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2642
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU General Public License as
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9 * published by the Free Software Foundation, either version 3 of the
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10 * License, or (at your option) any later version.
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11 *
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12 * In addition, as a special exception, the copyright holders of this
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13 * program give permission to link the code of its release with the
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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15 * that use the same license as the "OpenSSL" library), and distribute
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16 * the linked executables. You must obey the GNU General Public License
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17 * in all respects for all of the code used other than "OpenSSL". If you
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18 * modify file(s) with this exception, you may extend this exception to
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19 * your version of the file(s), but you are not obligated to do so. If
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20 * you do not wish to do so, delete this exception statement from your
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21 * version. If you delete this exception statement from all source files
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22 * in the program, then also delete it here.
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23 *
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24 * This program is distributed in the hope that it will be useful, but
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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27 * General Public License for more details.
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28 *
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29 * You should have received a copy of the GNU General Public License
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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31 **/
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32
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33
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34 #include "../PrecompiledHeadersServer.h"
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35 #include "ResourceModificationJob.h"
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36
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37 #include "../../Core/Logging.h"
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38
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39 namespace Orthanc
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40 {
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41 ResourceModificationJob::Output::Output(ResourceType level) :
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42 level_(level),
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43 isFirst_(true)
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44 {
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45 if (level_ != ResourceType_Patient &&
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46 level_ != ResourceType_Study &&
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47 level_ != ResourceType_Series)
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48 {
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49 throw OrthancException(ErrorCode_ParameterOutOfRange);
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50 }
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51 }
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52
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53
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54 void ResourceModificationJob::Output::Update(DicomInstanceHasher& hasher)
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55 {
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56 boost::mutex::scoped_lock lock(mutex_);
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57
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58 if (isFirst_)
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59 {
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60 switch (level_)
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61 {
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62 case ResourceType_Series:
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63 id_ = hasher.HashSeries();
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64 break;
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65
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66 case ResourceType_Study:
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67 id_ = hasher.HashStudy();
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68 break;
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69
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70 case ResourceType_Patient:
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71 id_ = hasher.HashPatient();
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72 break;
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73
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74 default:
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75 throw OrthancException(ErrorCode_InternalError);
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76 }
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77
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78 patientId_ = hasher.HashPatient();
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79 isFirst_ = false;
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80 }
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81 }
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82
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83
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84 bool ResourceModificationJob::Output::Format(Json::Value& target)
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85 {
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86 boost::mutex::scoped_lock lock(mutex_);
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87
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88 if (isFirst_)
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89 {
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90 return false;
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91 }
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92 else
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93 {
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94 target = Json::objectValue;
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95 target["Type"] = EnumerationToString(level_);
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96 target["ID"] = id_;
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97 target["Path"] = GetBasePath(level_, id_);
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98 target["PatientID"] = patientId_;
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99 return true;
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100 }
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101 }
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102
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103
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104 bool ResourceModificationJob::Output::GetIdentifier(std::string& id)
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105 {
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106 boost::mutex::scoped_lock lock(mutex_);
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107
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108 if (isFirst_)
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109 {
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110 return false;
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111 }
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112 else
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113 {
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114 id = id_;
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115 return true;
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116 }
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117 }
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118
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119
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120 bool ResourceModificationJob::HandleInstance(const std::string& instance)
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121 {
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122 if (modification_.get() == NULL)
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123 {
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124 LOG(ERROR) << "No modification was provided for this job";
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125 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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126 }
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127
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128
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129 LOG(INFO) << "Modifying instance in a job: " << instance;
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130
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131 std::auto_ptr<ServerContext::DicomCacheLocker> locker;
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132
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133 try
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134 {
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135 locker.reset(new ServerContext::DicomCacheLocker(context_, instance));
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136 }
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137 catch (OrthancException&)
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138 {
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139 LOG(WARNING) << "An instance was removed after the job was issued: " << instance;
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140 return false;
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141 }
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142
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143
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144 ParsedDicomFile& original = locker->GetDicom();
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145 DicomInstanceHasher originalHasher = original.GetHasher();
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146
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147
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148 /**
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149 * Compute the resulting DICOM instance.
