/[Frey]/trunk/lib/Frey/Web/Item.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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Contents of /trunk/lib/Frey/Web/Item.pm

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Revision 123 - (show annotations)
Mon Jul 14 21:45:59 2008 UTC (15 years, 9 months ago) by dpavlin
File size: 5039 byte(s)
split CRUD buttons out from Row and leave Item without any buttons
1 package Frey::Web::Item;
2
3 use Data::Dump qw/dump/;
4 use Carp qw/carp/;
5
6 use Moose;
7 extends 'Frey::Web::Button';
8 #with 'BonusTypes';
9
10 use Moose::Util::TypeConstraints;
11
12 enum 'Render_as' => qw( view edit none );
13 has render_as => ( is => 'rw', isa => 'Render_as', required => 1, default => 'view' );
14
15 has fey => (
16 is => 'rw',
17 isa => 'Object', # FIXME Strix::User?
18 # required => 1, # XXX if we require it we can't have Add form
19 );
20
21 has fey_class => (
22 is => 'rw',
23 isa => 'Str',
24 required => 1,
25 );
26
27 enum 'Layouts' => qw( div table columns );
28 has layout => (
29 is => 'rw',
30 isa => 'Layouts',
31 default => 'div',
32 required => 1,
33 );
34
35 has 'display_columns' => (
36 is => 'rw',
37 isa => 'ArrayRef[Str]',
38 lazy_build => 1,
39 );
40
41 sub id {
42 my $self = shift;
43 carp "LEGACY: called ->id";
44 $self->fey->id if $self->fey;
45 }
46
47 sub set_from_hash {
48 my ($self, $f) = @_;
49 my $attrmap = $self->fey->meta->get_attribute_map if $self->fey;
50 my $hash;
51 foreach my $name ( @{ $self->display_columns } ) {
52 my $field_name = $self->field_name($name);
53 if(defined $f->{$field_name}) {
54 $hash->{ $name } = $f->{$field_name};
55
56 if ( defined $attrmap->{$name} ) {
57 my $writer = $attrmap->{$name}->get_write_method;
58 $self->fey->$writer($f->{$field_name});
59 } else {
60 warn "can't store value back into fey->$name";
61 }
62 }
63 }
64 warn "# set_from_hash ", $self->uuid," produced hash = ",dump( $hash ) if $hash;
65 return $hash;
66 }
67
68 sub render_iterator {
69 confess "BACKWARD INCOMATIBLE CHANGE: render_iterator works ONLY with 2 params!" unless $#_ == 1;
70 my ($self, $iterator) = @_;
71 my $out;
72 # my %attrmap = %{ $self->meta->get_attribute_map };
73 # while( my ($name, $attr) = each %attrmap ) {
74 # my $reader = $attr->get_read_method;
75 # my $val = $self->$reader || '';
76 foreach my $name ( @{ $self->display_columns } ) {
77 my $field_name = $self->field_name($name);
78 my $val;
79 $val = $self->fey->$name if $self->fey && $self->fey->can($name);
80 $out .= $iterator->( $name, $field_name, ucfirst($name), $val ) || ''; # || '' to shut warnings
81 }
82 return $out;
83 }
84
85 sub main {
86 my ( $self ) = @_;
87
88 warn "# ",$self->uuid, " [", $self->id ,"] fey = ",dump( $self->fey );
89
90 while(1) {
91 my $out;
92 if ( $self->render_as eq 'edit' ) {
93 $out .= $self->render_edit;
94 } elsif ( $self->render_as eq 'view' ) {
95 $out .= $self->render_view;
96 } else {
97 warn "no renderer ",dump( $self->render_as ), " skipping...";
98 }
99
100 warn $@ if $@;
101 warn ">>> ",length($out),"\n";
102 my $f = $self->next($out);
103 $self->set_from_hash($f);
104 $self->exec_buttons($f);
105 }
106 };
107
108 sub render_edit {
109 my $self = shift;
110 warn "# render_edit ",$self->id," ",$self->uuid, " ", $self->layout, "\n";
111 my $out = $self->render_iterator( sub {
112 #warn "# edit render_iterator ",dump( @_ );
113 my ( $name, $field_name, $label, $val ) = @_;
114 return if $name =~ /^_/;
115 $val ||= '';
116 return qq|
117 <tr class="editform">
118 <td class="label">$label</td>
119 <td class="field">
120 <input type=text id="$field_name" name="$field_name" value="$val">
121 </td>
122 </tr>
123 | if $self->layout eq 'table';
124 return qq|
125 <td class="field">
126 <input type=text id="$field_name" name="$field_name" value="$val">
127 </td>
128 | if $self->layout eq 'columns';
129 return qq|
130 <div class=fieldholder>
131 <label for="$field_name">$label</label>
132 <div class=field>
133 <input type=text id="$field_name" name="$field_name" value="$val">
134 </div>
135 </div>
136 |;
137 });
138
139 return qq|<tr class="editform">$out<td>| . $self->render_buttons . qq|</td></tr>| if $self->layout eq 'columns';
140
141 $self->render_wrapper_class( $out, 'editform' );
142 }
143
144 sub render_view {
145 my $self = shift;
146 warn "# render_view ",$self->id," ",$self->uuid," ", $self->layout,"\n";
147 my $out = $self->render_iterator( sub {
148 #warn "# view render_iterator ",dump( @_ );
149 my ( $name, $field_name, $label, $val ) = @_;
150 return if $name =~ /^_/;
151 $val ||= '';
152 return qq|<tr><td>$label</td><td>$val</td></tr>| if $self->layout eq 'table';
153 return qq|<td>$val</td>| if $self->layout eq 'columns';
154 return qq|
155 <div class=fieldholder>
156 <div class=label>$label</div>
157 <div class=field>$val</div>
158 </div>
159 </div>
160 |;
161 });
162 return qq|<tr>$out<td>| . $self->render_buttons . qq|</td></tr>| if $self->layout eq 'columns';
163 $self->render_wrapper_class( $out, 'view' );
164 }
165
166 sub render_wrapper_class {
167 my ( $self, $out, $class ) = @_;
168 if ( length($out) == 0 ) {
169 carp "no output, skipping";
170 return '<!-- no output -->';
171 }
172 $out =~ s/^\t+//mg; # XXX compress output
173 return $out . qq|<tr><td colspan=2>| . $self->render_buttons . qq|</td></tr>| if $self->layout eq 'table';
174 return qq|<div class="$class">| . $out . $self->render_buttons . qq|</div>|;
175 }
176
177 sub _build_display_columns {
178 my $self = shift;
179
180 my $m = $self->fey_class->meta;
181
182 my @cols;
183
184 foreach ( $m->get_attribute_list ) {
185 my $attr = $m->get_attribute( $_ );
186 warn "_build_display_columns $_\n" if $self->debug;
187 # FIXME primary key would have to be read-only!
188 push @cols, $_;
189 }
190
191 warn "## display_columns ",dump( @cols ) if $self->debug;
192
193 return \@cols;
194 }
195
196 1;

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