2 * Copyright (C) 2010 Ixonos Plc.
3 * Copyright (C) 2011 Philipp Spitzer, gregor herrmann
5 * This file is part of ConfClerk.
7 * ConfClerk is free software: you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the Free
9 * Software Foundation, either version 2 of the License, or (at your option)
12 * ConfClerk is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
17 * You should have received a copy of the GNU General Public License along with
18 * ConfClerk. If not, see <http://www.gnu.org/licenses/>.
28 #include <QDesktopServices>
29 #include "sqlengine.h"
31 #include <conference.h>
35 const QString DATE_FORMAT ("yyyy-MM-dd");
36 const QString TIME_FORMAT ("hh:mm");
38 SqlEngine::SqlEngine(QObject *aParent)
43 SqlEngine::~SqlEngine()
47 QString SqlEngine::login(const QString &aDatabaseType, const QString &aDatabaseName)
49 QSqlDatabase database = QSqlDatabase::addDatabase(aDatabaseType);
50 database.setDatabaseName(aDatabaseName);
53 if(!QFile::exists(aDatabaseName)) // the DB (tables) doesn't exists, and so we have to create one
56 if (!database.open()) qDebug() << "Could not open database" << database.lastError();
57 QFile file(":/create_tables.sql");
58 file.open(QIODevice::ReadOnly | QIODevice::Text);
59 QString allSqlStatements = file.readAll();
60 foreach(QString sql, allSqlStatements.split(";")) {
61 QSqlQuery query(database);
62 if (!query.exec(sql)) qDebug() << "Could not execute query" << query.lastError();
70 checkConferenceMap(database);
72 //LOG_INFO(QString("Opening '%1' database '%2'").arg(aDatabaseType).arg(aDatabaseName));
74 return result ? QString() : database.lastError().text();
77 void SqlEngine::initialize()
81 dataDirName = QDesktopServices::storageLocation(QDesktopServices::DataLocation);
82 QDir dataDir = QDir(dataDirName).absolutePath();
84 dataDir.mkpath(dataDirName);
85 databaseName = dataDirName + "/ConfClerk.sqlite";
86 login("QSQLITE",databaseName);
89 void SqlEngine::addConferenceToDB(QHash<QString,QString> &aConference)
91 QSqlDatabase db = QSqlDatabase::database();
93 if (db.isValid() && db.isOpen())
96 QList<Conference> confsList = Conference::getAll();
99 QListIterator<Conference> i(confsList);
102 Conference conf = i.next();
103 if( aConference["title"] == conf.title() )
106 aConference["id"] = QString::number(confId);
112 if(!confId) // conference 'aConference' isn't in the table => insert
115 query.prepare("INSERT INTO CONFERENCE (title,url,subtitle,venue,city,start,end,days,"
116 "day_change,timeslot_duration,active) "
117 " VALUES (:title,:url,:subtitle,:venue,:city,:start,:end,:days,"
118 ":day_change,:timeslot_duration,:active)");
119 foreach (QString prop_name, (QList<QString>() << "title" << "url" << "subtitle" << "venue" << "city" << "days")) {
120 query.bindValue(QString(":") + prop_name, aConference[prop_name]);
122 query.bindValue(":start", QDateTime(QDate::fromString(aConference["start"],DATE_FORMAT),QTime(0,0),Qt::UTC).toTime_t());
123 query.bindValue(":end", QDateTime(QDate::fromString(aConference["end"],DATE_FORMAT),QTime(0,0),Qt::UTC).toTime_t());
124 query.bindValue(":day_change", -QTime::fromString(aConference["day_change"],TIME_FORMAT).secsTo(QTime(0,0)));
125 query.bindValue(":day_change", -QTime::fromString(aConference["timeslot_duration"],TIME_FORMAT).secsTo(QTime(0,0)));
126 query.bindValue(":active", confsList.count() > 0 ? 0 : 1);
