/*
* Copyright (C) 2005 Luca Veltri - University of Parma - Italy
*
* This source code 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 2 of the License, or
* (at your option) any later version.
*
* This source code 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 source code; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author(s):
* Luca Veltri (luca.veltri@unipr.it)
*/
package local.ua;
import org.zoolu.sip.address.*;
import org.zoolu.sip.provider.*;
import org.zoolu.tools.Log;
import org.zoolu.tools.LogLevel;
import java.io.*;
/** Simple command-line Presence Agent (PA).
* It allows a user to subscribe for a presence service and/or
* respond to subscription requests, using a command-line interface.
*/
public class CommandLinePA implements PresenceAgentListener, RegisterAgentListener
{
/** Event logger. */
Log log;
/** Presence Agent */
PresenceAgent pa;
/** Register Agent */
RegisterAgent ra;
/** Remote presentity. */
//NameAddress remote_presentity;
/** Standard input */
BufferedReader stdin=null;
/** Standard output */
PrintStream stdout=null;
/** Costructs a new CommandLinePA. */
public CommandLinePA(SipProvider sip_provider, UserAgentProfile user_profile)
{ log=sip_provider.getLog();
pa=new PresenceAgent(sip_provider,user_profile,this);
ra=new RegisterAgent(sip_provider,user_profile.from_url,user_profile.contact_url,this);
if (!user_profile.no_prompt) stdin=new BufferedReader(new InputStreamReader(System.in));
if (!user_profile.no_prompt) stdout=System.out;
}
/** Register with the registrar server. */
public void subscribe(String presentity)
{ pa.subscribe(presentity,SipStack.default_expires);
}
/** Register with the registrar server. */
public void unsubscribe(String presentity)
{ pa.subscribe(presentity,0);
}
/** Register with the registrar server. */
public void register(int expire_time)
{ ra.register(expire_time);
}
/** Unregister with the registrar server */
public void unregister()
{ ra.unregister();
}
/** Unregister all contacts with the registrar server */
public void unregisterall()
{ ra.unregisterall();
}
// *********************** callback functions *********************
/** When a new SUBSCRIBE is received. */
public void onPaSubscriptionRequest(PresenceAgent pa, NameAddress presentity, NameAddress watcher)
{ printLog("Subscription request from "+watcher,LogLevel.HIGH);
pa.accept();
if (pa.user_profile.accept_time>=0)
{ pa.activate();
}
else
{ if (stdin!=null)
{ printOut("Do you want to activate the subscription? [yes/no]");
String line=readLine();
if (line.toLowerCase().startsWith("n"))
{ pa.terminate();
}
else
{ pa.activate();
}
}
else pa.terminate();
}
}
/** When a subscription request successes. */
public void onPaSubscriptionSuccess(PresenceAgent pa, NameAddress presentity)
{ printLog("Subscription for "+presentity+" accepted. ",LogLevel.HIGH);
}
/** When a subscription terminates. */
public void onPaSubscriptionTerminated(PresenceAgent pa, NameAddress presentity, String reason)
{ printLog("Subscription for "+presentity+" terminated (reason: "+reason+").",LogLevel.HIGH);
}
/** When a new NOTIFY is received. */
public void onPaNotificationRequest(PresenceAgent pa, NameAddress recipient, NameAddress notifier, String state, String content_type, String body)
{ if (body!=null) printLog("Notification: "+body,LogLevel.HIGH);
else printLog("Notification: "+state,LogLevel.HIGH);
}
/** When a subscription request successes. */
public void onPaNotificationFailure(PresenceAgent pa, NameAddress recipient, String reason)
{ printLog("Notification failure (reason: "+reason+").",LogLevel.HIGH);
}
/** When a UA has been successfully (un)registered. */
public void onUaRegistrationSuccess(RegisterAgent ra, NameAddress target, NameAddress contact, String result)
{ printLog("Registration success: "+result,LogLevel.HIGH);
}
/** When a UA failed on (un)registering. */
