/[Frey]/trunk/lib/Frey/ObjectBrowser.pm
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Contents of /trunk/lib/Frey/ObjectBrowser.pm

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Revision 109 - (show annotations)
Sun Jul 13 13:09:56 2008 UTC (15 years, 9 months ago) by dpavlin
File size: 2782 byte(s)
added limit and offset to collection
1 package Frey::ObjectBrowser;
2 use Moose;
3
4 extends 'Frey';
5 with 'Frey::Web';
6
7 has 'fey_class' => (
8 is => 'rw',
9 isa => 'Str',
10 required => 1,
11 );
12
13 my @callbacks;
14
15 sub gen_link {
16 my ($text, $code) = @_;
17 push @callbacks, $code;
18 return qq{<a href="?cb=$#callbacks">$text</a>};
19 }
20
21 sub process_links {
22 my $request = shift;
23 my $cb = $request->param('cb');
24 if (exists $callbacks[$cb]) {
25 $callbacks[$cb]->($request);
26 delete $callbacks[$cb];
27 }
28 }
29
30 #use Data::Dumper;
31 #$Data::Dumper::Deparse = 1;
32 use Data::Dump qw/dump/;
33
34 use Frey::Web::Row;
35
36 sub html {
37 my ( $self, $req ) = @_;
38
39 my $f = { $req->params };
40 my $layout = delete( $f->{layout} ) || 'div';
41
42 my @w;
43
44 while ( 1 ) {
45
46 warn "<<< GOT REQUEST ",dump( $f );
47
48 # re-apply (changed?) layout to elements
49 if ( defined $f->{layout} ) {
50 $layout = delete( $f->{layout} );
51 warn "# new layout = $layout\n";
52 }
53
54 if ( ! @w || $f->{limit} || $f->{offset} ) {
55 my $s = $self->fey_class->collection( $f );
56 warn "# s ",$self->fey_class," = ",dump( $s ) if $self->debug;
57
58 @w = ();
59
60 while ( my $u = $s->next ) {
61 my $w = Frey::Web::Row->new( fey_class => $self->fey_class, fey => $u, layout => $layout );
62 warn "# w = ",dump( $w ) if $self->debug;
63 push @w, $w;
64 }
65
66 warn "# got $#w elements: ",dump( map { $_->id } @w );
67 }
68
69 my $rows_delimiter = '';
70 $rows_delimiter = '<hr/>' if $layout eq 'div';
71
72 my $form = join($rows_delimiter, map {
73 $_->layout( $layout ); # FIXME do we need this still?
74 $_->process($f) || ''
75 } @w );
76
77 if ( $w[ $#w ]->fey ) {
78 warn "+++ added new item widget\n";
79 my $w = Frey::Web::Row->new( fey_class => $self->fey_class, render_as => 'edit', layout => $layout );
80 $form .= $rows_delimiter . $w->process;
81 push @w, $w;
82 }
83
84 $form = qq|<table>$form</table>| if $layout eq 'table';
85
86 if ( $layout eq 'columns' ) {
87 # add header to table
88 my $header = $w[0]->render_iterator( sub {
89 my ( $name, $field_name, $label, $val ) = @_;
90 return if $name =~ /^_/;
91 return qq|<th>$label</th>|;
92 });
93 $form = qq|<table><tr>$header</tr>$form</table>|;
94 }
95
96 my $layout_picker = join(' ',
97 qq|<div class="layout">layout:|,
98 map {
99 if ( $layout eq $_ ) {
100 qq|<em>$_</em>|;
101 } else {
102 qq|<a href="?layout=$_">$_</a>|;
103 }
104 } ( 'div', 'table', 'columns' ),
105 qq|</div>|,
106 );
107
108 my $html = dom2html(
109 html => [
110 head => [
111 link => { rel=>"stylesheet", href=>"/static/form.css", type=>"text/css" }
112 ],
113 body => [
114 h1 => [ $self->fey_class ],
115 $layout_picker,
116 form => { method=>'post' } => [
117 $form,
118 ],
119 ],
120 ]
121 );
122
123 warn ">>> $layout ",length( $html ),"\n";
124
125 $req->print( $html );
126 $req->next;
127
128 $f = { $req->params };
129
130 process_links( $req );
131 }
132
133 warn "NO WAY OUT!";
134 };
135
136 1;

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