Mercurial > hg > orthanc-databases
annotate PostgreSQL/Plugins/PostgreSQLStorageArea.cpp @ 97:66fd0d587773
integration db-changes->mainline
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 21 Jan 2019 14:38:12 +0100 |
parents | 714c5d2bee76 |
children | cc3dc759c989 |
rev | line source |
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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 |
67 | 5 * Copyright (C) 2017-2019 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 Affero General Public License |
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9 * as published by the Free Software Foundation, either version 3 of |
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10 * the License, or (at your option) any later version. |
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11 * |
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12 * This program is distributed in the hope that it will be useful, but |
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 * Affero General Public License for more details. |
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16 * |
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17 * You should have received a copy of the GNU Affero General Public License |
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 **/ |
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20 |
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21 |
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22 #include "PostgreSQLStorageArea.h" |
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23 |
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24 #include "../../Framework/PostgreSQL/PostgreSQLTransaction.h" |
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25 |
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26 #include <Plugins/Samples/Common/OrthancPluginCppWrapper.h> |
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27 #include <Core/Logging.h> |
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28 |
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29 |
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30 namespace OrthancDatabases |
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31 { |
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32 IDatabase* PostgreSQLStorageArea::OpenInternal() |
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33 { |
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34 std::auto_ptr<PostgreSQLDatabase> db(new PostgreSQLDatabase(parameters_)); |
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35 |
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36 db->Open(); |
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37 |
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38 if (parameters_.HasLock()) |
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39 { |
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40 db->AdvisoryLock(43 /* some arbitrary constant */); |
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41 } |
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42 |
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43 if (clearAll_) |
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44 { |
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45 db->ClearAll(); |
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46 } |
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47 |
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48 { |
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49 PostgreSQLTransaction t(*db); |
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50 |
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51 if (!db->DoesTableExist("StorageArea")) |
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52 { |
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53 db->Execute("CREATE TABLE IF NOT EXISTS StorageArea(" |
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54 "uuid VARCHAR NOT NULL PRIMARY KEY," |
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55 "content OID NOT NULL," |
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56 "type INTEGER NOT NULL)"); |
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57 |
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58 // Automatically remove the large objects associated with the table |
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59 db->Execute("CREATE OR REPLACE RULE StorageAreaDelete AS ON DELETE " |
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60 "TO StorageArea DO SELECT lo_unlink(old.content);"); |
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61 } |
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62 |
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63 t.Commit(); |
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64 } |
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65 |
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66 return db.release(); |
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67 } |
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68 |
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69 |
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70 PostgreSQLStorageArea::PostgreSQLStorageArea(const PostgreSQLParameters& parameters) : |
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71 StorageBackend(new Factory(*this)), |
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72 parameters_(parameters), |
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73 clearAll_(false) |
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74 { |
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75 } |
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76 } |