Mercurial > hg > orthanc
annotate OrthancServer/OrthancRestApi/OrthancRestArchive.cpp @ 2629:db895b36f4c5 jobs
reorganization
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 25 May 2018 15:13:45 +0200 |
parents | 7ba7d5806911 |
children | 00327e989458 |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
1900 | 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 "OrthancRestApi.h" |
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36 |
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37 #include "../../Core/DicomParsing/DicomDirWriter.h" |
1775 | 38 #include "../../Core/FileStorage/StorageAccessor.h" |
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39 #include "../../Core/Compression/HierarchicalZipWriter.h" |
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40 #include "../../Core/HttpServer/FilesystemHttpSender.h" |
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41 #include "../../Core/Logging.h" |
2142 | 42 #include "../../Core/TemporaryFile.h" |
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43 #include "../ServerContext.h" |
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44 |
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45 #include <stdio.h> |
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46 |
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47 #if defined(_MSC_VER) |
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48 #define snprintf _snprintf |
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49 #endif |
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50 |
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51 static const uint64_t MEGA_BYTES = 1024 * 1024; |
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52 static const uint64_t GIGA_BYTES = 1024 * 1024 * 1024; |
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53 |
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54 namespace Orthanc |
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55 { |
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56 // Download of ZIP files ---------------------------------------------------- |
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57 |
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58 static bool IsZip64Required(uint64_t uncompressedSize, |
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59 unsigned int countInstances) |
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60 { |
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61 static const uint64_t SAFETY_MARGIN = 64 * MEGA_BYTES; // Should be large enough to hold DICOMDIR |
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62 static const unsigned int FILES_MARGIN = 10; |
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63 |
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64 /** |
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65 * Determine whether ZIP64 is required. Original ZIP format can |
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66 * store up to 2GB of data (some implementation supporting up to |
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67 * 4GB of data), and up to 65535 files. |
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68 * https://en.wikipedia.org/wiki/Zip_(file_format)#ZIP64 |
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69 **/ |
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70 |
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71 const bool isZip64 = (uncompressedSize >= 2 * GIGA_BYTES - SAFETY_MARGIN || |
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72 countInstances >= 65535 - FILES_MARGIN); |
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73 |
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74 LOG(INFO) << "Creating a ZIP file with " << countInstances << " files of size " |
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75 << (uncompressedSize / MEGA_BYTES) << "MB using the " |
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76 << (isZip64 ? "ZIP64" : "ZIP32") << " file format"; |
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77 |
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78 return isZip64; |
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79 } |
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80 |
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81 |
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82 namespace |
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83 { |
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84 class ResourceIdentifiers : public boost::noncopyable |
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85 { |
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86 private: |
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87 ResourceType level_; |
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88 std::string patient_; |
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89 std::string study_; |
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90 std::string series_; |
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91 std::string instance_; |
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92 |
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93 static void GoToParent(ServerIndex& index, |
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94 std::string& current) |
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95 { |
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96 std::string tmp; |
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97 |
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98 if (index.LookupParent(tmp, current)) |
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99 { |
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100 current = tmp; |
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101 } |
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102 else |
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103 { |
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104 throw OrthancException(ErrorCode_UnknownResource); |
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105 } |
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106 } |
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107 |
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108 |
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109 public: |
1776 | 110 ResourceIdentifiers(ServerIndex& index, |
111 const std::string& publicId) | |
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112 { |
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113 if (!index.LookupResourceType(level_, publicId)) |
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114 { |
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115 throw OrthancException(ErrorCode_UnknownResource); |
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116 } |
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117 |
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118 std::string current = publicId;; |
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119 switch (level_) // Do not add "break" below! |
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120 { |
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121 case ResourceType_Instance: |
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122 instance_ = current; |
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123 GoToParent(index, current); |
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124 |
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125 case ResourceType_Series: |
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126 series_ = current; |
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127 GoToParent(index, current); |
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128 |
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129 case ResourceType_Study: |
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130 study_ = current; |
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131 GoToParent(index, current); |
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132 |
