#!/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 = 'park_call_IVR_example.agi';
( $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"; }
$now_date_epoch = time();
$now_date       = "$year-$mon-$mday $hour:$min:$sec";
$S              = '*';
$PATHconf       = '/etc/astguiclient.conf';
open( conf, "$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 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;
$stmtA =
"SELECT agi_output,ext_context FROM servers where server_ip = '$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];
    $ext_context  = $aryA[1];
    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++;
    }
    @ARGV_vars           = split( /---/, $ARGV[0] );
    $language            = $ARGV_vars[0];
    $first_prompt        = $ARGV_vars[1];
    $you_entered_prompt  = $ARGV_vars[2];
    $confirmation_prompt = $ARGV_vars[3];
    $thank_you_prompt    = $ARGV_vars[4];
    $invalid_prompt      = $ARGV_vars[5];
    $kickout_attempts    = $ARGV_vars[6];
    $kickout_prompt      = $ARGV_vars[7];
    $kickout_ingroup     = $ARGV_vars[8];
}
if ( length($language) < 1 )     { $language     = 'en'; }
if ( length($first_prompt) < 1 ) { $first_prompt = 'please_enter_id_number'; }
if ( length($you_entered_prompt) < 1 ) { $you_entered_prompt = 'you-entered'; }
if ( length($confirmation_prompt) < 1 ) {
    $confirmation_prompt = 'confirm_id_number';
}
if ( length($thank_you_prompt) < 1 ) { $thank_you_prompt = 'auth-thankyou'; }
if ( length($invalid_prompt) < 1 )   { $invalid_prompt   = 'buzz'; }
if ( length($kickout_attempts) < 1 ) { $kickout_attempts = '2'; }
if ( length($kickout_prompt) < 1 )   { $kickout_prompt   = 'outside-transfer'; }
$| = 1;
while (<STDIN>) {
    chomp;
    last unless length($_);
    if ($AGILOG) {
        if (/^agi_(\w+)\:\s+(.*)$/) {
            $AGI{$1} = $2;
        }
    }
    if (/^agi_uniqueid\:\s+(.*)$/)  { $unique_id = $1; }
    if (/^agi_channel\:\s+(.*)$/)   { $channel   = $1; }
    if (/^agi_extension\:\s+(.*)$/) { $extension = $1; }
    if (/^agi_type\:\s+(.*)$/)      { $type      = $1; }
    if ( !$fullCID )    # if no fullCID sent
    {
        if (/^agi_callerid\:\s+(.*)$/)     { $callerid = $1; }
        if (/^agi_calleridname\:\s+(.*)$/) { $calleridname = $1; }
        if ( $calleridname =~ /\"/ )       { $calleridname =~ s/\"//gi; }
        if (
               ( !$callerid )
            or ( $callerid =~ /unknown/ )
            or (   ( $calleridname =~ /\d\d\d\d\d\d\d\d\d/ )
                && ( length($calleridname) > 16 ) )
          )
        {
            $callerid = $calleridname;
        }
        if ( ( $callerid =~ / / ) && ( length($callerid) > 20 ) ) {
            $callerid =~ s/ .*//gi;
        }
        if ( $extension =~ /^\*\d\d\d\d\d\d\d\d\d\d\*/ ) {
            $callerid = $extension;
            $callerid  =~ s/\*\d\d\d\d\*$//gi;
            $callerid  =~ s/^\*//gi;
            $extension =~ s/^\*\d\d\d\d\d\d\d\d\d\d\*//gi;
            $extension =~ s/\*$//gi;
        }
        $calleridname = $callerid;
    }
}
if ($AGILOG) { $agi_string = "AGI Environment Dump:"; &agi_output; }
foreach $i ( sort keys %AGI ) {
    if ($AGILOG) { $agi_string = " -- $i = $AGI{$i}"; &agi_output; }
}
if ($AGILOG) {
    $agi_string =
      "AGI Variables: |$unique_id|$channel|$extension|$type|$callerid|";
    &agi_output;
}
if ($AGILOG) { $agi_string = "PARKED CALL IVR STARTED"; &agi_output; }
$stmtA =
"UPDATE parked_channels set channel_group='$callerid' where server_ip='$VARserver_ip' and channel='$channel';";
if ($AGILOG) { $agi_string = "|$stmtA|"; &agi_output; }
$affected_rows = $dbhA->do($stmtA);
if ($AGILOG) {
    $agi_string =
"--    Park record updated: |$affected_rows|   |$callerid|$channel|$VARserver_ip";
    &agi_output;
}
$VACcount        = 0;
$VAC_campaign_id = '';
$VAC_call_type   = '';
$VAC_extension   = '';
$VLAcount        = 0;
$VLA_user        = '';
$VLA_campaign_id = '';
$VCcount         = 0;
$MOHfiles        = 0;
$stmtA =
"SELECT campaign_id,call_type,extension,phone_number,lead_id FROM vicidial_auto_calls where callerid='$callerid';";
$sthA = $dbhA->prepare($stmtA) or die "preparing: ",        $dbhA->errstr;
$sthA->execute                 or die "executing: $stmtA ", $dbhA->errstr;
$VACcount = $sthA->rows;

