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 //LOG_INFO(QString("Opening '%1' database '%2'").arg(aDatabaseType).arg(aDatabaseName));
72 return result ? QString() : database.lastError().text();
75 void SqlEngine::initialize()
79 dataDirName = QDesktopServices::storageLocation(QDesktopServices::DataLocation);
80 QDir dataDir = QDir(dataDirName).absolutePath();
82 dataDir.mkpath(dataDirName);
83 databaseName = dataDirName + "/ConfClerk.sqlite";
84 login("QSQLITE",databaseName);
87 void SqlEngine::addConferenceToDB(QHash<QString,QString> &aConference)
89 QSqlDatabase db = QSqlDatabase::database();
91 if (db.isValid() && db.isOpen())
94 QList<Conference> confsList = Conference::getAll();
97 QListIterator<Conference> i(confsList);
100 Conference conf = i.next();
101 if( aConference["title"] == conf.title() )
104 aConference["id"] = QString::number(confId);
110 if(!confId) // conference 'aConference' isn't in the table => insert
113 query.prepare("INSERT INTO CONFERENCE (title,url,subtitle,venue,city,start,end,days,"
114 "day_change,timeslot_duration,active) "
115 " VALUES (:title,:url,:subtitle,:venue,:city,:start,:end,:days,"
116 ":day_change,:timeslot_duration,:active)");
117 foreach (QString prop_name, (QList<QString>() << "title" << "url" << "subtitle" << "venue" << "city" << "days")) {
118 query.bindValue(QString(":") + prop_name, aConference[prop_name]);
120 query.bindValue(":start", QDateTime(QDate::fromString(aConference["start"],DATE_FORMAT),QTime(0,0),Qt::UTC).toTime_t());
121 query.bindValue(":end", QDateTime(QDate::fromString(aConference["end"],DATE_FORMAT),QTime(0,0),Qt::UTC).toTime_t());
122 query.bindValue(":day_change", -QTime::fromString(aConference["day_change"],TIME_FORMAT).secsTo(QTime(0,0)));
123 query.bindValue(":day_change", -QTime::fromString(aConference["timeslot_duration"],TIME_FORMAT).secsTo(QTime(0,0)));
124 query.bindValue(":active", confsList.count() > 0 ? 0 : 1);
125 if (!query.exec()) qDebug() << "Could not execute query to insert a conference:" << query.lastError();
126 aConference["id"] = query.lastInsertId().toString(); // 'id' is assigned automatically
131 void SqlEngine::addEventToDB(QHash<QString,QString> &aEvent)
133 QSqlDatabase db = QSqlDatabase::database();
135 if (db.isValid() && db.isOpen())
137 //insert event track to table and get track id
138 int conference = aEvent["conference_id"].toInt();
139 QString name = aEvent["track"];
144 track = Track::retrieveByName(conference, name);
145 trackId = track.id();
147 catch (OrmNoObjectException &e) {
148 track.setConference(conference);
150 trackId = track.insert();
152 QDateTime startDateTime;
153 startDateTime.setTimeSpec(Qt::UTC);
154 startDateTime = QDateTime(QDate::fromString(aEvent["date"],DATE_FORMAT),QTime::fromString(aEvent["start"],TIME_FORMAT),Qt::UTC);
156 bool event_exists = false;
158 QSqlQuery check_event_query;
159 check_event_query.prepare("SELECT * FROM EVENT WHERE xid_conference = :xid_conference AND id = :id");
160 check_event_query.bindValue(":xid_conference", aEvent["conference_id"]);
161 check_event_query.bindValue(":id", aEvent["id"]);
162 if (!check_event_query.exec()) {
163 qWarning() << "check event failed, conference id:" << aEvent["xid_conference"]
164 << "event id:" << aEvent["id"]
165 << "error:" << check_event_query.lastError()
169 if (check_event_query.isActive() and check_event_query.isSelect() and check_event_query.next()) {
176 result.prepare("UPDATE EVENT SET"
178 ", duration = :duration"
179 ", xid_track = :xid_track"
181 ", language = :language"
184 ", subtitle = :subtitle"
185 ", abstract = :abstract"
186 ", description = :description"
187 " WHERE id = :id AND xid_conference = :xid_conference");
189 result.prepare("INSERT INTO EVENT "
190 " (xid_conference, id, start, duration, xid_track, type, "
191 " language, tag, title, subtitle, abstract, description) "
192 " VALUES (:xid_conference, :id, :start, :duration, :xid_track, :type, "
193 ":language, :tag, :title, :subtitle, :abstract, :description)");
