lib/Frey/Action.pm

package Frey::Action;
use Moose;
extends 'Frey::PPI';
with 'Frey::Web';
with 'Frey::Config';

use Clone qw/clone/;
use Data::Dump qw/dump/;

=head1 DESCRIPTION

Invoke any L<Frey> object creating html for with various default parameters
if not supplied at invocation.

=cut

has 'class' => (
        is => 'rw',
        isa => 'Str',
        required => 1,
);

has 'params' => (
        is => 'rw',
        isa => 'HashRef',
        default => sub { {} },
);

=head2 required

  my @required_attributes = $self->required;
  my $required_attributes = $self->required;

=cut

sub required {
        my ( $self ) = @_;
        $self->load_class( $self->class );
        my @required = 
                grep {
                        defined $_ && $_->can('name') && !defined( $self->params->{ $_->name } )
                }
                map {
                        my $attr = $self->class->meta->get_attribute($_);
                        $attr->is_required && $attr;
                } $self->class->meta->get_attribute_list;

        warn "## required = ",dump( map { $_->name } @required ), " for ", $self->class if @required && $self->debug;
        return @required if wantarray;
        return \@required;
}

=head2 attributes

Generated from attributes specified in code (extracted using L<Frey::PPI>)
and required atributes

  my @class_attributes = $self->attributes;
  my @class_attributes = $self->attributes;

=cut

sub attributes {
        my ( $self ) = @_;
        my $a;
        my @attrs = @{ $self->attribute_order };
        @attrs = map {  $a->{$_}++; $_ } @attrs;
        push @attrs, $_ foreach grep { ! $a->{$_} } map { $_->name } @{ $self->required };
        warn "# attributes = ",dump( @attrs ) if $self->debug;
        return @attrs if wantarray;
        return \@attrs;
}

=head2 params_form

  my  $html                  = $self->params_form;
  my ($html,$default_params) = $self->params_form;

=cut

sub params_form {
        my ( $self ) = @_;
        my @required = $self->required;
        if ( ! @required ) {
                warn "all params available ", dump( $self->params ), " not creating form" if $self->debug;
                return (undef,$self->params) if wantarray;
                return;
        } else {
                warn $self->class, " required params ", map { $_->dump(2) } @required if $self->debug;
        }

        my $class = $self->class;

        $self->load_class( $class );

        my $default = clone $self->params; # XXX we really don't want to modify params!

        my $config_params = {};
        $config_params = $self->config($class);
        warn "# $class config = ",dump( $config_params ) if $self->debug;

        my $form;

        foreach my $name ( grep { ! $class->meta->get_attribute($_)->is_lazy } $self->attributes ) {
                my $attr_type = '';
                my $type = $name =~ m/^pass/ ? 'password' : 'text';
                my $label = $name;
                my $value = '';
                my $label_title = '';
                my $value_html = '';
                if ( ref($config_params) eq 'HASH' ) {
                        $value = $config_params->{$name};
                } elsif ( ref($config_params) eq 'ARRAY' ) {
                        $value_html = qq|<select name="$name">| . join("\n",
                                map {
                                        my $v = $_->{$name};
                                        qq|<option value="$v">$v</option>|
                                } @$config_params
                        ) . qq|</select>|;
                        $default->{$name} = $config_params->[0]->{$name};
                } elsif ( my $attr = $class->meta->get_attribute( $name ) ) {
                        if ( $attr->has_type_constraint ) {
                                $attr_type = $attr->type_constraint->name;
                                if ( $attr->type_constraint->can('values') ) {
                                        $value_html = qq|<select name="$name">| . join("\n",
                                                map { qq|<option value="$_">$_</option>| } @{ $attr->type_constraint->values }
                                        ) . qq|</select>|;
                                } elsif ( $attr_type !~ m{^(Str|Int)$} ) {
                                        $value_html = qq|<textarea name="$name" title="$attr_type">$value</textarea>|;
                                }
                        }
                        $value = $attr->default( $name ) if ! $value && $attr->has_default;
                        $label_title = qq| title="| . $attr->documentation . qq|"| if $attr->has_documentation;
                } else {
                        warn "wired attribute $name";
                }

                $value_html = qq|<input type="$type" name="$name" title="$attr_type" value="$value">| unless $value_html;

                $default->{$name} = $value unless defined $default->{$name};

#               warn "# required $name ", $class->meta->get_attribute( $name )->dump( 2 );
                $form .= qq|<label for="$name"$label_title>$label</label>| . $value_html;
        }
        my $html = qq|<h1>$class params</h1><form method="post">$form<input type="submit" value="Run $class"></form>|;
        push @{ $self->status }, { 'Params' =>
                {
                        'Config'  => $config_params,
                        'Default' => $default
                },
        };

