freeswitch/libs/esl/perl/ESL/Dispatch.pm
2014-04-17 20:19:39 -05:00

110 lines
2.5 KiB
Perl

package ESL::Dispatch;
use Data::Dumper;
require ESL;
require Exporter;
use AutoLoader ();
use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS $AUTOLOAD);
$VERSION = "1.0";
@ISA = qw(Exporter DynaLoader);
sub init($;$) {
my $proto = shift;
my $args = shift;
my $class = ref($proto) || $proto;
my $self = {};
$self->{_debug} = $args->{debug} ||= 0;
$self->{host} = $args->{host} ||= "localhost";
$self->{port} = $args->{port} ||= "8021";
$self->{pass} = $args->{pass} ||= "ClueCon";
$self->{_esl} = new ESL::ESLconnection("$self->{host}", "$self->{port}", "$self->{pass}");
$self->{_callback} = undef;
$self->{_custom_subclass} = undef;
return bless($self, $class);
}
sub set_worker($;$$) {
my $self = shift;
$self->{_worker} = shift;
$self->{_timeout} = shift;
}
sub set_callback($;$$) {
my $self = shift;
my $event = shift;
$self->{_callback}->{$event} = shift;
my $subclass = shift;
if($subclass) {
my @subclasses = split(/,/, $subclass);
$self->{_custom_subclass} = \@subclasses;
}
}
sub render_event($;$) {
my $self = shift;
my $event = shift;
my $h = $event->firstHeader();
while ($h) {
$val = $event->getHeader($h);
if($self->{_debug} > 3) {
print "$h -> $val\n";
}
if ($self->{_decode}) {
$val =~ s/\%([A-Fa-f0-9]{2})/pack('C', hex($1))/seg;
}
$self->{event_hash}->{lc($h)} = $val;
$h = $event->nextHeader();
}
# Execute callback for this event
eval {
if($self->{_debug}) {
$callback = lc($self->{event_hash}->{'event-name'});
print "DEBUG: executing $callback callback\n";
}
&{$self->{_callback}->{lc($self->{event_hash}->{'event-name'})}}($self, $self->{event_hash});
};
}
sub run($;) {
my $self = shift;
my $event;
for(;;) {
# Only register for events we have callbacks for.
for my $key ( keys %{$self->{_callback}} ) {
if ($key =~ m/custom/i) {
foreach $subclass (@{$self->{_custom_subclass}}) {
$self->{_esl}->events("plain", "$key $subclass");
}
next;
}
$self->{_esl}->events("plain", "$key");
}
while ($self->{_esl}->connected()) {
if($self->{_timeout} > 0) {
$event = $self->{_esl}->recvEventTimed($self->{_timeout});
if(!$event) {
eval {&{$self->{_worker}}($self);};
next;
}
} else {
$event = $self->{_esl}->recvEvent();
}
$self->render_event($event,1);
delete $self->{event_hash};
}
sleep 1;
$self->{_esl} = new ESL::ESLconnection("$self->{host}", "$self->{port}", "$self->{pass}");
}
}
1;