/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#include "backends/networking/sdl_net/indexpagehandler.h"
#include "backends/networking/sdl_net/localwebserver.h"
#include "common/archive.h"
#include "common/file.h"
#include "common/translation.h"
#include "common/unzip.h"
#include "gui/storagewizarddialog.h"
namespace Networking {
#define ARCHIVE_NAME "wwwroot.zip"
#define INDEX_PAGE_NAME "index.html"
IndexPageHandler::IndexPageHandler(): CommandSender(nullptr) {}
IndexPageHandler::~IndexPageHandler() {
LocalServer.removePathHandler("/");
Common::ArchiveMemberList fileList = listArchive();
for (Common::ArchiveMemberList::iterator it = fileList.begin(); it != fileList.end(); ++it) {
Common::ArchiveMember const &m = **it;
if (m.getName() == INDEX_PAGE_NAME) continue;
LocalServer.removePathHandler("/" + m.getName());
}
}
void IndexPageHandler::handle(Client &client) {
Common::String response = "ScummVM{message}";
// load stylish response page from the archive
Common::SeekableReadStream *const stream = getArchiveFile(INDEX_PAGE_NAME);
if (stream) response = readEverythingFromStream(stream);
Common::String code = client.queryParameter("code");
if (code == "") {
replace(response, "{message}", _("This is a local webserver index page."));
LocalWebserver::setClientGetHandler(client, response);
return;
}
_code = code;
sendCommand(GUI::kStorageCodePassedCmd, 0);
replace(response, "{message}", _("ScummVM got the code and already connects to your cloud storage!"));
LocalWebserver::setClientGetHandler(client, response);
}
void IndexPageHandler::handleResource(Client &client) {
Common::String filename = client.path();
filename.deleteChar(0);
LocalWebserver::setClientGetHandler(client, getArchiveFile(filename), 200, LocalWebserver::determineMimeType(filename));
}
/// public
void IndexPageHandler::addPathHandler(LocalWebserver &server) {
// we can't use LocalServer yet, because IndexPageHandler is created while LocalWebserver is created
// (thus no _instance is available and it causes stack overflow)
server.addPathHandler("/", new Common::Callback(this, &IndexPageHandler::handle));
Common::ArchiveMemberList fileList = listArchive();
for (Common::ArchiveMemberList::iterator it = fileList.begin(); it != fileList.end(); ++it) {
Common::ArchiveMember const &m = **it;
if (m.getName() == INDEX_PAGE_NAME) continue;
server.addPathHandler("/" + m.getName(), new Common::Callback(this, &IndexPageHandler::handleResource));
}
}
Common::String IndexPageHandler::code() { return _code; }
/// utils
void IndexPageHandler::replace(Common::String &source, const Common::String &what, const Common::String &with) {
const char *cstr = source.c_str();
const char *position = strstr(cstr, what.c_str());
if (position) {
uint32 index = position - cstr;
source.replace(index, what.size(), with);
}
}
Common::ArchiveMemberList IndexPageHandler::listArchive() {
Common::ArchiveMemberList resultList;
// Find "wwwroot.zip" with SearchMan and call its listMembers()
Common::ArchiveMemberList fileList;
SearchMan.listMatchingMembers(fileList, ARCHIVE_NAME);
for (Common::ArchiveMemberList::iterator it = fileList.begin(); it != fileList.end(); ++it) {
Common::ArchiveMember const &m = **it;
Common::SeekableReadStream *const stream = m.createReadStream();
Common::Archive *zipArchive = Common::makeZipArchive(stream);
if (zipArchive) {
zipArchive->listMembers(resultList);
delete zipArchive;
break;
}
}
return resultList;
}
Common::SeekableReadStream *const IndexPageHandler::getArchiveFile(Common::String name) {
Common::SeekableReadStream *result = nullptr;
// Find "wwwroot.zip" with SearchMan and call its getMember(name)
Common::ArchiveMemberList fileList;
SearchMan.listMatchingMembers(fileList, ARCHIVE_NAME);
for (Common::ArchiveMemberList::iterator it = fileList.begin(); it != fileList.end(); ++it) {
Common::ArchiveMember const &m = **it;
Common::SeekableReadStream *const stream = m.createReadStream();
Common::Archive *zipArchive = Common::makeZipArchive(stream);
if (zipArchive) {
const Common::ArchiveMemberPtr ptr = zipArchive->getMember(name);
result = ptr->createReadStream();
delete zipArchive;
break;
}
}
return result;
}
Common::String IndexPageHandler::readEverythingFromStream(Common::SeekableReadStream *const stream) {
Common::String result;
char buf[1024];
uint32 readBytes;
while (!stream->eos()) {
readBytes = stream->read(buf, 1024);
result += Common::String(buf, readBytes);
}
return result;
}
} // End of namespace Networking