| 1 |
package Frey::Action; |
| 2 |
use Moose; |
| 3 |
extends 'Frey::PPI'; |
| 4 |
with 'Frey::Web'; |
| 5 |
with 'Frey::Config'; |
| 6 |
|
| 7 |
use Clone qw/clone/; |
| 8 |
use Data::Dump qw/dump/; |
| 9 |
|
| 10 |
=head1 DESCRIPTION |
| 11 |
|
| 12 |
Invoke any L<Frey> object creating html for with various default parameters |
| 13 |
if not supplied at invocation. |
| 14 |
|
| 15 |
You can force rendering of fields if you define C<render_attribute> sub with |
| 16 |
desired rendering as in: |
| 17 |
|
| 18 |
sub render_pipe { 'radio' } |
| 19 |
|
| 20 |
=cut |
| 21 |
|
| 22 |
has 'class' => ( |
| 23 |
is => 'rw', |
| 24 |
isa => 'Str', |
| 25 |
required => 1, |
| 26 |
); |
| 27 |
|
| 28 |
has 'params' => ( |
| 29 |
is => 'rw', |
| 30 |
isa => 'HashRef', |
| 31 |
default => sub { {} }, |
| 32 |
); |
| 33 |
|
| 34 |
has 'input_step_size' => ( |
| 35 |
documentation => 'Resize input fields by this step', |
| 36 |
is => 'rw', |
| 37 |
isa => 'Int', |
| 38 |
# required => 1, |
| 39 |
default => 20, |
| 40 |
); |
| 41 |
|
| 42 |
=head2 required |
| 43 |
|
| 44 |
my @required_attributes = $self->required; |
| 45 |
my $required_attributes = $self->required; |
| 46 |
|
| 47 |
=cut |
| 48 |
|
| 49 |
sub required { |
| 50 |
my ( $self ) = @_; |
| 51 |
$self->load_class( $self->class ); |
| 52 |
|
| 53 |
my @required = |
| 54 |
grep { |
| 55 |
defined $_ && $_->can('name') && |
| 56 |
! defined( $self->params->{ $_->name } ) && |
| 57 |
! $_->is_lazy |
| 58 |
} |
| 59 |
map { |
| 60 |
my $attr = $self->class->meta->get_attribute($_); |
| 61 |
blessed $attr && $attr->is_required && $attr; |
| 62 |
} $self->class->meta->get_attribute_list; |
| 63 |
|
| 64 |
warn "## required = ",dump( map { $_->name } @required ), " for ", $self->class if @required && $self->debug; |
| 65 |
return @required if wantarray; |
| 66 |
return \@required; |
| 67 |
} |
| 68 |
|
| 69 |
=head2 attributes |
| 70 |
|
| 71 |
Generated from attributes specified in code (extracted using L<Frey::PPI>) |
| 72 |
and required atributes |
| 73 |
|
| 74 |
my @class_attributes = $self->attributes; |
| 75 |
my @class_attributes = $self->attributes; |
| 76 |
|
| 77 |
=cut |
| 78 |
|
| 79 |
sub attributes { |
| 80 |
my ( $self ) = @_; |
| 81 |
my $a; |
| 82 |
my @attrs = @{ $self->attribute_order }; |
| 83 |
@attrs = map { $a->{$_}++; $_ } @attrs; |
| 84 |
push @attrs, $_ foreach grep { ! $a->{$_} } map { $_->name } @{ $self->required }; |
| 85 |
warn "# attributes = ",dump( @attrs ) if $self->debug; |
| 86 |
return @attrs if wantarray; |
| 87 |
return \@attrs; |
| 88 |
} |
| 89 |
|
| 90 |
=head2 params_form |
| 91 |
|
| 92 |
my $html = $self->params_form; |
| 93 |
my ($html,$default_params) = $self->params_form; |
| 94 |
|
| 95 |
=cut |
| 96 |
|
| 97 |
sub params_form { |
| 98 |
my ( $self ) = @_; |
| 99 |
my @required = $self->required; |
| 100 |
if ( ! @required ) { |
| 101 |
warn "all params available ", dump( $self->params ), " not creating form" if $self->debug; |
| 102 |
return (undef,$self->params) if wantarray; |
| 103 |
return; |
| 104 |
} else { |
| 105 |
warn $self->class, " required params ", map { $_->dump(2) } @required if $self->debug; |
| 106 |
} |
| 107 |
|
| 108 |
my $class = $self->class; |
| 109 |
|
| 110 |
$self->load_class( $class ); |
| 111 |
|
| 112 |
my $default = clone $self->params; # XXX we really don't want to modify params! |
| 113 |
|
| 114 |
my $params_config = {}; |
| 115 |
$params_config = $self->config($class); |
