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