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// Copyright 2015 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/passwords/js_credential_manager.h"
#include "base/json/json_writer.h"
#include "base/json/string_escape.h"
#include "base/logging.h"
#include "base/strings/sys_string_conversions.h"
#include "base/values.h"
#include "ios/web/public/web_state/js/credential_util.h"
namespace {
// Sanitizes |JSON| and wraps it in quotes so it can be injected safely in
// JavaScript.
NSString* JSONEscape(NSString* JSON) {
return base::SysUTF8ToNSString(
base::GetQuotedJSONString(base::SysNSStringToUTF8(JSON)));
}
} // namespace
const char kCredentialsPendingRequestErrorType[] = "PendingRequestError";
const char kCredentialsPendingRequestErrorMessage[] =
"There is already an outstanding request";
const char kCredentialsSecurityErrorType[] = "SecurityError";
const char kCredentialsPasswordStoreUnavailableErrorType[] =
"PasswordStoreUnavailableError";
const char kCredentialsPasswordStoreUnavailableErrorMessage[] =
"The password store is unavailable";
const char kCredentialsSecurityErrorMessageUntrustedOrigin[] =
"The origin is untrusted";
@interface JSCredentialManager ()
// Evaluates the JavaScript in |script|, which should evaluate to a JavaScript
// boolean value. That value will be passed to |completionHandler|.
- (void)evaluateScript:(NSString*)script
completionHandler:(void (^)(BOOL))completionHandler;
@end
@implementation JSCredentialManager
- (void)resolvePromiseWithRequestID:(NSInteger)requestID
credential:(const web::Credential&)credential
completionHandler:(void (^)(BOOL))completionHandler {
base::DictionaryValue credentialData;
web::CredentialToDictionaryValue(credential, &credentialData);
std::string credentialDataJSON;
base::JSONWriter::Write(credentialData, &credentialDataJSON);
NSString* script = [NSString
stringWithFormat:@"__gCrWeb['credentialManager'].resolve(%ld, %@)",
static_cast<long>(requestID),
base::SysUTF8ToNSString(credentialDataJSON)];
[self evaluate:script
stringResultHandler:^(NSString* result, NSError* error) {
if (completionHandler)
completionHandler(!error && [result isEqualToString:@"true"]);
}];
}
- (void)resolvePromiseWithRequestID:(NSInteger)requestID
completionHandler:(void (^)(BOOL))completionHandler {
NSString* script =
[NSString stringWithFormat:@"__gCrWeb['credentialManager'].resolve(%ld)",
static_cast<long>(requestID)];
[self evaluateScript:script completionHandler:completionHandler];
}
- (void)rejectPromiseWithRequestID:(NSInteger)requestID
errorType:(NSString*)errorType
message:(NSString*)message
completionHandler:(void (^)(BOOL))completionHandler {
NSString* script = [NSString
stringWithFormat:@"__gCrWeb['credentialManager'].reject(%ld, %@, %@)",
static_cast<long>(requestID), JSONEscape(errorType),
JSONEscape(message)];
[self evaluateScript:script completionHandler:completionHandler];
}
- (void)evaluateScript:(NSString*)script
completionHandler:(void (^)(BOOL))completionHandler {
[self evaluate:script
stringResultHandler:^(NSString* result, NSError* error) {
if (completionHandler)
completionHandler(!error && [result isEqualToString:@"true"]);
}];
}
#pragma mark - Protected methods
- (NSString*)scriptPath {
return @"credential_manager";
}
- (NSString*)presenceBeacon {
return @"__gCrWeb.credentialManager";
}
@end
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