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133 case ResourceType_Patient: |
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134 patient_ = current; |
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135 break; |
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136 |
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137 default: |
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138 throw OrthancException(ErrorCode_InternalError); |
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139 } |
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140 } |
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141 |
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142 ResourceType GetLevel() const |
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143 { |
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144 return level_; |
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145 } |
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146 |
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147 const std::string& GetIdentifier(ResourceType level) const |
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148 { |
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149 // Some sanity check to ensure enumerations are not altered |
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150 assert(ResourceType_Patient < ResourceType_Study); |
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151 assert(ResourceType_Study < ResourceType_Series); |
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152 assert(ResourceType_Series < ResourceType_Instance); |
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153 |
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154 if (level > level_) |
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155 { |
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156 throw OrthancException(ErrorCode_InternalError); |
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157 } |
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158 |
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159 switch (level) |
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160 { |
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161 case ResourceType_Patient: |
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162 return patient_; |
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163 |
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164 case ResourceType_Study: |
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165 return study_; |
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166 |
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167 case ResourceType_Series: |
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168 return series_; |
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169 |
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170 case ResourceType_Instance: |
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171 return instance_; |
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172 |
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173 default: |
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174 throw OrthancException(ErrorCode_InternalError); |
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175 } |
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176 } |
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177 }; |
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178 |
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179 |
1775 | 180 class IArchiveVisitor : public boost::noncopyable |
181 { | |
182 public: | |
183 virtual ~IArchiveVisitor() | |
184 { | |
185 } | |
186 | |
187 virtual void Open(ResourceType level, | |
188 const std::string& publicId) = 0; | |
189 | |
190 virtual void Close() = 0; | |
191 | |
192 virtual void AddInstance(const std::string& instanceId, | |
193 const FileInfo& dicom) = 0; | |
194 }; | |
195 | |
196 | |
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197 class ArchiveIndex : public boost::noncopyable |
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198 { |
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199 private: |
1775 | 200 struct Instance |
201 { | |
202 std::string id_; | |
203 FileInfo dicom_; | |
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204 |
1775 | 205 Instance(const std::string& id, |
206 const FileInfo& dicom) : | |
207 id_(id), dicom_(dicom) | |
208 { | |
209 } | |
210 }; | |
211 | |
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212 // A "NULL" value for ArchiveIndex indicates a non-expanded node |
1775 | 213 typedef std::map<std::string, ArchiveIndex*> Resources; |
214 | |
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215 ResourceType level_; |
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216 Resources resources_; // Only at patient/study/series level |
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217 std::list<Instance> instances_; // Only at instance level |
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218 |
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219 |
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220 void AddResourceToExpand(ServerIndex& index, |
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221 const std::string& id) |
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222 { |
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223 if (level_ == ResourceType_Instance) |
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224 { |
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225 FileInfo tmp; |
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226 if (index.LookupAttachment(tmp, id, FileContentType_Dicom)) |
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227 { |
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228 instances_.push_back(Instance(id, tmp)); |
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229 } |
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230 } |
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231 else |
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232 { |
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233 resources_[id] = NULL; |
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234 } |
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235 } |
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236 |
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237 |
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238 public: |
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239 ArchiveIndex(ResourceType level) : |
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240 level_(level) |
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241 { |
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242 } |
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243 |
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244 ~ArchiveIndex() |
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245 { |
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246 for (Resources::iterator it = resources_.begin(); |
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247 it != resources_.end(); ++it) |
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248 { |
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249 delete it->second; |
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250 } |
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251 } |
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252 |
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253 |
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254 void Add(ServerIndex& index, |
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255 const ResourceIdentifiers& resource) |
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256 { |
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257 const std::string& id = resource.GetIdentifier(level_); |
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258 Resources::iterator previous = resources_.find(id); |
