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package Frey::Server; |
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|
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use Moose; |
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|
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use Continuity; |
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#use Continuity::REPL; |
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use Continuity::Widget::DomNode; |
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use Data::Dump qw/dump/; |
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|
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use Frey; |
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use Frey::Introspect; |
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|
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my @messages; # Global (shared) list of messages |
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my $got_message; # Flag to indicate that there is a new message to display |
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|
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use vars qw( $repl $server ); |
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|
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#$repl = Continuity::REPL->new; |
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$server = Continuity->new( |
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port => 16001, |
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path_session => 1, |
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cookie_session => 'sid', |
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callback => \&main, |
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debug_level => 1, |
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staticp => sub { $_[0]->url =~ m/\.(jpg|jpeg|gif|png|css|ico|js|html?)$/ }, |
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); |
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|
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sub run { |
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$server->loop; |
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} |
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|
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# This is the main entrypoint. We are looking for one of three things -- a |
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# pushstream, a sent message, or a request for the main HTML. We delegate each |
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# of these cases, none of which will return (they all loop forever). |
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sub main { |
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my ($req) = @_; |
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|
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my $path = $req->request->url->path; |
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warn "REQUEST: $path\n"; |
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|
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warn $req->request->header('User_Agent'); |
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#warn dump( $req ); |
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|
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if ( $path =~ m!/~/([^/]+)(?:/([^/]*))?! ) { |
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my $f = Frey::Introspect->new( package => $1 ); |
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$f->html( $req ); |
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} |
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|
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# If this is a request for the pushtream, then give them that |
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if($path =~ /pushstream/) { |
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pushstream($req); |
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} |
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|
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# If they are sending us a message, we give them a thread for that too |
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if($path =~ /sendmessage/) { |
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send_message($req); |
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} |
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|
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while ( 1 ) { |
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my $f = Frey->new; |
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my $classes = Continuity::Widget::DomNode->create( |
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ul => [ |
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map { |
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warn dump( $_ ); |
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my ( $package, $path ) = %$_; |
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( li => [ a => { href => '/~/' . $package . '/' } => [ $package ], " <tt>$path</tt>" ] ) |
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} @{ $f->classes } |
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], |
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)->to_string; |
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$req->print( $classes ); |
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$req->next; |
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} |
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} |
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|
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# Here we accept a connection to the browser, and keep it open. Meanwhile we |
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# watch the global $got_message variable, and when it gets touched we send off |
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# the list of messages through the held-open connection. Then we let the |
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# browser open a new connection and begin again. |
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sub pushstream { |
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my ($req) = @_; |
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# Set up watch event -- this will be triggered when $got_message is written |
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my $w = Coro::Event->var(var => \$got_message, poll => 'w'); |
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while(1) { |
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print STDERR "**** GOT MESSAGE, SENDING ****\n"; |
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my $log = join "<br>", @messages; |
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$req->print($log); |
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$req->next; |
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print STDERR "**** Waiting for got_message indicator ****\n"; |
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$w->next; |
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} |
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} |
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|
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|
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# Watch for the user to send us a message. As soon as we get it, we add it to |
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# our list of messages and touch the $got_message flag to let all the |
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# pushstreams know. |
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sub send_message { |
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my ($req) = @_; |
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while(1) { |
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my $msg = $req->param('message'); |
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my $name = $req->param('username'); |
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if($msg) { |
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unshift @messages, "$name: $msg"; |
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pop @messages if $#messages > 15; # Only keep the recent 15 messages |
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} |
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$got_message = 1; |
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$req->print("Got it!"); |
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$req->next; |
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} |
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} |
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|
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