#!/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!
# * ======================================== */
$DB       = 0;          # Debug flag
$DBX      = 0;          # Extra Debug flag
$US       = '__';
$MT[0]    = '';
$loops    = '100000';
$CLIdelay = '3';
if ( length( $ARGV[0] ) > 1 ) {
    $i = 0;
    while ( $#ARGV >= $i ) {
        $args = "$args $ARGV[$i]";
        $i++;
    }
    if ( $args =~ /--help/i ) {
        print "allowed run time options:\n";
        print "  [--delay=X] = number of seconds between runs, default = 3\n";
        print "  [-t] = test\n";
        print "  [--debug] = verbose debug messages\n";
        print "  [--debugX] = extra verbose debug messages\n";
        print "\n";
        exit;
    }
    else {
        if ( $args =~ /-debug/i ) {
            $DB = 1;    # Debug flag
            print "-- DEBUGGING ENABLED --\n\n";
        }
        if ( $args =~ /-debugX/i ) {
            $DBX = 1;    # Extra Debug flag
            print "-- DEBUGGING ENABLED --\n\n";
        }
        if ( $args =~ /--delay=/i )    # CLI defined delay
        {
            @CLIvarARY = split( /--delay=/, $args );
            @CLIvarARX = split( / /,        $CLIvarARY[1] );
            if ( length( $CLIvarARX[0] ) > 0 ) {
                $CLIdelay = $CLIvarARX[0];
                $CLIdelay =~ s/\/$| |\r|\n|\t//gi;
                $CLIdelay =~ s/\D//gi;
                if ( $DB > 0 ) { print "Delay set to $CLIdelay\n"; }
            }
            @CLIvarARY = @MT;
            @CLIvarARY = @MT;
        }
        if ( $args =~ /-t/i ) {
            $TEST = 1;
            $T    = 1;
        }
    }
}
else {
}
if ( ( $CLIdelay < 1 ) || ( length($CLIdelay) < 1 ) ) { $CLIdelay = '1'; }
$PATHconf = '/etc/astguiclient.conf';
open( conf, "$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++;
}
$server_ip = $VARserver_ip;    # Asterisk server IP
if ( !$VARDB_port ) { $VARDB_port = '3306'; }
use Time::HiRes ( 'gettimeofday', 'usleep', 'sleep' )
  ;    # necessary to have perl sleep command of less than one second
use DBI;
use Net::Telnet ();
$dbhA = DBI->connect( "DBI:mysql:$VARDB_database:$VARDB_server:$VARDB_port",
    "$VARDB_user", "$VARDB_pass" )
  or die "Couldn't connect to database: " . DBI->errstr;
$stmtA =
"SELECT telnet_host,telnet_port,ASTmgrUSERNAME,ASTmgrSECRET,ASTmgrUSERNAMEupdate,ASTmgrUSERNAMElisten,ASTmgrUSERNAMEsend,max_vicidial_trunks,answer_transfer_agent,local_gmt,ext_context,vicidial_recording_limit,asterisk_version,vd_server_logs FROM servers where server_ip = '$server_ip';";
if ($DB) { print "|$stmtA|\n"; }
$sthA = $dbhA->prepare($stmtA) or die "preparing: ",        $dbhA->errstr;
$sthA->execute                 or die "executing: $stmtA ", $dbhA->errstr;
$sthArows  = $sthA->rows;
$rec_count = 0;

if ( $sthArows > 0 ) {
    @aryA                     = $sthA->fetchrow_array;
    $DBtelnet_host            = $aryA[0];
    $DBtelnet_port            = $aryA[1];
    $DBASTmgrUSERNAME         = $aryA[2];
    $DBASTmgrSECRET           = $aryA[3];
    $DBASTmgrUSERNAMEupdate   = $aryA[4];
    $DBASTmgrUSERNAMElisten   = $aryA[5];
    $DBASTmgrUSERNAMEsend     = $aryA[6];
    $DBmax_vicidial_trunks    = $aryA[7];
    $DBanswer_transfer_agent  = $aryA[8];
    $DBSERVER_GMT             = $aryA[9];
    $DBext_context            = $aryA[10];
    $vicidial_recording_limit = $aryA[11];
    $asterisk_version         = $aryA[12];
    $DBvd_server_logs         = $aryA[13];
    if ($DBtelnet_host)    { $telnet_host    = $DBtelnet_host; }
    if ($DBtelnet_port)    { $telnet_port    = $DBtelnet_port; }
    if ($DBASTmgrUSERNAME) { $ASTmgrUSERNAME = $DBASTmgrUSERNAME; }
    if ($DBASTmgrSECRET)   { $ASTmgrSECRET   = $DBASTmgrSECRET; }

