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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "components/autofill/ios/browser/autofill_java_script_feature.h"
#import <Foundation/Foundation.h>
#import "base/command_line.h"
#import "base/feature_list.h"
#import "base/no_destructor.h"
#import "base/strings/string_number_conversions.h"
#import "base/strings/sys_string_conversions.h"
#import "base/values.h"
#import "components/autofill/core/common/autofill_features.h"
#import "components/autofill/ios/browser/autofill_driver_ios.h"
#import "components/autofill/ios/browser/autofill_util.h"
#import "components/autofill/ios/common/field_data_manager_factory_ios.h"
#import "components/autofill/ios/common/javascript_feature_util.h"
#import "components/autofill/ios/form_util/autofill_form_features_java_script_feature.h"
#import "components/autofill/ios/form_util/autofill_renderer_id_java_script_feature.h"
#import "components/autofill/ios/form_util/form_util_java_script_feature.h"
#import "ios/web/public/js_messaging/web_frame.h"
#import "ios/web/public/js_messaging/web_frames_manager.h"
#import "ios/web/public/web_state.h"
namespace {
const char kScriptName[] = "autofill_controller";
constexpr char kFormFilledCommand[] = "formFilled";
// The timeout for any JavaScript call in this file.
const int64_t kJavaScriptExecutionTimeoutInSeconds = 5;
} // namespace
namespace autofill {
// static
AutofillJavaScriptFeature* AutofillJavaScriptFeature::GetInstance() {
static base::NoDestructor<AutofillJavaScriptFeature> instance;
return instance.get();
}
AutofillJavaScriptFeature::AutofillJavaScriptFeature()
: web::JavaScriptFeature(
ContentWorldForAutofillJavascriptFeatures(),
{FeatureScript::CreateWithFilename(
kScriptName,
FeatureScript::InjectionTime::kDocumentStart,
FeatureScript::TargetFrames::kAllFrames,
FeatureScript::ReinjectionBehavior::kInjectOncePerWindow)},
{FormUtilJavaScriptFeature::GetInstance(),
AutofillFormFeaturesJavaScriptFeature::GetInstance(),
AutofillRendererIDJavaScriptFeature::GetInstance()}) {}
AutofillJavaScriptFeature::~AutofillJavaScriptFeature() = default;
void AutofillJavaScriptFeature::FetchForms(
web::WebFrame* frame,
base::OnceCallback<void(NSString*)> callback) {
DCHECK(!callback.is_null());
bool restrict_unowned_fields_to_formless_checkout = false;
CallJavaScriptFunction(
frame, "autofill.extractForms",
base::Value::List().Append(restrict_unowned_fields_to_formless_checkout),
autofill::CreateStringCallback(std::move(callback)),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
void AutofillJavaScriptFeature::FillActiveFormField(
web::WebFrame* frame,
base::Value::Dict data,
base::OnceCallback<void(BOOL)> callback) {
CallJavaScriptFunction(frame, "autofill.fillActiveFormField",
base::Value::List().Append(std::move(data)),
autofill::CreateBoolCallback(std::move(callback)),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
void AutofillJavaScriptFeature::FillSpecificFormField(
web::WebFrame* frame,
base::Value::Dict data,
base::OnceCallback<void(BOOL)> callback) {
CallJavaScriptFunction(frame, "autofill.fillSpecificFormField",
base::Value::List().Append(std::move(data)),
autofill::CreateBoolCallback(std::move(callback)),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
void AutofillJavaScriptFeature::FillForm(
web::WebFrame* frame,
base::Value::Dict data,
autofill::FieldRendererId force_fill_field_id,
base::OnceCallback<void(NSString*)> callback) {
DCHECK(!callback.is_null());
CallJavaScriptFunction(
frame, "autofill.fillForm",
base::Value::List()
.Append(std::move(data))
.Append(static_cast<int>(force_fill_field_id.value())),
autofill::CreateStringCallback(std::move(callback)),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
void AutofillJavaScriptFeature::ClearAutofilledFieldsForForm(
web::WebFrame* frame,
autofill::FormRendererId form_renderer_id,
autofill::FieldRendererId field_renderer_id,
base::OnceCallback<void(NSString*)> callback) {
DCHECK(!callback.is_null());
CallJavaScriptFunction(
frame, "autofill.clearAutofilledFields",
base::Value::List()
.Append(static_cast<int>(form_renderer_id.value()))
.Append(static_cast<int>(field_renderer_id.value())),
autofill::CreateStringCallback(std::move(callback)),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
void AutofillJavaScriptFeature::FillPredictionData(web::WebFrame* frame,
base::Value::Dict data) {
CallJavaScriptFunction(frame, "autofill.fillPredictionData",
base::Value::List().Append(std::move(data)));
}
std::optional<std::string>
AutofillJavaScriptFeature::GetScriptMessageHandlerName() const {
return kScriptName;
}
void AutofillJavaScriptFeature::ScriptMessageReceived(
web::WebState* web_state,
const web::ScriptMessage& message) {
if (!message.body() || !message.body()->is_dict()) {
return;
}
const std::string* command = message.body()->GetDict().FindString("command");
const std::string* frame_id = message.body()->GetDict().FindString("frame");
const base::Value::Dict* form_dict =
message.body()->GetDict().FindDict("form_data");
if (!command || !frame_id || !form_dict || *command != kFormFilledCommand) {
return;
}
web::WebFrame* frame =
GetWebFramesManager(web_state)->GetFrameWithId(*frame_id);
if (!frame) {
return;
}
auto* driver =
autofill::AutofillDriverIOS::FromWebStateAndWebFrame(web_state, frame);
const scoped_refptr<FieldDataManager> field_data_manager =
FieldDataManagerFactoryIOS::GetRetainable(frame);
if (std::optional<autofill::FormData> form_data = ExtractFormData(
*form_dict, /*filtered=*/false, /*form_name=*/u"",
web_state->GetLastCommittedURL(), frame->GetSecurityOrigin(),
*field_data_manager, frame->GetFrameId())) {
driver->DidFillAutofillFormData(*std::move(form_data),
base::TimeTicks::Now());
}
}
AutofillJavaScriptFeature::AutofillJavaScriptFeature(
AutofillRendererIDJavaScriptFeature* renderer_id_feature)
: web::JavaScriptFeature(
ContentWorldForAutofillJavascriptFeatures(),
{FeatureScript::CreateWithFilename(
kScriptName,
FeatureScript::InjectionTime::kDocumentStart,
FeatureScript::TargetFrames::kAllFrames,
FeatureScript::ReinjectionBehavior::kInjectOncePerWindow)},
{FormUtilJavaScriptFeature::GetInstance(), renderer_id_feature}) {}
} // namespace autofill
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