vector<base::string16> labels;
360 std::vector<base::string16> icons;
361 std::vector<int> unique_ids;
362
363 external_delegate_->OnQuery(query_id,
364 form,
365 field,
366 bounding_box,
367 display_warning);
368 FormStructure* form_structure = NULL;
369 AutofillField* autofill_field = NULL;
370 if (RefreshDataModels() &&
371 driver_->RendererIsAvailable() &&
372 GetCachedFormAndField(form, field, &form_structure, &autofill_field) &&
373 // Don't send suggestions for forms that aren't auto-fillable.
374 form_structure->IsAutofillable(false)) {
375 AutofillType type = autofill_field->Type();
376 bool is_filling_credit_card = (type.group() == CREDIT_CARD);
377 if (is_filling_credit_card) {
378 GetCreditCardSuggestions(
379 field, type, &values, &labels, &icons, &unique_ids);
380 } else {
381 GetProfileSuggestions(
382 form_structure, field, type, &values, &labels, &icons, &unique_ids);
383 }
384
385 DCHECK_EQ(values.size(), labels.size());
386 DCHECK_EQ(values.size(), icons.size());
387 DCHECK_EQ(values.size(), unique_ids.size());
388
389 if (!values.empty()) {
390 // Don't provide Autofill suggestions when Autofill is disabled, and don't
391 // provide credit card suggestions for non-HTTPS pages. However, provide a
392 // warning to the user in these cases.
393 int warning = 0;
394 if (!form_structure->IsAutofillable(true))
395 warning = IDS_AUTOFILL_WARNING_FORM_DISABLED;
396 else if (is_filling_credit_card && !FormIsHTTPS(*form_structure))
397 warning = IDS_AUTOFILL_WARNING_INSECURE_CONNECTION;
398 if (warning) {
399 values.assign(1, l10n_util::GetStringUTF16(warning));
400 labels.assign(1, base::string16());
401 icons.assign(1, base::string16());
402 unique_ids.assign(1,
403 blink::WebAutofillClient::MenuItemIDWarningMessage);
404 } else {
405 bool section_is_autofilled =
406 SectionIsAutofilled(*form_structure, form,
407 autofill_field->section());
408 if (section_is_autofilled) {
409 // If the relevant section is auto-filled and the renderer is querying
410 // for suggestions, then the user is editing the value of a field.
411 // In this case, mimic autocomplete: don't display labels or icons,
412 // as that information is redundant.
413 labels.assign(labels.size(), base::string16());
414 icons.assign(icons.size(), base::string16());
415 }
416
417 // When filling credit card suggestions, the values and labels are
418 // typically obfuscated, which makes detecting duplicates hard. Since
419 // duplicates only tend to be a problem when filling address forms
420 // anyway, only don't de-dup credit card suggestions.
421 if (!is_filling_credit_card)
422 RemoveDuplicateSuggestions(&values, &labels, &icons, &unique_ids);
423
424 // The first time we show suggestions on this page, log the number of
425 // suggestions shown.
426 if (!has_logged_address_suggestions_count_ && !section_is_autofilled) {
427 metric_logger_->LogAddressSuggestionsCount(values.size());
428 has_logged_address_suggestions_count_ = true;
429 }
430 }
431 }
432 }
433
434 // Add the results from AutoComplete. They come back asynchronously, so we
435 // hand off what we generated and they will send the results back to the
436 // renderer.
437 autocomplete_history_manager_->OnGetAutocompleteSuggestions(
438 query_id, field.name, field.value, values, labels, icons, unique_ids);
439 }
440
OnFillAutofillFormData(int query_id,const FormData & form,const FormFieldData & field,int unique_id)441 void AutofillManager::OnFillAutofillFormData(int query_id,
442 const FormData& form,
443 const FormFieldData& field,
444 int unique_id) {
445 const AutofillDataModel* data_model = NULL;
446 size_t variant = 0;
447 FormStructure* form_structure = NULL;
448 AutofillField* autofill_field = NULL;
449 // NOTE: RefreshDataModels may invalidate |data_model| because it causes the
450 // PersonalDataManager to reload Mac address book entries. Thus it must come
451 // before GetProfileOrCreditCard.
