// Copyright (c) 2011 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.
#include "chrome/browser/autofill/autofill_manager.h"
#include <stddef.h>
#include <limits>
#include <map>
#include <set>
#include <utility>
#include "base/logging.h"
#include "base/string16.h"
#include "base/string_util.h"
#include "base/utf_string_conversions.h"
#ifndef ANDROID
#include "chrome/browser/autocomplete_history_manager.h"
#include "chrome/browser/autofill/autofill_cc_infobar_delegate.h"
#endif
#include "chrome/browser/autofill/autofill_field.h"
#include "chrome/browser/autofill/autofill_metrics.h"
#include "chrome/browser/autofill/autofill_profile.h"
#include "chrome/browser/autofill/autofill_type.h"
#include "chrome/browser/autofill/credit_card.h"
#include "chrome/browser/autofill/form_structure.h"
#include "chrome/browser/autofill/personal_data_manager.h"
#include "chrome/browser/autofill/phone_number.h"
#include "chrome/browser/autofill/select_control_handler.h"
#include "chrome/browser/prefs/pref_service.h"
#include "chrome/browser/profiles/profile.h"
#ifndef ANDROID
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
#include "chrome/common/autofill_messages.h"
#endif
#include "chrome/common/guid.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/url_constants.h"
#ifndef ANDROID
#include "content/browser/renderer_host/render_view_host.h"
#include "content/browser/tab_contents/tab_contents.h"
#include "content/common/notification_service.h"
#include "content/common/notification_source.h"
#include "content/common/notification_type.h"
#endif
#include "googleurl/src/gurl.h"
#include "grit/generated_resources.h"
#ifndef ANDROID
#include "ipc/ipc_message_macros.h"
#endif
#include "ui/base/l10n/l10n_util.h"
#include "webkit/glue/form_data.h"
#include "webkit/glue/form_field.h"
using webkit_glue::FormData;
using webkit_glue::FormField;
namespace {
// We only send a fraction of the forms to upload server.
// The rate for positive/negative matches potentially could be different.
const double kAutofillPositiveUploadRateDefaultValue = 0.20;
const double kAutofillNegativeUploadRateDefaultValue = 0.20;
const string16::value_type kCreditCardPrefix[] = {'*', 0};
// Removes duplicate suggestions whilst preserving their original order.
void RemoveDuplicateSuggestions(std::vector<string16>* values,
std::vector<string16>* labels,
std::vector<string16>* icons,
std::vector<int>* unique_ids) {
DCHECK_EQ(values->size(), labels->size());
DCHECK_EQ(values->size(), icons->size());
DCHECK_EQ(values->size(), unique_ids->size());
std::set<std::pair<string16, string16> > seen_suggestions;
std::vector<string16> values_copy;
std::vector<string16> labels_copy;
std::vector<string16> icons_copy;
std::vector<int> unique_ids_copy;
for (size_t i = 0; i < values->size(); ++i) {
const std::pair<string16, string16> suggestion((*values)[i], (*labels)[i]);
if (seen_suggestions.insert(suggestion).second) {
values_copy.push_back((*values)[i]);
labels_copy.push_back((*labels)[i]);
icons_copy.push_back((*icons)[i]);
unique_ids_copy.push_back((*unique_ids)[i]);
}
}
values->swap(values_copy);
labels->swap(labels_copy);
icons->swap(icons_copy);
unique_ids->swap(unique_ids_copy);
}
// Precondition: |form| should be the cached version of the form that is to be
// autofilled, and |field| should be the field in the |form| that corresponds to
// the initiating field. |is_filling_credit_card| should be true if filling
// credit card data, false otherwise.
// Fills |section_start| and |section_end| so that [section_start, section_end)
// gives the bounds of logical section within |form| that includes |field|.
// Logical sections are identified by two heuristics:
// 1. The fields in the section must all be profile or credit card fields,
// depending on whether |is_filling_credit_card| is true.
// 2. A logical section should not include multiple fields of the same autofill
// type (except for phone/fax numbers, as described below).
void FindSectionBounds(const FormStructure& form,
const AutofillField& field,
bool is_filling_credit_card,
size_t* section_start,
size_t* section_end) {
DCHECK(section_start);
DCHECK(section_end);
// By default, the relevant section is the entire form.
*section_start = 0;
*section_end = form.field_count();
std::set<AutofillFieldType> seen_types;
bool initiating_field_is_in_current_section = false;
for (size_t i = 0; i < form.field_count(); ++i) {
const AutofillField* current_field = form.field(i);
const AutofillFieldType current_type =
AutofillType::GetEquivalentFieldType(current_field->type());
// Fields of unknown type don't help us to distinguish sections.
if (current_type == UNKNOWN_TYPE)
continue;
bool already_saw_current_type = seen_types.count(current_type) > 0;
// Forms often ask for multiple phone numbers -- e.g. both a daytime and
// evening phone number. Our phone and fax number detection is also
// generally a little off. Hence, ignore both field types as a signal here.
