Mercurial > hg > orthanc
annotate OrthancFramework/Sources/RestApi/RestApiOutput.cpp @ 5044:6fed78e13233
Refactored DicomMap to handle sequences when needed
author | Alain Mazy <am@osimis.io> |
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date | Tue, 28 Jun 2022 17:45:09 +0200 |
parents | 43e613a7756b |
children | 0ea402b4d901 |
rev | line source |
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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) 2017-2022 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
209 | 7 * |
8 * This program is free software: you can redistribute it and/or | |
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9 * modify it under the terms of the GNU Lesser General Public License |
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10 * as published by the Free Software Foundation, either version 3 of |
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11 * the License, or (at your option) any later version. |
209 | 12 * |
13 * This program is distributed in the hope that it will be useful, but | |
14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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16 * Lesser General Public License for more details. |
209 | 17 * |
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18 * You should have received a copy of the GNU Lesser General Public |
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19 * License along with this program. If not, see |
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20 * <http://www.gnu.org/licenses/>. |
209 | 21 **/ |
22 | |
23 | |
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24 #include "../PrecompiledHeaders.h" |
209 | 25 #include "RestApiOutput.h" |
26 | |
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27 #include "../Logging.h" |
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28 #include "../OrthancException.h" |
2142 | 29 #include "../Toolbox.h" |
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30 |
330 | 31 #include <boost/lexical_cast.hpp> |
32 | |
211 | 33 |
209 | 34 namespace Orthanc |
35 { | |
1368 | 36 RestApiOutput::RestApiOutput(HttpOutput& output, |
37 HttpMethod method) : | |
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38 output_(output), |
1368 | 39 method_(method), |
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40 convertJsonToXml_(false) |
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41 { |
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42 alreadySent_ = false; |
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43 } |
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44 |
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45 RestApiOutput::~RestApiOutput() |
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46 { |
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47 } |
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48 |
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49 void RestApiOutput::Finalize() |
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50 { |
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51 if (!alreadySent_) |
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52 { |
1368 | 53 if (method_ == HttpMethod_Post) |
54 { | |
55 output_.SendStatus(HttpStatus_400_BadRequest); | |
56 } | |
57 else | |
58 { | |
59 output_.SendStatus(HttpStatus_404_NotFound); | |
60 } | |
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61 } |
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62 } |
211 | 63 |
64 void RestApiOutput::CheckStatus() | |
65 { | |
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66 if (alreadySent_) |
211 | 67 { |
68 throw OrthancException(ErrorCode_BadSequenceOfCalls); | |
69 } | |
70 } | |
210
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71 |
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72 |
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73 void RestApiOutput::AnswerStream(IHttpStreamAnswer& stream) |
209 | 74 { |
211 | 75 CheckStatus(); |
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76 output_.Answer(stream); |
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77 alreadySent_ = true; |
209 | 78 } |
79 | |
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80 |
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81 void RestApiOutput::AnswerWithoutBuffering(IHttpStreamAnswer& stream) |
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82 { |
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83 CheckStatus(); |
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84 output_.AnswerWithoutBuffering(stream); |
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85 alreadySent_ = true; |
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86 } |
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87 |
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88 |
209 | 89 void RestApiOutput::AnswerJson(const Json::Value& value) |
90 { | |
211 | 91 CheckStatus(); |
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92 |
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93 if (convertJsonToXml_) |
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94 { |
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95 #if ORTHANC_ENABLE_PUGIXML == 1 |
1517 | 96 std::string s; |
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97 Toolbox::JsonToXml(s, value); |
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98 |
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99 output_.SetContentType(MIME_XML_UTF8); |
1521 | 100 output_.Answer(s); |
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101 #else |
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102 throw OrthancException(ErrorCode_InternalError, |
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103 "Orthanc was compiled without XML support"); |
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104 #endif |
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105 } |
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106 else |
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107 { |
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108 std::string s; |
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109 Toolbox::WriteStyledJson(s, value); |
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110 output_.SetContentType(MIME_JSON_UTF8); |
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111 output_.Answer(s); |
