Mercurial > hg > orthanc
annotate Core/HttpServer/HttpOutput.cpp @ 908:e078ea944089 plugins
refactoring HttpOutput
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 19 Jun 2014 17:47:39 +0200 |
| parents | a811bdf8b8eb |
| children | 28a52982196e |
| rev | line source |
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| 0 | 1 /** |
| 59 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
| 689 | 3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, |
| 0 | 4 * Belgium |
| 5 * | |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU General Public License as | |
| 8 * published by the Free Software Foundation, either version 3 of the | |
| 9 * License, or (at your option) any later version. | |
| 136 | 10 * |
| 11 * In addition, as a special exception, the copyright holders of this | |
| 12 * program give permission to link the code of its release with the | |
| 13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 14 * that use the same license as the "OpenSSL" library), and distribute | |
| 15 * the linked executables. You must obey the GNU General Public License | |
| 16 * in all respects for all of the code used other than "OpenSSL". If you | |
| 17 * modify file(s) with this exception, you may extend this exception to | |
| 18 * your version of the file(s), but you are not obligated to do so. If | |
| 19 * you do not wish to do so, delete this exception statement from your | |
| 20 * version. If you delete this exception statement from all source files | |
| 21 * in the program, then also delete it here. | |
| 0 | 22 * |
| 23 * This program is distributed in the hope that it will be useful, but | |
| 24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 26 * General Public License for more details. | |
| 27 * | |
| 28 * You should have received a copy of the GNU General Public License | |
| 29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 30 **/ | |
| 31 | |
| 32 | |
|
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33 #include "../PrecompiledHeaders.h" |
| 0 | 34 #include "HttpOutput.h" |
| 35 | |
| 324 | 36 #include <iostream> |
| 0 | 37 #include <vector> |
| 38 #include <stdio.h> | |
| 39 #include <boost/lexical_cast.hpp> | |
| 59 | 40 #include "../OrthancException.h" |
| 0 | 41 #include "../Toolbox.h" |
| 42 | |
| 59 | 43 namespace Orthanc |
| 0 | 44 { |
| 330 | 45 void HttpOutput::PrepareOkHeader(Header& header, |
| 46 const char* contentType, | |
| 47 bool hasContentLength, | |
| 48 uint64_t contentLength, | |
| 49 const char* contentFilename) | |
| 50 { | |
| 51 header.clear(); | |
| 52 | |
| 53 if (contentType && contentType[0] != '\0') | |
| 54 { | |
| 55 header.push_back(std::make_pair("Content-Type", std::string(contentType))); | |
| 56 } | |
| 57 | |
| 58 if (hasContentLength) | |
| 59 { | |
| 60 header.push_back(std::make_pair("Content-Length", boost::lexical_cast<std::string>(contentLength))); | |
| 61 } | |
| 62 | |
| 63 if (contentFilename && contentFilename[0] != '\0') | |
| 64 { | |
| 65 std::string attachment = "attachment; filename=\"" + std::string(contentFilename) + "\""; | |
| 66 header.push_back(std::make_pair("Content-Disposition", attachment)); | |
| 67 } | |
| 68 } | |
| 69 | |
| 0 | 70 void HttpOutput::SendOkHeader(const char* contentType, |
| 71 bool hasContentLength, | |
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72 uint64_t contentLength, |
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73 const char* contentFilename) |
| 0 | 74 { |
| 330 | 75 Header header; |
| 76 PrepareOkHeader(header, contentType, hasContentLength, contentLength, contentFilename); | |
| 77 SendOkHeader(header); | |
| 0 | 78 } |
| 79 | |
| 330 | 80 void HttpOutput::SendOkHeader(const Header& header) |
| 324 | 81 { |
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82 stream_.SendHttpStatus(HttpStatus_200_Ok); |
| 0 | 83 |
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84 std::string s; |
| 330 | 85 for (Header::const_iterator |
| 656 | 86 it = header.begin(); it != header.end(); ++it) |
| 324 | 87 { |
| 88 s += it->first + ": " + it->second + "\r\n"; | |
| 89 } | |
| 90 | |
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91 stream_.SendHeaderString(s); |
| 207 | 92 } |
| 93 | |
| 94 | |
