Split Autofill webdata

chrome/browser/webdata/autofill_web_data_service_impl.cc

 // Copyright (c) 2012 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/webdata/autofill_web_data_service_impl.h"
 
 #include "base/logging.h"
-#include "chrome/browser/webdata/web_data_service.h"
+#include "base/stl_util.h"
+#include "chrome/browser/webdata/autofill_change.h"
+#include "chrome/browser/webdata/autofill_entry.h"
+#include "chrome/browser/webdata/autofill_table.h"
+#include "chrome/browser/webdata/web_database_service.h"
+#include "chrome/common/chrome_notification_types.h"
+#include "components/autofill/browser/autofill_country.h"
+#include "components/autofill/browser/autofill_profile.h"
+#include "components/autofill/browser/credit_card.h"
+#include "components/autofill/common/form_field_data.h"
+#include "content/public/browser/notification_details.h"
+#include "content/public/browser/notification_service.h"
+#include "content/public/browser/notification_source.h"
+
+using base::Bind;
+using base::Time;
+using content::BrowserThread;
+
+namespace {
+
+// A task used by AutofillWebDataService (for Sync mainly) to inform the
+// PersonalDataManager living on the UI thread that it needs to refresh.
+void NotifyOfMultipleAutofillChangesTask(
+    const scoped_refptr<AutofillWebDataService>& web_data_service) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+
+  content::NotificationService::current()->Notify(
+      chrome::NOTIFICATION_AUTOFILL_MULTIPLE_CHANGED,
+      content::Source<AutofillWebDataService>(web_data_service.get()),
+      content::NotificationService::NoDetails());
+}
+}
+
+// static
+void AutofillWebDataService::NotifyOfMultipleAutofillChanges(
+    AutofillWebDataService* web_data_service) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+
+  if (!web_data_service)
+    return;
+
+  BrowserThread::PostTask(
+      BrowserThread::UI, FROM_HERE,
+      Bind(&NotifyOfMultipleAutofillChangesTask,
+           make_scoped_refptr(web_data_service)));
+}
+
+AutofillWebDataService::AutofillWebDataService(
+    scoped_refptr<WebDatabaseService> wdbs,
+    const ProfileErrorCallback& callback)
+    : WebDataServiceBase(wdbs, callback)  {
+}
 
 AutofillWebDataService::AutofillWebDataService()
-    : WebDataServiceBase(base::FilePath(),
+    : WebDataServiceBase(NULL,
                          WebDataServiceBase::ProfileErrorCallback()) {
 }
 
 AutofillWebDataServiceImpl::AutofillWebDataServiceImpl(
-    scoped_refptr<WebDataService> service)
-    : service_(service) {
-  DCHECK(service.get());
-}
-
-AutofillWebDataServiceImpl::~AutofillWebDataServiceImpl() {
+    scoped_refptr<WebDatabaseService> wdbs,
+    const ProfileErrorCallback& callback)
+    : AutofillWebDataService(wdbs, callback) {
+}
+
+content::NotificationSource
+AutofillWebDataServiceImpl::GetNotificationSource() {
+  return content::Source<AutofillWebDataService>(this);
 }
 
 void AutofillWebDataServiceImpl::AddFormFields(
     const std::vector<FormFieldData>& fields) {
-  service_->AddFormFields(fields);
+  wdbs_->ScheduleDBTask(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::AddFormElementsImpl, this, fields));
 }
 
 WebDataServiceBase::Handle
 AutofillWebDataServiceImpl::GetFormValuesForElementName(
-    const string16& name,
-    const string16& prefix,
-    int limit,
+    const string16& name, const string16& prefix, int limit,
     WebDataServiceConsumer* consumer) {
-  return service_->GetFormValuesForElementName(name, prefix, limit, consumer);
+  return wdbs_->ScheduleDBTaskWithResult(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::GetFormValuesForElementNameImpl,
+           this, name, prefix, limit), consumer);
 }
 
 void AutofillWebDataServiceImpl::RemoveExpiredFormElements() {
-  service_->RemoveExpiredFormElements();
+  wdbs_->ScheduleDBTask(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::RemoveExpiredFormElementsImpl, this));
 }
 
 void AutofillWebDataServiceImpl::RemoveFormValueForElementName(
     const string16& name, const string16& value) {
-  service_->RemoveFormValueForElementName(name, value);
+  wdbs_->ScheduleDBTask(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::RemoveFormValueForElementNameImpl,
+           this, name, value));
 }
 
 void AutofillWebDataServiceImpl::AddAutofillProfile(
     const AutofillProfile& profile) {
-  service_->AddAutofillProfile(profile);
+  wdbs_->ScheduleDBTask(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::AddAutofillProfileImpl, this, profile));
 }
 
 void AutofillWebDataServiceImpl::UpdateAutofillProfile(
     const AutofillProfile& profile) {
-  service_->UpdateAutofillProfile(profile);
+  wdbs_->ScheduleDBTask(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::UpdateAutofillProfileImpl,
+           this, profile));
 }
 
 void AutofillWebDataServiceImpl::RemoveAutofillProfile(
     const std::string& guid) {
-  service_->RemoveAutofillProfile(guid);
+  wdbs_->ScheduleDBTask(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::RemoveAutofillProfileImpl, this, guid));
 }
 
