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1 /**
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2 * Advanced authorization plugin for Orthanc
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3 * Copyright (C) 2017 Osimis, Belgium
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4 *
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5 * This program is free software: you can redistribute it and/or
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6 * modify it under the terms of the GNU Affero General Public License
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7 * as published by the Free Software Foundation, either version 3 of
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8 * the License, or (at your option) any later version.
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9 *
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10 * This program is distributed in the hope that it will be useful, but
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11 * WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 * Affero General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU Affero General Public License
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16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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17 **/
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18
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19 #include "OrthancResource.h"
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20
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21 #include "../Resources/Orthanc/Plugins/Samples/Common/OrthancPluginCppWrapper.h"
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22
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23 namespace OrthancPlugins
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24 {
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25 void OrthancResource::GetDicomUidInternal(std::string& result,
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26 Orthanc::ResourceType level,
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27 const Json::Value& content)
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28 {
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29 std::string uidTag;
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30
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31 switch (level)
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32 {
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33 case Orthanc::ResourceType_Patient:
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34 uidTag = "PatientID";
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35 break;
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36
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37 case Orthanc::ResourceType_Study:
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38 uidTag = "StudyInstanceUID";
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39 break;
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40
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41 case Orthanc::ResourceType_Series:
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42 uidTag = "SeriesInstanceUID";
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43 break;
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44
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45 case Orthanc::ResourceType_Instance:
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46 uidTag = "SOPInstanceUID";
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47 break;
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48
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49 default:
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50 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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51 }
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52
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53 static const char* MAIN_DICOM_TAGS = "MainDicomTags";
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54
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55 if (content.type() != Json::objectValue ||
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56 !content.isMember(MAIN_DICOM_TAGS))
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57 {
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58 throw Orthanc::OrthancException(Orthanc::ErrorCode_Plugin);
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59 }
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60
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61 const Json::Value& mainDicomTags = content[MAIN_DICOM_TAGS];
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62 if (mainDicomTags.type() != Json::objectValue ||
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63 (mainDicomTags.isMember(uidTag) &&
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64 mainDicomTags[uidTag].type() != Json::stringValue))
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65 {
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66 throw Orthanc::OrthancException(Orthanc::ErrorCode_Plugin);
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67 }
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68
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69 if (!mainDicomTags.isMember(uidTag))
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70 {
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71 result.clear();
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72 }
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73 else
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74 {
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75 result = mainDicomTags[uidTag].asString();
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76 }
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77 }
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78
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79
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80 Orthanc::ResourceType OrthancResource::GetLevel() const
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81 {
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82 if (IsValid())
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83 {
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84 return level_;
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85 }
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86 else
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87 {
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88 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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89 }
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90 }
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91
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92
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93 const std::string& OrthancResource::GetIdentifier() const
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94 {
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95 if (IsValid())
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96 {
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97 return id_;
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98 }
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99 else
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100 {
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101 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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102 }
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103 }
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104
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105
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106 bool OrthancResource::GetContent(Json::Value& content,
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107 OrthancPluginContext* context) const
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108 {
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109 if (!IsValid())
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110 {
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111 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
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112 }
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113
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114 std::string uri;
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115 switch (level_)
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116 {
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117 case Orthanc::ResourceType_Patient:
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118 uri = "patients";
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119 break;
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120
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121 case Orthanc::ResourceType_Study:
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122 uri = "studies";
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123 break;
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124
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125 case Orthanc::ResourceType_Series:
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126 uri = "series";
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127 break;
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128
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129 case Orthanc::ResourceType_Instance:
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130 uri = "instances";
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131 break;
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132
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133 default:
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134 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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135 }
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136
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137 uri = "/" + uri + "/" + id_;
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138
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139 return RestApiGet(content, context, uri, false /* ignore plugins */);
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140 }
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141
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142
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143 bool OrthancResource::GetDicomUid(std::string& dicomUid /* out */,
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144 OrthancPluginContext* context) const
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145 {