| 116 |
warn "# $class config = ",dump( $params_config ) if $self->debug; |
| 117 |
|
| 118 |
my $form; |
| 119 |
my $form_id = $class; |
| 120 |
$form_id =~ s{\W+}{_}g; |
| 121 |
|
| 122 |
sub select_values { |
| 123 |
my ( $name, $attr_type, $values ) = @_; |
| 124 |
|
| 125 |
$attr_type ||= '?' and warn "$name doesn't have attr_type"; |
| 126 |
|
| 127 |
my $max_value_len = 0; |
| 128 |
my @values; |
| 129 |
my $html = ''; |
| 130 |
|
| 131 |
foreach ( @$values ) { |
| 132 |
my $v = ref($_) eq 'HASH' ? $_->{$name} : $_; |
| 133 |
warn "## value '$v'"; |
| 134 |
push @values, $v; |
| 135 |
$max_value_len = length($v) if length($v) > $max_value_len; |
| 136 |
} |
| 137 |
|
| 138 |
warn "# max_value_len: $max_value_len"; |
| 139 |
my $render = eval $class . '->render_' . $name; |
| 140 |
warn "## render $@"; |
| 141 |
|
| 142 |
if ( $#values > 3 && $render !~ m{radio} ) { |
| 143 |
my $options = join("\n", |
| 144 |
map { |
| 145 |
qq|<option value="$_">$_</option>|; |
| 146 |
} @values |
| 147 |
); |
| 148 |
# onchange="alert(this.options[this.selectedIndex].value);" |
| 149 |
$html = qq| |
| 150 |
<select title="$attr_type" name="$name"> |
| 151 |
$options |
| 152 |
</select> |
| 153 |
| if $options; |
| 154 |
} else { |
| 155 |
my $delimiter = $max_value_len > $self->input_step_size ? qq|<br>| : ''; |
| 156 |
my $radio = |
| 157 |
# $delimiter . |
| 158 |
join("\n", |
| 159 |
map { strip(qq| |
| 160 |
<span title="$attr_type"> |
| 161 |
<input type="radio" name="$name" value="$_"> |
| 162 |
$_ |
| 163 |
</span> |
| 164 |
$delimiter |
| 165 |
|) } @values |
| 166 |
); |
| 167 |
if ( $radio ) { |
| 168 |
|
| 169 |
my $size = int( $max_value_len / $self->input_step_size ) + 1; |
| 170 |
$size = 5 if $size > 5; |
| 171 |
$size *= $self->input_step_size; |
| 172 |
$radio .= qq| |
| 173 |
<span> |
| 174 |
<input type="radio" name="$name" value=" " onclick="document.getElementById('new-$name').focus();" > |
| 175 |
<input type="text" name="new-$name" id="new-$name" onchange="clear_radio('$form_id','$name'); this.disable = false;" onblur="this.disable = true;" title="enter new value" size="$size"> |
| 176 |
</span> |
| 177 |
|; |
| 178 |
} |
| 179 |
$html = qq|<div style="display: block;">$radio</div>|; |
| 180 |
} |
| 181 |
|
| 182 |
return |
| 183 |
# qq|<input type="text" name="$name">| . |
| 184 |
$html |
| 185 |
} |
| 186 |
|
| 187 |
|
| 188 |
foreach my $checkbox ( split(/\s+/, $default->{'frey-checkboxes'} ) ) { |
| 189 |
next if defined $default->{ $checkbox }; |
| 190 |
|
| 191 |
$default->{ $checkbox } = 0; |
| 192 |
$self->params->{ $checkbox } = 0; |
| 193 |
warn "# checkbox $checkbox not ticked"; |
| 194 |
} |
| 195 |
|
| 196 |
my @checkboxes; |
| 197 |
|
| 198 |
my $label_width = 1; # minimum |
| 199 |
|
| 200 |
foreach my $name ( |
| 201 |
grep { |
| 202 |
die "$_ doesn't have meta" unless $class->can('meta'); |
| 203 |
! $class->meta->get_attribute($_)->is_lazy |
| 204 |
&& ! defined $default->{$_} |
| 205 |
&& ! m{^_} # skip _private |
| 206 |
} $self->attributes |
| 207 |
) { |
| 208 |
my $attr_type = ''; |
| 209 |
my $type = $name =~ m/^pass/ ? 'password' : 'text'; |
| 210 |
my $label = $name; |
| 211 |
my $label_title = ''; |
| 212 |
my $value_html = ''; |
| 213 |
|
| 214 |
my $attr = $class->meta->get_attribute( $name ); |
| 215 |
$attr_type = $attr->type_constraint->name if $attr->has_type_constraint; |
| 216 |
|
| 217 |
my $value = |
| 218 |
defined $default->{$name} ? $default->{$name} : |
