Mercurial > hg > orthanc
annotate OrthancFramework/Sources/DicomParsing/DicomWebJsonVisitor.cpp @ 4831:7053502fbf97
added copyright UCLouvain
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 25 Nov 2021 19:01:11 +0100 |
| parents | 979ae3ea3381 |
| children | 43e613a7756b |
| 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 |
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6 * Copyright (C) 2021-2021 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 3202 | 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. |
| 3202 | 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. |
| 3202 | 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/>. |
| 3202 | 21 **/ |
| 22 | |
| 23 | |
| 24 #include "../PrecompiledHeaders.h" | |
| 25 #include "DicomWebJsonVisitor.h" | |
| 26 | |
| 4304 | 27 #include "../Logging.h" |
| 3202 | 28 #include "../OrthancException.h" |
| 29 #include "../Toolbox.h" | |
| 30 #include "FromDcmtkBridge.h" | |
| 31 | |
| 32 #include <boost/math/special_functions/round.hpp> | |
| 33 #include <boost/lexical_cast.hpp> | |
| 34 | |
| 35 | |
| 36 static const char* const KEY_ALPHABETIC = "Alphabetic"; | |
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37 static const char* const KEY_IDEOGRAPHIC = "Ideographic"; |
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38 static const char* const KEY_PHONETIC = "Phonetic"; |
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39 static const char* const KEY_BULK_DATA = "BulkData"; |
| 3202 | 40 static const char* const KEY_BULK_DATA_URI = "BulkDataURI"; |
| 41 static const char* const KEY_INLINE_BINARY = "InlineBinary"; | |
| 42 static const char* const KEY_SQ = "SQ"; | |
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43 static const char* const KEY_TAG = "tag"; |
| 3202 | 44 static const char* const KEY_VALUE = "Value"; |
| 45 static const char* const KEY_VR = "vr"; | |
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46 static const char* const KEY_NUMBER = "number"; |
| 3202 | 47 |
| 48 | |
| 49 namespace Orthanc | |
| 50 { | |
| 51 #if ORTHANC_ENABLE_PUGIXML == 1 | |
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52 static void DecomposeXmlPersonName(pugi::xml_node& target, |
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53 const std::string& source) |
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54 { |
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55 std::vector<std::string> tokens; |
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56 Toolbox::TokenizeString(tokens, source, '^'); |
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57 |
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58 if (tokens.size() >= 1) |
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59 { |
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60 target.append_child("FamilyName").text() = tokens[0].c_str(); |
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61 } |
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62 |
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63 if (tokens.size() >= 2) |
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64 { |
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65 target.append_child("GivenName").text() = tokens[1].c_str(); |
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66 } |
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67 |
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68 if (tokens.size() >= 3) |
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69 { |
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70 target.append_child("MiddleName").text() = tokens[2].c_str(); |
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71 } |
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72 |
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73 if (tokens.size() >= 4) |
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74 { |
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75 target.append_child("NamePrefix").text() = tokens[3].c_str(); |
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76 } |
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77 |
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78 if (tokens.size() >= 5) |
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79 { |
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80 target.append_child("NameSuffix").text() = tokens[4].c_str(); |
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81 } |
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82 } |
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83 |
| 3202 | 84 static void ExploreXmlDataset(pugi::xml_node& target, |
| 85 const Json::Value& source) | |
