Mercurial > hg > orthanc-databases
annotate MySQL/Plugins/MySQLIndex.cpp @ 140:4cd7e45b671e
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 31 Jan 2020 17:24:29 +0100 |
parents | 52b3859ee0b7 |
children | 740d9829f52e |
rev | line source |
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0 | 1 /** |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
0 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #include "MySQLIndex.h" | |
23 | |
24 #include "../../Framework/Plugins/GlobalProperties.h" | |
25 #include "../../Framework/MySQL/MySQLDatabase.h" | |
26 #include "../../Framework/MySQL/MySQLTransaction.h" | |
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27 #include "MySQLDefinitions.h" |
0 | 28 |
29 #include <EmbeddedResources.h> // Auto-generated file | |
30 | |
31 #include <Core/Logging.h> | |
32 #include <Core/OrthancException.h> | |
33 | |
34 #include <ctype.h> | |
35 | |
36 namespace OrthancDatabases | |
37 { | |
38 IDatabase* MySQLIndex::OpenInternal() | |
39 { | |
40 uint32_t expectedVersion = 6; | |
41 if (context_) | |
42 { | |
43 expectedVersion = OrthancPluginGetExpectedDatabaseVersion(context_); | |
44 } | |
45 else | |
46 { | |
47 // This case only occurs during unit testing | |
48 expectedVersion = 6; | |
49 } | |
50 | |
51 // Check the expected version of the database | |
52 if (expectedVersion != 6) | |
53 { | |
54 LOG(ERROR) << "This database plugin is incompatible with your version of Orthanc " | |
55 << "expecting the DB schema version " << expectedVersion | |
56 << ", but this plugin is only compatible with version 6"; | |
57 throw Orthanc::OrthancException(Orthanc::ErrorCode_Plugin); | |
58 } | |
59 | |
60
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60 if (!MySQLDatabase::IsValidDatabaseIdentifier(parameters_.GetDatabase())) |
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61 { |
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62 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); |
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63 } |
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64 |
0 | 65 if (clearAll_) |
66 { | |
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67 MySQLDatabase::ClearDatabase(parameters_); |
0 | 68 } |
69 | |
70 std::auto_ptr<MySQLDatabase> db(new MySQLDatabase(parameters_)); | |
71 | |
72 db->Open(); | |
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73 db->Execute("SET SESSION TRANSACTION ISOLATION LEVEL SERIALIZABLE", false); |
0 | 74 |
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75 { |
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76 MySQLDatabase::TransientAdvisoryLock lock(*db, MYSQL_LOCK_DATABASE_SETUP); |
0 | 77 MySQLTransaction t(*db); |
78 | |
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79 db->Execute("ALTER DATABASE " + parameters_.GetDatabase() + |
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80 " CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci", false); |
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81 |
0 | 82 if (!db->DoesTableExist(t, "Resources")) |
83 { | |
84 std::string query; | |
85 | |
86 Orthanc::EmbeddedResources::GetFileResource | |
87 (query, Orthanc::EmbeddedResources::MYSQL_PREPARE_INDEX); | |
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88 db->Execute(query, true); |
0 | 89 |
90 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_DatabaseSchemaVersion, expectedVersion); | |
91 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_DatabasePatchLevel, 1); | |
92 } | |
93 | |
94 if (!db->DoesTableExist(t, "Resources")) | |
95 { | |
96 LOG(ERROR) << "Corrupted MySQL database"; | |
97 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
98 } | |
99 | |
100 int version = 0; | |
101 if (!LookupGlobalIntegerProperty(version, *db, t, Orthanc::GlobalProperty_DatabaseSchemaVersion) || | |
102 version != 6) | |
103 { | |
53 | 104 LOG(ERROR) << "MySQL plugin is incompatible with database schema version: " << version; |
0 | 105 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database); |
106 } | |
107 | |
108 int revision; | |
109 if (!LookupGlobalIntegerProperty(revision, *db, t, Orthanc::GlobalProperty_DatabasePatchLevel)) | |
110 { | |
111 revision = 1; | |
112 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_DatabasePatchLevel, revision); | |
113 } | |
114 | |
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115 if (revision == 1) |
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116 { |
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117 // The serialization of jobs as a global property can lead to |
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118 // very long values => switch to the LONGTEXT type that can |
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119 // store up to 4GB: |
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120 // https://stackoverflow.com/a/13932834/881731 |
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121 db->Execute("ALTER TABLE GlobalProperties MODIFY value LONGTEXT", false); |
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122 |
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123 revision = 2; |
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124 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_DatabasePatchLevel, revision); |
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125 } |
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126 |
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127 if (revision == 2) |
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128 { |
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129 // Install the "GetLastChangeIndex" extension |
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130 std::string query; |
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131 |
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132 Orthanc::EmbeddedResources::GetFileResource |
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133 (query, Orthanc::EmbeddedResources::MYSQL_GET_LAST_CHANGE_INDEX); |
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134 db->Execute(query, true); |
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135 |
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136 revision = 3; |
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137 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_DatabasePatchLevel, revision); |
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138 } |
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139 |
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140 if (revision == 3) |
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141 { |
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142 // Reconfiguration of "Metadata" from TEXT type (up to 64KB) |
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143 // to the LONGTEXT type (up to 4GB). This might be important |
