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Eric J. Bowersox 2002-02-11 03:34:15 +00:00
commit d80b3252a3
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28
.cvsignore Normal file
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# CVS default ignores begin
tags
TAGS
.make.state
.nse_depinfo
*~
#*
.#*
,*
_$*
*$
*.old
*.bak
*.BAK
*.orig
*.rej
.del-*
*.a
*.olb
*.o
*.obj
*.so
*.exe
*.Z
*.elc
*.ln
core
# CVS default ignores end

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.gitignore vendored Normal file
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build
dist

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build.bat Normal file
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@echo off
: The contents of this file are subject to the Mozilla Public License Version 1.1
: (the "License"); you may not use this file except in compliance with the License.
; You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
:
: Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
: WARRANTY OF ANY KIND, either express or implied. See the License for the specific
: language governing rights and limitations under the License.
:
: The Original Code is the Venice Web Community System.
;
: The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
: for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
: Copyright (C) 2001 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
:
; Contributor(s):
:
set _CP=%CP%
rem Identify the custom class path components we need
set CP=%TOMCAT_HOME%\lib\ant.jar;%TOMCAT_HOME%\lib\servlet.jar
set CP=%TOMCAT_HOME%\lib\jaxp.jar;%TOMCAT_HOME%\lib\parser.jar
set CP=%CP%;%JAVA_HOME%\lib\tools.jar
rem Execute ANT to perform the requird build target
java -classpath %CP%;%CLASSPATH% org.apache.tools.ant.Main -Dtomcat.home=%TOMCAT_HOME% %1 %2 %3 %4 %5 %6 %7 %8 %9
set CP=%_CP%
set _CP=

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build.sh Executable file
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#!/bin/sh
# The contents of this file are subject to the Mozilla Public License Version 1.1
# (the "License"); you may not use this file except in compliance with the License.
# You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
#
# Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
# WARRANTY OF ANY KIND, either express or implied. See the License for the specific
# language governing rights and limitations under the License.
#
# The Original Code is the Venice Web Community System.
#
# The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
# for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
# Copyright (C) 2001 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
#
# Contributor(s):
#
# Identify the custom class path components we need
CP=$TOMCAT_HOME/lib/ant.jar:$TOMCAT_HOME/lib/servlet.jar
CP=$CP:$TOMCAT_HOME/lib/jaxp.jar:$TOMCAT_HOME/lib/parser.jar
CP=$CP:$JAVA_HOME/lib/tools.jar
# Execute ANT to perform the requested build target
java -classpath $CP:$CLASSPATH org.apache.tools.ant.Main \
-Dtomcat.home=$TOMCAT_HOME "$@"

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build.xml Normal file
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<?xml version="1.0"?>
<!--
The contents of this file are subject to the Mozilla Public License Version 1.1
(the "License"); you may not use this file except in compliance with the License.
You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
WARRANTY OF ANY KIND, either express or implied. See the License for the specific
language governing rights and limitations under the License.
The Original Code is the Venice Web Communities System - Generic Mail Gateway.
The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
Copyright (C) 2002 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
Contributor(s):
-->
<project name="MailGate" default="jar" basedir=".">
<!-- Prepare to build the application -->
<target name="prep">
<mkdir dir="build"/>
<mkdir dir="dist"/>
</target>
<!-- Compile all the Java source -->
<target name="compile" depends="prep">
<javac srcdir="src" destdir="build" debug="on" optimize="off" deprecation="on">
<classpath>
<fileset dir="lib" includes="**/*.jar"/>
</classpath>
</javac>
<copy todir="build">
<fileset dir="src" includes="**/*.properties"/>
</copy>
</target>
<target name="jar" depends="compile">
<jar jarfile="dist/mailgate.jar" basedir="build"/>
<copy todir="dist">
<fileset dir="lib" includes="**/*.jar"/>
</copy>
</target>
</project>

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lib/.gitignore vendored Normal file
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bsf.jar
jacl.jar
js.jar
tcljava.jar
xmlrpc.jar

