Mercurial > hg > orthanc
annotate OrthancServer/Plugins/Samples/AdvancedStorage/Plugin.cpp @ 5081:c673997507ea attach-custom-data
advanced storage cont
author | Alain Mazy <am@osimis.io> |
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date | Tue, 13 Sep 2022 11:02:43 +0200 |
parents | d7274e43ea7c |
children | 4af5f496a0dd |
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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) 2017-2022 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
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7 * |
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8 * This program is free software: you can redistribute it and/or |
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9 * modify it under the terms of the GNU General Public License as |
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10 * published by the Free Software Foundation, either version 3 of the |
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11 * License, or (at your option) any later version. |
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12 * |
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13 * This program is distributed in the hope that it will be useful, but |
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 * General Public License for more details. |
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17 * |
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18 * You should have received a copy of the GNU General Public License |
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19 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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20 **/ |
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21 |
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22 |
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23 #include "../../../../OrthancFramework/Sources/Compatibility.h" |
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24 #include "../../../../OrthancFramework/Sources/OrthancException.h" |
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25 #include "../../../../OrthancFramework/Sources/SystemToolbox.h" |
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26 #include "../../../../OrthancFramework/Sources/Toolbox.h" |
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27 #include "../../../../OrthancFramework/Sources/Logging.h" |
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28 #include "../Common/OrthancPluginCppWrapper.h" |
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29 |
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30 #include <boost/filesystem.hpp> |
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31 #include <boost/filesystem/fstream.hpp> |
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32 #include <boost/iostreams/device/file_descriptor.hpp> |
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33 #include <boost/iostreams/stream.hpp> |
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34 |
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35 |
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36 #include <json/value.h> |
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37 #include <json/writer.h> |
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38 #include <string.h> |
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39 #include <iostream> |
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40 #include <algorithm> |
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41 #include <map> |
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42 #include <list> |
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43 #include <time.h> |
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44 |
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45 namespace fs = boost::filesystem; |
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46 |
5081 | 47 fs::path rootPath_; |
48 bool multipleStoragesEnabled_ = false; | |
49 std::map<std::string, fs::path> rootPaths_; | |
50 std::string currentStorageId_; | |
51 std::string namingScheme_; | |
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52 bool fsyncOnWrite_ = true; |
5081 | 53 size_t maxPathLength_ = 256; |
54 size_t legacyPathLength = 39; // ex "/00/f7/00f7fd8b-47bd8c3a-ff917804-d180cdbc-40cf9527" | |
55 | |
56 fs::path GetRootPath() | |
57 { | |
58 if (multipleStoragesEnabled_) | |
59 { | |
60 return rootPaths_[currentStorageId_]; | |
61 } | |
62 | |
63 return rootPath_; | |
64 } | |
65 | |
66 fs::path GetRootPath(const std::string& storageId) | |
67 { | |
68 if (multipleStoragesEnabled_) | |
69 { | |
70 if (rootPaths_.find(storageId) == rootPaths_.end()) | |
71 { | |
72 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange, std::string("Advanced Storage - storage '" + storageId + "' is not defined in configuration")); | |
73 } | |
74 return rootPaths_[storageId]; | |
75 } | |
76 | |
77 return rootPath_; | |
78 } | |
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79 |
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80 |
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81 fs::path GetLegacyRelativePath(const std::string& uuid) |
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82 { |
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83 if (!Orthanc::Toolbox::IsUuid(uuid)) |
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84 { |
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85 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
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86 } |
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87 |
5081 | 88 fs::path path; |
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89 |
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90 path /= std::string(&uuid[0], &uuid[2]); |
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91 path /= std::string(&uuid[2], &uuid[4]); |
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92 path /= uuid; |
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93 |
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94 #if BOOST_HAS_FILESYSTEM_V3 == 1 |
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95 path.make_preferred(); |
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96 #endif |
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97 |
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98 return path; |
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99 } |
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100 |
5081 | 101 fs::path GetPath(const std::string& uuid, const std::string& customDataString) |
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102 { |
5081 | 103 fs::path path; |
104 | |