452 if (!RefreshDataModels() ||
453 !driver_->RendererIsAvailable() ||
454 !GetProfileOrCreditCard(unique_id, &data_model, &variant) ||
455 !GetCachedFormAndField(form, field, &form_structure, &autofill_field))
456 return;
457
458 DCHECK(form_structure);
459 DCHECK(autofill_field);
460
461 FormData result = form;
462
463 // If the relevant section is auto-filled, we should fill |field| but not the
464 // rest of the form.
465 if (SectionIsAutofilled(*form_structure, form, autofill_field->section())) {
466 for (std::vector<FormFieldData>::iterator iter = result.fields.begin();
467 iter != result.fields.end(); ++iter) {
468 if ((*iter) == field) {
469 base::string16 value = data_model->GetInfoForVariant(
470 autofill_field->Type(), variant, app_locale_);
471 AutofillField::FillFormField(*autofill_field, value, app_locale_,
472 &(*iter));
473 // Mark the cached field as autofilled, so that we can detect when a
474 // user edits an autofilled field (for metrics).
475 autofill_field->is_autofilled = true;
476 break;
477 }
478 }
479
480 driver_->SendFormDataToRenderer(query_id, result);
481 return;
482 }
483
484 // Cache the field type for the field from which the user initiated autofill.
485 FieldTypeGroup initiating_group_type = autofill_field->Type().group();
486 DCHECK_EQ(form_structure->field_count(), form.fields.size());
487 for (size_t i = 0; i < form_structure->field_count(); ++i) {
488 if (form_structure->field(i)->section() != autofill_field->section())
489 continue;
490
491 DCHECK_EQ(*form_structure->field(i), result.fields[i]);
492
493 const AutofillField* cached_field = form_structure->field(i);
494 FieldTypeGroup field_group_type = cached_field->Type().group();
495 if (field_group_type != NO_GROUP) {
496 // If the field being filled is either
497 // (a) the field that the user initiated the fill from, or
498 // (b) part of the same logical unit, e.g. name or phone number,
499 // then take the multi-profile "variant" into account.
500 // Otherwise fill with the default (zeroth) variant.
501 size_t use_variant = 0;
502 if (result.fields[i] == field ||
503 field_group_type == initiating_group_type) {
504 use_variant = variant;
505 }
506 base::string16 value = data_model->GetInfoForVariant(
507 cached_field->Type(), use_variant, app_locale_);
508 AutofillField::FillFormField(*cached_field, value, app_locale_,
509 &result.fields[i]);
510 // Mark the cached field as autofilled, so that we can detect when a user
511 // edits an autofilled field (for metrics).
512 form_structure->field(i)->is_autofilled = true;
513 }
514 }
515
516 autofilled_form_signatures_.push_front(form_structure->FormSignature());
517 // Only remember the last few forms that we've seen, both to avoid false
518 // positives and to avoid wasting memory.