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samples/mailgate.js Normal file
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// The contents of this file are subject to the Mozilla Public License Version 1.1
// (the "License"); you may not use this file except in compliance with the License.
// You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
//
// Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
// WARRANTY OF ANY KIND, either express or implied. See the License for the specific
// language governing rights and limitations under the License.
//
// The Original Code is the Venice Web Communities System - Generic Mail Gateway.
//
// The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
// for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
// Copyright (C) 2002 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
//
// Contributor(s):
importPackage(Packages.org.apache.xmlrpc);
importPackage(Packages.com.silverwrist.mailgate);
// get the message to be posted
message = bsf.lookupBean("message");
// create an XML-RPC connection to a Venice server
rpc = lib.connectXMLRPC(lib.getConfigParam("url"),false);
// create a session
parms = lib.createVector();
sessionid = lib.castString(rpc.execute("venice:session.create",parms));
// log into the session
parms.add(sessionid);
parms.add(lib.getConfigParam("username"));
parms.add(lib.getConfigParam("password"));
rpc.execute("venice:session.login",parms);
// create the message text
text = "[From: " + message.sender + "]\r\n\r\n" + message.text;
// post the initial message!
parms.clear();
parms.add(sessionid);
parms.add(lib.getConfigParam("community"));
parms.add(lib.getConfigParam("conference"));
my_topic = lib.castInteger(lib.getConfigParam("topic"));
parms.add(my_topic);
parms.add(message.subject);
parms.add(lib.castString(text));
ndx = lib.castInteger(rpc.execute("venice:conferencing.topic.postMessage",parms));
if (message.hasAttachments())
{ // there are attachments - attach them to this message, and to other messages if necessary
for (i=0; i<message.attachmentCount; i++)
{ // post each attachment in turn
if (i>0)
{ // post a new message to attach the next attachment to
new_text = "[From: " + message.sender + "]\r\n\r\n[Attachments continued]";
parms.clear();
parms.add(sessionid);
parms.add(lib.getConfigParam("community"));
parms.add(lib.getConfigParam("conference"));
parms.add(my_topic);
parms.add(message.subject);
parms.add(lib.castString(new_text));
ndx = lib.castInteger(rpc.execute("venice:conferencing.topic.postMessage",parms));
} // end if
// get the attachment and add it
att = message.getAttachment(i);
parms.clear();
parms.add(sessionid);
parms.add(lib.getConfigParam("community"));
parms.add(lib.getConfigParam("conference"));
parms.add(my_topic);
parms.add(ndx);
parms.add(att.type);
parms.add(att.fileName);
parms.add(att.data);
rpc.execute("venice:conferencing.message.attach",parms);
} // end for
} // end if
// destroy the session to finish the operation
parms.clear();
parms.add(sessionid);
rpc.execute("venice:session.destroy",parms);

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samples/mailgate.properties Normal file
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# The contents of this file are subject to the Mozilla Public License Version 1.1
# (the "License"); you may not use this file except in compliance with the License.
# You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
#
# Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
# WARRANTY OF ANY KIND, either express or implied. See the License for the specific
# language governing rights and limitations under the License.
#
# The Original Code is the Venice Web Communities System - Generic Mail Gateway.
#
# The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
# for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
# Copyright (C) 2002 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
#
# Contributor(s):
# The script to be run by the gateway for each received message.
mailgate.script=mailgate.js
# Temporary directory for script engines.
mailgate.script.tmpdir=/tmp
# Configuration parameters
mailgate.script.config.url=http://delenn/venice/RPC2
mailgate.script.config.username=TestUser
mailgate.script.config.password=Fishmasters
mailgate.script.config.community=Piazza
mailgate.script.config.conference=General
mailgate.script.config.topic=1
# Properties used by the mail session object.
mail.transport.protocol=smtp
mail.smtp.host=localhost

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samples/mailgate.sh Executable file
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#!/bin/sh
exec java -cp "mailgate.jar:bsf.jar:js.jar:jacl.jar:tcljava.jar:xmlrpc.jar" \
com.silverwrist.mailgate.Main mailgate.properties

