package org.openslx.bwlp.sat.database.mappers;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.UUID;
import org.apache.log4j.Logger;
import org.openslx.bwlp.sat.database.Database;
import org.openslx.bwlp.sat.database.MysqlConnection;
import org.openslx.bwlp.sat.database.MysqlStatement;
import org.openslx.bwlp.sat.util.Json;
import org.openslx.bwlp.thrift.iface.LecturePermissions;
import org.openslx.bwlp.thrift.iface.LectureSummary;
import org.openslx.bwlp.thrift.iface.LectureWrite;
import org.openslx.bwlp.thrift.iface.TNotFoundException;
import org.openslx.bwlp.thrift.iface.UserInfo;
public class DbLecture {
private static final Logger LOGGER = Logger.getLogger(DbLecture.class);
public static String create(UserInfo user, LectureWrite lecture) throws SQLException {
try (MysqlConnection connection = Database.getConnection()) {
MysqlStatement stmt = connection.prepareStatement("INSERT INTO lecture"
+ " (lectureid, displayname, description, imageversionid, autoupdate,"
+ " isenabled, starttime, endtime, createtime, updatetime,"
+ " ownerid, updaterid, runscript, nics, netrules, isexam,"
+ " hasinternetaccess, caneditdefault, canadmindefault)"
+ " VALUES "
+ " (:lectureid, '<defunct>', '<defunct>', :imageversionid, 0,"
+ " 0, 0, 0, UNIX_TIMESTAMP(), UNIX_TIMESTAMP(),"
+ " :userid, :userid, NULL, NULL, NULL, 0, 0, 0, 0)");
String lectureId = UUID.randomUUID().toString();
stmt.setString("lectureid", lectureId);
stmt.setString("imageversionid", lecture.imageVersionId);
stmt.setString("userid", user.userId);
stmt.executeUpdate();
update(connection, user, lectureId, lecture);
connection.commit();
return lectureId;
} catch (SQLException e) {
LOGGER.error("Query failed in DbLecture.create()", e);
throw e;
}
}
public static void setOwner(UserInfo user, String lectureId, String newOwnerId) throws SQLException {
try (MysqlConnection connection = Database.getConnection()) {
MysqlStatement stmt = connection.prepareStatement("UPDATE lecture"
+ " SET ownerid = :ownerid, updaterid = :userid, updatetime = UNIX_TIMESTAMP()"
+ " WHERE lectureid = :lectureid");
stmt.setString("ownerid", newOwnerId);
stmt.setString("userid", user.userId);
stmt.setString("lectureid", lectureId);
stmt.executeUpdate();
connection.commit();
} catch (SQLException e) {
LOGGER.error("Query failed in DbLecture.setOwner()", e);
throw e;
}
}
public static void update(UserInfo user, String lectureId, LectureWrite lecture) throws SQLException {
try (MysqlConnection connection = Database.getConnection()) {
update(connection, user, lectureId, lecture);
connection.commit();
} catch (SQLException e) {
LOGGER.error("Query failed in DbLecture.update()", e);
throw e;
}
}
private static void update(MysqlConnection connection, UserInfo user, String lectureId,
LectureWrite lecture) throws SQLException {
String nicsJson = Json.serialize(lecture.nics);
String netruleJson = Json.serialize(lecture.networkExceptions);
MysqlStatement stmt = connection.prepareStatement("UPDATE lecture SET "
+ " displayname = :displayname, description = :description, imageversionid = :imageversionid,"
+ " autoupdate = :autoupdate, isenabled = :isenabled, starttime = :starttime,"
+ " endtime = :endtime, createtime = :createtime, updatetime = :updatetime,"
+ " updaterid = :updaterid, runscript = :runscript, nics = :nics,"
+ " netrules = :netrules, isexam = :isexam, hasinternetaccess = :hasinternetaccess,"
+ " caneditdefault = :caneditdefault, canadmindefault = :canadmindefault"
+ " WHERE lectureid = :lectureid");
stmt.setString("lectureid", lectureId);
stmt.setString("displayname", lecture.lectureName);
stmt.setString("description", lecture.description);
stmt.setString("imageversionid", lecture.imageVersionId);
stmt.setBoolean("autoupdate", lecture.autoUpdate);
stmt.setBoolean("isenabled", lecture.isEnabled);
stmt.setLong("starttime", lecture.startTime);
stmt.setLong("endtime", lecture.endTime);
stmt.setString("updaterid", user.userId);
stmt.setString("runscript", lecture.runscript);
stmt.setString("nics", nicsJson);
stmt.setString("netrules", netruleJson);
stmt.setBoolean("isexam", lecture.isExam);
stmt.setBoolean("hasinternetaccess", lecture.hasInternetAccess);
stmt.setBoolean("caneditdefault", lecture.defaultPermissions.edit);
stmt.setBoolean("canadmindefault", lecture.defaultPermissions.admin);
stmt.executeUpdate();
}
public static LectureSummary getLectureSummary(UserInfo user, String lectureId) throws SQLException,
TNotFoundException {
try (MysqlConnection connection = Database.getConnection()) {
MysqlStatement stmt = connection.prepareStatement("SELECT"
+ " l.lectureid, l.displayname AS lecturename, l.imageversionid, l.isenabled,"
+ " l.starttime, l.endtime, l.lastused, l.usecount, l.ownerid, l.updaterid,"
+ " l.isexam, l.hasinternetaccess, l.caneditdefault, l.canadmindefault,"
+ " perm.canedit, perm.canadmin"
+ " LEFT JOIN lecturepermission perm ON (perm.lectureid = l.lectureid AND perm.userid = :userid)"
+ " WHERE lectureid = :lectureid");
stmt.setString("lectureid", lectureId);
stmt.setString("userid", user.userId);
ResultSet rs = stmt.executeQuery();
if (!rs.next())
throw new TNotFoundException();
return resultSetToSummary(rs);
} catch (SQLException e) {
LOGGER.error("Query failed in DbLecture.getLectureSummary()", e);
throw e;
}
}
private static LectureSummary resultSetToSummary(ResultSet rs) throws SQLException {
LecturePermissions defaultPermissions = DbLecturePermissions.fromResultSetDefault(rs);
LectureSummary entry = new LectureSummary(rs.getString("lectureid"), rs.getString("lecturename"),
rs.getString("imageversionid"), null, rs.getBoolean("isenabled"), rs.getLong("starttime"),
rs.getLong("endtime"), rs.getLong("lastused"), rs.getInt("usecount"),
rs.getString("ownerid"), rs.getString("updaterid"), rs.getBoolean("isexam"),
rs.getBoolean("hasinternetaccess"), defaultPermissions, false);
entry.userPermissions = DbLecturePermissions.fromResultSetUser(rs);
return entry;
}
}