    if ($DBASTmgrUSERNAMEupdate) {
        $ASTmgrUSERNAMEupdate = $DBASTmgrUSERNAMEupdate;
    }
    if ($DBASTmgrUSERNAMElisten) {
        $ASTmgrUSERNAMElisten = $DBASTmgrUSERNAMElisten;
    }
    if ($DBASTmgrUSERNAMEsend) { $ASTmgrUSERNAMEsend = $DBASTmgrUSERNAMEsend; }
    if ($DBmax_vicidial_trunks) {
        $max_vicidial_trunks = $DBmax_vicidial_trunks;
    }
    if ($DBanswer_transfer_agent) {
        $answer_transfer_agent = $DBanswer_transfer_agent;
    }
    if   ($DBSERVER_GMT)                    { $SERVER_GMT  = $DBSERVER_GMT; }
    if   ($DBext_context)                   { $ext_context = $DBext_context; }
    if   ( $vicidial_recording_limit < 60 ) { $vicidial_recording_limit = 60; }
    if   ( $DBvd_server_logs =~ /Y/ )       { $SYSLOG                   = '1'; }
    else                                    { $SYSLOG                   = '0'; }
}
$sthA->finish();
%ast_ver_str = parse_asterisk_version($asterisk_version);
$command_end = "\n\n";
if ( ( $ast_ver_str{major} = 1 ) && ( $ast_ver_str{minor} >= 13 ) ) {
    $command_end = '';
}
if ( !$telnet_port )                   { $telnet_port  = '5038'; }
if ( length($ASTmgrUSERNAMEsend) > 3 ) { $telnet_login = $ASTmgrUSERNAMEsend; }
else                                   { $telnet_login = $ASTmgrUSERNAME; }
( $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"; }
if ( !$CONFLOGfile ) { $CONFLOGfile = "$PATHlogs/3way_conf.$year-$mon-$mday"; }
$event_string =
  "AST_conf_update_3way.pl script starting: $year-$mon-$mday $hour:$min:$sec";
&event_logger;
$loop_counter = 0;

while ( $loops > $loop_counter ) {
    ( $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";
    $current_hourmin = "$hour$min";
    $secX            = time();
    $TDtarget        = ( $secX - ( $vicidial_recording_limit * 60 ) );
    ( $Tsec, $Tmin, $Thour, $Tmday, $Tmon, $Tyear, $Twday, $Tyday, $Tisdst ) =
      localtime($TDtarget);
    $Tyear = ( $Tyear + 1900 );
    $Tmon++;
    if ( $Tmon < 10 )  { $Tmon  = "0$Tmon"; }
    if ( $Tmday < 10 ) { $Tmday = "0$Tmday"; }
    if ( $Thour < 10 ) { $Thour = "0$Thour"; }
    if ( $Tmin < 10 )  { $Tmin  = "0$Tmin"; }
    if ( $Tsec < 10 )  { $Tsec  = "0$Tsec"; }
    $TDSQLdate      = "$Tyear-$Tmon-$Tmday $Thour:$Tmin:$Tsec";
    $TDrand         = int( rand(99) ) + 100;
    $TDnum          = "$Tmon$Tmday$Thour$Tmin$Tsec$TDrand";
    $TDinc          = 1;
    @PTextensions   = @MT;
    @PT_conf_extens = @MT;
    @PTmessages     = @MT;
    @PTold_messages = @MT;
    @NEW_messages   = @MT;
    @OLD_messages   = @MT;
    $stmtA =
"SELECT extension,conf_exten from vicidial_conferences where server_ip='$server_ip' and leave_3way='1';";
    $sthA = $dbhA->prepare($stmtA) or die "preparing: ",        $dbhA->errstr;
    $sthA->execute                 or die "executing: $stmtA ", $dbhA->errstr;
    $sthArows     = $sthA->rows;
    $event_string = "$loop_counter|$sthArows|$stmtA";
    &event_logger;
    $rec_count = 0;

