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Allow debug tracing of event handlers; don't remove handlers on error

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Pragmatic Software 2016-11-16 18:59:13 -08:00
parent 4ed61096dd
commit 39399e78ae
1 changed files with 14 additions and 7 deletions
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21
PBot/EventDispatcher.pm
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@ -23,7 +23,10 @@ sub initialize {
sub register_handler {
my ($self, $event_type, $sub) = @_;
push @{$self->{handlers}->{$event_type}}, $sub;
my ($package, $filename, $line, $subroutine) = caller(1);
my $info = "$filename:$line; $subroutine";
$self->{pbot}->{logger}->log("Adding handler for $event_type: $info\n") if $self->{pbot}->{registry}->get_value('eventdispatcher', 'debug');
push @{$self->{handlers}->{$event_type}}, [$sub, $info];
}
sub dispatch_event {
@ -32,7 +35,9 @@ sub dispatch_event {
if (exists $self->{handlers}->{$event_type}) {
for (my $i = 0; $i < @{$self->{handlers}->{$event_type}}; $i++) {
my $handler = @{$self->{handlers}->{$event_type}}[$i];
my $ref = @{$self->{handlers}->{$event_type}}[$i];
my ($handler, $info) = ($ref->[0], $ref->[1]);
$self->{pbot}->{logger}->log("Dispatching $event_type to handler $info\n") if $self->{pbot}->{registry}->get_value('eventdispatcher', 'debug');
eval {
$ret = $handler->($event_type, $event_data);
@ -41,8 +46,8 @@ sub dispatch_event {
if ($@) {
chomp $@;
$self->{pbot}->{logger}->log("Error in event handler: $@\n");
$self->{pbot}->{logger}->log("Removing handler.\n");
splice @{$self->{handlers}->{$event_type}}, $i--, 1;
#$self->{pbot}->{logger}->log("Removing handler.\n");
#splice @{$self->{handlers}->{$event_type}}, $i--, 1;
}
return $ret if $ret;
@ -50,7 +55,9 @@ sub dispatch_event {
}
for (my $i = 0; $i < @{$self->{handlers}->{any}}; $i++) {
my $handler = @{$self->{handlers}->{any}}[$i];
my $ref = @{$self->{handlers}->{any}}[$i];
my ($handler, $info) = ($ref->[0], $ref->[1]);
$self->{pbot}->{logger}->log("Dispatching any to handler $info\n") if $self->{pbot}->{registry}->get_value('eventdispatcher', 'debug');
eval {
$ret = $handler->($event_type, $event_data);
@ -59,8 +66,8 @@ sub dispatch_event {
if ($@) {
chomp $@;
$self->{pbot}->{logger}->log("Error in event handler: $@\n");
$self->{pbot}->{logger}->log("Removing handler.\n");
splice @{$self->{handlers}->{any}}, $i--, 1;
#$self->{pbot}->{logger}->log("Removing handler.\n");
#splice @{$self->{handlers}->{any}}, $i--, 1;
}
return $ret if $ret;