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144 // for applications such as the Osimis Web viewer that stores |
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145 // large amount of metadata. |
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146 // http://book.orthanc-server.com/faq/features.html#central-registry-of-metadata-and-attachments |
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147 db->Execute("ALTER TABLE Metadata MODIFY value LONGTEXT", false); |
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148 |
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149 revision = 4; |
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150 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_DatabasePatchLevel, revision); |
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151 } |
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152 |
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153 if (revision == 4) |
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154 { |
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155 // Install the "CreateInstance" extension |
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156 std::string query; |
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157 |
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158 Orthanc::EmbeddedResources::GetFileResource |
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159 (query, Orthanc::EmbeddedResources::MYSQL_CREATE_INSTANCE); |
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160 db->Execute(query, true); |
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161 |
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162 revision = 5; |
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163 SetGlobalIntegerProperty(*db, t, Orthanc::GlobalProperty_DatabasePatchLevel, revision); |
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164 } |
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165 |
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166 if (revision != 5) |
0 | 167 { |
53 | 168 LOG(ERROR) << "MySQL plugin is incompatible with database schema revision: " << revision; |
0 | 169 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database); |
170 } | |
171 | |
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172 t.Commit(); |
0 | 173 } |
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174 |
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175 /** |
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176 * WARNING: This lock must be acquired after |
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177 * "MYSQL_LOCK_DATABASE_SETUP" is released. Indeed, in MySQL < |
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178 * 5.7, it is impossible to acquire more than one lock at a time, |
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179 * as calling "SELECT GET_LOCK()" releases all the |
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180 * previously-acquired locks. |
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181 * https://dev.mysql.com/doc/refman/5.7/en/locking-functions.html |
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182 **/ |
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183 if (parameters_.HasLock()) |
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184 { |
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185 db->AdvisoryLock(MYSQL_LOCK_INDEX); |
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186 } |
0 | 187 |
188 return db.release(); | |
189 } | |
190 | |
191 | |
192 MySQLIndex::MySQLIndex(const MySQLParameters& parameters) : | |
193 IndexBackend(new Factory(*this)), | |
194 context_(NULL), | |
195 parameters_(parameters), | |
196 clearAll_(false) | |
197 { | |
198 } | |
199 | |
200 | |
201 int64_t MySQLIndex::CreateResource(const char* publicId, | |
202 OrthancPluginResourceType type) | |
203 { | |
204 { | |
205 DatabaseManager::CachedStatement statement( | |
206 STATEMENT_FROM_HERE, GetManager(), | |
207 "INSERT INTO Resources VALUES(${}, ${type}, ${id}, NULL)"); | |
208 | |
209 statement.SetParameterType("id", ValueType_Utf8String); | |
210 statement.SetParameterType("type", ValueType_Integer64); | |
211 | |
212 Dictionary args; | |
213 args.SetUtf8Value("id", publicId); | |
214 args.SetIntegerValue("type", static_cast<int>(type)); | |
215 | |
216 statement.Execute(args); | |
217 } | |
218 | |
219 { | |
220 DatabaseManager::CachedStatement statement( | |
221 STATEMENT_FROM_HERE, GetManager(), | |
222 "SELECT LAST_INSERT_ID()"); | |
223 | |
224 statement.Execute(); | |
225 | |
226 return ReadInteger64(statement, 0); | |
227 } | |
228 } | |
229 | |
230 | |
231 void MySQLIndex::DeleteResource(int64_t id) | |
232 { | |
233 ClearDeletedFiles(); | |
234 | |
235 // Recursive exploration of resources to be deleted, from the "id" | |
236 // resource to the top of the tree of resources | |
237 | |
238 bool done = false; | |
239 | |
240 while (!done) | |
241 { | |
242 int64_t parentId; | |
243 | |
244 { | |
245 DatabaseManager::CachedStatement lookupSiblings( | |
246 STATEMENT_FROM_HERE, GetManager(), | |
247 "SELECT parentId FROM Resources " | |
248 "WHERE parentId = (SELECT parentId FROM Resources WHERE internalId=${id});"); | |
249 | |
250 lookupSiblings.SetParameterType("id", ValueType_Integer64); | |
251 | |
252 Dictionary args; | |
253 args.SetIntegerValue("id", id); | |
254 | |
255 lookupSiblings.Execute(args); | |
256 | |
257 if (lookupSiblings.IsDone()) | |
258 { | |
259 // "id" is a root node | |
260 done = true; | |
261 } | |
262 else | |
263 { | |
264 parentId = ReadInteger64(lookupSiblings, 0); | |
265 lookupSiblings.Next(); | |
266 | |
267 if (lookupSiblings.IsDone()) | |
268 { | |
269 // "id" has no sibling node, recursively remove | |
270 done = false; | |
271 id = parentId; | |
272 } | |
273 else | |
274 { | |
275 // "id" has at least one sibling node: the parent node is the remaining ancestor | |
276 done = true; | |
277 | |
278 DatabaseManager::CachedStatement parent( | |
279 STATEMENT_FROM_HERE, GetManager(), | |
280 "SELECT publicId, resourceType FROM Resources WHERE internalId=${id};"); | |
281 | |
282 parent.SetParameterType("id", ValueType_Integer64); | |
283 | |
284 Dictionary args; | |
285 args.SetIntegerValue("id", parentId); | |
286 | |
287 parent.Execute(args); | |
288 | |
289 GetOutput().SignalRemainingAncestor( | |
290 ReadString(parent, 0), | |
291 static_cast<OrthancPluginResourceType>(ReadInteger32(parent, 1))); | |
292 } | |
293 } | |
294 } | |
295 } | |
296 | |
297 { | |
298 DatabaseManager::CachedStatement deleteHierarchy( | |
299 STATEMENT_FROM_HERE, GetManager(), | |
300 "DELETE FROM Resources WHERE internalId IN (SELECT * FROM (SELECT internalId FROM Resources WHERE internalId=${id} OR parentId=${id} OR parentId IN (SELECT internalId FROM Resources WHERE parentId=${id}) OR parentId IN (SELECT internalId FROM Resources WHERE parentId IN (SELECT internalId FROM Resources WHERE parentId=${id}))) as t);"); | |
