Mercurial > hg > orthanc
annotate OrthancFramework/Sources/DicomParsing/DicomWebJsonVisitor.cpp @ 4706:dbee8bd8ee1f
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 22 Jun 2021 09:13:03 +0200 |
| parents | 4e81412ead0a |
| children | b51c08bd5c38 |
| rev | line source |
|---|---|
| 3202 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2021 Osimis S.A., Belgium |
| 3202 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
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8 * modify it under the terms of the GNU Lesser General Public License |
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9 * as published by the Free Software Foundation, either version 3 of |
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10 * the License, or (at your option) any later version. |
| 3202 | 11 * |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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15 * Lesser General Public License for more details. |
| 3202 | 16 * |
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17 * You should have received a copy of the GNU Lesser General Public |
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18 * License along with this program. If not, see |
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19 * <http://www.gnu.org/licenses/>. |
| 3202 | 20 **/ |
| 21 | |
| 22 | |
| 23 #include "../PrecompiledHeaders.h" | |
| 24 #include "DicomWebJsonVisitor.h" | |
| 25 | |
| 4304 | 26 #include "../Logging.h" |
| 3202 | 27 #include "../OrthancException.h" |
| 28 #include "../Toolbox.h" | |
| 29 #include "FromDcmtkBridge.h" | |
| 30 | |
| 31 #include <boost/math/special_functions/round.hpp> | |
| 32 #include <boost/lexical_cast.hpp> | |
| 33 | |
| 34 | |
| 35 static const char* const KEY_ALPHABETIC = "Alphabetic"; | |
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36 static const char* const KEY_IDEOGRAPHIC = "Ideographic"; |
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37 static const char* const KEY_PHONETIC = "Phonetic"; |
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38 static const char* const KEY_BULK_DATA = "BulkData"; |
| 3202 | 39 static const char* const KEY_BULK_DATA_URI = "BulkDataURI"; |
| 40 static const char* const KEY_INLINE_BINARY = "InlineBinary"; | |
| 41 static const char* const KEY_SQ = "SQ"; | |
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42 static const char* const KEY_TAG = "tag"; |
| 3202 | 43 static const char* const KEY_VALUE = "Value"; |
| 44 static const char* const KEY_VR = "vr"; | |
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45 static const char* const KEY_NUMBER = "number"; |
| 3202 | 46 |
| 47 | |
| 48 namespace Orthanc | |
| 49 { | |
| 50 #if ORTHANC_ENABLE_PUGIXML == 1 | |
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51 static void DecomposeXmlPersonName(pugi::xml_node& target, |
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52 const std::string& source) |
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53 { |
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54 std::vector<std::string> tokens; |
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55 Toolbox::TokenizeString(tokens, source, '^'); |
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56 |
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57 if (tokens.size() >= 1) |
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58 { |
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59 target.append_child("FamilyName").text() = tokens[0].c_str(); |
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60 } |
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61 |
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62 if (tokens.size() >= 2) |
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63 { |
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64 target.append_child("GivenName").text() = tokens[1].c_str(); |
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65 } |
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66 |
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67 if (tokens.size() >= 3) |
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68 { |
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69 target.append_child("MiddleName").text() = tokens[2].c_str(); |
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70 } |
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71 |
