Mercurial > hg > orthanc
annotate OrthancFramework/Sources/DicomParsing/DicomWebJsonVisitor.cpp @ 5649:4a2bfda999c6
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| author | Alain Mazy <am@orthanc.team> |
|---|---|
| date | Mon, 03 Jun 2024 14:30:30 +0200 |
| parents | f7adfb22e20e |
| children | 3f10350b26da |
| 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) 2017-2023 Osimis S.A., Belgium |
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium |
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 3202 | 8 * |
| 9 * This program is free software: you can redistribute it and/or | |
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10 * modify it under the terms of the GNU Lesser General Public License |
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11 * as published by the Free Software Foundation, either version 3 of |
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12 * the License, or (at your option) any later version. |
| 3202 | 13 * |
| 14 * This program is distributed in the hope that it will be useful, but | |
| 15 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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17 * Lesser General Public License for more details. |
| 3202 | 18 * |
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19 * You should have received a copy of the GNU Lesser General Public |
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20 * License along with this program. If not, see |
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21 * <http://www.gnu.org/licenses/>. |
| 3202 | 22 **/ |
| 23 | |
| 24 | |
| 25 #include "../PrecompiledHeaders.h" | |
| 26 #include "DicomWebJsonVisitor.h" | |
| 27 | |
| 4304 | 28 #include "../Logging.h" |
| 3202 | 29 #include "../OrthancException.h" |
| 30 #include "../Toolbox.h" | |
| 31 #include "FromDcmtkBridge.h" | |
| 32 | |
| 33 #include <boost/math/special_functions/round.hpp> | |
| 34 #include <boost/lexical_cast.hpp> | |
| 35 | |
| 36 | |
| 37 static const char* const KEY_ALPHABETIC = "Alphabetic"; | |
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38 static const char* const KEY_IDEOGRAPHIC = "Ideographic"; |
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39 static const char* const KEY_PHONETIC = "Phonetic"; |
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40 static const char* const KEY_BULK_DATA = "BulkData"; |
| 3202 | 41 static const char* const KEY_BULK_DATA_URI = "BulkDataURI"; |
| 42 static const char* const KEY_INLINE_BINARY = "InlineBinary"; | |
| 43 static const char* const KEY_SQ = "SQ"; | |
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44 static const char* const KEY_TAG = "tag"; |
| 3202 | 45 static const char* const KEY_VALUE = "Value"; |
| 46 static const char* const KEY_VR = "vr"; | |
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47 static const char* const KEY_NUMBER = "number"; |
| 3202 | 48 |
| 49 | |
| 50 namespace Orthanc | |
| 51 { | |
| 52 #if ORTHANC_ENABLE_PUGIXML == 1 | |
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53 static void DecomposeXmlPersonName(pugi::xml_node& target, |
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54 const std::string& source) |
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55 { |
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56 std::vector<std::string> tokens; |
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57 Toolbox::TokenizeString(tokens, source, '^'); |
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58 |
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59 if (tokens.size() >= 1) |
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60 { |
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61 target.append_child("FamilyName").text() = tokens[0].c_str(); |
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62 } |
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63 |
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64 if (tokens.size() >= 2) |
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65 { |
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66 target.append_child("GivenName").text() = tokens[1].c_str(); |
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67 } |
