#!/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, set to 0 for no debug messages, lots of output
$DBX = 0;
$full_listen_log      = 0;        # set to 1 to log all output to log file
$run_check            = 1;        # concurrency check
$last_keepalive_epoch = time();
$keepalive_skips      = 0;
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 "  [--test] = test\n";
        print "  [--debug] = verbose debug messages\n";
        print "  [--debugX] = Extra-verbose debug messages\n";
        print "  [--help] = this screen\n";
        print "\n";
        exit;
    }
    else {
        if ( $args =~ /--debug/i ) {
            $DB = 1;    # Debug flag
            print "\n----- DEBUGGING ENABLED -----\n\n";
        }
        if ( $args =~ /--debugX/i ) {
            $DBX = 1;
            print "\n----- SUPER-DUPER DEBUGGING -----\n\n";
        }
        if ( $args =~ /--test/i ) {
            $TEST = 1;
            $T    = 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/ ) { $PATHhome = $line; $PATHhome =~ s/.*=//gi; }
    if ( $line =~ /^PATHlogs/ ) { $PATHlogs = $line; $PATHlogs =~ s/.*=//gi; }
    if ( $line =~ /^PATHagi/ )  { $PATHagi  = $line; $PATHagi  =~ s/.*=//gi; }
    if ( $line =~ /^PATHweb/ )  { $PATHweb  = $line; $PATHweb  =~ s/.*=//gi; }
    if ( $line =~ /^PATHsounds/ ) {
        $PATHsounds = $line;
        $PATHsounds =~ s/.*=//gi;
    }
    if ( $line =~ /^PATHmonitor/ ) {
        $PATHmonitor = $line;
        $PATHmonitor =~ s/.*=//gi;
    }
    if ( $line =~ /^VARserver_ip/ ) {
        $VARserver_ip = $line;
        $VARserver_ip =~ s/.*=//gi;
    }
    if ( $line =~ /^VARDB_server/ ) {
        $VARDB_server = $line;
        $VARDB_server =~ s/.*=//gi;
    }
    if ( $line =~ /^VARDB_database/ ) {
        $VARDB_database = $line;
        $VARDB_database =~ s/.*=//gi;
    }
    if ( $line =~ /^VARDB_user/ ) {
        $VARDB_user = $line;
        $VARDB_user =~ s/.*=//gi;
    }
    if ( $line =~ /^VARDB_pass/ ) {
        $VARDB_pass = $line;
        $VARDB_pass =~ s/.*=//gi;
    }
    if ( $line =~ /^VARDB_port/ ) {
        $VARDB_port = $line;
        $VARDB_port =~ s/.*=//gi;
    }
    $i++;
}
$server_ip = $VARserver_ip;    # Asterisk server IP
if ( !$VARDB_port ) { $VARDB_port = '3306'; }
&get_time_now;
use Time::HiRes ( 'gettimeofday', 'usleep', 'sleep' )
  ;    # necessary to have perl sleep command of less than one second
use DBI;
use Net::Telnet ();
use Switch;
$module    = 'String::Escape qw( backslash unbackslash )';
$bs_loaded = 0;