519 if (autofilled_form_signatures_.size() > kMaxRecentFormSignaturesToRemember)
520 autofilled_form_signatures_.pop_back();
521
522 driver_->SendFormDataToRenderer(query_id, result);
523 }
524
OnShowAutofillDialog()525 void AutofillManager::OnShowAutofillDialog() {
526 manager_delegate_->ShowAutofillSettings();
527 }
528
OnDidPreviewAutofillFormData()529 void AutofillManager::OnDidPreviewAutofillFormData() {
530 if (test_delegate_)
531 test_delegate_->DidPreviewFormData();
532 }
533
OnDidFillAutofillFormData(const TimeTicks & timestamp)534 void AutofillManager::OnDidFillAutofillFormData(const TimeTicks& timestamp) {
535 if (test_delegate_)
536 test_delegate_->DidFillFormData();
537
538 metric_logger_->LogUserHappinessMetric(AutofillMetrics::USER_DID_AUTOFILL);
539 if (!user_did_autofill_) {
540 user_did_autofill_ = true;
541 metric_logger_->LogUserHappinessMetric(
542 AutofillMetrics::USER_DID_AUTOFILL_ONCE);
543 }
544
545 UpdateInitialInteractionTimestamp(timestamp);
546 }
547
OnDidShowAutofillSuggestions(bool is_new_popup)548 void AutofillManager::OnDidShowAutofillSuggestions(bool is_new_popup) {
549 if (test_delegate_)
550 test_delegate_->DidShowSuggestions();
551
552 if (is_new_popup) {
553 metric_logger_->LogUserHappinessMetric(AutofillMetrics::SUGGESTIONS_SHOWN);
554
555 if (!did_show_suggestions_) {
556 did_show_suggestions_ = true;
557 metric_logger_->LogUserHappinessMetric(
558 AutofillMetrics::SUGGESTIONS_SHOWN_ONCE);
559 }
560 }
561 }
562
OnHideAutofillUI()563 void AutofillManager::OnHideAutofillUI() {
564 if (!IsAutofillEnabled())
565 return;
566
567 manager_delegate_->HideAutofillPopup();
568 }
569
RemoveAutofillProfileOrCreditCard(int unique_id)570 void AutofillManager::RemoveAutofillProfileOrCreditCard(int unique_id) {
571 const AutofillDataModel* data_model = NULL;
572 size_t variant = 0;
573 if (!GetProfileOrCreditCard(unique_id, &data_model, &variant)) {
574 NOTREACHED();
575 return;
576 }
577
578 // TODO(csharp): If we are dealing with a variant only the variant should
579 // be deleted, instead of doing nothing.
580 // http://crbug.com/124211
581 if (variant != 0)
582 return;
583
584 personal_data_->RemoveByGUID(data_model->guid());
585 }
586
RemoveAutocompleteEntry(const base::string16 & name,const base::string16 & value)587 void AutofillManager::RemoveAutocompleteEntry(const base::string16& name,
588 const base::string16& value) {
589 autocomplete_history_manager_->OnRemoveAutocompleteEntry(name, value);
590 }
591
GetFormStructures()592 const std::vector<FormStructure*>& AutofillManager::GetFormStructures() {
593 return form_structures_.get();
594 }
595
SetTestDelegate(autofill::AutofillManagerTestDelegate * delegate)596 void AutofillManager::SetTestDelegate(
597 autofill::AutofillManagerTestDelegate* delegate) {
598 test_delegate_ = delegate;
599 }
600
OnAddPasswordFormMapping(const FormFieldData & form,const PasswordFormFillData & fill_data)601 void AutofillManager::OnAddPasswordFormMapping(
602 const FormFieldData& form,
603 const PasswordFormFillData& fill_data) {
604 external_delegate_->AddPasswordFormMapping(form, fill_data);
605 }
606
OnShowPasswordSuggestions(const FormFieldData & field,const gfx::RectF & bounds,const std::vector<base::string16> & suggestions,const std::vector<base::string16> & realms)607 void AutofillManager::OnShowPasswordSuggestions(
608 const FormFieldData& field,
609 const gfx::RectF& bounds,
610 const std::vector<base::string16>& suggestions,
611 const std::vector<base::string16>& realms) {
612 // Bail if the IPC message is corrupt.
613 if (suggestions.size() != realms.size())
614 return;
615
616 external_delegate_->OnShowPasswordSuggestions(suggestions,
617 realms,
618 field,
619 bounds);
620 }
621
OnSetDataList(const std::vector<base::string16> & values,const std::vector<base::string16> & labels)622 void AutofillManager::OnSetDataList(const std::vector<base::string16>& values,
623 const std::vector<base::string16>& labels) {
624 // Bail if the IPC message is corrupt.
625 if (values.size() != labels.size())
626 return;
627
628 external_delegate_->SetCurrentDataListValues(values, labels);
629 }
630
OnLoadedServerPredictions(const std::string & response_xml)631 void AutofillManager::OnLoadedServerPredictions(
632 const std::string& response_xml) {
633 // Parse and store the server predictions.
634 FormStructure::ParseQueryResponse(response_xml,
635 form_structures_.get(),
636 *metric_logger_);
637
638 // Forward form structures to the password generation manager to detect
639 // account creation forms.
640 manager_delegate_->DetectAccountCreationForms(form_structures_.get());
641
642 // If the corresponding flag is set, annotate forms with the predicted types.