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src/com/silverwrist/mailgate/AttachmentData.java Normal file
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/*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
*
* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
* language governing rights and limitations under the License.
*
* The Original Code is the Venice Web Communities System - Generic Mail Gateway.
*
* The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
* for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
* Copyright (C) 2002 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
*
* Contributor(s):
*/
package com.silverwrist.mailgate;
import java.io.*;
public class AttachmentData
{
/*--------------------------------------------------------------------------------
* Attributes
*--------------------------------------------------------------------------------
*/
private String type; // data type
private String name; // filename of attachment
private byte[] data; // the actual data
/*--------------------------------------------------------------------------------
* Constructor
*--------------------------------------------------------------------------------
*/
AttachmentData(String type, String name, InputStream stm) throws IOException
{
this.type = type;
this.name = name;
ByteArrayOutputStream tmp = new ByteArrayOutputStream();
byte[] buf = new byte[4096];
int rd = stm.read(buf);
while (rd>=0)
{ // simple copy loop
if (rd>0)
tmp.write(buf,0,rd);
rd = stm.read(buf);
} // end while
data = tmp.toByteArray();
} // end constructor
/*--------------------------------------------------------------------------------
* External operations
*--------------------------------------------------------------------------------
*/
public final String getType()
{
return type;
} // end getType
public final String getFileName()
{
return name;
} // end getFileName
public final int getLength()
{
return data.length;
} // end getLength
public final byte[] getData()
{
return data;
} // end getData
} // end class AttachmentData

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src/com/silverwrist/mailgate/BaseException.java Normal file
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/*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
*
* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
* language governing rights and limitations under the License.
*
* The Original Code is the Venice Web Communities System - Generic Mail Gateway.
*
* The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
* for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
* Copyright (C) 2002 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
*
* Contributor(s):
*/
package com.silverwrist.mailgate;
import java.io.PrintStream;
import java.io.PrintWriter;
public class BaseException extends Exception
{
/*--------------------------------------------------------------------------------
* Attributes
*--------------------------------------------------------------------------------
*/
private Throwable inner = null; // internal "root cause" exception
/*--------------------------------------------------------------------------------
* Constructors
*--------------------------------------------------------------------------------
*/
public BaseException()
{
super();
} // end constructor
public BaseException(String msg)
{
super(msg);
} // end constructor
public BaseException(Throwable inner)
{
super(inner.getMessage());
this.inner = inner;
} // end constructor
public BaseException(String msg, Throwable inner)
{
super(msg);
this.inner = inner;
} // end constructor
/*--------------------------------------------------------------------------------
* Overrides from class Throwable
*--------------------------------------------------------------------------------
*/
public void printStackTrace()
{
this.printStackTrace(System.err);
} // end printStackTrace
public void printStackTrace(PrintStream s)
{
super.printStackTrace(s);
if (inner!=null)
{ // print the inner stack trace
s.print("Root cause: ");
inner.printStackTrace(s);
} // end if
} // end printStackTrace
public void printStackTrace(PrintWriter s)
{
super.printStackTrace(s);
if (inner!=null)
{ // print the inner stack trace
s.print("Root cause: ");
inner.printStackTrace(s);
} // end if
} // end printStackTrace
/*--------------------------------------------------------------------------------
* External operations
*--------------------------------------------------------------------------------
*/
public Throwable getException()
{
return inner;
} // end getException
} // end class BaseException