if ( try_load($module) ) {
    $bs_loaded = 1;
}
$dbhA = DBI->connect( "DBI:mysql:$VARDB_database:$VARDB_server:$VARDB_port",
    "$VARDB_user", "$VARDB_pass" )
  or die "Couldn't connect to database: " . DBI->errstr;
$stmtA =
"SELECT telnet_host,telnet_port,ASTmgrUSERNAME,ASTmgrSECRET,ASTmgrUSERNAMEupdate,ASTmgrUSERNAMElisten,ASTmgrUSERNAMEsend,max_vicidial_trunks,answer_transfer_agent,local_gmt,ext_context,vd_server_logs,asterisk_version FROM servers where server_ip = '$server_ip';";
$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;
    $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];
    $DBvd_server_logs        = $aryA[11];
    $asterisk_version        = $aryA[12];
    if ($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   ( $DBvd_server_logs =~ /Y/ ) { $SYSLOG      = '1'; }
    else                              { $SYSLOG      = '0'; }
}
$sthA->finish();
if ( !$telnet_port ) { $telnet_port = '5038'; }
$event_string = 'LOGGED INTO MYSQL SERVER ON 1 CONNECTION|';
&event_logger;
if ( $run_check > 0 ) {
    my $grepout = `/bin/ps ax | grep $0 | grep -v grep | grep -v '/bin/sh'`;
    my $grepnum = 0;
    $grepnum++ while ( $grepout =~ m/\n/g );
    if ( $grepnum > 2 ) {
        if ($DB) {
            print "I am not alone! Another $0 is running! Exiting...\n";
        }
        $event_string = "I am not alone! Another $0 is running! Exiting...";
        &event_logger;
        exit;
    }
}
$event_string =
"STARTING NEW MANAGER TELNET CONNECTION||ATTEMPT|ONE DAY INTERVAL:$one_day_interval|";
&event_logger;
$max_buffer = 4 * 1024 * 1024;    # 4 meg buffer
$tn         = new Net::Telnet(
    Port                    => $telnet_port,
    Prompt                  => '/\r\n/',
    Output_record_separator => "\n\n",
    Max_buffer_length       => $max_buffer,
    Telnetmode              => 0,
);
$LItelnetlog = "$PATHlogs/listen_telnet_log.txt";    # uncomment for telnet log
if ( length($ASTmgrUSERNAMElisten) > 3 ) {
    $telnet_login = $ASTmgrUSERNAMElisten;
}
else { $telnet_login = $ASTmgrUSERNAME; }
$tn->open("$telnet_host");
$tn->waitfor('/Asterisk Call Manager\//');
$ami_version = $tn->getline( Errmode => Return, Timeout => 1, );
$ami_version =~ s/\n//gi;
print "----- AMI Version $ami_version -----\n";
$tn->print("Action: Login\nUsername: $telnet_login\nSecret: $ASTmgrSECRET");
$tn->waitfor('/Authentication accepted/');           # waitfor auth accepted
$tn->buffer_empty;
$event_string =
"STARTING NEW MANAGER TELNET CONNECTION|$telnet_login|CONFIRMED CONNECTION|AMI Version $ami_version|ONE DAY INTERVAL:$one_day_interval|";
&event_logger;
$loop_time = 1 * 100 * 1000;    # each loop show take 10 hundredths of a second
$sleep_micro_sec       = 0;      # time to actually sleep in micro seconds
$begin_sec             = 0;      # the seconds at the beginning of the loop
$begin_micro_sec       = 0;      # the microseconds at the beginning of the loop
$end_sec               = 0;      # the seconds at the end of the loop
$end_micro_sec         = 0;      # the microseconds at the end of the loop
$sleep_diff            = 0;      # how off the sleep actually was
$last_keep_alive_epoch = time();
$last_partial_keep_alive_epoch = $last_keep_alive_epoch;
$last_event_epoch              = $last_keep_alive_epoch;
$keep_alive_sec                = 30;
$keep_alive_skips              = 0;
$keep_alive_response           = 1;
$keep_alive_no_responses       = 0;
%ast_ver_str                   = parse_asterisk_version($asterisk_version);