643 driver_->SendAutofillTypePredictionsToRenderer(form_structures_.get());
644 }
645
OnDidEndTextFieldEditing()646 void AutofillManager::OnDidEndTextFieldEditing() {
647 external_delegate_->DidEndTextFieldEditing();
648 }
649
IsAutofillEnabled() const650 bool AutofillManager::IsAutofillEnabled() const {
651 return manager_delegate_->GetPrefs()->GetBoolean(prefs::kAutofillEnabled);
652 }
653
ImportFormData(const FormStructure & submitted_form)654 void AutofillManager::ImportFormData(const FormStructure& submitted_form) {
655 scoped_ptr<CreditCard> imported_credit_card;
656 if (!personal_data_->ImportFormData(submitted_form, &imported_credit_card))
657 return;
658
659 // If credit card information was submitted, we need to confirm whether to
660 // save it.
661 if (imported_credit_card) {
662 manager_delegate_->ConfirmSaveCreditCard(
663 *metric_logger_,
664 base::Bind(
665 base::IgnoreResult(&PersonalDataManager::SaveImportedCreditCard),
666 base::Unretained(personal_data_), *imported_credit_card));
667 }
668 }
669
670 // Note that |submitted_form| is passed as a pointer rather than as a reference
671 // so that we can get memory management right across threads. Note also that we
672 // explicitly pass in all the time stamps of interest, as the cached ones might
673 // get reset before this method executes.
UploadFormDataAsyncCallback(const FormStructure * submitted_form,const TimeTicks & load_time,const TimeTicks & interaction_time,const TimeTicks & submission_time)674 void AutofillManager::UploadFormDataAsyncCallback(
675 const FormStructure* submitted_form,
676 const TimeTicks& load_time,
677 const TimeTicks& interaction_time,
678 const TimeTicks& submission_time) {
679 submitted_form->LogQualityMetrics(*metric_logger_,
680 load_time,
681 interaction_time,
682 submission_time);
683
684 if (submitted_form->ShouldBeCrowdsourced())
685 UploadFormData(*submitted_form);
686 }
687
UploadFormData(const FormStructure & submitted_form)688 void AutofillManager::UploadFormData(const FormStructure& submitted_form) {
689 if (!download_manager_)
690 return;
691
692 // Check if the form is among the forms that were recently auto-filled.
693 bool was_autofilled = false;
694 std::string form_signature = submitted_form.FormSignature();
695 for (std::list<std::string>::const_iterator it =
696 autofilled_form_signatures_.begin();
697 it != autofilled_form_signatures_.end() && !was_autofilled;
698 ++it) {
699 if (*it == form_signature)
700 was_autofilled = true;
701 }
702
703 ServerFieldTypeSet non_empty_types;
704 personal_data_->GetNonEmptyTypes(&non_empty_types);
705 // Always add PASSWORD to |non_empty_types| so that if |submitted_form|
706 // contains a password field it will be uploaded to the server. If
707 // |submitted_form| doesn't contain a password field, there is no side
708 // effect from adding PASSWORD to |non_empty_types|.
709 non_empty_types.insert(autofill::PASSWORD);
710
711 download_manager_->StartUploadRequest(submitted_form, was_autofilled,
712 non_empty_types);
713 }
714
UploadPasswordGenerationForm(const FormData & form)715 bool AutofillManager::UploadPasswordGenerationForm(const FormData& form) {
716 FormStructure form_structure(form);
717
718 if (!ShouldUploadForm(form_structure))
719 return false;
720
721 if (!form_structure.ShouldBeCrowdsourced())
722 return false;
723
724 // TODO(gcasto): Check that PasswordGeneration is enabled?
725
726 // Find the first password field to label. We don't try to label anything
727 // else.
728 bool found_password_field = false;
729 for (size_t i = 0; i < form_structure.field_count(); ++i) {
730 AutofillField* field = form_structure.field(i);
731
732 ServerFieldTypeSet types;
733 if (!found_password_field && field->form_control_type == "password") {
734 types.insert(ACCOUNT_CREATION_PASSWORD);
735 found_password_field = true;
736 } else {
737 types.insert(UNKNOWN_TYPE);
738 }
739 field->set_possible_types(types);
740 }
741 DCHECK(found_password_field);
742
743 // Only one field type should be present.
