package org.cacert.gigi.util;
-import java.io.PrintWriter;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import org.cacert.gigi.database.DatabaseConnection;
public class Notary {
- public static void writeUserAgreement(int memid, String document,
- String method, String comment, boolean active, int secmemid)
- throws SQLException {
- PreparedStatement q = DatabaseConnection
- .getInstance()
- .prepare(
- "insert into `user_agreements` set `memid`=?, `secmemid`=?,"
- + " `document`=?,`date`=NOW(), `active`=?,`method`=?,`comment`=?");
+ public static void writeUserAgreement(int memid, String document, String method, String comment, boolean active,
+ int secmemid) throws SQLException {
+ PreparedStatement q = DatabaseConnection.getInstance().prepare(
+ "insert into `user_agreements` set `memid`=?, `secmemid`=?,"
+ + " `document`=?,`date`=NOW(), `active`=?,`method`=?,`comment`=?");
q.setInt(1, memid);
q.setInt(2, secmemid);
q.setString(3, document);
q.execute();
}
- public static boolean checkAssuranceIsPossible(User assurer, User target,
- PrintWriter errOut) {
+ public static AssuranceResult checkAssuranceIsPossible(User assurer, User target) {
if (assurer.getId() == target.getId()) {
- if (errOut != null) {
- errOut.println("Cannot assure myself.");
- }
- return false;
+ return AssuranceResult.CANNOT_ASSURE_SELF;
}
try {
- PreparedStatement ps = DatabaseConnection
- .getInstance()
- .prepare(
- "SELECT 1 FROM `notary` where `to`=? and `from`=? AND `deleted`=0");
+ PreparedStatement ps = DatabaseConnection.getInstance().prepare(
+ "SELECT 1 FROM `notary` where `to`=? and `from`=? AND `deleted`=0");
ps.setInt(1, target.getId());
ps.setInt(2, assurer.getId());
ResultSet rs = ps.executeQuery();
if (rs.next()) {
- if (errOut != null) {
- errOut.println("You already assured this person.");
- }
rs.close();
- return false;
+ return AssuranceResult.ALREADY_ASSUREED;
}
rs.close();
if (!assurer.canAssure()) {
- if (errOut != null) {
- errOut.println("You cannot assure.");
- }
- return false;
+ return AssuranceResult.CANNOT_ASSURE;
}
} catch (SQLException e) {
e.printStackTrace();
}
- return true;
+ return AssuranceResult.ASSURANCE_SUCCEDED;
+ }
+
+ public enum AssuranceResult {
+ CANNOT_ASSURE("You cannot assure."), ALREADY_ASSUREED("You already assured this person."), CANNOT_ASSURE_SELF(
+ "Cannot assure myself."), ASSURANCE_SUCCEDED(""), ASSUREE_CHANGED(
+ "Person details changed. Please start over again."), POINTS_OUT_OF_RANGE("Points out of range.");
+ private final String message;
+
+ private AssuranceResult(String message) {
+ this.message = message;
+ }
+
+ public String getMessage() {
+ return message;
+ }
}
- public synchronized static boolean assure(User assurer, User target,
- int awarded, String location, String date) throws SQLException {
- if (!checkAssuranceIsPossible(assurer, target, null)) {
- return false;
+ public synchronized static AssuranceResult assure(User assurer, User target, int awarded, String location,
+ String date) throws SQLException {
+ AssuranceResult can = checkAssuranceIsPossible(assurer, target);
+ if (can != AssuranceResult.ASSURANCE_SUCCEDED) {
+ return can;
}
User u = new User(target.getId());
if (!u.equals(target)) {
- return false;
+ return AssuranceResult.ASSUREE_CHANGED;
}
- System.out.println("Would now assure.");
- if (awarded > assurer.getMaxAssurePoints()) {
- return false;
+ if (awarded > assurer.getMaxAssurePoints() || awarded < 0) {
+ return AssuranceResult.POINTS_OUT_OF_RANGE;
}
- PreparedStatement ps = DatabaseConnection
- .getInstance()
- .prepare(
- "INSERT INTO `notary` SET `from`=?, `to`=?, `points`=?, `location`=?, `date`=?");
+ PreparedStatement ps = DatabaseConnection.getInstance().prepare(
+ "INSERT INTO `notary` SET `from`=?, `to`=?, `points`=?, `location`=?, `date`=?");
ps.setInt(1, assurer.getId());
ps.setInt(2, target.getId());
ps.setInt(3, awarded);
ps.setString(4, location);
ps.setString(5, date);
ps.execute();
- return true;
+ return AssuranceResult.ASSURANCE_SUCCEDED;
}
}