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146 Json::Value content;
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147
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148 if (!GetContent(content, context))
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149 {
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150 return false;
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151 }
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152 else
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153 {
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154 GetDicomUidInternal(dicomUid, level_, content);
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155 return true;
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156 }
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157 }
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158
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159
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160 bool OrthancResource::GetHierarchy(std::string& dicomUid /* out */,
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161 OrthancResource& parent /* out */,
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162 std::list<OrthancResource>& children /* out */,
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163 OrthancPluginContext* context) const
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164 {
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165 Json::Value content;
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166
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167 if (!GetContent(content, context))
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168 {
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169 return false;
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170 }
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171
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172 std::string parentKey, childrenKey;
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173
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174 switch (level_)
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175 {
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176 case Orthanc::ResourceType_Patient:
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177 childrenKey = "Studies";
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178 break;
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179
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180 case Orthanc::ResourceType_Study:
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181 parentKey = "ParentPatient";
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182 childrenKey = "Series";
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183 break;
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184
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185 case Orthanc::ResourceType_Series:
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186 parentKey = "ParentStudy";
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187 childrenKey = "Instances";
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188 break;
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189
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190 case Orthanc::ResourceType_Instance:
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191 parentKey = "ParentSeries";
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192 break;
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193
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194 default:
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195 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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196 }
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197
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198 GetDicomUidInternal(dicomUid, level_, content);
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199
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200 if (content.type() != Json::objectValue)
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201 {
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202 throw Orthanc::OrthancException(Orthanc::ErrorCode_Plugin);
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203 }
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204
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205 if (!parentKey.empty())
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206 {
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207 if (!content.isMember(parentKey) ||
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208 content[parentKey].type() != Json::stringValue)
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209 {
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210 throw Orthanc::OrthancException(Orthanc::ErrorCode_Plugin);
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211 }
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212
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213 parent = OrthancResource(Orthanc::GetParentResourceType(level_),
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214 content[parentKey].asString());
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215 }
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216
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217 children.clear();
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218
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219 if (!childrenKey.empty())
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220 {
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221 if (!content.isMember(childrenKey) ||
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222 content[childrenKey].type() != Json::arrayValue)
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223 {
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224 throw Orthanc::OrthancException(Orthanc::ErrorCode_Plugin);
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225 }
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226
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227 Orthanc::ResourceType childrenType = Orthanc::GetChildResourceType(level_);
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228
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229 for (Json::Value::ArrayIndex i = 0; i < content[childrenKey].size(); i++)
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230 {
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231 const Json::Value& child = content[childrenKey][i];
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232
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233 if (child.type() != Json::stringValue)
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234 {
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235 throw Orthanc::OrthancException(Orthanc::ErrorCode_Plugin);
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236 }
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237
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238 children.push_back(OrthancResource(childrenType, child.asString()));
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239 }
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240 }
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241
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242 return true;
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243 }
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244
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245
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246 bool OrthancResource::LookupOrthancId(std::string& result,
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247 OrthancPluginContext* context,
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248 Orthanc::ResourceType level,
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249 const std::string& dicomUid)
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250 {
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251 OrthancString s(context);
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252
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253 switch (level)
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254 {
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255 case Orthanc::ResourceType_Patient:
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256 s.Assign(OrthancPluginLookupPatient(context, dicomUid.c_str()));
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257 break;
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258
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259 case Orthanc::ResourceType_Study:
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260 s.Assign(OrthancPluginLookupStudy(context, dicomUid.c_str()));
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261 break;
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262
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263 case Orthanc::ResourceType_Series:
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264 s.Assign(OrthancPluginLookupSeries(context, dicomUid.c_str()));
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265 break;
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266
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267 case Orthanc::ResourceType_Instance:
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268 s.Assign(OrthancPluginLookupInstance(context, dicomUid.c_str()));
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269 break;
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270
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271 default:
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272 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
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273 }
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274
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275 if (s.GetContent() == NULL)
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276 {
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277 // Inexisting resource
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278 return false;
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279 }
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280 else
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281 {
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282 result.assign(s.GetContent());
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283 return true;
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284 }
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285 }
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286 }
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