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72 if (tokens.size() >= 4) |
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73 { |
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74 target.append_child("NamePrefix").text() = tokens[3].c_str(); |
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75 } |
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76 |
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77 if (tokens.size() >= 5) |
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78 { |
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79 target.append_child("NameSuffix").text() = tokens[4].c_str(); |
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80 } |
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81 } |
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82 |
| 3202 | 83 static void ExploreXmlDataset(pugi::xml_node& target, |
| 84 const Json::Value& source) | |
| 85 { | |
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86 // http://dicom.nema.org/medical/dicom/current/output/chtml/part18/sect_F.3.html#table_F.3.1-1 |
| 3202 | 87 assert(source.type() == Json::objectValue); |
| 88 | |
| 89 Json::Value::Members members = source.getMemberNames(); | |
| 90 for (size_t i = 0; i < members.size(); i++) | |
| 91 { | |
| 92 const DicomTag tag = FromDcmtkBridge::ParseTag(members[i]); | |
| 93 const Json::Value& content = source[members[i]]; | |
| 94 | |
| 95 assert(content.type() == Json::objectValue && | |
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96 content.isMember(KEY_VR) && |
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97 content[KEY_VR].type() == Json::stringValue); |
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98 const std::string vr = content[KEY_VR].asString(); |
| 3202 | 99 |
| 100 const std::string keyword = FromDcmtkBridge::GetTagName(tag, ""); | |
| 101 | |
| 102 pugi::xml_node node = target.append_child("DicomAttribute"); | |
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103 node.append_attribute(KEY_TAG).set_value(members[i].c_str()); |
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104 node.append_attribute(KEY_VR).set_value(vr.c_str()); |
| 3202 | 105 |
| 106 if (keyword != std::string(DcmTag_ERROR_TagName)) | |
| 107 { | |
| 108 node.append_attribute("keyword").set_value(keyword.c_str()); | |
| 109 } | |
| 110 | |
| 111 if (content.isMember(KEY_VALUE)) | |
| 112 { | |
| 113 assert(content[KEY_VALUE].type() == Json::arrayValue); | |
| 114 | |
| 115 for (Json::Value::ArrayIndex j = 0; j < content[KEY_VALUE].size(); j++) | |
| 116 { | |
| 117 std::string number = boost::lexical_cast<std::string>(j + 1); | |
| 118 | |
| 119 if (vr == "SQ") | |
| 120 { | |
| 121 if (content[KEY_VALUE][j].type() == Json::objectValue) | |
| 122 { | |
| 123 pugi::xml_node child = node.append_child("Item"); | |
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124 child.append_attribute(KEY_NUMBER).set_value(number.c_str()); |
| 3202 | 125 ExploreXmlDataset(child, content[KEY_VALUE][j]); |
| 126 } | |
| 127 } | |
| 128 if (vr == "PN") | |
| 129 { | |
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130 bool hasAlphabetic = (content[KEY_VALUE][j].isMember(KEY_ALPHABETIC) && |
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131 content[KEY_VALUE][j][KEY_ALPHABETIC].type() == Json::stringValue); |
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132 |
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133 bool hasIdeographic = (content[KEY_VALUE][j].isMember(KEY_IDEOGRAPHIC) && |
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134 content[KEY_VALUE][j][KEY_IDEOGRAPHIC].type() == Json::stringValue); |
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135 |
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136 bool hasPhonetic = (content[KEY_VALUE][j].isMember(KEY_PHONETIC) && |
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137 content[KEY_VALUE][j][KEY_PHONETIC].type() == Json::stringValue); |
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138 |
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139 if (hasAlphabetic || |
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140 hasIdeographic || |
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141 hasPhonetic) |
| 3202 | 142 { |
| 143 pugi::xml_node child = node.append_child("PersonName"); | |
