Mercurial > hg > orthanc
annotate OrthancServer/Search/LookupIdentifierQuery.h @ 3119:8f2bda0719f4
Fix issue #125 (Mongoose: /instances/{id} returns 500 on invalid HTTP Method)
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 14 Jan 2019 13:11:43 +0100 |
| parents | 4e43e67f8ecf |
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| rev | line source |
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| 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 |
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5 * Copyright (C) 2017-2019 Osimis S.A., Belgium |
| 1745 | 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 #pragma once | |
| 35 | |
| 1747 | 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 { | |
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67 // This class encodes a conjunction ("AND") of disjunctions. Each |
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68 // disjunction represents an "OR" of several constraints. |
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69 |
| 1748 | 70 public: |
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71 class SingleConstraint |
| 1745 | 72 { |
| 1748 | 73 private: |
| 1745 | 74 DicomTag tag_; |
| 75 IdentifierConstraintType type_; | |
| 76 std::string value_; | |
| 77 | |
| 1748 | 78 public: |
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79 SingleConstraint(const DicomTag& tag, |
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80 IdentifierConstraintType type, |
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81 const std::string& value); |
| 1748 | 82 |
| 83 const DicomTag& GetTag() const | |
| 84 { | |
| 85 return tag_; | |
| 86 } | |
| 87 | |
| 88 IdentifierConstraintType GetType() const | |
| 89 { | |
| 90 return type_; | |
| 91 } | |
| 92 | |
| 93 const std::string& GetValue() const | |
| 94 { | |
| 95 return value_; | |
| 96 } | |
| 1745 | 97 }; |
| 98 | |
| 1748 | 99 |
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100 class RangeConstraint |
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101 { |
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102 private: |
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103 DicomTag tag_; |
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104 std::string start_; |
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105 std::string end_; |
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106 |
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107 public: |
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108 RangeConstraint(const DicomTag& tag, |
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109 const std::string& start, |
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110 const std::string& end); |
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111 |
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112 const DicomTag& GetTag() const |
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113 { |
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114 return tag_; |
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115 } |
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116 |
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117 const std::string& GetStart() const |
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118 { |
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119 return start_; |
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120 } |
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121 |
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122 const std::string& GetEnd() const |
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123 { |
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124 return end_; |
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125 } |
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126 }; |
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127 |
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128 |
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129 class Disjunction : public boost::noncopyable |
| 1748 | 130 { |
| 131 private: | |
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132 std::vector<SingleConstraint*> singleConstraints_; |
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133 std::vector<RangeConstraint*> rangeConstraints_; |
| 1748 | 134 |
| 135 public: | |
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136 ~Disjunction(); |
| 1748 | 137 |
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138 void Add(const DicomTag& tag, |
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139 IdentifierConstraintType type, |
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140 const std::string& value); |
| 1748 | 141 |
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142 void AddRange(const DicomTag& tag, |
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143 const std::string& start, |
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144 const std::string& end); |
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145 |
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146 size_t GetSingleConstraintsCount() const |
| 1748 | 147 { |
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148 return singleConstraints_.size(); |
| 1748 | 149 } |
| 150 | |
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151 const SingleConstraint& GetSingleConstraint(size_t i) const |
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152 { |
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153 return *singleConstraints_[i]; |
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154 } |
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155 |
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156 size_t GetRangeConstraintsCount() const |
| 1748 | 157 { |
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158 return rangeConstraints_.size(); |
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159 } |
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160 |
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161 const RangeConstraint& GetRangeConstraint(size_t i) const |
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162 { |
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163 return *rangeConstraints_[i]; |
| 1748 | 164 } |
| 165 }; | |
| 166 | |
| 167 | |
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168 private: |
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169 typedef std::vector<Disjunction*> Disjunctions; |
| 1745 | 170 |
| 171 ResourceType level_; | |
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172 Disjunctions disjunctions_; |
| 1745 | 173 |
| 174 public: | |
| 175 LookupIdentifierQuery(ResourceType level) : level_(level) | |
| 176 { | |
| 177 } | |
| 178 | |
| 179 ~LookupIdentifierQuery(); | |
| 180 | |
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181 bool IsIdentifier(const DicomTag& tag); |
| 1745 | 182 |
| 183 void AddConstraint(DicomTag tag, | |
| 184 IdentifierConstraintType type, | |
| 185 const std::string& value); | |
| 186 | |
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187 void AddRange(DicomTag tag, |
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188 const std::string& start, |
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189 const std::string& end); |
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190 |
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191 Disjunction& AddDisjunction(); |
| 1748 | 192 |
| 1746 | 193 ResourceType GetLevel() const |
| 194 { | |
| 195 return level_; | |
| 196 } | |
| 197 | |
| 1748 | 198 // The database must be locked |
| 199 void Apply(std::list<std::string>& result, | |
| 200 IDatabaseWrapper& database); | |
| 1745 | 201 |
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202 void Apply(SetOfResources& result, |
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203 IDatabaseWrapper& database); |
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204 |
| 1758 | 205 void Print(std::ostream& s) const; |
| 1745 | 206 }; |
| 207 } |