195 result.bindValue(":xid_conference", aEvent["conference_id"]);
196 result.bindValue(":start", QString::number(startDateTime.toTime_t()));
197 result.bindValue(":duration", -QTime::fromString(aEvent["duration"],TIME_FORMAT).secsTo(QTime(0,0)));
198 result.bindValue(":xid_track", trackId);
199 static const QList<QString> props = QList<QString>()
200 << "id" << "type" << "language" << "tag" << "title" << "subtitle" << "abstract" << "description";
201 foreach (QString prop_name, props) {
202 result.bindValue(QString(":") + prop_name, aEvent[prop_name]);
204 if (!result.exec()) {
205 qWarning() << "event insert/update failed:" << result.lastError();
210 void SqlEngine::addPersonToDB(QHash<QString,QString> &aPerson)
212 QSqlDatabase db = QSqlDatabase::database();
214 if (db.isValid() && db.isOpen())
217 query.prepare("INSERT INTO PERSON (xid_conference,id,name) VALUES (:xid_conference, :id, :name)");
218 query.bindValue(":xid_conference", aPerson["conference_id"]);
219 query.bindValue(":id", aPerson["id"]);
220 query.bindValue(":name", aPerson["name"]);
221 query.exec(); // some queries fail due to the unique key constraint
222 // if (!query.exec()) qDebug() << "SQL query 'insert into person' failed: " << query.lastError();
224 query = QSqlQuery(db);
225 query.prepare("INSERT INTO EVENT_PERSON (xid_conference,xid_event,xid_person) VALUES (:xid_conference, :xid_event, :xid_person)");
226 query.bindValue(":xid_conference", aPerson["conference_id"]);
227 query.bindValue(":xid_event", aPerson["event_id"]);
228 query.bindValue(":xid_person", aPerson["id"]);
229 query.exec(); // some queries fail due to the unique key constraint
230 // if (!query.exec()) qDebug() << "SQL query 'insert into event_person' failed: " << query.lastError();
234 void SqlEngine::addRoomToDB(QHash<QString,QString> &aRoom)
236 QSqlDatabase db = QSqlDatabase::database();
238 if (db.isValid() && db.isOpen())
241 query.prepare("SELECT id FROM ROOM WHERE xid_conference=:conference_id and name=:name");
242 query.bindValue(":conference_id", aRoom["conference_id"]);
243 query.bindValue(":name", aRoom["name"]);
244 if (!query.exec()) qDebug() << "Could not execute select room query: " << query.lastError();
245 // now we have to check whether ROOM record with 'name' exists or not,
246 // - if it doesn't exist yet, then we have to add that record to 'ROOM' table
247 // and assign autoincremented 'id' to aRoom
248 // - if it exists, then we need to get its 'id' and assign it to aRoom
250 if(query.next()) // ROOM record with 'name' already exists: we need to get its 'id'
252 aRoom["id"] = query.value(0).toString();
254 else // ROOM record doesn't exist yet, need to create it
256 query = QSqlQuery(db);
257 query.prepare("INSERT INTO ROOM (xid_conference,name,picture) VALUES (:xid_conference, :name, '')");
258 query.bindValue(":xid_conference", aRoom["conference_id"]);
259 query.bindValue(":xid_name", aRoom["name"]);
260 if (!query.exec()) qDebug() << "Could not execute 'insert into room ...' query." << query.lastError();
261 aRoom["id"]= query.lastInsertId().toString(); // 'id' is assigned automatically
262 //LOG_AUTOTEST(query);
264 query = QSqlQuery(db);
265 query.prepare("INSERT INTO EVENT_ROOM (xid_conference,xid_event,xid_room) VALUES (:conference_id, :event_id, :room_id)");
266 query.bindValue(":conference_id", aRoom["conference_id"]);
267 query.bindValue(":event_id", aRoom["event_id"]);
268 query.bindValue(":room_id", aRoom["id"]);
269 if (!query.exec()) qDebug() << "Could not 'execute insert into event_room' query:" << query.lastError();
273 void SqlEngine::addLinkToDB(QHash<QString,QString> &aLink)
275 QSqlDatabase db = QSqlDatabase::database();
277 //TODO: check if the link doesn't exist before inserting
278 if (db.isValid() && db.isOpen())
281 query.prepare("INSERT INTO LINK (xid_event, xid_conference, name, url) VALUES (:xid_event, :xid_conference, :name, :url)");
282 query.bindValue(":xid_event", aLink["event_id"]);
283 query.bindValue(":xid_conference", aLink["conference_id"]);
284 query.bindValue(":name", aLink["name"]);
