1 | package org.expeditee.agents.mail;
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2 |
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3 | import java.io.BufferedReader;
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4 | import java.io.InputStream;
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5 | import java.io.InputStreamReader;
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6 | import java.util.Date;
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7 | import java.util.Properties;
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8 |
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9 | import javax.mail.Authenticator;
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10 | import javax.mail.Folder;
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11 | import javax.mail.Message;
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12 | import javax.mail.MessagingException;
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13 | import javax.mail.Multipart;
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14 | import javax.mail.Part;
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15 | import javax.mail.PasswordAuthentication;
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16 | import javax.mail.Session;
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17 | import javax.mail.Store;
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18 | import javax.mail.Transport;
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19 | import javax.mail.Flags.Flag;
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20 | import javax.mail.internet.InternetAddress;
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21 | import javax.mail.internet.MimeMessage;
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22 |
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23 | import org.expeditee.gui.AttributeValuePair;
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24 | import org.expeditee.gui.Frame;
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25 | import org.expeditee.gui.MessageBay;
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26 | import org.expeditee.items.Text;
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27 |
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28 | public class MailSession {
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29 | public static boolean _autoConnect = true;
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30 |
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31 | private static MailSession _theMailSession = null;
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32 |
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33 | private Session _session;
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34 |
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35 | private Transport _transport;
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36 |
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37 | private Store _store;
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38 |
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39 | private Folder _folder;
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40 |
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41 | private String _address;
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42 |
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43 | private String _username;
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44 |
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45 | private String _password;
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46 |
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47 | private String _popServer;
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48 |
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49 | private Boolean _bConnecting;
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50 |
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51 | private MailSession(Frame settingsFrame) {
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52 | _bConnecting = false;
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53 |
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54 | Properties props = System.getProperties();
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55 |
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56 | _username = null;
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57 | _password = "";
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58 | _popServer = null;
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59 |
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60 | // Set the settings
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61 | for (Text item : settingsFrame.getBodyTextItems(false)) {
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62 | AttributeValuePair avp = new AttributeValuePair(item.getText());
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63 | if (!avp.hasPair())
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64 | continue;
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65 | String attributeFullCase = avp.getAttribute();
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66 | String attribute = attributeFullCase.toLowerCase();
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67 |
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68 | if (attribute.equals("user")) {
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69 | _username = avp.getValue();
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70 | props.setProperty("mail.user", _username);
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71 | } else if (attribute.equals("password")) {
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72 | _password = avp.getValue();
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73 | props.setProperty("mail.password", _password);
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74 | } else if (attribute.equals("address")) {
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75 | _address = avp.getValue();
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76 | } else if (attribute.equals("smtpserver")) {
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77 | props.setProperty("mail.transport.protocol", "smtp");
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78 | props.setProperty("mail.host", avp.getValue());
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79 | props.setProperty("mail.smtp.starttls.enable", "true");
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80 | props.setProperty("mail.smtp.host", avp.getValue());
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81 | props.setProperty("mail.smtp.auth", "true");
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82 | } else if (attribute.equals("popserver")) {
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83 | _popServer = avp.getValue();
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84 | }
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85 | }
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86 |
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87 | // Create the authenticator
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88 | Authenticator auth = null;
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89 | if (_username != null) {
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90 | auth = new SMTPAuthenticator(_username, _password);
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91 | }
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92 | java.security.Security
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93 | .addProvider(new com.sun.net.ssl.internal.ssl.Provider());
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94 |
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95 | // -- Attaching to default Session, or we could start a new one --
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96 | _session = Session.getDefaultInstance(props, auth);
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97 | try {
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98 | // Set up the mail receiver
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99 | _store = _session.getStore("pop3s");
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100 |
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101 | // Connect the mail sender
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102 | _transport = _session.getTransport();
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103 | if (_autoConnect) {
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104 | connectThreaded();
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105 | }
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106 | } catch (Exception e) {
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107 | MessageBay.errorMessage("Error in ExpMail setup");
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108 | }
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109 | }
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110 |
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111 | /**
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112 | * Attempts to connect the mail transporter to the mail server.