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144 child.append_attribute(KEY_NUMBER).set_value(number.c_str()); |
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145 |
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146 if (hasAlphabetic) |
| 3202 | 147 { |
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148 pugi::xml_node name = child.append_child(KEY_ALPHABETIC); |
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149 DecomposeXmlPersonName(name, content[KEY_VALUE][j][KEY_ALPHABETIC].asString()); |
| 3202 | 150 } |
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151 |
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152 if (hasIdeographic) |
| 3202 | 153 { |
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154 pugi::xml_node name = child.append_child(KEY_IDEOGRAPHIC); |
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155 DecomposeXmlPersonName(name, content[KEY_VALUE][j][KEY_IDEOGRAPHIC].asString()); |
| 3202 | 156 } |
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157 |
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158 if (hasPhonetic) |
| 3202 | 159 { |
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160 pugi::xml_node name = child.append_child(KEY_PHONETIC); |
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161 DecomposeXmlPersonName(name, content[KEY_VALUE][j][KEY_PHONETIC].asString()); |
| 3202 | 162 } |
| 163 } | |
| 164 } | |
| 165 else | |
| 166 { | |
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167 pugi::xml_node child = node.append_child(KEY_VALUE); |
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168 child.append_attribute(KEY_NUMBER).set_value(number.c_str()); |
| 3202 | 169 |
| 170 switch (content[KEY_VALUE][j].type()) | |
| 171 { | |
| 172 case Json::stringValue: | |
| 173 child.text() = content[KEY_VALUE][j].asCString(); | |
| 174 break; | |
| 175 | |
| 176 case Json::realValue: | |
| 177 child.text() = content[KEY_VALUE][j].asFloat(); | |
| 178 break; | |
| 179 | |
| 180 case Json::intValue: | |
| 181 child.text() = content[KEY_VALUE][j].asInt(); | |
| 182 break; | |
| 183 | |
| 184 case Json::uintValue: | |
| 185 child.text() = content[KEY_VALUE][j].asUInt(); | |
| 186 break; | |
| 187 | |
| 188 default: | |
| 189 break; | |
| 190 } | |
| 191 } | |
| 192 } | |
| 193 } | |
| 194 else if (content.isMember(KEY_BULK_DATA_URI) && | |
| 195 content[KEY_BULK_DATA_URI].type() == Json::stringValue) | |
| 196 { | |
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197 pugi::xml_node child = node.append_child(KEY_BULK_DATA); |
| 3202 | 198 child.append_attribute("URI").set_value(content[KEY_BULK_DATA_URI].asCString()); |
| 199 } | |
| 200 else if (content.isMember(KEY_INLINE_BINARY) && | |
| 201 content[KEY_INLINE_BINARY].type() == Json::stringValue) | |
| 202 { | |
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203 pugi::xml_node child = node.append_child(KEY_INLINE_BINARY); |
| 3202 | 204 child.text() = content[KEY_INLINE_BINARY].asCString(); |
| 205 } | |
| 206 } | |
| 207 } | |
| 208 #endif | |
| 209 | |
| 210 | |
| 211 #if ORTHANC_ENABLE_PUGIXML == 1 | |
| 212 static void DicomWebJsonToXml(pugi::xml_document& target, | |
| 213 const Json::Value& source) | |
| 214 { | |
| 215 pugi::xml_node root = target.append_child("NativeDicomModel"); | |
| 216 root.append_attribute("xmlns").set_value("http://dicom.nema.org/PS3.19/models/NativeDICOM"); | |
| 217 root.append_attribute("xsi:schemaLocation").set_value("http://dicom.nema.org/PS3.19/models/NativeDICOM"); | |
| 218 root.append_attribute("xmlns:xsi").set_value("http://www.w3.org/2001/XMLSchema-instance"); | |
| 219 | |
| 220 ExploreXmlDataset(root, source); | |
| 221 | |
| 222 pugi::xml_node decl = target.prepend_child(pugi::node_declaration); | |
| 223 decl.append_attribute("version").set_value("1.0"); | |
| 224 decl.append_attribute("encoding").set_value("utf-8"); | |
| 225 } | |
| 226 #endif | |
| 227 | |
| 228 | |
| 229 std::string DicomWebJsonVisitor::FormatTag(const DicomTag& tag) | |
| 230 { | |
| 231 char buf[16]; | |
| 232 sprintf(buf, "%04X%04X", tag.GetGroup(), tag.GetElement()); | |
| 233 return std::string(buf); | |
| 234 } | |
| 235 | |
| 236 | |
| 237 Json::Value& DicomWebJsonVisitor::CreateNode(const std::vector<DicomTag>& parentTags, | |
| 238 const std::vector<size_t>& parentIndexes, | |
| 239 const DicomTag& tag) | |
| 240 { | |
