Mercurial > hg > orthanc
annotate OrthancServer/DicomModification.cpp @ 795:d466b3606aca
refactoring
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 06 May 2014 11:01:30 +0200 |
| parents | 331eaf9d9d69 |
| children | a811bdf8b8eb |
| rev | line source |
|---|---|
| 786 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, | |
| 4 * Belgium | |
| 5 * | |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU General Public License as | |
| 8 * published by the Free Software Foundation, either version 3 of the | |
| 9 * License, or (at your option) any later version. | |
| 10 * | |
| 11 * In addition, as a special exception, the copyright holders of this | |
| 12 * program give permission to link the code of its release with the | |
| 13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 14 * that use the same license as the "OpenSSL" library), and distribute | |
| 15 * the linked executables. You must obey the GNU General Public License | |
| 16 * in all respects for all of the code used other than "OpenSSL". If you | |
| 17 * modify file(s) with this exception, you may extend this exception to | |
| 18 * your version of the file(s), but you are not obligated to do so. If | |
| 19 * you do not wish to do so, delete this exception statement from your | |
| 20 * version. If you delete this exception statement from all source files | |
| 21 * in the program, then also delete it here. | |
| 22 * | |
| 23 * This program is distributed in the hope that it will be useful, but | |
| 24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 26 * General Public License for more details. | |
| 27 * | |
| 28 * You should have received a copy of the GNU General Public License | |
| 29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 30 **/ | |
| 31 | |
| 32 | |
| 33 #include "DicomModification.h" | |
| 34 | |
| 35 #include "../Core/OrthancException.h" | |
| 790 | 36 #include "FromDcmtkBridge.h" |
| 786 | 37 |
| 795 | 38 #include <memory> // For std::auto_ptr |
| 39 | |
| 786 | 40 namespace Orthanc |
| 41 { | |
| 42 void DicomModification::MapDicomIdentifier(ParsedDicomFile& dicom, | |
| 788 | 43 ResourceType level) |
| 786 | 44 { |
| 45 std::auto_ptr<DicomTag> tag; | |
| 46 | |
| 47 switch (level) | |
| 48 { | |
| 788 | 49 case ResourceType_Study: |
| 786 | 50 tag.reset(new DicomTag(DICOM_TAG_STUDY_INSTANCE_UID)); |
| 51 break; | |
| 52 | |
| 788 | 53 case ResourceType_Series: |
| 786 | 54 tag.reset(new DicomTag(DICOM_TAG_SERIES_INSTANCE_UID)); |
| 55 break; | |
| 56 | |
| 788 | 57 case ResourceType_Instance: |
| 786 | 58 tag.reset(new DicomTag(DICOM_TAG_SOP_INSTANCE_UID)); |
| 59 break; | |
| 60 | |
| 61 default: | |
| 62 throw OrthancException(ErrorCode_InternalError); | |
| 63 } | |
| 64 | |
| 65 std::string original; | |
| 66 if (!dicom.GetTagValue(original, *tag)) | |
| 67 { | |
| 68 original = ""; | |
| 69 } | |
| 70 | |
| 71 std::string mapped; | |
| 72 | |
| 73 UidMap::const_iterator previous = uidMap_.find(std::make_pair(level, original)); | |
| 74 if (previous == uidMap_.end()) | |
| 75 { | |
| 76 mapped = FromDcmtkBridge::GenerateUniqueIdentifier(level); | |
| 77 uidMap_.insert(std::make_pair(std::make_pair(level, original), mapped)); | |
| 78 } | |
| 79 else | |
| 80 { | |
