lib/Frey/HTML.pm

package Frey::HTML;

use strict;
use warnings;

use Time::HiRes qw/time/;
use Data::Dump qw/dump/;
use Carp qw/confess carp/;

=head1 NAME

Frey::HTML - generate html pages

=head2 METHODS

=cut

# FIXME

our @view_classes = qw(
        Frey::View
        Strix::View
);

warn "Using view classes ", dump( @view_classes );

foreach ( @view_classes ) {
        my $path = $_;
        $path =~ s!::!/!g;
        $path .= '.pm';
        require $path or warn "Can't require $_ from $path: $!";
}

warn "available templates = ",dump( Template::Declare->templates );

our @javascript;
our $debug = 0;

use Template::Declare;
use Template::Declare::Tags; # defaults to 'HTML'
Template::Declare->init( roots => \@view_classes, around_template => sub {
        my ($orig, $path, $args, $code) = @_;
        my $from = (caller(1))[3];
        my $package = __PACKAGE__;
        if ( $from !~ m/$package/ ) {
                warn "SKIP around_template for $path from $from\n";
                return $orig->();
        } else {
                warn "WRAP around_temolate for $path from $from\n";
        }

        my $t = time;
        html {
                head {
                        title { $path }
                        link {
                                { rel is 'stylesheet' }
                                { href is '/static/app.css' }
                                { type is 'text/css' }
                                { media is 'screen' }
                        };
                        foreach my $js ( @javascript ) {
                                script { 
                                        { type is 'text/javascript' }
                                        { src is "/$js" }
                                }
                        };
                }
                body {
                        $orig->();
                }
        };
        warn "TEMPLATE $path ",dump($args),sprintf(" in %.4fs\n",time - $t) if $debug;
});

=head2 page

Wrap template into html page

  Frey::HTML->page( 'template_name', $req, $args );

=cut

sub page {
        my ( $self, $page, $req, $args ) = @_;
        warn "## page $page ",dump($args),"\n";
        my $out = eval { Template::Declare->show( $page, $req, $args ) };
        if ( $@ ) {
                carp "ERROR: $@";
                $out = Template::Declare->show( 'error', $req, "page $page " . dump($args) . ": $@" );
        }
        return $out;
}

=head2 add_javascript

Add javascript to current page

  Frey::HTML->add_javascript( 'static/javascript.js' );

=cut

sub add_javascript {
        my $self = shift;
        my $js = shift or confess "no JavaScript path";
#       return unless -e $js; # FIXME
        warn "Added javascript $js\n";
        push @javascript, $js;
}
1	dpavlin	23	package Frey::HTML;
2	dpavlin	10
3			use strict;
4			use warnings;
5
6			use Time::HiRes qw/time/;
7			use Data::Dump qw/dump/;
8	dpavlin	26	use Carp qw/confess carp/;
9	dpavlin	19
10	dpavlin	23	=head1 NAME
11
12			Frey::HTML - generate html pages
13
14			=head2 METHODS
15
16			=cut
17
18	dpavlin	19	# FIXME
19	dpavlin	10
20	dpavlin	21	our @view_classes = qw(
21			Frey::View
22			Strix::View
23			);
24
25			warn "Using view classes ", dump( @view_classes );
26
27			foreach ( @view_classes ) {
28			my $path = $_;
29			$path =~ s!::!/!g;
30			$path .= '.pm';
31			require $path or warn "Can't require $_ from $path: $!";
32			}
33
34	dpavlin	10	warn "available templates = ",dump( Template::Declare->templates );
35
36	dpavlin	14	our @javascript;
37	dpavlin	23	our $debug = 0;
38	dpavlin	14
39	dpavlin	10	use Template::Declare;
40			use Template::Declare::Tags; # defaults to 'HTML'
41	dpavlin	21	Template::Declare->init( roots => \@view_classes, around_template => sub {
42	dpavlin	10	my ($orig, $path, $args, $code) = @_;
43	dpavlin	38	my $from = (caller(1))[3];
44			my $package = __PACKAGE__;
45			if ( $from !~ m/$package/ ) {
46			warn "SKIP around_template for $path from $from\n";
47			return $orig->();
48			} else {
49			warn "WRAP around_temolate for $path from $from\n";
50			}
51
52	dpavlin	10	my $t = time;
53			html {
54	dpavlin	14	head {
55			title { $path }
56			link {
57			{ rel is 'stylesheet' }
58	dpavlin	26	{ href is '/static/app.css' }
59	dpavlin	14	{ type is 'text/css' }
60			{ media is 'screen' }
61			};
62			foreach my $js ( @javascript ) {
63			script {
64			{ type is 'text/javascript' }
65	dpavlin	26	{ src is "/$js" }
66	dpavlin	14	}
67	dpavlin	32	};
68	dpavlin	14	}
69	dpavlin	10	body {
70			$orig->();
71			}
72	dpavlin	23	};
73			warn "TEMPLATE $path ",dump($args),sprintf(" in %.4fs\n",time - $t) if $debug;
74	dpavlin	10	});
75
76	dpavlin	23	=head2 page
77
78			Wrap template into html page
79
80			Frey::HTML->page( 'template_name', $req, $args );
81
82			=cut
83
84			sub page {
85	dpavlin	32	my ( $self, $page, $req, $args ) = @_;
86			warn "## page $page ",dump($args),"\n";
87			my $out = eval { Template::Declare->show( $page, $req, $args ) };
88	dpavlin	26	if ( $@ ) {
89			carp "ERROR: $@";
90	dpavlin	32	$out = Template::Declare->show( 'error', $req, "page $page " . dump($args) . ": $@" );
91	dpavlin	26	}
92	dpavlin	32	return $out;
93	dpavlin	10	}
94	dpavlin	14
95	dpavlin	23	=head2 add_javascript
96
97			Add javascript to current page
98
99			Frey::HTML->add_javascript( 'static/javascript.js' );
100
101			=cut
102
103	dpavlin	14	sub add_javascript {
104			my $self = shift;
105			my $js = shift or confess "no JavaScript path";
106			# return unless -e $js; # FIXME
107			warn "Added javascript $js\n";
108			push @javascript, $js;
109			}