| 86 { | |
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87 // http://dicom.nema.org/medical/dicom/current/output/chtml/part18/sect_F.3.html#table_F.3.1-1 |
| 3202 | 88 assert(source.type() == Json::objectValue); |
| 89 | |
| 90 Json::Value::Members members = source.getMemberNames(); | |
| 91 for (size_t i = 0; i < members.size(); i++) | |
| 92 { | |
| 93 const DicomTag tag = FromDcmtkBridge::ParseTag(members[i]); | |
| 94 const Json::Value& content = source[members[i]]; | |
| 95 | |
| 96 assert(content.type() == Json::objectValue && | |
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97 content.isMember(KEY_VR) && |
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98 content[KEY_VR].type() == Json::stringValue); |
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99 const std::string vr = content[KEY_VR].asString(); |
| 3202 | 100 |
| 101 const std::string keyword = FromDcmtkBridge::GetTagName(tag, ""); | |
| 102 | |
| 103 pugi::xml_node node = target.append_child("DicomAttribute"); | |
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104 node.append_attribute(KEY_TAG).set_value(members[i].c_str()); |
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105 node.append_attribute(KEY_VR).set_value(vr.c_str()); |
| 3202 | 106 |
| 107 if (keyword != std::string(DcmTag_ERROR_TagName)) | |
| 108 { | |
| 109 node.append_attribute("keyword").set_value(keyword.c_str()); | |
| 110 } | |
| 111 | |
| 112 if (content.isMember(KEY_VALUE)) | |
| 113 { | |
| 114 assert(content[KEY_VALUE].type() == Json::arrayValue); | |
| 115 | |
| 116 for (Json::Value::ArrayIndex j = 0; j < content[KEY_VALUE].size(); j++) | |
| 117 { | |
| 118 std::string number = boost::lexical_cast<std::string>(j + 1); | |
| 119 | |
| 120 if (vr == "SQ") | |
| 121 { | |
| 122 if (content[KEY_VALUE][j].type() == Json::objectValue) | |
| 123 { | |
| 124 pugi::xml_node child = node.append_child("Item"); | |
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125 child.append_attribute(KEY_NUMBER).set_value(number.c_str()); |
| 3202 | 126 ExploreXmlDataset(child, content[KEY_VALUE][j]); |
| 127 } | |
| 128 } | |
| 129 if (vr == "PN") | |
| 130 { | |
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131 bool hasAlphabetic = (content[KEY_VALUE][j].isMember(KEY_ALPHABETIC) && |
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132 content[KEY_VALUE][j][KEY_ALPHABETIC].type() == Json::stringValue); |
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133 |
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134 bool hasIdeographic = (content[KEY_VALUE][j].isMember(KEY_IDEOGRAPHIC) && |
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135 content[KEY_VALUE][j][KEY_IDEOGRAPHIC].type() == Json::stringValue); |
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136 |
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137 bool hasPhonetic = (content[KEY_VALUE][j].isMember(KEY_PHONETIC) && |
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138 content[KEY_VALUE][j][KEY_PHONETIC].type() == Json::stringValue); |
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139 |
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140 if (hasAlphabetic || |
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141 hasIdeographic || |
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142 hasPhonetic) |
| 3202 | 143 { |
| 144 pugi::xml_node child = node.append_child("PersonName"); | |
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145 child.append_attribute(KEY_NUMBER).set_value(number.c_str()); |
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146 |
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147 if (hasAlphabetic) |
| 3202 | 148 { |
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149 pugi::xml_node name = child.append_child(KEY_ALPHABETIC); |
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150 DecomposeXmlPersonName(name, content[KEY_VALUE][j][KEY_ALPHABETIC].asString()); |
| 3202 | 151 } |
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152 |
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153 if (hasIdeographic) |
| 3202 | 154 { |
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155 pugi::xml_node name = child.append_child(KEY_IDEOGRAPHIC); |
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156 DecomposeXmlPersonName(name, content[KEY_VALUE][j][KEY_IDEOGRAPHIC].asString()); |
| 3202 | 157 } |
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158 |
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159 if (hasPhonetic) |
| 3202 | 160 { |
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161 pugi::xml_node name = child.append_child(KEY_PHONETIC); |
