src/org/cacert/gigi/util/Notary.java

   1 package org.cacert.gigi.util;
   2
   3 import java.text.ParseException;
   4 import java.util.Calendar;
   5 import java.util.Date;
   6 import java.util.GregorianCalendar;
   7
   8 import org.cacert.gigi.GigiApiException;
   9 import org.cacert.gigi.database.GigiPreparedStatement;
  10 import org.cacert.gigi.database.GigiResultSet;
  11 import org.cacert.gigi.dbObjects.Assurance.AssuranceType;
  12 import org.cacert.gigi.dbObjects.Group;
  13 import org.cacert.gigi.dbObjects.Name;
  14 import org.cacert.gigi.dbObjects.User;
  15 import org.cacert.gigi.output.DateSelector;
  16 import org.cacert.gigi.output.template.SprintfCommand;
  17
  18 public class Notary {
  19
  20     public final static int LIMIT_DAYS_VERIFICATION = 90; // conf.getProperty("limit_days_verification");
  21
  22     public static void writeUserAgreement(User member, String document, String method, String comment, boolean active, int secmemid) {
  23         try (GigiPreparedStatement q = new GigiPreparedStatement("INSERT INTO `user_agreements` SET `memid`=?, `secmemid`=?," + " `document`=?,`date`=NOW(), `active`=?,`method`=?,`comment`=?")) {
  24             q.setInt(1, member.getId());
  25             q.setInt(2, secmemid);
  26             q.setString(3, document);
  27             q.setBoolean(4, active);
  28             q.setString(5, method);
  29             q.setString(6, comment);
  30             q.execute();
  31         }
  32     }
  33
  34     public static boolean checkAssuranceIsPossible(User assurer, Name target) {
  35         try (GigiPreparedStatement ps = new GigiPreparedStatement("SELECT 1 FROM `notary` where `to`=? and `from`=? and `method` = ? ::`notaryType` AND `deleted` IS NULL AND `when` > (now() - interval '1 days' * ?)")) {
  36             ps.setInt(1, target.getId());
  37             ps.setInt(2, assurer.getId());
  38             ps.setString(3, AssuranceType.FACE_TO_FACE.getDescription());
  39             ps.setInt(4, LIMIT_DAYS_VERIFICATION);
  40             GigiResultSet rs = ps.executeQuery();
  41             return !rs.next();
  42         }
  43     }
  44
  45     public static final Group ASSURER_BLOCKED = Group.getByString("blockedassurer");
  46
  47     public static final Group ASSUREE_BLOCKED = Group.getByString("blockedassuree");
  48
  49     /**
  50      * This method assures another user.
  51      *
  52      * @see User#canAssure() (for assurer)
  53      * @see #checkAssuranceIsPossible(User, User) (for assurer or assuree)
  54      * @param assurer
  55      *            the person that wants to assure
  56      * @param assuree
  57      *            the person that should be assured
  58      * @param assureeName
  59      *            the Name that was personally verified
  60      * @param dob
  61      *            the Date of birth that the assurer verified
  62      * @param awarded
  63      *            the points that should be awarded in total
  64      * @param location
  65      *            the location where the assurance took place
  66      * @param date
  67      *            the date when the assurance took place
  68      * @throws GigiApiException
  69      *             if the assurance fails (for various reasons)
  70      */
  71     public synchronized static void assure(User assurer, User assuree, Name assureeName, DayDate dob, int awarded, String location, String date, AssuranceType type) throws GigiApiException {
  72         may(assurer, assuree, AssuranceType.FACE_TO_FACE);
  73         GigiApiException gae = new GigiApiException();
  74         if ( !gae.isEmpty()) {
  75             throw gae;
  76         }
  77         if (date == null || date.equals("")) {
  78             gae.mergeInto(new GigiApiException("You must enter the date when you met the assuree."));
  79         } else {
  80             try {
  81                 Date d = DateSelector.getDateFormat().parse(date);
  82                 Calendar gc = GregorianCalendar.getInstance();
  83                 gc.setTimeInMillis(System.currentTimeMillis());
  84                 gc.add(Calendar.HOUR_OF_DAY, 12);
  85                 if (d.getTime() > gc.getTimeInMillis()) {
  86                     gae.mergeInto(new GigiApiException("You must not enter a date in the future."));
  87                 }
  88             } catch (ParseException e) {
  89                 gae.mergeInto(new GigiApiException("You must enter the date in this format: YYYY-MM-DD."));
  90             }
  91         }
  92         // check location, min 3 characters
  93         if (location == null || location.equals("")) {
  94             gae.mergeInto(new GigiApiException("You failed to enter a location of your meeting."));
  95         } else if (location.length() <= 2) {
  96             gae.mergeInto(new GigiApiException("You must enter a location with at least 3 characters eg town and country."));
  97         }
  98         synchronized (assuree) {
  99             if (assurer.getId() == assuree.getId()) {
 100                 throw new GigiApiException("You cannot verify yourself.");
 101             }
 102             if (assureeName.getOwner() != assuree) {
 103                 throw new GigiApiException("Internal error, name does not belong to applicant.");
 104             }
 105             if ( !assurer.canAssure()) {
 106                 throw new GigiApiException("You are not an RA-Agent.");
 107             }
 108
 109             if ( !checkAssuranceIsPossible(assurer, assureeName)) {
 110                 gae.mergeInto(new GigiApiException(SprintfCommand.createSimple("You have already verified this applicant within the last {0} days.", LIMIT_DAYS_VERIFICATION)));