if ( ( $ast_ver_str{major} = 1 ) && ( $ast_ver_str{minor} < 13 ) ) {
    print "Asterisk version too low for this script. Exiting.\n\n\n";
    $event_string = "Asterisk version too low for this script. Exiting.";
    &event_logger;
    exit;
}
else {
    $endless_loop = 1;
    while ( $endless_loop > 0 ) {
        $breakout    = 1;
        $record_line = '';
        %event_hash  = ();
        ( $read_input_buf, $match ) =
          $tn->waitfor( Errmode => Return, Timeout => 1, Match => "/\n\n/" );
        chomp($read_input_buf);
        if ( ($DBX) && ($bs_loaded) && ( length($read_input_buf) > 0 ) ) {
            print "|read|" . backslash($read_input_buf) . "|\n";
        }
        if ( ($DBX) && ($bs_loaded) && ( length($read_input_buf) > 0 ) ) {
            print "|match|" . backslash($match) . "|\n";
        }
        $msg = '';
        $msg = $tn->errmsg;
        if ( ( $msg ne '' ) && ( $msg !~ /pattern match timed-out/i ) ) {
            if ( $msg =~ /filehandle isn\'t open/i ) {
                $endless_loop     = 0;
                $one_day_interval = 0;
                print "ERRMSG: |$msg|\n";
                print
"\nAsterisk server shutting down, PROCESS KILLED... EXITING\n\n";
                $event_string =
"Asterisk server shutting down, PROCESS KILLED... EXITING|ONE DAY INTERVAL:$one_day_interval|$msg|";
                &event_logger;
            }
            else {
                print "ERRMSG: |$msg|\n";
            }
        }
        else {
            @lines    = split( /\n/, $read_input_buf );
            $line_log = '';
            foreach my $line (@lines) {
                $line_log .= "$line\n";
                ( $key, $value ) = split( /: /, $line );
                if ( $key ne "" ) {
                    $value =~ s/\n//gi;     # remove new lines
                    $value =~ s/^ +//gi;    # remove leading white space
                    $value =~ s/ +$//gi;    # remove trailing white space
                    $event_hash{"$key"} = $value;
                }
            }
            if ( $full_listen_log > 0 ) {
                $manager_string = "$line_log";
                &manager_output_logger;
            }
        }
        $keep_alive_epoch = time();
        if ( $keep_alive_epoch - $last_partial_keep_alive_epoch >= 1 ) {
            $last_partial_keep_alive_epoch = $keep_alive_epoch;
            if ( $buf_len > ( $max_buffer * 0.9 ) ) {
                if ($DB) {
                    print
"WARNING: BUFFER 90% full!!!! Purging it so we keep running.";
                }
                $manager_string =
                  "WARNING: BUFFER 90% full!!!! Purging it so we keep running.";
                &manager_output_logger;
                $tn->buffer_empty;
            }
            $stmtA =
"SELECT vd_server_logs FROM servers where server_ip = '$server_ip';";
            $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;
                $DBvd_server_logs = $aryA[0];
                if   ( $DBvd_server_logs =~ /Y/ ) { $SYSLOG = '1'; }
                else                              { $SYSLOG = '0'; }
            }
            $sthA->finish();
            if ( -e "$PATHhome/listenmgr.kill" ) {
                unlink("$PATHhome/listenmgr.kill");
                $endless_loop     = 0;
                $one_day_interval = 0;
                print "\nPROCESS KILLED MANUALLY... EXITING\n\n";
            }
            if ( $keep_alive_response == 0 ) {
                $response_wait = $keep_alive_epoch - $last_keep_alive_epoch;
                if ($DB) {
                    print
                      "No response to keep alive in $response_wait seconds.\n";
                }
            }
            if ( $keep_alive_no_responses > 10 ) {
                if ($DB) {
                    print
"$keep_alive_no_responses failed to get a response. Exiting!!!";
                }
                $endless_loop     = 0;
                $one_day_interval = 0;
            }
            &get_time_now;
            if ( $keep_alive_epoch - $last_event_epoch >= $keep_alive_sec ) {
                if ( $keep_alive_epoch - $last_keep_alive_epoch >=
                    $keep_alive_sec )
                {
                    $keep_alive_skips = 0;
                    if ( $keep_alive_response == 0 ) {
                        $keep_alive_no_responses++;
                    }
                    $keep_alive_response = 0;
                    $keep_alive_string   = "Action: Ping";
                    $tn->print($keep_alive_string);
                    $msg         = $tn->errmsg;
                    $buf_ref     = $tn->buffer;
                    $buf_len     = length($$buf_ref);
                    $output_size = @keep_alive_output;