| 81 mapped = previous->second; | |
| 82 } | |
| 83 | |
| 84 dicom.Replace(*tag, mapped); | |
| 85 } | |
| 86 | |
| 87 DicomModification::DicomModification() | |
| 88 { | |
| 89 removePrivateTags_ = false; | |
| 788 | 90 level_ = ResourceType_Instance; |
| 786 | 91 } |
| 92 | |
|
787
ac18946afa74
refactoring of anonymization/modification
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
786
diff
changeset
|
93 void DicomModification::Keep(const DicomTag& tag) |
| 786 | 94 { |
| 95 removals_.erase(tag); | |
| 96 replacements_.erase(tag); | |
| 97 } | |
| 98 | |
| 99 void DicomModification::Remove(const DicomTag& tag) | |
| 100 { | |
| 101 removals_.insert(tag); | |
| 102 replacements_.erase(tag); | |
| 103 } | |
| 104 | |
| 105 bool DicomModification::IsRemoved(const DicomTag& tag) const | |
| 106 { | |
| 107 return removals_.find(tag) != removals_.end(); | |
| 108 } | |
| 109 | |
| 110 void DicomModification::Replace(const DicomTag& tag, | |
| 111 const std::string& value) | |
| 112 { | |
| 113 removals_.erase(tag); | |
| 114 replacements_[tag] = value; | |
| 115 } | |
| 116 | |
| 117 bool DicomModification::IsReplaced(const DicomTag& tag) const | |
| 118 { | |
| 119 return replacements_.find(tag) != replacements_.end(); | |
| 120 } | |
| 121 | |
| 122 const std::string& DicomModification::GetReplacement(const DicomTag& tag) const | |
| 123 { | |
| 124 Replacements::const_iterator it = replacements_.find(tag); | |
| 125 | |
| 126 if (it == replacements_.end()) | |
| 127 { | |
| 128 throw OrthancException(ErrorCode_InexistentItem); | |
| 129 } | |
| 130 else | |
| 131 { | |
| 132 return it->second; | |
| 133 } | |
| 134 } | |
| 135 | |
| 136 void DicomModification::SetRemovePrivateTags(bool removed) | |
| 137 { | |
| 138 removePrivateTags_ = removed; | |
| 139 } | |
| 140 | |
| 788 | 141 void DicomModification::SetLevel(ResourceType level) |
| 786 | 142 { |
| 143 uidMap_.clear(); | |
| 144 level_ = level; | |
| 145 } | |
| 146 | |
| 147 void DicomModification::SetupAnonymization() | |
| 148 { | |
| 149 removals_.clear(); | |
| 150 replacements_.clear(); | |
| 151 removePrivateTags_ = true; | |
| 788 | 152 level_ = ResourceType_Patient; |
| 786 | 153 uidMap_.clear(); |
| 154 | |
| 155 // This is Table E.1-1 from PS 3.15-2008 - DICOM Part 15: Security and System Management Profiles | |
| 156 removals_.insert(DicomTag(0x0008, 0x0014)); // Instance Creator UID | |
| 157 //removals_.insert(DicomTag(0x0008, 0x0018)); // SOP Instance UID => set in Apply() | |
| 158 removals_.insert(DicomTag(0x0008, 0x0050)); // Accession Number | |
| 159 removals_.insert(DicomTag(0x0008, 0x0080)); // Institution Name | |
| 160 removals_.insert(DicomTag(0x0008, 0x0081)); // Institution Address | |
| 161 removals_.insert(DicomTag(0x0008, 0x0090)); // Referring Physician's Name | |
| 162 removals_.insert(DicomTag(0x0008, 0x0092)); // Referring Physician's Address | |
| 163 removals_.insert(DicomTag(0x0008, 0x0094)); // Referring Physician's Telephone Numbers | |
| 164 removals_.insert(DicomTag(0x0008, 0x1010)); // Station Name | |
| 165 removals_.insert(DicomTag(0x0008, 0x1030)); // Study Description | |
| 166 removals_.insert(DicomTag(0x0008, 0x103e)); // Series Description | |
| 167 removals_.insert(DicomTag(0x0008, 0x1040)); // Institutional Department Name | |