// Likewise, forms often ask for multiple email addresses, so ignore this
// field type as well.
AutofillType::FieldTypeGroup current_type_group =
AutofillType(current_type).group();
if (current_type_group == AutofillType::PHONE_HOME ||
current_type_group == AutofillType::PHONE_FAX ||
current_type_group == AutofillType::EMAIL)
already_saw_current_type = false;
// If we are filling credit card data, the relevant section should include
// only credit card fields; and similarly for profile data.
bool is_credit_card_field = current_type_group == AutofillType::CREDIT_CARD;
bool is_appropriate_type = is_credit_card_field == is_filling_credit_card;
if (already_saw_current_type || !is_appropriate_type) {
if (initiating_field_is_in_current_section) {
// We reached the end of the section containing the initiating field.
*section_end = i;
break;
}
// We reached the end of a section, so start a new section.
seen_types.clear();
// Only include the current field in the new section if it matches the
// type of data we are filling.
if (is_appropriate_type) {
*section_start = i;
} else {
*section_start = i + 1;
continue;
}
}
seen_types.insert(current_type);
if (current_field == &field)
initiating_field_is_in_current_section = true;
}
// We should have found the initiating field.
DCHECK(initiating_field_is_in_current_section);
}
// Precondition: |form_structure| and |form| should correspond to the same
// logical form. Returns true if the relevant portion of |form| is auto-filled.
// The "relevant" fields in |form| are ones corresponding to fields in
// |form_structure| with indices in the range [section_start, section_end).
bool SectionIsAutofilled(const FormStructure* form_structure,
const webkit_glue::FormData& form,
size_t section_start,
size_t section_end) {
// TODO(isherman): It would be nice to share most of this code with the loop
// in |FillAutofillFormData()|, but I don't see a particularly clean way to do
// that.
// The list of fields in |form_structure| and |form.fields| often match
// directly and we can fill these corresponding fields; however, when the
// |form_structure| and |form.fields| do not match directly we search
// ahead in the |form_structure| for the matching field.
for (size_t i = section_start, j = 0;
i < section_end && j < form.fields.size();
j++) {
size_t k = i;
// Search forward in the |form_structure| for a corresponding field.
while (k < form_structure->field_count() &&
*form_structure->field(k) != form.fields[j]) {
k++;
}
// If we didn't find a match, continue on to the next |form| field.
if (k >= form_structure->field_count())
continue;
AutofillType autofill_type(form_structure->field(k)->type());
if (form.fields[j].is_autofilled)
return true;
// We found a matching field in the |form_structure| so we
// proceed to the next |form| field, and the next |form_structure|.
++i;
}
return false;
}
bool FormIsHTTPS(FormStructure* form) {
return form->source_url().SchemeIs(chrome::kHttpsScheme);
}
} // namespace
AutofillManager::AutofillManager(TabContents* tab_contents)
: TabContentsObserver(tab_contents),
personal_data_(NULL),
download_manager_(tab_contents->profile()),
disable_download_manager_requests_(false),
metric_logger_(new AutofillMetrics),
has_logged_autofill_enabled_(false),
has_logged_address_suggestions_count_(false) {
DCHECK(tab_contents);
// |personal_data_| is NULL when using TestTabContents.
