Mercurial > hg > orthanc
comparison OrthancServer/OrthancMoveRequestHandler.cpp @ 619:70d0f27e5bd3 find-move-scp
refactoring
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 25 Oct 2013 11:57:30 +0200 |
parents | |
children | 08eca5d86aad |
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618:5ab377df6d8b | 619:70d0f27e5bd3 |
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1 /** | |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
3 * Copyright (C) 2012-2013 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 #include "OrthancMoveRequestHandler.h" | |
33 | |
34 #include <glog/logging.h> | |
35 | |
36 #include "DicomProtocol/DicomUserConnection.h" | |
37 #include "OrthancInitialization.h" | |
38 | |
39 namespace Orthanc | |
40 { | |
41 namespace | |
42 { | |
43 // Anonymous namespace to avoid clashes between compilation modules | |
44 | |
45 class OrthancMoveRequestIterator : public IMoveRequestIterator | |
46 { | |
47 private: | |
48 ServerContext& context_; | |
49 std::vector<std::string> instances_; | |
50 DicomUserConnection connection_; | |
51 size_t position_; | |
52 | |
53 public: | |
54 OrthancMoveRequestIterator(ServerContext& context, | |
55 const std::string& target, | |
56 const std::string& publicId) : | |
57 context_(context), | |
58 position_(0) | |
59 { | |
60 LOG(INFO) << "Sending resource " << publicId << " to modality \"" << target << "\""; | |
61 | |
62 std::list<std::string> tmp; | |
63 context_.GetIndex().GetChildInstances(tmp, publicId); | |
64 | |
65 instances_.reserve(tmp.size()); | |
66 for (std::list<std::string>::iterator it = tmp.begin(); it != tmp.end(); it++) | |
67 { | |
68 instances_.push_back(*it); | |
69 } | |
70 | |
71 ConnectToModalityUsingAETitle(connection_, target); | |
72 } | |
73 | |
74 virtual unsigned int GetSubOperationCount() const | |
75 { | |
76 return instances_.size(); | |
77 } | |
78 | |
79 virtual Status DoNext() | |
80 { | |
81 if (position_ >= instances_.size()) | |
82 { | |
83 return Status_Failure; | |
84 } | |
85 | |
86 const std::string& id = instances_[position_++]; | |
87 | |
88 std::string dicom; | |
89 context_.ReadFile(dicom, id, FileContentType_Dicom); | |
90 connection_.Store(dicom); | |
91 | |
92 return Status_Success; | |
93 } | |
94 }; | |
95 } | |
96 | |
97 | |
98 bool OrthancMoveRequestHandler::LookupResource(std::string& publicId, | |
99 DicomTag tag, | |
100 const DicomMap& input) | |
101 { | |
102 if (!input.HasTag(tag)) | |
103 { | |
104 return false; | |
105 } | |
106 | |
107 std::string value = input.GetValue(tag).AsString(); | |
108 | |
109 std::list<std::string> ids; | |
110 context_.GetIndex().LookupTagValue(ids, tag, value); | |
111 | |
112 if (ids.size() != 1) | |
113 { | |
114 return false; | |
115 } | |
116 else | |
117 { | |
118 publicId = ids.front(); | |
119 return true; | |
120 } | |
121 } | |
122 | |
123 | |
124 IMoveRequestIterator* OrthancMoveRequestHandler::Handle(const std::string& target, | |
125 const DicomMap& input) | |
126 { | |
127 LOG(WARNING) << "Move-SCU request received for AET \"" << target << "\""; | |
128 | |
129 | |
130 /** | |
131 * Retrieve the query level. | |
132 **/ | |
133 | |
134 const DicomValue* levelTmp = input.TestAndGetValue(DICOM_TAG_QUERY_RETRIEVE_LEVEL); | |
135 if (levelTmp == NULL) | |
136 { | |
137 throw OrthancException(ErrorCode_BadRequest); | |
138 } | |
139 | |
140 ResourceType level = StringToResourceType(levelTmp->AsString().c_str()); | |
141 | |
142 | |
143 /** | |
144 * Lookup for the resource to be sent. | |
145 **/ | |
146 | |
147 bool ok; | |
148 std::string publicId; | |
149 | |
150 switch (level) | |
151 { | |
152 case ResourceType_Patient: | |
153 ok = LookupResource(publicId, DICOM_TAG_PATIENT_ID, input); | |
154 break; | |
155 | |
156 case ResourceType_Study: | |
157 ok = LookupResource(publicId, DICOM_TAG_STUDY_INSTANCE_UID, input); | |
158 break; | |
159 | |
160 case ResourceType_Series: | |
161 ok = LookupResource(publicId, DICOM_TAG_SERIES_INSTANCE_UID, input); | |
162 break; | |
163 | |
164 case ResourceType_Instance: | |
165 ok = LookupResource(publicId, DICOM_TAG_SOP_INSTANCE_UID, input); | |
166 break; | |
167 | |
168 default: | |
169 ok = false; | |
170 } | |
171 | |
172 if (!ok) | |
173 { | |
174 throw OrthancException(ErrorCode_BadRequest); | |
175 } | |
176 | |
177 return new OrthancMoveRequestIterator(context_, target, publicId); | |
178 } | |
179 } |