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259 |
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260 if (level_ == ResourceType_Instance) |
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261 { |
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262 AddResourceToExpand(index, id); |
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263 } |
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264 else if (resource.GetLevel() == level_) |
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265 { |
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266 // Mark this resource for further expansion |
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267 if (previous != resources_.end()) |
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268 { |
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269 delete previous->second; |
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270 } |
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271 |
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272 resources_[id] = NULL; |
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273 } |
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274 else if (previous == resources_.end()) |
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275 { |
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276 // This is the first time we meet this resource |
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277 std::auto_ptr<ArchiveIndex> child(new ArchiveIndex(GetChildResourceType(level_))); |
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278 child->Add(index, resource); |
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279 resources_[id] = child.release(); |
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280 } |
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281 else if (previous->second != NULL) |
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282 { |
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283 previous->second->Add(index, resource); |
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284 } |
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285 else |
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286 { |
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287 // Nothing to do: This item is marked for further expansion |
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288 } |
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289 } |
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290 |
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291 |
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292 void Expand(ServerIndex& index) |
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293 { |
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294 if (level_ == ResourceType_Instance) |
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295 { |
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296 // Expanding an instance node makes no sense |
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297 return; |
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298 } |
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299 |
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300 for (Resources::iterator it = resources_.begin(); |
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301 it != resources_.end(); ++it) |
1775 | 302 { |
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303 if (it->second == NULL) |
1775 | 304 { |
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305 // This is resource is marked for expansion |
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306 std::list<std::string> children; |
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307 index.GetChildren(children, it->first); |
1775 | 308 |
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309 std::auto_ptr<ArchiveIndex> child(new ArchiveIndex(GetChildResourceType(level_))); |
1775 | 310 |
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311 for (std::list<std::string>::const_iterator |
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312 it2 = children.begin(); it2 != children.end(); ++it2) |
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313 { |
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314 child->AddResourceToExpand(index, *it2); |
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315 } |
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316 |
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317 it->second = child.release(); |
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318 } |
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319 |
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320 assert(it->second != NULL); |
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321 it->second->Expand(index); |
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322 } |
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323 } |
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324 |
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325 |
1775 | 326 void Apply(IArchiveVisitor& visitor) const |
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327 { |
1775 | 328 if (level_ == ResourceType_Instance) |
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329 { |
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330 for (std::list<Instance>::const_iterator |
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331 it = instances_.begin(); it != instances_.end(); ++it) |
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333 visitor.AddInstance(it->id_, it->dicom_); |
1775 | 334 } |
335 } | |
336 else | |
337 { | |
338 for (Resources::const_iterator it = resources_.begin(); | |
339 it != resources_.end(); ++it) | |
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340 { |
1775 | 341 assert(it->second != NULL); // There must have been a call to "Expand()" |
342 visitor.Open(level_, it->first); | |
343 it->second->Apply(visitor); | |
344 visitor.Close(); | |
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345 } |
1775 | 346 } |
347 } | |
348 }; | |
349 | |
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350 |
2627
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351 |
2629 | 352 class ZipCommands : public boost::noncopyable |
1775 | 353 { |
354 private: | |
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355 enum Type |
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356 { |
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357 Type_OpenDirectory, |
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358 Type_CloseDirectory, |
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359 Type_WriteInstance |
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360 }; |
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361 |
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362 class Command : public boost::noncopyable |
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363 { |
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364 private: |
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365 Type type_; |
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366 std::string filename_; |
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367 std::string instanceId_; |
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368 FileInfo info_; |
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369 |
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370 public: |
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371 explicit Command(Type type) : |
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372 type_(type) |
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373 { |
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374 assert(type_ == Type_CloseDirectory); |
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375 } |
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376 |
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377 Command(Type type, |
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378 const std::string& filename) : |