    while ( $sthArows > $rec_count ) {
        @aryA                       = $sthA->fetchrow_array;
        $PTextensions[$rec_count]   = $aryA[0];
        $PT_conf_extens[$rec_count] = $aryA[1];
        $event_string =
          "$PT_conf_extens[$rec_count]|$PTextensions[$rec_count]|";
        &event_logger;
        $rec_count++;
    }
    $sthA->finish();
    if ( $rec_count > 0 ) {
        $max_buffer      = 4 * 1024 * 1024;    # 4 meg buffer
        $t               = '';
        $telnet_log_file = '';
        if ($DBX) {
            $telnet_log_file = "$PATHlogs/AST_conf_telnet_log.$now_date_epoch";
            print "$telnet_log_file\n";
            $t = new Net::Telnet(
                Port                    => $telnet_port,
                Prompt                  => '/\r\n/',
                Output_record_separator => "\n\n",
                Max_buffer_length       => $max_buffer,
                Telnetmode              => 0,
                Dump_log                => $telnet_log_file
            );
        }
        else {
            $t = new Net::Telnet(
                Port                    => $telnet_port,
                Prompt                  => '/\r\n/',
                Output_record_separator => "\n\n",
                Max_buffer_length       => $max_buffer,
                Telnetmode              => 0,
            );
        }
        if ( length($ASTmgrUSERNAMEsend) > 3 ) {
            $telnet_login = $ASTmgrUSERNAMEsend;
        }
        else { $telnet_login = $ASTmgrUSERNAME; }
        $t->open("$telnet_host");
        $t->waitfor('/Asterisk Call Manager\//');
        $ami_version = $t->getline( Errmode => Return, Timeout => 1, );
        $ami_version =~ s/\n//gi;
        if ($DB) { print "----- AMI Version $ami_version -----\n"; }
        $t->print(
            "Action: Login\nUsername: $telnet_login\nSecret: $ASTmgrSECRET");
        $t->waitfor('/Authentication accepted/');    # waitfor auth accepted
        $t->buffer_empty;
        $i = 0;

        foreach (@PTextensions) {
            @list_channels = @MT;
            $t->buffer_empty;
            if ( $ami_version =~ /^1\./i ) {
                $COMMAND =
"Action: Command\nCommand: Meetme list $PT_conf_extens[$i]\n\nAction: Ping$command_end";
                $event_string = "|$PT_conf_extens[$i]|$COMMAND|";
                &event_logger;
                %ast_ver_str = parse_asterisk_version($asterisk_version);
                if (   ( $ast_ver_str{major} = 1 )
                    && ( $ast_ver_str{minor} < 6 ) )
                {
                    @list_channels = $t->cmd(
                        String => "$COMMAND",
                        Prompt => '/Response: Pong.*/'
                    );
                }
                else {
                    @list_channels = $t->cmd(
                        String => "$COMMAND",
                        Prompt => '/Response: Success\nPing: Pong.*/'
                    );
                }
            }
            elsif ( $ami_version =~ /^2\./i ) {
                ( $now_sec, $now_micro_sec ) = gettimeofday();
                $now_micro_epoch   = $now_sec * 1000000;
                $now_micro_epoch   = $now_micro_epoch + $now_micro_sec;
                $begin_micro_epoch = $now_micro_epoch;
                $action_id         = "$now_sec.$now_micro_sec";
                $COMMAND =
"Action: Command\nActionID:$action_id\nCommand: Meetme list $PT_conf_extens[$i]";
                $event_string = "|$PT_conf_extens[$i]|$COMMAND|";
                &event_logger;
                @list_channels = $t->cmd(
                    String => "$COMMAND",
                    Prompt => '/--END COMMAND--\n\n/'
                );
            }
            $j              = 0;
            $conf_empty[$i] = 0;
            $conf_users[$i] = '';
            foreach (@list_channels) {
                $event_string = "|$list_channels[$j]|";
                &event_logger;
                if ( $list_channels[$j] =~
/No active conferences|No active MeetMe conferences|No such conference/i
                  )
                {
                    $conf_empty[$i]++;
                }
                if ( $list_channels[$j] =~ /1 users in that conference/i ) {
                    $conf_empty[$i]++;
                }
                $j++;
            }
            $event_string =
"Meetme list $PT_conf_extens[$i]-  Exten:|$PTextensions[$i]| Empty:|$conf_empty[$i]|";
            &event_logger;
            if ( !$conf_empty[$i] ) {
                $event_string =
"CONFERENCE STILL HAS PARTICIPANTS, DOING NOTHING FOR THIS CONFERENCE";
                &event_logger;
                if ( $PTextensions[$i] =~ /Xtimeout\d$/i ) {
                    $PTextensions[$i] =~ s/Xtimeout\d$//gi;
                    $stmtA =
"UPDATE vicidial_conferences set extension='$PTextensions[$i]' where server_ip='$server_ip' and conf_exten='$PT_conf_extens[$i]';";
                    $affected_rows = $dbhA->do($stmtA)
                      ;    #  or die  "Couldn't execute query:|$stmtA|\n";
                    $event_string = "|$affected_rows|$stmtA|";
                    &event_logger;
                }
            }
            else {
                $NEWexten[$i] = $PTextensions[$i];
                $leave_3waySQL = '1';
                if ( $PTextensions[$i] =~ /Xtimeout2$/i ) {
                    $NEWexten[$i] =~ s/Xtimeout2$/Xtimeout1/gi;
                }
                if ( $PTextensions[$i] =~ /Xtimeout1$/i ) {
                    $NEWexten[$i] = '';
                    $leave_3waySQL = '0';
                }
                if (    ( $PTextensions[$i] !~ /Xtimeout\d$/i )
                    and ( length( $PTextensions[$i] ) > 0 ) )
                {
                    $NEWexten[$i] .= 'Xtimeout2';
                }
                if ( $NEWexten[$i] =~ /Xtimeout1$/i ) {
                    $local_DEF = 'Local/5555';
                    $local_AMP = '@';
                    $kick_local_channel =
                      "$local_DEF$PT_conf_extens[$i]$local_AMP$ext_context";
                    $padTDinc = sprintf( "%03s", $TDinc );
                    while ( length($padTDinc) > 3 ) { chop($padTDinc); }
                    $queryCID = "ULGC$padTDinc$TDnum";
                    $stmtA =
"INSERT INTO vicidial_manager values('','','$now_date','NEW','N','$server_ip','','Originate','$queryCID','Channel: $kick_local_channel','Context: $ext_context','Exten: 8300','Priority: 1','Callerid: $queryCID','','','','','');";
                    $affected_rows = $dbhA->do($stmtA)
                      ;    #  or die  "Couldn't execute query:|$stmtA|\n";
                    $event_string = "|$affected_rows|$stmtA|";
                    &event_logger;
                    $TDinc++;
                }
                $stmtA =
"UPDATE vicidial_conferences set extension='$NEWexten[$i]',leave_3way='$leave_3waySQL' where server_ip='$server_ip' and conf_exten='$PT_conf_extens[$i]';";
                $affected_rows = $dbhA->do($stmtA)
                  ;    #  or die  "Couldn't execute query:|$stmtA|\n";
                $event_string = "|$affected_rows|$stmtA|";
                &event_logger;
                usleep( 1 * 100 * 1000 );
            }
            $i++;
        }
        $t->buffer_empty;
        @hangup =
          $t->cmd( String => "Action: Logoff$command_end", Prompt => "/.*/" );
        $t->buffer_empty;
        $t->waitfor( Match => '/Message:.*\n\n/', Timeout => 10 );
        $ok = $t->close;
        if ($DBX) {
            open( FILE, '<', "$telnet_log_file" )
              or die "could not open the log file\n";
            print <FILE>;
            close(FILE);
            unlink($telnet_log_file)
              or die "Can't delete $telnet_log_file: $!\n";
        }
    }
    sleep($CLIdelay);
    $loop_counter++;
    $timeclock_end_of_day_NOW = 0;
    $stmtA =
"SELECT count(*) from system_settings where timeclock_end_of_day LIKE \"%$current_hourmin%\";";
    $event_string = "|$stmtA|";
    &event_logger;
    $sthA = $dbhA->prepare($stmtA) or die "preparing: ",        $dbhA->errstr;
    $sthA->execute                 or die "executing: $stmtA ", $dbhA->errstr;
    $sthArows = $sthA->rows;