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68 |
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69 if (tokens.size() >= 3) |
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70 { |
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71 target.append_child("MiddleName").text() = tokens[2].c_str(); |
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72 } |
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73 |
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74 if (tokens.size() >= 4) |
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75 { |
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76 target.append_child("NamePrefix").text() = tokens[3].c_str(); |
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77 } |
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78 |
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79 if (tokens.size() >= 5) |
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80 { |
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81 target.append_child("NameSuffix").text() = tokens[4].c_str(); |
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82 } |
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83 } |
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84 |
| 3202 | 85 static void ExploreXmlDataset(pugi::xml_node& target, |
| 86 const Json::Value& source) | |
| 87 { | |
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88 // http://dicom.nema.org/medical/dicom/current/output/chtml/part18/sect_F.3.html#table_F.3.1-1 |
| 3202 | 89 assert(source.type() == Json::objectValue); |
| 90 | |
| 91 Json::Value::Members members = source.getMemberNames(); | |
| 92 for (size_t i = 0; i < members.size(); i++) | |
| 93 { | |
| 94 const DicomTag tag = FromDcmtkBridge::ParseTag(members[i]); | |
| 95 const Json::Value& content = source[members[i]]; | |
| 96 | |
| 97 assert(content.type() == Json::objectValue && | |
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98 content.isMember(KEY_VR) && |
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99 content[KEY_VR].type() == Json::stringValue); |
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100 const std::string vr = content[KEY_VR].asString(); |
| 3202 | 101 |
| 102 const std::string keyword = FromDcmtkBridge::GetTagName(tag, ""); | |
| 103 | |
| 104 pugi::xml_node node = target.append_child("DicomAttribute"); | |
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105 node.append_attribute(KEY_TAG).set_value(members[i].c_str()); |
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106 node.append_attribute(KEY_VR).set_value(vr.c_str()); |
| 3202 | 107 |
| 108 if (keyword != std::string(DcmTag_ERROR_TagName)) | |
| 109 { | |
| 110 node.append_attribute("keyword").set_value(keyword.c_str()); | |
| 111 } | |
| 112 | |
| 113 if (content.isMember(KEY_VALUE)) | |
| 114 { | |
| 115 assert(content[KEY_VALUE].type() == Json::arrayValue); | |
| 116 | |
| 117 for (Json::Value::ArrayIndex j = 0; j < content[KEY_VALUE].size(); j++) | |
| 118 { | |
| 119 std::string number = boost::lexical_cast<std::string>(j + 1); | |
| 120 | |
| 121 if (vr == "SQ") | |
| 122 { | |
| 123 if (content[KEY_VALUE][j].type() == Json::objectValue) | |
| 124 { | |
| 125 pugi::xml_node child = node.append_child("Item"); | |
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126 child.append_attribute(KEY_NUMBER).set_value(number.c_str()); |
| 3202 | 127 ExploreXmlDataset(child, content[KEY_VALUE][j]); |
| 128 } | |
| 129 } | |
| 130 if (vr == "PN") | |
| 131 { | |
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132 bool hasAlphabetic = (content[KEY_VALUE][j].isMember(KEY_ALPHABETIC) && |
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133 content[KEY_VALUE][j][KEY_ALPHABETIC].type() == Json::stringValue); |
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134 |
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135 bool hasIdeographic = (content[KEY_VALUE][j].isMember(KEY_IDEOGRAPHIC) && |
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136 content[KEY_VALUE][j][KEY_IDEOGRAPHIC].type() == Json::stringValue); |
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137 |