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src/com/silverwrist/mailgate/Library.java Normal file
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/*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
*
* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
* language governing rights and limitations under the License.
*
* The Original Code is the Venice Web Communities System - Generic Mail Gateway.
*
* The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
* for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
* Copyright (C) 2002 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
*
* Contributor(s):
*/
package com.silverwrist.mailgate;
import java.util.*;
import org.apache.xmlrpc.*;
public class Library
{
/*--------------------------------------------------------------------------------
* Constructor
*--------------------------------------------------------------------------------
*/
public Library()
{ // do nothing
} // end constructor
/*--------------------------------------------------------------------------------
* External operations
*--------------------------------------------------------------------------------
*/
public final Integer castInteger(Object obj)
{
if (obj instanceof Integer)
return (Integer)obj;
if (obj instanceof Number)
return new Integer(((Number)obj).intValue());
try
{ // convert to string and parse into an integer
return new Integer(obj.toString());
} // end try
catch (NumberFormatException nfe)
{ // class cast failed
throw new ClassCastException("castInteger: invalid cast");
} // end catch
} // end castInteger
public final String castString(Object obj)
{
return obj.toString();
} // end castString
public final XmlRpcClient connectXMLRPC(String url, boolean lite) throws PermanentExit
{
try
{ // create the client object
if (lite)
return new XmlRpcClientLite(url);
else
return new XmlRpcClient(url);
} // end try
catch (java.net.MalformedURLException e)
{ // translate the exception
throw new PermanentExit("XML-RPC URL malformed: " + url,e);
} // end catch
} // end connectXMLRPC
public final Vector createVector()
{
return new Vector();
} // end createVector
} // end class Library

