Mercurial > hg > orthanc
annotate OrthancServer/OrthancMoveRequestHandler.cpp @ 1573:3309878b3e16
more information about the origin of requests submitted to the DICOM handlers
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 25 Aug 2015 13:05:22 +0200 |
| parents | f967bdf8534e |
| children | 3bcb01028107 |
| rev | line source |
|---|---|
| 619 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
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3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
| 619 | 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 | |
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32 |
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33 #include "PrecompiledHeadersServer.h" |
| 619 | 34 #include "OrthancMoveRequestHandler.h" |
| 35 | |
| 36 #include "OrthancInitialization.h" | |
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37 #include "FromDcmtkBridge.h" |
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38 #include "../Core/DicomFormat/DicomArray.h" |
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39 #include "../Core/Logging.h" |
| 619 | 40 |
| 41 namespace Orthanc | |
| 42 { | |
| 43 namespace | |
| 44 { | |
| 45 // Anonymous namespace to avoid clashes between compilation modules | |
| 46 | |
| 47 class OrthancMoveRequestIterator : public IMoveRequestIterator | |
| 48 { | |
| 49 private: | |
| 50 ServerContext& context_; | |
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51 const std::string& localAet_; |
| 619 | 52 std::vector<std::string> instances_; |
| 53 size_t position_; | |
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54 RemoteModalityParameters remote_; |
| 771 | 55 |
| 619 | 56 public: |
| 57 OrthancMoveRequestIterator(ServerContext& context, | |
| 771 | 58 const std::string& aet, |
| 619 | 59 const std::string& publicId) : |
| 60 context_(context), | |
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61 localAet_(context.GetDefaultLocalApplicationEntityTitle()), |
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62 position_(0) |
| 619 | 63 { |
| 771 | 64 LOG(INFO) << "Sending resource " << publicId << " to modality \"" << aet << "\""; |
| 619 | 65 |
| 66 std::list<std::string> tmp; | |
| 67 context_.GetIndex().GetChildInstances(tmp, publicId); | |
| 68 | |
| 69 instances_.reserve(tmp.size()); | |
| 656 | 70 for (std::list<std::string>::iterator it = tmp.begin(); it != tmp.end(); ++it) |
| 619 | 71 { |
| 72 instances_.push_back(*it); | |
| 73 } | |
| 771 | 74 |
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75 remote_ = Configuration::GetModalityUsingAet(aet); |
| 619 | 76 } |
| 77 | |
| 78 virtual unsigned int GetSubOperationCount() const | |
| 79 { | |
| 80 return instances_.size(); | |
| 81 } | |
| 82 | |
| 83 virtual Status DoNext() | |
| 84 { | |
| 85 if (position_ >= instances_.size()) | |
| 86 { | |
| 87 return Status_Failure; | |
| 88 } | |
| 89 | |
| 90 const std::string& id = instances_[position_++]; | |
| 91 | |
| 92 std::string dicom; | |
| 93 context_.ReadFile(dicom, id, FileContentType_Dicom); | |
| 771 | 94 |
| 95 { | |
| 776 | 96 ReusableDicomUserConnection::Locker locker |
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97 (context_.GetReusableDicomUserConnection(), localAet_, remote_); |
| 776 | 98 locker.GetConnection().Store(dicom); |
| 771 | 99 } |
| 619 | 100 |
| 101 return Status_Success; | |
| 102 } | |
| 103 }; | |
| 104 } | |
| 105 | |
| 106 | |
| 1162 | 107 bool OrthancMoveRequestHandler::LookupIdentifier(std::string& publicId, |
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108 DicomTag tag, |
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109 const DicomMap& input) |
| 619 | 110 { |
| 111 if (!input.HasTag(tag)) | |
| 112 { | |
| 113 return false; | |
| 114 } | |
| 115 | |
| 116 std::string value = input.GetValue(tag).AsString(); | |
| 117 | |
| 118 std::list<std::string> ids; | |
| 1162 | 119 context_.GetIndex().LookupIdentifier(ids, tag, value); |
| 619 | 120 |
| 121 if (ids.size() != 1) | |
| 122 { | |
| 123 return false; | |
| 124 } | |
| 125 else | |
| 126 { | |
| 127 publicId = ids.front(); | |
| 128 return true; | |
| 129 } | |
| 130 } | |
| 131 | |
| 132 | |
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133 IMoveRequestIterator* OrthancMoveRequestHandler::Handle(const std::string& targetAet, |
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134 const DicomMap& input, |
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135 const std::string& remoteIp, |
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136 const std::string& remoteAet) |
| 619 | 137 { |
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138 LOG(WARNING) << "Move-SCU request received for AET \"" << targetAet << "\""; |
| 619 | 139 |
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140 { |
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141 DicomArray query(input); |
