Updating It2Me to use the new ValidatingAuthenticator class

remoting/protocol/it2me_host_authenticator_factory.cc

 // Copyright (c) 2012 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.
 
 #include "remoting/protocol/it2me_host_authenticator_factory.h"
 
+#include <memory>
+#include <string>
+#include <utility>
+
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
-#include "base/strings/string_util.h"
 #include "remoting/base/rsa_key_pair.h"
 #include "remoting/protocol/negotiating_host_authenticator.h"
-#include "remoting/protocol/rejecting_authenticator.h"
+#include "remoting/protocol/validating_authenticator.h"
 
 namespace remoting {
 namespace protocol {
 
 It2MeHostAuthenticatorFactory::It2MeHostAuthenticatorFactory(
     const std::string& local_cert,
     scoped_refptr<RsaKeyPair> key_pair,
     const std::string& access_code_hash,
-    const std::string& required_client_domain)
+    const ValidatingAuthenticator::ValidationCallback& callback)
     : local_cert_(local_cert),
       key_pair_(key_pair),
       access_code_hash_(access_code_hash),
-      required_client_domain_(required_client_domain) {}
+      validation_callback_(callback) {}
 
 It2MeHostAuthenticatorFactory::~It2MeHostAuthenticatorFactory() {}
 
 std::unique_ptr<Authenticator>
 It2MeHostAuthenticatorFactory::CreateAuthenticator(
     const std::string& local_jid,
     const std::string& remote_jid) {
-  // Check the client domain policy.
-  if (!required_client_domain_.empty()) {
-    std::string client_username = remote_jid;
-    size_t pos = client_username.find('/');
-    if (pos != std::string::npos) {
-      client_username.replace(pos, std::string::npos, "");
-    }
-    if (!base::EndsWith(client_username,
-                        std::string("@") + required_client_domain_,
-                        base::CompareCase::INSENSITIVE_ASCII)) {
-      LOG(ERROR) << "Rejecting incoming connection from " << remote_jid
-                 << ": Domain mismatch.";
-      return base::WrapUnique(
-          new RejectingAuthenticator(Authenticator::INVALID_ACCOUNT));
-    }
-  }
+  std::unique_ptr<Authenticator> authenticator(
+      NegotiatingHostAuthenticator::CreateWithSharedSecret(
+          local_jid, remote_jid, local_cert_, key_pair_, access_code_hash_,
+          nullptr));
 
-  return NegotiatingHostAuthenticator::CreateWithSharedSecret(
-      local_jid, remote_jid, local_cert_, key_pair_, access_code_hash_,
-      nullptr);
+  return base::MakeUnique<ValidatingAuthenticator>(
+      remote_jid, validation_callback_, std::move(authenticator));
 }
 
 }  // namespace protocol
 }  // namespace remoting