| 241 assert(parentTags.size() == parentIndexes.size()); | |
| 242 | |
| 243 Json::Value* node = &result_; | |
| 244 | |
| 245 for (size_t i = 0; i < parentTags.size(); i++) | |
| 246 { | |
| 247 std::string t = FormatTag(parentTags[i]); | |
| 248 | |
| 249 if (!node->isMember(t)) | |
| 250 { | |
| 251 Json::Value item = Json::objectValue; | |
| 252 item[KEY_VR] = KEY_SQ; | |
| 253 item[KEY_VALUE] = Json::arrayValue; | |
| 254 item[KEY_VALUE].append(Json::objectValue); | |
| 255 (*node) [t] = item; | |
| 256 | |
| 257 node = &(*node)[t][KEY_VALUE][0]; | |
| 258 } | |
| 259 else if ((*node) [t].type() != Json::objectValue || | |
| 260 !(*node) [t].isMember(KEY_VR) || | |
| 261 (*node) [t][KEY_VR].type() != Json::stringValue || | |
| 262 (*node) [t][KEY_VR].asString() != KEY_SQ || | |
| 263 !(*node) [t].isMember(KEY_VALUE) || | |
| 264 (*node) [t][KEY_VALUE].type() != Json::arrayValue) | |
| 265 { | |
| 266 throw OrthancException(ErrorCode_InternalError); | |
| 267 } | |
| 268 else | |
| 269 { | |
| 270 size_t currentSize = (*node) [t][KEY_VALUE].size(); | |
| 271 | |
| 272 if (parentIndexes[i] < currentSize) | |
| 273 { | |
| 274 // The node already exists | |
| 275 } | |
| 276 else if (parentIndexes[i] == currentSize) | |
| 277 { | |
| 278 (*node) [t][KEY_VALUE].append(Json::objectValue); | |
| 279 } | |
| 280 else | |
| 281 { | |
| 282 throw OrthancException(ErrorCode_InternalError); | |
| 283 } | |
| 284 | |
| 285 node = &(*node) [t][KEY_VALUE][Json::ArrayIndex(parentIndexes[i])]; | |
| 286 } | |
| 287 } | |
| 288 | |
| 289 assert(node->type() == Json::objectValue); | |
| 290 | |
| 291 std::string t = FormatTag(tag); | |
| 292 if (node->isMember(t)) | |
| 293 { | |
| 294 throw OrthancException(ErrorCode_InternalError); | |
| 295 } | |
| 296 else | |
| 297 { | |
| 298 (*node) [t] = Json::objectValue; | |
| 299 return (*node) [t]; | |
| 300 } | |
| 301 } | |
| 302 | |
| 303 | |
| 304 Json::Value DicomWebJsonVisitor::FormatInteger(int64_t value) | |
| 305 { | |
| 306 if (value < 0) | |
| 307 { | |
| 308 return Json::Value(static_cast<int32_t>(value)); | |
| 309 } | |
| 310 else | |
| 311 { | |
| 312 return Json::Value(static_cast<uint32_t>(value)); | |
| 313 } | |
| 314 } | |
| 315 | |
| 316 | |
| 317 Json::Value DicomWebJsonVisitor::FormatDouble(double value) | |
| 318 { | |
| 3312 | 319 try |
| 320 { | |
| 321 long long a = boost::math::llround<double>(value); | |
| 3202 | 322 |
| 3312 | 323 double d = fabs(value - static_cast<double>(a)); |
| 3202 | 324 |
| 3312 | 325 if (d <= std::numeric_limits<double>::epsilon() * 100.0) |
| 326 { | |
| 327 return FormatInteger(a); | |
| 328 } | |
| 329 else | |
| 330 { | |
| 331 return Json::Value(value); | |
| 332 } | |
| 333 } | |
| 334 catch (boost::math::rounding_error&) | |
| 3202 | 335 { |
| 3312 | 336 // Can occur if "long long" is too small to receive this value |
| 337 // (e.g. infinity) | |
| 3202 | 338 return Json::Value(value); |
| 339 } | |
| 340 } | |
| 341 | |
| 4297 | 342 DicomWebJsonVisitor::DicomWebJsonVisitor() : |
| 343 formatter_(NULL) | |
| 344 { | |
| 345 Clear(); | |
| 346 } | |
| 347 | |
| 348 void DicomWebJsonVisitor::SetFormatter(DicomWebJsonVisitor::IBinaryFormatter &formatter) | |
| 349 { | |
| 350 formatter_ = &formatter; | |
| 351 } | |
| 352 | |
| 353 void DicomWebJsonVisitor::Clear() | |
| 354 { | |
| 355 result_ = Json::objectValue; | |
| 356 } | |
| 357 | |
| 358 const Json::Value &DicomWebJsonVisitor::GetResult() const | |
| 359 { | |
| 360 return result_; | |
| 361 } | |
| 362 | |
| 3202 | 363 |
| 364 #if ORTHANC_ENABLE_PUGIXML == 1 | |
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365 void DicomWebJsonVisitor::FormatXml(std::string& target) const |
| 3202 | 366 { |
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367 pugi::xml_document doc; |
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368 DicomWebJsonToXml(doc, result_); |
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369 Toolbox::XmlToString(target, doc); |
| 3202 | 370 } |
| 371 #endif | |
| 372 | |
| 373 | |
| 4297 | 374 void DicomWebJsonVisitor::VisitNotSupported(const std::vector<DicomTag> &parentTags, |
| 375 const std::vector<size_t> &parentIndexes, | |
| 376 const DicomTag &tag, | |
| 377 ValueRepresentation vr) | |
| 378 { | |
| 379 } | |
| 380 | |
| 381 | |
| 3202 | 382 void DicomWebJsonVisitor::VisitEmptySequence(const std::vector<DicomTag>& parentTags, |