285 query.bindValue(":url", aLink["url"]);
286 if (!query.exec()) qDebug() << "Error executing 'insert into link' query: " << query.lastError();
290 int SqlEngine::searchEvent(int aConferenceId, const QHash<QString,QString> &aColumns, const QString &aKeyword)
292 QSqlDatabase db = QSqlDatabase::database();
294 if ( !db.isValid() || !db.isOpen())
297 if (aColumns.empty()) return -1;
300 execQuery( db, "DROP TABLE IF EXISTS SEARCH_EVENT");
302 execQuery( db, "CREATE TEMP TABLE SEARCH_EVENT ( xid_conference INTEGER NOT NULL, id INTEGER NOT NULL )");
304 QString sql = QString("INSERT INTO SEARCH_EVENT ( xid_conference, id ) "
305 "SELECT DISTINCT EVENT.xid_conference, EVENT.id FROM EVENT ");
306 if( aColumns.contains("ROOM") ){
307 sql += "INNER JOIN EVENT_ROOM ON ( EVENT.xid_conference = EVENT_ROOM.xid_conference AND EVENT.id = EVENT_ROOM.xid_event ) ";
308 sql += "INNER JOIN ROOM ON ( EVENT_ROOM.xid_room = ROOM.id ) ";
310 if( aColumns.contains("PERSON") ){
311 sql += "INNER JOIN EVENT_PERSON ON ( EVENT.xid_conference = EVENT_PERSON.xid_conference AND EVENT.id = EVENT_PERSON.xid_event ) ";
312 sql += "INNER JOIN PERSON ON ( EVENT_PERSON.xid_person = PERSON.id ) ";
314 sql += QString("WHERE EVENT.xid_conference = %1 AND (").arg( aConferenceId );
316 QStringList searchKeywords = aKeyword.trimmed().split(QRegExp("\\s+"));
317 QStringList whereAnd;
318 for (int i=0; i < searchKeywords.count(); i++) {
320 foreach (QString table, aColumns.uniqueKeys()) {
321 foreach (QString column, aColumns.values(table)){
322 whereOr.append(QString("%1.%2 LIKE '\%' || :%1%2%3 || '\%'").arg(table).arg(column).arg(i));
325 whereAnd.append(whereOr.join(" OR "));
327 sql += whereAnd.join(") AND (");
332 for (int i = 0; i != searchKeywords.size(); ++i) {
333 QString keyword = searchKeywords[i];
334 foreach (QString table, aColumns.uniqueKeys()) {
335 foreach (QString column, aColumns.values(table)) {
336 query.bindValue(QString(":%1%2%3").arg(table).arg(column).arg(i), keyword );
342 qDebug() << "Could not execute search query: " << query.lastError().text();
349 bool SqlEngine::beginTransaction()
351 QSqlDatabase db = QSqlDatabase::database();
353 return execQuery(db, "BEGIN IMMEDIATE TRANSACTION");
356 bool SqlEngine::commitTransaction()
358 QSqlDatabase db = QSqlDatabase::database();
360 return execQuery(db, "COMMIT");
363 void SqlEngine::deleteConference(int id)
365 QSqlDatabase db = QSqlDatabase::database();
367 if ( !db.isValid() || !db.isOpen()) {
373 QHash<QString, QVariant> params;
374 params["xid_conference"] = id;
375 execQueryWithParameter(db, "DELETE FROM LINK WHERE xid_conference = :xid_conference", params);
376 execQueryWithParameter(db, "DELETE FROM EVENT_ROOM WHERE xid_conference = :xid_conference", params);
377 execQueryWithParameter(db, "DELETE FROM EVENT_PERSON WHERE xid_conference = :xid_conference", params);
378 execQueryWithParameter(db, "DELETE FROM EVENT WHERE xid_conference = :xid_conference", params);
379 execQueryWithParameter(db, "DELETE FROM ROOM WHERE xid_conference = :xid_conference", params);
380 execQueryWithParameter(db, "DELETE FROM PERSON WHERE xid_conference = :xid_conference", params);
381 execQueryWithParameter(db, "DELETE FROM TRACK WHERE xid_conference = :xid_conference", params);
382 execQueryWithParameter(db, "DELETE FROM CONFERENCE WHERE id = :xid_conference", params);
387 bool SqlEngine::execQuery(QSqlDatabase &aDatabase, const QString &aQuery)
389 QSqlQuery sqlQuery(aDatabase);
390 if( !sqlQuery.exec(aQuery) ){
391 qDebug() << "SQL ERR: " << sqlQuery.lastError().number() << ", " << sqlQuery.lastError().text();
397 bool SqlEngine::execQueryWithParameter(QSqlDatabase &aDatabase, const QString &aQuery, const QHash<QString, QVariant>& params)
399 QSqlQuery sqlQuery(aDatabase);
400 sqlQuery.prepare(aQuery);
401 foreach (QString param_key, params.keys()) {
402 sqlQuery.bindValue(param_key, params[param_key]);
404 if( !sqlQuery.exec() ){
405 qDebug() << "SQL ERR: " << sqlQuery.lastError().number() << ", " << sqlQuery.lastError().text();