personal_data_ =
tab_contents->profile()->GetOriginalProfile()->GetPersonalDataManager();
download_manager_.SetObserver(this);
}
AutofillManager::~AutofillManager() {
download_manager_.SetObserver(NULL);
}
#ifndef ANDROID
// static
void AutofillManager::RegisterBrowserPrefs(PrefService* prefs) {
prefs->RegisterDictionaryPref(prefs::kAutofillDialogPlacement);
}
#endif
#ifndef ANDROID
// static
void AutofillManager::RegisterUserPrefs(PrefService* prefs) {
prefs->RegisterBooleanPref(prefs::kAutofillEnabled, true);
#if defined(OS_MACOSX)
prefs->RegisterBooleanPref(prefs::kAutofillAuxiliaryProfilesEnabled, true);
#else
prefs->RegisterBooleanPref(prefs::kAutofillAuxiliaryProfilesEnabled, false);
#endif
prefs->RegisterDoublePref(prefs::kAutofillPositiveUploadRate,
kAutofillPositiveUploadRateDefaultValue);
prefs->RegisterDoublePref(prefs::kAutofillNegativeUploadRate,
kAutofillNegativeUploadRateDefaultValue);
}
#endif
#ifndef ANDROID
void AutofillManager::DidNavigateMainFramePostCommit(
const NavigationController::LoadCommittedDetails& details,
const ViewHostMsg_FrameNavigate_Params& params) {
Reset();
}
#endif
#ifndef ANDROID
bool AutofillManager::OnMessageReceived(const IPC::Message& message) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(AutofillManager, message)
IPC_MESSAGE_HANDLER(AutofillHostMsg_FormsSeen, OnFormsSeen)
IPC_MESSAGE_HANDLER(AutofillHostMsg_FormSubmitted, OnFormSubmitted)
IPC_MESSAGE_HANDLER(AutofillHostMsg_QueryFormFieldAutofill,
OnQueryFormFieldAutofill)
IPC_MESSAGE_HANDLER(AutofillHostMsg_ShowAutofillDialog,
OnShowAutofillDialog)
IPC_MESSAGE_HANDLER(AutofillHostMsg_FillAutofillFormData,
OnFillAutofillFormData)
IPC_MESSAGE_HANDLER(AutofillHostMsg_DidFillAutofillFormData,
OnDidFillAutofillFormData)
IPC_MESSAGE_HANDLER(AutofillHostMsg_DidShowAutofillSuggestions,
OnDidShowAutofillSuggestions)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
#endif
void AutofillManager::OnFormSubmitted(const FormData& form) {
// Let AutoComplete know as well.
#ifndef ANDROID
TabContentsWrapper* wrapper =
TabContentsWrapper::GetCurrentWrapperForContents(tab_contents());
wrapper->autocomplete_history_manager()->OnFormSubmitted(form);
#endif
if (!IsAutofillEnabled())
return;
if (tab_contents()->profile()->IsOffTheRecord())
return;
// Don't save data that was submitted through JavaScript.
if (!form.user_submitted)
return;
// Grab a copy of the form data.
FormStructure submitted_form(form);
// Disregard forms that we wouldn't ever autofill in the first place.
if (!submitted_form.ShouldBeParsed(true))
return;
// Ignore forms not present in our cache. These are typically forms with
// wonky JavaScript that also makes them not auto-fillable.
FormStructure* cached_submitted_form;
if (!FindCachedForm(form, &cached_submitted_form))
return;
DeterminePossibleFieldTypesForUpload(&submitted_form);
UploadFormData(submitted_form);
submitted_form.UpdateFromCache(*cached_submitted_form);
submitted_form.LogQualityMetrics(*metric_logger_);
if (!submitted_form.IsAutofillable(true))
return;
ImportFormData(submitted_form);
}
void AutofillManager::OnFormsSeen(const std::vector<FormData>& forms) {
bool enabled = IsAutofillEnabled();
if (!has_logged_autofill_enabled_) {
metric_logger_->LogIsAutofillEnabledAtPageLoad(enabled);
has_logged_autofill_enabled_ = true;
}
if (!enabled)
return;
ParseForms(forms);
}
#ifdef ANDROID
bool AutofillManager::OnQueryFormFieldAutofill(
#else
void AutofillManager::OnQueryFormFieldAutofill(
#endif
int query_id,
const webkit_glue::FormData& form,
const webkit_glue::FormField& field) {
std::vector<string16> values;
std::vector<string16> labels;
std::vector<string16> icons;
std::vector<int> unique_ids;
#ifdef ANDROID
AutoFillHost* host = NULL;
#else
RenderViewHost* host = NULL;
#endif
FormStructure* form_structure = NULL;
AutofillField* autofill_field = NULL;
if (GetHost(
personal_data_->profiles(), personal_data_->credit_cards(), &host) &&
FindCachedFormAndField(form, field, &form_structure, &autofill_field) &&
// Don't send suggestions for forms that aren't auto-fillable.
form_structure->IsAutofillable(false)) {
AutofillFieldType type = autofill_field->type();
bool is_filling_credit_card =
(AutofillType(type).group() == AutofillType::CREDIT_CARD);
if (is_filling_credit_card) {
GetCreditCardSuggestions(
form_structure, field, type, &values, &labels, &icons, &unique_ids);
} else {
GetProfileSuggestions(
form_structure, field, type, &values, &labels, &icons, &unique_ids);
}
DCHECK_EQ(values.size(), labels.size());
DCHECK_EQ(values.size(), icons.size());
DCHECK_EQ(values.size(), unique_ids.size());
if (!values.empty()) {
#ifndef ANDROID
// Don't provide Autofill suggestions when Autofill is disabled, and don't
// provide credit card suggestions for non-HTTPS pages. However, provide a
// warning to the user in these cases.