if ( $VACcount > 0 ) {
    @aryA             = $sthA->fetchrow_array;
    $VAC_campaign_id  = $aryA[0];
    $VAC_call_type    = $aryA[1];
    $VAC_extension    = $aryA[2];
    $VAC_phone_number = $aryA[3];
    $VAC_lead_id      = $aryA[4];
    if ($AGILOG) {
        $agi_string =
"--    VAC Call Found: |$callerid|$VAC_campaign_id|$VAC_call_type|$VAC_extension|$VAC_phone_number|$VAC_lead_id|";
        &agi_output;
    }
}
$sthA->finish();
if ( $VACcount > 0 ) {
    $stmtA =
"SELECT user,campaign_id,server_ip,conf_exten FROM vicidial_live_agents where callerid='$callerid';";
    $sthA = $dbhA->prepare($stmtA) or die "preparing: ",        $dbhA->errstr;
    $sthA->execute                 or die "executing: $stmtA ", $dbhA->errstr;
    $VLAcount = $sthA->rows;
    if ( $VLAcount > 0 ) {
        @aryA            = $sthA->fetchrow_array;
        $VLA_user        = $aryA[0];
        $VLA_campaign_id = $aryA[1];
        $VLA_server_ip   = $aryA[2];
        $VLA_conf_exten  = $aryA[3];
    }
    $sthA->finish();
    if ( $VLAcount > 0 ) {
        if ($AGILOG) {
            $agi_string =
"--    Starting Gather Data: |$VLA_user|$VLA_campaign_id|$kickout_attempts|   |$callerid|";
            &agi_output;
        }
        $customer_id_number    = '';
        $variable              = '';
        $confirmation          = 0;
        $confirmation_chances  = 0;
        $collect_digits        = '20';
        $ms_delay              = '8000';
        $variable_entry_prompt = $first_prompt;
        $confirm_entry_prompt  = $you_entered_prompt;

        while (( $confirmation_chances < $kickout_attempts )
            && ( $confirmation < 1 ) )
        {
            $entry_chances = 0;
            while (( $entry_chances < $kickout_attempts )
                && ( length($variable) < 1 ) )
            {
                $entry_chances++;
                &customer_variable_gather;
                $customer_id_number = $variable;
                if (   ( length($customer_id_number) < 1 )
                    || ( length($customer_id_number) > 20 ) )
                {
                    if ($AGILOG) {
                        $agi_string =
"--    CUSTOMER ID GATHER FAIL : |$customer_id_number|";
                        &agi_output;
                    }
                    $audio_file = $invalid_prompt;
                    &play_audio;
                    $variable = '';
                }
            }
            $confirmation_chances++;
            if (   ( length($customer_id_number) > 0 )
                || ( length($customer_id_number) <= 20 ) )
            {
                $audio_file = $confirm_entry_prompt;
                &play_audio;
                $AGI->say_digits("$variable");
                &confirm_entry;
                if ( $ANSWER_confirm > 1 ) { $variable = ''; }
                if ( ( $ANSWER_confirm > 0 ) && ( $ANSWER_confirm < 2 ) ) {
                    $confirmation = 1;
                }
            }
            else {
                if ( $entry_chances >= $kickout_attempts ) {
                    $confirmation_chances = $kickout_attempts;
                }
            }
        }
        if ( $confirmation > 0 ) {
            $stmtA =
"UPDATE vicidial_list set vendor_lead_code='$customer_id_number' where lead_id='$VAC_lead_id';";
            $affected_rows = $dbhA->do($stmtA);
            if ($AGILOG) {
                $agi_string =
"--    Lead record updated: |$affected_rows|   |$callerid|$stmtA|";
                &agi_output;
            }
            $stmtA =
"UPDATE vicidial_live_agents set external_update_fields='1',external_update_fields_data='vendor_lead_code' where user='$VLA_user';";
            $affected_rows = $dbhA->do($stmtA);
            if ($AGILOG) {
                $agi_string =
"--    Agent data update triggered: |$affected_rows|   |$callerid|$stmtA|";
                &agi_output;
            }
        }
        if ( ( $confirmation < 1 ) && ( length($kickout_ingroup) > 0 ) ) {
            $audio_file = $kickout_prompt;
            &play_audio;
            sleep(1);
            $stmtA =
"UPDATE vicidial_live_agents set external_transferconf='LOCAL_CLOSER---$kickout_ingroup' where user='$VLA_user';";
            $affected_rows = $dbhA->do($stmtA);
            if ($AGILOG) {
                $agi_string =
"--    AGI Done, kick-out, sending call to kickout ingroup:  |$affected_rows|   |$callerid|$kickout_ingroup|$stmtA";
                &agi_output;
            }
        }
        else {
            $AGI->stream_file('sip-silence');
            $AGI->stream_file('sip-silence');
            $AGI->stream_file('sip-silence');
            $AGI->stream_file('sip-silence');
            $stmtA =
"UPDATE vicidial_live_agents set external_park='GRAB_IVR_CUSTOMER' where user='$VLA_user';";
            $affected_rows = $dbhA->do($stmtA);
            if ($AGILOG) {
                $agi_string =
"--    AGI Done, sending call back to agent: |$affected_rows|   |$callerid|$stmtA|$VLA_user|";
                &agi_output;
            }
        }
    }
}
else {
    if ($AGILOG) {
        $agi_string =
          "--    Call Not Found in vicidial_auto_calls:  |$callerid|";
        &agi_output;
    }
}
$dbhA->disconnect();
$AGI->stream_file('sip-silence');
if ($AGILOG) {
    $agi_string = "--    Exiting Park Call IVR:  |$callerid|";
    &agi_output;
}
exit;

