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// 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 "components/autofill/ios/browser/js_autofill_manager.h"
#include <vector>
#include "base/bind.h"
#include "base/callback.h"
#include "base/command_line.h"
#include "base/feature_list.h"
#include "base/format_macros.h"
#include "base/json/json_writer.h"
#include "base/json/string_escape.h"
#include "base/logging.h"
#include "base/mac/foundation_util.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/sys_string_conversions.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"
#include "ios/web/public/web_state/web_frame.h"
#if !defined(__has_feature) || !__has_feature(objc_arc)
#error "This file requires ARC support."
#endif
@implementation JsAutofillManager {
// The injection receiver used to evaluate JavaScript.
CRWJSInjectionReceiver* _receiver;
}
- (instancetype)initWithReceiver:(CRWJSInjectionReceiver*)receiver {
DCHECK(receiver);
self = [super init];
if (self) {
_receiver = receiver;
}
return self;
}
- (void)addJSDelayInFrame:(web::WebFrame*)frame {
const base::CommandLine* command_line =
base::CommandLine::ForCurrentProcess();
if (command_line->HasSwitch(
autofill::switches::kAutofillIOSDelayBetweenFields)) {
std::string delayString = command_line->GetSwitchValueASCII(
autofill::switches::kAutofillIOSDelayBetweenFields);
int commandLineDelay = 0;
if (base::StringToInt(delayString, &commandLineDelay)) {
std::vector<base::Value> parameters;
parameters.push_back(base::Value(commandLineDelay));
autofill::ExecuteJavaScriptFunction(
"autofill.setDelay", parameters, frame, _receiver,
base::OnceCallback<void(NSString*)>());
}
}
}
- (void)fetchFormsWithMinimumRequiredFieldsCount:(NSUInteger)requiredFieldsCount
inFrame:(web::WebFrame*)frame
completionHandler:
(void (^)(NSString*))completionHandler {
DCHECK(completionHandler);
bool restrictUnownedFieldsToFormlessCheckout = base::FeatureList::IsEnabled(
autofill::features::kAutofillRestrictUnownedFieldsToFormlessCheckout);
std::vector<base::Value> parameters;
parameters.push_back(base::Value(static_cast<int>(requiredFieldsCount)));
parameters.push_back(base::Value(restrictUnownedFieldsToFormlessCheckout));
autofill::ExecuteJavaScriptFunction("autofill.extractForms", parameters,
frame, _receiver,
base::BindOnce(completionHandler));
}
#pragma mark -
#pragma mark ProtectedMethods
- (void)fillActiveFormField:(std::unique_ptr<base::Value>)data
inFrame:(web::WebFrame*)frame
completionHandler:(ProceduralBlock)completionHandler {
DCHECK(data);
std::vector<base::Value> parameters;
parameters.push_back(std::move(*data));
autofill::ExecuteJavaScriptFunction("autofill.fillActiveFormField",
parameters, frame, _receiver,
base::BindOnce(^(NSString*) {
completionHandler();
}));
}
- (void)toggleTrackingFormMutations:(BOOL)state inFrame:(web::WebFrame*)frame {
std::vector<base::Value> parameters;
parameters.push_back(base::Value(state ? 200 : 0));
autofill::ExecuteJavaScriptFunction("formHandlers.trackFormMutations",
parameters, frame, _receiver,
base::OnceCallback<void(NSString*)>());
}
- (void)toggleTrackingUserEditedFields:(BOOL)state
inFrame:(web::WebFrame*)frame {
std::vector<base::Value> parameters;
parameters.push_back(base::Value(static_cast<bool>(state)));
autofill::ExecuteJavaScriptFunction(
"formHandlers.toggleTrackingUserEditedFields", parameters, frame,
_receiver, base::OnceCallback<void(NSString*)>());
}
- (void)fillForm:(std::unique_ptr<base::Value>)data
forceFillFieldIdentifier:(NSString*)forceFillFieldIdentifier
inFrame:(web::WebFrame*)frame
completionHandler:(ProceduralBlock)completionHandler {
DCHECK(data);
DCHECK(completionHandler);
std::string fieldIdentifier =
forceFillFieldIdentifier
? base::SysNSStringToUTF8(forceFillFieldIdentifier)
: "null";
std::vector<base::Value> parameters;
parameters.push_back(std::move(*data));
parameters.push_back(base::Value(fieldIdentifier));
autofill::ExecuteJavaScriptFunction("autofill.fillForm", parameters, frame,
_receiver, base::BindOnce(^(NSString*) {
completionHandler();
}));
}
- (void)clearAutofilledFieldsForFormName:(NSString*)formName
fieldIdentifier:(NSString*)fieldIdentifier
inFrame:(web::WebFrame*)frame
completionHandler:(ProceduralBlock)completionHandler {
DCHECK(completionHandler);
std::vector<base::Value> parameters;
parameters.push_back(base::Value(base::SysNSStringToUTF8(formName)));
parameters.push_back(base::Value(base::SysNSStringToUTF8(fieldIdentifier)));
autofill::ExecuteJavaScriptFunction("autofill.clearAutofilledFields",
parameters, frame, _receiver,
base::BindOnce(^(NSString*) {
completionHandler();
}));
}
- (void)fillPredictionData:(std::unique_ptr<base::Value>)data
inFrame:(web::WebFrame*)frame {
DCHECK(data);
std::vector<base::Value> parameters;
parameters.push_back(std::move(*data));
autofill::ExecuteJavaScriptFunction("autofill.fillPredictionData", parameters,
frame, _receiver,
base::OnceCallback<void(NSString*)>());
}
@end
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