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package Frey::Server; |
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use Moose; |
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with 'Frey::Web'; |
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use Continuity; |
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#use Continuity::REPL; |
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use Data::Dump qw/dump/; |
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use Carp::REPL; |
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use Frey::ClassLoader; |
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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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use vars qw( $repl $server ); |
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#$repl = Continuity::REPL->new; |
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sub run { |
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my ( $self, $port ) = @_; |
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$server = Continuity->new( |
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port => $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 { $_[0]->url =~ m/\.(jpg|jpeg|gif|png|css|ico|js|html?|xml|json|ya?ml)(\?.*)?$/ }, |
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); |
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$Module::Reload::Debug = 1; |
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Frey::ClassLoader->new->load_all_classes(); |
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$server->loop; |
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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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my $path = $req->request->url->path; |
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warn "REQUEST: $path ",dump( $req->params ),"\n"; |
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Module::Reload->check if $path =~ m!reload! || $req->param('reload'); |
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# warn $req->request->header('User_Agent'); |
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sub run_markup { |
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my ( $req, $class ) = @_; |
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my %params = $req->params; |
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my @required = |
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grep { |
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defined $_ && !defined( $params{$_} ) |
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} |
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map { |
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my $attr = $class->meta->get_attribute($_); |
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$attr->is_required && $_ |
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} $class->meta->get_attribute_list; |
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warn "## required = ",dump( @required ); |
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warn "## params = ",dump( %params ); |
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my $html; |
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if ( @required ) { |
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$html = qq|<form method="post">|; |
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$html .= qq|<input type="text" name="$_">| foreach @required; |
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$html .= qq|<input type="submit" value="Run $class"></form>|; |
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} else { |
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my $o = $class->new( %params ); |
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$o->depends if $o->can('depends'); |
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$html = $o->markup; |
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} |
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warn ">>> markup $class ",length( $html ), " bytes\n"; |
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return $html; |
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} |
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# eval { |
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{ |
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my $f; |
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if ( $path =~ m!/~/([^/]+)(.*)! ) { |
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$f = Frey::Introspect->new( package => $1 ); |
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} elsif ( $path =~ m!/ob/([^/]+)(.*)! ) { |
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$f = Frey::ObjectBrowser->new( fey_class => $1 ); |
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} elsif ( $path =~ m!/od/([^/]+)(.*)! ) { |
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$f = Frey::ObjectDesigner->new( fey_class => $1 ); |
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} elsif ( $path =~ m!/markup/([^/]+)(.*)! ) { |
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$req->print( run_markup( $req, $1 ) ); |
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} else { |
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$f = Frey::ClassBrowser->new; |
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} |
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$f->html( $req ) if $f; |
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}; |
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if ( $@ ) { |
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warn $@; |
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#$req->conn->send_error( 404 ); # FIXME this should probably be 500, but we can't ship page with it |
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$req->print( qq{<pre class="error">$@<pre>} ); |
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Carp::REPL::repl; # FIXME if $self->debug |
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} |
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# If this is a request for the pushtream, then give them that |
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if($path =~ /pushstream/) { |
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pushstream($req); |
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} |
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if ( $path =~ m/die/ ) { |
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Carp::REPL::repl; # FIXME if $self->debug |
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} |
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# If they are sending us a message, we give them a thread for that too |
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if($path =~ /sendmessage/) { |
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send_message($req); |
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} |
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} |
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# 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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# 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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1; |