/[Frey]/trunk/lib/Frey/Server.pm
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 19 by dpavlin, Sun Jun 29 12:55:39 2008 UTC revision 292 by dpavlin, Wed Nov 5 08:21:03 2008 UTC
# Line 1  Line 1 
1  package Frey::Server;  package Frey::Server;
2    
3  use strict;  use Moose;
4  use warnings;  
5    with 'Frey::Web';
6    
7  use Continuity;  use Continuity;
8  use Continuity::REPL;  #use Continuity::REPL;
9  use Data::Dump qw/dump/;  use Data::Dump qw/dump/;
10    
11  use HTML;  #use Carp::REPL; ## XXX it would be nice, but it breaks error reporting too much
12    use Frey::ClassLoader;
13    use Frey::Run;
14    
15  my @messages;    # Global (shared) list of messages  my @messages;    # Global (shared) list of messages
16  my $got_message; # Flag to indicate that there is a new message to display  my $got_message; # Flag to indicate that there is a new message to display
17    
18  use vars qw( $repl $server );  use vars qw( $repl $server );
 $repl = Continuity::REPL->new;  
19    
20  $server = Continuity->new(  #$repl = Continuity::REPL->new;
21    port => 16001,  
22    path_session => 1,  =head1 NAME
23    cookie_session => 'sid',  
24    callback => \&main,  Frey::Server - Continuity based server for Frey
25  );  
26  $server->debug_level( 2 );  =head2 DESCRIPTION
27    
28  $server->loop;  This is one of pissible server implementations for Frey. In it's current stage, it's also most complete one.
29    
30  # This is the main entrypoint. We are looking for one of three things -- a  =head2 run
31  # pushstream, a sent message, or a request for the main HTML. We delegate each  
32  # of these cases, none of which will return (they all loop forever).    $o->run( $optional_port );
33    
34    =cut
35    
36    sub run {
37            my ( $self, $port ) = @_;
38            $server = Continuity->new(
39                    port => $port || 16001,
40                    path_session => 1,
41                    cookie_session => 'sid',
42                    callback => \&main,
43                    debug_level => 2,
44                    staticp => sub { $_[0]->url =~ m/\.(jpg|jpeg|gif|png|css|ico|js|html?|xml|json|ya?ml)(\?.*)?$/ },
45            );
46            $Module::Reload::Debug = 1; # auto if debug_level > 1
47            Frey::ClassLoader->new->load_all_classes();
48            $server->loop;
49    }
50    
51    =head2 main
52    
53    This is simple dispatcher for our server. Currently it's in flux and
54    documented only in source code.
55    
56    =cut
57    
58  sub main {  sub main {
59    my ($req) = @_;          my ($req) = @_;
60      
61    my $path = $req->request->url->path;          my $path = $req->request->url->path;
62    warn "REQUEST: $path\n";          #warn "REQUEST: $path ",dump( $req->params );
63    
64          warn $req->request->header('User_Agent');          Module::Reload->check if $path =~ m!reload! || $req->param('reload');
65  #warn dump( $req );  
66    #       warn $req->request->header('User_Agent');
67    # If this is a request for the pushtream, then give them that  
68    if($path =~ /pushstream/) {          my %params = $req->params;
69          pushstream($req);          my $html;
70    }  
71              sub rest2class {
72    # If they are sending us a message, we give them a thread for that too                  my $class = shift;
73    if($path =~ /sendmessage/) {                  $class =~ s/-/::/; # sigh!
74          send_message($req);                  return $class;
75    }          }
76    
77    
78            eval {
79    
80                    my $f;
81    
82                    my $run_regexp = join('|', Frey::Run->execute );
83    
84                    if (
85                            $path =~ m{/Frey[:-]+ObjectBrowser}
86                    ) {
87                            $f = Frey::ObjectBrowser->new( fey_class => $params{class} );
88                            $f->request( $req );
89                    } elsif (
90                            $path =~ m{/Frey[:-]+ObjectDesigner}
91                    ) {
92                            $f = Frey::ObjectDesigner->new( fey_class => $params{class} );
93                            $f->request( $req );
94                    } elsif (
95                            $path =~ m{/([^/]+)/($run_regexp)}
96                    ) {
97                            my $class = rest2class $1;
98                            warn "# run $class $2\n";
99                            $f = Frey::Run->new( class => $class, params => \%params );
100                    } elsif (
101                            $path =~ m{/([^/]+)/?$}
102                    ) {
103                            my $class = rest2class $1;
104                            warn "# introspect $class";
105                            $f = Frey::Run->new( class => 'Frey::Introspect', params => { class => $class } );
106                    } else {
107                            $f = Frey::Run->new( class => 'Frey::ClassBrowser' );
108                    }
109    
110                    if ( $f ) {
111                            $req->print( $f->html );
112                    } else {
113                            warn "# can't call request on nothing!";
114                    }
115    
116            };
117    
118            my $self = $req;
119    
120            if ( $@ ) {
121                    warn $@;
122                    $req->conn->send_error( 404 );  # FIXME this should probably be 500, but we can't ship page with it
123                    $req->print( qq{<pre class="error">$@<pre>} );
124    #               Carp::REPL::repl;
125    
126            }
127    
128            # If this is a request for the pushtream, then give them that
129            if($path =~ /pushstream/) {
130                    pushstream($req);
131            }
132    
133            # If they are sending us a message, we give them a thread for that too
134            if($path =~ /sendmessage/) {
135                    send_message($req);
136            }
137    
   # Otherwise, lets give them page  
   send_page($req);  
138  }  }
139    
140  # Here we accept a connection to the browser, and keep it open. Meanwhile we  # Here we accept a connection to the browser, and keep it open. Meanwhile we
# Line 88  sub send_message { Line 174  sub send_message {
174    }    }
175  }  }
176    
177  # This isn't a pushstream, nor a new message. It is just the main page. We loop  1;
 # in case they ask for it multiple times :)  
 sub send_page {  
   my ($req) = @_;  
   while(1) {  
         warn "param = ",dump($req->param);  
         $req->print( HTML->view( 'status' ) );  
     $req->next;  
         Module::Refresh->refresh;  
   }  
 }  
   
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