105 if (!customDataString.empty()) | |
106 { | |
107 Json::Value customData; | |
108 Orthanc::Toolbox::ReadJson(customData, customDataString); | |
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109 |
5081 | 110 if (customData["Version"].asInt() == 1) |
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111 { |
5081 | 112 if (customData.isMember("StorageId")) |
113 { | |
114 path = GetRootPath(customData["StorageId"].asString()); | |
115 } | |
116 else | |
117 { | |
118 path = GetRootPath(); | |
119 } | |
120 | |
121 if (customData.isMember("Path")) | |
122 { | |
123 path /= customData["Path"].asString(); | |
124 } | |
125 else | |
126 { // we are in "legacy mode" for the path part | |
127 path /= GetLegacyRelativePath(uuid); | |
128 } | |
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129 } |
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130 else |
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131 { |
5081 | 132 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange, std::string("Advanced Storage - unknown version for custom data '" + boost::lexical_cast<std::string>(customData["Version"].asInt()) + "'")); |
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133 } |
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134 } |
5081 | 135 else // we are in "legacy mode" |
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136 { |
5081 | 137 path = GetRootPath(); |
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138 path /= GetLegacyRelativePath(uuid); |
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139 } |
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140 |
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141 path.make_preferred(); |
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142 return path; |
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143 } |
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144 |
5081 | 145 void GetCustomData(std::string& output, const fs::path& path) |
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146 { |
5081 | 147 // if we use defaults, non need to store anything in the metadata, the plugin has the same behavior as the core of Orthanc |
148 if (namingScheme_ == "OrthancDefault" && !multipleStoragesEnabled_) | |
149 { | |
150 return; | |
151 } | |
152 | |
153 Json::Value customDataJson; | |
154 customDataJson["Version"] = 1; | |
155 | |
156 if (namingScheme_ != "OrthancDefault") | |
157 { // no need to store the pathc since we are in the default mode | |
158 customDataJson["Path"] = path.string(); | |
159 } | |
160 | |
161 if (multipleStoragesEnabled_) | |
162 { | |
163 customDataJson["StorageId"] = currentStorageId_; | |
164 } | |
165 | |
166 return Orthanc::Toolbox::WriteFastJson(output, customDataJson); | |
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167 } |
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168 |
5081 | 169 void AddSplitDateDicomTagToPath(fs::path& path, const Json::Value& tags, const char* tagName, const char* defaultValue = NULL) |
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170 { |
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171 if (tags.isMember(tagName) && tags[tagName].asString().size() == 8) |
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172 { |
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173 std::string date = tags[tagName].asString(); |
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174 path /= date.substr(0, 4); |
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175 path /= date.substr(4, 2); |
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176 path /= date.substr(6, 2); |
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177 } |
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178 else if (defaultValue != NULL) |
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179 { |
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180 path /= defaultValue; |
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181 } |
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182 } |
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183 |
5081 | 184 void AddStringDicomTagToPath(fs::path& path, const Json::Value& tags, const char* tagName, const char* defaultValue = NULL) |
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185 { |
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186 if (tags.isMember(tagName) && tags[tagName].isString() && tags[tagName].asString().size() > 0) |
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187 { |
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188 path /= tags[tagName].asString(); |
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189 } |
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190 else if (defaultValue != NULL) |
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191 { |
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192 path /= defaultValue; |
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193 } |
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194 } |
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195 |
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196 void AddIntDicomTagToPath(fs::path& path, const Json::Value& tags, const char* tagName, size_t zeroPaddingWidth = 0, const char* defaultValue = NULL) |
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197 { |
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198 if (tags.isMember(tagName) && tags[tagName].isString() && tags[tagName].asString().size() > 0) |
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199 { |
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200 std::string tagValue = tags[tagName].asString(); |
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201 if (zeroPaddingWidth > 0 && tagValue.size() < zeroPaddingWidth) |
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202 { |
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203 std::string padding(zeroPaddingWidth - tagValue.size(), '0'); |
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204 path /= padding + tagValue; |
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205 } |
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206 else |
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207 { |
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208 path /= tagValue; |
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209 } |
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210 } |
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211 else if (defaultValue != NULL) |
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212 { |
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213 path /= defaultValue; |
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214 } |
