[iOS] Upstream files in //ios/chrome/browser/autofill

ios/chrome/browser/autofill/autofill_agent_utils.mm

+// Copyright 2013 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.
+
+#import "ios/chrome/browser/autofill/autofill_agent_utils.h"
+
+#include "base/bind.h"
+#include "base/macros.h"
+#include "components/autofill/core/browser/autofill_manager.h"
+#include "components/autofill/core/browser/detail_input.h"
+#include "components/autofill/core/browser/dialog_section.h"
+#include "components/autofill/core/browser/server_field_types_util.h"
+#include "grit/components_strings.h"
+#include "ios/chrome/browser/application_context.h"
+#include "ui/base/l10n/l10n_util.h"
+
+// TODO (sgrant): Switch to componentized version of this code when
+// http://crbug/328070 is fixed.
+// This code was largely copied from autofill_dialog_controller_android.cc
+
+namespace {
+
+// Returns true if |input_type| in |section| is needed for |form_structure|.
+bool IsSectionInputUsedInFormStructure(
+    autofill::DialogSection section,
+    autofill::ServerFieldType input_type,
+    const autofill::FormStructure& form_structure) {
+  autofill::DetailInput input;
+  input.length = autofill::DetailInput::SHORT;
+  input.type = input_type;
+  input.placeholder_text = base::string16();
+  input.expand_weight = 0;
+
+  for (size_t i = 0; i < form_structure.field_count(); ++i) {
+    const autofill::AutofillField* field = form_structure.field(i);
+    if (field && autofill::ServerTypeMatchesField(section, input.type, *field))
+      return true;
+  }
+  return false;
+}
+
+}  // namespace
+
+namespace autofill_agent_util {
+
+// Determines if the |structure| has any fields that are of type
+// autofill::CREDIT_CARD and thus asking for credit card info.
+bool RequestingCreditCardInfo(const autofill::FormStructure* structure) {
+  DCHECK(structure);
+
+  size_t field_count = structure->field_count();
+  for (size_t i = 0; i < field_count; ++i) {
+    autofill::AutofillType type(structure->field(i)->Type().GetStorableType());
+    if (type.group() == autofill::CREDIT_CARD)
+      return true;
+  }
+
+  return false;
+}
+
+// Returns true if one of the nodes in |structure| request information related
+// to a billing address.
+bool RequestFullBillingAddress(autofill::FormStructure* structure) {
+  const autofill::ServerFieldType fieldsToCheckFor[] = {
+      autofill::ADDRESS_BILLING_LINE1,
+      autofill::ADDRESS_BILLING_LINE2,
+      autofill::ADDRESS_BILLING_CITY,
+      autofill::ADDRESS_BILLING_STATE,
+      autofill::PHONE_BILLING_WHOLE_NUMBER};
+
+  for (size_t i = 0; i < arraysize(fieldsToCheckFor); ++i) {
+    if (IsSectionInputUsedInFormStructure(autofill::SECTION_BILLING,
+                                          fieldsToCheckFor[i], *structure)) {
+      return true;
+    }
+  }
+
+  return false;
+}
+
+// Return empty info string for fill fields method.
+base::string16 ReturnEmptyInfo(const autofill::AutofillType& type) {
+  return base::string16();
+}
+
+// Returns true if one of the nodes in |structure| request information related
+// to a shipping address. To determine this actually attempt to fill the form
+// using an empty data model that tracks which fields are requested.
+bool RequestShippingAddress(autofill::FormStructure* structure) {
+  // Country code is unused for iOS and Android, so it
+  // doesn't matter what's passed.
+  std::string country_code;
+  autofill::DetailInputs inputs;
+  // TODO(eugenebut): Clean up kShippingInputs definition, unify with
+  // android codebase. crbug.com/371074
+  const autofill::DetailInput kShippingInputs[] = {
+      {autofill::DetailInput::LONG, autofill::NAME_FULL},
+      {autofill::DetailInput::LONG, autofill::ADDRESS_HOME_LINE1},
+      {autofill::DetailInput::LONG, autofill::ADDRESS_HOME_LINE2},
+      {autofill::DetailInput::LONG, autofill::ADDRESS_HOME_CITY},
+      {autofill::DetailInput::SHORT,
+       autofill::ADDRESS_HOME_STATE,
+       l10n_util::GetStringUTF16(IDS_AUTOFILL_FIELD_LABEL_STATE)},
+      {autofill::DetailInput::SHORT_EOL, autofill::ADDRESS_HOME_ZIP},
+      {autofill::DetailInput::NONE, autofill::ADDRESS_HOME_COUNTRY},
+  };
+  autofill::BuildInputs(kShippingInputs, arraysize(kShippingInputs), &inputs);
+
+  // TODO(ios): [Merge r284576]: The 4th argument to FillFields()
+  // is the language code based on either the billing or shipping address.
+  // See implementation in upstream's autofill_dialog_controller_impl.cc
+  // AutofillDialogControllerImpl::MutableAddressLanguageCodeForSection()
+  // Temporarily using std::string here to complete merge.
+  // See http://crbug/363063.
+  return structure->FillFields(
+      autofill::TypesFromInputs(inputs),
+      base::Bind(autofill::ServerTypeMatchesField, autofill::SECTION_SHIPPING),
+      base::Bind(&ReturnEmptyInfo), std::string(),
+      GetApplicationContext()->GetApplicationLocale());
+}
+
+// Returns true if one of the nodes in |structure| request information related
+// to a phone number.
+bool RequestPhoneNumber(autofill::FormStructure* structure) {
+  if (IsSectionInputUsedInFormStructure(autofill::SECTION_BILLING,
+                                        autofill::PHONE_BILLING_WHOLE_NUMBER,
+                                        *structure)) {
+    return true;
+  }
+
+  if (IsSectionInputUsedInFormStructure(autofill::SECTION_SHIPPING,
+                                        autofill::PHONE_HOME_WHOLE_NUMBER,
+                                        *structure)) {
+    return true;
+  }
+
+  return false;
+}
+}