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379 type_(type), |
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380 filename_(filename) |
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381 { |
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382 assert(type_ == Type_OpenDirectory); |
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383 } |
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384 |
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385 Command(Type type, |
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386 const std::string& filename, |
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387 const std::string& instanceId, |
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388 const FileInfo& info) : |
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389 type_(type), |
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390 filename_(filename), |
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391 instanceId_(instanceId), |
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392 info_(info) |
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393 { |
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394 assert(type_ == Type_WriteInstance); |
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395 } |
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396 |
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397 void Apply(HierarchicalZipWriter& writer, |
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398 ServerContext& context, |
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399 DicomDirWriter* dicomDir, |
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400 const std::string& dicomDirFolder) const |
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401 { |
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402 switch (type_) |
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403 { |
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404 case Type_OpenDirectory: |
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405 writer.OpenDirectory(filename_.c_str()); |
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406 break; |
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407 |
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408 case Type_CloseDirectory: |
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409 writer.CloseDirectory(); |
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410 break; |
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411 |
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412 case Type_WriteInstance: |
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413 { |
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414 std::string content; |
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415 |
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416 try |
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417 { |
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418 context.ReadAttachment(content, info_); |
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419 } |
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420 catch (OrthancException& e) |
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421 { |
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422 LOG(WARNING) << "An instance was removed after the job was issued: " << instanceId_; |
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423 return; |
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424 } |
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425 |
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426 writer.OpenFile(filename_.c_str()); |
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427 writer.Write(content); |
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428 |
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429 if (dicomDir != NULL) |
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430 { |
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431 ParsedDicomFile parsed(content); |
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432 dicomDir->Add(dicomDirFolder, filename_, parsed); |
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433 } |
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434 |
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435 break; |
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436 } |
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437 |
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438 default: |
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439 throw OrthancException(ErrorCode_InternalError); |
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440 } |
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441 } |
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442 }; |
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443 |
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444 std::deque<Command*> commands_; |
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445 uint64_t uncompressedSize_; |
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446 unsigned int instancesCount_; |
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447 |
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448 |
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449 void ApplyInternal(HierarchicalZipWriter& writer, |
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450 ServerContext& context, |
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451 size_t index, |
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452 DicomDirWriter* dicomDir, |
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453 const std::string& dicomDirFolder) const |
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454 { |
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455 if (index >= commands_.size()) |
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456 { |
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457 throw OrthancException(ErrorCode_ParameterOutOfRange); |
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458 } |
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459 |
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460 commands_[index]->Apply(writer, context, dicomDir, dicomDirFolder); |
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461 } |
1775 | 462 |
463 public: | |
2629 | 464 ZipCommands() : |
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465 uncompressedSize_(0), |
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466 instancesCount_(0) |
1775 | 467 { |
468 } | |
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469 |
2629 | 470 ~ZipCommands() |
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471 { |
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472 for (std::deque<Command*>::iterator it = commands_.begin(); |
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473 it != commands_.end(); ++it) |
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474 { |
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475 assert(*it != NULL); |
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476 delete *it; |
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477 } |
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478 } |
1775 | 479 |
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480 size_t GetSize() const |
1775 | 481 { |
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482 return commands_.size(); |
1775 | 483 } |
484 | |
485 unsigned int GetInstancesCount() const | |
486 { | |
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487 return instancesCount_; |
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488 } |
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489 |
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490 uint64_t GetUncompressedSize() const |
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491 { |
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492 return uncompressedSize_; |
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493 } |
