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/>.
23 #include <QSqlRelationalTableModel>
25 #include "dbemufrontfileobject.h"
27 DbEmuFrontFileObject::DbEmuFrontFileObject(QObject *parent)
28 : DbQueryModelManager(parent)
30 dbFile = new DbFile(this);
33 /* Throws EmuFrontException */
34 EmuFrontObject* DbEmuFrontFileObject::recordToDataObject(const QSqlRecord *record)
36 int id = record->value(EmuFrontFileObject_Id).toInt();
37 QString name = record->value(EmuFrontFileObject_Name).toString();
38 int fileId = record->value(EmuFrontFileObject_FileId).toInt();
42 EmuFrontObject *o = dbFile->getDataObject(fileId); /* Throws EmuFrontException */
43 f = dynamic_cast<EmuFrontFile*>(o);
45 EmuFrontObject *efo = createEmuFrontFileObject(id, name, f);
49 bool DbEmuFrontFileObject::updateDataObjectToModel(const EmuFrontObject *ob)
51 const EmuFrontFileObject *plf = dynamic_cast<const EmuFrontFileObject*>(ob);
54 query.prepare(QString("UPDATE %1 SET "
57 "WHERE id=:id").arg(tableName));
58 query.bindValue(":name", plf->getName());
59 query.bindValue(":fileid",
60 plf->getFile() ? QString(plf->getFile()->getId()) : "NULL");
61 query.bindValue(":id", plf->getId());
64 if (ret) resetModel();
66 qDebug() << "Failed updating " << tableName
67 << " " << query.lastError().text()
68 << " " << query.executedQuery() ;
72 int DbEmuFrontFileObject::insertDataObjectToModel(const EmuFrontObject *ob)
74 const EmuFrontFileObject *plf = dynamic_cast<const EmuFrontFileObject *>(ob);
76 query.prepare(QString("INSERT INTO %1 (id, name, fileid) "
77 "VALUES (NULL, :name, :fileid) ").arg(tableName));
78 query.bindValue(":name", plf->getName());
80 query.bindValue(":fileid", plf->getFile()->getId());
81 else query.bindValue(":fileid", "NULL");
84 id = query.lastInsertId().toInt();
86 qDebug() << "Failed inserting to " << tableName << " "
87 << query.lastError().text() << " " << query.executedQuery() ;
91 // WARNING: this will delete also all the databindings to selected platform
92 bool DbEmuFrontFileObject::deleteDataObjectFromModel(QModelIndex *index)
98 QString DbEmuFrontFileObject::constructSelect(QString where) const
100 return QString("SELECT maintbl.id AS FileObjectId, "
101 "maintbl.name AS Name, "
102 "file.id AS FileId, "
103 "file.name AS FileName, "
104 "file.type AS FileType, "
105 "file.checksum AS FileChecksum, "
106 "file.size AS FileSize, "
107 "file.updatetime AS FileUpdateTime "
108 "FROM %1 AS maintbl "
109 "LEFT OUTER JOIN file ON maintbl.fileid=file.id "
111 "ORDER BY Name").arg(tableName).arg(where);
114 QString DbEmuFrontFileObject::constructSelectById(int id) const
116 return constructSelect(QString("WHERE %1").arg(constructFilterById(id)));
119 QString DbEmuFrontFileObject::constructFilterById(int id) const
121 return QString("maintbl.id = %1").arg(id);
124 QSqlQueryModel* DbEmuFrontFileObject::getData()
126 QSqlQueryModel *model = new QSqlQueryModel(this);
127 model->setQuery(constructSelect());
128 model->setHeaderData(EmuFrontFileObject_Id, Qt::Horizontal, tr("Id"));
129 model->setHeaderData(EmuFrontFileObject_Name, Qt::Horizontal, tr("Name"));
133 QString DbEmuFrontFileObject::getDeleteObjectSql() const
135 return QString("DELETE FROM %1 WHERE id=:id").arg(tableName);