127 if (!query.exec()) qDebug() << "Could not execute query to insert a conference:" << query.lastError();
128 aConference["id"] = query.lastInsertId().toString(); // 'id' is assigned automatically
133 void SqlEngine::addEventToDB(QHash<QString,QString> &aEvent)
135 QSqlDatabase db = QSqlDatabase::database();
137 if (db.isValid() && db.isOpen())
139 //insert event track to table and get track id
140 int conference = aEvent["conference_id"].toInt();
141 QString name = aEvent["track"];
146 track = Track::retrieveByName(conference, name);
147 trackId = track.id();
149 catch (OrmNoObjectException &e) {
150 track.setConference(conference);
152 trackId = track.insert();
154 QDateTime startDateTime;
155 startDateTime.setTimeSpec(Qt::UTC);
156 startDateTime = QDateTime(QDate::fromString(aEvent["date"],DATE_FORMAT),QTime::fromString(aEvent["start"],TIME_FORMAT),Qt::UTC);
158 bool event_exists = false;
160 QSqlQuery check_event_query;
161 check_event_query.prepare("SELECT * FROM EVENT WHERE xid_conference = :xid_conference AND id = :id");
162 check_event_query.bindValue(":xid_conference", aEvent["conference_id"]);
163 check_event_query.bindValue(":id", aEvent["id"]);
164 if (!check_event_query.exec()) {
165 qWarning() << "check event failed, conference id:" << aEvent["xid_conference"]
166 << "event id:" << aEvent["id"]
167 << "error:" << check_event_query.lastError()
171 if (check_event_query.isActive() and check_event_query.isSelect() and check_event_query.next()) {
178 result.prepare("UPDATE EVENT SET"
180 ", duration = :duration"
181 ", xid_track = :xid_track"
183 ", language = :language"
186 ", subtitle = :subtitle"
187 ", abstract = :abstract"
188 ", description = :description"
189 " WHERE id = :id AND xid_conference = :xid_conference");
191 result.prepare("INSERT INTO EVENT "
192 " (xid_conference, id, start, duration, xid_track, type, "
193 " language, tag, title, subtitle, abstract, description) "
194 " VALUES (:xid_conference, :id, :start, :duration, :xid_track, :type, "
195 ":language, :tag, :title, :subtitle, :abstract, :description)");
197 result.bindValue(":xid_conference", aEvent["conference_id"]);
198 result.bindValue(":start", QString::number(startDateTime.toTime_t()));
199 result.bindValue(":duration", -QTime::fromString(aEvent["duration"],TIME_FORMAT).secsTo(QTime(0,0)));
200 result.bindValue(":xid_track", trackId);
201 static const QList<QString> props = QList<QString>()
202 << "id" << "type" << "language" << "tag" << "title" << "subtitle" << "abstract" << "description";
203 foreach (QString prop_name, props) {
204 result.bindValue(QString(":") + prop_name, aEvent[prop_name]);
206 if (!result.exec()) {
207 qWarning() << "event insert/update failed:" << result.lastError();
212 void SqlEngine::addPersonToDB(QHash<QString,QString> &aPerson)
214 QSqlDatabase db = QSqlDatabase::database();
216 if (db.isValid() && db.isOpen())
219 query.prepare("INSERT INTO PERSON (xid_conference,id,name) VALUES (:xid_conference, :id, :name)");
220 query.bindValue(":xid_conference", aPerson["conference_id"]);
221 query.bindValue(":id", aPerson["id"]);
222 query.bindValue(":name", aPerson["name"]);
223 query.exec(); // some queries fail due to the unique key constraint
224 // if (!query.exec()) qDebug() << "SQL query 'insert into person' failed: " << query.lastError();
226 query = QSqlQuery(db);
227 query.prepare("INSERT INTO EVENT_PERSON (xid_conference,xid_event,xid_person) VALUES (:xid_conference, :xid_event, :xid_person)");