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113 | *
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114 | */
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115 | public static void connect() {
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116 | if (_theMailSession._bConnecting) {
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117 | MessageBay.errorMessage("Already connecting to mail server");
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118 | return;
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119 | } else if (_theMailSession != null) {
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120 | _theMailSession.connectThreaded();
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121 | }
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122 | }
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123 |
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124 | private void connectThreaded() {
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125 | Thread t = new ConnectThread(this);
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126 | t.start();
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127 | }
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128 |
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129 | public synchronized void connectServers() {
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130 | try {
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131 | if (!_transport.isConnected()) {
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132 | MessageBay.displayMessage("Connecting to SMTP server...");
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133 | _bConnecting = true;
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134 | _transport.connect();
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135 | MessageBay.overwriteMessage("SMTP server connected");
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136 | } else {
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137 | MessageBay.warningMessage("SMTP server already connected");
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138 | }
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139 | } catch (MessagingException e) {
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140 | MessageBay.errorMessage("Error connecting to SMTP server");
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141 | }
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142 |
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143 | if (_popServer != null && !_store.isConnected()) {
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144 | try {
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145 | MessageBay.displayMessage("Connecting to POP3 server...");
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146 | _store.connect(_popServer, _username, _password);
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147 |
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148 | // -- Try to get hold of the default folder --
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149 | _folder = _store.getDefaultFolder();
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150 | if (_folder == null)
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151 | throw new Exception("No default folder");
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152 | // -- ...and its INBOX --
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153 | _folder = _folder.getFolder("INBOX");
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154 | if (_folder == null)
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155 | throw new Exception("No POP3 INBOX");
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156 | // -- Open the folder for read only --
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157 | _folder.open(Folder.READ_ONLY);
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158 | MessageBay.overwriteMessage("POP3 server connected");
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159 | MessageBay.warningMessage(getUnreadMessageCount() + " unread messages are in your inbox");
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160 | } catch (Exception e) {
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161 | // e.printStackTrace();
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162 | MessageBay.errorMessage("Error connecting to POP3 server");
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163 | }
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164 | }
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165 | _bConnecting = false;
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166 | }
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167 |
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168 | public static boolean sendTextMessage(String to, String cc, String bcc,
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169 | String subject, String body) {
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170 |
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171 | if (_theMailSession == null) {
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172 | MessageBay.errorMessage("Add mail settings to profile frame");
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173 | return false;
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174 | }
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175 |
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176 | if (_theMailSession._bConnecting) {
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177 | MessageBay.errorMessage("Busy connecting to mail server...");
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178 | return false;
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179 | }
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180 |
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181 | return _theMailSession.sendText(to, cc, bcc, subject, body);
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182 | }
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183 |
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184 | private synchronized boolean sendText(String to, String cc, String bcc,
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185 | String subject, String body) {
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186 | if (!_transport.isConnected()) {
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187 | MessageBay
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188 | .warningMessage("Not connected to server, attempting to reconnect...");
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189 | try {
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190 | _bConnecting = true;
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191 | _transport.connect();
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192 | _bConnecting = false;
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193 | } catch (Exception e) {
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194 | MessageBay.errorMessage("Could not connect to mail server");
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195 | _bConnecting = false;
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196 | return false;
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197 | }
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198 | }
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199 |
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200 | if (to == null) {
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201 | MessageBay.errorMessage("Add tag @to:<sendToEmailAddress>");
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202 | return false;
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203 | }
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204 |
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205 | try {
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206 | // -- Create a new message --
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207 | Message msg = new MimeMessage(_session);
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208 |
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209 | // -- Set the FROM and TO fields --
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210 | msg.setFrom(new InternetAddress(_address));
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211 | msg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(
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212 | to, false));
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213 |
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214 | // -- We could include CC recipients too --
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215 | if (cc != null) {
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216 | msg.setRecipients(Message.RecipientType.CC, InternetAddress
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217 | .parse(cc, false));
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218 | }
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219 |
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220 | if (bcc != null) {
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221 | msg.setRecipients(Message.RecipientType.BCC, InternetAddress
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222 | .parse(bcc, false));
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223 | }
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224 |
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225 | // -- Set the subject and body text --
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226 | msg.setSubject(subject);
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227 | msg.setContent(body.toString(), "text/plain");
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228 |
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229 | // -- Set some other header information --
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230 | msg.setHeader("ExpMail", "Expeditee");
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231 | msg.setSentDate(new Date());
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232 |
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233 | Transport.send(msg, msg.getRecipients(Message.RecipientType.TO));
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234 | } catch (Exception e) {
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235 | MessageBay.errorMessage("Error sending mail: " + e.getMessage());
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236 | return false;
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237 | }
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238 | MessageBay.displayMessage("Message sent OK.");
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239 | return true;
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240 | }
