| // Copyright (c) 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. |
| |
| #include "android_webview/browser/renderer_host/auto_login_parser.h" |
| |
| #include <utility> |
| #include <vector> |
| |
| #include "base/notreached.h" |
| #include "base/strings/string_split.h" |
| #include "net/base/escape.h" |
| |
| namespace android_webview { |
| |
| namespace { |
| |
| bool MatchRealm(const std::string& realm, RealmRestriction restriction) { |
| switch (restriction) { |
| case ONLY_GOOGLE_COM: |
| return realm == "com.google"; |
| case ALLOW_ANY_REALM: |
| return true; |
| default: |
| NOTREACHED(); |
| return false; |
| } |
| } |
| |
| } // namespace |
| |
| HeaderData::HeaderData() {} |
| HeaderData::~HeaderData() {} |
| |
| bool ParseHeader(const std::string& header, |
| RealmRestriction realm_restriction, |
| HeaderData* header_data) { |
| // TODO(pliard): Investigate/fix potential internationalization issue. It |
| // seems that "account" from the x-auto-login header might contain non-ASCII |
| // characters. |
| if (header.empty()) |
| return false; |
| |
| base::StringPairs pairs; |
| if (!base::SplitStringIntoKeyValuePairs(header, '=', '&', &pairs)) |
| return false; |
| |
| // Parse the information from the |header| string. |
| HeaderData local_params; |
| for (base::StringPairs::const_iterator it = pairs.begin(); it != pairs.end(); |
| ++it) { |
| const std::string& key = it->first; |
| const std::string& value = it->second; |
| std::string unescaped_value = net::UnescapeBinaryURLComponent(value); |
| if (key == "realm") { |
| if (!MatchRealm(unescaped_value, realm_restriction)) |
| return false; |
| local_params.realm = unescaped_value; |
| } else if (key == "account") { |
| local_params.account = unescaped_value; |
| } else if (key == "args") { |
| local_params.args = unescaped_value; |
| } |
| } |
| if (local_params.realm.empty() || local_params.args.empty()) |
| return false; |
| |
| *header_data = local_params; |
| return true; |
| } |
| |
| } // namespace android_webview |