Mercurial > hg > orthanc
annotate Core/RestApi/RestApiOutput.cpp @ 2919:2ca9cd064b15
PamReader::ReadFromMemory
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 06 Nov 2018 15:41:21 +0100 |
| parents | 9d277f8ad698 |
| children | d924f9bb61cc |
| rev | line source |
|---|---|
| 209 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium |
| 209 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU General Public License as | |
| 9 * published by the Free Software Foundation, either version 3 of the | |
| 10 * License, or (at your option) any later version. | |
| 11 * | |
| 12 * In addition, as a special exception, the copyright holders of this | |
| 13 * program give permission to link the code of its release with the | |
| 14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 15 * that use the same license as the "OpenSSL" library), and distribute | |
| 16 * the linked executables. You must obey the GNU General Public License | |
| 17 * in all respects for all of the code used other than "OpenSSL". If you | |
| 18 * modify file(s) with this exception, you may extend this exception to | |
| 19 * your version of the file(s), but you are not obligated to do so. If | |
| 20 * you do not wish to do so, delete this exception statement from your | |
| 21 * version. If you delete this exception statement from all source files | |
| 22 * in the program, then also delete it here. | |
| 23 * | |
| 24 * This program is distributed in the hope that it will be useful, but | |
| 25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 * General Public License for more details. | |
| 28 * | |
| 29 * You should have received a copy of the GNU General Public License | |
| 30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 31 **/ | |
| 32 | |
| 33 | |
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34 #include "../PrecompiledHeaders.h" |
| 209 | 35 #include "RestApiOutput.h" |
| 36 | |
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37 #include "../Logging.h" |
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38 #include "../OrthancException.h" |
| 2142 | 39 #include "../Toolbox.h" |
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40 |
| 330 | 41 #include <boost/lexical_cast.hpp> |
| 42 | |
| 211 | 43 |
| 209 | 44 namespace Orthanc |
| 45 { | |
| 1368 | 46 RestApiOutput::RestApiOutput(HttpOutput& output, |
| 47 HttpMethod method) : | |
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48 output_(output), |
| 1368 | 49 method_(method), |
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50 convertJsonToXml_(false) |
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51 { |
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52 alreadySent_ = false; |
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53 } |
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54 |
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55 RestApiOutput::~RestApiOutput() |
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56 { |
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57 } |
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58 |
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59 void RestApiOutput::Finalize() |
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60 { |
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61 if (!alreadySent_) |
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62 { |
| 1368 | 63 if (method_ == HttpMethod_Post) |
| 64 { | |
| 65 output_.SendStatus(HttpStatus_400_BadRequest); | |
| 66 } | |
| 67 else | |
| 68 { | |
| 69 output_.SendStatus(HttpStatus_404_NotFound); | |
| 70 } | |
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71 } |
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72 } |
| 211 | 73 |
| 74 void RestApiOutput::CheckStatus() | |
| 75 { | |
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76 if (alreadySent_) |
| 211 | 77 { |
| 78 throw OrthancException(ErrorCode_BadSequenceOfCalls); | |
| 79 } | |
| 80 } | |
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81 |
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82 |
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83 void RestApiOutput::AnswerStream(IHttpStreamAnswer& stream) |
| 209 | 84 { |
| 211 | 85 CheckStatus(); |
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86 output_.Answer(stream); |
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87 alreadySent_ = true; |
| 209 | 88 } |
| 89 | |
| 90 void RestApiOutput::AnswerJson(const Json::Value& value) | |
| 91 { | |
| 211 | 92 CheckStatus(); |
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93 |
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94 if (convertJsonToXml_) |
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95 { |
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96 #if ORTHANC_ENABLE_PUGIXML == 1 |
| 1517 | 97 std::string s; |
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98 Toolbox::JsonToXml(s, value); |
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99 |
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100 output_.SetContentType(MIME_XML_UTF8); |
| 1521 | 101 output_.Answer(s); |
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102 #else |
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103 LOG(ERROR) << "Orthanc was compiled without XML support"; |
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104 throw OrthancException(ErrorCode_InternalError); |