                    if ($DB) {
                        print
"++++++++++++++++sending keepalive |$keep_alive_type|em:$msg|$output_size|$endless_loop|$now_date|$buf_len|$keep_alive_no_responses\n";
                    }
                    if ($DBX) { print "---@keep_alive_output---\n"; }
                    $manager_string =
                      "PROCESS: keepalive length: $output_size|$now_date";
                    &manager_output_logger;
                    $last_keep_alive_epoch = time();
                }
                else {
                    $keep_alive_skips++;
                    $buf_ref = $tn->buffer;
                    $buf_len = length($$buf_ref);
                    if ($DB) {
                        print
"----------------no keepalive transmit necessary ($keep_alive_skips in a row) $endless_loop|$now_date|$buf_len|$keep_alive_no_responses\n";
                    }
                    $manager_string =
"PROCESS: keepalive skip ($keep_alive_skips in a row)|$now_date";
                    &manager_output_logger;
                }
            }
            else {
                if ($DB) {
                    print
"Event recieved within the last $keep_alive_sec seconds. No keep alive needed.\n";
                }
            }
        }
        $event_hash{'AMIVersion'} = $ami_version;
        $event_hash{'ServerIP'}   = $server_ip;
        if ( ($DB) && ( keys %event_hash > 2 ) ) {
            &get_time_now;
            print "\n\n$now_date|EVENT HASH:\n";
            foreach $key ( sort keys %event_hash ) {
                $value = $event_hash{"$key"};
                print "  $key -> $value\n";
            }
            print "\n";
        }
        $retcode = 1;
        if ( exists( $event_hash{"Event"} ) ) {
            $retcode          = handle_event(%event_hash);
            $last_event_epoch = time();
        }
        elsif (( exists( $event_hash{"Response"} ) )
            && ( exists( $event_hash{"Ping"} ) ) )
        {
            $keep_alive_response     = 1;
            $keep_alive_no_responses = 0;
        }
        if ( $retcode == 0 ) {
            $endless_loop     = 0;
            $one_day_interval = 0;
            print
              "\nAsterisk server shutting down, PROCESS KILLED... EXITING\n\n";
            $event_string =
"Asterisk server shutting down, PROCESS KILLED... EXITING|ONE DAY INTERVAL:$one_day_interval|";
            &event_logger;
        }
    }
    usleep( 1 * 100 * 1000 );
}
if ($DB) {
    print
"DONE... Exiting... Goodbye... See you later... Not really, initiating next loop...$one_day_interval left\n";
}
$event_string = 'HANGING UP|';
&event_logger;
@hangup = $tn->cmd(
    String  => "Action: Logoff\n\n",
    Prompt  => "/.*/",
    Errmode => Return,
    Timeout => 1
);
$tn->buffer_empty;
$tn->waitfor( Match => '/Message:.*\n\n/', Timeout => 10 );
$ok           = $tn->close;
$event_string = 'CLOSING DB CONNECTION|';
&event_logger;
$dbhA->disconnect();

if ($DB) {
    print
"DONE... Exiting... Goodbye... See you later... Really I mean it this time\n";
}
exit;

sub validate_cid_name {
    my ($cid_name) = @_;
    if (
        ( $cid_name =~ /DC\d\d\d\d\d\dW\d\d\d\d\d\d\d\d\d\dW/ )
        ||    # 3way transfers
        ( $cid_name =~ /M\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d/ )
        ||    # Manual Dials
        ( $cid_name =~ /V\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d/ )
        ||    # Auto Dials
        ( $cid_name =~ /Y\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d/ )
        ||    # Inbound Calls
        ( $cid_name =~ /^RINGAGENT|^RA_/ )
      )
    {
        return 1;    # if so return 1 for true
    }
    else {
        return 0;    # if not return 0 for false
    }
}

sub get_valid_callid {
    my ( $CallerIDName, $ConnectedLineName ) = @_;
    if ( $CallerIDName =~ /\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S/ ) {
        $CallerIDName =~ s/ .*//gi;
    }
    if ( $ConnectedLineName =~ /\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S\S/ ) {
        $ConnectedLineName =~ s/ .*//gi;
    }
    if (  !( validate_cid_name($CallerIDName) )
        && ( validate_cid_name($ConnectedLineName) ) )
    {
        return $ConnectedLineName;
    }
    else {
        return $CallerIDName;
    }
}

sub handle_event {
    my %event_hash = @_;
    switch ( $event_hash{'Event'} ) {
        case "Shutdown"    { return 0; }
        case "DTMFBegin"   { return handle_dtmf_begin_event(%event_hash); }
        case "DTMFEnd"     { return handle_dtmf_end_event(%event_hash); }
        case "NewCallerid" { return handle_newcid_event(%event_hash); }
        case "Newstate"    { return handle_newstate_event(%event_hash); }
        case "Hangup"      { return handle_hangup_event(%event_hash); }
        case "SIPCriticalTimeout" {
            return handle_sip_crit_timeout_event(%event_hash);
        }
        case "PeerRegistered" {
            return handle_peer_registered_event(%event_hash);
        }
        case "SIPRTPDisconnect" {
            return handle_sip_rtp_disconnect_event(%event_hash);
        }
        case "PeerStatus" { return handle_peer_status_event(%event_hash); }
        else              { return 2; }
    }
}