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241 |
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242 | public static void init(Frame settingsFrame) {
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243 |
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244 | if (settingsFrame == null)
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245 | return;
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246 |
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247 | if (_theMailSession == null)
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248 | _theMailSession = new MailSession(settingsFrame);
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249 | }
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250 |
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251 | private class SMTPAuthenticator extends javax.mail.Authenticator {
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252 | private String _username;
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253 |
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254 | private String _password;
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255 |
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256 | public SMTPAuthenticator(String username, String password) {
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257 | _username = username;
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258 | _password = password;
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259 | }
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260 |
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261 | @Override
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262 | public PasswordAuthentication getPasswordAuthentication() {
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263 | return new PasswordAuthentication(_username, _password);
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264 | }
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265 | }
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266 |
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267 | public static MailSession getInstance() {
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268 | return _theMailSession;
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269 | }
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270 |
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271 | public synchronized void finalise() {
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272 | try {
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273 | if (_transport != null && _transport.isConnected()) {
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274 | _transport.close();
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275 | }
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276 |
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277 | if (_folder != null) {
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278 | _folder.close(false);
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279 | }
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280 |
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281 | if (_store != null) {
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282 | _store.close();
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283 | }
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284 | } catch (Exception e) {
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285 |
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286 | }
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287 | }
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288 |
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289 | public int getUnreadMessageCount() {
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290 | // -- Get the message wrappers and process them --
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291 | Message[] msgs;
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292 | int count = 0;
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293 | try {
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294 | msgs = _folder.getMessages();
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295 | for (int msgNum = 0; msgNum < msgs.length; msgNum++) {
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296 | if (msgs[msgNum].getFlags().contains(Flag.SEEN))
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297 | continue;
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298 | count++;
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299 | }
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300 | } catch (MessagingException e) {
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301 | // TODO Auto-generated catch block
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302 | e.printStackTrace();
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303 | }
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304 | return count;
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305 | }
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306 |
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307 | public String getMail() {
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308 | StringBuffer sb = new StringBuffer();
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309 | // -- Get the message wrappers and process them --
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310 | Message[] msgs;
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311 | try {
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312 | msgs = _folder.getMessages();
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313 | for (int msgNum = 0; msgNum < msgs.length; msgNum++) {
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314 | if (msgs[msgNum].getFlags().contains(Flag.SEEN))
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315 | continue;
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316 | // Only get messages that have not been read
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317 | sb.append(getTextMessage(msgs[msgNum]));
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318 | sb.append('\n');
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319 | }
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320 | } catch (MessagingException e) {
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321 | e.printStackTrace();
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322 | }
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323 | sb.deleteCharAt(sb.length() - 1);
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324 | return sb.toString();
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325 | }
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326 |
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327 | /**
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328 | * "getTextMessage()" method to print a message.
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329 | */
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330 | public String getTextMessage(Message message) {
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331 | StringBuffer sb = new StringBuffer();
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332 |
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333 | try {
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334 | // Get the header information
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335 | String from = ((InternetAddress) message.getFrom()[0])
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336 | .getPersonal();
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337 | if (from == null)
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338 | from = ((InternetAddress) message.getFrom()[0]).getAddress();
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339 | sb.append("FROM: " + from);
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340 | String subject = message.getSubject();
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341 | sb.append("SUBJECT: " + subject);
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342 | // -- Get the message part (i.e. the message itself) --
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343 | Part messagePart = message;
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344 | Object content = messagePart.getContent();
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345 | // -- or its first body part if it is a multipart message --
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346 | if (content instanceof Multipart) {
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347 | messagePart = ((Multipart) content).getBodyPart(0);
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348 | System.out.println("[ Multipart Message ]");
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349 | }
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350 | // -- Get the content type --
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351 | String contentType = messagePart.getContentType();
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352 | // -- If the content is plain text, we can print it --
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353 | //System.out.println("CONTENT:" + contentType);
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354 | if (contentType.startsWith("text/plain")
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355 | || contentType.startsWith("text/html")) {
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356 | InputStream is = messagePart.getInputStream();
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357 | BufferedReader reader = new BufferedReader(
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358 | new InputStreamReader(is));
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359 | String thisLine = reader.readLine();
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360 | while (thisLine != null) {
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361 | sb.append(thisLine);
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362 | thisLine = reader.readLine();
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363 | }
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364 | }
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365 | sb.append("-----------------------------");
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366 | } catch (Exception ex) {
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367 | ex.printStackTrace();
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368 | }
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369 | return sb.toString();
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370 | }
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371 | }
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