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// Copyright 2021 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 "components/autofill/ios/browser/autofill_java_script_feature.h"
#import <Foundation/Foundation.h>
#include "base/command_line.h"
#include "base/feature_list.h"
#include "base/no_destructor.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/sys_string_conversions.h"
#include "base/values.h"
#include "components/autofill/core/common/autofill_features.h"
#include "components/autofill/ios/browser/autofill_switches.h"
#import "components/autofill/ios/browser/autofill_util.h"
#import "components/autofill/ios/form_util/form_util_java_script_feature.h"
#if !defined(__has_feature) || !__has_feature(objc_arc)
#error "This file requires ARC support."
#endif
namespace {
const char kScriptName[] = "autofill_js";
// 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(
// TODO(crbug.com/1175793): Move autofill code to kAnyContentWorld
// once all scripts are converted to JavaScriptFeatures.
ContentWorld::kPageContentWorld,
{FeatureScript::CreateWithFilename(
kScriptName,
FeatureScript::InjectionTime::kDocumentStart,
FeatureScript::TargetFrames::kAllFrames,
FeatureScript::ReinjectionBehavior::kInjectOncePerWindow)},
{FormUtilJavaScriptFeature::GetInstance()}) {}
AutofillJavaScriptFeature::~AutofillJavaScriptFeature() = default;
void AutofillJavaScriptFeature::AddJSDelayInFrame(web::WebFrame* frame) {
const base::CommandLine* command_line =
base::CommandLine::ForCurrentProcess();
if (!command_line->HasSwitch(
autofill::switches::kAutofillIOSDelayBetweenFields)) {
return;
}
const std::string delay_string = command_line->GetSwitchValueASCII(
autofill::switches::kAutofillIOSDelayBetweenFields);
int command_line_delay = 0;
if (base::StringToInt(delay_string, &command_line_delay)) {
return;
}
std::vector<base::Value> parameters;
parameters.push_back(base::Value(command_line_delay));
CallJavaScriptFunction(frame, "autofill.setDelay", parameters);
}
void AutofillJavaScriptFeature::FetchForms(
web::WebFrame* frame,
NSUInteger required_fields_count,
base::OnceCallback<void(NSString*)> callback) {
DCHECK(!callback.is_null());
bool restrict_unowned_fields_to_formless_checkout = false;
std::vector<base::Value> parameters;
parameters.push_back(base::Value(static_cast<int>(required_fields_count)));
parameters.push_back(
base::Value(restrict_unowned_fields_to_formless_checkout));
CallJavaScriptFunction(frame, "autofill.extractForms", parameters,
autofill::CreateStringCallback(std::move(callback)),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
void AutofillJavaScriptFeature::FillActiveFormField(
web::WebFrame* frame,
std::unique_ptr<base::DictionaryValue> data,
base::OnceCallback<void(BOOL)> callback) {
DCHECK(data);
std::vector<base::Value> parameters;
parameters.push_back(std::move(*data));
CallJavaScriptFunction(frame, "autofill.fillActiveFormField", parameters,
autofill::CreateBoolCallback(std::move(callback)),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
void AutofillJavaScriptFeature::FillForm(
web::WebFrame* frame,
std::unique_ptr<base::Value> data,
autofill::FieldRendererId force_fill_field_unique_id,
base::OnceCallback<void(NSString*)> callback) {
DCHECK(data);
DCHECK(!callback.is_null());
std::vector<base::Value> parameters;
parameters.push_back(std::move(*data));
parameters.push_back(
base::Value(static_cast<int>(force_fill_field_unique_id.value())));
CallJavaScriptFunction(frame, "autofill.fillForm", parameters,
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());
std::vector<base::Value> parameters;
parameters.push_back(base::Value(static_cast<int>(form_renderer_id.value())));
parameters.push_back(
base::Value(static_cast<int>(field_renderer_id.value())));
CallJavaScriptFunction(frame, "autofill.clearAutofilledFields", parameters,
autofill::CreateStringCallback(std::move(callback)),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
void AutofillJavaScriptFeature::FillPredictionData(
web::WebFrame* frame,
std::unique_ptr<base::Value> data) {
DCHECK(data);
std::vector<base::Value> parameters;
parameters.push_back(std::move(*data));
CallJavaScriptFunction(frame, "autofill.fillPredictionData", parameters);
}
} // namespace autofill
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