 WebDataServiceBase::Handle AutofillWebDataServiceImpl::GetAutofillProfiles(
     WebDataServiceConsumer* consumer) {
-  return service_->GetAutofillProfiles(consumer);
+  return wdbs_->ScheduleDBTaskWithResult(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::GetAutofillProfilesImpl, this),
+      consumer);
 }
 
 void AutofillWebDataServiceImpl::AddCreditCard(const CreditCard& credit_card) {
-  service_->AddCreditCard(credit_card);
+  wdbs_->ScheduleDBTask(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::AddCreditCardImpl, this, credit_card));
 }
 
 void AutofillWebDataServiceImpl::UpdateCreditCard(
     const CreditCard& credit_card) {
-  service_->UpdateCreditCard(credit_card);
+  wdbs_->ScheduleDBTask(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::UpdateCreditCardImpl, this,
+           credit_card));
 }
 
 void AutofillWebDataServiceImpl::RemoveCreditCard(const std::string& guid) {
-  service_->RemoveCreditCard(guid);
-}
-
-WebDataServiceBase::Handle
-AutofillWebDataServiceImpl::GetCreditCards(WebDataServiceConsumer* consumer) {
-  return service_->GetCreditCards(consumer);
-}
-
-void AutofillWebDataServiceImpl::CancelRequest(Handle h) {
-  service_->CancelRequest(h);
-}
-
-content::NotificationSource
-AutofillWebDataServiceImpl::GetNotificationSource() {
-  return service_->GetNotificationSource();
-}
-
-bool AutofillWebDataServiceImpl::IsDatabaseLoaded() {
-  return service_->IsDatabaseLoaded();
-}
-
-WebDatabase* AutofillWebDataServiceImpl::GetDatabase() {
-  return service_->GetDatabase();
-}
+  wdbs_->ScheduleDBTask(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::RemoveCreditCardImpl, this, guid));
+}
+
+AutofillWebDataServiceImpl::Handle AutofillWebDataServiceImpl::GetCreditCards(
+    WebDataServiceConsumer* consumer) {
+  return wdbs_->ScheduleDBTaskWithResult(FROM_HERE,
+      Bind(&AutofillWebDataServiceImpl::GetCreditCardsImpl, this), consumer);
+}
+
+AutofillWebDataServiceImpl::~AutofillWebDataServiceImpl() {
+}
+
+////////////////////////////////////////////////////////////////////////////////
+//
+// Autofill implementation.
+//
+////////////////////////////////////////////////////////////////////////////////
+
+WebDatabase::State AutofillWebDataServiceImpl::AddFormElementsImpl(
+    const std::vector<FormFieldData>& fields, WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  AutofillChangeList changes;
+  if (!AutofillTable::FromWebDatabase(db)->AddFormFieldValues(
+        fields, &changes)) {
+    NOTREACHED();
+    return WebDatabase::COMMIT_NOT_NEEDED;
+  }
+
+  // Post the notifications including the list of affected keys.
+  // This is sent here so that work resulting from this notification will be
+  // done on the DB thread, and not the UI thread.
+  content::NotificationService::current()->Notify(
+      chrome::NOTIFICATION_AUTOFILL_ENTRIES_CHANGED,
+      content::Source<AutofillWebDataService>(this),
+      content::Details<AutofillChangeList>(&changes));
+
+  return WebDatabase::COMMIT_NEEDED;
+}
+
+scoped_ptr<WDTypedResult>
+AutofillWebDataServiceImpl::GetFormValuesForElementNameImpl(
+    const string16& name, const string16& prefix, int limit, WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  std::vector<string16> values;
+  AutofillTable::FromWebDatabase(db)->GetFormValuesForElementName(
+      name, prefix, &values, limit);
+  return scoped_ptr<WDTypedResult>(
+      new WDResult<std::vector<string16> >(AUTOFILL_VALUE_RESULT, values));
+}
+
+WebDatabase::State
+AutofillWebDataServiceImpl::RemoveFormElementsAddedBetweenImpl(
+    const base::Time& delete_begin, const base::Time& delete_end,
+    WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  AutofillChangeList changes;
+
+  if (AutofillTable::FromWebDatabase(db)->RemoveFormElementsAddedBetween(
+      delete_begin, delete_end, &changes)) {
+    if (!changes.empty()) {
+      // Post the notifications including the list of affected keys.
+      // This is sent here so that work resulting from this notification
+      // will be done on the DB thread, and not the UI thread.