    if ( $sthArows > 0 ) {
        @aryA                     = $sthA->fetchrow_array;
        $timeclock_end_of_day_NOW = $aryA[0];
    }
    $sthA->finish();
    if ( $timeclock_end_of_day_NOW > 0 ) {
        $event_string =
"End of Day, shutting down this script in 10 seconds, script will resume in 60 seconds...";
        $event_string = "$event_string\n\n";
        &event_logger;
        sleep(10);
        $loop_counter = 9999999;
    }
}
$dbhA->disconnect();
$event_string = "DONE... Exiting... Goodbye... See you later... \n";
&event_logger;
exit;

sub parse_asterisk_version {
    my $ast_ver_str     = $_[0];
    my @hyphen_parts    = split( /-/, $ast_ver_str );
    my $ast_ver_postfix = $hyphen_parts[1];
    my @dot_parts       = split( /\./, $hyphen_parts[0] );
    my %ast_ver_hash;
    if ( $dot_parts[0] <= 1 ) {
        %ast_ver_hash = (
            "major"    => $dot_parts[0],
            "minor"    => $dot_parts[1],
            "build"    => $dot_parts[2],
            "revision" => $dot_parts[3],
            "postfix"  => $ast_ver_postfix
        );
    }
    if ( $dot_parts[0] > 1 ) {
        %ast_ver_hash = (
            "major"    => 1,
            "minor"    => $dot_parts[0],
            "build"    => $dot_parts[1],
            "revision" => $dot_parts[2],
            "postfix"  => $ast_ver_postfix
        );
    }
    return (%ast_ver_hash);
}

sub event_logger {
    if ($DB) { print "$now_date|$event_string|\n"; }
    if ($SYSLOG) {
        open( Lout, ">>$CONFLOGfile" )
          || die "Can't open $CONFLOGfile: $!\n";
        print Lout "$now_date|$event_string|\n";
        close(Lout);
    }
    $event_string = '';
}