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138 bool hasPhonetic = (content[KEY_VALUE][j].isMember(KEY_PHONETIC) && |
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139 content[KEY_VALUE][j][KEY_PHONETIC].type() == Json::stringValue); |
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140 |
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141 if (hasAlphabetic || |
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142 hasIdeographic || |
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143 hasPhonetic) |
| 3202 | 144 { |
| 145 pugi::xml_node child = node.append_child("PersonName"); | |
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146 child.append_attribute(KEY_NUMBER).set_value(number.c_str()); |
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147 |
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148 if (hasAlphabetic) |
| 3202 | 149 { |
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150 pugi::xml_node name = child.append_child(KEY_ALPHABETIC); |
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151 DecomposeXmlPersonName(name, content[KEY_VALUE][j][KEY_ALPHABETIC].asString()); |
| 3202 | 152 } |
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153 |
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154 if (hasIdeographic) |
| 3202 | 155 { |
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156 pugi::xml_node name = child.append_child(KEY_IDEOGRAPHIC); |
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157 DecomposeXmlPersonName(name, content[KEY_VALUE][j][KEY_IDEOGRAPHIC].asString()); |
| 3202 | 158 } |
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159 |
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160 if (hasPhonetic) |
| 3202 | 161 { |
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162 pugi::xml_node name = child.append_child(KEY_PHONETIC); |
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163 DecomposeXmlPersonName(name, content[KEY_VALUE][j][KEY_PHONETIC].asString()); |
| 3202 | 164 } |
| 165 } | |
| 166 } | |
| 167 else | |
| 168 { | |
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169 pugi::xml_node child = node.append_child(KEY_VALUE); |
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170 child.append_attribute(KEY_NUMBER).set_value(number.c_str()); |
| 3202 | 171 |
| 172 switch (content[KEY_VALUE][j].type()) | |
| 173 { | |
| 174 case Json::stringValue: | |
| 175 child.text() = content[KEY_VALUE][j].asCString(); | |
| 176 break; | |
| 177 | |
| 178 case Json::realValue: | |
| 179 child.text() = content[KEY_VALUE][j].asFloat(); | |
| 180 break; | |
| 181 | |
| 182 case Json::intValue: | |
| 183 child.text() = content[KEY_VALUE][j].asInt(); | |
| 184 break; | |
| 185 | |
| 186 case Json::uintValue: | |
| 187 child.text() = content[KEY_VALUE][j].asUInt(); | |
| 188 break; | |
| 189 | |
| 190 default: | |
| 191 break; | |
| 192 } | |
| 193 } | |
| 194 } | |
| 195 } | |
| 196 else if (content.isMember(KEY_BULK_DATA_URI) && | |
| 197 content[KEY_BULK_DATA_URI].type() == Json::stringValue) | |
| 198 { | |
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199 pugi::xml_node child = node.append_child(KEY_BULK_DATA); |
| 3202 | 200 child.append_attribute("URI").set_value(content[KEY_BULK_DATA_URI].asCString()); |
| 201 } | |
| 202 else if (content.isMember(KEY_INLINE_BINARY) && | |
| 203 content[KEY_INLINE_BINARY].type() == Json::stringValue) | |
| 204 { | |
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205 pugi::xml_node child = node.append_child(KEY_INLINE_BINARY); |
| 3202 | 206 child.text() = content[KEY_INLINE_BINARY].asCString(); |
| 207 } | |
| 208 } | |
| 209 } | |
| 210 #endif | |
| 211 | |
| 212 | |
| 213 #if ORTHANC_ENABLE_PUGIXML == 1 | |
| 214 static void DicomWebJsonToXml(pugi::xml_document& target, | |
| 215 const Json::Value& source) | |
| 216 { | |
| 217 pugi::xml_node root = target.append_child("NativeDicomModel"); | |
| 218 root.append_attribute("xmlns").set_value("http://dicom.nema.org/PS3.19/models/NativeDICOM"); | |
| 219 root.append_attribute("xsi:schemaLocation").set_value("http://dicom.nema.org/PS3.19/models/NativeDICOM"); | |
| 220 root.append_attribute("xmlns:xsi").set_value("http://www.w3.org/2001/XMLSchema-instance"); | |
| 221 | |