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215 } |
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216 |
5081 | 217 std::string GetExtension(OrthancPluginContentType type, bool isCompressed) |
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218 { |
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219 std::string extension; |
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220 |
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221 switch (type) |
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222 { |
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223 case OrthancPluginContentType_Dicom: |
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224 extension = ".dcm"; |
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225 break; |
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226 case OrthancPluginContentType_DicomUntilPixelData: |
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227 extension = ".dcm.head"; |
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228 break; |
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229 default: |
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230 extension = ".unk"; |
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231 } |
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232 if (isCompressed) |
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233 { |
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234 extension = extension + ".cmp"; // compression is zlib + size -> we can not use the .zip extension |
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235 } |
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236 |
5081 | 237 return extension; |
238 } | |
239 | |
240 fs::path GetRelativePathFromTags(const Json::Value& tags, const char* uuid, OrthancPluginContentType type, bool isCompressed) | |
241 { | |
242 fs::path path; | |
243 | |
244 if (!tags.isNull()) | |
245 { | |
246 if (namingScheme_ == "Preset1-StudyDatePatientID") | |
247 { | |
248 if (!tags.isMember("StudyDate")) | |
249 { | |
250 LOG(WARNING) << "AdvancedStorage - No 'StudyDate' in attachment " << uuid << ". Attachment will be stored in NO_STUDY_DATE folder"; | |
251 } | |
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252 |
5081 | 253 AddSplitDateDicomTagToPath(path, tags, "StudyDate", "NO_STUDY_DATE"); |
254 AddStringDicomTagToPath(path, tags, "PatientID"); // no default value, tag is always present if the instance is accepted by Orthanc | |
255 | |
256 if (tags.isMember("PatientName") && tags["PatientName"].isString() && !tags["PatientName"].asString().empty()) | |
257 { | |
258 path += std::string(" - ") + tags["PatientName"].asString(); | |
259 } | |
260 | |
261 AddStringDicomTagToPath(path, tags, "StudyDescription"); | |
262 AddStringDicomTagToPath(path, tags, "SeriesInstanceUID"); | |
263 | |
264 path /= uuid; | |
265 path += GetExtension(type, isCompressed); | |
266 return path; | |
267 } | |
268 } | |
269 | |
270 return GetLegacyRelativePath(uuid); | |
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271 } |
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272 |
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273 |
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274 OrthancPluginErrorCode StorageCreate(OrthancPluginMemoryBuffer* customData, |
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275 const char* uuid, |
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276 const Json::Value& tags, |
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277 const void* content, |
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278 int64_t size, |
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279 OrthancPluginContentType type, |
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280 bool isCompressed) |
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281 { |
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282 fs::path relativePath = GetRelativePathFromTags(tags, uuid, type, isCompressed); |
5081 | 283 std::string customDataString; |
284 GetCustomData(customDataString, relativePath); | |
285 | |
286 fs::path rootPath = GetRootPath(); | |
287 fs::path path = rootPath / relativePath; | |
288 | |
289 LOG(INFO) << "Advanced Storage - creating attachment \"" << uuid << "\" of type " << static_cast<int>(type) << " (path = " + path.string() + ")"; | |
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290 |
5081 | 291 // check that the final path is not 'above' the root path (this could happen if e.g., a PatientName is ../../../../toto) |
292 std::string canonicalPath = fs::canonical(path).string(); | |
293 if (!Orthanc::Toolbox::StartsWith(canonicalPath, rootPath.string())) | |
294 { | |
295 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError, std::string("Advanced Storage - final path is above root: '") + canonicalPath + "' - '" + rootPath.string() + "'") ; | |
296 } | |
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297 |
5081 | 298 // check path length !!!!!, if too long, go back to legacy path and issue a warning |
299 if (path.string().size() > maxPathLength_) | |
300 { | |
301 fs::path legacyPath = rootPath / GetLegacyRelativePath(uuid); | |
302 LOG(WARNING) << "Advanced Storage - WAS01 - Path is too long: '" << path.string() << "' will be stored in '" << legacyPath << "'"; | |
303 path = legacyPath; | |
304 } | |
305 | |
306 if (fs::exists(path)) | |
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307 { |
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308 // Extremely unlikely case if uuid is included in the path: This Uuid has already been created |
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309 // in the past. |
5081 | 310 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError, "Advanced Storage - path already exists"); |
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311 |
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312 // TODO for the future: handle duplicates path (e.g: there's no uuid in the path and we are uploading the same file again) |
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313 } |
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314 |
5081 | 315 if (fs::exists(path.parent_path())) |
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316 { |
5081 | 317 if (!fs::is_directory(path.parent_path())) |
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318 { |
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319 throw Orthanc::OrthancException(Orthanc::ErrorCode_DirectoryOverFile); |
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320 } |
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321 } |
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322 else |