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 = '';
}

sub checkresult {
    my ($res) = @_;
    my $retval;
    $tests++;
    chomp $res;
    if ( $res =~ /^200/ ) {
        $res =~ /result=(-?\d+)/;
        if ( !length($1) ) {
            $fail++;
        }
        else {
            $pass++;
        }
    }
    else {
        $fail++;
    }
}

sub leading_zero($) {
    $_ = $_[0];
    s/^(\d)$/0$1/;
    s/^(\d\d)$/0$1/;
    return $_;
}    # End of the leading_zero() routine.

sub play_audio {
    if ( $language =~ /es/ ) {
        $file_extension_gsm = '.gsm';
        $file_extension_wav = '.wav';
        $audio_suffix       = '_es';
        if (
            ( -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_gsm") )
            || (
                -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_wav") )
          )
        {
            $donothing = 1;
        }
        else { $audio_suffix = ''; }
    }
    elsif ( $language =~ /fr/ ) {
        $file_extension_gsm = '.gsm';
        $file_extension_wav = '.wav';
        $audio_suffix       = '_fr';
        if (
            ( -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_gsm") )
            || (
                -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_wav") )
          )
        {
            $donothing = 1;
        }
        else { $audio_suffix = ''; }
    }
    else { $audio_suffix = ''; }
    $AGI->stream_file("$audio_file$audio_suffix");
}