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494 |
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495 void Apply(HierarchicalZipWriter& writer, |
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496 ServerContext& context, |
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497 size_t index, |
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498 DicomDirWriter& dicomDir, |
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499 const std::string& dicomDirFolder) const |
1775 | 500 { |
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501 ApplyInternal(writer, context, index, &dicomDir, dicomDirFolder); |
1775 | 502 } |
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503 |
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504 void Apply(HierarchicalZipWriter& writer, |
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505 ServerContext& context, |
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506 size_t index) const |
1775 | 507 { |
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508 ApplyInternal(writer, context, index, NULL, ""); |
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509 } |
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510 |
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511 void AddOpenDirectory(const std::string& filename) |
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512 { |
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513 commands_.push_back(new Command(Type_OpenDirectory, filename)); |
1775 | 514 } |
515 | |
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516 void AddCloseDirectory() |
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517 { |
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518 commands_.push_back(new Command(Type_CloseDirectory)); |
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519 } |
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520 |
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521 void AddWriteInstance(const std::string& filename, |
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522 const std::string& instanceId, |
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523 const FileInfo& info) |
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524 { |
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525 commands_.push_back(new Command(Type_WriteInstance, filename, instanceId, info)); |
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526 instancesCount_ ++; |
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527 uncompressedSize_ += info.GetUncompressedSize(); |
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528 } |
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529 |
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530 bool IsZip64() const |
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531 { |
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532 return IsZip64Required(GetUncompressedSize(), GetInstancesCount()); |
1775 | 533 } |
534 }; | |
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535 |
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536 |
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537 |
2628 | 538 class ArchiveIndexVisitor : public IArchiveVisitor |
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539 { |
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540 private: |
2629 | 541 ZipCommands& commands_; |
542 ServerContext& context_; | |
543 char instanceFormat_[24]; | |
544 unsigned int counter_; | |
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545 |
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546 static std::string GetTag(const DicomMap& tags, |
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547 const DicomTag& tag) |
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548 { |
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549 const DicomValue* v = tags.TestAndGetValue(tag); |
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550 if (v != NULL && |
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551 !v->IsBinary() && |
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552 !v->IsNull()) |
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553 { |
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554 return v->GetContent(); |
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555 } |
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556 else |
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557 { |
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558 return ""; |
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559 } |
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560 } |
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561 |
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562 public: |
2629 | 563 ArchiveIndexVisitor(ZipCommands& commands, |
2628 | 564 ServerContext& context) : |
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565 commands_(commands), |
1847 | 566 context_(context), |
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567 counter_(0) |
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568 { |
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569 if (commands.GetSize() != 0) |
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570 { |
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571 throw OrthancException(ErrorCode_BadSequenceOfCalls); |
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572 } |
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573 |
1847 | 574 snprintf(instanceFormat_, sizeof(instanceFormat_) - 1, "%%08d.dcm"); |
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575 } |
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576 |
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577 virtual void Open(ResourceType level, |
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578 const std::string& publicId) |
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579 { |
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580 std::string path; |
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581 |
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582 DicomMap tags; |
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583 if (context_.GetIndex().GetMainDicomTags(tags, publicId, level, level)) |
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584 { |
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585 switch (level) |
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586 { |
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587 case ResourceType_Patient: |
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588 path = GetTag(tags, DICOM_TAG_PATIENT_ID) + " " + GetTag(tags, DICOM_TAG_PATIENT_NAME); |
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589 break; |
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590 |
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591 case ResourceType_Study: |
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592 path = GetTag(tags, DICOM_TAG_ACCESSION_NUMBER) + " " + GetTag(tags, DICOM_TAG_STUDY_DESCRIPTION); |
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593 break; |
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594 |
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595 case ResourceType_Series: |
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596 { |
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597 std::string modality = GetTag(tags, DICOM_TAG_MODALITY); |
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598 path = modality + " " + GetTag(tags, DICOM_TAG_SERIES_DESCRIPTION); |
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599 |
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600 if (modality.size() == 0) |
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601 { |
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602 snprintf(instanceFormat_, sizeof(instanceFormat_) - 1, "%%08d.dcm"); |
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603 } |
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604 else if (modality.size() == 1) |