744 ServerFieldTypeSet available_field_types;
745 available_field_types.insert(ACCOUNT_CREATION_PASSWORD);
746
747 // Force uploading as these events are relatively rare and we want to make
748 // sure to receive them. It also makes testing easier if these requests
749 // always pass.
750 form_structure.set_upload_required(UPLOAD_REQUIRED);
751
752 if (!download_manager_)
753 return false;
754
755 return download_manager_->StartUploadRequest(form_structure,
756 false /* was_autofilled */,
757 available_field_types);
758 }
759
Reset()760 void AutofillManager::Reset() {
761 form_structures_.clear();
762 has_logged_autofill_enabled_ = false;
763 has_logged_address_suggestions_count_ = false;
764 did_show_suggestions_ = false;
765 user_did_type_ = false;
766 user_did_autofill_ = false;
767 user_did_edit_autofilled_field_ = false;
768 forms_loaded_timestamp_ = TimeTicks();
769 initial_interaction_timestamp_ = TimeTicks();
770 external_delegate_->Reset();
771 }
772
AutofillManager(AutofillDriver * driver,autofill::AutofillManagerDelegate * delegate,PersonalDataManager * personal_data)773 AutofillManager::AutofillManager(AutofillDriver* driver,
774 autofill::AutofillManagerDelegate* delegate,
775 PersonalDataManager* personal_data)
776 : driver_(driver),
777 manager_delegate_(delegate),
778 app_locale_("en-US"),
779 personal_data_(personal_data),
780 autocomplete_history_manager_(
781 new AutocompleteHistoryManager(driver, delegate)),
782 metric_logger_(new AutofillMetrics),
783 has_logged_autofill_enabled_(false),
784 has_logged_address_suggestions_count_(false),
785 did_show_suggestions_(false),
786 user_did_type_(false),
787 user_did_autofill_(false),
788 user_did_edit_autofilled_field_(false),
789 external_delegate_(NULL),
790 test_delegate_(NULL),
791 weak_ptr_factory_(this) {
792 DCHECK(driver_);
793 DCHECK(manager_delegate_);
794 }
795
set_metric_logger(const AutofillMetrics * metric_logger)796 void AutofillManager::set_metric_logger(const AutofillMetrics* metric_logger) {
797 metric_logger_.reset(metric_logger);
798 }
799
RefreshDataModels() const800 bool AutofillManager::RefreshDataModels() const {
801 if (!IsAutofillEnabled())
802 return false;
803
804 // No autofill data to return if the profiles are empty.
805 if (personal_data_->GetProfiles().empty() &&
806 personal_data_->GetCreditCards().empty()) {
807 return false;
808 }
809
810 return true;
811 }
812
GetProfileOrCreditCard(int unique_id,const AutofillDataModel ** data_model,size_t * variant) const813 bool AutofillManager::GetProfileOrCreditCard(
814 int unique_id,
815 const AutofillDataModel** data_model,
816 size_t* variant) const {
817 // Unpack the |unique_id| into component parts.
818 GUIDPair credit_card_guid;
819 GUIDPair profile_guid;
820 UnpackGUIDs(unique_id, &credit_card_guid, &profile_guid);
821 DCHECK(!base::IsValidGUID(credit_card_guid.first) ||
822 !base::IsValidGUID(profile_guid.first));
823
824 // Find the profile that matches the |profile_guid|, if one is specified.
825 // Otherwise find the credit card that matches the |credit_card_guid|,
826 // if specified.
827 if (base::IsValidGUID(profile_guid.first)) {
828 *data_model = personal_data_->GetProfileByGUID(profile_guid.first);
829 *variant = profile_guid.second;
830 } else if (base::IsValidGUID(credit_card_guid.first)) {
831 *data_model = personal_data_->GetCreditCardByGUID(credit_card_guid.first);
832 *variant = credit_card_guid.second;
833 }
834
835 return !!*data_model;
836 }
837
FindCachedForm(const FormData & form,FormStructure ** form_structure) const838 bool AutofillManager::FindCachedForm(const FormData& form,
839 FormStructure** form_structure) const {
840 // Find the FormStructure that corresponds to |form|.