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162 DecomposeXmlPersonName(name, content[KEY_VALUE][j][KEY_PHONETIC].asString()); |
| 3202 | 163 } |
| 164 } | |
| 165 } | |
| 166 else | |
| 167 { | |
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168 pugi::xml_node child = node.append_child(KEY_VALUE); |
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169 child.append_attribute(KEY_NUMBER).set_value(number.c_str()); |
| 3202 | 170 |
| 171 switch (content[KEY_VALUE][j].type()) | |
| 172 { | |
| 173 case Json::stringValue: | |
| 174 child.text() = content[KEY_VALUE][j].asCString(); | |
| 175 break; | |
| 176 | |
| 177 case Json::realValue: | |
| 178 child.text() = content[KEY_VALUE][j].asFloat(); | |
| 179 break; | |
| 180 | |
| 181 case Json::intValue: | |
| 182 child.text() = content[KEY_VALUE][j].asInt(); | |
| 183 break; | |
| 184 | |
| 185 case Json::uintValue: | |
| 186 child.text() = content[KEY_VALUE][j].asUInt(); | |
| 187 break; | |
| 188 | |
| 189 default: | |
| 190 break; | |
| 191 } | |
| 192 } | |
| 193 } | |
| 194 } | |
| 195 else if (content.isMember(KEY_BULK_DATA_URI) && | |
| 196 content[KEY_BULK_DATA_URI].type() == Json::stringValue) | |
| 197 { | |
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198 pugi::xml_node child = node.append_child(KEY_BULK_DATA); |
| 3202 | 199 child.append_attribute("URI").set_value(content[KEY_BULK_DATA_URI].asCString()); |
| 200 } | |
| 201 else if (content.isMember(KEY_INLINE_BINARY) && | |
| 202 content[KEY_INLINE_BINARY].type() == Json::stringValue) | |
| 203 { | |
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204 pugi::xml_node child = node.append_child(KEY_INLINE_BINARY); |
| 3202 | 205 child.text() = content[KEY_INLINE_BINARY].asCString(); |
| 206 } | |
| 207 } | |
| 208 } | |
| 209 #endif | |
| 210 | |
| 211 | |
| 212 #if ORTHANC_ENABLE_PUGIXML == 1 | |
| 213 static void DicomWebJsonToXml(pugi::xml_document& target, | |
| 214 const Json::Value& source) | |
| 215 { | |
| 216 pugi::xml_node root = target.append_child("NativeDicomModel"); | |
| 217 root.append_attribute("xmlns").set_value("http://dicom.nema.org/PS3.19/models/NativeDICOM"); | |
| 218 root.append_attribute("xsi:schemaLocation").set_value("http://dicom.nema.org/PS3.19/models/NativeDICOM"); | |
| 219 root.append_attribute("xmlns:xsi").set_value("http://www.w3.org/2001/XMLSchema-instance"); | |
| 220 | |
| 221 ExploreXmlDataset(root, source); | |
| 222 | |
| 223 pugi::xml_node decl = target.prepend_child(pugi::node_declaration); | |
| 224 decl.append_attribute("version").set_value("1.0"); | |
| 225 decl.append_attribute("encoding").set_value("utf-8"); | |
| 226 } | |
| 227 #endif | |
| 228 | |
| 229 | |
| 230 std::string DicomWebJsonVisitor::FormatTag(const DicomTag& tag) | |
| 231 { | |
| 232 char buf[16]; | |
| 233 sprintf(buf, "%04X%04X", tag.GetGroup(), tag.GetElement()); | |
| 234 return std::string(buf); | |
| 235 } | |
| 236 | |
| 237 | |
| 238 Json::Value& DicomWebJsonVisitor::CreateNode(const std::vector<DicomTag>& parentTags, | |
| 239 const std::vector<size_t>& parentIndexes, | |
| 240 const DicomTag& tag) | |
| 241 { | |
| 242 assert(parentTags.size() == parentIndexes.size()); | |
| 243 | |
| 244 Json::Value* node = &result_; | |
| 245 | |
| 246 for (size_t i = 0; i < parentTags.size(); i++) | |
| 247 { | |
| 248 std::string t = FormatTag(parentTags[i]); | |
| 249 | |
| 250 if (!node->isMember(t)) | |
| 251 { | |
| 252 Json::Value item = Json::objectValue; | |
| 253 item[KEY_VR] = KEY_SQ; | |
| 254 item[KEY_VALUE] = Json::arrayValue; | |
| 255 item[KEY_VALUE].append(Json::objectValue); | |
| 256 (*node) [t] = item; | |
| 257 | |
| 258 node = &(*node)[t][KEY_VALUE][0]; | |
| 259 } | |
| 260 else if ((*node) [t].type() != Json::objectValue || | |
| 261 !(*node) [t].isMember(KEY_VR) || | |
| 262 (*node) [t][KEY_VR].type() != Json::stringValue || | |
| 263 (*node) [t][KEY_VR].asString() != KEY_SQ || | |
| 264 !(*node) [t].isMember(KEY_VALUE) || | |
| 265 (*node) [t][KEY_VALUE].type() != Json::arrayValue) | |
| 266 { | |
| 267 throw OrthancException(ErrorCode_InternalError); | |
| 268 } | |
| 269 else | |
| 270 { | |
| 271 size_t currentSize = (*node) [t][KEY_VALUE].size(); | |
| 272 | |
| 273 if (parentIndexes[i] < currentSize) | |
| 274 { | |
| 275 // The node already exists | |
| 276 } | |
| 277 else if (parentIndexes[i] == currentSize) | |
| 278 { | |
| 279 (*node) [t][KEY_VALUE].append(Json::objectValue); | |
| 280 } | |
| 281 else | |
| 282 { | |
| 283 throw OrthancException(ErrorCode_InternalError); | |
| 284 } | |
| 285 | |
| 286 node = &(*node) [t][KEY_VALUE][Json::ArrayIndex(parentIndexes[i])]; | |
| 287 } | |
| 288 } | |
| 289 | |
