#!/usr/bin/perl
#/* ========================================
# * ███╗   ███╗██████╗ ██╗ █████╗ ██╗
# * ████╗ ████║██╔══██╗██║██╔══██╗██║
# * ██╔████╔██║██║  ██║██║███████║██║
# * ██║╚██╔╝██║██║  ██║██║██╔══██║██║
# * ██║ ╚═╝ ██║██████╔╝██║██║  ██║███████╗
# * ╚═╝     ╚═╝╚═════╝ ╚═╝╚═╝  ╚═╝╚══════╝
# * ========================================
# * mDial - Omni-Channel Contact Centre Suite.
# * Initially Written by Martin McCarthy.
# * Contributions welcome.
# * Active: 2020 - 2023.
# *
# * This software is licensed under AGPLv2.
# * You can find more information here;
# * https://www.gnu.org/licenses/agpl-3.0.en.html
# * A copy of the license is also shipped with this build.
# *
# * Important note: this software is provided to you free of charge.
# * If you paid for this software, you were ripped off.
# *
# * This project is a fork of the awesome FOSS project, ViCiDial.
# * ViCiDial is copyrighted by Matt Florell and the ViCiDial Group
# * under the AGPLv2 license.
# *
# * You can find out more about ViCiDial;
# * Web: https://www.vicidial.com/
# * Email: Matt Florell <vicidial@gmail.com>
# * IRC: Libera.Chat - ##vicidial
# *
# * Bug reports, feature requests and patches welcome!
# * ======================================== */
$script              = 'agi-VDADlisten_DTMF.agi';
$heavyDTMFcheck      = 1;        # set to 1 to check for heavy DTMF double-tones
$referring_extension = '83009';
$phone_number        = '9999999999';
$lead_id             = '999999999';
$campaign_id         = 'TESTCAMP';
$product_code        = 'ABC';
$user                = '1234';
$pin                 = '0';
( $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 ) { $hour = "0$hour"; }
if ( $min < 10 )  { $min  = "0$min"; }
if ( $sec < 10 )  { $sec  = "0$sec"; }
$SQLdate  = "$year-$mon-$mday $hour:$min:$sec";
$PATHconf = '/etc/astguiclient.conf';
open( conf, "$PATHconf" ) || die "can't open $PATHconf: $!\n";
@conf = <conf>;
close(conf);
$i = 0;

foreach (@conf) {
    $line = $conf[$i];
    $line =~ s/ |>|\n|\r|\t|\#.*|;.*//gi;
    if ( ( $line =~ /^PATHhome/ ) && ( $CLIhome < 1 ) ) {
        $PATHhome = $line;
        $PATHhome =~ s/.*=//gi;
    }
    if ( ( $line =~ /^PATHlogs/ ) && ( $CLIlogs < 1 ) ) {
        $PATHlogs = $line;
        $PATHlogs =~ s/.*=//gi;
    }
    if ( ( $line =~ /^PATHagi/ ) && ( $CLIagi < 1 ) ) {
        $PATHagi = $line;
        $PATHagi =~ s/.*=//gi;
    }
    if ( ( $line =~ /^PATHweb/ ) && ( $CLIweb < 1 ) ) {
        $PATHweb = $line;
        $PATHweb =~ s/.*=//gi;
    }
    if ( ( $line =~ /^PATHsounds/ ) && ( $CLIsounds < 1 ) ) {
        $PATHsounds = $line;
        $PATHsounds =~ s/.*=//gi;
    }
    if ( ( $line =~ /^PATHmonitor/ ) && ( $CLImonitor < 1 ) ) {
        $PATHmonitor = $line;
        $PATHmonitor =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARserver_ip/ ) && ( $CLIserver_ip < 1 ) ) {
        $VARserver_ip = $line;
        $VARserver_ip =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARDB_server/ ) && ( $CLIDB_server < 1 ) ) {
        $VARDB_server = $line;
        $VARDB_server =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARDB_database/ ) && ( $CLIDB_database < 1 ) ) {
        $VARDB_database = $line;
        $VARDB_database =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARDB_user/ ) && ( $CLIDB_user < 1 ) ) {
        $VARDB_user = $line;
        $VARDB_user =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARDB_pass/ ) && ( $CLIDB_pass < 1 ) ) {
        $VARDB_pass = $line;
        $VARDB_pass =~ s/.*=//gi;
    }
    if ( ( $line =~ /^VARDB_port/ ) && ( $CLIDB_port < 1 ) ) {
        $VARDB_port = $line;
        $VARDB_port =~ s/.*=//gi;
    }
    $i++;
}
if ( !$VARDB_port ) { $VARDB_port = '3306'; }
if ( !$AGILOGfile ) { $AGILOGfile = "$PATHlogs/agiout.$year-$mon-$mday"; }
use Time::HiRes qw(gettimeofday);
use DBI;
use Asterisk::AGI;
$AGI  = new Asterisk::AGI;
$dbhA = DBI->connect( "DBI:mysql:$VARDB_database:$VARDB_server:$VARDB_port",
    "$VARDB_user", "$VARDB_pass" )
  or die "Couldn't connect to database: " . DBI->errstr;
$stmtA = "SELECT agi_output FROM servers where server_ip = '$VARserver_ip';";
$sthA  = $dbhA->prepare($stmtA) or die "preparing: ", $dbhA->errstr;
$sthA->execute or die "executing: $stmtA ", $dbhA->errstr;
$sthArows  = $sthA->rows;
$rec_count = 0;

