Mercurial > hg > orthanc
view Core/HttpServer/HttpOutput.cpp @ 769:3f946e5c3802
ReusableDicomUserConnection
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 30 Apr 2014 13:49:41 +0200 |
parents | 2d0a347e8cfc |
children | a811bdf8b8eb |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, * Belgium * * 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 3 of the * License, or (at your option) any later version. * * In addition, as a special exception, the copyright holders of this * program give permission to link the code of its release with the * OpenSSL project's "OpenSSL" library (or with modified versions of it * that use the same license as the "OpenSSL" library), and distribute * the linked executables. You must obey the GNU General Public License * in all respects for all of the code used other than "OpenSSL". If you * modify file(s) with this exception, you may extend this exception to * your version of the file(s), but you are not obligated to do so. If * you do not wish to do so, delete this exception statement from your * version. If you delete this exception statement from all source files * in the program, then also delete it here. * * 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, see <http://www.gnu.org/licenses/>. **/ #include "HttpOutput.h" #include <iostream> #include <vector> #include <stdio.h> #include <boost/lexical_cast.hpp> #include "../OrthancException.h" #include "../Toolbox.h" namespace Orthanc { void HttpOutput::SendString(const std::string& s) { if (s.size() > 0) { Send(&s[0], s.size()); } } void HttpOutput::PrepareOkHeader(Header& header, const char* contentType, bool hasContentLength, uint64_t contentLength, const char* contentFilename) { header.clear(); if (contentType && contentType[0] != '\0') { header.push_back(std::make_pair("Content-Type", std::string(contentType))); } if (hasContentLength) { header.push_back(std::make_pair("Content-Length", boost::lexical_cast<std::string>(contentLength))); } if (contentFilename && contentFilename[0] != '\0') { std::string attachment = "attachment; filename=\"" + std::string(contentFilename) + "\""; header.push_back(std::make_pair("Content-Disposition", attachment)); } } void HttpOutput::SendOkHeader(const char* contentType, bool hasContentLength, uint64_t contentLength, const char* contentFilename) { Header header; PrepareOkHeader(header, contentType, hasContentLength, contentLength, contentFilename); SendOkHeader(header); } void HttpOutput::SendOkHeader(const Header& header) { std::string s = "HTTP/1.1 200 OK\r\n"; for (Header::const_iterator it = header.begin(); it != header.end(); ++it) { s += it->first + ": " + it->second + "\r\n"; } s += "\r\n"; Send(&s[0], s.size()); } void HttpOutput::SendMethodNotAllowedError(const std::string& allowed) { std::string s = "HTTP/1.1 405 " + std::string(EnumerationToString(HttpStatus_405_MethodNotAllowed)) + "\r\nAllow: " + allowed + "\r\n\r\n"; Send(&s[0], s.size()); } void HttpOutput::SendHeader(HttpStatus status) { if (status == HttpStatus_200_Ok || status == HttpStatus_405_MethodNotAllowed) { throw OrthancException("Please use the dedicated methods to this HTTP status code in HttpOutput"); } SendHeaderInternal(status); } void HttpOutput::SendHeaderInternal(HttpStatus status) { std::string s = "HTTP/1.1 " + boost::lexical_cast<std::string>(status) + " " + std::string(EnumerationToString(status)) + "\r\n\r\n"; Send(&s[0], s.size()); } void HttpOutput::AnswerBufferWithContentType(const std::string& buffer, const std::string& contentType) { SendOkHeader(contentType.c_str(), true, buffer.size(), NULL); SendString(buffer); } void HttpOutput::PrepareCookies(Header& header, const HttpHandler::Arguments& cookies) { for (HttpHandler::Arguments::const_iterator it = cookies.begin(); it != cookies.end(); ++it) { header.push_back(std::make_pair("Set-Cookie", it->first + "=" + it->second)); } } void HttpOutput::AnswerBufferWithContentType(const std::string& buffer, const std::string& contentType, const HttpHandler::Arguments& cookies) { Header header; PrepareOkHeader(header, contentType.c_str(), true, buffer.size(), NULL); PrepareCookies(header, cookies); SendOkHeader(header); SendString(buffer); } void HttpOutput::AnswerBufferWithContentType(const void* buffer, size_t size, const std::string& contentType) { SendOkHeader(contentType.c_str(), true, size, NULL); Send(buffer, size); } void HttpOutput::AnswerBufferWithContentType(const void* buffer, size_t size, const std::string& contentType, const HttpHandler::Arguments& cookies) { Header header; PrepareOkHeader(header, contentType.c_str(), true, size, NULL); PrepareCookies(header, cookies); SendOkHeader(header); Send(buffer, size); } void HttpOutput::Redirect(const std::string& path) { std::string s = "HTTP/1.1 301 " + std::string(EnumerationToString(HttpStatus_301_MovedPermanently)) + "\r\nLocation: " + path + "\r\n\r\n"; Send(&s[0], s.size()); } }