| 168 removals_.insert(DicomTag(0x0008, 0x1048)); // Physician(s) of Record | |
| 169 removals_.insert(DicomTag(0x0008, 0x1050)); // Performing Physicians' Name | |
| 170 removals_.insert(DicomTag(0x0008, 0x1060)); // Name of Physician(s) Reading Study | |
| 171 removals_.insert(DicomTag(0x0008, 0x1070)); // Operators' Name | |
| 172 removals_.insert(DicomTag(0x0008, 0x1080)); // Admitting Diagnoses Description | |
| 173 removals_.insert(DicomTag(0x0008, 0x1155)); // Referenced SOP Instance UID | |
| 174 removals_.insert(DicomTag(0x0008, 0x2111)); // Derivation Description | |
| 175 //removals_.insert(DicomTag(0x0010, 0x0010)); // Patient's Name => cf. below (*) | |
| 176 //removals_.insert(DicomTag(0x0010, 0x0020)); // Patient ID => cf. below (*) | |
| 177 removals_.insert(DicomTag(0x0010, 0x0030)); // Patient's Birth Date | |
| 178 removals_.insert(DicomTag(0x0010, 0x0032)); // Patient's Birth Time | |
| 179 removals_.insert(DicomTag(0x0010, 0x0040)); // Patient's Sex | |
| 180 removals_.insert(DicomTag(0x0010, 0x1000)); // Other Patient Ids | |
| 181 removals_.insert(DicomTag(0x0010, 0x1001)); // Other Patient Names | |
| 182 removals_.insert(DicomTag(0x0010, 0x1010)); // Patient's Age | |
| 183 removals_.insert(DicomTag(0x0010, 0x1020)); // Patient's Size | |
| 184 removals_.insert(DicomTag(0x0010, 0x1030)); // Patient's Weight | |
| 185 removals_.insert(DicomTag(0x0010, 0x1090)); // Medical Record Locator | |
| 186 removals_.insert(DicomTag(0x0010, 0x2160)); // Ethnic Group | |
| 187 removals_.insert(DicomTag(0x0010, 0x2180)); // Occupation | |
| 188 removals_.insert(DicomTag(0x0010, 0x21b0)); // Additional Patient's History | |
| 189 removals_.insert(DicomTag(0x0010, 0x4000)); // Patient Comments | |
| 190 removals_.insert(DicomTag(0x0018, 0x1000)); // Device Serial Number | |
| 191 removals_.insert(DicomTag(0x0018, 0x1030)); // Protocol Name | |
| 192 //removals_.insert(DicomTag(0x0020, 0x000d)); // Study Instance UID => set in Apply() | |
| 193 //removals_.insert(DicomTag(0x0020, 0x000e)); // Series Instance UID => set in Apply() | |
| 194 removals_.insert(DicomTag(0x0020, 0x0010)); // Study ID | |
| 195 removals_.insert(DicomTag(0x0020, 0x0052)); // Frame of Reference UID | |
| 196 removals_.insert(DicomTag(0x0020, 0x0200)); // Synchronization Frame of Reference UID | |
| 197 removals_.insert(DicomTag(0x0020, 0x4000)); // Image Comments | |
| 198 removals_.insert(DicomTag(0x0040, 0x0275)); // Request Attributes Sequence | |
| 199 removals_.insert(DicomTag(0x0040, 0xa124)); // UID | |
| 200 removals_.insert(DicomTag(0x0040, 0xa730)); // Content Sequence | |
| 201 removals_.insert(DicomTag(0x0088, 0x0140)); // Storage Media File-set UID | |
| 202 removals_.insert(DicomTag(0x3006, 0x0024)); // Referenced Frame of Reference UID | |
| 203 removals_.insert(DicomTag(0x3006, 0x00c2)); // Related Frame of Reference UID | |
| 204 | |
| 205 // Some more removals (from the experience of DICOM files at the CHU of Liege) | |
| 206 removals_.insert(DicomTag(0x0010, 0x1040)); // Patient's Address | |
| 207 removals_.insert(DicomTag(0x0032, 0x1032)); // Requesting Physician | |
| 208 removals_.insert(DicomTag(0x0010, 0x2154)); // PatientTelephoneNumbers | |
