2 // Copyright 2010 Mikko Keinänen
4 // This file is part of EmuFront.
7 // EmuFront is free software: you can redistribute it and/or modify
8 // it under the terms of the GNU General Public License as published by
9 // the Free Software Foundation, either version 3 of the License, or
10 // (at your option) any later version.
12 // EmuFront is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with EmuFront. If not, see <http://www.gnu.org/licenses/>.
23 #include <QSqlRelationalTableModel>
25 #include "dbmediaimagecontainer.h"
27 DbMediaImageContainer::DbMediaImageContainer(QObject *parent)
28 : DbFile(parent) // DbQueryModelManager(parent)
30 dbMediaImage = new DbMediaImage(parent);
31 //dbFile = new DbFile(parent);
34 bool DbMediaImageContainer::updateDataObjectToModel(const EmuFrontObject *efo)
40 int DbMediaImageContainer::insertDataObjectToModel(const EmuFrontObject *efo)
42 const MediaImageContainer *mic
43 = dynamic_cast<const MediaImageContainer *>(efo);
45 // check if this media image container is already in the database
47 if ((fileId = getMediaImageContainer(mic->getCheckSum())) >= 0)
50 if (!mic->getFilePath())
51 throw new EmuFrontException("Cannot install media image "
52 "container to database without a file path object!");
54 QList<MediaImage*> images = mic->getMediaImages();
55 QList<int> ids = dbMediaImage->storeMediaImages(images);
60 /* Contained Media images successfully stored to db,
61 storing media image container also */
65 // Insert MediaImageContainer first as a EmuFrontFile object to file table.
67 // File id is used to store the media image container instance to database,
68 // file id is also the media image container id
69 fileId = DbFile::insertDataObjectToModel(mic);
72 // TODO: note we most surely need to catch the exception
73 // in the calling code block and clean
74 // all the media image and ...containers from
76 throw new EmuFrontException(
77 QString(tr("Inserting media image container %1 to file database failed"))
78 .arg(mic->getName()));
81 // Insert to mediaimagecontainer table
84 q.prepare("INSERT INTO mediaimagecontainer "
85 "(fileid, filepathid, updatetime) "
86 "VALUES (:fileid, :filepathid, :updatetime)");
87 q.bindValue(":fileid", fileId);
88 q.bindValue(":filepathid", mic->getFilePath()->getId());
89 q.bindValue(":updatetime", DatabaseManager::getCurrentTimeStamp());
91 DbFile::deleteDataObject(fileId);
92 throw new EmuFrontException("Failed inserting media image to database!");
94 linkMediaImagesWithContainer(fileId, ids);
95 } catch (EmuFrontException e) {
96 dbMediaImage->removeOrphanedMediaImages(ids);
103 bool DbMediaImageContainer::deleteDataObjectFromModel(QModelIndex *i)
109 int DbMediaImageContainer::countDataObjectRefs(int id) const
115 QString DbMediaImageContainer::constructSelect(QString whereClause) const
121 QString DbMediaImageContainer::constructFilterById(int id) const
127 QString DbMediaImageContainer::constructSelectById(int id) const
133 EmuFrontObject* DbMediaImageContainer::recordToDataObject(const QSqlRecord *)
139 QSqlQueryModel* DbMediaImageContainer::getData()
145 /* Returns the id of a media image container with a given cheksum or -1 if not found */
146 int DbMediaImageContainer::getMediaImageContainer(QString checksum) const
154 * Stores media image containers, including the media images included
157 void DbMediaImageContainer::storeContainers(QList<MediaImageContainer *> lst, FilePathObject *fpo)
159 qDebug() << "Storing media image containers to database.";
160 foreach(MediaImageContainer *mic, lst)
162 qDebug() << "Media image container " << mic->getName();
163 int micFileId = insertDataObjectToModel(mic);
167 void DbMediaImageContainer::linkMediaImagesWithContainer(int micId, QList<int> miIds)
169 if (micId < 0 || miIds.count() <= 0)
173 q.prepare("INSERT INTO mediaimagecontainer_mediaimage "
174 "(mediaimagecontainerid, mediaimageid) "
175 "VALUES (:micid, :miid) ");
176 q.bindValue(":micid", micId);
178 foreach(int miid, miIds) {
179 q.bindValue(":miid", miid);
181 throw new EmuFrontException(QString("Failed linking media "
182 "image container %1 to a media image %2").arg(micId).arg(miid));