+      content::NotificationService::current()->Notify(
+          chrome::NOTIFICATION_AUTOFILL_ENTRIES_CHANGED,
+          content::Source<AutofillWebDataService>(this),
+          content::Details<AutofillChangeList>(&changes));
+    }
+    return WebDatabase::COMMIT_NEEDED;
+  }
+  return WebDatabase::COMMIT_NOT_NEEDED;
+}
+
+WebDatabase::State
+AutofillWebDataServiceImpl::RemoveExpiredFormElementsImpl(
+    WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  AutofillChangeList changes;
+
+  if (AutofillTable::FromWebDatabase(db)->RemoveExpiredFormElements(&changes)) {
+    if (!changes.empty()) {
+      // Post the notifications including the list of affected keys.
+      // This is sent here so that work resulting from this notification
+      // will be done on the DB thread, and not the UI thread.
+      content::NotificationService::current()->Notify(
+          chrome::NOTIFICATION_AUTOFILL_ENTRIES_CHANGED,
+          content::Source<AutofillWebDataService>(this),
+          content::Details<AutofillChangeList>(&changes));
+    }
+    return WebDatabase::COMMIT_NEEDED;
+  }
+  return WebDatabase::COMMIT_NOT_NEEDED;
+}
+
+WebDatabase::State
+AutofillWebDataServiceImpl::RemoveFormValueForElementNameImpl(
+    const string16& name, const string16& value, WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+
+  if (AutofillTable::FromWebDatabase(db)->RemoveFormElement(name, value)) {
+    AutofillChangeList changes;
+    changes.push_back(AutofillChange(AutofillChange::REMOVE,
+                                     AutofillKey(name, value)));
+
+    // Post the notifications including the list of affected keys.
+    content::NotificationService::current()->Notify(
+        chrome::NOTIFICATION_AUTOFILL_ENTRIES_CHANGED,
+        content::Source<AutofillWebDataService>(this),
+        content::Details<AutofillChangeList>(&changes));
+
+    return WebDatabase::COMMIT_NEEDED;
+  }
+  return WebDatabase::COMMIT_NOT_NEEDED;
+}
+
+WebDatabase::State
+AutofillWebDataServiceImpl::AddAutofillProfileImpl(
+    const AutofillProfile& profile, WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  if (!AutofillTable::FromWebDatabase(db)->AddAutofillProfile(profile)) {
+    NOTREACHED();
+    return WebDatabase::COMMIT_NOT_NEEDED;
+  }
+
+  // Send GUID-based notification.
+  AutofillProfileChange change(AutofillProfileChange::ADD,
+                               profile.guid(), &profile);
+  content::NotificationService::current()->Notify(
+      chrome::NOTIFICATION_AUTOFILL_PROFILE_CHANGED,
+      content::Source<AutofillWebDataService>(this),
+      content::Details<AutofillProfileChange>(&change));
+
+  return WebDatabase::COMMIT_NEEDED;
+}
+
+WebDatabase::State
+AutofillWebDataServiceImpl::UpdateAutofillProfileImpl(
+    const AutofillProfile& profile, WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  // Only perform the update if the profile exists.  It is currently
+  // valid to try to update a missing profile.  We simply drop the write and
+  // the caller will detect this on the next refresh.
+  AutofillProfile* original_profile = NULL;
+  if (!AutofillTable::FromWebDatabase(db)->GetAutofillProfile(profile.guid(),
+      &original_profile)) {
+    return WebDatabase::COMMIT_NOT_NEEDED;
+  }
+  scoped_ptr<AutofillProfile> scoped_profile(original_profile);
+
+  if (!AutofillTable::FromWebDatabase(db)->UpdateAutofillProfileMulti(
+        profile)) {
+    NOTREACHED();
+    return WebDatabase::COMMIT_NEEDED;
+  }
+
+  // Send GUID-based notification.
+  AutofillProfileChange change(AutofillProfileChange::UPDATE,
+                               profile.guid(), &profile);
+  content::NotificationService::current()->Notify(
+      chrome::NOTIFICATION_AUTOFILL_PROFILE_CHANGED,
+      content::Source<AutofillWebDataService>(this),
+      content::Details<AutofillProfileChange>(&change));
+
+  return WebDatabase::COMMIT_NEEDED;
+}
+
+WebDatabase::State
+AutofillWebDataServiceImpl::RemoveAutofillProfileImpl(
+    const std::string& guid, WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  AutofillProfile* profile = NULL;