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150 **/
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151
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152 std::auto_ptr<ParsedDicomFile> modified(original.Clone(true));
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153 modification_->Apply(*modified);
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154
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155 DicomInstanceToStore toStore;
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156 toStore.SetOrigin(origin_);
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157 toStore.SetParsedDicomFile(*modified);
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158
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159
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160 /**
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161 * Prepare the metadata information to associate with the
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162 * resulting DICOM instance (AnonymizedFrom/ModifiedFrom).
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163 **/
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164
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165 DicomInstanceHasher modifiedHasher = modified->GetHasher();
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166
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167 MetadataType metadataType = (isAnonymization_ ?
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168 MetadataType_AnonymizedFrom :
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169 MetadataType_ModifiedFrom);
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170
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171 if (originalHasher.HashSeries() != modifiedHasher.HashSeries())
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172 {
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173 toStore.AddMetadata(ResourceType_Series, metadataType, originalHasher.HashSeries());
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174 }
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175
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176 if (originalHasher.HashStudy() != modifiedHasher.HashStudy())
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177 {
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178 toStore.AddMetadata(ResourceType_Study, metadataType, originalHasher.HashStudy());
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179 }
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180
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181 if (originalHasher.HashPatient() != modifiedHasher.HashPatient())
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182 {
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183 toStore.AddMetadata(ResourceType_Patient, metadataType, originalHasher.HashPatient());
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184 }
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185
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186 assert(instance == originalHasher.HashInstance());
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187 toStore.AddMetadata(ResourceType_Instance, metadataType, instance);
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188
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189
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190 /**
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191 * Store the resulting DICOM instance into the Orthanc store.
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192 **/
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193
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194 std::string modifiedInstance;
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195 if (context_.Store(modifiedInstance, toStore) != StoreStatus_Success)
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196 {
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197 LOG(ERROR) << "Error while storing a modified instance " << instance;
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198 throw OrthancException(ErrorCode_CannotStoreInstance);
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199 }
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200
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201 // Sanity checks in debug mode
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202 assert(modifiedInstance == modifiedHasher.HashInstance());
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203
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204
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205 if (output_.get() != NULL)
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206 {
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207 output_->Update(modifiedHasher);
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208 }
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209
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210 return true;
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211 }
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212
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213
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214
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215 void ResourceModificationJob::SetModification(DicomModification* modification,
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216 bool isAnonymization)
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217 {
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218 if (modification == NULL)
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219 {
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220 throw OrthancException(ErrorCode_NullPointer);
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221 }
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222 else if (IsStarted())
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223 {
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224 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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225 }
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226 else
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227 {
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228 modification_.reset(modification);
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229 isAnonymization_ = isAnonymization;
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230 }
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231 }
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232
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233
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234 void ResourceModificationJob::SetOutput(boost::shared_ptr<Output>& output)
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235 {
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236 if (IsStarted())
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237 {
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238 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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239 }
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240 else
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241 {
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242 output_ = output;
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243 }
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244 }
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245
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246
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247 void ResourceModificationJob::SetOrigin(const DicomInstanceOrigin& origin)
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248 {
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249 if (IsStarted())
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250 {
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251 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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252 }
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253 else
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254 {
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255 origin_ = origin;
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256 }
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257 }
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258
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259
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260 void ResourceModificationJob::SetOrigin(const RestApiCall& call)
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261 {
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262 DicomInstanceOrigin tmp;
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263 tmp.SetRestOrigin(call);
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264 SetOrigin(tmp);
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265 }
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266
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267
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268 void ResourceModificationJob::GetPublicContent(Json::Value& value)
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269 {
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270 SetOfInstancesJob::GetPublicContent(value);
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271
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272 value["IsAnonymization"] = isAnonymization_;
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273 }
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274
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275
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276 void ResourceModificationJob::GetInternalContent(Json::Value& value)
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277 {
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278 SetOfInstancesJob::GetInternalContent(value);
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279
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280 Json::Value tmp;
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281 modification_->Serialize(tmp);
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282 value["Modification"] = tmp;
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283 }
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284 }
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