| 222 ExploreXmlDataset(root, source); | |
| 223 | |
| 224 pugi::xml_node decl = target.prepend_child(pugi::node_declaration); | |
| 225 decl.append_attribute("version").set_value("1.0"); | |
| 226 decl.append_attribute("encoding").set_value("utf-8"); | |
| 227 } | |
| 228 #endif | |
| 229 | |
| 230 | |
| 231 std::string DicomWebJsonVisitor::FormatTag(const DicomTag& tag) | |
| 232 { | |
| 233 char buf[16]; | |
| 234 sprintf(buf, "%04X%04X", tag.GetGroup(), tag.GetElement()); | |
| 235 return std::string(buf); | |
| 236 } | |
| 237 | |
| 238 | |
| 239 Json::Value& DicomWebJsonVisitor::CreateNode(const std::vector<DicomTag>& parentTags, | |
| 240 const std::vector<size_t>& parentIndexes, | |
| 241 const DicomTag& tag) | |
| 242 { | |
| 243 assert(parentTags.size() == parentIndexes.size()); | |
| 244 | |
| 245 Json::Value* node = &result_; | |
| 246 | |
| 247 for (size_t i = 0; i < parentTags.size(); i++) | |
| 248 { | |
| 249 std::string t = FormatTag(parentTags[i]); | |
| 250 | |
| 251 if (!node->isMember(t)) | |
| 252 { | |
| 253 Json::Value item = Json::objectValue; | |
| 254 item[KEY_VR] = KEY_SQ; | |
| 255 item[KEY_VALUE] = Json::arrayValue; | |
| 256 item[KEY_VALUE].append(Json::objectValue); | |
| 257 (*node) [t] = item; | |
| 258 | |
| 259 node = &(*node)[t][KEY_VALUE][0]; | |
| 260 } | |
| 261 else if ((*node) [t].type() != Json::objectValue || | |
| 262 !(*node) [t].isMember(KEY_VR) || | |
| 263 (*node) [t][KEY_VR].type() != Json::stringValue || | |
| 264 (*node) [t][KEY_VR].asString() != KEY_SQ || | |
| 265 !(*node) [t].isMember(KEY_VALUE) || | |
| 266 (*node) [t][KEY_VALUE].type() != Json::arrayValue) | |
| 267 { | |
| 268 throw OrthancException(ErrorCode_InternalError); | |
| 269 } | |
| 270 else | |
| 271 { | |
| 272 size_t currentSize = (*node) [t][KEY_VALUE].size(); | |
| 273 | |
| 274 if (parentIndexes[i] < currentSize) | |
| 275 { | |
| 276 // The node already exists | |
| 277 } | |
| 278 else if (parentIndexes[i] == currentSize) | |
| 279 { | |
| 280 (*node) [t][KEY_VALUE].append(Json::objectValue); | |
| 281 } | |
| 282 else | |
| 283 { | |
| 284 throw OrthancException(ErrorCode_InternalError); | |
| 285 } | |
| 286 | |
| 287 node = &(*node) [t][KEY_VALUE][Json::ArrayIndex(parentIndexes[i])]; | |
| 288 } | |
| 289 } | |
| 290 | |
| 291 assert(node->type() == Json::objectValue); | |
| 292 | |
| 293 std::string t = FormatTag(tag); | |
| 294 if (node->isMember(t)) | |
| 295 { | |
| 296 throw OrthancException(ErrorCode_InternalError); | |
| 297 } | |
| 298 else | |
| 299 { | |
| 300 (*node) [t] = Json::objectValue; | |
| 301 return (*node) [t]; | |
| 302 } | |
| 303 } | |
| 304 | |
| 305 | |
| 306 Json::Value DicomWebJsonVisitor::FormatInteger(int64_t value) | |
| 307 { | |
| 308 if (value < 0) | |
| 309 { | |
| 310 return Json::Value(static_cast<int32_t>(value)); | |
| 311 } | |
| 312 else | |
| 313 { | |
| 314 return Json::Value(static_cast<uint32_t>(value)); | |
| 315 } | |
| 316 } | |
| 317 | |
| 318 | |
| 319 Json::Value DicomWebJsonVisitor::FormatDouble(double value) | |
| 320 { | |
| 3312 | 321 try |
| 322 { | |
| 323 long long a = boost::math::llround<double>(value); | |
| 3202 | 324 |
| 3312 | 325 double d = fabs(value - static_cast<double>(a)); |
| 3202 | 326 |
| 3312 | 327 if (d <= std::numeric_limits<double>::epsilon() * 100.0) |
| 328 { | |
| 329 return FormatInteger(a); | |
| 330 } | |
| 331 else | |
| 332 { | |
| 333 return Json::Value(value); | |
| 334 } | |
| 335 } | |
| 336 catch (boost::math::rounding_error&) | |
| 3202 | 337 { |
| 3312 | 338 // Can occur if "long long" is too small to receive this value |
| 339 // (e.g. infinity) | |
| 3202 | 340 return Json::Value(value); |
| 341 } | |
| 342 } | |
| 343 | |
| 4297 | 344 DicomWebJsonVisitor::DicomWebJsonVisitor() : |
| 345 formatter_(NULL) | |
| 346 { | |
| 347 Clear(); | |
| 348 } | |
| 349 | |
| 350 void DicomWebJsonVisitor::SetFormatter(DicomWebJsonVisitor::IBinaryFormatter &formatter) | |
| 351 { | |
| 352 formatter_ = &formatter; | |
| 353 } | |
| 354 | |
| 355 void DicomWebJsonVisitor::Clear() | |
| 356 { | |
| 357 result_ = Json::objectValue; | |
| 358 } | |
| 359 | |
| 360 const Json::Value &DicomWebJsonVisitor::GetResult() const | |
| 361 { | |