+  if (!AutofillTable::FromWebDatabase(db)->GetAutofillProfile(guid, &profile)) {
+    NOTREACHED();
+    return WebDatabase::COMMIT_NOT_NEEDED;
+  }
+  scoped_ptr<AutofillProfile> scoped_profile(profile);
+
+  if (!AutofillTable::FromWebDatabase(db)->RemoveAutofillProfile(guid)) {
+    NOTREACHED();
+    return WebDatabase::COMMIT_NOT_NEEDED;
+  }
+
+  // Send GUID-based notification.
+  AutofillProfileChange change(AutofillProfileChange::REMOVE, guid, NULL);
+  content::NotificationService::current()->Notify(
+      chrome::NOTIFICATION_AUTOFILL_PROFILE_CHANGED,
+      content::Source<AutofillWebDataService>(this),
+      content::Details<AutofillProfileChange>(&change));
+
+  return WebDatabase::COMMIT_NEEDED;
+}
+
+scoped_ptr<WDTypedResult>
+AutofillWebDataServiceImpl::GetAutofillProfilesImpl(
+    WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  std::vector<AutofillProfile*> profiles;
+  AutofillTable::FromWebDatabase(db)->GetAutofillProfiles(&profiles);
+  return scoped_ptr<WDTypedResult>(
+      new WDDestroyableResult<std::vector<AutofillProfile*> >(
+          AUTOFILL_PROFILES_RESULT,
+          profiles,
+          base::Bind(&AutofillWebDataServiceImpl::DestroyAutofillProfileResult,
+              base::Unretained(this))));
+}
+
+WebDatabase::State
+AutofillWebDataServiceImpl::AddCreditCardImpl(
+    const CreditCard& credit_card, WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  if (!AutofillTable::FromWebDatabase(db)->AddCreditCard(credit_card)) {
+    NOTREACHED();
+    return WebDatabase::COMMIT_NOT_NEEDED;
+  }
+
+  return WebDatabase::COMMIT_NEEDED;
+}
+
+WebDatabase::State
+AutofillWebDataServiceImpl::UpdateCreditCardImpl(
+    const CreditCard& credit_card, WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  // It is currently valid to try to update a missing profile.  We simply drop
+  // the write and the caller will detect this on the next refresh.
+  CreditCard* original_credit_card = NULL;
+  if (!AutofillTable::FromWebDatabase(db)->GetCreditCard(credit_card.guid(),
+      &original_credit_card)) {
+    return WebDatabase::COMMIT_NOT_NEEDED;
+  }
+  scoped_ptr<CreditCard> scoped_credit_card(original_credit_card);
+
+  if (!AutofillTable::FromWebDatabase(db)->UpdateCreditCard(credit_card)) {
+    NOTREACHED();
+    return WebDatabase::COMMIT_NOT_NEEDED;
+  }
+  return WebDatabase::COMMIT_NEEDED;
+}
+
+WebDatabase::State
+AutofillWebDataServiceImpl::RemoveCreditCardImpl(
+    const std::string& guid, WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  if (!AutofillTable::FromWebDatabase(db)->RemoveCreditCard(guid)) {
+    NOTREACHED();
+    return WebDatabase::COMMIT_NOT_NEEDED;
+  }
+  return WebDatabase::COMMIT_NEEDED;
+}
+
+scoped_ptr<WDTypedResult>
+AutofillWebDataServiceImpl::GetCreditCardsImpl(WebDatabase* db) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::DB));
+  std::vector<CreditCard*> credit_cards;
+  AutofillTable::FromWebDatabase(db)->GetCreditCards(&credit_cards);
+  return scoped_ptr<WDTypedResult>(
+      new WDDestroyableResult<std::vector<CreditCard*> >(
+          AUTOFILL_CREDITCARDS_RESULT,
+          credit_cards,
+        base::Bind(&AutofillWebDataServiceImpl::DestroyAutofillCreditCardResult,
+              base::Unretained(this))));
+}
+
+void AutofillWebDataServiceImpl::DestroyAutofillProfileResult(
+    const WDTypedResult* result) {
+  DCHECK(result->GetType() == AUTOFILL_PROFILES_RESULT);
+  const WDResult<std::vector<AutofillProfile*> >* r =
+      static_cast<const WDResult<std::vector<AutofillProfile*> >*>(result);
+  std::vector<AutofillProfile*> profiles = r->GetValue();
+  STLDeleteElements(&profiles);
+}
+
+void AutofillWebDataServiceImpl::DestroyAutofillCreditCardResult(
+      const WDTypedResult* result) {
+  DCHECK(result->GetType() == AUTOFILL_CREDITCARDS_RESULT);
+  const WDResult<std::vector<CreditCard*> >* r =
+      static_cast<const WDResult<std::vector<CreditCard*> >*>(result);
+
+  std::vector<CreditCard*> credit_cards = r->GetValue();
+  STLDeleteElements(&credit_cards);
+}