| 0 | 95 void HttpOutput::SendMethodNotAllowedError(const std::string& allowed) |
| 96 { | |
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97 stream_.SendHttpStatus(HttpStatus_405_MethodNotAllowed); |
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98 stream_.SendHeaderString("Allow: " + allowed + "\r\n"); |
| 0 | 99 } |
| 100 | |
| 101 | |
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102 void HttpOutput::SendHeader(HttpStatus status) |
| 0 | 103 { |
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104 if (status == HttpStatus_200_Ok || |
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105 status == HttpStatus_301_MovedPermanently || |
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106 status == HttpStatus_401_Unauthorized || |
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107 status == HttpStatus_405_MethodNotAllowed) |
| 0 | 108 { |
| 59 | 109 throw OrthancException("Please use the dedicated methods to this HTTP status code in HttpOutput"); |
| 0 | 110 } |
| 111 | |
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112 stream_.SendHttpStatus(status); |
| 0 | 113 } |
| 114 | |
| 115 | |
| 116 void HttpOutput::AnswerBufferWithContentType(const std::string& buffer, | |
| 117 const std::string& contentType) | |
| 118 { | |
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119 SendOkHeader(contentType.c_str(), true, buffer.size(), NULL); |
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120 SendBodyString(buffer); |
| 0 | 121 } |
| 122 | |
| 123 | |
| 339 | 124 void HttpOutput::PrepareCookies(Header& header, |
| 125 const HttpHandler::Arguments& cookies) | |
| 126 { | |
| 127 for (HttpHandler::Arguments::const_iterator it = cookies.begin(); | |
| 656 | 128 it != cookies.end(); ++it) |
| 339 | 129 { |
| 130 header.push_back(std::make_pair("Set-Cookie", it->first + "=" + it->second)); | |
| 131 } | |
| 132 } | |
| 133 | |
| 134 | |
| 330 | 135 void HttpOutput::AnswerBufferWithContentType(const std::string& buffer, |
| 136 const std::string& contentType, | |
| 137 const HttpHandler::Arguments& cookies) | |
| 138 { | |
| 139 Header header; | |
| 140 PrepareOkHeader(header, contentType.c_str(), true, buffer.size(), NULL); | |
| 339 | 141 PrepareCookies(header, cookies); |
| 330 | 142 SendOkHeader(header); |
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143 SendBodyString(buffer); |
| 330 | 144 } |
| 145 | |
| 146 | |
| 0 | 147 void HttpOutput::AnswerBufferWithContentType(const void* buffer, |
| 148 size_t size, | |
| 149 const std::string& contentType) | |
| 150 { | |
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151 SendOkHeader(contentType.c_str(), true, size, NULL); |
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152 SendBodyData(buffer, size); |
| 0 | 153 } |
| 154 | |
| 339 | 155 |
| 156 void HttpOutput::AnswerBufferWithContentType(const void* buffer, | |
| 157 size_t size, | |
| 158 const std::string& contentType, | |
| 159 const HttpHandler::Arguments& cookies) | |
| 160 { | |
| 161 Header header; | |
| 162 PrepareOkHeader(header, contentType.c_str(), true, size, NULL); | |
| 163 PrepareCookies(header, cookies); | |
| 164 SendOkHeader(header); | |
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165 SendBodyData(buffer, size); |
| 339 | 166 } |
| 167 | |
| 168 | |
| 0 | 169 void HttpOutput::Redirect(const std::string& path) |
| 170 { | |
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171 stream_.SendHttpStatus(HttpStatus_301_MovedPermanently); |
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172 stream_.SendHeaderString("Location: " + path + "\r\n"); |
| 0 | 173 } |
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174 |
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175 |
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176 void HttpOutput::SendUnauthorized(const std::string& realm) |
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177 { |
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178 stream_.SendHttpStatus(HttpStatus_401_Unauthorized); |
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179 stream_.SendHeaderString("WWW-Authenticate: Basic realm=\"" + realm + "\"\r\n"); |
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180 } |
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181 |
| 0 | 182 } |