| 362 return result_; | |
| 363 } | |
| 364 | |
| 3202 | 365 |
| 366 #if ORTHANC_ENABLE_PUGIXML == 1 | |
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367 void DicomWebJsonVisitor::FormatXml(std::string& target) const |
| 3202 | 368 { |
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369 pugi::xml_document doc; |
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370 DicomWebJsonToXml(doc, result_); |
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371 Toolbox::XmlToString(target, doc); |
| 3202 | 372 } |
| 373 #endif | |
| 374 | |
| 375 | |
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376 ITagVisitor::Action |
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377 DicomWebJsonVisitor::VisitNotSupported(const std::vector<DicomTag> &parentTags, |
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378 const std::vector<size_t> &parentIndexes, |
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379 const DicomTag &tag, |
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380 ValueRepresentation vr) |
| 4297 | 381 { |
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382 return Action_None; |
| 4297 | 383 } |
| 384 | |
| 385 | |
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386 ITagVisitor::Action |
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387 DicomWebJsonVisitor::VisitSequence(const std::vector<DicomTag>& parentTags, |
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388 const std::vector<size_t>& parentIndexes, |
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389 const DicomTag& tag, |
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390 size_t countItems) |
| 3202 | 391 { |
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392 if (countItems == 0 && |
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393 tag.GetElement() != 0x0000) |
| 3202 | 394 { |
| 395 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 396 node[KEY_VR] = EnumerationToString(ValueRepresentation_Sequence); | |
| 397 } | |
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398 |
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399 return Action_None; |
| 3202 | 400 } |
| 401 | |
| 402 | |
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403 ITagVisitor::Action |
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404 DicomWebJsonVisitor::VisitBinary(const std::vector<DicomTag>& parentTags, |
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405 const std::vector<size_t>& parentIndexes, |
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406 const DicomTag& tag, |
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407 ValueRepresentation vr, |
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408 const void* data, |
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409 size_t size) |
| 3202 | 410 { |
| 411 assert(vr == ValueRepresentation_OtherByte || | |
| 412 vr == ValueRepresentation_OtherDouble || | |
| 413 vr == ValueRepresentation_OtherFloat || | |
| 414 vr == ValueRepresentation_OtherLong || | |
| 415 vr == ValueRepresentation_OtherWord || | |
| 416 vr == ValueRepresentation_Unknown); | |
| 417 | |
| 418 if (tag.GetElement() != 0x0000) | |
| 419 { | |
| 420 BinaryMode mode; | |
| 421 std::string bulkDataUri; | |
| 422 | |
| 423 if (formatter_ == NULL) | |
| 424 { | |
| 425 mode = BinaryMode_InlineBinary; | |
| 426 } | |
| 427 else | |
| 428 { | |
| 429 mode = formatter_->Format(bulkDataUri, parentTags, parentIndexes, tag, vr); | |
| 430 } | |
| 431 | |
| 432 if (mode != BinaryMode_Ignore) | |
| 433 { | |
| 434 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 435 node[KEY_VR] = EnumerationToString(vr); | |
| 436 | |
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437 /** |
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438 * The test on "size > 0" is new in Orthanc 1.9.3, and fixes |
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439 * issue #195 (No need for BulkDataURI when Data Element is |
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440 * empty): https://orthanc.uclouvain.be/bugs/show_bug.cgi?id=195 |
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441 **/ |
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442 if (size > 0 || |