228 query.bindValue(":xid_conference", aPerson["conference_id"]);
229 query.bindValue(":xid_event", aPerson["event_id"]);
230 query.bindValue(":xid_person", aPerson["id"]);
231 query.exec(); // some queries fail due to the unique key constraint
232 // if (!query.exec()) qDebug() << "SQL query 'insert into event_person' failed: " << query.lastError();
236 void SqlEngine::addRoomToDB(QHash<QString,QString> &aRoom)
238 QSqlDatabase db = QSqlDatabase::database();
240 if (db.isValid() && db.isOpen())
243 query.prepare("SELECT id FROM ROOM WHERE xid_conference=:conference_id and name=:name");
244 query.bindValue(":conference_id", aRoom["conference_id"]);
245 query.bindValue(":name", aRoom["name"]);
246 if (!query.exec()) qDebug() << "Could not execute select room query: " << query.lastError();
247 // now we have to check whether ROOM record with 'name' exists or not,
248 // - if it doesn't exist yet, then we have to add that record to 'ROOM' table
249 // and assign autoincremented 'id' to aRoom
250 // - if it exists, then we need to get its 'id' and assign it to aRoom
252 if(query.next()) // ROOM record with 'name' already exists: we need to get its 'id'
254 aRoom["id"] = query.value(0).toString();
256 else // ROOM record doesn't exist yet, need to create it
258 query = QSqlQuery(db);
259 query.prepare("INSERT INTO ROOM (xid_conference,name,picture) VALUES (:xid_conference, :name, :picture)");
260 query.bindValue(":xid_conference", aRoom["conference_id"]);
261 query.bindValue(":xid_name", aRoom["name"]);
262 query.bindValue(":xid_picture", aRoom["picture"]);
263 if (!query.exec()) qDebug() << "Could not execute 'insert into room ...' query." << query.lastError();
264 aRoom["id"]= query.lastInsertId().toString(); // 'id' is assigned automatically
265 //LOG_AUTOTEST(query);
267 query = QSqlQuery(db);
268 query.prepare("INSERT INTO EVENT_ROOM (xid_conference,xid_event,xid_room) VALUES (:conference_id, :event_id, :room_id)");
269 query.bindValue(":conference_id", aRoom["conference_id"]);
270 query.bindValue(":event_id", aRoom["event_id"]);
271 query.bindValue(":room_id", aRoom["id"]);
272 if (!query.exec()) qDebug() << "Could not 'execute insert into event_room' query:" << query.lastError();
276 void SqlEngine::addLinkToDB(QHash<QString,QString> &aLink)
278 QSqlDatabase db = QSqlDatabase::database();
280 //TODO: check if the link doesn't exist before inserting
281 if (db.isValid() && db.isOpen())
284 query.prepare("INSERT INTO LINK (xid_event, xid_conference, name, url) VALUES (:xid_event, :xid_conference, :name, :url)");
285 query.bindValue(":xid_event", aLink["event_id"]);
286 query.bindValue(":xid_conference", aLink["conference_id"]);
287 query.bindValue(":name", aLink["name"]);
288 query.bindValue(":url", aLink["url"]);
289 if (!query.exec()) qDebug() << "Error executing 'insert into link' query: " << query.lastError();
293 int SqlEngine::searchEvent(int aConferenceId, const QHash<QString,QString> &aColumns, const QString &aKeyword)
295 QSqlDatabase db = QSqlDatabase::database();
297 if ( !db.isValid() || !db.isOpen())
300 if (aColumns.empty()) return -1;
303 execQuery( db, "DROP TABLE IF EXISTS SEARCH_EVENT");
305 execQuery( db, "CREATE TABLE SEARCH_EVENT ( xid_conference INTEGER NOT NULL, id INTEGER NOT NULL )");
307 QString sql = QString("INSERT INTO SEARCH_EVENT ( xid_conference, id ) "
