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comparison OrthancServer/OrthancFindRequestHandler.cpp @ 565:c931ac02db82 find-move-scp

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refactoring of find class
author Sebastien Jodogne <s.jodogne@gmail.com>
date Wed, 18 Sep 2013 16:58:27 +0200
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children 0bedf8ff9288
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562:f64e3838d6e1 565:c931ac02db82
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 "OrthancFindRequestHandler.h"
33
34 #include <glog/logging.h>
35
36 #include "../Core/DicomFormat/DicomArray.h"
37
38 namespace Orthanc
39 {
40 void OrthancFindRequestHandler::Handle(const DicomMap& input,
41 DicomFindAnswers& answers)
42 {
43 LOG(WARNING) << "Find-SCU request received";
44
45 /**
46 * Retrieve the query level.
47 **/
48
49 const DicomValue* levelTmp = input.TestAndGetValue(DICOM_TAG_QUERY_RETRIEVE_LEVEL);
50 if (levelTmp == NULL)
51 {
52 throw OrthancException(ErrorCode_BadRequest);
53 }
54
55 ResourceType level = StringToResourceType(levelTmp->AsString().c_str());
56
57 if (level != ResourceType_Patient &&
58 level != ResourceType_Study &&
59 level != ResourceType_Series)
60 {
61 throw OrthancException(ErrorCode_NotImplemented);
62 }
63
64
65 /**
66 * Retrieve the constraints of the query.
67 **/
68
69 DicomArray query(input);
70
71 DicomMap constraintsTmp;
72 DicomMap wildcardConstraintsTmp;
73
74 for (size_t i = 0; i < query.GetSize(); i++)
75 {
76 if (!query.GetElement(i).GetValue().IsNull() &&
77 query.GetElement(i).GetTag() != DICOM_TAG_QUERY_RETRIEVE_LEVEL &&
78 query.GetElement(i).GetTag() != DICOM_TAG_SPECIFIC_CHARACTER_SET)
79 {
80 DicomTag tag = query.GetElement(i).GetTag();
81 std::string value = query.GetElement(i).GetValue().AsString();
82
83 if (value.find('*') != std::string::npos ||
84 value.find('?') != std::string::npos ||
85 value.find('\\') != std::string::npos ||
86 value.find('-') != std::string::npos)
87 {
88 wildcardConstraintsTmp.SetValue(tag, value);
89 }
90 else
91 {
92 constraintsTmp.SetValue(tag, value);
93 }
94 }
95 }
96
97 DicomArray constraints(constraintsTmp);
98 DicomArray wildcardConstraints(wildcardConstraintsTmp);
99
100 // http://www.itk.org/Wiki/DICOM_QueryRetrieve_Explained
101 // http://dicomiseasy.blogspot.be/2012/01/dicom-queryretrieve-part-i.html
102
103 constraints.Print(stdout);
104 printf("\n"); fflush(stdout);
105 wildcardConstraints.Print(stdout);
106 printf("\n"); fflush(stdout);
107 }
108 }