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443 tag == DICOM_TAG_PIXEL_DATA || |
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444 vr == ValueRepresentation_Sequence /* new in Orthanc 1.9.4 */) |
| 3202 | 445 { |
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446 switch (mode) |
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447 { |
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448 case BinaryMode_BulkDataUri: |
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449 node[KEY_BULK_DATA_URI] = bulkDataUri; |
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450 break; |
| 3202 | 451 |
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452 case BinaryMode_InlineBinary: |
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453 { |
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454 std::string tmp(static_cast<const char*>(data), size); |
| 3202 | 455 |
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456 std::string base64; |
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457 Toolbox::EncodeBase64(base64, tmp); |
| 3202 | 458 |
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459 node[KEY_INLINE_BINARY] = base64; |
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460 break; |
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461 } |
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462 |
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463 default: |
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464 throw OrthancException(ErrorCode_ParameterOutOfRange); |
| 3202 | 465 } |
| 466 } | |
| 467 } | |
| 468 } | |
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469 |
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470 return Action_None; |
| 3202 | 471 } |
| 472 | |
| 473 | |
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474 ITagVisitor::Action |
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475 DicomWebJsonVisitor::VisitIntegers(const std::vector<DicomTag>& parentTags, |
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476 const std::vector<size_t>& parentIndexes, |
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477 const DicomTag& tag, |
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478 ValueRepresentation vr, |
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479 const std::vector<int64_t>& values) |
| 3202 | 480 { |
| 481 if (tag.GetElement() != 0x0000 && | |
| 482 vr != ValueRepresentation_NotSupported) | |
| 483 { | |
| 484 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 485 node[KEY_VR] = EnumerationToString(vr); | |
| 486 | |
| 487 if (!values.empty()) | |
| 488 { | |
| 489 Json::Value content = Json::arrayValue; | |
| 490 for (size_t i = 0; i < values.size(); i++) | |
| 491 { | |
| 492 content.append(FormatInteger(values[i])); | |
| 493 } | |
| 494 | |
| 495 node[KEY_VALUE] = content; | |
| 496 } | |
| 497 } | |
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498 |
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499 return Action_None; |
| 3202 | 500 } |
| 501 | |
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502 ITagVisitor::Action |
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503 DicomWebJsonVisitor::VisitDoubles(const std::vector<DicomTag>& parentTags, |
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504 const std::vector<size_t>& parentIndexes, |
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505 const DicomTag& tag, |
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506 ValueRepresentation vr, |
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507 const std::vector<double>& values) |
| 3202 | 508 { |
| 509 if (tag.GetElement() != 0x0000 && | |
| 510 vr != ValueRepresentation_NotSupported) | |
| 511 { | |
| 512 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 513 node[KEY_VR] = EnumerationToString(vr); | |
| 514 | |
| 515 if (!values.empty()) | |
| 516 { | |
| 517 Json::Value content = Json::arrayValue; | |
| 518 for (size_t i = 0; i < values.size(); i++) | |
| 519 { | |
| 520 content.append(FormatDouble(values[i])); | |
| 521 } | |
| 522 | |
| 523 node[KEY_VALUE] = content; | |
| 524 } | |
| 525 } | |