| 383 const std::vector<size_t>& parentIndexes, | |
| 384 const DicomTag& tag) | |
| 385 { | |
| 386 if (tag.GetElement() != 0x0000) | |
| 387 { | |
| 388 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 389 node[KEY_VR] = EnumerationToString(ValueRepresentation_Sequence); | |
| 390 } | |
| 391 } | |
| 392 | |
| 393 | |
| 394 void DicomWebJsonVisitor::VisitBinary(const std::vector<DicomTag>& parentTags, | |
| 395 const std::vector<size_t>& parentIndexes, | |
| 396 const DicomTag& tag, | |
| 397 ValueRepresentation vr, | |
| 398 const void* data, | |
| 399 size_t size) | |
| 400 { | |
| 401 assert(vr == ValueRepresentation_OtherByte || | |
| 402 vr == ValueRepresentation_OtherDouble || | |
| 403 vr == ValueRepresentation_OtherFloat || | |
| 404 vr == ValueRepresentation_OtherLong || | |
| 405 vr == ValueRepresentation_OtherWord || | |
| 406 vr == ValueRepresentation_Unknown); | |
| 407 | |
| 408 if (tag.GetElement() != 0x0000) | |
| 409 { | |
| 410 BinaryMode mode; | |
| 411 std::string bulkDataUri; | |
| 412 | |
| 413 if (formatter_ == NULL) | |
| 414 { | |
| 415 mode = BinaryMode_InlineBinary; | |
| 416 } | |
| 417 else | |
| 418 { | |
| 419 mode = formatter_->Format(bulkDataUri, parentTags, parentIndexes, tag, vr); | |
| 420 } | |
| 421 | |
| 422 if (mode != BinaryMode_Ignore) | |
| 423 { | |
| 424 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 425 node[KEY_VR] = EnumerationToString(vr); | |
| 426 | |
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427 /** |
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428 * The test on "size > 0" is new in Orthanc 1.9.3, and fixes |
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429 * issue #195 (No need for BulkDataURI when Data Element is |
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430 * empty): https://bugs.orthanc-server.com/show_bug.cgi?id=195 |
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431 **/ |
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432 if (size > 0 || |
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433 tag == DICOM_TAG_PIXEL_DATA || |
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434 vr == ValueRepresentation_Sequence /* new in Orthanc 1.9.4 */) |
| 3202 | 435 { |
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436 switch (mode) |
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437 { |
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438 case BinaryMode_BulkDataUri: |
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439 node[KEY_BULK_DATA_URI] = bulkDataUri; |
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440 break; |
| 3202 | 441 |
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442 case BinaryMode_InlineBinary: |
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443 { |
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444 std::string tmp(static_cast<const char*>(data), size); |
| 3202 | 445 |
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446 std::string base64; |
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447 Toolbox::EncodeBase64(base64, tmp); |
| 3202 | 448 |
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449 node[KEY_INLINE_BINARY] = base64; |
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450 break; |
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451 } |
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452 |
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453 default: |
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454 throw OrthancException(ErrorCode_ParameterOutOfRange); |
| 3202 | 455 } |
| 456 } | |
| 457 } | |
| 458 } | |
| 459 } | |
| 460 | |
| 461 | |
| 462 void DicomWebJsonVisitor::VisitIntegers(const std::vector<DicomTag>& parentTags, | |
| 463 const std::vector<size_t>& parentIndexes, | |
| 464 const DicomTag& tag, | |
| 465 ValueRepresentation vr, | |
| 466 const std::vector<int64_t>& values) | |
| 467 { | |
| 468 if (tag.GetElement() != 0x0000 && | |
| 469 vr != ValueRepresentation_NotSupported) | |
| 470 { | |
| 471 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 472 node[KEY_VR] = EnumerationToString(vr); | |
| 473 | |
| 474 if (!values.empty()) | |
| 475 { | |
| 476 Json::Value content = Json::arrayValue; | |
| 477 for (size_t i = 0; i < values.size(); i++) | |
| 478 { | |
| 479 content.append(FormatInteger(values[i])); | |
| 480 } | |