sub handle_sip_crit_timeout_event {
    my %event_hash = @_;
    if (   ( exists $event_hash{'Type'} )
        && ( exists $event_hash{'CallID'} )
        && ( exists $event_hash{'SeqNo'} )
        && ( exists $event_hash{'Host'} )
        && ( exists $event_hash{'Timeout'} ) )
    {
        my ( $ip, $port ) = split( ':', $event_hash{'Host'} );
        $stmtA =
"INSERT INTO vicidial_peer_event_log SET event_date=NOW(), event_type='CRITICALTIMEOUT', server_ip='$server_ip', host_ip='$ip', port='$port', channel_type='SIP', data='|Type=$event_hash{'Type'}|CallID=$event_hash{'CallID'}|SeqNo=$event_hash{'SeqNo'}|Timeout=$event_hash{'Timeout'}|'";
        if ($DB) { print STDERR "|$stmtA|"; }
        my $affected_rows = $dbhA->do($stmtA);
        if ($DB) { print STDERR "$affected_rows|\n"; }
        return 1;
    }
    else {
        print STDERR
"SIPCriticalTimeout event does not have a Type, CallID, SeqNo, Host, or Timeout ?!!!\n";
        return 3;
    }
}

sub handle_peer_registered_event {
    my %event_hash = @_;
    if (   ( exists $event_hash{'ChannelType'} )
        && ( exists $event_hash{'Peer'} )
        && ( exists $event_hash{'Host'} ) )
    {
        my ( $ip,   $port )            = split( ':', $event_hash{'Host'} );
        my ( $type, $phone_extension ) = split( '/', $event_hash{'Peer'} );
        $stmtA =
"INSERT INTO vicidial_peer_event_log SET event_date=NOW(6), event_type='REGISTERED', server_ip='$server_ip', host_ip='$ip', port='$port', channel_type='$event_hash{'ChannelType'}', peer='$event_hash{'Peer'}'";
        if ($DB) { print STDERR "|$stmtA|"; }
        my $affected_rows = $dbhA->do($stmtA);
        if ($DB) { print STDERR "$affected_rows|\n"; }
        $stmtA =
"UPDATE phones set phone_ip='$ip' where server_ip='$server_ip' and extension='$phone_extension' and protocol='$event_hash{'ChannelType'}';";
        if ($DB) { print STDERR "|$stmtA|\n"; }
        my $affected_rows = $dbhA->do($stmtA);
        if ($DB) { print "|$affected_rows phones updated|\n"; }
        return 1;
    }
    else {
        print STDERR
"PeerRegistered event does not have a ChannelType, Peer, or Host ?!!!\n";
        return 3;
    }
}

sub handle_sip_rtp_disconnect_event {
    my %event_hash = @_;
    if (   ( exists $event_hash{'Channel'} )
        && ( exists $event_hash{'RTPLastRX'} ) )
    {
        my ( $type, $phone_extension ) = split( '/', $event_hash{'Channel'} );
        $stmtA =
"INSERT INTO vicidial_peer_event_log SET event_date=NOW(6), event_type='RTPDISCONNECT', server_ip='$server_ip', channel_type='$type', channel='$event_hash{'Channel'}', data='|RTPLastRX=$event_hash{'RTPLastRX'}|'";
        if ($DB) { print STDERR "|$stmtA|"; }
        my $affected_rows = $dbhA->do($stmtA);
        if ($DB) { print STDERR "$affected_rows|\n"; }
        return 1;
    }
    else {
        print STDERR
          "SIPRTPDisconnect event does not have a Channel or RTPLastRX ?!!!\n";
        return 3;
    }
}

