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 version 2 as published by
9 // the Free Software Foundation and appearing in the file gpl.txt included in the
10 // packaging of this file.
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/>.
21 #include <QSqlTableModel>
24 #include "dbmediaimage.h"
27 DbMediaImage::DbMediaImage(QObject *parent)
30 type = EmuFrontFile::FileType_MediaImage;
31 tableName = DbMediaImage::DB_TABLE_NAME_FILE;
34 /*bool DbMediaImage::updateDataObjectToModel(const EmuFrontObject *efo)
40 /*bool DbMediaImage::deleteDataObjectFromModel(QModelIndex *i)
46 int DbMediaImage::countDataObjectRefs(int id) const
52 QString DbMediaImage::constructSelect(QString whereClause) const
58 QString DbMediaImage::constructSelectById(int id) const
64 EmuFrontObject* DbMediaImage::recordToDataObject(const QSqlRecord *)
70 /*QSqlQueryModel* DbMediaImage::getData()
72 QSqlTableModel *model = new QSqlTableModel;
73 model->setTable(DB_TABLE_NAME_FILE);
77 /*int DbMediaImage::insertMediaImage(const MediaImage *mi)
79 return DbFile::insertDataObjectToModel(mi);
82 /* Stores a list of media images to the database.
83 Returns a list of media image id corresponding to the given list of media
84 images inserted to the database or already in the database.
86 QList<int> DbMediaImage::storeMediaImages(QMap<QString, EmuFrontObject*> images)
88 qDebug() << "Storing media images to database.";
89 QList<int> ids = QList<int>();
90 QMapIterator<QString, EmuFrontObject*> it(images);
95 mi = dynamic_cast<MediaImage*>(it.value());
96 QString cksum = mi->getCheckSum();
97 qDebug() << "Storing media image " << mi->getName()
98 << " with checksum " << cksum;
99 EmuFrontObject *o = getFileByChecksum(cksum);
100 int id = o ? o->getId() : -1;
103 qDebug() << "This media image already exists with id " << id;
105 // this media image is already stored to db
106 // we will append the id of this media image to the list of media images
107 // and we will link this media image to the container later
112 qDebug() << "This media image is not yet in the db.";
113 id = insertDataObjectToModel(mi);
116 // TODO: Build an error message of failed inserts
117 qDebug() << "Failed inserting media image" << mi->getName();
128 void DbMediaImage::removeOrphanedMediaImages(QList<int> ids)
131 // go through the list of media image ids,
132 // if the media image with curr id doesn't have a container, delete it
135 /* Fetches a list of media images inside a media image container
137 QMap<QString, EmuFrontObject*> DbMediaImage::getMediaImages(int micId) const
139 QMap<QString, EmuFrontObject*> list;
141 q.prepare("SELECT file.id, file.name, file.size, file.checksum "
142 "FROM file INNER JOIN mediaimagecontainer_mediaimage "
143 "ON mediaimagecontainer_mediaimage.mediaimageid = file.id "
144 "WHERE mediaimagecontainer_mediaimage.mediaimagecontainerid = :micid ");
145 q.bindValue(":micid", micId);
149 QString name, checksum;
154 id = rec.value(DbMediaImage::File_Id).toInt();
155 name = rec.value(DbMediaImage::File_Name).toString();
156 checksum = rec.value(DbMediaImage::File_CheckSum).toString();
157 size = rec.value(DbMediaImage::File_FileSize).toInt();
158 list[checksum] = new MediaImage(id, name, checksum, size);
163 QString DbMediaImage::getCountRefsSelect(int id) const
166 /* nothing will be removed if a mediaimage file is removed
167 from the db. TODO: if all the mediaimages from
168 mediaimagecontainer are removed
169 the mediaimagecontainer should be removed! */
170 return QString("SELECT 0");
171 /*return QString("SELECT count(*) FROM file "
172 "INNER JOIN mediaimagecontainer_mediaimage "
173 "ON file.id=mediaimagecontainer_mediaimage.mediaimageid "
174 "WHERE file.id=%1").arg(id);*/