int warning = 0;
if (!form_structure->IsAutofillable(true))
warning = IDS_AUTOFILL_WARNING_FORM_DISABLED;
else if (is_filling_credit_card && !FormIsHTTPS(form_structure))
warning = IDS_AUTOFILL_WARNING_INSECURE_CONNECTION;
if (warning) {
values.assign(1, l10n_util::GetStringUTF16(warning));
labels.assign(1, string16());
icons.assign(1, string16());
unique_ids.assign(1, -1);
} else {
size_t section_start, section_end;
FindSectionBounds(*form_structure, *autofill_field,
is_filling_credit_card, §ion_start, §ion_end);
bool section_is_autofilled = SectionIsAutofilled(form_structure,
form,
section_start,
section_end);
if (section_is_autofilled) {
// If the relevant section is auto-filled and the renderer is querying
// for suggestions, then the user is editing the value of a field.
// In this case, mimic autocomplete: don't display labels or icons,
// as that information is redundant.
labels.assign(labels.size(), string16());
icons.assign(icons.size(), string16());
}
// When filling credit card suggestions, the values and labels are
// typically obfuscated, which makes detecting duplicates hard. Since
// duplicates only tend to be a problem when filling address forms
// anyway, only don't de-dup credit card suggestions.
if (!is_filling_credit_card)
RemoveDuplicateSuggestions(&values, &labels, &icons, &unique_ids);
// The first time we show suggestions on this page, log the number of
// suggestions shown.
if (!has_logged_address_suggestions_count_ && !section_is_autofilled) {
metric_logger_->LogAddressSuggestionsCount(values.size());
has_logged_address_suggestions_count_ = true;
}
}
#endif
}
#ifdef ANDROID
else {
return false;
}
#endif
}
#ifdef ANDROID
else {
return false;
}
#endif
#ifdef ANDROID
host->AutoFillSuggestionsReturned(values, labels, icons, unique_ids);
return true;
#else
// Add the results from AutoComplete. They come back asynchronously, so we
// hand off what we generated and they will send the results back to the
// renderer.
TabContentsWrapper* wrapper =
TabContentsWrapper::GetCurrentWrapperForContents(tab_contents());
wrapper->autocomplete_history_manager()->OnGetAutocompleteSuggestions(
query_id, field.name, field.value, values, labels, icons, unique_ids);
#endif
}
void AutofillManager::OnFillAutofillFormData(int query_id,
const FormData& form,
const FormField& field,
int unique_id) {
const std::vector<AutofillProfile*>& profiles = personal_data_->profiles();
const std::vector<CreditCard*>& credit_cards = personal_data_->credit_cards();
#ifdef ANDROID
AutoFillHost* host = NULL;
#else
RenderViewHost* host = NULL;
#endif
FormStructure* form_structure = NULL;
AutofillField* autofill_field = NULL;
if (!GetHost(profiles, credit_cards, &host) ||
!FindCachedFormAndField(form, field, &form_structure, &autofill_field))
return;
DCHECK(host);
DCHECK(form_structure);
DCHECK(autofill_field);
// Unpack the |unique_id| into component parts.
GUIDPair cc_guid;
GUIDPair profile_guid;
UnpackGUIDs(unique_id, &cc_guid, &profile_guid);
DCHECK(!guid::IsValidGUID(cc_guid.first) ||
!guid::IsValidGUID(profile_guid.first));
// Find the profile that matches the |profile_id|, if one is specified.
const AutofillProfile* profile = NULL;
if (guid::IsValidGUID(profile_guid.first)) {
for (std::vector<AutofillProfile*>::const_iterator iter = profiles.begin();
iter != profiles.end(); ++iter) {
if ((*iter)->guid() == profile_guid.first) {
profile = *iter;
break;
}
}
DCHECK(profile);
}
// Find the credit card that matches the |cc_id|, if one is specified.
const CreditCard* credit_card = NULL;
if (guid::IsValidGUID(cc_guid.first)) {
for (std::vector<CreditCard*>::const_iterator iter = credit_cards.begin();
iter != credit_cards.end(); ++iter) {
if ((*iter)->guid() == cc_guid.first) {
credit_card = *iter;
break;
}
}
DCHECK(credit_card);
}
if (!profile && !credit_card)
return;
// Find the section of the form that we are autofilling.
size_t section_start, section_end;
FindSectionBounds(*form_structure, *autofill_field, (credit_card != NULL),
§ion_start, §ion_end);
FormData result = form;
// If the relevant section is auto-filled, we should fill |field| but not the
// rest of the form.