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526 |
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527 return Action_None; |
| 3202 | 528 } |
| 529 | |
| 530 | |
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531 ITagVisitor::Action |
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532 DicomWebJsonVisitor::VisitAttributes(const std::vector<DicomTag>& parentTags, |
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533 const std::vector<size_t>& parentIndexes, |
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534 const DicomTag& tag, |
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535 const std::vector<DicomTag>& values) |
| 3202 | 536 { |
| 537 if (tag.GetElement() != 0x0000) | |
| 538 { | |
| 539 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 540 node[KEY_VR] = EnumerationToString(ValueRepresentation_AttributeTag); | |
| 541 | |
| 542 if (!values.empty()) | |
| 543 { | |
| 544 Json::Value content = Json::arrayValue; | |
| 545 for (size_t i = 0; i < values.size(); i++) | |
| 546 { | |
| 547 content.append(FormatTag(values[i])); | |
| 548 } | |
| 549 | |
| 550 node[KEY_VALUE] = content; | |
| 551 } | |
| 552 } | |
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553 |
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554 return Action_None; |
| 3202 | 555 } |
| 556 | |
| 557 | |
| 558 ITagVisitor::Action | |
| 559 DicomWebJsonVisitor::VisitString(std::string& newValue, | |
| 560 const std::vector<DicomTag>& parentTags, | |
| 561 const std::vector<size_t>& parentIndexes, | |
| 562 const DicomTag& tag, | |
| 563 ValueRepresentation vr, | |
| 564 const std::string& value) | |
| 565 { | |
| 566 if (tag.GetElement() == 0x0000 || | |
| 567 vr == ValueRepresentation_NotSupported) | |
| 568 { | |
| 569 return Action_None; | |
| 570 } | |
| 571 else | |
| 572 { | |
| 573 Json::Value& node = CreateNode(parentTags, parentIndexes, tag); | |
| 574 node[KEY_VR] = EnumerationToString(vr); | |
| 575 | |
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576 #if 0 |
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577 /** |
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578 * TODO - The JSON file has an UTF-8 encoding, thus DCMTK |
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579 * replaces the specific character set with "ISO_IR 192" |
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580 * (UNICODE UTF-8). On Google Cloud Healthcare, however, the |
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581 * source encoding is reported, which seems more logical. We |
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582 * thus choose the Google convention. Enabling this block will |
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583 * mimic the DCMTK behavior. |
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584 **/ |
| 3202 | 585 if (tag == DICOM_TAG_SPECIFIC_CHARACTER_SET) |
| 586 { | |
| 587 node[KEY_VALUE].append("ISO_IR 192"); | |
| 588 } | |
| 589 else | |
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590 #endif |
| 3202 | 591 { |
| 592 std::string truncated; | |
| 593 | |
| 594 if (!value.empty() && | |
| 595 value[value.size() - 1] == '\0') | |
| 596 { | |
| 597 truncated = value.substr(0, value.size() - 1); | |
| 598 } | |
| 599 else | |
| 600 { | |
| 601 truncated = value; | |
| 602 } | |
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603 |
| 3202 | 604 if (!truncated.empty()) |
| 605 { | |
| 606 std::vector<std::string> tokens; | |
| 607 Toolbox::TokenizeString(tokens, truncated, '\\'); | |
| 608 | |
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609 if (tag == DICOM_TAG_SPECIFIC_CHARACTER_SET && |
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610 tokens.size() > 1 && |
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611 tokens[0].empty()) |
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612 { |
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613 // Specific character set with code extension: Remove the |
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614 // first element from the vector of encodings |
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615 tokens.erase(tokens.begin()); |
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616 } |