841 // Scan backward through the cached |form_structures_|, as updated versions of
842 // forms are added to the back of the list, whereas original versions of these
843 // forms might appear toward the beginning of the list. The communication
844 // protocol with the crowdsourcing server does not permit us to discard the
845 // original versions of the forms.
846 *form_structure = NULL;
847 for (std::vector<FormStructure*>::const_reverse_iterator iter =
848 form_structures_.rbegin();
849 iter != form_structures_.rend(); ++iter) {
850 if (**iter == form) {
851 *form_structure = *iter;
852
853 // The same form might be cached with multiple field counts: in some
854 // cases, non-autofillable fields are filtered out, whereas in other cases
855 // they are not. To avoid thrashing the cache, keep scanning until we
856 // find a cached version with the same number of fields, if there is one.
857 if ((*iter)->field_count() == form.fields.size())
858 break;
859 }
860 }
861
862 if (!(*form_structure))
863 return false;
864
865 return true;
866 }
867
GetCachedFormAndField(const FormData & form,const FormFieldData & field,FormStructure ** form_structure,AutofillField ** autofill_field)868 bool AutofillManager::GetCachedFormAndField(const FormData& form,
869 const FormFieldData& field,
870 FormStructure** form_structure,
871 AutofillField** autofill_field) {
872 // Find the FormStructure that corresponds to |form|.
873 // If we do not have this form in our cache but it is parseable, we'll add it
874 // in the call to |UpdateCachedForm()|.
875 if (!FindCachedForm(form, form_structure) &&
876 !FormStructure(form).ShouldBeParsed(false)) {
877 return false;
878 }
879
880 // Update the cached form to reflect any dynamic changes to the form data, if
881 // necessary.
882 if (!UpdateCachedForm(form, *form_structure, form_structure))
883 return false;
884
885 // No data to return if there are no auto-fillable fields.
886 if (!(*form_structure)->autofill_count())
887 return false;
888
889 // Find the AutofillField that corresponds to |field|.
890 *autofill_field = NULL;
891 for (std::vector<AutofillField*>::const_iterator iter =
892 (*form_structure)->begin();
893 iter != (*form_structure)->end(); ++iter) {
894 if ((**iter) == field) {
895 *autofill_field = *iter;
896 break;
897 }
898 }
899
900 // Even though we always update the cache, the field might not exist if the
901 // website disables autocomplete while the user is interacting with the form.
902 // See http://crbug.com/160476
903 return *autofill_field != NULL;
904 }
905
UpdateCachedForm(const FormData & live_form,const FormStructure * cached_form,FormStructure ** updated_form)906 bool AutofillManager::UpdateCachedForm(const FormData& live_form,
907 const FormStructure* cached_form,
908 FormStructure** updated_form) {
909 bool needs_update =
910 (!cached_form ||
911 live_form.fields.size() != cached_form->field_count());
912 for (size_t i = 0; !needs_update && i < cached_form->field_count(); ++i) {
913 needs_update = *cached_form->field(i) != live_form.fields[i];
914 }
915
916 if (!needs_update)
917 return true;
918
919 if (form_structures_.size() >= kMaxFormCacheSize)
920 return false;
921
922 // Add the new or updated form to our cache.
923 form_structures_.push_back(new FormStructure(live_form));
924 *updated_form = *form_structures_.rbegin();
925 (*updated_form)->DetermineHeuristicTypes(*metric_logger_);
926
927 // If we have cached data, propagate it to the updated form.