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323 { |
5081 | 324 if (!fs::create_directories(path.parent_path())) |
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325 { |
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326 throw Orthanc::OrthancException(Orthanc::ErrorCode_FileStorageCannotWrite); |
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327 } |
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328 } |
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329 |
5081 | 330 Orthanc::SystemToolbox::WriteFile(content, size, path.string(), fsyncOnWrite_); |
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331 |
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332 OrthancPluginCreateMemoryBuffer(OrthancPlugins::GetGlobalContext(), customData, customDataString.size()); |
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333 memcpy(customData->data, customDataString.data(), customDataString.size()); |
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334 |
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335 return OrthancPluginErrorCode_Success; |
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336 |
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337 } |
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338 |
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339 OrthancPluginErrorCode StorageCreateInstance(OrthancPluginMemoryBuffer* customData, |
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340 const char* uuid, |
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341 const OrthancPluginDicomInstance* instance, |
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342 const void* content, |
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343 int64_t size, |
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344 OrthancPluginContentType type, |
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345 bool isCompressed) |
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346 { |
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347 try |
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348 { |
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349 OrthancPlugins::DicomInstance dicomInstance(instance); |
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350 Json::Value tags; |
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351 dicomInstance.GetSimplifiedJson(tags); |
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352 |
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353 return StorageCreate(customData, uuid, tags, content, size, type, isCompressed); |
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354 } |
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355 catch (Orthanc::OrthancException& e) |
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356 { |
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357 return static_cast<OrthancPluginErrorCode>(e.GetErrorCode()); |
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358 } |
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359 catch (...) |
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360 { |
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361 return OrthancPluginErrorCode_StorageAreaPlugin; |
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362 } |
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363 |
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364 return OrthancPluginErrorCode_Success; |
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365 } |
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366 |
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367 |
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368 OrthancPluginErrorCode StorageCreateAttachment(OrthancPluginMemoryBuffer* customData, |
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369 const char* uuid, |
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370 const char* resourceId, |
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371 OrthancPluginResourceType resourceType, |
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372 const void* content, |
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373 int64_t size, |
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374 OrthancPluginContentType type, |
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375 bool isCompressed) |
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376 { |
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377 try |
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378 { |
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379 OrthancPlugins::LogInfo(std::string("Creating attachment \"") + uuid + "\""); |
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380 |
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381 //TODO_CUSTOM_DATA: get tags from the Rest API... |
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382 Json::Value tags; |
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383 |
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384 return StorageCreate(customData, uuid, tags, content, size, type, isCompressed); |
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385 } |
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386 catch (Orthanc::OrthancException& e) |
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387 { |
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388 return static_cast<OrthancPluginErrorCode>(e.GetErrorCode()); |
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389 } |
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390 catch (...) |
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391 { |
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392 return OrthancPluginErrorCode_StorageAreaPlugin; |
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393 } |
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394 |
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395 return OrthancPluginErrorCode_Success; |
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396 } |
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397 |
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398 OrthancPluginErrorCode StorageReadWhole(OrthancPluginMemoryBuffer64* target, |
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399 const char* uuid, |
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400 const char* customData, |
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401 OrthancPluginContentType type) |
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402 { |
5081 | 403 std::string path = GetPath(uuid, customData).string(); |
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404 |
