#!/usr/bin/perl
#
# agi-VDADselective_CID.agi version 0.1   *NO DB Connection*
# 
# Runs before a call is placed outbound to filter outgoing callerIDnumber 
#
# You need to put lines similar to those below in your extensions.conf file:
#
# ;outbound VICIDIAL calls:
#exten => _91NXXNXXXXXX,1,AGI(call_log.agi,${EXTEN})
#exten => _91NXXNXXXXXX,2,AGI(agi-VDADselective_CID.agi,${EXTEN})
#exten => _91NXXNXXXXXX,3,Dial(${TRUNKX}/${EXTEN:1},55,tTo)
#exten => _91NXXNXXXXXX,4,Hangup
#
# Copyright (C) 2008  Matt Florell <vicidial@gmail.com>    LICENSE: AGPLv2
#
# changes:
# 60918-1042 - First build
# 71012-1239 - changed method for getting areacode
#

$script = 'agi-VDADselective_CID.agi';

$AGILOG=0;
$FD=0; # force debug for testing

# CLEAR AREA CODE LISTINGS:
# Florida: 239|305|321|352|386|407|561|689|727|754|772|786|813|836|850|861|863|904|941|954

$clear_area_codes = '239|305|321|352|386|407|561|689|727|754|772|786|813|836|850|861|863|904|941|954';


($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime(time);
$year = ($year + 1900);
$mon++;
if ($mon < 10) {$mon = "0$mon";}
if ($mday < 10) {$mday = "0$mday";}
if ($hour < 10) {$Fhour = "0$hour";}
if ($min < 10) {$min = "0$min";}
if ($sec < 10) {$sec = "0$sec";}

$now_date_epoch = time();
$now_date = "$year-$mon-$mday $hour:$min:$sec";

use Asterisk::AGI;
$AGI = new Asterisk::AGI;

### begin parsing run-time options ###
if (length($ARGV[0])>1)
{
	if ($AGILOG) {$agi_string = "Perl Environment Dump:";   &agi_output;}
	$i=0;
	while ($#ARGV >= $i)
	{
	$args = "$args $ARGV[$i]";
	if ($AGILOG) {$agi_string = "$i|$ARGV[$i]";   &agi_output;}
	$i++;
	}
}

$|=1;
while(<STDIN>) 
{
	chomp;
	last unless length($_);
	if ($AGILOG)
	{
		if (/^agi_(\w+)\:\s+(.*)$/)
		{
			$AGI{$1} = $2;
		}
	}

	if (/^agi_extension\:\s+(.*)$/)		{$extension = $1;}
	if (/^agi_callerid\:\s+(.*)$/)		{$callerid = $1;}
	if (/^agi_calleridname\:\s+(.*)$/)	{$calleridname = $1;}

	if ( ($callerid =~ /\".*\"/) && ( (!$calleridname) or ($calleridname =~ /unknown/) ) )
		{
		$calleridname = $callerid;
		$calleridname =~ s/\<\d\d\d\d\d\d\d\d\d\d\>//gi;
		$calleridname =~ s/\"|\" //gi;
		}

		$callerid =~ s/\D//gi;
		$calleridname =~ s/unknown//gi;
	if ( (!$callerid) or ($callerid =~ /unknown/) )
		{$callerid = $calleridname;}

	if (length($callerid)>0) {$phone_number = $callerid;}
	   else {$phone_number = '';}
	if (length($calleridname)>0) {$VLcomments = $calleridname;}
	   else {$VLcomments = '';}
}

$areacode = substr($extension, -10, 3);


foreach $i (sort keys %AGI) 
{
	if ($AGILOG) {$agi_string = " -- $i = $AGI{$i}";   &agi_output;}
}


if ($areacode !~ /$clear_area_codes/)
{
	if ( (length($callerid)>20) && ($callerid =~ /\"\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S/) )
	  {
	   $calleridname =~ s/^\"//gi;
	   $calleridname =~ s/\".*$//gi;
	  }

	### set the callerid to the ACQS value(calleridname)
	## use these two lines for Asterisk 1.2 tree
	$newcallerid = "\"$calleridname <0000000000>\"";
	$AGI->set_callerid($newcallerid);
	## use these two lines for Asterisk 1.0 tree
#	print "SET CALLERID \"$calleridname\" <0000000000>\n";
#	print "SET CALLERIDNAME \"$calleridname\"\n";

	print STDERR "Setting CID \"$newcallerid\"\n";
	checkresult($result);
	if ($AGILOG) {$agi_string = "callerID changed: \"$calleridname\" \<0000000000\>";   &agi_output;}

	if ($FD > 0) {print STDERR "callerID changed:     \"$calleridname\" \<0000000000\> |$areacode|\n";}
}
else
{
	if ($FD > 0) {print STDERR "callerID NOT changed: \"$calleridname\" <$callerid> |$areacode|\n";}

}
if ($AGILOG) {$agi_string = "AGI Variables: |$extension|$areacode|$callerid|$calleridname|";   &agi_output;}

exit;




sub checkresult {
	my ($res) = @_;
	my $retval;
	$tests++;
	chomp $res;
	if ($res =~ /^200/) {
		$res =~ /result=(-?\d+)/;
		if (!length($1)) {
		#	print STDERR "FAIL ($res)\n";
			$fail++;
		} else {
		#	print STDERR "PASS ($1)\n";
			$pass++;
		}
	} else {
	#	print STDERR "FAIL (unexpected result '$res')\n";
		$fail++;
	}
}



sub agi_output
{
if ($AGILOG >=2)
	{
	### open the log file for writing ###
	open(Lout, ">>$AGILOGfile")
			|| die "Can't open $AGILOGfile: $!\n";
	print Lout "$now_date|$script|$agi_string\n";
	close(Lout);
	}
	### send to STDERR writing ###
if ( ($AGILOG == '1') || ($AGILOG == '3') )
	{print STDERR "$now_date|$script|$agi_string\n";}
$agi_string='';
}