/[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 34 by dpavlin, Mon Jun 30 07:06:11 2008 UTC revision 100 by dpavlin, Fri Jul 11 19:19:42 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 base 'Frey';  use Frey;
12  use Frey::HTML;  use Frey::Introspect;
13    use Frey::ObjectBrowser;
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
# Line 16  my $got_message; # Flag to indicate that Line 18  my $got_message; # Flag to indicate that
18  use vars qw( $repl $server );  use vars qw( $repl $server );
19    
20  #$repl = Continuity::REPL->new;  #$repl = Continuity::REPL->new;
 $server = Continuity->new(  
   port => 16001,  
   path_session => 1,  
   cookie_session => 'sid',  
   callback => \&main,  
 );  
 $server->debug_level( 2 );  
 sub run {  
21    
22    sub run {
23            $server = Continuity->new(
24                    port => 16001,
25                    path_session => 1,
26                    cookie_session => 'sid',
27                    callback => \&main,
28                    debug_level => 1,
29                    staticp => sub { $_[0]->url =~ m/\.(jpg|jpeg|gif|png|css|ico|js|html?)$/ },
30            );
31          $server->loop;          $server->loop;
32  }  }
33    
 my @callbacks;  
 my $callback_count;  
   
 sub gen_link {  
         my ($text, $code) = @_;  
         $callbacks[$callback_count++] = $code;  
         return qq{<a href="?cb=$callback_count">$text</a>};  
 }  
   
 sub process_links {  
         my $request = shift;  
         my $cb = $request->param('cb');  
         if (exists $callbacks[$cb]) {  
                 $callbacks[$cb]->($request);  
                 delete $callbacks[$cb];  
         }  
 }  
   
34  # This is the main entrypoint. We are looking for one of three things -- a  # This is the main entrypoint. We are looking for one of three things -- a
35  # pushstream, a sent message, or a request for the main HTML. We delegate each  # pushstream, a sent message, or a request for the main HTML. We delegate each
36  # of these cases, none of which will return (they all loop forever).  # of these cases, none of which will return (they all loop forever).
37  sub main {  sub main {
38    my ($req) = @_;          my ($req) = @_;
39        
40    my $path = $req->request->url->path;          my $path = $req->request->url->path;
41    warn "REQUEST: $path\n";          warn "REQUEST: $path\n";
42    
43          warn $req->request->header('User_Agent');          warn $req->request->header('User_Agent');
44  #warn dump( $req );  #warn dump( $req );
45    
46    # If this is a request for the pushtream, then give them that          eval {
47    if($path =~ /pushstream/) {  
48          pushstream($req);                  if ( $path =~ m!/~/([^/]+)(?:/([^/]*))?! ) {
49    }                          my $f = Frey::Introspect->new( package => $1 );
50                            $f->html( $req );
51                    }
52    
53                    if ( $path =~ m!/ob/([^/]+)(?:/([^/]*))?! ) {
54                            my $f = Frey::ObjectBrowser->new;
55                            $f->html( $req );
56                    }
57    
58            };
59    
60            if ( $@ ) {
61                    warn $@;
62                    #$req->conn->send_error( 404 ); # FIXME this should probably be 500, but we can't ship page with it
63                    $req->print( qq{<pre class="error">$@<pre>} );
64    
65            } else {
66    
67                    my $f = Frey::ClassLoader->new;
68                    my $classes = dom2html(
69                            ul => [
70                                    map {
71                                            warn dump( $_ );
72                                            my ( $package, $path ) = %$_;
73                                            ( li => [
74                                                    a => { href => '/~/' . $package . '/' } => [ $package ],
75                                                    ' ',
76                                                    a => { href => '/ob/' . $package } => [ 'browse' ],
77                                                    " <tt>$path</tt>"
78                                            ] )
79                                    } @{ $f->classes }
80                            ],
81                    );
82                    $req->print( $classes );
83    
84            }
85    
86            # If this is a request for the pushtream, then give them that
87            if($path =~ /pushstream/) {
88                    pushstream($req);
89            }
90        
91    # If they are sending us a message, we give them a thread for that too          # If they are sending us a message, we give them a thread for that too
92    if($path =~ /sendmessage/) {          if($path =~ /sendmessage/) {
93          send_message($req);                  send_message($req);
94    }          }
95    
   # Otherwise, lets give them page  
   send_page($req);  
96  }  }
97    
98  # 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 109  sub send_message { Line 132  sub send_message {
132    }    }
133  }  }
134    
 # This isn't a pushstream, nor a new message. It is just the main page. We loop  
 # in case they ask for it multiple times :)  
 sub send_page {  
         my ($req) = @_;  
         my $templates = Template::Declare->templates;  
         while(1) {  
                 warn "param = ",dump($req->param);  
                 my $path = $req->request->url->path;  
   
                 my $html;  
   
                 if ( $path =~ m/::/ ) {  
                         my ( undef, $module, $method ) = split(m!/!, $path, 3);  
   
                         if ( ! defined( $templates->{$module} ) ) {  
                                 $req->conn->send_status_line( 404, "$module" );  
                                 $html = "Package $module not found";  
                         } elsif ( ! $method ) {  
                                 $html = Frey::HTML->page( 'package-methods', $req, $module );  
                         } elsif ( grep(/^\Q$method\E$/, @{ $templates->{$module} }) ) {  
                                 $html = Frey::HTML->page( $method, $req );  
                         } else {  
                                 $req->conn->send_status_line( 404, "$module $method" );  
                                 $html = "Package $module doesn't have $method";  
                         }  
                 } else {  
                         warn "fallback to status page\n";  
                         $html = Frey::HTML->page( 'status' );  
                 }  
   
                 $req->print( $html );  
                 warn ">> ",length( $html ), " bytes\n";  
                 $req->next;  
         }  
 }  
   
135  1;  1;
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