5081 | 405 LOG(INFO) << "Advanced Storage - Reading whole attachment \"" << uuid << "\" of type " << static_cast<int>(type) << " (path = " + path + ")"; |
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406 |
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407 if (!Orthanc::SystemToolbox::IsRegularFile(path)) |
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408 { |
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409 OrthancPlugins::LogError(std::string("The path does not point to a regular file: ") + path); |
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410 return OrthancPluginErrorCode_InexistentFile; |
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411 } |
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412 |
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413 try |
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414 { |
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415 fs::ifstream f; |
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416 f.open(path, std::ifstream::in | std::ifstream::binary); |
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417 if (!f.good()) |
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418 { |
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419 OrthancPlugins::LogError(std::string("The path does not point to a regular file: ") + path); |
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420 return OrthancPluginErrorCode_InexistentFile; |
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421 } |
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422 |
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423 // get file size |
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424 f.seekg(0, std::ios::end); |
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425 std::streamsize fileSize = f.tellg(); |
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426 f.seekg(0, std::ios::beg); |
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427 |
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428 // The ReadWhole must allocate the buffer itself |
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429 if (OrthancPluginCreateMemoryBuffer64(OrthancPlugins::GetGlobalContext(), target, fileSize) != OrthancPluginErrorCode_Success) |
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430 { |
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431 OrthancPlugins::LogError(std::string("Unable to allocate memory to read file: ") + path); |
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432 return OrthancPluginErrorCode_NotEnoughMemory; |
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433 } |
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434 |
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435 if (fileSize != 0) |
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436 { |
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437 f.read(reinterpret_cast<char*>(target->data), fileSize); |
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438 } |
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439 |
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440 f.close(); |
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441 } |
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442 catch (...) |
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443 { |
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444 OrthancPlugins::LogError(std::string("Unexpected error while reading: ") + path); |
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445 return OrthancPluginErrorCode_StorageAreaPlugin; |
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446 } |
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447 |
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448 return OrthancPluginErrorCode_Success; |
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449 } |
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450 |
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451 |
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452 OrthancPluginErrorCode StorageReadRange (OrthancPluginMemoryBuffer64* target, |
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453 const char* uuid, |
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454 const char* customData, |
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455 OrthancPluginContentType type, |
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456 uint64_t rangeStart) |
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457 { |
5081 | 458 std::string path = GetPath(uuid, customData).string(); |
5080
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459 |
5081 | 460 LOG(INFO) << "Advanced Storage - Reading range of attachment \"" << uuid << "\" of type " << static_cast<int>(type) << " (path = " + path + ")"; |
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461 |
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462 if (!Orthanc::SystemToolbox::IsRegularFile(path)) |
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463 { |
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464 OrthancPlugins::LogError(std::string("The path does not point to a regular file: ") + path); |
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465 return OrthancPluginErrorCode_InexistentFile; |
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466 } |
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467 |
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468 try |
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469 { |
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470 fs::ifstream f; |
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471 f.open(path, std::ifstream::in | std::ifstream::binary); |
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472 if (!f.good()) |
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473 { |
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474 OrthancPlugins::LogError(std::string("The path does not point to a regular file: ") + path); |
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475 return OrthancPluginErrorCode_InexistentFile; |
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476 } |
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477 |
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478 f.seekg(rangeStart, std::ios::beg); |
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479 |
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480 // The ReadRange uses a target that has already been allocated by orthanc |
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481 f.read(reinterpret_cast<char*>(target->data), target->size); |
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482 |
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483 f.close(); |