301 | |
302 deleteHierarchy.SetParameterType("id", ValueType_Integer64); | |
303 | |
304 Dictionary args; | |
305 args.SetIntegerValue("id", id); | |
306 | |
307 deleteHierarchy.Execute(args); | |
308 } | |
309 | |
310 SignalDeletedFiles(); | |
311 } | |
87
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312 |
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313 |
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314 int64_t MySQLIndex::GetLastChangeIndex() |
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315 { |
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316 DatabaseManager::CachedStatement statement( |
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317 STATEMENT_FROM_HERE, GetManager(), |
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318 "SELECT value FROM GlobalIntegers WHERE property = 0"); |
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319 |
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320 statement.SetReadOnly(true); |
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321 statement.Execute(); |
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322 |
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323 return ReadInteger64(statement, 0); |
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324 } |
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325 |
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326 |
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327 #if ORTHANC_PLUGINS_HAS_DATABASE_CONSTRAINT == 1 |
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328 void MySQLIndex::CreateInstance(OrthancPluginCreateInstanceResult& result, |
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329 const char* hashPatient, |
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330 const char* hashStudy, |
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331 const char* hashSeries, |
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332 const char* hashInstance) |
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333 { |
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334 { |
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335 DatabaseManager::CachedStatement statement( |
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336 STATEMENT_FROM_HERE, GetManager(), |
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337 "CALL CreateInstance(${patient}, ${study}, ${series}, ${instance}, " |
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338 "@isNewPatient, @isNewStudy, @isNewSeries, @isNewInstance, " |
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339 "@patientKey, @studyKey, @seriesKey, @instanceKey)"); |
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340 |
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341 statement.SetParameterType("patient", ValueType_Utf8String); |
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342 statement.SetParameterType("study", ValueType_Utf8String); |
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343 statement.SetParameterType("series", ValueType_Utf8String); |
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344 statement.SetParameterType("instance", ValueType_Utf8String); |
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345 |
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346 Dictionary args; |
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347 args.SetUtf8Value("patient", hashPatient); |
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348 args.SetUtf8Value("study", hashStudy); |
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349 args.SetUtf8Value("series", hashSeries); |
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350 args.SetUtf8Value("instance", hashInstance); |
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351 |
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352 statement.Execute(args); |
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353 |
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354 if (!statement.IsDone()) |
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355 { |
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356 throw Orthanc::OrthancException(Orthanc::ErrorCode_Database); |
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357 } |
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358 } |
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359 |
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360 { |
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361 DatabaseManager::CachedStatement statement( |
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362 STATEMENT_FROM_HERE, GetManager(), |
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363 "SELECT @isNewPatient, @isNewStudy, @isNewSeries, @isNewInstance, " |
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364 "@patientKey, @studyKey, @seriesKey, @instanceKey"); |
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365 |
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366 statement.Execute(); |
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367 |
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368 for (size_t i = 0; i < 8; i++) |
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369 { |
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370 statement.SetResultFieldType(i, ValueType_Integer64); |
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371 } |
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372 |
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373 result.isNewInstance = (ReadInteger64(statement, 3) == 1); |
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374 result.instanceId = ReadInteger64(statement, 7); |
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375 |
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376 if (result.isNewInstance) |
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377 { |
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378 result.isNewPatient = (ReadInteger64(statement, 0) == 1); |
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379 result.isNewStudy = (ReadInteger64(statement, 1) == 1); |
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380 result.isNewSeries = (ReadInteger64(statement, 2) == 1); |
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381 result.patientId = ReadInteger64(statement, 4); |
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382 result.studyId = ReadInteger64(statement, 5); |
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383 result.seriesId = ReadInteger64(statement, 6); |
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384 } |
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385 } |
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386 } |
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387 #endif |
0 | 388 } |