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605 { |
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606 snprintf(instanceFormat_, sizeof(instanceFormat_) - 1, "%c%%07d.dcm", |
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607 toupper(modality[0])); |
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608 } |
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609 else if (modality.size() >= 2) |
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610 { |
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611 snprintf(instanceFormat_, sizeof(instanceFormat_) - 1, "%c%c%%06d.dcm", |
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612 toupper(modality[0]), toupper(modality[1])); |
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613 } |
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614 |
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615 counter_ = 0; |
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616 |
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617 break; |
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618 } |
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619 |
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620 default: |
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621 throw OrthancException(ErrorCode_InternalError); |
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622 } |
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623 } |
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624 |
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625 path = Toolbox::StripSpaces(Toolbox::ConvertToAscii(path)); |
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626 |
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627 if (path.empty()) |
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628 { |
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629 path = std::string("Unknown ") + EnumerationToString(level); |
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630 } |
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631 |
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632 commands_.AddOpenDirectory(path.c_str()); |
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633 } |
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634 |
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635 virtual void Close() |
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636 { |
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637 commands_.AddCloseDirectory(); |
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638 } |
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639 |
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640 virtual void AddInstance(const std::string& instanceId, |
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641 const FileInfo& dicom) |
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642 { |
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643 char filename[24]; |
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644 snprintf(filename, sizeof(filename) - 1, instanceFormat_, counter_); |
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645 counter_ ++; |
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646 |
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647 commands_.AddWriteInstance(filename, instanceId, dicom); |
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648 } |
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649 }; |
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650 |
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651 |
2628 | 652 class MediaIndexVisitor : public IArchiveVisitor |
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653 { |
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654 private: |
2629 | 655 ZipCommands& commands_; |
656 ServerContext& context_; | |
657 unsigned int counter_; | |
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658 |
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659 public: |
2629 | 660 MediaIndexVisitor(ZipCommands& commands, |
2628 | 661 ServerContext& context) : |
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662 commands_(commands), |
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663 context_(context), |
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664 counter_(0) |
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665 { |
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666 } |
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667 |
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668 virtual void Open(ResourceType level, |
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669 const std::string& publicId) |
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670 { |
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671 } |
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672 |
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673 virtual void Close() |
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674 { |
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675 } |
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676 |
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677 virtual void AddInstance(const std::string& instanceId, |
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678 const FileInfo& dicom) |
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679 { |
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680 // "DICOM restricts the filenames on DICOM media to 8 |
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681 // characters (some systems wrongly use 8.3, but this does not |
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682 // conform to the standard)." |
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683 std::string filename = "IM" + boost::lexical_cast<std::string>(counter_); |
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684 commands_.AddWriteInstance(filename, instanceId, dicom); |
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685 |
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686 counter_ ++; |
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687 } |
2628 | 688 }; |
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689 |
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690 |
2629 | 691 static const char* IMAGES_FOLDER = "IMAGES"; |
692 | |
693 | |
694 class ZipWriterIterator : public boost::noncopyable | |
695 { | |
696 private: | |
697 TemporaryFile& target_; | |
698 ServerContext& context_; | |
699 ZipCommands commands_; | |
700 std::auto_ptr<HierarchicalZipWriter> zip_; | |
701 std::auto_ptr<DicomDirWriter> dicomDir_; | |
702 bool isMedia_; | |
703 | |
704 public: | |
705 ZipWriterIterator(TemporaryFile& target, | |
706 ServerContext& context, | |
707 ArchiveIndex& archive, | |
708 bool isMedia, | |
709 bool enableExtendedSopClass) : | |
710 target_(target), | |
711 context_(context), | |
712 isMedia_(isMedia) | |
713 { | |
714 if (isMedia) | |
715 { | |
716 MediaIndexVisitor visitor(commands_, context); | |
717 archive.Expand(context.GetIndex()); | |
718 | |
719 commands_.AddOpenDirectory(IMAGES_FOLDER); | |
720 archive.Apply(visitor); | |
721 commands_.AddCloseDirectory(); | |
722 | |
723 dicomDir_.reset(new DicomDirWriter); | |
724 dicomDir_->EnableExtendedSopClass(enableExtendedSopClass); | |
725 } | |
726 else | |
727 { | |
728 ArchiveIndexVisitor visitor(commands_, context); | |
729 archive.Expand(context.GetIndex()); | |
730 archive.Apply(visitor); | |
731 } | |
732 | |
733 zip_.reset(new HierarchicalZipWriter(target.GetPath().c_str())); | |
734 zip_->SetZip64(commands_.IsZip64()); | |
735 } | |
736 | |
737 size_t GetStepsCount() const | |
738 { | |
739 return commands_.GetSize() + 1; | |
740 } | |
741 | |
742 void RunStep(size_t index) | |
743 { | |
744 if (index > commands_.GetSize()) | |
745 { | |
746 throw OrthancException(ErrorCode_ParameterOutOfRange); | |
747 } | |
748 else if (index == commands_.GetSize()) | |
749 { | |
750 // Last step: Add the DICOMDIR | |
751 if (isMedia_) | |
752 { | |
753 assert(dicomDir_.get() != NULL); | |