public void onUaRegistrationFailure(RegisterAgent ra, NameAddress target, NameAddress contact, String result)
{ printLog("Registration failure: "+result,LogLevel.HIGH);
}
// ***************************** MAIN *****************************
/** The main method. */
public static void main(String[] args)
{
String file=null;
boolean opt_regist=false;
boolean opt_unregist=false;
boolean opt_unregist_all=false;
int opt_expires=0;
String opt_subscribe_for=null;
int opt_accept_time=-1;
boolean opt_no_prompt=false;
for (int i=0; i<args.length; i++)
{ if (args[i].equals("-f") && args.length>(i+1))
{ file=args[++i];
continue;
}
if (args[i].equals("-g") && args.length>(i+1)) // registrate the contact url
{ opt_regist=true;
String time=args[++i];
if (time.charAt(time.length()-1)=='h') opt_expires=Integer.parseInt(time.substring(0,time.length()-1))*3600;
else opt_expires=Integer.parseInt(time);
continue;
}
if (args[i].equals("-u")) // unregistrate the contact url
{ opt_unregist=true;
continue;
}
if (args[i].equals("-z")) // unregistrate all contact urls
{ opt_unregist_all=true;
continue;
}
if (args[i].equals("-y") && args.length>(i+1)) // set automatic accept time
{ opt_accept_time=Integer.parseInt(args[++i]);
continue;
}
if (args[i].equals("-s") && args.length>(i+1)) // sebscribe for a presentity
{ opt_subscribe_for=args[++i];
continue;
}
if (args[i].equals("--no-prompt")) // do not prompt
{ opt_no_prompt=true;
continue;
}
// else, do:
if (!args[i].equals("-h"))
System.out.println("unrecognized param '"+args[i]+"'\n");
System.out.println("usage:\n java CommandLinePA [options]");
System.out.println(" options:");
System.out.println(" -h this help");
System.out.println(" -f <config_file> specifies a configuration file");
System.out.println(" -g <time> registers the contact URL with the registrar server");
System.out.println(" where time is the duration of the registration, and can be");
System.out.println(" in seconds (default) or hours ( -r 7200 is the same as -r 2h )");
System.out.println(" -u unregisters the contact URL with the registrar server");
System.out.println(" (is the same as -r 0)");
System.out.println(" -z unregisters ALL the contact URLs");
System.out.println(" -s <presentity> subscribe for the given presentity");
System.out.println(" -y <secs> auto accept time");
System.out.println(" --no-prompt do not prompt");
System.exit(0);
}
SipStack.init(file);
UserAgentProfile user_profile=new UserAgentProfile(file);
if (opt_regist) user_profile.do_register=true;
if (opt_unregist) user_profile.do_unregister=true;
if (opt_unregist_all) user_profile.do_unregister_all=true;
if (opt_accept_time>=0) user_profile.accept_time=opt_accept_time;
if (opt_no_prompt) user_profile.no_prompt=true;
CommandLinePA command_pa=new CommandLinePA(new SipProvider(file),user_profile);
// do..
if (user_profile.do_unregister_all)
{ command_pa.printLog("UNREGISTER ALL contact URLs");
command_pa.unregisterall();
}
if (user_profile.do_unregister)
{ command_pa.printLog("UNREGISTER the contact URL");
command_pa.unregister();
}
if (user_profile.do_register)
{ command_pa.printLog("REGISTRATION");
command_pa.register(user_profile.expires);
}
if (opt_subscribe_for!=null)
{ command_pa.printLog("SUBSCRIPTION");
command_pa.subscribe(opt_subscribe_for);
}
}
// ****************************** Logs *****************************
/** Read a new line from stantard input. */
protected String readLine()
{ try { if (stdin!=null) return stdin.readLine(); } catch (IOException e) {}
return null;
}
/** Print to stantard output. */
protected void printOut(String str)
{ if (stdout!=null) System.out.println(str);
}
/** Adds a new string to the default Log */
void printLog(String str)
{ printLog(str,LogLevel.HIGH);
}
/** Adds a new string to the default Log */
void printLog(String str, int level)
{ if (log!=null) log.println("CommandLinePA: "+str,level+SipStack.LOG_LEVEL_UA);
printOut(str);
}
}