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105 #endif |
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106 } |
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107 else |
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108 { |
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109 Json::StyledWriter writer; |
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110 std::string s = writer.write(value); |
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111 |
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112 output_.SetContentType(MIME_JSON_UTF8); |
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113 output_.Answer(s); |
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114 } |
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115 |
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116 alreadySent_ = true; |
| 209 | 117 } |
| 118 | |
| 119 void RestApiOutput::AnswerBuffer(const std::string& buffer, | |
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120 MimeType contentType) |
| 209 | 121 { |
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122 AnswerBuffer(buffer.size() == 0 ? NULL : buffer.c_str(), |
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123 buffer.size(), contentType); |
| 209 | 124 } |
| 125 | |
| 339 | 126 void RestApiOutput::AnswerBuffer(const void* buffer, |
| 127 size_t length, | |
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128 MimeType contentType) |
| 339 | 129 { |
| 130 CheckStatus(); | |
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131 output_.SetContentType(contentType); |
| 1521 | 132 output_.Answer(buffer, length); |
| 339 | 133 alreadySent_ = true; |
| 134 } | |
| 135 | |
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136 void RestApiOutput::Redirect(const std::string& path) |
| 209 | 137 { |
| 211 | 138 CheckStatus(); |
| 209 | 139 output_.Redirect(path); |
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140 alreadySent_ = true; |
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141 } |
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142 |
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143 void RestApiOutput::SignalErrorInternal(HttpStatus status, |
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144 const char* message, |
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145 size_t messageSize) |
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146 { |
| 1194 | 147 if (status != HttpStatus_400_BadRequest && |
| 148 status != HttpStatus_403_Forbidden && | |
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149 status != HttpStatus_500_InternalServerError && |
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150 status != HttpStatus_415_UnsupportedMediaType) |
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151 { |
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152 throw OrthancException(ErrorCode_BadHttpStatusInRest); |
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153 } |
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154 |
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155 CheckStatus(); |
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156 output_.SendStatus(status, message, messageSize); |
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157 alreadySent_ = true; |
| 209 | 158 } |
| 330 | 159 |
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160 void RestApiOutput::SignalError(HttpStatus status) |
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161 { |
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162 SignalErrorInternal(status, NULL, 0); |
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163 } |
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164 |
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165 void RestApiOutput::SignalError(HttpStatus status, |
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166 const std::string& message) |
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167 { |
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168 SignalErrorInternal(status, message.c_str(), message.size()); |
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169 } |
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170 |
| 330 | 171 void RestApiOutput::SetCookie(const std::string& name, |
| 172 const std::string& value, | |
| 173 unsigned int maxAge) | |
| 174 { | |
| 175 if (name.find(";") != std::string::npos || | |
| 176 name.find(" ") != std::string::npos || | |
| 177 value.find(";") != std::string::npos || | |
| 178 value.find(" ") != std::string::npos) | |
| 179 { | |
| 180 throw OrthancException(ErrorCode_NotImplemented); | |
| 181 } | |
| 182 | |
| 183 CheckStatus(); | |
| 184 | |
| 185 std::string v = value + ";path=/"; | |
| 186 | |
| 187 if (maxAge != 0) | |
| 188 { | |
| 189 v += ";max-age=" + boost::lexical_cast<std::string>(maxAge); | |
| 190 } | |
| 191 | |
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192 output_.SetCookie(name, v); |
| 330 | 193 } |
| 194 | |
| 195 void RestApiOutput::ResetCookie(const std::string& name) | |
| 196 { | |
| 197 // This marks the cookie to be deleted by the browser in 1 second, | |
| 198 // and before it actually gets deleted, its value is set to the | |
| 199 // empty string | |
| 200 SetCookie(name, "", 1); | |
| 201 } | |
| 209 | 202 } |