while ( $sthArows > $rec_count ) {
    $AGILOG       = '0';
    @aryA         = $sthA->fetchrow_array;
    $DBagi_output = "$aryA[0]";
    if ( $DBagi_output =~ /STDERR/ ) { $AGILOG = '1'; }
    if ( $DBagi_output =~ /FILE/ )   { $AGILOG = '2'; }
    if ( $DBagi_output =~ /BOTH/ )   { $AGILOG = '3'; }
    $rec_count++;
}
$sthA->finish();
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++;
    }
    if ( $args =~ /--help/i ) {
        print
"allowed run time options:\n  [-q] = quiet\n  [-t] = test\n  [-debug] = verbose debug messages\n\n";
    }
    else {
        if ( $args =~ /-V/i ) {
            $V = 1;
        }
        if ( $args =~ /-debug/i ) {
            $DG = 1;
        }
        if ( $args =~ /-q/i ) {
            $q = 1;
            $Q = 1;
        }
        if ( $args =~ /-t/i ) {
            $TEST = 1;
            $T    = 1;
        }
    }
}
$| = 1;
while (<STDIN>) {
    chomp;
    last unless length($_);
    if ($AGILOG) {
        if (/^agi_(\w+)\:\s+(.*)$/) {
            $AGI{$1} = $2;
        }
    }
    if (/^agi_extension\:\s+(.*)$/) { $extension = $1; }
    if ( $extension =~ /^8300\d\*/ ) {
        @EXT_vars            = split( /\*/, $extension );
        $referring_extension = $EXT_vars[0];    # initial extension sent
        $phone_number        = $EXT_vars[1];    # phone number
        $lead_id             = $EXT_vars[2];    # lead_id in vicidial_list
        $campaign_id         = $EXT_vars[3];    # campaign id
        $product_code        = $EXT_vars[4];    # product code
        $user = $EXT_vars[5];    # vicidial_user that sent the call here
    }
}
if ($AGILOG) { $agi_string = "INBOUND DTMF CALL VDCL STARTED"; &agi_output; }
&enter_pin_number;
if   ( length($pin) < 4 ) { $AGI->stream_file('buzz'); }
else                      { $AGI->stream_file('ding'); }
$stmtA =
"INSERT INTO vicidial_list_pins (entry_time,phone_number,lead_id,campaign_id,product_code,user,digits) values('$SQLdate','$phone_number','$lead_id','$campaign_id','$product_code','$user','$pin');";
$affected_rows = $dbhA->do($stmtA);
$insert_pin_id = $dbhA->{'mysql_insertid'};

if ($AGILOG) {
    $agi_string = "|$stmtA|$insert_pin_id|$affected_rows|";
    &agi_output;
}
$dbhA->disconnect();
exit;

sub enter_pin_number {
    $lastdigit     = '';
    $lastdigittime = '';
    $AGI->stream_file('beep');
    while ( ( $digit_loop_counter < 4 ) ) {
        $digit = chr( $AGI->wait_for_digit('30000') )
          ;    # wait 30 seconds for input or until the pound key is pressed
        if ( $digit =~ /\d/ ) {
            ( $s, $usec ) = gettimeofday();
            $Susec = sprintf( "%06s", $usec );
            $utime = "$s$Susec";
            if ( length($lastdigittime) < 1 ) {
                $lastdigittime = $utime;
                $lastdigit     = 99;
                $difftime      = 0;
            }
            else {
                $difftime = ( $utime - $lastdigittime );
            }
            print STDERR "$s$Susec - $digit - $lastdigittime - $difftime\n";
            if (   ( $difftime < 200000 )
                && ( $digit == $lastdigit )
                && ( $heavyDTMFcheck > 0 ) )
            {
                print STDERR
"HEAVY DTMF DETECTED AND IGNORED: $digit - $lastdigit - $difftime\n";
                $digit_loop_counter = ( $digit_loop_counter - 1 );
            }
            else {
                $totalDTMF = "$totalDTMF$digit";
                if ($AGILOG) {
                    $agi_string = "digit |$digit|     TotalDTMF |$totalDTMF|";
                    &agi_output;
                }
            }
            $lastdigittime = $utime;
            $lastdigit     = $digit;
            undef $digit;
        }
        else {
            $digit_loop_counter = 4;
        }
        $digit_loop_counter++;
    }
    $totalDTMF =~ s/\D//gi;
    $pin = $totalDTMF;
    if ($totalDTMF) {
        if ($AGILOG) {
            $agi_string = "digit |$digit|     TotalDTMF |$totalDTMF|";
            &agi_output;
        }
    }
}

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