| 290 assert(node->type() == Json::objectValue); | |
| 291 | |
| 292 std::string t = FormatTag(tag); | |
| 293 if (node->isMember(t)) | |
| 294 { | |
| 295 throw OrthancException(ErrorCode_InternalError); | |
| 296 } | |
| 297 else | |
| 298 { | |
| 299 (*node) [t] = Json::objectValue; | |
| 300 return (*node) [t]; | |
| 301 } | |
| 302 } | |
| 303 | |
| 304 | |
| 305 Json::Value DicomWebJsonVisitor::FormatInteger(int64_t value) | |
| 306 { | |
| 307 if (value < 0) | |
| 308 { | |
| 309 return Json::Value(static_cast<int32_t>(value)); | |
| 310 } | |
| 311 else | |
| 312 { | |
| 313 return Json::Value(static_cast<uint32_t>(value)); | |
| 314 } | |
| 315 } | |
| 316 | |
| 317 | |
| 318 Json::Value DicomWebJsonVisitor::FormatDouble(double value) | |
| 319 { | |
| 3312 | 320 try |
| 321 { | |
| 322 long long a = boost::math::llround<double>(value); | |
| 3202 | 323 |
| 3312 | 324 double d = fabs(value - static_cast<double>(a)); |
| 3202 | 325 |
| 3312 | 326 if (d <= std::numeric_limits<double>::epsilon() * 100.0) |
| 327 { | |
| 328 return FormatInteger(a); | |
| 329 } | |
| 330 else | |
| 331 { | |
| 332 return Json::Value(value); | |
| 333 } | |
| 334 } | |
| 335 catch (boost::math::rounding_error&) | |
| 3202 | 336 { |
| 3312 | 337 // Can occur if "long long" is too small to receive this value |
| 338 // (e.g. infinity) | |
| 3202 | 339 return Json::Value(value); |
| 340 } | |
| 341 } | |
| 342 | |
| 4297 | 343 DicomWebJsonVisitor::DicomWebJsonVisitor() : |
| 344 formatter_(NULL) | |
| 345 { | |
| 346 Clear(); | |
| 347 } | |
| 348 | |
| 349 void DicomWebJsonVisitor::SetFormatter(DicomWebJsonVisitor::IBinaryFormatter &formatter) | |
| 350 { | |
| 351 formatter_ = &formatter; | |
| 352 } | |
| 353 | |
| 354 void DicomWebJsonVisitor::Clear() | |
| 355 { | |
| 356 result_ = Json::objectValue; | |
| 357 } | |
| 358 | |
| 359 const Json::Value &DicomWebJsonVisitor::GetResult() const | |
| 360 { | |
| 361 return result_; | |
| 362 } | |
| 363 | |
| 3202 | 364 |
| 365 #if ORTHANC_ENABLE_PUGIXML == 1 | |
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366 void DicomWebJsonVisitor::FormatXml(std::string& target) const |
| 3202 | 367 { |
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368 pugi::xml_document doc; |
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369 DicomWebJsonToXml(doc, result_); |
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370 Toolbox::XmlToString(target, doc); |
| 3202 | 371 } |
| 372 #endif | |
| 373 | |
| 374 | |
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375 ITagVisitor::Action |
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376 DicomWebJsonVisitor::VisitNotSupported(const std::vector<DicomTag> &parentTags, |
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377 const std::vector<size_t> &parentIndexes, |
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378 const DicomTag &tag, |
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379 ValueRepresentation vr) |
| 4297 | 380 { |
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381 return Action_None; |
| 4297 | 382 } |
| 383 | |
| 384 | |
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385 ITagVisitor::Action |
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386 DicomWebJsonVisitor::VisitSequence(const std::vector<DicomTag>& parentTags, |
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387 const std::vector<size_t>& parentIndexes, |
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388 const DicomTag& tag, |
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389 size_t countItems) |
| 3202 | 390 { |
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391 if (countItems == 0 && |
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392 tag.GetElement() != 0x0000) |
| 3202 | 393 { |
| 394 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 395 node[KEY_VR] = EnumerationToString(ValueRepresentation_Sequence); | |
| 396 } | |
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397 |
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398 return Action_None; |
| 3202 | 399 } |
| 400 | |
| 401 | |
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402 ITagVisitor::Action |
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403 DicomWebJsonVisitor::VisitBinary(const std::vector<DicomTag>& parentTags, |
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404 const std::vector<size_t>& parentIndexes, |
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405 const DicomTag& tag, |
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406 ValueRepresentation vr, |
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407 const void* data, |
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408 size_t size) |
