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# An HTTP server for the 2.0 web |
# An HTTP server for the 2.0 web |
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# Copyright (c) 2006 contributing authors |
# Copyright (c) 2006 contributing authors |
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# |
# |
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# Subscriber.pm |
# Channel.pm |
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# |
# |
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# Description: |
# Description: |
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# A Meteor Channel |
# A Meteor Channel |
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$list; |
$list; |
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} |
} |
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sub listChannelsUsingTemplate { |
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my $class=shift; |
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my $template=shift; |
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return '' unless(defined($template) && $template ne ''); |
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my $list=''; |
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foreach my $channelName (sort keys %Channels) |
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{ |
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my $channel=$Channels{$channelName}; |
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$list.=$channel->descriptionWithTemplate($template); |
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} |
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$list; |
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} |
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sub deleteChannel { |
sub deleteChannel { |
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my $class=shift; |
my $class=shift; |
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my $channelName=shift; |
my $channelName=shift; |
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my $subscriber=shift; |
my $subscriber=shift; |
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my $startId=shift; |
my $startId=shift; |
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my $persist=shift; |
my $persist=shift; |
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my $mode=shift || ''; |
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my $userAgent=shift || ''; |
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# Note: negative $startId means go back that many messages |
# Note: negative $startId means go back that many messages |
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my $startIndex=$self->indexForMessageID($startId); |
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my $logStartIndex = $startIndex || $self->lastMsgID() || 0; |
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push(@{$self->{'subscribers'}},$subscriber) if($persist); |
push(@{$self->{'subscribers'}},$subscriber) if($persist); |
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my $startIndex=$self->indexForMessageID($startId); |
&::syslog('info','', |
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'joinchannel', |
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$subscriber->{'socketFN'}, |
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$self->{'name'}, |
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$logStartIndex |
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); |
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return unless(defined($startIndex)); |
return unless(defined($startIndex)); |
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my $msgCount=scalar(@{$self->{'messages'}}); |
my $msgCount=scalar(@{$self->{'messages'}}); |
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$startIndex=0 if($startIndex<0); |
$startIndex=0 if($startIndex<0); |
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if($startIndex<$msgCount) |
if($startIndex<$msgCount) { |
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{ |
$subscriber->sendMessages(@{$self->{'messages'}}[$startIndex..$msgCount-1]); |
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$subscriber->sendMessages(@{$self->{'messages'}}[$startIndex,$msgCount-1]); |
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} |
} |
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} |
} |
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sub removeSubscriber { |
sub removeSubscriber { |
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my $self=shift; |
my $self=shift; |
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my $subscriber=shift; |
my $subscriber=shift; |
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my $reason=shift ||'unknown'; |
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my $idx=undef; |
my $idx=undef; |
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for(my $i=0;$i<scalar(@{$self->{'subscribers'}});$i++) |
my $numsubs = scalar(@{$self->{'subscribers'}}); |
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{ |
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if($self->{'subscribers'}->[$i]==$subscriber) |
for (my $i=0; $i<$numsubs; $i++) { |
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{ |
if($self->{'subscribers'}->[$i]==$subscriber) { |
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$idx=$i; |
$idx=$i; |
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last; |
last; |
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} |
} |
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if(defined($idx)) |
if(defined($idx)) |
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{ |
{ |
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splice(@{$self->{'subscribers'}},$idx,1); |
splice(@{$self->{'subscribers'}},$idx,1); |
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my $timeConnected = time - $subscriber->{'connectionStart'}; |
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&::syslog('info','', |
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'leavechannel', |
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$subscriber->{'ip'}, |
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$subscriber->{'subscriberID'}, |
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$self->{'name'}, |
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$timeConnected, |
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$subscriber->{'messageCount'}, |
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$subscriber->{'bytesWritten'}, |
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$reason |
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); |
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} |
} |
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$self->checkExpiration(); |
$self->checkExpiration(); |
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$message->setText($messageText); |
$message->setText($messageText); |
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$message->setChannelName($self->{'name'}); |
$message->setChannelName($self->{'name'}); |
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push(@{$self->{'messages'}},$message); |
push(@{$self->{'messages'}},$message); |
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&::syslog('debug',"New message ".$message->{"id"}." on channel ".$self->{'name'}); |
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$self->trimMessageStoreBySize(); |
$self->trimMessageStoreBySize(); |
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map { $_->sendMessages($message) } @{$self->{'subscribers'}}; |
map { $_->sendMessages($message) } @{$self->{'subscribers'}}; |
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$message; |
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} |
} |
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sub messageCount { |
sub messageCount { |
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# |
# |
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return undef unless(defined($id)); |
return undef unless(defined($id)); |
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my $numMessages=scalar(scalar(@{$self->{'messages'}})); |
my $numMessages=scalar(@{$self->{'messages'}}); |
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return undef unless($numMessages); |
return undef unless($numMessages); |
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return -1 unless($id ne ''); |
return -1 unless($id ne ''); |
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return $low; |
return $low; |
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} |
} |
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sub lastMsgID { |
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my $self=shift; |
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my $numMessages=scalar(@{$self->{'messages'}}); |
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return undef unless($numMessages>0); |
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@{$self->{'messages'}}[-1]->id(); |
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} |
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sub descriptionWithTemplate { |
sub descriptionWithTemplate { |
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my $self=shift; |
my $self=shift; |
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my $template=shift; |
my $template=shift; |
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return '' unless(defined($template) && $template ne ''); |
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$template=~s/~([a-zA-Z0-9_]*)~/ |
$template=~s/~([a-zA-Z0-9_]*)~/ |
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if(!defined($1) || $1 eq '') |
if(!defined($1) || $1 eq '') { |
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{ |
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'~'; |
'~'; |
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} |
} elsif($1 eq 'messageCount') { |
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elsif($1 eq 'messageCount') |
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{ |
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$self->messageCount(); |
$self->messageCount(); |
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} |
} elsif($1 eq 'subscriberCount') { |
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elsif($1 eq 'subscriberCount') |
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{ |
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$self->subscriberCount(); |
$self->subscriberCount(); |
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} |
} elsif($1 eq 'lastMsgID') { |
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elsif(exists($self->{$1})) |
$self->lastMsgID() || 1; |
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{ |
} elsif($1 eq 'name') { |
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$self->{$1}; |
$self->{'name'}; |
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} |
} else { |
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else |
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{ |
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''; |
''; |
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} |
} |
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/gex; |
/gex; |