| 209 removals_.insert(DicomTag(0x0010, 0x2000)); // Medical Alerts | |
| 210 | |
| 211 // Set the DeidentificationMethod tag | |
| 212 replacements_.insert(std::make_pair(DicomTag(0x0012, 0x0063), "Orthanc " ORTHANC_VERSION " - PS 3.15-2008 Table E.1-1")); | |
| 213 | |
| 214 // Set the PatientIdentityRemoved tag | |
| 215 replacements_.insert(std::make_pair(DicomTag(0x0012, 0x0062), "YES")); | |
| 216 | |
| 217 // (*) Choose a random patient name and ID | |
| 788 | 218 std::string patientId = FromDcmtkBridge::GenerateUniqueIdentifier(ResourceType_Patient); |
| 786 | 219 replacements_[DICOM_TAG_PATIENT_ID] = patientId; |
| 220 replacements_[DICOM_TAG_PATIENT_NAME] = patientId; | |
| 221 } | |
| 222 | |
| 223 void DicomModification::Apply(ParsedDicomFile& toModify) | |
| 224 { | |
| 225 // Check the request | |
| 788 | 226 assert(ResourceType_Patient + 1 == ResourceType_Study && |
| 227 ResourceType_Study + 1 == ResourceType_Series && | |
| 228 ResourceType_Series + 1 == ResourceType_Instance); | |
| 786 | 229 |
| 230 if (IsRemoved(DICOM_TAG_PATIENT_ID) || | |
| 231 IsRemoved(DICOM_TAG_STUDY_INSTANCE_UID) || | |
| 232 IsRemoved(DICOM_TAG_SERIES_INSTANCE_UID) || | |
| 233 IsRemoved(DICOM_TAG_SOP_INSTANCE_UID)) | |
| 234 { | |
| 235 throw OrthancException(ErrorCode_BadRequest); | |
| 236 } | |
| 237 | |
| 788 | 238 if (level_ == ResourceType_Patient && !IsReplaced(DICOM_TAG_PATIENT_ID)) |
| 786 | 239 { |
| 240 throw OrthancException(ErrorCode_BadRequest); | |
| 241 } | |
| 242 | |
| 788 | 243 if (level_ > ResourceType_Patient && IsReplaced(DICOM_TAG_PATIENT_ID)) |
| 786 | 244 { |
| 245 throw OrthancException(ErrorCode_BadRequest); | |
| 246 } | |
| 247 | |
| 788 | 248 if (level_ > ResourceType_Study && IsReplaced(DICOM_TAG_STUDY_INSTANCE_UID)) |
| 786 | 249 { |
| 250 throw OrthancException(ErrorCode_BadRequest); | |
| 251 } | |
| 252 | |
| 788 | 253 if (level_ > ResourceType_Series && IsReplaced(DICOM_TAG_SERIES_INSTANCE_UID)) |
| 786 | 254 { |
| 255 throw OrthancException(ErrorCode_BadRequest); | |
| 256 } | |
| 257 | |
| 258 // (1) Remove the private tags, if need be | |
| 259 if (removePrivateTags_) | |
| 260 { | |
| 261 toModify.RemovePrivateTags(); | |
| 262 } | |
| 263 | |
| 264 // (2) Remove the tags specified by the user | |
| 265 for (Removals::const_iterator it = removals_.begin(); | |
| 266 it != removals_.end(); ++it) | |
| 267 { | |
| 268 toModify.Remove(*it); | |
| 269 } | |
| 270 | |
| 271 // (3) Replace the tags | |
| 272 for (Replacements::const_iterator it = replacements_.begin(); | |
| 273 it != replacements_.end(); ++it) | |
| 274 { | |
| 789 | 275 toModify.Replace(it->first, it->second, DicomReplaceMode_InsertIfAbsent); |
| 786 | 276 } |
| 277 | |
| 278 // (4) Update the DICOM identifiers | |
| 788 | 279 if (level_ <= ResourceType_Study) |
| 786 | 280 { |
| 788 | 281 MapDicomIdentifier(toModify, ResourceType_Study); |
| 786 | 282 } |
| 283 | |
| 788 | 284 if (level_ <= ResourceType_Series) |
| 786 | 285 { |
| 788 | 286 MapDicomIdentifier(toModify, ResourceType_Series); |
| 786 | 287 } |
| 288 | |
| 788 | 289 if (level_ <= ResourceType_Instance) // Always true |
| 786 | 290 { |
| 788 | 291 MapDicomIdentifier(toModify, ResourceType_Instance); |
| 786 | 292 } |
| 293 } | |
| 294 } |