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484 } |
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485 catch (...) |
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486 { |
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487 OrthancPlugins::LogError(std::string("Unexpected error while reading: ") + path); |
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488 return OrthancPluginErrorCode_StorageAreaPlugin; |
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489 } |
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490 |
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491 return OrthancPluginErrorCode_Success; |
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492 } |
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493 |
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494 |
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495 OrthancPluginErrorCode StorageRemove (const char* uuid, |
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496 const char* customData, |
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497 OrthancPluginContentType type) |
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498 { |
5081 | 499 fs::path path = GetPath(uuid, customData); |
5080
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500 |
5081 | 501 LOG(INFO) << "Advanced Storage - Deleting attachment \"" << uuid << "\" of type " << static_cast<int>(type) << " (path = " + path.string() + ")"; |
5080
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502 |
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|
503 try |
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504 { |
5081 | 505 fs::remove(path); |
5080
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506 } |
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507 catch (...) |
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508 { |
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509 // Ignore the error |
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510 } |
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511 |
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512 // Remove the empty parent directories, (ignoring the error code if these directories are not empty) |
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513 |
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514 try |
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515 { |
5081 | 516 fs::path parent = path.parent_path(); |
5080
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517 |
5081 | 518 while (parent != GetRootPath()) |
5080
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519 { |
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520 fs::remove(parent); |
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521 parent = parent.parent_path(); |
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522 } |
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523 } |
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524 catch (...) |
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525 { |
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526 // Ignore the error |
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527 } |
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528 |
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529 return OrthancPluginErrorCode_Success; |
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530 } |
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|
531 |
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532 extern "C" |
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533 { |
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534 |
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535 ORTHANC_PLUGINS_API int32_t OrthancPluginInitialize(OrthancPluginContext* context) |
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536 { |
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537 OrthancPlugins::SetGlobalContext(context); |
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538 Orthanc::Logging::InitializePluginContext(context); |
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539 |
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540 /* Check the version of the Orthanc core */ |
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541 if (OrthancPluginCheckVersion(context) == 0) |
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542 { |
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543 OrthancPlugins::ReportMinimalOrthancVersion(ORTHANC_PLUGINS_MINIMAL_MAJOR_NUMBER, |
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544 ORTHANC_PLUGINS_MINIMAL_MINOR_NUMBER, |
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545 ORTHANC_PLUGINS_MINIMAL_REVISION_NUMBER); |
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546 return -1; |
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547 } |
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548 |
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549 OrthancPlugins::LogWarning("AdvancedStorage plugin is initializing"); |
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550 OrthancPluginSetDescription(context, "Provides alternative layout for your storage."); |
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551 |
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552 OrthancPlugins::OrthancConfiguration orthancConfiguration; |
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553 |
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554 OrthancPlugins::OrthancConfiguration advancedStorage; |
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555 orthancConfiguration.GetSection(advancedStorage, "AdvancedStorage"); |
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556 |
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557 bool enabled = advancedStorage.GetBooleanValue("Enable", false); |
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558 if (enabled) |
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559 { |
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560 /* |
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561 { |
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562 "AdvancedStorage": { |
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563 |
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564 // Enables/disables the plugin |
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565 "Enable": false, |
5081 | 566 |
567 // Enables/disables support for multiple StorageDirectories | |
568 "MultipleStorages" : { | |
569 "Storages" : { | |
570 // The storgae ids below may never change since they are stored in DB | |