| 481 | |
| 482 node[KEY_VALUE] = content; | |
| 483 } | |
| 484 } | |
| 485 } | |
| 486 | |
| 487 void DicomWebJsonVisitor::VisitDoubles(const std::vector<DicomTag>& parentTags, | |
| 488 const std::vector<size_t>& parentIndexes, | |
| 489 const DicomTag& tag, | |
| 490 ValueRepresentation vr, | |
| 491 const std::vector<double>& values) | |
| 492 { | |
| 493 if (tag.GetElement() != 0x0000 && | |
| 494 vr != ValueRepresentation_NotSupported) | |
| 495 { | |
| 496 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 497 node[KEY_VR] = EnumerationToString(vr); | |
| 498 | |
| 499 if (!values.empty()) | |
| 500 { | |
| 501 Json::Value content = Json::arrayValue; | |
| 502 for (size_t i = 0; i < values.size(); i++) | |
| 503 { | |
| 504 content.append(FormatDouble(values[i])); | |
| 505 } | |
| 506 | |
| 507 node[KEY_VALUE] = content; | |
| 508 } | |
| 509 } | |
| 510 } | |
| 511 | |
| 512 | |
| 513 void DicomWebJsonVisitor::VisitAttributes(const std::vector<DicomTag>& parentTags, | |
| 514 const std::vector<size_t>& parentIndexes, | |
| 515 const DicomTag& tag, | |
| 516 const std::vector<DicomTag>& values) | |
| 517 { | |
| 518 if (tag.GetElement() != 0x0000) | |
| 519 { | |
| 520 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 521 node[KEY_VR] = EnumerationToString(ValueRepresentation_AttributeTag); | |
| 522 | |
| 523 if (!values.empty()) | |
| 524 { | |
| 525 Json::Value content = Json::arrayValue; | |
| 526 for (size_t i = 0; i < values.size(); i++) | |
| 527 { | |
| 528 content.append(FormatTag(values[i])); | |
| 529 } | |
| 530 | |
| 531 node[KEY_VALUE] = content; | |
| 532 } | |
| 533 } | |
| 534 } | |
| 535 | |
| 536 | |
| 537 ITagVisitor::Action | |
| 538 DicomWebJsonVisitor::VisitString(std::string& newValue, | |
| 539 const std::vector<DicomTag>& parentTags, | |
| 540 const std::vector<size_t>& parentIndexes, | |
| 541 const DicomTag& tag, | |
| 542 ValueRepresentation vr, | |
| 543 const std::string& value) | |
| 544 { | |
| 545 if (tag.GetElement() == 0x0000 || | |
| 546 vr == ValueRepresentation_NotSupported) | |
| 547 { | |
| 548 return Action_None; | |
| 549 } | |
| 550 else | |
| 551 { | |
| 552 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 553 node[KEY_VR] = EnumerationToString(vr); | |
| 554 | |
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555 #if 0 |
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556 /** |
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557 * TODO - The JSON file has an UTF-8 encoding, thus DCMTK |
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558 * replaces the specific character set with "ISO_IR 192" |
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559 * (UNICODE UTF-8). On Google Cloud Healthcare, however, the |
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560 * source encoding is reported, which seems more logical. We |
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561 * thus choose the Google convention. Enabling this block will |
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562 * mimic the DCMTK behavior. |
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563 **/ |
| 3202 | 564 if (tag == DICOM_TAG_SPECIFIC_CHARACTER_SET) |
| 565 { | |
| 566 node[KEY_VALUE].append("ISO_IR 192"); | |
| 567 } | |
| 568 else | |
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569 #endif |
| 3202 | 570 { |
| 571 std::string truncated; | |
| 572 | |
| 573 if (!value.empty() && | |
| 574 value[value.size() - 1] == '\0') | |
| 575 { | |
| 576 truncated = value.substr(0, value.size() - 1); | |
| 577 } | |
| 578 else | |
| 579 { | |
| 580 truncated = value; | |
| 581 } | |
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582 |
| 3202 | 583 if (!truncated.empty()) |
| 584 { | |
| 585 std::vector<std::string> tokens; | |
| 586 Toolbox::TokenizeString(tokens, truncated, '\\'); | |
| 587 | |
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588 if (tag == DICOM_TAG_SPECIFIC_CHARACTER_SET && |
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589 tokens.size() > 1 && |
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590 tokens[0].empty()) |
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591 { |
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592 // Specific character set with code extension: Remove the |
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593 // first element from the vector of encodings |
