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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012 Medical Physics Department, CHU of Liege,
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4 * Belgium
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5 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * In addition, as a special exception, the copyright holders of this
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12 * program give permission to link the code of its release with the
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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14 * that use the same license as the "OpenSSL" library), and distribute
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15 * the linked executables. You must obey the GNU General Public License
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16 * in all respects for all of the code used other than "OpenSSL". If you
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17 * modify file(s) with this exception, you may extend this exception to
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18 * your version of the file(s), but you are not obligated to do so. If
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19 * you do not wish to do so, delete this exception statement from your
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20 * version. If you delete this exception statement from all source files
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21 * in the program, then also delete it here.
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22 *
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23 * This program is distributed in the hope that it will be useful, but
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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26 * General Public License for more details.
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27 *
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28 * You should have received a copy of the GNU General Public License
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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30 **/
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31
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32
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33 #pragma once
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34
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35 #include "../Core/SQLite/Connection.h"
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36 #include "../Core/DicomFormat/DicomInstanceHasher.h"
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37 #include "IServerIndexListener.h"
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38
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39 #include <list>
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40 #include <boost/date_time/posix_time/posix_time.hpp>
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41
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42 namespace Orthanc
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43 {
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44 namespace Internals
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45 {
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46 class SignalRemainingAncestor;
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47 }
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48
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49 /**
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50 * This class manages an instance of the Orthanc SQLite database. It
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51 * translates low-level requests into SQL statements. Mutual
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52 * exclusion MUST be implemented at a higher level.
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53 **/
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54 class DatabaseWrapper
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55 {
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56 private:
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57 IServerIndexListener& listener_;
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58 SQLite::Connection db_;
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59 Internals::SignalRemainingAncestor* signalRemainingAncestor_;
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60
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61 void Open();
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62
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63 public:
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64 void SetGlobalProperty(const std::string& name,
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65 const std::string& value);
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66
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67 bool FindGlobalProperty(std::string& target,
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68 const std::string& name);
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69
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70 std::string GetGlobalProperty(const std::string& name,
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71 const std::string& defaultValue = "");
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72
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73 int64_t CreateResource(const std::string& publicId,
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74 ResourceType type);
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75
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76 bool FindResource(const std::string& publicId,
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77 int64_t& id,
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78 ResourceType& type);
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79
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80 void AttachChild(int64_t parent,
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81 int64_t child);
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82
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83 void DeleteResource(int64_t id);
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84
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85 void SetMetadata(int64_t id,
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86 MetadataType type,
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87 const std::string& value);
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88
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89 bool FindMetadata(std::string& target,
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90 int64_t id,
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91 MetadataType type);
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92
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93 std::string GetMetadata(int64_t id,
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94 MetadataType type,
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95 const std::string& defaultValue = "");
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96
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97 void AttachFile(int64_t id,
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98 const std::string& name,
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99 const std::string& fileUuid,
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100 size_t compressedSize,
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101 size_t uncompressedSize,
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102 CompressionType compressionType);
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103
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104 void AttachFile(int64_t id,
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105 const std::string& name,
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106 const std::string& fileUuid,
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107 size_t fileSize)
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108 {
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109 AttachFile(id, name, fileUuid, fileSize, fileSize, CompressionType_None);
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110 }
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111
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112 bool FindFile(int64_t id,
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113 const std::string& name,
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114 std::string& fileUuid,
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115 size_t& compressedSize,
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116 size_t& uncompressedSize,
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117 CompressionType& compressionType);
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118
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119 void SetMainDicomTags(int64_t id,
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120 const DicomMap& tags);
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121
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122 void GetMainDicomTags(DicomMap& map,
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123 int64_t id);
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124
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125 bool GetParentPublicId(std::string& result,
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126 int64_t id);
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127
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128 void GetChildrenPublicId(std::list<std::string>& result,
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129 int64_t id);
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130
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131 void LogChange(ChangeType changeType,
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132 const std::string& publicId,
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133 ResourceType resourceType,
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134 const boost::posix_time::ptime& date);
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135
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136 void LogExportedInstance(const std::string& remoteModality,
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137 DicomInstanceHasher& hasher,
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138 const boost::posix_time::ptime& date);
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139
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140 int64_t GetTableRecordCount(const std::string& table);
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141
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142 uint64_t GetTotalCompressedSize();
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143
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144 uint64_t GetTotalUncompressedSize();
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145
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146 DatabaseWrapper(const std::string& path,
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147 IServerIndexListener& listener);
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148
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149 DatabaseWrapper(IServerIndexListener& listener);
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150 };
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151 }
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