571 // The storage path may change in case you move your data from one place to the other | |
572 "1" : "/var/lib/orthanc/db", | |
573 "2" : "/mnt/disk2/orthanc" | |
574 }, | |
575 | |
576 // the storage on which new data is stored. | |
577 // There's currently no automatic changes of disks | |
578 "CurrentStorage" : "2", | |
579 }, | |
580 | |
581 // Defines the storage structure and file namings. Right now, | |
582 // only the "OrthancDefault" value shall be used in a production environment. | |
583 // All other values are currently experimental | |
584 // "OrthancDefault" = same structure and file naming as default orthanc, | |
585 // "Preset1-StudyDatePatientID" = split(StudyDate)/PatientID - PatientName/StudyDescription/SeriesInstanceUID/uuid.ext | |
586 "NamingScheme" : "OrthancDefault", | |
587 | |
588 // Defines the maximum length for path used in the storage. If a file is longer | |
589 // than this limit, it is stored with the default orthanc naming scheme | |
590 // (and a warning is issued). | |
591 // Note, on Windows, the maximum path length is 260 bytes by default but can be increased | |
592 // through a configuration. | |
593 "MaxPathLength" : 256 | |
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594 } |
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595 } |
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596 */ |
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597 |
5081 | 598 fsyncOnWrite_ = orthancConfiguration.GetBooleanValue("SyncStorageArea", true); |
599 | |
600 const Json::Value& pluginJson = advancedStorage.GetJson(); | |
601 | |
602 namingScheme_ = advancedStorage.GetStringValue("NamingScheme", "OrthancDefault"); | |
603 | |
604 // if we have enabled multiple storage after files have been saved without this plugin, we still need the default StorageDirectory | |
605 rootPath_ = fs::path(orthancConfiguration.GetStringValue("StorageDirectory", "OrthancStorage")); | |
606 LOG(WARNING) << "AdvancedStorage - Path to the default storage area: " << rootPath_.string(); | |
607 | |
608 maxPathLength_ = orthancConfiguration.GetIntegerValue("MaxPathLength", 256); | |
609 LOG(WARNING) << "AdvancedStorage - Maximum path length: " << maxPathLength_; | |
610 | |
611 if (!rootPath_.is_absolute()) | |
612 { | |
613 LOG(ERROR) << "AdvancedStorage - Path to the default storage area should be an absolute path"; | |
614 return -1; | |
615 } | |
616 | |
617 if (rootPath_.size() > (maxPathLength_ - legacyPathLength)) | |
618 { | |
619 LOG(ERROR) << "AdvancedStorage - Path to the default storage is too long"; | |
620 return -1; | |
621 } | |
622 | |
623 if (pluginJson.isMember("MultipleStorages")) | |
624 { | |
625 multipleStoragesEnabled_ = true; | |
626 const Json::Value& multipleStoragesJson = pluginJson["MultipleStorages"]; | |
627 | |
628 if (multipleStoragesJson.isMember("Storages") && multipleStoragesJson.isObject() && multipleStoragesJson.isMember("CurrentStorage") && multipleStoragesJson["CurrentStorage"].isString()) | |
629 { | |
630 const Json::Value& storagesJson = multipleStoragesJson["Storages"]; | |
631 Json::Value::Members storageIds = storagesJson.getMemberNames(); | |
632 | |
633 for (Json::Value::Members::const_iterator it = storageIds.begin(); it != storageIds.end(); ++it) | |
634 { | |
635 const Json::Value& storagePath = storagesJson[*it]; | |
636 if (!storagePath.isString()) | |
637 { | |
638 LOG(ERROR) << "AdvancedStorage - Storage path is not a string " << *it; | |
639 return -1; | |
640 } | |
641 | |
642 rootPaths_[*it] = storagePath.asString(); | |
643 | |
644 if (!rootPaths_[*it].is_absolute()) | |
645 { | |
646 LOG(ERROR) << "AdvancedStorage - Storage path shall be absolute path '" << storagePath.asString() << "'"; | |
647 return -1; | |
648 } | |
649 | |
650 if (storagePath.asString().size() > (maxPathLength_ - legacyPathLength)) | |
651 { | |
652 LOG(ERROR) << "AdvancedStorage - Storage path is too long '" << storagePath.asString() << "'"; | |
653 return -1; | |
654 } | |
655 } | |
656 | |
657 currentStorageId_ = multipleStoragesJson["CurrentStorage"].asString(); | |
658 | |
659 if (rootPaths_.find(currentStorageId_) == rootPaths_.end()) | |
660 { | |
661 LOG(ERROR) << "AdvancedStorage - CurrentStorage is not defined in Storages list: " << currentStorageId_; | |
662 return -1; | |
663 } | |
664 | |
665 LOG(WARNING) << "AdvancedStorage - multiple storages enabled. Current storage : " << rootPaths_[currentStorageId_].string(); | |
666 } | |
667 } | |
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668 |
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669 OrthancPluginRegisterStorageArea3(context, StorageCreateInstance, StorageCreateAttachment, StorageReadWhole, StorageReadRange, StorageRemove); |
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670 } |
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671 else |
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672 { |
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673 OrthancPlugins::LogWarning("AdvancedStorage plugin is disabled by the configuration file"); |
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674 } |
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675 |
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676 return 0; |
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677 } |
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678 |
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679 |
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680 ORTHANC_PLUGINS_API void OrthancPluginFinalize() |
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681 { |
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682 OrthancPlugins::LogWarning("AdvancedStorage plugin is finalizing"); |
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683 } |
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684 |
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685 |
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686 ORTHANC_PLUGINS_API const char* OrthancPluginGetName() |
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687 { |
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688 return "advanced-storage"; |
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689 } |
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690 |
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691 |
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692 ORTHANC_PLUGINS_API const char* OrthancPluginGetVersion() |
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693 { |
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694 return ORTHANC_PLUGIN_VERSION; |
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695 } |
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696 } |