91 γραμμές
2.6 KiB
C++
91 γραμμές
2.6 KiB
C++
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/* Copyright (c) 2018 Albert S.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include "requestworker.h"
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#include "handlers/handlerfactory.h"
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Session RequestWorker::retrieveSession(std::string token) const
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{
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if(token.empty())
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{
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return Session::createAnon();
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}
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auto sess = this->sessionDao->find(token);
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if(sess)
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{
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sess->creation_time = time(0);
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return *sess;
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}
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else
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{
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return Session::createAnon();
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}
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}
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Response RequestWorker::processRequest(const Request &r)
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{
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std::string sessiontoken = r.cookie("sessiontoken");
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Session session;
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if(sessiontoken != "")
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{
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session = retrieveSession(sessiontoken);
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}
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else
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{
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session = Session::createAnon();
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}
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if(r.getRequestMethod() == "POST")
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{
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// TODO: also protect non-logged in users (with a mechanism not involving cookies)
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if(session.loggedIn && session.csrf_token != r.post("csrf_token"))
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{
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// TODO: this is code duplication
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TemplatePage &error = this->templ->getPage("error");
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error.setVar("errortitle", "Invalid csrf token");
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error.setVar("errormessage", "Invalid csrf token");
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return {403, error.render()};
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}
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}
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auto handler = createHandler(r.param("action"), *this->templ, *this->db, session, *this->urlProvider, *this->cache);
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try
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{
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Response response = handler->handle(r);
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if(session.loggedIn)
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{
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Cookie sessionCookie{"sessiontoken", session.token};
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response.addCookie(sessionCookie);
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this->sessionDao->save(session);
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}
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return response;
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}
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catch(std::exception &e)
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{
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Logger::error() << "Exception catched by requestworker: " << e.what();
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Response response;
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response.setBody("General unknown error");
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response.setContentType("text/plain");
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return response;
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}
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}
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