/[Frey]/trunk/lib/Frey/Web.pm
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Annotation of /trunk/lib/Frey/Web.pm

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Revision 448 - (hide annotations)
Wed Nov 19 03:36:24 2008 UTC (15 years, 4 months ago) by dpavlin
File size: 4602 byte(s)
added content_type to enable return of content without markup
added test for Frey::JSON
1 dpavlin 100 package Frey::Web;
2     use Moose::Role;
3    
4 dpavlin 388 use Frey::Types;
5    
6 dpavlin 100 use Continuity::Widget::DomNode;
7     use Data::Dump qw/dump/;
8 dpavlin 389 use Carp qw/confess/;
9 dpavlin 161 use File::Slurp;
10 dpavlin 100
11 dpavlin 410 use Frey::Bookmarklet;
12     use Frey::ClassBrowser;
13    
14 dpavlin 156 has 'head' => (
15 dpavlin 121 is => 'rw',
16     isa => 'ArrayRef[Str]',
17 dpavlin 160 default => sub { [ 'static/frey.css' ] },
18 dpavlin 121 );
19    
20 dpavlin 388 has 'status' => (
21     is => 'rw',
22     isa => 'ArrayRef[HashRef[Str]]',
23     lazy => 1,
24     default => sub { [
25 dpavlin 410 { 'Bookmarklets' => Frey::Bookmarklet->new->markup },
26 dpavlin 434 { 'ClassBrowser' => Frey::ClassBrowser->new( usage_on_top => 0 )->markup },
27 dpavlin 388 ] },
28     );
29    
30 dpavlin 392 has 'request_url' => (
31 dpavlin 388 is => 'rw',
32     isa => 'Uri', coerce => 1,
33     default => '/',
34     );
35    
36 dpavlin 418 has 'title' => (
37     is => 'rw',
38     isa => 'Str',
39     lazy => 1,
40     default => sub {
41     my ($self) = @_;
42     ref($self);
43     },
44     );
45    
46 dpavlin 448 has 'content_type' => (
47     is => 'rw',
48     isa => 'Str',
49     default => 'text/html',
50     );
51    
52 dpavlin 206 =head2 inline_smaller_than
53    
54     Inline JavaScript and CSS smaller than this size into page reducing
55     round-trips to server.
56    
57     =cut
58    
59 dpavlin 161 has 'inline_smaller_than' => (
60     is => 'rw',
61     isa => 'Int',
62     default => 10240,
63     );
64    
65 dpavlin 100 sub dom2html {
66 dpavlin 106 # warn "## dom2html ",dump( @_ );
67 dpavlin 100 return Continuity::Widget::DomNode->create( @_ )->to_string;
68     }
69    
70 dpavlin 161 sub _inline_path {
71     my ( $self, $path ) = @_;
72     -s $path < $self->inline_smaller_than;
73     }
74    
75 dpavlin 156 sub _head_html {
76     my $self = shift;
77 dpavlin 121 my $out = '';
78 dpavlin 156 foreach my $path ( @{ $self->head } ) {
79 dpavlin 121 $path =~ s!^/!!;
80 dpavlin 156 if ( $path =~ m/\.js$/ ) {
81 dpavlin 161 $out .= $self->_inline_path( $path ) ?
82 dpavlin 163 qq|<!-- $path --><script type="text/javascript">\n| . read_file($path) . qq|\n</script>| :
83 dpavlin 161 qq|<script type="text/javascript" src="/$path"></script>|;
84 dpavlin 156 } elsif ( $path =~ m/\.css$/ ) {
85 dpavlin 161 $out .= $self->_inline_path( $path ) ?