| 3202 | 409 { |
| 410 assert(vr == ValueRepresentation_OtherByte || | |
| 411 vr == ValueRepresentation_OtherDouble || | |
| 412 vr == ValueRepresentation_OtherFloat || | |
| 413 vr == ValueRepresentation_OtherLong || | |
| 414 vr == ValueRepresentation_OtherWord || | |
| 415 vr == ValueRepresentation_Unknown); | |
| 416 | |
| 417 if (tag.GetElement() != 0x0000) | |
| 418 { | |
| 419 BinaryMode mode; | |
| 420 std::string bulkDataUri; | |
| 421 | |
| 422 if (formatter_ == NULL) | |
| 423 { | |
| 424 mode = BinaryMode_InlineBinary; | |
| 425 } | |
| 426 else | |
| 427 { | |
| 428 mode = formatter_->Format(bulkDataUri, parentTags, parentIndexes, tag, vr); | |
| 429 } | |
| 430 | |
| 431 if (mode != BinaryMode_Ignore) | |
| 432 { | |
| 433 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 434 node[KEY_VR] = EnumerationToString(vr); | |
| 435 | |
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436 /** |
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437 * The test on "size > 0" is new in Orthanc 1.9.3, and fixes |
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438 * issue #195 (No need for BulkDataURI when Data Element is |
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439 * empty): https://bugs.orthanc-server.com/show_bug.cgi?id=195 |
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440 **/ |
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441 if (size > 0 || |
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442 tag == DICOM_TAG_PIXEL_DATA || |
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443 vr == ValueRepresentation_Sequence /* new in Orthanc 1.9.4 */) |
| 3202 | 444 { |
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445 switch (mode) |
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446 { |
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447 case BinaryMode_BulkDataUri: |
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448 node[KEY_BULK_DATA_URI] = bulkDataUri; |
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449 break; |
| 3202 | 450 |
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451 case BinaryMode_InlineBinary: |
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452 { |
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453 std::string tmp(static_cast<const char*>(data), size); |
| 3202 | 454 |
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455 std::string base64; |
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456 Toolbox::EncodeBase64(base64, tmp); |
| 3202 | 457 |
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458 node[KEY_INLINE_BINARY] = base64; |
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459 break; |
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460 } |
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461 |
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462 default: |
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463 throw OrthancException(ErrorCode_ParameterOutOfRange); |
| 3202 | 464 } |
| 465 } | |
| 466 } | |
| 467 } | |
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468 |
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469 return Action_None; |
| 3202 | 470 } |
| 471 | |
| 472 | |
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473 ITagVisitor::Action |
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474 DicomWebJsonVisitor::VisitIntegers(const std::vector<DicomTag>& parentTags, |
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475 const std::vector<size_t>& parentIndexes, |
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476 const DicomTag& tag, |
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477 ValueRepresentation vr, |
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478 const std::vector<int64_t>& values) |
| 3202 | 479 { |
| 480 if (tag.GetElement() != 0x0000 && | |
| 481 vr != ValueRepresentation_NotSupported) | |
| 482 { | |
| 483 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 484 node[KEY_VR] = EnumerationToString(vr); | |
| 485 | |
| 486 if (!values.empty()) | |
| 487 { | |
| 488 Json::Value content = Json::arrayValue; | |
| 489 for (size_t i = 0; i < values.size(); i++) | |
| 490 { | |
| 491 content.append(FormatInteger(values[i])); | |
| 492 } | |
| 493 | |
| 494 node[KEY_VALUE] = content; | |
| 495 } | |
| 496 } | |
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497 |
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498 return Action_None; |
| 3202 | 499 } |
| 500 | |
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501 ITagVisitor::Action |
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502 DicomWebJsonVisitor::VisitDoubles(const std::vector<DicomTag>& parentTags, |