 111             }
 112
 113             if ( !assuree.getDoB().equals(dob)) {
 114                 gae.mergeInto(new GigiApiException("The person you are assuring changed his personal details."));
 115             }
 116
 117             if (awarded < 0) {
 118                 gae.mergeInto(new GigiApiException("The points you are trying to award are out of range."));
 119             } else {
 120                 if (type == AssuranceType.NUCLEUS) {
 121                     if (awarded > 50) {
 122                         gae.mergeInto(new GigiApiException("The points you are trying to award are out of range."));
 123                     }
 124                 } else {
 125                     if (awarded > assurer.getMaxAssurePoints()) {
 126                         gae.mergeInto(new GigiApiException("The points you are trying to award are out of range."));
 127                     }
 128                 }
 129             }
 130
 131             if ( !gae.isEmpty()) {
 132                 throw gae;
 133             }
 134
 135             if (type == AssuranceType.FACE_TO_FACE) {
 136                 assureF2F(assurer, assuree, assureeName, awarded, location, date);
 137             } else if (type == AssuranceType.NUCLEUS) {
 138                 assureNucleus(assurer, assuree, assureeName, awarded, location, date);
 139             } else if (type == AssuranceType.TTP_ASSISTED) {
 140                 assureTTP(assurer, assuree, assureeName, awarded, location, date);
 141             } else {
 142                 throw new GigiApiException(SprintfCommand.createSimple("Unknown Assurance type: {0}", type.toString()));
 143             }
 144             assurer.invalidateMadeAssurances();
 145             assuree.invalidateReceivedAssurances();
 146         }
 147     }
 148
 149     private static void assureF2F(User assurer, User assuree, Name name, int awarded, String location, String date) throws GigiApiException {
 150         may(assurer, assuree, AssuranceType.FACE_TO_FACE);
 151         try (GigiPreparedStatement ps = new GigiPreparedStatement("INSERT INTO `notary` SET `from`=?, `to`=?, `points`=?, `location`=?, `date`=?")) {
 152             ps.setInt(1, assurer.getId());
 153             ps.setInt(2, name.getId());
 154             ps.setInt(3, awarded);
 155             ps.setString(4, location);
 156             ps.setString(5, date);
 157             ps.execute();
 158         }
 159     }
 160
 161     private static void assureTTP(User assurer, User assuree, Name name, int awarded, String location, String date) throws GigiApiException {
 162         may(assurer, assuree, AssuranceType.TTP_ASSISTED);
 163         try (GigiPreparedStatement ps = new GigiPreparedStatement("INSERT INTO `notary` SET `from`=?, `to`=?, `points`=?, `location`=?, `date`=?, `method`='TTP-Assisted'")) {
 164             ps.setInt(1, assurer.getId());
 165             ps.setInt(2, name.getId());
 166             ps.setInt(3, awarded);
 167             ps.setString(4, location);
 168             ps.setString(5, date);
 169             ps.execute();
 170             assuree.revokeGroup(assurer, Group.TTP_APPLICANT);
 171         }
 172     }
 173
 174     public static void may(User assurer, User assuree, AssuranceType t) throws GigiApiException {
 175         if (assuree.isInGroup(ASSUREE_BLOCKED)) {
 176             throw new GigiApiException("The applicant is blocked.");
 177         }
 178         if (assurer.isInGroup(ASSURER_BLOCKED)) {
 179             throw new GigiApiException("The RA Agent is blocked.");
 180         }
 181
 182         if (t == AssuranceType.NUCLEUS) {
 183             if ( !assurer.isInGroup(Group.NUCLEUS_ASSURER)) {
 184                 throw new GigiApiException("RA Agent needs to be Nucleus RA Agent.");
 185             }
 186             return;
 187         } else if (t == AssuranceType.TTP_ASSISTED) {
 188             if ( !assurer.isInGroup(Group.TTP_ASSURER)) {
 189                 throw new GigiApiException("RA Agent needs to be TTP RA Agent.");
 190             }
 191             if ( !assuree.isInGroup(Group.TTP_APPLICANT)) {
 192                 throw new GigiApiException("Applicant needs to be TTP Applicant.");
 193             }
 194             return;
 195         } else if (t == AssuranceType.FACE_TO_FACE) {
 196             return;
 197         }
 198         throw new GigiApiException("Verification type not possible.");
 199     }
 200
 201     private static void assureNucleus(User assurer, User assuree, Name name, int awarded, String location, String date) throws GigiApiException {
 202         may(assurer, assuree, AssuranceType.NUCLEUS);
 203         // Do up to 35 points as f2f
 204         int f2fPoints = Math.min(assurer.getMaxAssurePoints(), awarded);
 205         assureF2F(assurer, assuree, name, f2fPoints, location, date);
 206
 207         awarded -= f2fPoints;
 208         if (awarded <= 0) {
 209             return;
 210         }
 211
 212         // Assure remaining points as "Nucleus Bonus"
 213         // Valid for 4 Weeks = 28 days
 214         try (GigiPreparedStatement ps = new GigiPreparedStatement("INSERT INTO `notary` SET `from`=?, `to`=?, `points`=?, `location`=?, `date`=?, `method`='Nucleus Bonus', `expire` = CURRENT_TIMESTAMP + interval '28 days'")) {
 215             ps.setInt(1, assurer.getId());
 216             ps.setInt(2, name.getId());
 217             ps.setInt(3, awarded);
 218             ps.setString(4, location);
 219             ps.setString(5, date);
 220             ps.execute();
 221         }
 222     }
 223 }