if (SectionIsAutofilled(form_structure, form, section_start, section_end)) {
for (std::vector<FormField>::iterator iter = result.fields.begin();
iter != result.fields.end(); ++iter) {
if ((*iter) == field) {
AutofillFieldType field_type = autofill_field->type();
if (profile) {
DCHECK_NE(AutofillType::CREDIT_CARD,
AutofillType(field_type).group());
FillFormField(profile, field_type, profile_guid.second, &(*iter));
} else {
DCHECK_EQ(AutofillType::CREDIT_CARD,
AutofillType(field_type).group());
FillCreditCardFormField(credit_card, field_type, &(*iter));
}
break;
}
}
#ifdef ANDROID
host->AutoFillFormDataFilled(query_id, result);
#else
host->Send(new AutofillMsg_FormDataFilled(host->routing_id(), query_id,
result));
#endif
return;
}
// The list of fields in |form_structure| and |result.fields| often match
// directly and we can fill these corresponding fields; however, when the
// |form_structure| and |result.fields| do not match directly we search
// ahead in the |form_structure| for the matching field.
// See unit tests: AutofillManagerTest.FormChangesRemoveField and
// AutofillManagerTest.FormChangesAddField for usage.
for (size_t i = section_start, j = 0;
i < section_end && j < result.fields.size();
j++) {
size_t k = i;
// Search forward in the |form_structure| for a corresponding field.
while (k < section_end && *form_structure->field(k) != result.fields[j]) {
k++;
}
// If we've found a match then fill the |result| field with the found
// field in the |form_structure|.
if (k >= section_end)
continue;
AutofillFieldType field_type = form_structure->field(k)->type();
FieldTypeGroup field_group_type = AutofillType(field_type).group();
if (field_group_type != AutofillType::NO_GROUP) {
if (profile) {
DCHECK_NE(AutofillType::CREDIT_CARD, field_group_type);
// If the field being filled is the field that the user initiated the
// fill from, then take the multi-profile "variant" into account.
// Otherwise fill with the default (zeroth) variant.
if (result.fields[j] == field) {
FillFormField(profile, field_type, profile_guid.second,
&result.fields[j]);
} else {
FillFormField(profile, field_type, 0, &result.fields[j]);
}
} else {
DCHECK_EQ(AutofillType::CREDIT_CARD, field_group_type);
FillCreditCardFormField(credit_card, field_type, &result.fields[j]);
}
}
// We found a matching field in the |form_structure| so we
// proceed to the next |result| field, and the next |form_structure|.
++i;
}
autofilled_forms_signatures_.push_front(form_structure->FormSignature());
#ifdef ANDROID
host->AutoFillFormDataFilled(query_id, result);
#else
host->Send(new AutofillMsg_FormDataFilled(
host->routing_id(), query_id, result));
#endif
}
void AutofillManager::OnShowAutofillDialog() {
#ifndef ANDROID
Browser* browser = BrowserList::GetLastActive();
if (browser)
browser->ShowOptionsTab(chrome::kAutofillSubPage);
#endif
}
void AutofillManager::OnDidFillAutofillFormData() {
#ifndef ANDROID
NotificationService::current()->Notify(
NotificationType::AUTOFILL_DID_FILL_FORM_DATA,
Source<RenderViewHost>(tab_contents()->render_view_host()),
NotificationService::NoDetails());
#endif
}
void AutofillManager::OnDidShowAutofillSuggestions() {
#ifndef ANDROID
NotificationService::current()->Notify(
NotificationType::AUTOFILL_DID_SHOW_SUGGESTIONS,
Source<RenderViewHost>(tab_contents()->render_view_host()),
NotificationService::NoDetails());
#endif
}
void AutofillManager::OnLoadedAutofillHeuristics(
const std::string& heuristic_xml) {
// TODO(jhawkins): Store |upload_required| in the AutofillManager.
UploadRequired upload_required;
FormStructure::ParseQueryResponse(heuristic_xml,
form_structures_.get(),
&upload_required,
*metric_logger_);
}
void AutofillManager::OnUploadedAutofillHeuristics(
const std::string& form_signature) {
}
void AutofillManager::OnHeuristicsRequestError(
const std::string& form_signature,
AutofillDownloadManager::AutofillRequestType request_type,
int http_error) {
}
bool AutofillManager::IsAutofillEnabled() const {
#ifdef ANDROID
// TODO: This should be a setting in the android UI.
return true;
#else
return const_cast<AutofillManager*>(this)->tab_contents()->profile()->
GetPrefs()->GetBoolean(prefs::kAutofillEnabled);
#endif
}
void AutofillManager::DeterminePossibleFieldTypesForUpload(
FormStructure* submitted_form) {
for (size_t i = 0; i < submitted_form->field_count(); i++) {
const AutofillField* field = submitted_form->field(i);
FieldTypeSet field_types;
personal_data_->GetPossibleFieldTypes(field->value, &field_types);
DCHECK(!field_types.empty());
submitted_form->set_possible_types(i, field_types);
}
}
void AutofillManager::ImportFormData(const FormStructure& submitted_form) {
std::vector<const FormStructure*> submitted_forms;
submitted_forms.push_back(&submitted_form);
const CreditCard* imported_credit_card;
if (!personal_data_->ImportFormData(submitted_forms, &imported_credit_card))
return;
#ifndef ANDROID
// If credit card information was submitted, show an infobar to offer to save
// it.
