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