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594 tokens.erase(tokens.begin()); |
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595 } |
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596 |
| 3202 | 597 node[KEY_VALUE] = Json::arrayValue; |
| 598 for (size_t i = 0; i < tokens.size(); i++) | |
| 599 { | |
| 600 try | |
| 601 { | |
| 602 switch (vr) | |
| 603 { | |
| 604 case ValueRepresentation_PersonName: | |
| 605 { | |
| 4200 | 606 Json::Value tmp = Json::objectValue; |
| 3202 | 607 if (!tokens[i].empty()) |
| 608 { | |
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609 std::vector<std::string> components; |
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610 Toolbox::TokenizeString(components, tokens[i], '='); |
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611 |
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612 if (components.size() >= 1) |
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613 { |
| 4200 | 614 tmp[KEY_ALPHABETIC] = components[0]; |
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615 } |
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616 |
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617 if (components.size() >= 2) |
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618 { |
| 4200 | 619 tmp[KEY_IDEOGRAPHIC] = components[1]; |
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620 } |
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621 |
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622 if (components.size() >= 3) |
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623 { |
| 4200 | 624 tmp[KEY_PHONETIC] = components[2]; |
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625 } |
| 3202 | 626 } |
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627 |
| 4200 | 628 node[KEY_VALUE].append(tmp); |
| 3202 | 629 break; |
| 630 } | |
| 631 | |
| 632 case ValueRepresentation_IntegerString: | |
| 3391 | 633 { |
| 634 /** | |
| 635 * The calls to "StripSpaces()" below fix the | |
| 636 * issue reported by Rana Asim Wajid on 2019-06-05 | |
| 637 * ("Error Exception while invoking plugin service | |
| 638 * 32: Bad file format"): | |
| 639 * https://groups.google.com/d/msg/orthanc-users/T32FovWPcCE/-hKFbfRJBgAJ | |
| 640 **/ | |
| 641 | |
| 4297 | 642 std::string t = Toolbox::StripSpaces(tokens[i]); |
| 3391 | 643 if (t.empty()) |
| 3202 | 644 { |
| 645 node[KEY_VALUE].append(Json::nullValue); | |
| 646 } | |
| 647 else | |
| 648 { | |
| 4200 | 649 int64_t tmp = boost::lexical_cast<int64_t>(t); |
| 650 node[KEY_VALUE].append(FormatInteger(tmp)); | |
| 3202 | 651 } |
| 3391 | 652 |
| 3202 | 653 break; |
| 3391 | 654 } |
| 3202 | 655 |
| 656 case ValueRepresentation_DecimalString: | |
| 3391 | 657 { |
| 4297 | 658 std::string t = Toolbox::StripSpaces(tokens[i]); |
| 3391 | 659 if (t.empty()) |
| 3202 | 660 { |
| 661 node[KEY_VALUE].append(Json::nullValue); | |
| 662 } | |
| 663 else | |
| 664 { | |
| 4200 | 665 double tmp = boost::lexical_cast<double>(t); |
| 666 node[KEY_VALUE].append(FormatDouble(tmp)); | |
| 3202 | 667 } |
| 3391 | 668 |
| 3202 | 669 break; |
| 3391 | 670 } |
| 671 | |
| 3202 | 672 default: |
| 673 if (tokens[i].empty()) | |
| 674 { | |
| 675 node[KEY_VALUE].append(Json::nullValue); | |
| 676 } | |
| 677 else | |
| 678 { | |
| 679 node[KEY_VALUE].append(tokens[i]); | |
| 680 } | |
| 681 | |
| 682 break; | |
| 683 } | |
| 684 } | |
| 685 catch (boost::bad_lexical_cast&) | |
| 686 { | |
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687 std::string tmp; |
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688 if (value.size() < 64 && |
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689 Toolbox::IsAsciiString(value)) |
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690 { |
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691 tmp = ": " + value; |
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692 } |
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693 |
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694 LOG(WARNING) << "Ignoring DICOM tag (" << tag.Format() |
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695 << ") with invalid content for VR " << EnumerationToString(vr) << tmp; |
| 3202 | 696 } |
| 697 } | |
| 698 } | |
| 699 } | |
| 700 } | |
| 701 | |
| 702 return Action_None; | |
| 703 } | |
| 704 } |