sub handle_peer_status_event {
    my %event_hash = @_;
    if (   ( exists $event_hash{'ChannelType'} )
        && ( exists $event_hash{'PeerStatus'} )
        && ( exists $event_hash{'Peer'} ) )
    {
        my ( $type, $phone_extension ) = split( '/', $event_hash{'Peer'} );
        my $data = '|';
        if ( exists( $event_hash{'PingTime'} ) ) {
            $data .= "PingTime=$event_hash{'PingTime'}|";
        }
        if ( exists( $event_hash{'Time'} ) ) {
            $data .= "Time=$event_hash{'Time'}|";
        }
        if ( exists( $event_hash{'MaxPing'} ) ) {
            $data .= "MaxPing=$event_hash{'MaxPing'}|";
        }
        $stmtA =
"INSERT INTO vicidial_peer_event_log SET event_date=NOW(6), event_type='$event_hash{'PeerStatus'}', server_ip='$server_ip', channel_type='$event_hash{'ChannelType'}', peer='$event_hash{'Peer'}', data='$data'";
        if ($DB) { print STDERR "|$stmtA|"; }
        my $affected_rows = $dbhA->do($stmtA);
        if ($DB) { print STDERR "$affected_rows|\n"; }
        if ( exists( $event_hash{'PingTime'} ) ) {
            $stmtA =
"UPDATE phones set peer_status = '$event_hash{'PeerStatus'}', ping_time = '$event_hash{'PingTime'}' where server_ip='$server_ip' and extension='$phone_extension' and protocol='$event_hash{'ChannelType'}';";
        }
        else {
            $stmtA =
"UPDATE phones set peer_status = '$event_hash{'PeerStatus'}' where server_ip='$server_ip' and extension='$phone_extension' and protocol='$event_hash{'ChannelType'}';";
        }
        if ($DB) { print STDERR "|$stmtA|\n"; }
        my $affected_rows = $dbhA->do($stmtA);
        if ($DB) { print "|$affected_rows phones updated|\n"; }
        return 1;
    }
    else {
        print STDERR
"PeerStatus event does not have a ChannelType, PeerStatus, Peer, or Time ?!!!\n";
        return 3;
    }
}

sub handle_hangup_event {
    my %event_hash = @_;
    if (   ( exists $event_hash{'Channel'} )
        && ( exists $event_hash{'Uniqueid'} )
        && ( exists $event_hash{'CallerIDName'} )
        && ( exists $event_hash{'ConnectedLineName'} ) )
    {
        $call_id = get_valid_callid( $event_hash{'CallerIDName'},
            $event_hash{'ConnectedLineName'} );
        if (   ( $event_hash{'Channel'} !~ /local/i )
            && ( $event_hash{'Channel'} !~ /cxfer/i ) )
        {
            $stmtA =
"UPDATE vicidial_manager set status='DEAD', channel='$event_hash{'Channel'}' where server_ip = '$server_ip' and uniqueid = '$event_hash{'Uniqueid'}' and cmd_line_d!='Exten: 8309' and cmd_line_d!='Exten: 8310';";
            if ($DB) { print STDERR "|$stmtA|\n"; }
            my $affected_rows = $dbhA->do($stmtA);
            if ($DB) { print "|$affected_rows HANGUPS updated|\n"; }
            return 1;
        }
        else {
            if ($DB) {
                print STDERR
"Ignoring CXFER Local Hangup: |$event_hash{'Channel'}|$server_ip|$event_hash{'Uniqueid'}|$callid|\n";
            }
            return 1;
        }
    }
    else {
        print STDERR
"Hangup event does not have a Channel, Uniqueid, or CallerIDName ?!!!\n";
        return 3;
    }
}

sub handle_newstate_event {
    my %event_hash = @_;
    if (   ( exists $event_hash{'Channel'} )
        && ( exists $event_hash{'Uniqueid'} )
        && ( exists $event_hash{'CallerIDName'} )
        && ( exists $event_hash{'ChannelStateDesc'} )
        && ( exists $event_hash{'ConnectedLineName'} ) )
    {
        $call_id = get_valid_callid( $event_hash{'CallerIDName'},
            $event_hash{'ConnectedLineName'} );
        if ( $event_hash{'ChannelStateDesc'} =~ /Dialing/ ) {
            $stmtA =
"UPDATE vicidial_manager set status='SENT', channel='$event_hash{'Channel'}', uniqueid = '$event_hash{'Uniqueid'}' where server_ip = '$event_hash{'ServerIP'}' and callerid = '$call_id'";
            if ($DB) { print STDERR "|$stmtA|\n"; }
            my $affected_rows = $dbhA->do($stmtA);
            if ($DB) { print "|$affected_rows DIALINGs updated|\n"; }
        }
        elsif ( $event_hash{'ChannelStateDesc'} =~ /Ringing|Up/ ) {
            $stmtA =
"UPDATE vicidial_manager set status='UPDATED', channel='$event_hash{'Channel'}', uniqueid = '$event_hash{'Uniqueid'}' where server_ip = '$event_hash{'ServerIP'}' and callerid = '$call_id' and status != 'NEW'";
            if ($DB) { print STDERR "|$stmtA|\n"; }
            if ( $event_hash{'Channel'} !~ /local/i ) {
                if ($DB) {
                    print STDERR
"|$event_hash{'Channel'}|NON LOCAL CHANNEL >>>> EXECUTING ABOVE STATMENT|\n";
                }
                my $affected_rows = $dbhA->do($stmtA);
                if ($DB) { print "|$affected_rows RINGINGs updated|\n"; }
            }
            else {
                if ($DB) {
                    print STDERR
"|$event_hash{'Channel'}|LOCAL CHANNEL >>>> ABOVE STATMENT IGNORED|\n";
                }
            }
        }
        else {
            if ($DBX) {
                print
"Channel State $event_hash{'ChannelStateDesc'} not Dialing, Ringing, or Up. Ignoring.";
            }
        }
        return 1;
    }
    else {
        print STDERR
"Newstate event does not have a Channel, Uniqueid, ChannelStateDesc, ConnectedLineName, or CallerIDName ?!!!\n";
        return 3;
    }
}