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112 } |
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113 |
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114 alreadySent_ = true; |
209 | 115 } |
116 | |
117 void RestApiOutput::AnswerBuffer(const std::string& buffer, | |
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118 MimeType contentType) |
209 | 119 { |
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120 AnswerBuffer(buffer.size() == 0 ? NULL : buffer.c_str(), |
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121 buffer.size(), contentType); |
209 | 122 } |
123 | |
339 | 124 void RestApiOutput::AnswerBuffer(const void* buffer, |
125 size_t length, | |
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126 MimeType contentType) |
339 | 127 { |
128 CheckStatus(); | |
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129 |
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130 if (convertJsonToXml_ && |
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131 contentType == MimeType_Json) |
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132 { |
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133 Json::Value json; |
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134 if (Toolbox::ReadJson(json, buffer, length)) |
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135 { |
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136 AnswerJson(json); |
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137 } |
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138 else |
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139 { |
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140 throw OrthancException(ErrorCode_BadFileFormat, |
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141 "The REST API tries and answers with an invalid JSON file"); |
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142 } |
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143 } |
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144 else |
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145 { |
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146 output_.SetContentType(contentType); |
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147 output_.Answer(buffer, length); |
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148 alreadySent_ = true; |
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149 } |
339 | 150 } |
151 | |
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152 void RestApiOutput::Redirect(const std::string& path) |
209 | 153 { |
211 | 154 CheckStatus(); |
209 | 155 output_.Redirect(path); |
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156 alreadySent_ = true; |
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157 } |
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158 |
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159 void RestApiOutput::SignalErrorInternal(HttpStatus status, |
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160 const char* message, |
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161 size_t messageSize) |
216
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162 { |
1194 | 163 if (status != HttpStatus_400_BadRequest && |
164 status != HttpStatus_403_Forbidden && | |
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165 status != HttpStatus_500_InternalServerError && |
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166 status != HttpStatus_415_UnsupportedMediaType) |
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167 { |
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168 throw OrthancException(ErrorCode_BadHttpStatusInRest); |
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169 } |
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170 |
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171 CheckStatus(); |
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172 output_.SendStatus(status, message, messageSize); |
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173 alreadySent_ = true; |
209 | 174 } |
330 | 175 |
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176 void RestApiOutput::SignalError(HttpStatus status) |
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177 { |
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178 SignalErrorInternal(status, NULL, 0); |
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179 } |
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180 |
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181 void RestApiOutput::SignalError(HttpStatus status, |
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182 const std::string& message) |
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183 { |
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184 SignalErrorInternal(status, message.c_str(), message.size()); |
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185 } |
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186 |
330 | 187 void RestApiOutput::SetCookie(const std::string& name, |
188 const std::string& value, | |
189 unsigned int maxAge) | |
190 { | |
191 if (name.find(";") != std::string::npos || | |
192 name.find(" ") != std::string::npos || | |
193 value.find(";") != std::string::npos || | |
194 value.find(" ") != std::string::npos) | |
195 { | |
196 throw OrthancException(ErrorCode_NotImplemented); | |
197 } | |
198 | |
199 CheckStatus(); | |
200 | |
201 std::string v = value + ";path=/"; | |
202 | |
203 if (maxAge != 0) | |
204 { | |
205 v += ";max-age=" + boost::lexical_cast<std::string>(maxAge); | |
206 } | |
207 | |
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208 output_.SetCookie(name, v); |
330 | 209 } |
210 | |
211 void RestApiOutput::ResetCookie(const std::string& name) | |
212 { | |
213 // This marks the cookie to be deleted by the browser in 1 second, | |
214 // and before it actually gets deleted, its value is set to the | |
215 // empty string | |
216 SetCookie(name, "", 1); | |
217 } | |
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218 |
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219 void RestApiOutput::SetContentFilename(const char* filename) |
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220 { |
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221 output_.SetContentFilename(filename); |
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222 } |
209 | 223 } |