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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/password_manager/ios/password_manager_java_script_feature.h"
#import "base/no_destructor.h"
#import "base/strings/sys_string_conversions.h"
#import "base/values.h"
#import "components/autofill/core/common/password_form_fill_data.h"
#import "components/autofill/ios/browser/autofill_util.h"
#import "components/autofill/ios/common/javascript_feature_util.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 "components/password_manager/ios/account_select_fill_data.h"
#import "components/password_manager/ios/password_manager_tab_helper.h"
#import "ios/web/public/js_messaging/java_script_feature_util.h"
using autofill::CreateBoolCallback;
using autofill::CreateStringCallback;
namespace password_manager {
namespace {
constexpr char kScriptName[] = "password_controller";
constexpr char FormSubmittedHandlerName[] = "PasswordFormSubmitButtonClick";
// The timeout for any JavaScript call in this file.
constexpr int64_t kJavaScriptExecutionTimeoutInSeconds = 5;
// Converts FormRendererId to int value that can be used in Javascript methods.
int FormRendererIdToJsParameter(autofill::FormRendererId form_id) {
return form_id.value();
}
// Converts FieldRendererId to int value that can be used in Javascript methods.
int FieldRendererIdToJsParameter(autofill::FieldRendererId field_id) {
return field_id.value();
}
base::Value::Dict SerializeFillData(const GURL& origin,
autofill::FormRendererId form_renderer_id,
autofill::FieldRendererId username_element,
const std::u16string& username_value,
autofill::FieldRendererId password_element,
const std::u16string& password_value) {
base::Value::Dict root_dict;
root_dict.Set("origin", origin.spec());
root_dict.Set("renderer_id", FormRendererIdToJsParameter(form_renderer_id));
base::Value::List fieldList;
base::Value::Dict usernameField;
usernameField.Set("renderer_id",
FieldRendererIdToJsParameter(username_element));
usernameField.Set("value", username_value);
fieldList.Append(std::move(usernameField));
base::Value::Dict passwordField;
passwordField.Set("renderer_id", static_cast<int>(password_element.value()));
passwordField.Set("value", password_value);
fieldList.Append(std::move(passwordField));
root_dict.Set("fields", std::move(fieldList));
return root_dict;
}
// Serializes |fill_data| so it can be used by the JS side of
// PasswordController. Includes both username and password data if
// |fill_username|, and only password data otherwise.
base::Value::Dict SerializeFillData(const password_manager::FillData& fill_data,
BOOL fill_username) {
return SerializeFillData(fill_data.origin, fill_data.form_id,
fill_username ? fill_data.username_element_id
: autofill::FieldRendererId(),
fill_data.username_value,
fill_data.password_element_id,
fill_data.password_value);
}
} // namespace
// static
PasswordManagerJavaScriptFeature*
PasswordManagerJavaScriptFeature::GetInstance() {
static base::NoDestructor<PasswordManagerJavaScriptFeature> instance;
return instance.get();
}
PasswordManagerJavaScriptFeature::PasswordManagerJavaScriptFeature()
: web::JavaScriptFeature(
ContentWorldForAutofillJavascriptFeatures(),
{FeatureScript::CreateWithFilename(
kScriptName,
FeatureScript::InjectionTime::kDocumentStart,
FeatureScript::TargetFrames::kAllFrames,
FeatureScript::ReinjectionBehavior::kInjectOncePerWindow)},
{
web::java_script_features::GetCommonJavaScriptFeature(),
web::java_script_features::GetMessageJavaScriptFeature(),
autofill::FormUtilJavaScriptFeature::GetInstance(),
autofill::AutofillRendererIDJavaScriptFeature::GetInstance(),
}) {}
PasswordManagerJavaScriptFeature::~PasswordManagerJavaScriptFeature() = default;
void PasswordManagerJavaScriptFeature::FindPasswordFormsInFrame(
web::WebFrame* frame,
base::OnceCallback<void(NSString*)> callback) {
DCHECK(!callback.is_null());
CallJavaScriptFunction(frame, "passwords.findPasswordForms", {},
CreateStringCallback(std::move(callback)),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
void PasswordManagerJavaScriptFeature::ExtractForm(
web::WebFrame* frame,
autofill::FormRendererId form_identifier,
base::OnceCallback<void(NSString*)> callback) {
DCHECK(!callback.is_null());
CallJavaScriptFunction(
frame, "passwords.getPasswordFormDataAsString",
base::Value::List().Append(FormRendererIdToJsParameter(form_identifier)),
CreateStringCallback(std::move(callback)),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
void PasswordManagerJavaScriptFeature::FillPasswordForm(
web::WebFrame* frame,
const password_manager::FillData& fill_data,
BOOL fill_username,
const std::string& username,
const std::string& password,
base::OnceCallback<void(const base::Value*)> callback) {
DCHECK(!callback.is_null());
base::Value::Dict form_value = SerializeFillData(fill_data, fill_username);
CallJavaScriptFunction(frame, "passwords.fillPasswordForm",
base::Value::List()
.Append(std::move(form_value))
.Append(username)
.Append(password),
std::move(callback),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
std::optional<std::string>
PasswordManagerJavaScriptFeature::GetScriptMessageHandlerName() const {
return FormSubmittedHandlerName;
}
void PasswordManagerJavaScriptFeature::ScriptMessageReceived(
web::WebState* web_state,
const web::ScriptMessage& message) {
PasswordManagerTabHelper::GetOrCreateForWebState(web_state)
->ScriptMessageReceived(message);
}
void PasswordManagerJavaScriptFeature::FillPasswordForm(
web::WebFrame* frame,
autofill::FormRendererId form_identifier,
autofill::FieldRendererId new_password_identifier,
autofill::FieldRendererId confirm_password_identifier,
NSString* generated_password,
base::OnceCallback<void(BOOL)> callback) {
DCHECK(!callback.is_null());
CallJavaScriptFunction(
frame, "passwords.fillPasswordFormWithGeneratedPassword",
base::Value::List()
.Append(FormRendererIdToJsParameter(form_identifier))
.Append(FieldRendererIdToJsParameter(new_password_identifier))
.Append(FieldRendererIdToJsParameter(confirm_password_identifier))
.Append(base::SysNSStringToUTF8(generated_password)),
CreateBoolCallback(std::move(callback)),
base::Seconds(kJavaScriptExecutionTimeoutInSeconds));
}
} // namespace password_manager
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