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617 |
| 3202 | 618 node[KEY_VALUE] = Json::arrayValue; |
| 619 for (size_t i = 0; i < tokens.size(); i++) | |
| 620 { | |
| 621 try | |
| 622 { | |
| 623 switch (vr) | |
| 624 { | |
| 625 case ValueRepresentation_PersonName: | |
| 626 { | |
| 4200 | 627 Json::Value tmp = Json::objectValue; |
| 3202 | 628 if (!tokens[i].empty()) |
| 629 { | |
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630 std::vector<std::string> components; |
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631 Toolbox::TokenizeString(components, tokens[i], '='); |
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632 |
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633 if (components.size() >= 1) |
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634 { |
| 4200 | 635 tmp[KEY_ALPHABETIC] = components[0]; |
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636 } |
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637 |
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638 if (components.size() >= 2) |
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639 { |
| 4200 | 640 tmp[KEY_IDEOGRAPHIC] = components[1]; |
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641 } |
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642 |
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643 if (components.size() >= 3) |
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644 { |
| 4200 | 645 tmp[KEY_PHONETIC] = components[2]; |
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646 } |
| 3202 | 647 } |
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648 |
| 4200 | 649 node[KEY_VALUE].append(tmp); |
| 3202 | 650 break; |
| 651 } | |
| 652 | |
| 653 case ValueRepresentation_IntegerString: | |
| 3391 | 654 { |
| 655 /** | |
| 656 * The calls to "StripSpaces()" below fix the | |
| 657 * issue reported by Rana Asim Wajid on 2019-06-05 | |
| 658 * ("Error Exception while invoking plugin service | |
| 659 * 32: Bad file format"): | |
| 660 * https://groups.google.com/d/msg/orthanc-users/T32FovWPcCE/-hKFbfRJBgAJ | |
| 661 **/ | |
| 662 | |
| 4297 | 663 std::string t = Toolbox::StripSpaces(tokens[i]); |
| 3391 | 664 if (t.empty()) |
| 3202 | 665 { |
| 666 node[KEY_VALUE].append(Json::nullValue); | |
| 667 } | |
| 668 else | |
| 669 { | |
| 4200 | 670 int64_t tmp = boost::lexical_cast<int64_t>(t); |
| 671 node[KEY_VALUE].append(FormatInteger(tmp)); | |
| 3202 | 672 } |
| 3391 | 673 |
| 3202 | 674 break; |
| 3391 | 675 } |
| 3202 | 676 |
| 677 case ValueRepresentation_DecimalString: | |
| 3391 | 678 { |
| 4297 | 679 std::string t = Toolbox::StripSpaces(tokens[i]); |
| 3391 | 680 if (t.empty()) |
| 3202 | 681 { |
| 682 node[KEY_VALUE].append(Json::nullValue); | |
| 683 } | |
| 684 else | |
| 685 { | |
| 4200 | 686 double tmp = boost::lexical_cast<double>(t); |
| 687 node[KEY_VALUE].append(FormatDouble(tmp)); | |
| 3202 | 688 } |
| 3391 | 689 |
| 3202 | 690 break; |
| 3391 | 691 } |
| 692 | |
| 3202 | 693 default: |
| 694 if (tokens[i].empty()) | |
| 695 { | |
| 696 node[KEY_VALUE].append(Json::nullValue); | |
| 697 } | |
| 698 else | |
| 699 { | |
| 700 node[KEY_VALUE].append(tokens[i]); | |
| 701 } | |
| 702 | |
| 703 break; | |
| 704 } | |
| 705 } | |
| 706 catch (boost::bad_lexical_cast&) | |
| 707 { | |
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708 std::string tmp; |
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709 if (value.size() < 64 && |
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710 Toolbox::IsAsciiString(value)) |
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711 { |
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712 tmp = ": " + value; |
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713 } |
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714 |
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715 LOG(WARNING) << "Ignoring DICOM tag (" << tag.Format() |
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716 << ") with invalid content for VR " << EnumerationToString(vr) << tmp; |
| 3202 | 717 } |
| 718 } | |
| 719 } | |
| 720 } | |
| 721 } | |
| 722 | |
| 723 return Action_None; | |
| 724 } | |
| 725 } |