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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* This file is part of the LibreOffice project.
*
* 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/.
*/
#include "config.h"
#include "helpers.hpp"
#include "Log.hpp"
#include "Unit.hpp"
#include "UnitHTTP.hpp"
#include <Poco/DateTimeFormat.h>
#include <Poco/DateTimeFormatter.h>
#include <Poco/JSON/Object.h>
#include <Poco/MemoryStream.h>
#include <Poco/Net/HTTPRequest.h>
#include <Poco/URI.h>
#include <Poco/Timestamp.h>
class WopiTestServer : public UnitWSD
{
enum class LOOLStatusCode
{
DocChanged = 1010
};
private:
/// The WOPISrc URL.
std::string _wopiSrc;
/// Websocket to communicate.
std::unique_ptr<UnitWebSocket> _ws;
/// Content of the file.
std::string _fileContent;
/// Last modified time of the file
std::chrono::system_clock::time_point _fileLastModifiedTime;
protected:
const std::string& getWopiSrc() const { return _wopiSrc; }
const std::unique_ptr<UnitWebSocket>& getWs() const { return _ws; }
const std::string& getFileContent() const { return _fileContent; }
/// Sets the file content to a given value and update the last file modified time
void setFileContent(const std::string& fileContent)
{
_fileContent = fileContent;
_fileLastModifiedTime = std::chrono::system_clock::now();
}
const std::chrono::system_clock::time_point& getFileLastModifiedTime() const { return _fileLastModifiedTime; }
public:
WopiTestServer(std::string fileContent = "Hello, world")
: _fileContent(std::move(fileContent))
{
}
void initWebsocket(const std::string& wopiName)
{
Poco::URI wopiURL(helpers::getTestServerURI() + wopiName);
_wopiSrc = "";
Poco::URI::encode(wopiURL.toString(), ":/?", _wopiSrc);
LOG_INF("Connecting to the fake WOPI server: /lool/" << _wopiSrc << "/ws");
_ws.reset(new UnitWebSocket("/lool/" + _wopiSrc + "/ws"));
assert(_ws.get());
}
virtual void assertCheckFileInfoRequest(const Poco::Net::HTTPRequest& /*request*/)
{
}
virtual void assertGetFileRequest(const Poco::Net::HTTPRequest& /*request*/)
{
}
virtual void assertPutFileRequest(const Poco::Net::HTTPRequest& /*request*/)
{
}
virtual void assertPutRelativeFileRequest(const Poco::Net::HTTPRequest& /*request*/)
{
}
virtual void assertRenameFileRequest(const Poco::Net::HTTPRequest& /*request*/)
{
}
protected:
/// Here we act as a WOPI server, so that we have a server that responds to
/// the wopi requests without additional expensive setup.
virtual bool handleHttpRequest(const Poco::Net::HTTPRequest& request, Poco::MemoryInputStream& message, std::shared_ptr<StreamSocket>& socket) override
{
Poco::URI uriReq(request.getURI());
Poco::RegularExpression regInfo("/wopi/files/[0-9]");
Poco::RegularExpression regContent("/wopi/files/[0-9]/contents");
LOG_INF("Fake wopi host request: " << uriReq.toString());
// CheckFileInfo
if (request.getMethod() == "GET" && regInfo.match(uriReq.getPath()))
{
LOG_INF("Fake wopi host request, handling CheckFileInfo: " << uriReq.getPath());
assertCheckFileInfoRequest(request);
Poco::LocalDateTime now;
const std::string fileName(uriReq.getPath() == "/wopi/files/3" ? "he%llo.txt" : "hello.txt");
Poco::JSON::Object::Ptr fileInfo = new Poco::JSON::Object();
fileInfo->set("BaseFileName", fileName);
fileInfo->set("Size", _fileContent.size());
fileInfo->set("Version", "1.0");
fileInfo->set("OwnerId", "test");
fileInfo->set("UserId", "test");
fileInfo->set("UserFriendlyName", "test");
fileInfo->set("UserCanWrite", "true");
fileInfo->set("PostMessageOrigin", "localhost");