928 if (cached_form) {
929 std::map<base::string16, const AutofillField*> cached_fields;
930 for (size_t i = 0; i < cached_form->field_count(); ++i) {
931 const AutofillField* field = cached_form->field(i);
932 cached_fields[field->unique_name()] = field;
933 }
934
935 for (size_t i = 0; i < (*updated_form)->field_count(); ++i) {
936 AutofillField* field = (*updated_form)->field(i);
937 std::map<base::string16, const AutofillField*>::iterator cached_field =
938 cached_fields.find(field->unique_name());
939 if (cached_field != cached_fields.end()) {
940 field->set_server_type(cached_field->second->server_type());
941 field->is_autofilled = cached_field->second->is_autofilled;
942 }
943 }
944
945 // Note: We _must not_ remove the original version of the cached form from
946 // the list of |form_structures_|. Otherwise, we break parsing of the
947 // crowdsourcing server's response to our query.
948 }
949
950 // Annotate the updated form with its predicted types.
951 std::vector<FormStructure*> forms(1, *updated_form);
952 driver_->SendAutofillTypePredictionsToRenderer(forms);
953
954 return true;
955 }
956
GetProfileSuggestions(FormStructure * form,const FormFieldData & field,const AutofillType & type,std::vector<base::string16> * values,std::vector<base::string16> * labels,std::vector<base::string16> * icons,std::vector<int> * unique_ids) const957 void AutofillManager::GetProfileSuggestions(
958 FormStructure* form,
959 const FormFieldData& field,
960 const AutofillType& type,
961 std::vector<base::string16>* values,
962 std::vector<base::string16>* labels,
963 std::vector<base::string16>* icons,
964 std::vector<int>* unique_ids) const {
965 std::vector<ServerFieldType> field_types(form->field_count());
966 for (size_t i = 0; i < form->field_count(); ++i) {
967 field_types.push_back(form->field(i)->Type().GetStorableType());
968 }
969 std::vector<GUIDPair> guid_pairs;
970
971 personal_data_->GetProfileSuggestions(
972 type, field.value, field.is_autofilled, field_types,
973 values, labels, icons, &guid_pairs);
974
975 for (size_t i = 0; i < guid_pairs.size(); ++i) {
976 unique_ids->push_back(PackGUIDs(GUIDPair(std::string(), 0),
977 guid_pairs[i]));
978 }
979 }
980
GetCreditCardSuggestions(const FormFieldData & field,const AutofillType & type,std::vector<base::string16> * values,std::vector<base::string16> * labels,std::vector<base::string16> * icons,std::vector<int> * unique_ids) const981 void AutofillManager::GetCreditCardSuggestions(
982 const FormFieldData& field,
983 const AutofillType& type,
984 std::vector<base::string16>* values,
985 std::vector<base::string16>* labels,
986 std::vector<base::string16>* icons,
987 std::vector<int>* unique_ids) const {
988 std::vector<GUIDPair> guid_pairs;
989 personal_data_->GetCreditCardSuggestions(
990 type, field.value, values, labels, icons, &guid_pairs);
991
992 for (size_t i = 0; i < guid_pairs.size(); ++i) {
993 unique_ids->push_back(PackGUIDs(guid_pairs[i], GUIDPair(std::string(), 0)));
994 }
995 }
996
ParseForms(const std::vector<FormData> & forms)997 void AutofillManager::ParseForms(const std::vector<FormData>& forms) {
998 std::vector<FormStructure*> non_queryable_forms;
999 for (std::vector<FormData>::const_iterator iter = forms.begin();
1000 iter != forms.end(); ++iter) {
1001 scoped_ptr<FormStructure> form_structure(new FormStructure(*iter));
1002 if (!form_structure->ShouldBeParsed(false))
1003 continue;
1004
1005 form_structure->DetermineHeuristicTypes(*metric_logger_);
1006
1007 // Set aside forms with method GET or author-specified types, so that they
1008 // are not included in the query to the server.
1009 if (form_structure->ShouldBeCrowdsourced())
1010 form_structures_.push_back(form_structure.release());
1011 else
1012 non_queryable_forms.push_back(form_structure.release());
1013 }
1014
1015 if (!form_structures_.empty() && download_manager_) {
1016 // Query the server if we have at least one of the forms were parsed.