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503 const std::vector<size_t>& parentIndexes, |
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504 const DicomTag& tag, |
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505 ValueRepresentation vr, |
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506 const std::vector<double>& values) |
| 3202 | 507 { |
| 508 if (tag.GetElement() != 0x0000 && | |
| 509 vr != ValueRepresentation_NotSupported) | |
| 510 { | |
| 511 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 512 node[KEY_VR] = EnumerationToString(vr); | |
| 513 | |
| 514 if (!values.empty()) | |
| 515 { | |
| 516 Json::Value content = Json::arrayValue; | |
| 517 for (size_t i = 0; i < values.size(); i++) | |
| 518 { | |
| 519 content.append(FormatDouble(values[i])); | |
| 520 } | |
| 521 | |
| 522 node[KEY_VALUE] = content; | |
| 523 } | |
| 524 } | |
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525 |
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526 return Action_None; |
| 3202 | 527 } |
| 528 | |
| 529 | |
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530 ITagVisitor::Action |
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531 DicomWebJsonVisitor::VisitAttributes(const std::vector<DicomTag>& parentTags, |
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532 const std::vector<size_t>& parentIndexes, |
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533 const DicomTag& tag, |
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534 const std::vector<DicomTag>& values) |
| 3202 | 535 { |
| 536 if (tag.GetElement() != 0x0000) | |
| 537 { | |
| 538 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 539 node[KEY_VR] = EnumerationToString(ValueRepresentation_AttributeTag); | |
| 540 | |
| 541 if (!values.empty()) | |
| 542 { | |
| 543 Json::Value content = Json::arrayValue; | |
| 544 for (size_t i = 0; i < values.size(); i++) | |
| 545 { | |
| 546 content.append(FormatTag(values[i])); | |
| 547 } | |
| 548 | |
| 549 node[KEY_VALUE] = content; | |
| 550 } | |
| 551 } | |
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552 |
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553 return Action_None; |
| 3202 | 554 } |
| 555 | |
| 556 | |
| 557 ITagVisitor::Action | |
| 558 DicomWebJsonVisitor::VisitString(std::string& newValue, | |
| 559 const std::vector<DicomTag>& parentTags, | |
| 560 const std::vector<size_t>& parentIndexes, | |
| 561 const DicomTag& tag, | |
| 562 ValueRepresentation vr, | |
| 563 const std::string& value) | |
| 564 { | |
| 565 if (tag.GetElement() == 0x0000 || | |
| 566 vr == ValueRepresentation_NotSupported) | |
| 567 { | |
| 568 return Action_None; | |
| 569 } | |
| 570 else | |
| 571 { | |
| 572 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 573 node[KEY_VR] = EnumerationToString(vr); | |
| 574 | |
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575 #if 0 |
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576 /** |
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577 * TODO - The JSON file has an UTF-8 encoding, thus DCMTK |
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578 * replaces the specific character set with "ISO_IR 192" |
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579 * (UNICODE UTF-8). On Google Cloud Healthcare, however, the |
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580 * source encoding is reported, which seems more logical. We |
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581 * thus choose the Google convention. Enabling this block will |
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582 * mimic the DCMTK behavior. |
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583 **/ |
| 3202 | 584 if (tag == DICOM_TAG_SPECIFIC_CHARACTER_SET) |
| 585 { | |
| 586 node[KEY_VALUE].append("ISO_IR 192"); | |
| 587 } | |
| 588 else | |
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589 #endif |
| 3202 | 590 { |
| 591 std::string truncated; | |
| 592 | |
| 593 if (!value.empty() && | |
| 594 value[value.size() - 1] == '\0') | |
| 595 { | |
| 596 truncated = value.substr(0, value.size() - 1); | |
| 597 } | |
| 598 else | |
| 599 { | |
| 600 truncated = value; | |
| 601 } | |
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602 |
| 3202 | 603 if (!truncated.empty()) |
| 604 { | |
| 605 std::vector<std::string> tokens; | |
| 606 Toolbox::TokenizeString(tokens, truncated, '\\'); | |
| 607 | |
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608 if (tag == DICOM_TAG_SPECIFIC_CHARACTER_SET && |
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609 tokens.size() > 1 && |