scoped_ptr<const CreditCard> scoped_credit_card(imported_credit_card);
if (imported_credit_card && tab_contents()) {
tab_contents()->AddInfoBar(
new AutofillCCInfoBarDelegate(tab_contents(),
scoped_credit_card.release(),
personal_data_,
metric_logger_.get()));
}
#endif
}
void AutofillManager::UploadFormData(const FormStructure& submitted_form) {
if (!disable_download_manager_requests_) {
bool was_autofilled = false;
// Check if the form among last 3 forms that were auto-filled.
// Clear older signatures.
std::list<std::string>::iterator it;
int total_form_checked = 0;
for (it = autofilled_forms_signatures_.begin();
it != autofilled_forms_signatures_.end() && total_form_checked < 3;
++it, ++total_form_checked) {
if (*it == submitted_form.FormSignature())
was_autofilled = true;
}
// Remove outdated form signatures.
if (total_form_checked == 3 && it != autofilled_forms_signatures_.end()) {
autofilled_forms_signatures_.erase(it,
autofilled_forms_signatures_.end());
}
download_manager_.StartUploadRequest(submitted_form, was_autofilled);
}
}
void AutofillManager::Reset() {
form_structures_.reset();
has_logged_autofill_enabled_ = false;
has_logged_address_suggestions_count_ = false;
}
AutofillManager::AutofillManager(TabContents* tab_contents,
PersonalDataManager* personal_data)
: TabContentsObserver(tab_contents),
personal_data_(personal_data),
download_manager_(NULL),
disable_download_manager_requests_(true),
metric_logger_(new AutofillMetrics),
has_logged_autofill_enabled_(false),
has_logged_address_suggestions_count_(false) {
DCHECK(tab_contents);
}
void AutofillManager::set_metric_logger(
const AutofillMetrics* metric_logger) {
metric_logger_.reset(metric_logger);
}
bool AutofillManager::GetHost(const std::vector<AutofillProfile*>& profiles,
const std::vector<CreditCard*>& credit_cards,
#ifdef ANDROID
AutoFillHost** host) {
#else
RenderViewHost** host) const {
#endif
if (!IsAutofillEnabled())
return false;
// No autofill data to return if the profiles are empty.
if (profiles.empty() && credit_cards.empty())
return false;
#ifdef ANDROID
*host = tab_contents()->autofill_host();
#else
*host = tab_contents()->render_view_host();
#endif
if (!*host)
return false;
return true;
}
bool AutofillManager::FindCachedForm(const FormData& form,
FormStructure** form_structure) const {
// Find the FormStructure that corresponds to |form|.
*form_structure = NULL;
for (std::vector<FormStructure*>::const_iterator iter =
form_structures_.begin();
iter != form_structures_.end(); ++iter) {
if (**iter == form) {
*form_structure = *iter;
break;
}
}
if (!(*form_structure))
return false;
return true;
}
bool AutofillManager::FindCachedFormAndField(const FormData& form,
const FormField& field,
FormStructure** form_structure,
AutofillField** autofill_field) {
// Find the FormStructure that corresponds to |form|.
if (!FindCachedForm(form, form_structure))
return false;
// No data to return if there are no auto-fillable fields.
if (!(*form_structure)->autofill_count())
return false;
// Find the AutofillField that corresponds to |field|.
*autofill_field = NULL;
for (std::vector<AutofillField*>::const_iterator iter =
(*form_structure)->begin();
iter != (*form_structure)->end(); ++iter) {
// The field list is terminated with a NULL AutofillField, so don't try to
// dereference it.
if (!*iter)
break;
if ((**iter) == field) {
*autofill_field = *iter;
break;
}
}
if (!(*autofill_field))
return false;
return true;
}
void AutofillManager::GetProfileSuggestions(FormStructure* form,
const FormField& field,
AutofillFieldType type,
std::vector<string16>* values,
std::vector<string16>* labels,
std::vector<string16>* icons,
std::vector<int>* unique_ids) {
const std::vector<AutofillProfile*>& profiles = personal_data_->profiles();
if (!field.is_autofilled) {
std::vector<AutofillProfile*> matched_profiles;
for (std::vector<AutofillProfile*>::const_iterator iter = profiles.begin();
iter != profiles.end(); ++iter) {
AutofillProfile* profile = *iter;
// The value of the stored data for this field type in the |profile|.