754 std::string s; | |
755 dicomDir_->Encode(s); | |
756 | |
757 zip_->OpenFile("DICOMDIR"); | |
758 zip_->Write(s); | |
759 } | |
760 } | |
761 else | |
762 { | |
763 if (isMedia_) | |
764 { | |
765 assert(dicomDir_.get() != NULL); | |
766 commands_.Apply(*zip_, context_, index, *dicomDir_, IMAGES_FOLDER); | |
767 } | |
768 else | |
769 { | |
770 assert(dicomDir_.get() == NULL); | |
771 commands_.Apply(*zip_, context_, index); | |
772 } | |
773 } | |
774 } | |
775 | |
776 void RunAllSteps() | |
777 { | |
778 for (size_t i = 0; i < GetStepsCount(); i++) | |
779 { | |
780 RunStep(i); | |
781 } | |
782 } | |
783 }; | |
784 | |
785 | |
2628 | 786 static void CreateArchive(TemporaryFile& tmp, |
787 ServerContext& context, | |
788 ArchiveIndex& archive) | |
789 { | |
2629 | 790 ZipWriterIterator writer(tmp, context, archive, false, false); |
791 writer.RunAllSteps(); | |
2628 | 792 } |
793 | |
794 | |
795 static void CreateMedia(TemporaryFile& tmp, | |
796 ServerContext& context, | |
797 ArchiveIndex& archive, | |
798 bool enableExtendedSopClass) | |
799 { | |
2629 | 800 ZipWriterIterator writer(tmp, context, archive, true, enableExtendedSopClass); |
801 writer.RunAllSteps(); | |
2628 | 802 } |
803 | |
804 | |
805 static void SendTemporaryFile(RestApiOutput& output, | |
806 TemporaryFile& tmp, | |
807 const std::string& filename) | |
808 { | |
809 // Prepare the sending of the ZIP file | |
810 FilesystemHttpSender sender(tmp.GetPath()); | |
811 sender.SetContentType("application/zip"); | |
812 sender.SetContentFilename(filename); | |
813 | |
814 // Send the ZIP | |
815 output.AnswerStream(sender); | |
816 } | |
817 | |
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818 |
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819 |
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820 #if 0 |
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821 class ArchiveJob : public IJob |
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822 { |
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823 private: |
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824 ServerContext& context_; |
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825 ArchiveIndex archive_; |
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826 bool isMedia_; |
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827 std::auto_ptr<TemporaryFile> file_; |
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828 std::auto_ptr<HierarchicalZipWriter> writer_; |
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829 std::auto_ptr<IArchiveVisitor> visitor_; |
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830 std::string description_; |
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831 bool started_; |
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832 unsigned int currentInstance_; |
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833 |
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834 public: |
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835 ArchiveJob(ServerContext& context, |
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836 ResourceType level, |
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837 bool isMedia) : |
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838 context_(context), |
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839 archive_(level), |
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840 isMedia_(isMedia), |
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841 started_(false), |
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842 currentInstance_(0) |
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843 { |
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844 } |
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845 |
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846 void SetDescription(const std::string& description) |
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847 { |
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848 description_ = description; |
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849 } |
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850 |
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851 const std::string& GetDescription() const |
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852 { |
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853 return description_; |
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854 } |
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855 |
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856 void AddResource(const std::string& publicId) |
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857 { |
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858 if (started_) |
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859 { |
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860 throw OrthancException(ErrorCode_BadSequenceOfCalls); |
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861 } |
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862 |
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863 ResourceIdentifiers resource(context_.GetIndex(), publicId); |
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864 archive_.Add(context_.GetIndex(), resource); |
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865 } |
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866 |
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867 virtual void SignalResubmit() |
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868 { |
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869 LOG(ERROR) << "Cannot resubmit the creation of an archive"; |
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870 throw OrthancException(ErrorCode_BadSequenceOfCalls); |
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871 } |
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872 |
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873 virtual void Start() |
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874 { |
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875 if (started_) |
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876 { |
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877 throw OrthancException(ErrorCode_BadSequenceOfCalls); |
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878 } |
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879 |
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880 started_ = true; |
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881 |
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882 archive_.Expand(context_.GetIndex()); |
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883 |
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884 const bool isZip64 = IsZip64Required(stats_.GetUncompressedSize(), stats_.GetInstancesCount()); |
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885 |
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886 file_.reset(new TemporaryFile); |
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887 writer_.reset(new HierarchicalZipWriter(file_->GetPath().c_str())); |
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888 writer_->SetZip64(isZip64); |
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889 |
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890 if (isMedia_) |
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891 { |
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892 //visitor_.reset(new |
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893 } |
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894 } |
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895 }; |
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896 #endif |
1774
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897 } |
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|
898 |
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start of refactoring the creation of archives
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|
899 |
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|