1017 download_manager_->StartQueryRequest(form_structures_.get(),
1018 *metric_logger_);
1019 }
1020
1021 for (std::vector<FormStructure*>::const_iterator iter =
1022 non_queryable_forms.begin();
1023 iter != non_queryable_forms.end(); ++iter) {
1024 form_structures_.push_back(*iter);
1025 }
1026
1027 if (!form_structures_.empty())
1028 metric_logger_->LogUserHappinessMetric(AutofillMetrics::FORMS_LOADED);
1029
1030 // For the |non_queryable_forms|, we have all the field type info we're ever
1031 // going to get about them. For the other forms, we'll wait until we get a
1032 // response from the server.
1033 driver_->SendAutofillTypePredictionsToRenderer(non_queryable_forms);
1034 }
1035
GUIDToID(const GUIDPair & guid) const1036 int AutofillManager::GUIDToID(const GUIDPair& guid) const {
1037 if (!base::IsValidGUID(guid.first))
1038 return 0;
1039
1040 std::map<GUIDPair, int>::const_iterator iter = guid_id_map_.find(guid);
1041 if (iter == guid_id_map_.end()) {
1042 int id = guid_id_map_.size() + 1;
1043 guid_id_map_[guid] = id;
1044 id_guid_map_[id] = guid;
1045 return id;
1046 } else {
1047 return iter->second;
1048 }
1049 }
1050
IDToGUID(int id) const1051 const GUIDPair AutofillManager::IDToGUID(int id) const {
1052 if (id == 0)
1053 return GUIDPair(std::string(), 0);
1054
1055 std::map<int, GUIDPair>::const_iterator iter = id_guid_map_.find(id);
1056 if (iter == id_guid_map_.end()) {
1057 NOTREACHED();
1058 return GUIDPair(std::string(), 0);
1059 }
1060
1061 return iter->second;
1062 }
1063
1064 // When sending IDs (across processes) to the renderer we pack credit card and
1065 // profile IDs into a single integer. Credit card IDs are sent in the high
1066 // word and profile IDs are sent in the low word.
PackGUIDs(const GUIDPair & cc_guid,const GUIDPair & profile_guid) const1067 int AutofillManager::PackGUIDs(const GUIDPair& cc_guid,
1068 const GUIDPair& profile_guid) const {
1069 int cc_id = GUIDToID(cc_guid);
1070 int profile_id = GUIDToID(profile_guid);
1071
1072 DCHECK(cc_id <= std::numeric_limits<unsigned short>::max());
1073 DCHECK(profile_id <= std::numeric_limits<unsigned short>::max());
1074
1075 return cc_id << std::numeric_limits<unsigned short>::digits | profile_id;
1076 }
1077
1078 // When receiving IDs (across processes) from the renderer we unpack credit card
1079 // and profile IDs from a single integer. Credit card IDs are stored in the
1080 // high word and profile IDs are stored in the low word.
UnpackGUIDs(int id,GUIDPair * cc_guid,GUIDPair * profile_guid) const1081 void AutofillManager::UnpackGUIDs(int id,
1082 GUIDPair* cc_guid,
1083 GUIDPair* profile_guid) const {
1084 int cc_id = id >> std::numeric_limits<unsigned short>::digits &
1085 std::numeric_limits<unsigned short>::max();
1086 int profile_id = id & std::numeric_limits<unsigned short>::max();
1087
1088 *cc_guid = IDToGUID(cc_id);
1089 *profile_guid = IDToGUID(profile_id);
1090 }
1091
UpdateInitialInteractionTimestamp(const TimeTicks & interaction_timestamp)1092 void AutofillManager::UpdateInitialInteractionTimestamp(
1093 const TimeTicks& interaction_timestamp) {
1094 if (initial_interaction_timestamp_.is_null() ||
1095 interaction_timestamp < initial_interaction_timestamp_) {
1096 initial_interaction_timestamp_ = interaction_timestamp;
1097 }
1098 }
1099
ShouldUploadForm(const FormStructure & form)1100 bool AutofillManager::ShouldUploadForm(const FormStructure& form) {
1101 if (!IsAutofillEnabled())
1102 return false;
1103
1104 if (driver_->IsOffTheRecord())
1105 return false;
1106
1107 // Disregard forms that we wouldn't ever autofill in the first place.
1108 if (!form.ShouldBeParsed(true))
1109 return false;
1110
1111 return true;
1112 }
1113
1114 } // namespace autofill
1115