fileInfo->set("LastModifiedTime", Util::getIso8601FracformatTime(_fileLastModifiedTime));
fileInfo->set("EnableOwnerTermination", "true");
std::ostringstream jsonStream;
fileInfo->stringify(jsonStream);
std::string responseString = jsonStream.str();
const std::string mimeType = "application/json; charset=utf-8";
std::ostringstream oss;
oss << "HTTP/1.1 200 OK\r\n"
"Last-Modified: " << Util::getHttpTime(_fileLastModifiedTime) << "\r\n"
"User-Agent: " WOPI_AGENT_STRING "\r\n"
"Content-Length: " << responseString.size() << "\r\n"
"Content-Type: " << mimeType << "\r\n"
"\r\n"
<< responseString;
socket->send(oss.str());
socket->shutdown();
return true;
}
// GetFile
else if (request.getMethod() == "GET" && regContent.match(uriReq.getPath()))
{
LOG_INF("Fake wopi host request, handling GetFile: " << uriReq.getPath());
assertGetFileRequest(request);
const std::string mimeType = "text/plain; charset=utf-8";
std::ostringstream oss;
oss << "HTTP/1.1 200 OK\r\n"
"Last-Modified: " << Util::getHttpTime(_fileLastModifiedTime) << "\r\n"
"User-Agent: " WOPI_AGENT_STRING "\r\n"
"Content-Length: " << _fileContent.size() << "\r\n"
"Content-Type: " << mimeType << "\r\n"
"\r\n"
<< _fileContent;
socket->send(oss.str());
socket->shutdown();
return true;
}
else if (request.getMethod() == "POST" && regInfo.match(uriReq.getPath()))
{
LOG_INF("Fake wopi host request, handling PutRelativeFile: " << uriReq.getPath());
std::string wopiURL = helpers::getTestServerURI() + "/something wopi/files/1?access_token=anything";
std::string content;
if(request.get("X-WOPI-Override") == std::string("PUT_RELATIVE"))
{
CPPUNIT_ASSERT_EQUAL(std::string("PUT_RELATIVE"), request.get("X-WOPI-Override"));
assertPutRelativeFileRequest(request);
content = "{ \"Name\":\"hello world%1.pdf\", \"Url\":\"" + wopiURL + "\" }";
}
else
{
// rename file; response should be the file name without the url and the extension
CPPUNIT_ASSERT_EQUAL(std::string("RENAME_FILE"), request.get("X-WOPI-Override"));
assertRenameFileRequest(request);
content = "{ \"Name\":\"hello\", \"Url\":\"" + wopiURL + "\" }";
}
std::ostringstream oss;
oss << "HTTP/1.1 200 OK\r\n"
"Last-Modified: " << Util::getHttpTime(_fileLastModifiedTime) << "\r\n"
"User-Agent: " WOPI_AGENT_STRING "\r\n"
"Content-Length: " << content.size() << "\r\n"
"Content-Type: application/json\r\n"
"\r\n"
<< content;
socket->send(oss.str());
socket->shutdown();
return true;
}
else if (request.getMethod() == "POST" && regContent.match(uriReq.getPath()))
{
LOG_INF("Fake wopi host request, handling PutFile: " << uriReq.getPath());
std::string wopiTimestamp = request.get("X-LOOL-WOPI-Timestamp");
if (!wopiTimestamp.empty())
{
const std::string fileModifiedTime = Util::getIso8601FracformatTime(_fileLastModifiedTime);
if (wopiTimestamp != fileModifiedTime)
{
std::ostringstream oss;
oss << "HTTP/1.1 409 Conflict\r\n"
"User-Agent: " WOPI_AGENT_STRING "\r\n"
"\r\n"
"{\"LOOLStatusCode\":" << static_cast<int>(LOOLStatusCode::DocChanged) << "}";
socket->send(oss.str());
socket->shutdown();
return true;
}
}
std::streamsize size = request.getContentLength();
char buffer[size];
message.read(buffer, size);
setFileContent(std::string(buffer, size));
assertPutFileRequest(request);
std::ostringstream oss;
oss << "HTTP/1.1 200 OK\r\n"
"User-Agent: " WOPI_AGENT_STRING "\r\n"
"\r\n"
"{\"LastModifiedTime\": \"" << Util::getIso8601FracformatTime(_fileLastModifiedTime) << "\" }";
socket->send(oss.str());
socket->shutdown();
return true;
}
return false;
}
};
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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