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142 for (size_t i = 0; i < query.GetSize(); i++) |
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143 { |
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144 if (!query.GetElement(i).GetValue().IsNull()) |
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145 { |
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146 LOG(INFO) << " " << query.GetElement(i).GetTag() |
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147 << " " << FromDcmtkBridge::GetName(query.GetElement(i).GetTag()) |
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148 << " = " << query.GetElement(i).GetValue().AsString(); |
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149 } |
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150 } |
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151 } |
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152 |
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153 |
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154 |
| 619 | 155 /** |
| 156 * Retrieve the query level. | |
| 157 **/ | |
| 158 | |
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159 ResourceType level; |
| 619 | 160 const DicomValue* levelTmp = input.TestAndGetValue(DICOM_TAG_QUERY_RETRIEVE_LEVEL); |
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161 |
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162 if (levelTmp != NULL) |
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163 { |
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164 level = StringToResourceType(levelTmp->AsString().c_str()); |
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165 } |
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166 else |
| 619 | 167 { |
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168 // The query level is not present in the C-Move request, which |
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169 // does not follow the DICOM standard. This is for instance the |
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170 // behavior of Tudor DICOM. Try and automatically deduce the |
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171 // query level: Start from the instance level, going up to the |
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172 // patient level until a valid DICOM identifier is found. |
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173 |
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174 std::string publicId; |
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175 |
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176 if (LookupIdentifier(publicId, DICOM_TAG_SOP_INSTANCE_UID, input) || |
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177 LookupIdentifier(publicId, DICOM_TAG_SERIES_INSTANCE_UID, input) || |
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178 LookupIdentifier(publicId, DICOM_TAG_STUDY_INSTANCE_UID, input) || |
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179 LookupIdentifier(publicId, DICOM_TAG_PATIENT_ID, input)) |
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180 { |
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181 return new OrthancMoveRequestIterator(context_, targetAet, publicId); |
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182 } |
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183 else |
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184 { |
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185 // No identifier is present in the request. |
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186 throw OrthancException(ErrorCode_BadRequest); |
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187 } |
| 619 | 188 } |
| 189 | |
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190 |
| 619 | 191 |
| 192 /** | |
| 193 * Lookup for the resource to be sent. | |
| 194 **/ | |
| 195 | |
| 196 bool ok; | |
| 197 std::string publicId; | |
| 198 | |
| 199 switch (level) | |
| 200 { | |
| 201 case ResourceType_Patient: | |
| 1162 | 202 ok = LookupIdentifier(publicId, DICOM_TAG_PATIENT_ID, input); |
| 619 | 203 break; |
| 204 | |
| 205 case ResourceType_Study: | |
| 1162 | 206 ok = LookupIdentifier(publicId, DICOM_TAG_STUDY_INSTANCE_UID, input); |
| 619 | 207 break; |
| 208 | |
| 209 case ResourceType_Series: | |
| 1162 | 210 ok = LookupIdentifier(publicId, DICOM_TAG_SERIES_INSTANCE_UID, input); |
| 619 | 211 break; |
| 212 | |
| 213 case ResourceType_Instance: | |
| 1162 | 214 ok = LookupIdentifier(publicId, DICOM_TAG_SOP_INSTANCE_UID, input); |
| 619 | 215 break; |
| 216 | |
| 217 default: | |
| 218 ok = false; | |
| 219 } | |
| 220 | |
| 221 if (!ok) | |
| 222 { | |
| 223 throw OrthancException(ErrorCode_BadRequest); | |
| 224 } | |
| 225 | |
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226 return new OrthancMoveRequestIterator(context_, targetAet, publicId); |
| 619 | 227 } |
| 228 } |