sub customer_variable_gather {
    $interrupt_digit = '';
    $audio_file      = "$variable_entry_prompt";
    if ( $language =~ /es/ ) {
        $file_extension_gsm = '.gsm';
        $file_extension_wav = '.wav';
        $audio_suffix       = '_es';
        if (
            ( -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_gsm") )
            || (
                -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_wav") )
          )
        {
            $donothing = 1;
        }
        else { $audio_suffix = ''; }
    }
    elsif ( $language =~ /fr/ ) {
        $file_extension_gsm = '.gsm';
        $file_extension_wav = '.wav';
        $audio_suffix       = '_fr';
        if (
            ( -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_gsm") )
            || (
                -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_wav") )
          )
        {
            $donothing = 1;
        }
        else { $audio_suffix = ''; }
    }
    else { $audio_suffix = ''; }
    $interrupt_digit =
      $AGI->stream_file( "$audio_file$audio_suffix", '0123456789' );
    print STDERR "interrupt_digit |$interrupt_digit|\n";
    $digits_being_entered = 1;
    $PASS_word            = '';
    if ( $interrupt_digit > 0 ) {
        if ( $interrupt_digit == 48 ) { $interrupt_digit = 0; }
        if ( $interrupt_digit == 49 ) { $interrupt_digit = 1; }
        if ( $interrupt_digit == 50 ) { $interrupt_digit = 2; }
        if ( $interrupt_digit == 51 ) { $interrupt_digit = 3; }
        if ( $interrupt_digit == 52 ) { $interrupt_digit = 4; }
        if ( $interrupt_digit == 53 ) { $interrupt_digit = 5; }
        if ( $interrupt_digit == 54 ) { $interrupt_digit = 6; }
        if ( $interrupt_digit == 55 ) { $interrupt_digit = 7; }
        if ( $interrupt_digit == 56 ) { $interrupt_digit = 8; }
        if ( $interrupt_digit == 57 ) { $interrupt_digit = 9; }
        $PASS_word = $interrupt_digit;
    }
    $digit_loop_counter = 0;
    while ( $digits_being_entered > 0 ) {
        $digit = chr( $AGI->wait_for_digit('8000') )
          ;    # wait 8 seconds for input or until the pound key is pressed
        if ( $digit =~ /\d/ ) {
            $PASS_word = "$PASS_word$digit";
            print STDERR "digit |$digit|     PASS_word |$PASS_word|\n";
            undef $digit;
        }
        else {
            $digits_being_entered = 0;
        }
        if ( ( length($PASS_word) ) >= $collect_digits ) {
            $digits_being_entered = 0;
        }
        $digit_loop_counter++;
    }
    $PASS_word =~ s/\D//gi;
    $variable = $PASS_word;
    if ($PASS_word) {
        print STDERR
          "digit |$digit|     PASS_word |$PASS_word| variable |$variable|\n";
    }
    $collect_digits = '99';
}

sub confirm_entry {
    $interrupt_digit = '';
    $audio_file      = "$confirmation_prompt";
    if ( $language =~ /es/ ) {
        $file_extension_gsm = '.gsm';
        $file_extension_wav = '.wav';
        $audio_suffix       = '_es';
        if (
            ( -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_gsm") )
            || (
                -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_wav") )
          )
        {
            $donothing = 1;
        }
        else { $audio_suffix = ''; }
    }
    elsif ( $language =~ /fr/ ) {
        $file_extension_gsm = '.gsm';
        $file_extension_wav = '.wav';
        $audio_suffix       = '_fr';
        if (
            ( -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_gsm") )
            || (
                -e ("$PATHsounds/$audio_file$audio_suffix$file_extension_wav") )
          )
        {
            $donothing = 1;
        }
        else { $audio_suffix = ''; }
    }
    else { $audio_suffix = ''; }
    $interrupt_digit = $AGI->stream_file( "$audio_file$audio_suffix", '12' );
    print STDERR "interrupt_digit |$interrupt_digit|\n";
    $digits_being_entered = 1;
    $ANSWER_confirm       = '';
    if ( $interrupt_digit > 0 ) {
        if ( $interrupt_digit == 48 ) { $interrupt_digit = 0; }
        if ( $interrupt_digit == 49 ) { $interrupt_digit = 1; }
        if ( $interrupt_digit == 50 ) { $interrupt_digit = 2; }
        if ( $interrupt_digit == 51 ) { $interrupt_digit = 3; }
        if ( $interrupt_digit == 52 ) { $interrupt_digit = 4; }
        if ( $interrupt_digit == 53 ) { $interrupt_digit = 5; }
        if ( $interrupt_digit == 54 ) { $interrupt_digit = 6; }
        if ( $interrupt_digit == 55 ) { $interrupt_digit = 7; }
        if ( $interrupt_digit == 56 ) { $interrupt_digit = 8; }
        if ( $interrupt_digit == 57 ) { $interrupt_digit = 9; }
        $ANSWER_confirm = $interrupt_digit;
    }
    if ( length($ANSWER_confirm) < 1 ) {
        $digit_loop_counter = 0;
        while ( ( $digits_being_entered > 0 ) && ( $digit_loop_counter < 1 ) ) {
            $digit = chr( $AGI->wait_for_digit("$ms_delay") )
              ;    # wait 10 seconds for input or until the pound key is pressed
            if ( $digit =~ /\d/ ) {
                $ANSWER_confirm = "$ANSWER_confirm$digit";
                print STDERR
                  "digit |$digit|     ANSWER_confirm |$ANSWER_confirm|\n";
                undef $digit;
            }
            else {
                $digits_being_entered = 0;
            }
            $digit_loop_counter++;
        }
    }
    $ANSWER_confirm =~ s/\D//gi;
    if ($ANSWER_confirm) {
        print STDERR "digit |$digit|     ANSWER_confirm |$ANSWER_confirm|\n";
    }
}