sub handle_newcid_event {
    my %event_hash = @_;
    if (   ( exists $event_hash{'Channel'} )
        && ( exists $event_hash{'Uniqueid'} )
        && ( exists $event_hash{'CallerIDName'} )
        && ( exists $event_hash{'ConnectedLineName'} ) )
    {
        $call_id = get_valid_callid( $event_hash{'CallerIDName'},
            $event_hash{'ConnectedLineName'} );
        $stmtA =
"UPDATE vicidial_manager set status='UPDATED', channel='$event_hash{'Channel'}', uniqueid = '$event_hash{'Uniqueid'}' where server_ip = '$event_hash{'ServerIP'}' and callerid = '$call_id'";
        if ( $event_hash{'Channel'} =~ /local/i ) {
            if ($DB) { print STDERR "|$stmtA|\n"; }
            my $affected_rows = $dbhA->do($stmtA);
            if ($DB) { print "|$affected_rows RINGINGs updated|\n"; }
        }
        return 1;
    }
    else {
        print STDERR
"NewCallerid event does not have a Channel, Uniqueid, ConnectedLineName, or CallerIDName ?!!!\n";
        return 3;
    }
}

sub handle_dtmf_begin_event {
    my %event_hash = @_;
    if (   ( exists $event_hash{'Channel'} )
        && ( exists $event_hash{'Uniqueid'} )
        && ( exists $event_hash{'Direction'} )
        && ( exists $event_hash{'Digit'} )
        && ( exists $event_hash{'CallerIDName'} )
        && ( exists $event_hash{'ConnectedLineName'} ) )
    {
        $call_id = get_valid_callid( $event_hash{'CallerIDName'},
            $event_hash{'ConnectedLineName'} );
        $stmtA =
"INSERT INTO vicidial_dtmf_log SET dtmf_time=NOW(),channel='$event_hash{'Channel'}',server_ip='$event_hash{'ServerIP'}',uniqueid='$event_hash{'Uniqueid'}',digit='$event_hash{'Digit'}',direction='$event_hash{'Direction'}',state='Begin'";
        if ($DB) { print STDERR "|$stmtA|\n"; }
        my $affected_rows = $dbhA->do($stmtA);
        ( $s_hires, $usec ) =
          gettimeofday();    # get seconds and microseconds since the epoch
        $usec   = sprintf( "%06s", $usec );
        $HRmsec = substr( $usec, -6 );
        (
            $HRsec,  $HRmin,  $HRhour, $HRmday, $HRmon,
            $HRyear, $HRwday, $HRyday, $HRisdst
        ) = localtime($s_hires);
        $HRyear = ( $HRyear + 1900 );
        $HRmon++;
        if ( $HRmon < 10 )  { $HRmon   = "0$HRmon"; }
        if ( $HRmday < 10 ) { $HRmday  = "0$HRmday"; }
        if ( $HRhour < 10 ) { $HRFhour = "0$HRhour"; }
        if ( $HRmin < 10 )  { $HRmin   = "0$HRmin"; }
        if ( $HRsec < 10 )  { $HRsec   = "0$HRsec"; }
        $HRnow_date = "$HRyear-$HRmon-$HRmday $HRhour:$HRmin:$HRsec.$HRmsec";