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610 tokens[0].empty()) |
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611 { |
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612 // Specific character set with code extension: Remove the |
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613 // first element from the vector of encodings |
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614 tokens.erase(tokens.begin()); |
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615 } |
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616 |
| 3202 | 617 node[KEY_VALUE] = Json::arrayValue; |
| 618 for (size_t i = 0; i < tokens.size(); i++) | |
| 619 { | |
| 620 try | |
| 621 { | |
| 622 switch (vr) | |
| 623 { | |
| 624 case ValueRepresentation_PersonName: | |
| 625 { | |
| 4200 | 626 Json::Value tmp = Json::objectValue; |
| 3202 | 627 if (!tokens[i].empty()) |
| 628 { | |
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629 std::vector<std::string> components; |
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630 Toolbox::TokenizeString(components, tokens[i], '='); |
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631 |
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632 if (components.size() >= 1) |
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633 { |
| 4200 | 634 tmp[KEY_ALPHABETIC] = components[0]; |
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635 } |
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636 |
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637 if (components.size() >= 2) |
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638 { |
| 4200 | 639 tmp[KEY_IDEOGRAPHIC] = components[1]; |
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640 } |
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641 |
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642 if (components.size() >= 3) |
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643 { |
| 4200 | 644 tmp[KEY_PHONETIC] = components[2]; |
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645 } |
| 3202 | 646 } |
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647 |
| 4200 | 648 node[KEY_VALUE].append(tmp); |
| 3202 | 649 break; |
| 650 } | |
| 651 | |
| 652 case ValueRepresentation_IntegerString: | |
| 3391 | 653 { |
| 654 /** | |
| 655 * The calls to "StripSpaces()" below fix the | |
| 656 * issue reported by Rana Asim Wajid on 2019-06-05 | |
| 657 * ("Error Exception while invoking plugin service | |
| 658 * 32: Bad file format"): | |
| 659 * https://groups.google.com/d/msg/orthanc-users/T32FovWPcCE/-hKFbfRJBgAJ | |
| 660 **/ | |
| 661 | |
| 4297 | 662 std::string t = Toolbox::StripSpaces(tokens[i]); |
| 3391 | 663 if (t.empty()) |
| 3202 | 664 { |
| 665 node[KEY_VALUE].append(Json::nullValue); | |
| 666 } | |
| 667 else | |
| 668 { | |
| 4200 | 669 int64_t tmp = boost::lexical_cast<int64_t>(t); |
| 670 node[KEY_VALUE].append(FormatInteger(tmp)); | |
| 3202 | 671 } |
| 3391 | 672 |
| 3202 | 673 break; |
| 3391 | 674 } |
| 3202 | 675 |
| 676 case ValueRepresentation_DecimalString: | |
| 3391 | 677 { |
| 4297 | 678 std::string t = Toolbox::StripSpaces(tokens[i]); |
| 3391 | 679 if (t.empty()) |
| 3202 | 680 { |
| 681 node[KEY_VALUE].append(Json::nullValue); | |
| 682 } | |
| 683 else | |
| 684 { | |
| 4200 | 685 double tmp = boost::lexical_cast<double>(t); |
| 686 node[KEY_VALUE].append(FormatDouble(tmp)); | |
| 3202 | 687 } |
| 3391 | 688 |
| 3202 | 689 break; |
| 3391 | 690 } |
| 691 | |
| 3202 | 692 default: |
| 693 if (tokens[i].empty()) | |
| 694 { | |
| 695 node[KEY_VALUE].append(Json::nullValue); | |
| 696 } | |
| 697 else | |
| 698 { | |
| 699 node[KEY_VALUE].append(tokens[i]); | |
| 700 } | |
| 701 | |
| 702 break; | |
| 703 } | |
| 704 } | |
| 705 catch (boost::bad_lexical_cast&) | |
| 706 { | |
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707 std::string tmp; |
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708 if (value.size() < 64 && |
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709 Toolbox::IsAsciiString(value)) |
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710 { |
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711 tmp = ": " + value; |
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712 } |
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713 |
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714 LOG(WARNING) << "Ignoring DICOM tag (" << tag.Format() |
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715 << ") with invalid content for VR " << EnumerationToString(vr) << tmp; |
| 3202 | 716 } |
| 717 } | |
| 718 } | |
| 719 } | |
| 720 } | |
| 721 | |
| 722 return Action_None; | |
| 723 } | |
| 724 } |