308 "SELECT EVENT.xid_conference, EVENT.id FROM EVENT ");
309 if( aColumns.contains("ROOM") ){
310 sql += "INNER JOIN EVENT_ROOM ON ( EVENT.xid_conference = EVENT_ROOM.xid_conference AND EVENT.id = EVENT_ROOM.xid_event ) ";
311 sql += "INNER JOIN ROOM ON ( EVENT_ROOM.xid_room = ROOM.id ) ";
313 if( aColumns.contains("PERSON") ){
314 sql += "INNER JOIN EVENT_PERSON ON ( EVENT.xid_conference = EVENT_PERSON.xid_conference AND EVENT.id = EVENT_PERSON.xid_event ) ";
315 sql += "INNER JOIN PERSON ON ( EVENT_PERSON.xid_person = PERSON.id ) ";
317 sql += QString("WHERE EVENT.xid_conference = %1 AND (").arg( aConferenceId );
319 foreach (QString table, aColumns.uniqueKeys()){
320 foreach (QString column, aColumns.values(table)){
321 sql += QString("%1.%2 LIKE '\%' || :%1%2 || '\%' OR ").arg( table, column );
324 sql.chop( QString(" OR ").length() );
329 foreach (QString table, aColumns.uniqueKeys()){
330 foreach (QString column, aColumns.values(table)){
331 query.bindValue(QString(":%1%2").arg(table, column), aKeyword );
336 qDebug() << "Could not execute search query: " << query.lastError().text();
343 bool SqlEngine::beginTransaction()
345 QSqlDatabase db = QSqlDatabase::database();
347 return execQuery(db, "BEGIN IMMEDIATE TRANSACTION");
350 bool SqlEngine::commitTransaction()
352 QSqlDatabase db = QSqlDatabase::database();
354 return execQuery(db, "COMMIT");
357 void SqlEngine::deleteConference(int id)
359 QSqlDatabase db = QSqlDatabase::database();
361 if ( !db.isValid() || !db.isOpen()) {
367 QHash<QString, QVariant> params;
368 params["xid_conference"] = id;
369 execQueryWithParameter(db, "DELETE FROM LINK WHERE xid_conference = :xid_conference", params);
370 execQueryWithParameter(db, "DELETE FROM EVENT_ROOM WHERE xid_conference = :xid_conference", params);
371 execQueryWithParameter(db, "DELETE FROM EVENT_PERSON WHERE xid_conference = :xid_conference", params);
372 execQueryWithParameter(db, "DELETE FROM EVENT WHERE xid_conference = :xid_conference", params);
373 execQueryWithParameter(db, "DELETE FROM ROOM WHERE xid_conference = :xid_conference", params);
374 execQueryWithParameter(db, "DELETE FROM PERSON WHERE xid_conference = :xid_conference", params);
375 execQueryWithParameter(db, "DELETE FROM TRACK WHERE xid_conference = :xid_conference", params);
376 execQueryWithParameter(db, "DELETE FROM CONFERENCE WHERE id = :xid_conference", params);
381 bool SqlEngine::execQuery(QSqlDatabase &aDatabase, const QString &aQuery)
383 QSqlQuery sqlQuery(aDatabase);
384 if( !sqlQuery.exec(aQuery) ){
385 qDebug() << "SQL ERR: " << sqlQuery.lastError().number() << ", " << sqlQuery.lastError().text();
391 bool SqlEngine::execQueryWithParameter(QSqlDatabase &aDatabase, const QString &aQuery, const QHash<QString, QVariant>& params)
393 QSqlQuery sqlQuery(aDatabase);
394 sqlQuery.prepare(aQuery);
395 foreach (QString param_key, params.keys()) {
396 sqlQuery.bindValue(param_key, params[param_key]);
398 if( !sqlQuery.exec() ){
399 qDebug() << "SQL ERR: " << sqlQuery.lastError().number() << ", " << sqlQuery.lastError().text();
405 void SqlEngine::checkConferenceMap(QSqlDatabase &aDatabase)
407 QSqlQuery sqlQuery(aDatabase);
408 sqlQuery.prepare("SELECT map FROM conference");
409 if (!sqlQuery.exec()) {
410 qWarning() << "column conference.map is missing; adding";
411 execQuery(aDatabase, "ALTER TABLE conference ADD COLUMN map VARCHAR");