X-Git-Url: https://code.wpia.club/?a=blobdiff_plain;ds=sidebyside;f=src%2Forg%2Fcacert%2Fgigi%2Futil%2FNotary.java;h=7cd38e37080d9557978aadee889c086ecfc329d0;hb=2cbe88c14309c3a10dab336cb395c3e995d81ec5;hp=92609ff5e6b8cc6296f640bee9c9fdd0848df209;hpb=b0ab4664edfc6ee90b658bfa662a54dec42879b3;p=gigi.git

diff --git a/src/org/cacert/gigi/util/Notary.java b/src/org/cacert/gigi/util/Notary.java
index 92609ff5..7cd38e37 100644
--- a/src/org/cacert/gigi/util/Notary.java
+++ b/src/org/cacert/gigi/util/Notary.java
@@ -1,28 +1,88 @@
 package org.cacert.gigi.util;
 
 import java.sql.PreparedStatement;
+import java.sql.ResultSet;
 import java.sql.SQLException;
 
+import org.cacert.gigi.User;
 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) {
+	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.setInt(4, active ? 1 : 0);
+		q.setString(5, method);
+		q.setString(6, comment);
+		q.execute();
+	}
+
+	public static AssuranceResult checkAssuranceIsPossible(User assurer, User target) {
+		if (assurer.getId() == target.getId()) {
+			return AssuranceResult.CANNOT_ASSURE_SELF;
+		}
 		try {
-			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.setInt(4, active ? 1 : 0);
-			q.setString(5, method);
-			q.setString(6, comment);
-			q.execute();
+			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()) {
+				rs.close();
+				return AssuranceResult.ALREADY_ASSUREED;
+			}
+			rs.close();
+			if (!assurer.canAssure()) {
+				return AssuranceResult.CANNOT_ASSURE;
+			}
 		} catch (SQLException e) {
 			e.printStackTrace();
 		}
+		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 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 AssuranceResult.ASSUREE_CHANGED;
+		}
+		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`=?");
+		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 AssuranceResult.ASSURANCE_SUCCEDED;
 	}
 }