Mercurial > hg > orthanc
annotate OrthancServer/OrthancMoveRequestHandler.cpp @ 1274:b9e2ed59cae4
refactoring
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 21 Jan 2015 17:32:53 +0100 |
| parents | 703fcd797186 |
| children | 6e7e5ed91c2d |
| rev | line source |
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| 619 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 689 | 3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, |
| 619 | 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 | |
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32 |
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33 #include "PrecompiledHeadersServer.h" |
| 619 | 34 #include "OrthancMoveRequestHandler.h" |
| 35 | |
| 36 #include <glog/logging.h> | |
| 37 | |
| 38 #include "OrthancInitialization.h" | |
| 39 | |
| 40 namespace Orthanc | |
| 41 { | |
| 42 namespace | |
| 43 { | |
| 44 // Anonymous namespace to avoid clashes between compilation modules | |
| 45 | |
| 46 class OrthancMoveRequestIterator : public IMoveRequestIterator | |
| 47 { | |
| 48 private: | |
| 49 ServerContext& context_; | |
| 50 std::vector<std::string> instances_; | |
| 51 size_t position_; | |
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52 RemoteModalityParameters remote_; |
| 771 | 53 |
| 619 | 54 public: |
| 55 OrthancMoveRequestIterator(ServerContext& context, | |
| 771 | 56 const std::string& aet, |
| 619 | 57 const std::string& publicId) : |
| 58 context_(context), | |
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59 position_(0) |
| 619 | 60 { |
| 771 | 61 LOG(INFO) << "Sending resource " << publicId << " to modality \"" << aet << "\""; |
| 619 | 62 |
| 63 std::list<std::string> tmp; | |
| 64 context_.GetIndex().GetChildInstances(tmp, publicId); | |
| 65 | |
| 66 instances_.reserve(tmp.size()); | |
| 656 | 67 for (std::list<std::string>::iterator it = tmp.begin(); it != tmp.end(); ++it) |
| 619 | 68 { |
| 69 instances_.push_back(*it); | |
| 70 } | |
| 771 | 71 |
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72 remote_ = Configuration::GetModalityUsingAet(aet); |
| 619 | 73 } |
| 74 | |
| 75 virtual unsigned int GetSubOperationCount() const | |
| 76 { | |
| 77 return instances_.size(); | |
| 78 } | |
| 79 | |
| 80 virtual Status DoNext() | |
| 81 { | |
| 82 if (position_ >= instances_.size()) | |
| 83 { | |
| 84 return Status_Failure; | |
| 85 } | |
| 86 | |
| 87 const std::string& id = instances_[position_++]; | |
| 88 | |
| 89 std::string dicom; | |
| 90 context_.ReadFile(dicom, id, FileContentType_Dicom); | |
| 771 | 91 |
| 92 { | |
| 776 | 93 ReusableDicomUserConnection::Locker locker |
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94 (context_.GetReusableDicomUserConnection(), remote_); |
| 776 | 95 locker.GetConnection().Store(dicom); |
| 771 | 96 } |
| 619 | 97 |
| 98 return Status_Success; | |
| 99 } | |
| 100 }; | |
| 101 } | |
| 102 | |
| 103 | |
| 1162 | 104 bool OrthancMoveRequestHandler::LookupIdentifier(std::string& publicId, |
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105 DicomTag tag, |
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106 const DicomMap& input) |
| 619 | 107 { |
| 108 if (!input.HasTag(tag)) | |
| 109 { | |
| 110 return false; | |
| 111 } | |
| 112 | |
| 113 std::string value = input.GetValue(tag).AsString(); | |
| 114 | |
| 115 std::list<std::string> ids; | |
| 1162 | 116 context_.GetIndex().LookupIdentifier(ids, tag, value); |
| 619 | 117 |
| 118 if (ids.size() != 1) | |
| 119 { | |
| 120 return false; | |
| 121 } | |
| 122 else | |
| 123 { | |
| 124 publicId = ids.front(); | |
| 125 return true; | |
| 126 } | |
| 127 } | |
| 128 | |
| 129 | |
| 771 | 130 IMoveRequestIterator* OrthancMoveRequestHandler::Handle(const std::string& aet, |
| 619 | 131 const DicomMap& input) |
| 132 { | |
| 771 | 133 LOG(WARNING) << "Move-SCU request received for AET \"" << aet << "\""; |
| 619 | 134 |
| 135 /** | |
| 136 * Retrieve the query level. | |
| 137 **/ | |
| 138 | |
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139 ResourceType level; |
| 619 | 140 const DicomValue* levelTmp = input.TestAndGetValue(DICOM_TAG_QUERY_RETRIEVE_LEVEL); |
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141 |
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142 if (levelTmp != NULL) |
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143 { |
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144 level = StringToResourceType(levelTmp->AsString().c_str()); |
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145 } |
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146 else |
| 619 | 147 { |
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148 // The query level is not present in the C-Move request, which |
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149 // does not follow the DICOM standard. This is for instance the |
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150 // behavior of Tudor DICOM. Try and automatically deduce the |
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151 // query level: Start from the instance level, going up to the |
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152 // patient level until a valid DICOM identifier is found. |
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153 |
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154 std::string publicId; |
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155 |
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156 if (LookupIdentifier(publicId, DICOM_TAG_SOP_INSTANCE_UID, input) || |
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157 LookupIdentifier(publicId, DICOM_TAG_SERIES_INSTANCE_UID, input) || |
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158 LookupIdentifier(publicId, DICOM_TAG_STUDY_INSTANCE_UID, input) || |
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159 LookupIdentifier(publicId, DICOM_TAG_PATIENT_ID, input)) |
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160 { |
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161 return new OrthancMoveRequestIterator(context_, aet, publicId); |
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162 } |
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163 else |
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164 { |
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165 // No identifier is present in the request. |
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166 throw OrthancException(ErrorCode_BadRequest); |
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167 } |
| 619 | 168 } |
| 169 | |
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170 |
| 619 | 171 |
| 172 /** | |
| 173 * Lookup for the resource to be sent. | |
| 174 **/ | |
| 175 | |
| 176 bool ok; | |
| 177 std::string publicId; | |
| 178 | |
| 179 switch (level) | |
| 180 { | |
| 181 case ResourceType_Patient: | |
| 1162 | 182 ok = LookupIdentifier(publicId, DICOM_TAG_PATIENT_ID, input); |
| 619 | 183 break; |
| 184 | |
| 185 case ResourceType_Study: | |
| 1162 | 186 ok = LookupIdentifier(publicId, DICOM_TAG_STUDY_INSTANCE_UID, input); |
| 619 | 187 break; |
| 188 | |
| 189 case ResourceType_Series: | |
| 1162 | 190 ok = LookupIdentifier(publicId, DICOM_TAG_SERIES_INSTANCE_UID, input); |
| 619 | 191 break; |
| 192 | |
| 193 case ResourceType_Instance: | |
| 1162 | 194 ok = LookupIdentifier(publicId, DICOM_TAG_SOP_INSTANCE_UID, input); |
| 619 | 195 break; |
| 196 | |
| 197 default: | |
| 198 ok = false; | |
| 199 } | |
| 200 | |
| 201 if (!ok) | |
| 202 { | |
| 203 throw OrthancException(ErrorCode_BadRequest); | |
| 204 } | |
| 205 | |
| 771 | 206 return new OrthancMoveRequestIterator(context_, aet, publicId); |
| 619 | 207 } |
| 208 } |