Mercurial > hg > orthanc
annotate OrthancServer/Search/IFindConstraint.cpp @ 2377:32bea64e070b
Experimental support of actively maintained Civetweb to replace Mongoose 3.8
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 28 Aug 2017 14:09:24 +0200 |
| parents | a3a65de1840f |
| children | 7284093111b0 |
| rev | line source |
|---|---|
| 1791 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
| 1791 | 4 * Department, University Hospital of Liege, Belgium |
|
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5 * Copyright (C) 2017 Osimis, Belgium |
| 1791 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU General Public License as | |
| 9 * published by the Free Software Foundation, either version 3 of the | |
| 10 * License, or (at your option) any later version. | |
| 11 * | |
| 12 * In addition, as a special exception, the copyright holders of this | |
| 13 * program give permission to link the code of its release with the | |
| 14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 15 * that use the same license as the "OpenSSL" library), and distribute | |
| 16 * the linked executables. You must obey the GNU General Public License | |
| 17 * in all respects for all of the code used other than "OpenSSL". If you | |
| 18 * modify file(s) with this exception, you may extend this exception to | |
| 19 * your version of the file(s), but you are not obligated to do so. If | |
| 20 * you do not wish to do so, delete this exception statement from your | |
| 21 * version. If you delete this exception statement from all source files | |
| 22 * in the program, then also delete it here. | |
| 23 * | |
| 24 * This program is distributed in the hope that it will be useful, but | |
| 25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 * General Public License for more details. | |
| 28 * | |
| 29 * You should have received a copy of the GNU General Public License | |
| 30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 31 **/ | |
| 32 | |
| 33 | |
| 34 #include "../PrecompiledHeadersServer.h" | |
| 35 #include "IFindConstraint.h" | |
| 36 | |
| 37 #include "ListConstraint.h" | |
| 38 #include "RangeConstraint.h" | |
| 39 #include "ValueConstraint.h" | |
| 40 #include "WildcardConstraint.h" | |
| 41 | |
| 1792 | 42 #include "../FromDcmtkBridge.h" |
| 43 #include "../../Core/OrthancException.h" | |
| 44 | |
| 1791 | 45 namespace Orthanc |
| 46 { | |
| 47 IFindConstraint* IFindConstraint::ParseDicomConstraint(const DicomTag& tag, | |
| 48 const std::string& dicomQuery, | |
| 49 bool caseSensitive) | |
| 50 { | |
|
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51 ValueRepresentation vr = FromDcmtkBridge::LookupValueRepresentation(tag); |
| 1791 | 52 |
| 1792 | 53 if (vr == ValueRepresentation_Sequence) |
| 54 { | |
| 55 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
| 56 } | |
| 57 | |
| 1791 | 58 if ((vr == ValueRepresentation_Date || |
| 59 vr == ValueRepresentation_DateTime || | |
| 60 vr == ValueRepresentation_Time) && | |
| 61 dicomQuery.find('-') != std::string::npos) | |
| 62 { | |
| 63 /** | |
| 64 * Range matching is only defined for TM, DA and DT value | |
| 65 * representations. This code fixes issues 35 and 37. | |
| 66 * | |
| 67 * Reference: "Range matching is not defined for types of | |
| 68 * Attributes other than dates and times", DICOM PS 3.4, | |
| 69 * C.2.2.2.5 ("Range Matching"). | |
| 70 **/ | |
| 71 size_t separator = dicomQuery.find('-'); | |
| 72 std::string lower = dicomQuery.substr(0, separator); | |
| 73 std::string upper = dicomQuery.substr(separator + 1); | |
| 74 return new RangeConstraint(lower, upper, caseSensitive); | |
| 75 } | |
| 76 else if (dicomQuery.find('\\') != std::string::npos) | |
| 77 { | |
| 78 std::auto_ptr<ListConstraint> constraint(new ListConstraint(caseSensitive)); | |
| 79 | |
| 80 std::vector<std::string> items; | |
| 81 Toolbox::TokenizeString(items, dicomQuery, '\\'); | |
| 82 | |
| 83 for (size_t i = 0; i < items.size(); i++) | |
| 84 { | |
| 85 constraint->AddAllowedValue(items[i]); | |
| 86 } | |
| 87 | |
| 88 return constraint.release(); | |
| 89 } | |
| 90 else if (dicomQuery.find('*') != std::string::npos || | |
| 91 dicomQuery.find('?') != std::string::npos) | |
| 92 { | |
| 93 return new WildcardConstraint(dicomQuery, caseSensitive); | |
| 94 } | |
| 95 else | |
| 96 { | |
| 97 /** | |
| 98 * Case-insensitive match for PN value representation (Patient | |
| 99 * Name). Case-senstive match for all the other value | |
| 100 * representations. | |
| 101 * | |
| 102 * Reference: DICOM PS 3.4 | |
| 103 * - C.2.2.2.1 ("Single Value Matching") | |
| 104 * - C.2.2.2.4 ("Wild Card Matching") | |
| 105 * http://medical.nema.org/Dicom/2011/11_04pu.pdf | |
| 106 * | |
| 107 * "Except for Attributes with a PN Value Representation, only | |
| 108 * entities with values which match exactly the value specified in the | |
| 109 * request shall match. This matching is case-sensitive, i.e., | |
| 110 * sensitive to the exact encoding of the key attribute value in | |
| 111 * character sets where a letter may have multiple encodings (e.g., | |
| 112 * based on its case, its position in a word, or whether it is | |
| 113 * accented) | |
| 114 * | |
| 115 * For Attributes with a PN Value Representation (e.g., Patient Name | |
| 116 * (0010,0010)), an application may perform literal matching that is | |
| 117 * either case-sensitive, or that is insensitive to some or all | |
| 118 * aspects of case, position, accent, or other character encoding | |
| 119 * variants." | |
| 120 * | |
| 121 * (0008,0018) UI SOPInstanceUID => Case-sensitive | |
| 122 * (0008,0050) SH AccessionNumber => Case-sensitive | |
| 123 * (0010,0020) LO PatientID => Case-sensitive | |
| 124 * (0020,000D) UI StudyInstanceUID => Case-sensitive | |
| 125 * (0020,000E) UI SeriesInstanceUID => Case-sensitive | |
| 126 **/ | |
| 127 | |
| 128 return new ValueConstraint(dicomQuery, caseSensitive); | |
| 129 } | |
| 130 } | |
| 131 } |