src/org/cacert/gigi/dbObjects/EmailAddress.java

   1 package org.cacert.gigi.dbObjects;
   2
   3 import java.io.IOException;
   4 import java.util.Locale;
   5
   6 import org.cacert.gigi.GigiApiException;
   7 import org.cacert.gigi.database.GigiPreparedStatement;
   8 import org.cacert.gigi.database.GigiResultSet;
   9 import org.cacert.gigi.email.EmailProvider;
  10 import org.cacert.gigi.email.MailProbe;
  11 import org.cacert.gigi.localisation.Language;
  12 import org.cacert.gigi.util.RandomToken;
  13
  14 public class EmailAddress implements IdCachable, Verifyable {
  15
  16     private String address;
  17
  18     private int id;
  19
  20     private User owner;
  21
  22     private String hash = null;
  23
  24     private EmailAddress(int id) {
  25         try (GigiPreparedStatement ps = new GigiPreparedStatement("SELECT `memid`, `email`, `hash` FROM `emails` WHERE `id`=? AND `deleted` IS NULL")) {
  26             ps.setInt(1, id);
  27
  28             GigiResultSet rs = ps.executeQuery();
  29             if ( !rs.next()) {
  30                 throw new IllegalArgumentException("Invalid email id " + id);
  31             }
  32             this.id = id;
  33             owner = User.getById(rs.getInt(1));
  34             address = rs.getString(2);
  35             hash = rs.getString(3);
  36         }
  37     }
  38
  39     public EmailAddress(User owner, String address, Locale mailLocale) throws GigiApiException {
  40         if ( !EmailProvider.MAIL.matcher(address).matches()) {
  41             throw new IllegalArgumentException("Invalid email.");
  42         }
  43         this.address = address;
  44         this.owner = owner;
  45         this.hash = RandomToken.generateToken(16);
  46         insert(Language.getInstance(mailLocale));
  47     }
  48
  49     private void insert(Language l) throws GigiApiException {
  50         try {
  51             synchronized (EmailAddress.class) {
  52                 if (id != 0) {
  53                     throw new IllegalStateException("already inserted.");
  54                 }
  55                 try (GigiPreparedStatement psCheck = new GigiPreparedStatement("SELECT 1 FROM `emails` WHERE email=? AND deleted is NULL"); GigiPreparedStatement ps = new GigiPreparedStatement("INSERT INTO `emails` SET memid=?, hash=?, email=?")) {
  56                     ps.setInt(1, owner.getId());
  57                     ps.setString(2, hash);
  58                     ps.setString(3, address);
  59                     psCheck.setString(1, address);
  60                     GigiResultSet res = psCheck.executeQuery();
  61                     if (res.next()) {
  62                         throw new GigiApiException("The email address is already known to the system.");
  63                     }
  64                     ps.execute();
  65                     id = ps.lastInsertId();
  66                 }
  67                 myCache.put(this);
  68             }
  69             MailProbe.sendMailProbe(l, "email", id, hash, address);
  70         } catch (IOException e) {
  71             e.printStackTrace();
  72         }
  73     }
  74
  75     public int getId() {
  76         return id;
  77     }
  78
  79     public String getAddress() {
  80         return address;
  81     }
  82
  83     public synchronized void verify(String hash) throws GigiApiException {
  84         if (this.hash.equals(hash)) {
  85             try (GigiPreparedStatement ps = new GigiPreparedStatement("UPDATE `emails` SET hash='' WHERE id=?")) {
  86                 ps.setInt(1, id);
  87                 ps.execute();
  88             }
  89             hash = "";
  90
  91             // Verify user with that primary email
  92             try (GigiPreparedStatement ps2 = new GigiPreparedStatement("update `users` set `verified`='1' where `id`=? and `email`=? and `verified`='0'")) {
  93                 ps2.setInt(1, owner.getId());
  94                 ps2.setString(2, address);
  95                 ps2.execute();
  96             }
  97             this.hash = "";
  98
  99         } else {
 100             throw new GigiApiException("Email verification hash is invalid.");
 101         }
 102     }
 103
 104     public boolean isVerified() {
 105         return hash.isEmpty();
 106     }
 107
 108     private static ObjectCache<EmailAddress> myCache = new ObjectCache<>();
 109
 110     public static synchronized EmailAddress getById(int id) throws IllegalArgumentException {
 111         EmailAddress em = myCache.get(id);
 112         if (em == null) {
 113             myCache.put(em = new EmailAddress(id));
 114         }
 115         return em;
 116     }
 117 }