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src/com/silverwrist/mailgate/Main.java Normal file
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/*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
*
* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
* language governing rights and limitations under the License.
*
* The Original Code is the Venice Web Communities System - Generic Mail Gateway.
*
* The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
* for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
* Copyright (C) 2002 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
*
* Contributor(s):
*/
package com.silverwrist.mailgate;
import java.io.*;
import java.lang.reflect.*;
import java.util.*;
import javax.mail.*;
import javax.mail.internet.*;
import com.ibm.bsf.*;
public class Main
{
/*--------------------------------------------------------------------------------
* Internal library class
*--------------------------------------------------------------------------------
*/
public class MyLibrary extends Library
{
MyLibrary()
{
super();
} // end constructor
public final String getConfigParam(String name)
{
return props.getProperty("mailgate.script.config." + name);
} // end getConfigParam
} // end class MyLibrary
/*--------------------------------------------------------------------------------
* Static data members
*--------------------------------------------------------------------------------
*/
// Exit codes interpreted by qmail-local delivery agent - see qmail-command(8) man page
public static final int EXIT_SUCCESS = 0;
public static final int EXIT_SUCCESS_FINAL = 99;
public static final int EXIT_FAIL_PERMANENT = 100;
public static final int EXIT_FAIL_TEMPORARY = 111;
/*--------------------------------------------------------------------------------
* Attributes
*--------------------------------------------------------------------------------
*/
private Properties props; // properties loaded from the command line
private File script_file; // script file to be run
private StringBuffer script_code; // script code from above
private Session session; // mail session object
private BSFManager script_mgr; // script manager
private String script_lang; // language the script is written in
/*--------------------------------------------------------------------------------
* Constructor
*--------------------------------------------------------------------------------
*/
private Main(String propfile) throws PermanentExit, TemporaryExit
{
File f = new File(propfile);
if (f.canRead())
{ // load up the file
try
{ // load the properties from the file
FileInputStream stm = new FileInputStream(f);
props = new Properties();
props.load(stm);
} // end try
catch (IOException e)
{ // unable to load the system properties!
throw new TemporaryExit("error loading properties from \"" + f.getAbsolutePath() + "\"",e);
} // end catch
} // end if
else // the file name is bogus
throw new PermanentExit("properties file \"" + f.getAbsolutePath() + "\" cannot be read");
// Check the script file name.
String tmp = props.getProperty("mailgate.script");
if (tmp!=null)
{ // see if the script file can be read
script_file = new File(tmp);
if (!(script_file.canRead()))
throw new PermanentExit("script file \"" + script_file.getAbsolutePath() + "\" cannot be read");
} // end if
else // script file not found
throw new PermanentExit("no script file specified in properties");
// Preload the script code.
try
{ // copy the script code to a string buffer
FileReader rdr = new FileReader(script_file);
StringWriter wr = new StringWriter();
char[] buf = new char[4096];
int rd = rdr.read(buf);
while (rd>=0)
{ // simple read-write loop
if (rd>0)
wr.write(buf,0,rd);
rd = rdr.read(buf);
} // end while
script_code = wr.getBuffer(); // load the script code
} // end try
catch (IOException e)
{ // unable to load the buffer
throw new PermanentExit("unable to load script file \"" + script_file.getAbsolutePath() + "\"");
} // end catch
// Load the temporary script directory.
tmp = props.getProperty("mailgate.script.tmpdir");
if (tmp!=null)
{ // Temporary directory specified...
File tmpf = new File(tmp);
if (!(tmpf.isDirectory()))
throw new PermanentExit("temporary dir \"" + tmpf.getAbsolutePath() + "\" does not exist");
tmp = tmpf.getAbsolutePath();
} // end if
else // directory name not found
throw new PermanentExit("no temporary directory specified in properties");
// Create the BSF manager.
script_mgr = new BSFManager();
script_mgr.setTempDir(tmp);
try
{ // declare beans used by the scripting engines
script_mgr.declareBean("lib",new MyLibrary(),MyLibrary.class);
} // end try
catch (BSFException e)
{ // translate the exception
throw new PermanentExit("declaration error in BSF",e);
} // end catch
if (BSFManager.isLanguageRegistered("javascript"))
{ // we need to so some fixing up to make Rhino work
try
{ // ensure the engine is loaded, and do our fixup routine
script_mgr.loadScriptingEngine("javascript");
fixupRhino();
} // end if
catch (BSFException e)
{ // do nothing - we don't have JavaScript loaded
} // end catch
} // end if
try
{ // look up the scripting language for this file
script_lang = script_mgr.getLangFromFilename(script_file.getAbsolutePath());
} // end try
catch (BSFException e)
{ // this may be thrown by getLangFromFilename
throw new PermanentExit("unknown scripting language: file " + script_file.getAbsolutePath());
} // end catch
// Get the E-mail session object.
session = Session.getDefaultInstance(props);
} // end constructor
/*--------------------------------------------------------------------------------
* Internal operations
*--------------------------------------------------------------------------------
*/
private static void fixupRhino()
{
// What fixupRhino does is to turn off the fancy caching in the JavaScript engine. This is because
// caching involves dynamic creation of classes on the fly, and, for some reason (probably because
// of differing ClassLoader implementations), that doesn't work, whether Rhino is loaded in the
// Web application or in the JRE extensions. When caching is turned off, Rhino can be loaded as
// part of the web application, and it can see all the standard classes and all the Web application
// classes. But we have to turn it off by manipulating it via the Reflection API, as, for all we know,
// Rhino isn't even being loaded right now. (Though we have BSF load Rhino right away if it can,
// to try and get this straightened out.)
try
{ // get a pointer to the Context class
Class klass = Class.forName("org.mozilla.javascript.Context");
// get a pointer to its setCachingEnabled method
final Class[] parmtypes = { Boolean.TYPE };
Method m = klass.getMethod("setCachingEnabled",parmtypes);
// invoke it to turn caching off!
final Object[] parms = { Boolean.FALSE };
m.invoke(null,parms);
} // end try
catch (Exception e)
{ // just ignore me
} // end catch
} // end fixupRhino
private void runMe() throws PermanentExit, TemporaryExit
{
MessageData msg;
try
{ // pull the E-mail message from the input and parse it
MimeMessage in_msg = new MimeMessage(session,System.in);
msg = new MessageData(in_msg);
} // end try
catch (MessagingException me)
{ // error loading the E-mail message
throw new PermanentExit("error loading incoming message",me);
} // end catch
catch (IOException ioe)
{ // error reading the message somehow
throw new TemporaryExit("error reading incoming message",ioe);
} // end catch
// Now process the message via the script.
script_mgr.registerBean("message",msg);
try
{ // exec the script!
script_mgr.exec(script_lang,script_file.getAbsolutePath(),1,1,script_code);
} // end try
catch (BSFException e)
{ // handle the exception somehow
Throwable t = e.getTargetException();
if (t instanceof TemporaryExit)
throw (TemporaryExit)t;
if (t instanceof PermanentExit)
throw (PermanentExit)t;
throw new TemporaryExit("script error",e);
} // end catch
} // end runMe
/*--------------------------------------------------------------------------------
* Ye Olde main() Function
*--------------------------------------------------------------------------------
*/
public static void main(String[] args)
{
// Should be invoked from within a .qmail file as:
// |preline -f <this executable>
if (args.length<1)
{ // bad error - bail out
System.err.println("usage: java " + Main.class.getName() + " property-file");
System.exit(EXIT_FAIL_PERMANENT);
} // end if
int rc = EXIT_SUCCESS;
try
{ // create the "self" object
Main self = new Main(args[0]);
self.runMe();
} // end try
catch (TemporaryExit te)
{ // temporary failure
System.err.println("Temporary failure in mail gateway");
te.printStackTrace();
rc = EXIT_FAIL_TEMPORARY;
} // end catch
catch (PermanentExit pe)
{ // permanent failure
System.err.println("Permanent failure in mail gateway");
pe.printStackTrace();
rc = EXIT_FAIL_PERMANENT;
} // end catch
System.exit(rc);
} // end main
} // end class Main