std::vector<string16> multi_values;
profile->GetMultiInfo(type, &multi_values);
for (size_t i = 0; i < multi_values.size(); ++i) {
if (!multi_values[i].empty() &&
StartsWith(multi_values[i], field.value, false)) {
matched_profiles.push_back(profile);
values->push_back(multi_values[i]);
unique_ids->push_back(PackGUIDs(GUIDPair(std::string(), 0),
GUIDPair(profile->guid(), i)));
break;
}
}
}
std::vector<AutofillFieldType> form_fields;
form_fields.reserve(form->field_count());
for (std::vector<AutofillField*>::const_iterator iter = form->begin();
iter != form->end(); ++iter) {
// The field list is terminated with a NULL AutofillField, so don't try to
// dereference it.
if (!*iter)
break;
form_fields.push_back((*iter)->type());
}
AutofillProfile::CreateInferredLabels(&matched_profiles, &form_fields,
type, 1, labels);
// No icons for profile suggestions.
icons->resize(values->size());
} else {
for (std::vector<AutofillProfile*>::const_iterator iter = profiles.begin();
iter != profiles.end(); ++iter) {
AutofillProfile* profile = *iter;
// The value of the stored data for this field type in the |profile|.
std::vector<string16> multi_values;
profile->GetMultiInfo(type, &multi_values);
for (size_t i = 0; i < multi_values.size(); ++i) {
if (!multi_values[i].empty() &&
StringToLowerASCII(multi_values[i])
== StringToLowerASCII(field.value)) {
for (size_t j = 0; j < multi_values.size(); ++j) {
if (!multi_values[j].empty()) {
values->push_back(multi_values[j]);
unique_ids->push_back(PackGUIDs(GUIDPair(std::string(), 0),
GUIDPair(profile->guid(), j)));
}
}
// We've added all the values for this profile so move on to the next.
break;
}
}
}
// No labels for previously filled fields.
labels->resize(values->size());
// No icons for profile suggestions.
icons->resize(values->size());
}
}
void AutofillManager::GetCreditCardSuggestions(FormStructure* form,
const FormField& field,
AutofillFieldType type,
std::vector<string16>* values,
std::vector<string16>* labels,
std::vector<string16>* icons,
std::vector<int>* unique_ids) {
for (std::vector<CreditCard*>::const_iterator iter =
personal_data_->credit_cards().begin();
iter != personal_data_->credit_cards().end(); ++iter) {
CreditCard* credit_card = *iter;
// The value of the stored data for this field type in the |credit_card|.
string16 creditcard_field_value = credit_card->GetInfo(type);
if (!creditcard_field_value.empty() &&
StartsWith(creditcard_field_value, field.value, false)) {
if (type == CREDIT_CARD_NUMBER)
creditcard_field_value = credit_card->ObfuscatedNumber();
string16 label;
if (credit_card->number().empty()) {
// If there is no CC number, return name to show something.
label = credit_card->GetInfo(CREDIT_CARD_NAME);
} else {
label = kCreditCardPrefix;
label.append(credit_card->LastFourDigits());
}
values->push_back(creditcard_field_value);
labels->push_back(label);
icons->push_back(UTF8ToUTF16(credit_card->type()));
unique_ids->push_back(PackGUIDs(GUIDPair(credit_card->guid(), 0),
GUIDPair(std::string(), 0)));
}
}
}
void AutofillManager::FillCreditCardFormField(const CreditCard* credit_card,
AutofillFieldType type,
webkit_glue::FormField* field) {
DCHECK(credit_card);
DCHECK_EQ(AutofillType::CREDIT_CARD, AutofillType(type).group());
DCHECK(field);
if (field->form_control_type == ASCIIToUTF16("select-one")) {
autofill::FillSelectControl(*credit_card, type, field);
} else if (field->form_control_type == ASCIIToUTF16("month")) {
// HTML5 input="month" consists of year-month.
string16 year = credit_card->GetInfo(CREDIT_CARD_EXP_4_DIGIT_YEAR);
string16 month = credit_card->GetInfo(CREDIT_CARD_EXP_MONTH);
if (!year.empty() && !month.empty()) {
// Fill the value only if |credit_card| includes both year and month
// information.
