diff -r 000000000000 -r ad210aa137a4 org/sonews/mlgw/SMTPTransport.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/org/sonews/mlgw/SMTPTransport.java Thu Aug 06 18:34:10 2009 +0200 @@ -0,0 +1,134 @@ +/* + * SONEWS News Server + * see AUTHORS for the list of contributors + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +package org.sonews.mlgw; + +import java.io.BufferedOutputStream; +import java.io.BufferedReader; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStreamReader; +import java.io.PrintWriter; +import java.net.Socket; +import java.net.UnknownHostException; +import org.sonews.config.Config; +import org.sonews.storage.Article; +import org.sonews.util.io.ArticleInputStream; + +/** + * Connects to a SMTP server and sends a given Article to it. + * @author Christian Lins + */ +class SMTPTransport +{ + + protected BufferedReader in; + protected PrintWriter out; + protected Socket socket; + + public SMTPTransport(String host, int port) + throws IOException, UnknownHostException + { + socket = new Socket(host, port); + this.in = new BufferedReader(new InputStreamReader(socket.getInputStream())); + this.out = new PrintWriter(socket.getOutputStream()); + + // Read helo from server + String line = this.in.readLine(); + if(line == null || !line.startsWith("220 ")) + { + throw new IOException("Invalid helo from server: " + line); + } + + // Send HELO to server + this.out.println("HELO " + Config.inst().get(Config.HOSTNAME, "localhost")); + this.out.flush(); + line = this.in.readLine(); + if(line == null || !line.startsWith("250 ")) + { + throw new IOException("Unexpected reply: " + line); + } + } + + public SMTPTransport(String host) + throws IOException + { + this(host, 25); + } + + public void close() + throws IOException + { + this.out.println("QUIT"); + this.out.flush(); + this.in.readLine(); + + this.socket.close(); + } + + public void send(Article article, String mailFrom, String rcptTo) + throws IOException + { + this.out.println("MAIL FROM: " + mailFrom); + this.out.flush(); + String line = this.in.readLine(); + if(line == null || !line.startsWith("250 ")) + { + throw new IOException("Unexpected reply: " + line); + } + + this.out.println("RCPT TO: " + rcptTo); + this.out.flush(); + line = this.in.readLine(); + if(line == null || !line.startsWith("250 ")) + { + throw new IOException("Unexpected reply: " + line); + } + + this.out.println("DATA"); + this.out.flush(); + line = this.in.readLine(); + if(line == null || !line.startsWith("354 ")) + { + throw new IOException("Unexpected reply: " + line); + } + + ArticleInputStream artStream = new ArticleInputStream(article); + BufferedOutputStream outStream = new BufferedOutputStream(socket.getOutputStream()); + FileOutputStream fileStream = new FileOutputStream("smtp.dump"); + for(int b = artStream.read(); b >= 0; b = artStream.read()) + { + outStream.write(b); + fileStream.write(b); + } + + // Flush the binary stream; important because otherwise the output + // will be mixed with the PrintWriter. + outStream.flush(); + fileStream.flush(); + fileStream.close(); + this.out.print("\r\n.\r\n"); + this.out.flush(); + line = this.in.readLine(); + if(line == null || !line.startsWith("250 ")) + { + throw new IOException("Unexpected reply: " + line); + } + } + +}