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/*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
*
* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
* language governing rights and limitations under the License.
*
* The Original Code is the Venice Web Communities System - Generic Mail Gateway.
*
* The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
* for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
* Copyright (C) 2002 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
*
* Contributor(s):
*/
package com.silverwrist.mailgate;
import java.io.*;
import java.util.*;
import javax.mail.*;
import javax.mail.internet.*;
public class MessageData
{
/*--------------------------------------------------------------------------------
* Attributes
*--------------------------------------------------------------------------------
*/
private Set recipients; // the set of addresses the message was sent to
private String sender; // the sender
private String subject; // the message subject
private String text = null; // the message text
private ArrayList attachments = new ArrayList(); // the attachments
/*--------------------------------------------------------------------------------
* Constructor
*--------------------------------------------------------------------------------
*/
public MessageData(MimeMessage msg) throws MessagingException, IOException
{
// Find all recipients of the message and put them in a set, so we can detect if the message
// was sent to a list we "subscribe" to.
Address[] tmp_array = msg.getAllRecipients();
HashSet tmp_set = new HashSet();
int i;
for (i=0; i<tmp_array.length; i++)
if (tmp_array[i].getType().equals("rfc822"))
{ // peel out the actual E-mail address and stick it in the set
InternetAddress addr = (InternetAddress)(tmp_array[i]);
tmp_set.add(addr.getAddress().toLowerCase());
} // end if and for
if (tmp_set.isEmpty())
recipients = Collections.EMPTY_SET;
else
recipients = Collections.unmodifiableSet(tmp_set);
// Get the list of senders and put it together into the "sender" label.
tmp_array = msg.getFrom();
StringBuffer buf = new StringBuffer();
for (i=0; i<tmp_array.length; i++)
{ // append the addresses together
InternetAddress addr = (InternetAddress)(tmp_array[i]);
if (buf.length()>0)
buf.append(", ");
buf.append(addr.toUnicodeString());
} // end for
sender = buf.toString();
// Get the subject line.
subject = msg.getSubject();
if (msg.getContentType().toLowerCase().startsWith("multipart/"))
{ // we need to break up the multipart object
Multipart mp = (Multipart)(msg.getContent());
if (msg.isMimeType("multipart/alternative"))
processAlternative(mp);
else
processMultipart(mp);
} // end if
else // no attachment - we assume it must be text
text = msg.getContent().toString();
} // end constructor
/*--------------------------------------------------------------------------------
* Internal operations
*--------------------------------------------------------------------------------
*/
private void processAlternative(Multipart mp) throws IOException, MessagingException
{
BodyPart html_part = null;
BodyPart plain_part = null;
int count = mp.getCount();
for (int i=0; i<count; i++)
{ // look for HTML and plain text body parts within the alternative
BodyPart bp = mp.getBodyPart(i);
if (bp.isMimeType("text/html") && (html_part==null))
html_part = bp;
else if (bp.isMimeType("text/plain") && (plain_part==null))
plain_part = bp;
if ((html_part!=null) && (plain_part!=null))
break; // all done with scan loop
} // end for
if (html_part!=null)
text = html_part.getContent().toString();
else if (plain_part!=null)
text = plain_part.getContent().toString();
} // end processAlternative
private void processAttachment(BodyPart bp) throws MessagingException, IOException
{
// extract the information
String filename = bp.getFileName();
if ((filename==null) || (filename.length()==0))
return; // discard attachment data if it has no filename
String mime_type = bp.getContentType();
InputStream istm = bp.getInputStream();
// create an attachment and save it
AttachmentData att = new AttachmentData(mime_type,filename,istm);
attachments.add(att);
} // end processAttachment
private void processMultipart(Multipart mp) throws MessagingException, IOException
{
int count = mp.getCount();
for (int i=0; i<count; i++)
{ // analyze each body part
BodyPart bp = mp.getBodyPart(i);
if (bp.isMimeType("multipart/alternative"))
{ // "alternative" multipart may contain the message text
Multipart sub_mp = (Multipart)(bp.getContent());
if (text==null)
processAlternative(sub_mp);
else
{ // we already have the text - take the final alternative and make it an attachment
int desired_index = sub_mp.getCount() - 1;
processAttachment(sub_mp.getBodyPart(desired_index));
} // end else
} // end if
else if (bp.getContentType().toLowerCase().startsWith("multipart/"))
processMultipart((Multipart)(bp.getContent()));
else if ((bp.isMimeType("text/html") || bp.isMimeType("text/plain")) && (text==null))
text = bp.getContent().toString();
else
processAttachment(bp);
} // end for
} // end processMultipart
/*--------------------------------------------------------------------------------
* External operations
*--------------------------------------------------------------------------------
*/
public final boolean sentTo(String addr)
{
return recipients.contains(addr.toLowerCase());
} // end sentTo
public final String getSender()
{
return sender;
} // end getSender
public final String getSubject()
{
return subject;
} // end getSubject
public final String getText()
{
return text;
} // end getText
public final int getAttachmentCount()
{
return attachments.size();
} // end getAttachmentCount
public final boolean hasAttachments()
{
return !(attachments.isEmpty());
} // end hasAttachments
public final AttachmentData getAttachment(int ndx)
{
return (AttachmentData)(attachments.get(ndx));
} // end getAttachment
} // end class MessageData