900 static bool AddResourcesOfInterest(ArchiveIndex& archive, |
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|
901 RestApiPostCall& call) |
1774
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902 { |
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|
903 ServerIndex& index = OrthancRestApi::GetIndex(call); |
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|
904 |
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|
905 Json::Value resources; |
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|
906 if (call.ParseJsonRequest(resources) && |
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|
907 resources.type() == Json::arrayValue) |
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|
908 { |
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|
909 for (Json::Value::ArrayIndex i = 0; i < resources.size(); i++) |
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|
910 { |
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|
911 if (resources[i].type() != Json::stringValue) |
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|
912 { |
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|
913 return false; // Bad request |
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|
914 } |
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|
915 |
1776 | 916 ResourceIdentifiers resource(index, resources[i].asString()); |
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|
917 archive.Add(index, resource); |
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|
918 } |
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|
919 |
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920 return true; |
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|
921 } |
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|
922 else |
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|
923 { |
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924 return false; |
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|
925 } |
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|
926 } |
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927 |
1778
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|
928 |
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929 static void CreateBatchArchive(RestApiPostCall& call) |
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930 { |
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931 ArchiveIndex archive(ResourceType_Patient); // root |
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932 |
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933 if (AddResourcesOfInterest(archive, call)) |
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934 { |
2628 | 935 TemporaryFile tmp; |
936 CreateArchive(tmp, OrthancRestApi::GetContext(call), archive); | |
937 SendTemporaryFile(call.GetOutput(), tmp, "Archive.zip"); | |
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938 } |
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|
939 } |
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|
940 |
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941 |
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942 template <bool Extended> |
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943 static void CreateBatchMedia(RestApiPostCall& call) |
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944 { |
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945 ArchiveIndex archive(ResourceType_Patient); // root |
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946 |
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947 if (AddResourcesOfInterest(archive, call)) |
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948 { |
2628 | 949 TemporaryFile tmp; |
950 CreateMedia(tmp, OrthancRestApi::GetContext(call), archive, Extended); | |
951 SendTemporaryFile(call.GetOutput(), tmp, "Archive.zip"); | |
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952 } |
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953 } |
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954 |
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955 |
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956 static void CreateArchive(RestApiGetCall& call) |
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957 { |
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958 ServerIndex& index = OrthancRestApi::GetIndex(call); |
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959 |
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960 std::string id = call.GetUriComponent("id", ""); |
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961 ResourceIdentifiers resource(index, id); |
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962 |
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963 ArchiveIndex archive(ResourceType_Patient); // root |
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964 archive.Add(OrthancRestApi::GetIndex(call), resource); |
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965 |
2628 | 966 TemporaryFile tmp; |
967 CreateArchive(tmp, OrthancRestApi::GetContext(call), archive); | |
968 SendTemporaryFile(call.GetOutput(), tmp, id + ".zip"); | |
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969 } |
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970 |
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971 |
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972 static void CreateMedia(RestApiGetCall& call) |
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973 { |
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974 ServerIndex& index = OrthancRestApi::GetIndex(call); |
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975 |
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976 std::string id = call.GetUriComponent("id", ""); |
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977 ResourceIdentifiers resource(index, id); |
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978 |
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979 ArchiveIndex archive(ResourceType_Patient); // root |
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980 archive.Add(OrthancRestApi::GetIndex(call), resource); |
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981 |
2628 | 982 TemporaryFile tmp; |
983 CreateMedia(tmp, OrthancRestApi::GetContext(call), archive, call.HasArgument("extended")); | |
984 SendTemporaryFile(call.GetOutput(), tmp, id + ".zip"); | |
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985 } |
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986 |
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987 |
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988 void OrthancRestApi::RegisterArchive() |
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989 { |
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990 Register("/patients/{id}/archive", CreateArchive); |
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991 Register("/studies/{id}/archive", CreateArchive); |
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992 Register("/series/{id}/archive", CreateArchive); |
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diff
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|
993 |
1778
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994 Register("/patients/{id}/media", CreateMedia); |
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995 Register("/studies/{id}/media", CreateMedia); |
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996 Register("/series/{id}/media", CreateMedia); |
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997 |
1778
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998 Register("/tools/create-archive", CreateBatchArchive); |
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999 Register("/tools/create-media", CreateBatchMedia<false>); |
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1000 Register("/tools/create-media-extended", CreateBatchMedia<true>); |
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1001 } |
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1002 } |