101 lines
3.0 KiB
C++
101 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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/*
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* Copyright the Collabora Online contributors.
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*
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* SPDX-License-Identifier: MPL-2.0
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#pragma once
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#include <string>
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#include "RequestDetails.hpp"
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#include "COOLWSD.hpp"
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/** This class helps us to build a URL that will reliably point back
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* at our service. It does very simple splitting of proxy URL
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* and handles the proxy prefix feature.
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*/
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class ServerURL
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{
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bool _ssl;
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bool _websocket;
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std::string _schemeAuthority;
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std::string _pathPlus;
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public:
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ServerURL(const RequestDetails &requestDetails)
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{
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init(requestDetails.getHostUntrusted(),
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requestDetails.getProxyPrefix());
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}
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explicit ServerURL()
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{
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init("nohostname", "");
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}
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void init(const std::string &host, const std::string &proxyPrefix)
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{
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// The user can override the ServerRoot with a new prefix.
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_pathPlus = COOLWSD::ServiceRoot;
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_ssl = (COOLWSD::isSSLEnabled() || COOLWSD::isSSLTermination());
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_websocket = true;
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_schemeAuthority = COOLWSD::ServerName.empty() ? host : COOLWSD::ServerName;
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// A well formed ProxyPrefix will override it.
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const std::string& url = proxyPrefix;
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if (url.size() <= 0)
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return;
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std::size_t pos = url.find("://");
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if (pos != std::string::npos) {
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pos += 3;
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auto hostEndPos = url.find('/', pos);
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if (hostEndPos != std::string::npos)
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{
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_websocket = false;
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std::string schemeProtocol = url.substr(0, pos);
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_ssl = (schemeProtocol != "http://");
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_schemeAuthority = url.substr(pos, hostEndPos - pos);
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_pathPlus = url.substr(hostEndPos);
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return;
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}
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else
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LOG_ERR("Unusual proxy prefix '" << url << '\'');
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} else
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LOG_ERR("No http[s]:// in unusual proxy prefix '" << url << '\'');
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}
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std::string getResponseRoot() const
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{
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return _pathPlus;
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}
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std::string getWebSocketUrl() const
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{
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std::string schemeProtocol = (_websocket ? "ws" : "http");
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if (_ssl)
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schemeProtocol += 's';
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return schemeProtocol + "://" + _schemeAuthority;
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}
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std::string getWebServerUrl() const
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{
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std::string schemeProtocol = "http";
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if (_ssl)
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schemeProtocol += 's';
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return schemeProtocol + "://" + _schemeAuthority;
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}
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std::string getSubURLForEndpoint(const std::string &path) const
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{
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return std::string("http") + (_ssl ? "s" : "") + "://" + _schemeAuthority + _pathPlus + path;
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}
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};
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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