| 219 |
$attr->has_default ? $attr->default( $name ) : |
| 220 |
''; |
| 221 |
|
| 222 |
if ( ref($params_config) eq 'HASH' && defined $params_config->{$name} ) { |
| 223 |
$value = $params_config->{$name}; |
| 224 |
} elsif ( ref($params_config) eq 'ARRAY' ) { |
| 225 |
$value_html = select_values( $name, $attr_type, $params_config ); |
| 226 |
$default->{$name} = $params_config->[0]->{$name}; |
| 227 |
} elsif ( $attr->has_type_constraint && $attr->type_constraint->can('values') ) { |
| 228 |
$value_html = select_values( $name, $attr_type, $attr->type_constraint->values ); |
| 229 |
} elsif ( $attr_type =~ m{^Bool} ) { |
| 230 |
my $suffix = ''; |
| 231 |
$suffix = ' checked' if $value; |
| 232 |
$value_html = qq|<input type="checkbox" name="$name" title="$attr_type" value="$value"$suffix>|; |
| 233 |
push @checkboxes, $name; |
| 234 |
} elsif ( ! defined $value ) { |
| 235 |
$value_html = qq|<tt id="$name">undef</tt><!-- $name = undef -->|; # FIXME if $self->debug |
| 236 |
} elsif ( $attr_type !~ m{^(Str|Int)$} || $value =~ $Frey::Web::re_html || $name =~ m{text} ) { |
| 237 |
$value_html = qq|<textarea name="$name" title="$attr_type">$value</textarea>|; |
| 238 |
} |
| 239 |
|
| 240 |
$label_title = qq| title="| . $attr->documentation . qq|"| if $attr->has_documentation; |
| 241 |
|
| 242 |
$default->{$name} = $value unless defined $default->{$name}; |
| 243 |
|
| 244 |
my $size = ( int( length($value) / $self->input_step_size ) + 1 ) * $self->input_step_size; |
| 245 |
$value_html = qq|<input type="$type" name="$name" title="$attr_type" value="$value" size="$size">| unless $value_html; |
| 246 |
|
| 247 |
# warn "# required $name ", $class->meta->get_attribute( $name )->dump( 2 ); |
| 248 |
$form .= qq|<label for="$name"$label_title>$label</label>$value_html<br>|; |
| 249 |
my $ll = length($label); |
| 250 |
$label_width = $ll if $ll > $label_width; |
| 251 |
} |
| 252 |
$form .= qq|<input type="hidden" name="frey-checkboxes" value="| . join(' ', @checkboxes) . qq|">| if @checkboxes; |
| 253 |
|
| 254 |
$self->add_js('static/Frey/Action.js'); |
| 255 |
|
| 256 |
$self->add_css(qq| |
| 257 |
label,input { |
| 258 |
display: block; |
| 259 |
float: left; |
| 260 |
margin-bottom: 10px; |
| 261 |
} |
| 262 |
|
| 263 |
input:focus { |
| 264 |
border-color: #cc0; |
| 265 |
} |
| 266 |
|
| 267 |
label { |
| 268 |
text-align: right; |
| 269 |
width: ${label_width}ex; |
| 270 |
padding-right: 20px; |
| 271 |
} |
| 272 |
|
| 273 |
br { |
| 274 |
clear: left; |
| 275 |
} |
| 276 |
|); |
| 277 |
|
| 278 |
my $html; |
| 279 |
|
| 280 |
# http://www.quirksmode.org/oddsandends/forms.html |
| 281 |
# $form =~ s{<([^>]+)(name=")([^"]+)(")([^>]*)>}{<$1$2$3$4 id="$3" $5}gs; |
| 282 |
|
| 283 |
$html = qq| |
| 284 |
<h1>$class params</h1> |
| 285 |
<form name="$form_id" id="$form_id" method="post"> |
| 286 |
$form |
| 287 |
<input type="submit" value="Run $class"> |
| 288 |
</form> |
| 289 |
| if $form; |
| 290 |
|
| 291 |
$self->add_status({ |
| 292 |
$self->class => { |
| 293 |
params => $self->params, |
| 294 |
params_config => $params_config, |
| 295 |
default => $default, |
| 296 |
}, |
| 297 |
}); |
| 298 |
|
| 299 |
return ($html,$default) if wantarray; |
| 300 |
return $html; |
| 301 |
} |
| 302 |
|
| 303 |
=head1 SEE ALSO |
| 304 |
|
| 305 |
L<http://www.quirksmode.org/css/forms.html> for info on CSS2 forms |
| 306 |
|
| 307 |
=cut |
| 308 |
|
| 309 |
1; |
Parent Directory
| 
Revision Log