86 dpavlin 163 qq|<!-- $path --><style type="text/css">\n| . read_file( $path ) . qq|\n</style>| :
87 dpavlin 161 qq|<link type="text/css" rel="stylesheet" href="/$path" media="screen">|;
88 dpavlin 446 } elsif ( $path =~ m{<.+>}s ) {
89 dpavlin 444 $out .= $path;
90 dpavlin 156 } else {
91     confess "don't know how to render $path";
92     }
93 dpavlin 163 $out .= "\n";
94 dpavlin 121 }
95     return $out;
96     }
97 dpavlin 100
98 dpavlin 154 =head2 add_head
99    
100     $o->add_head( 'path/to/external.js' );
101    
102     my $size = $o->add_head( 'path/to/external.css' );
103    
104 dpavlin 445 $o->add_head( '<!-- html content -->' );
105    
106 dpavlin 154 =cut
107    
108     sub add_head {
109     my ( $self, $path ) = @_;
110     return if ! defined $path || $path eq '';
111     $path =~ s!^/!!;
112    
113 dpavlin 446 if ( $path =~ m{<.*>}s ) {
114 dpavlin 444 push @{ $self->head }, $path;
115     } elsif ( -e $path ) {
116 dpavlin 156 if ( $path =~ m/\.(?:js|css)$/ ) {
117     push @{ $self->head }, $path;
118 dpavlin 154 } else {
119     confess "can't add_head( $path ) it's not js or css";
120     }
121 dpavlin 444 return -s $path;
122 dpavlin 154 } else {
123     confess "can't find $path: $!";
124     }
125    
126     }
127    
128 dpavlin 142 our $reload_counter = 0;
129    
130 dpavlin 183
131     =head2 page
132    
133     $self->page(
134     title => 'page title',
135     head => '<!-- optional head markup -->',
136     body => '<b>Page Body</b>',
137     );
138    
139     =cut
140    
141 dpavlin 121 sub page {
142 dpavlin 100 my $self = shift;
143 dpavlin 121 my $a = {@_};
144 dpavlin 100
145 dpavlin 142 $reload_counter++;
146    
147 dpavlin 388 my $status_line = '';
148     foreach my $part ( @{ $self->status } ) {
149 dpavlin 422 if ( ref($part) ne 'HASH' ) {
150     warn "part not hash ",dump( $part ) ;
151     #$self->status( $part );
152     next;
153     }
154 dpavlin 388 foreach my $name ( keys %$part ) {
155 dpavlin 392 my $content = $part->{$name};
156     if ( ref($content) ) {
157 dpavlin 397 $content = '<code>' . dump($content) . '</code>';
158     my $l = length($content);
159     $content = qq|<span>$l bytes</span>| if $l > 1024;
160 dpavlin 392 } else {
161     $content = qq|<span>$content</span>|;
162     }
163     warn "### part [$name] = ", length( $content ), " bytes" if $self->debug;
164 dpavlin 397 $status_line .= qq|<span class="frey-popup">$name $content</span>\n|;
165 dpavlin 388 }
166     }
167    
168 dpavlin 439 my $url = $self->request_url;
169     $url =~ s{\?reload=\d+}{};
170    
171 dpavlin 448 my $body = $a->{body} || $self->markup;
172     return $body if $self->content_type !~ m{html};
173     $body ||= '<!-- no body -->';
174    
175 dpavlin 388 my $html = join("\n",
176     qq|<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"><html><head>|,
177     $self->_head_html,
178 dpavlin 418 '<title>' . ( $self->title || $a->{title} || ref($self) ) . '</title>',
179 dpavlin 388 '<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">',
180     ( $a->{head} || '' ),
181     qq|
182 dpavlin 448 </head><body>
183     $body
184 dpavlin 388 <div class="frey-status-line">
185     <a href="/">Frey</a> $Frey::VERSION
186 dpavlin 439 <a href="?reload=$reload_counter"><code>$url</code></a>
187 dpavlin 388 $status_line
188 dpavlin 210 </div>
189     </body></html>
190 dpavlin 388 |,
191     );
192 dpavlin 100
193 dpavlin 121 warn "## >>> page ",length($html), " bytes\n" if $self->debug;
194 dpavlin 100
195 dpavlin 121 return $html;
196 dpavlin 100 }
197    
198 dpavlin 350 sub error {
199 dpavlin 397 my $self = shift;
200     my $error = join(" ", @_);
201 dpavlin 389 my ($package, $filename, $line) = caller;
202 dpavlin 398 $error .= " at $filename line $line" if $error !~ m{ at };
203 dpavlin 389 warn "WARN: $error\n";
204 dpavlin 407 $error =~ s{at\s+(\S+)\s+line\s+(\d+)}{at <a target="editor" href="/editor+$1+$2">$1</a> line $2}gsm;
205 dpavlin 417 $error =~ s{(via package ")([\w:]+)(")}{$1<a target="editor" href="/editor+$2+1">$2</a>$3}gsm;
206 dpavlin 350 return qq|<pre class="frey-error">$error</pre>|;
207     }
208    
209 dpavlin 100 1;

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