        return ($html,$default) if wantarray;
        return $html;
}

1;
1	dpavlin	369	package Frey::Action;
2			use Moose;
3			extends 'Frey::PPI';
4			with 'Frey::Web';
5			with 'Frey::Config';
6
7	dpavlin	386	use Clone qw/clone/;
8	dpavlin	369	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			=cut
16
17			has 'class' => (
18			is => 'rw',
19			isa => 'Str',
20			required => 1,
21			);
22
23			has 'params' => (
24			is => 'rw',
25			isa => 'HashRef',
26			default => sub { {} },
27			);
28
29			=head2 required
30
31			my @required_attributes = $self->required;
32			my $required_attributes = $self->required;
33
34			=cut
35
36			sub required {
37			my ( $self ) = @_;
38			$self->load_class( $self->class );
39			my @required =
40	dpavlin	435	grep {
41			defined $_ && $_->can('name') && !defined( $self->params->{ $_->name } )
42			}
43	dpavlin	430	map {
44	dpavlin	435	my $attr = $self->class->meta->get_attribute($_);
45			$attr->is_required && $attr;
46	dpavlin	369	} $self->class->meta->get_attribute_list;
47
48	dpavlin	386	warn "## required = ",dump( map { $_->name } @required ), " for ", $self->class if @required && $self->debug;
49	dpavlin	369	return @required if wantarray;
50			return \@required;
51			}
52
53			=head2 attributes
54
55			Generated from attributes specified in code (extracted using L<Frey::PPI>)
56			and required atributes
57
58			my @class_attributes = $self->attributes;
59			my @class_attributes = $self->attributes;
60
61			=cut
62
63			sub attributes {
64			my ( $self ) = @_;
65			my $a;
66			my @attrs = @{ $self->attribute_order };
67			@attrs = map { $a->{$_}++; $_ } @attrs;
68			push @attrs, $_ foreach grep { ! $a->{$_} } map { $_->name } @{ $self->required };
69	dpavlin	386	warn "# attributes = ",dump( @attrs ) if $self->debug;
70	dpavlin	369	return @attrs if wantarray;
71			return \@attrs;
72			}
73
74			=head2 params_form
75
76	dpavlin	386	my $html = $self->params_form;
77			my ($html,$default_params) = $self->params_form;
78	dpavlin	369
79			=cut
80
81			sub params_form {
82			my ( $self ) = @_;
83			my @required = $self->required;
84			if ( ! @required ) {
85	dpavlin	414	warn "all params available ", dump( $self->params ), " not creating form" if $self->debug;
86	dpavlin	386	return (undef,$self->params) if wantarray;
87	dpavlin	369	return;
88			} else {
89	dpavlin	390	warn $self->class, " required params ", map { $_->dump(2) } @required if $self->debug;
90	dpavlin	369	}
91
92			my $class = $self->class;
93
94			$self->load_class( $class );
95
96	dpavlin	386	my $default = clone $self->params; # XXX we really don't want to modify params!
97	dpavlin	369
98	dpavlin	386	my $config_params = {};
99			$config_params = $self->config($class);
100			warn "# $class config = ",dump( $config_params ) if $self->debug;
101	dpavlin	369
102	dpavlin	386	my $form;
103
104	dpavlin	369	foreach my $name ( grep { ! $class->meta->get_attribute($_)->is_lazy } $self->attributes ) {
105	dpavlin	414	my $attr_type = '';
106	dpavlin	369	my $type = $name =~ m/^pass/ ? 'password' : 'text';
107	dpavlin	372	my $label = $name;
108	dpavlin	369	my $value = '';
109	dpavlin	372	my $label_title = '';
110	dpavlin	369	my $value_html = '';
111	dpavlin	386	if ( ref($config_params) eq 'HASH' ) {
112			$value = $config_params->{$name};
113			} elsif ( ref($config_params) eq 'ARRAY' ) {
114	dpavlin	369	$value_html = qq\|<select name="$name">\| . join("\n",
115			map {
116			my $v = $_->{$name};
117			qq\|<option value="$v">$v</option>\|
118	dpavlin	386	} @$config_params
119	dpavlin	369	) . qq\|</select>\|;
120	dpavlin	386	$default->{$name} = $config_params->[0]->{$name};
121	dpavlin	369	} elsif ( my $attr = $class->meta->get_attribute( $name ) ) {
122	dpavlin	372	if ( $attr->has_type_constraint ) {
123	dpavlin	399	$attr_type = $attr->type_constraint->name;
124	dpavlin	372	if ( $attr->type_constraint->can('values') ) {
125			$value_html = qq\|<select name="$name">\| . join("\n",
126			map { qq\|<option value="$_">$_</option>\| } @{ $attr->type_constraint->values }
127			) . qq\|</select>\|;
128			} elsif ( $attr_type !~ m{^(Str\|Int)$} ) {
129			$value_html = qq\|<textarea name="$name" title="$attr_type">$value</textarea>\|;
130			}
131	dpavlin	369	}
132	dpavlin	372	$value = $attr->default( $name ) if ! $value && $attr->has_default;
133			$label_title = qq\| title="\| . $attr->documentation . qq\|"\| if $attr->has_documentation;
134	dpavlin	369	} else {
135			warn "wired attribute $name";
136			}
137	dpavlin	372
138			$value_html = qq\|<input type="$type" name="$name" title="$attr_type" value="$value">\| unless $value_html;
139
140	dpavlin	386	$default->{$name} = $value unless defined $default->{$name};
141
142	dpavlin	369	# warn "# required $name ", $class->meta->get_attribute( $name )->dump( 2 );
143	dpavlin	386	$form .= qq\|<label for="$name"$label_title>$label</label>\| . $value_html;
144	dpavlin	369	}
145	dpavlin	390	my $html = qq\|<h1>$class params</h1><form method="post">$form<input type="submit" value="Run $class"></form>\|;
146			push @{ $self->status }, { 'Params' =>
147			{
148			'Config' => $config_params,
149			'Default' => $default
150			},
151			};
152	dpavlin	369
153	dpavlin	386	return ($html,$default) if wantarray;
154	dpavlin	369	return $html;
155			}
156
157			1;