Mercurial > hg > orthanc
annotate OrthancServer/Search/LookupIdentifierQuery.h @ 1900:b1291df2f780
2016
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 04 Jan 2016 13:17:22 +0100 |
| parents | 9ead18ef460a |
| children | 7e8889bc95c6 |
| rev | line source |
|---|---|
| 1745 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
| 1745 | 4 * Department, University Hospital of Liege, 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 | |
| 33 #pragma once | |
| 34 | |
| 1747 | 35 #include "../ServerEnumerations.h" |
| 36 #include "../IDatabaseWrapper.h" | |
| 1745 | 37 |
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38 #include "SetOfResources.h" |
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39 |
| 1745 | 40 #include <vector> |
| 41 #include <boost/noncopyable.hpp> | |
| 42 | |
| 43 namespace Orthanc | |
| 44 { | |
| 45 /** | |
| 46 * Primitive for wildcard matching, as defined in DICOM: | |
| 47 * http://dicom.nema.org/dicom/2013/output/chtml/part04/sect_C.2.html#sect_C.2.2.2.4 | |
| 48 * | |
| 49 * "Any occurrence of an "*" or a "?", then "*" shall match any | |
| 50 * sequence of characters (including a zero length value) and "?" | |
| 51 * shall match any single character. This matching is case | |
| 52 * sensitive, except for Attributes with an PN Value | |
| 53 * Representation (e.g., Patient Name (0010,0010))." | |
| 54 * | |
| 55 * Pay attention to the fact that "*" (resp. "?") generally | |
| 56 * corresponds to "%" (resp. "_") in primitive LIKE of SQL. The | |
| 57 * values "%", "_", "\" should in the user request should | |
| 58 * respectively be escaped as "\%", "\_" and "\\". | |
| 1746 | 59 * |
| 1745 | 60 * This matching must be case sensitive: The special case of PN VR |
| 61 * is taken into consideration by normalizing the query string in | |
| 62 * method "NormalizeIdentifier()". | |
| 63 **/ | |
| 64 | |
| 65 class LookupIdentifierQuery : public boost::noncopyable | |
| 66 { | |
| 1748 | 67 public: |
| 68 class Constraint | |
| 1745 | 69 { |
| 1748 | 70 private: |
| 1745 | 71 DicomTag tag_; |
| 72 IdentifierConstraintType type_; | |
| 73 std::string value_; | |
| 74 | |
| 1748 | 75 public: |
| 1745 | 76 Constraint(const DicomTag& tag, |
| 77 IdentifierConstraintType type, | |
| 78 const std::string& value) : | |
| 79 tag_(tag), | |
| 80 type_(type), | |
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81 value_(NormalizeIdentifier(value)) |
| 1745 | 82 { |
| 83 } | |
| 1748 | 84 |
| 85 const DicomTag& GetTag() const | |
| 86 { | |
| 87 return tag_; | |
| 88 } | |
| 89 | |
| 90 IdentifierConstraintType GetType() const | |
| 91 { | |
| 92 return type_; | |
| 93 } | |
| 94 | |
| 95 const std::string& GetValue() const | |
| 96 { | |
| 97 return value_; | |
| 98 } | |
| 1745 | 99 }; |
| 100 | |
| 1748 | 101 |
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102 class Disjunction : public boost::noncopyable |
| 1748 | 103 { |
| 104 private: | |
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105 std::vector<Constraint*> disjunction_; |
| 1748 | 106 |
| 107 public: | |
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108 ~Disjunction(); |
| 1748 | 109 |
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110 void Add(const DicomTag& tag, |
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111 IdentifierConstraintType type, |
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112 const std::string& value); |
| 1748 | 113 |
| 114 size_t GetSize() const | |
| 115 { | |
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116 return disjunction_.size(); |
| 1748 | 117 } |
| 118 | |
| 119 const Constraint& GetConstraint(size_t i) const | |
| 120 { | |
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121 return *disjunction_[i]; |
| 1748 | 122 } |
| 123 }; | |
| 124 | |
| 125 | |
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126 private: |
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127 typedef std::vector<Disjunction*> Constraints; |
| 1745 | 128 |
| 129 ResourceType level_; | |
| 130 Constraints constraints_; | |
| 131 | |
| 132 public: | |
| 133 LookupIdentifierQuery(ResourceType level) : level_(level) | |
| 134 { | |
| 135 } | |
| 136 | |
| 137 ~LookupIdentifierQuery(); | |
| 138 | |
| 1748 | 139 bool IsIdentifier(const DicomTag& tag) |
| 140 { | |
| 141 return IsIdentifier(tag, level_); | |
| 142 } | |
| 1745 | 143 |
| 144 void AddConstraint(DicomTag tag, | |
| 145 IdentifierConstraintType type, | |
| 146 const std::string& value); | |
| 147 | |
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148 Disjunction& AddDisjunction(); |
| 1748 | 149 |
| 1746 | 150 ResourceType GetLevel() const |
| 151 { | |
| 152 return level_; | |
| 153 } | |
| 154 | |
| 155 size_t GetSize() const | |
| 1745 | 156 { |
| 157 return constraints_.size(); | |
| 158 } | |
| 159 | |
| 1748 | 160 // The database must be locked |
| 161 void Apply(std::list<std::string>& result, | |
| 162 IDatabaseWrapper& database); | |
| 1745 | 163 |
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164 void Apply(SetOfResources& result, |
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165 IDatabaseWrapper& database); |
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166 |
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167 static void LoadIdentifiers(const DicomTag*& tags, |
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168 size_t& size, |
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169 ResourceType level); |
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170 |
| 1748 | 171 static bool IsIdentifier(const DicomTag& tag, |
| 172 ResourceType level); | |
| 1745 | 173 |
| 174 static void StoreIdentifiers(IDatabaseWrapper& database, | |
| 175 int64_t resource, | |
| 176 ResourceType level, | |
| 177 const DicomMap& map); | |
| 1758 | 178 |
| 1764 | 179 static std::string NormalizeIdentifier(const std::string& value); |
| 180 | |
| 1758 | 181 void Print(std::ostream& s) const; |
| 1745 | 182 }; |
| 183 } |