        if ($DB) {
            print
"|$affected_rows vicidial_dtmf inserted|$HRnow_date|$s_hires|$usec|\n";
        }
        $dtmf_string =
"$HRnow_date|$s_hires|$usec|$event_hash{'Channel'}|$event_hash{'Uniqueid'}|$event_hash{'Digit'}|$event_hash{'Direction'}|Begin|$event_hash{'CallerIDName'}";
        &dtmf_logger;
        return 1;
    }
    else {
        print STDERR
"DTMFBegin event does not have a Channel, Uniqueid, Direction, Digit, ConnectedLineName, or CallerIDName ?!!!\n";
        return 3;
    }
}

sub handle_dtmf_end_event {
    my %event_hash = @_;
    if (   ( exists $event_hash{'Channel'} )
        && ( exists $event_hash{'Uniqueid'} )
        && ( exists $event_hash{'Direction'} )
        && ( exists $event_hash{'Digit'} )
        && ( exists $event_hash{'CallerIDName'} )
        && ( exists $event_hash{'ConnectedLineName'} ) )
    {
        $call_id = get_valid_callid( $event_hash{'CallerIDName'},
            $event_hash{'ConnectedLineName'} );
        $stmtA =
"INSERT INTO vicidial_dtmf_log SET dtmf_time=NOW(),channel='$event_hash{'Channel'}',server_ip='$event_hash{'ServerIP'}',uniqueid='$event_hash{'Uniqueid'}',digit='$event_hash{'Digit'}',direction='$event_hash{'Direction'}',state='End'";
        if ($DB) { print STDERR "|$stmtA|\n"; }
        my $affected_rows = $dbhA->do($stmtA);
        ( $s_hires, $usec ) =
          gettimeofday();    # get seconds and microseconds since the epoch
        $usec   = sprintf( "%06s", $usec );
        $HRmsec = substr( $usec, -6 );
        (
            $HRsec,  $HRmin,  $HRhour, $HRmday, $HRmon,
            $HRyear, $HRwday, $HRyday, $HRisdst
        ) = localtime($s_hires);
        $HRyear = ( $HRyear + 1900 );
        $HRmon++;
        if ( $HRmon < 10 )  { $HRmon   = "0$HRmon"; }
        if ( $HRmday < 10 ) { $HRmday  = "0$HRmday"; }
        if ( $HRhour < 10 ) { $HRFhour = "0$HRhour"; }
        if ( $HRmin < 10 )  { $HRmin   = "0$HRmin"; }
        if ( $HRsec < 10 )  { $HRsec   = "0$HRsec"; }
        $HRnow_date = "$HRyear-$HRmon-$HRmday $HRhour:$HRmin:$HRsec.$HRmsec";

        if ($DB) {
            print
"|$affected_rows vicidial_dtmf inserted|$HRnow_date|$s_hires|$usec|\n";
        }
        $dtmf_string =
"$HRnow_date|$s_hires|$usec|$event_hash{'Channel'}|$event_hash{'Uniqueid'}|$event_hash{'Digit'}|$event_hash{'Direction'}|End|$event_hash{'CallerIDName'}";
        &dtmf_logger;
        return 1;
    }
    else {
        print STDERR
"DTMFEnd event does not have a Channel, Uniqueid, Direction, Digit, ConnectedLineName, or CallerIDName ?!!!\n";
        return 3;
    }
}

sub get_time_now #get the current date and time and epoch for logging call lengths and datetimes
{
    ( $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";
    $action_log_date = "$year-$mon-$mday";
}

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

sub manager_output_logger {
    if ($SYSLOG) {
        open( MOout, ">>$PATHlogs/listen.$action_log_date" )
          || die "Can't open $PATHlogs/listen.$action_log_date: $!\n";
        print MOout "$now_date|$manager_string|\n";
        close(MOout);
    }
}

sub dtmf_logger {
    if ($SYSLOG) {
        open( Dout, ">>$PATHlogs/dtmf.$action_log_date" )
          || die "Can't open $PATHlogs/dtmf.$action_log_date: $!\n";
        print Dout "|$dtmf_string|\n";
        close(Dout);
    }
}

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 try_load {
    my $mod = shift;
    eval("use $mod");
    if ($@) {
        return (0);
    }
    else {
        return (1);
    }
}