field->value = year + ASCIIToUTF16("-") + month;
}
} else {
string16 value = credit_card->GetInfo(type);
if (type == CREDIT_CARD_NUMBER)
value = CreditCard::StripSeparators(value);
field->value = value;
}
}
void AutofillManager::FillFormField(const AutofillProfile* profile,
AutofillFieldType type,
size_t variant,
webkit_glue::FormField* field) {
DCHECK(profile);
DCHECK_NE(AutofillType::CREDIT_CARD, AutofillType(type).group());
DCHECK(field);
if (AutofillType(type).subgroup() == AutofillType::PHONE_NUMBER) {
FillPhoneNumberField(profile, type, variant, field);
} else {
if (field->form_control_type == ASCIIToUTF16("select-one")) {
autofill::FillSelectControl(*profile, type, field);
} else {
std::vector<string16> values;
profile->GetMultiInfo(type, &values);
DCHECK(variant < values.size());
field->value = values[variant];
}
}
}
void AutofillManager::FillPhoneNumberField(const AutofillProfile* profile,
AutofillFieldType type,
size_t variant,
webkit_glue::FormField* field) {
// If we are filling a phone number, check to see if the size field
// matches the "prefix" or "suffix" sizes and fill accordingly.
std::vector<string16> values;
profile->GetMultiInfo(type, &values);
DCHECK(variant < values.size());
string16 number = values[variant];
bool has_valid_suffix_and_prefix = (number.length() ==
static_cast<size_t>(PhoneNumber::kPrefixLength +
PhoneNumber::kSuffixLength));
if (has_valid_suffix_and_prefix &&
field->max_length == PhoneNumber::kPrefixLength) {
number = number.substr(PhoneNumber::kPrefixOffset,
PhoneNumber::kPrefixLength);
field->value = number;
} else if (has_valid_suffix_and_prefix &&
field->max_length == PhoneNumber::kSuffixLength) {
number = number.substr(PhoneNumber::kSuffixOffset,
PhoneNumber::kSuffixLength);
field->value = number;
} else {
field->value = number;
}
}
void AutofillManager::ParseForms(const std::vector<FormData>& forms) {
std::vector<FormStructure*> non_queryable_forms;
for (std::vector<FormData>::const_iterator iter = forms.begin();
iter != forms.end(); ++iter) {
scoped_ptr<FormStructure> form_structure(new FormStructure(*iter));
if (!form_structure->ShouldBeParsed(false))
continue;
form_structure->DetermineHeuristicTypes();
// Set aside forms with method GET so that they are not included in the
// query to the server.
if (form_structure->ShouldBeParsed(true))
form_structures_.push_back(form_structure.release());
else
non_queryable_forms.push_back(form_structure.release());
}
// If none of the forms were parsed, no use querying the server.
if (!form_structures_.empty() && !disable_download_manager_requests_)
download_manager_.StartQueryRequest(form_structures_, *metric_logger_);
for (std::vector<FormStructure*>::const_iterator iter =
non_queryable_forms.begin();
iter != non_queryable_forms.end(); ++iter) {
form_structures_.push_back(*iter);
}
}
int AutofillManager::GUIDToID(const GUIDPair& guid) {
static int last_id = 1;
if (!guid::IsValidGUID(guid.first))
return 0;
std::map<GUIDPair, int>::const_iterator iter = guid_id_map_.find(guid);
if (iter == guid_id_map_.end()) {
guid_id_map_[guid] = last_id;
id_guid_map_[last_id] = guid;
return last_id++;
} else {
return iter->second;
}
}
const AutofillManager::GUIDPair AutofillManager::IDToGUID(int id) {
if (id == 0)
return GUIDPair(std::string(), 0);
std::map<int, GUIDPair>::const_iterator iter = id_guid_map_.find(id);
if (iter == id_guid_map_.end()) {
NOTREACHED();
return GUIDPair(std::string(), 0);
}
return iter->second;
}
// When sending IDs (across processes) to the renderer we pack credit card and
// profile IDs into a single integer. Credit card IDs are sent in the high
// word and profile IDs are sent in the low word.
int AutofillManager::PackGUIDs(const GUIDPair& cc_guid,
const GUIDPair& profile_guid) {
int cc_id = GUIDToID(cc_guid);
int profile_id = GUIDToID(profile_guid);
DCHECK(cc_id <= std::numeric_limits<unsigned short>::max());
DCHECK(profile_id <= std::numeric_limits<unsigned short>::max());
return cc_id << std::numeric_limits<unsigned short>::digits | profile_id;
}
// When receiving IDs (across processes) from the renderer we unpack credit card
// and profile IDs from a single integer. Credit card IDs are stored in the
// high word and profile IDs are stored in the low word.
void AutofillManager::UnpackGUIDs(int id,
GUIDPair* cc_guid,
GUIDPair* profile_guid) {
int cc_id = id >> std::numeric_limits<unsigned short>::digits &
std::numeric_limits<unsigned short>::max();
int profile_id = id & std::numeric_limits<unsigned short>::max();
*cc_guid = IDToGUID(cc_id);
*profile_guid = IDToGUID(profile_id);
}