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src/com/silverwrist/mailgate/PermanentExit.java Normal file
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/*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
*
* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
* language governing rights and limitations under the License.
*
* The Original Code is the Venice Web Communities System - Generic Mail Gateway.
*
* The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
* for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
* Copyright (C) 2002 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
*
* Contributor(s):
*/
package com.silverwrist.mailgate;
public class PermanentExit extends BaseException
{
/*--------------------------------------------------------------------------------
* Constructors
*--------------------------------------------------------------------------------
*/
public PermanentExit()
{
super();
} // end constructor
public PermanentExit(String msg)
{
super(msg);
} // end constructor
public PermanentExit(Throwable inner)
{
super(inner);
} // end constructor
public PermanentExit(String msg, Throwable inner)
{
super(msg,inner);
} // end constructor
} // end class PermanentExit

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src/com/silverwrist/mailgate/TemporaryExit.java Normal file
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/*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at <http://www.mozilla.org/MPL/>.
*
* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
* language governing rights and limitations under the License.
*
* The Original Code is the Venice Web Communities System - Generic Mail Gateway.
*
* The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
* for Silverwrist Design Studios. Portions created by Eric J. Bowersox are
* Copyright (C) 2002 Eric J. Bowersox/Silverwrist Design Studios. All Rights Reserved.
*
* Contributor(s):
*/
package com.silverwrist.mailgate;
public class TemporaryExit extends BaseException
{
/*--------------------------------------------------------------------------------
* Constructors
*--------------------------------------------------------------------------------
*/
public TemporaryExit()
{
super();
} // end constructor
public TemporaryExit(String msg)
{
super(msg);
} // end constructor
public TemporaryExit(Throwable inner)
{
super(inner);
} // end constructor
public TemporaryExit(String msg, Throwable inner)
{
super(msg,inner);
} // end constructor
} // end class TemporaryExit