/ 
HTML-FormStructure-0.01
River stage zero No dependents
/ HTML::FormStructure

NAME

HTML::FormStructure - Holder and Accessor of HTML FORM definition

SYNOPSIS

use HTML::FormStructure;
use CGI;
$form = HTML::FormStructure->new([{
    name   => 'user_name',
    type   => 'text',
    more   => 6,
    less   => 255,
    column => 1,
},{
    name   => 'email',
    type   => 'text',
    more   => 1,
    less   => 255,
    be     => [qw(valid_email)],
    column => 1,
},{
    name    => 'sex',
    type    => 'radio',
    value   => [1,2],
    checked => 1,
    column  => 1,
},{
    name    => 'birthday',
    type    => 'text',
    be      => [qw(valid_date)],
    more    => 1,
    less    => 255,
    column  => 1,
    consist => [{
	name => 'year',
	type => 'text',
	more => 1,
	less => 4,
	be   => [qw(is_only_number)],
    },{
	name => 'month',
	type => 'text',
	more => 1,
	less => 2,
	be   => [qw(is_only_number)],
    },{
	name => 'day',
	type => 'text',
	more => 1,
	less => 2,
	be   => [qw(is_only_number)],
    }],
}],CGI->new);

DESCRIPTION

HTML::FormStructure hold definition of FORM in your script.
It have the part of generating FORM tags, validating via itself,
and storeing cgi(apache request)'s parameters.
You can access this object in the perl souce code or templates.

Form Method

action

$form->action('foo.cgi');
$form->action; # foo.cgi

method

$form->method('POST');
$form->method; # POST

enctype

$form->enctype('multipart/form-data')
$form->enctype; # multipart/form-data

r

# cgi/apache-req alias.
$form->r->param('query_name');
$form->r->param('query_name' => $value);

list_as_array

# return the query objects as array.
@queries = $form->list_as_array;

list_as_arrayref

# return the query objects as arrayref.
$queries = $form->list_as_array;

have

# return the query objects that's defined.
@queries       = $form->have('column');
@error_queries = $form->have('error');
# return the query objects that's equal
@queries = $form->search(type => 'checkbox');

search_like

# return the query objects that's matched.
@queries = $form->search(stored => 'foo');

group

# return that queries objects that's grouped by value.
@queries = $form->group('scratch');

fetch

# get the query object via query name.
$query = $form->fetch('user_name'); # name => 'user_name'

param

# get the query stored value via query name.
# it does not return nothing before $form->store_request called.
$query = $form->fetch('user_name');

store_request

# store the value of cgi/apache-req's param as the 'store'.
$form->store_request;
$user_name = $form->param('user_name');

hashref

# return the key , value of form object.
$hashref = $form->hashref(name => 'store');

query_combine

# combine all of consist query
# each value is stored in r->param.
$form->combine;

validate

# validating each query via "more|less|be"
$form->validate;

error_messages

# return error message.
@error = $form->error_messages;

Query Method

name

# query name
$query->name;
$query->name('val');

type

# query type(text|password|file|hidden|radio|checkbox|select|textarea)
$query->type;
$query->type('val');

value

# query value
$query->value;
$query->value('val');
$query->value([1,2,3]);

checked

# query checked
$query->type('radio')
$query->value('val');
$query->checked('val');
$query->tag; # <input type="radio" value="val" checked>

selected

# query selected
$query->type('selected')
$query->value(['foo','bar','val']);
$query->selected('val');
$query->tag; # <option value="val" selected>

more

# query min size
$query->more('100'); # length 100 checked when validation

less

# query max size
$query->less('100'); # length 100 checked when validation

be

# query validate method name or sub
# called when $form->validate
$query->be([qw(foo bar baz)]); # function or method named
                               # foo,bar,and baz needed in the
                               # current package.
$query->be([sub { $_ eq 'foo' }]);

consist

  # define structure of consisted when form's query_combine called.
  $query->consist([{
    name => 'zip1',
    type => 'text',
  },{
    name => 'zip2',
    type => 'text',
  }]);
  # When query_combine called
  # default
	    for my $q ($query->array_of('consist')) {
		$value .= $self->r->param($q->name);
	    }

  # exists current package 'consist_query_name'
  sub consist_birthday {
      my $query = shift;
      return sprintf "%s-%s-%s",($query->array_of('consist'));
  }
  # See "sub query_combine".

store

# query store cgi/apache-req's param
$query->store;
$query->store($cgi->param($query->name));

column

# query have column
$query->column;
$query->column(1);
$query->column('column_name');

error

# return query error(when validate)
$query->error; # error message
$query->store_error([qw(err1,err2)]);

tag_label

# tag label
$query->tag_label('user name');
# in the template
[% query.tag_label %] : [% query.tag %]
# user name : <input type="text" name="foo">

tag_attr

# tag attribute
$query->tag_attrl('size = "10"');
# in the template
[% query.tag %]
# <input type="text" name="foo" size="10">

tag_desc

# tag description
$query->tag_desc('only number');
# in the template
[% query.tag_label %] : [% query.tag %] *[% query.tag_desc %]
# user name : <input type="text" name="foo"> * only number

tag_val_label

# tag label having key
$query->tag_val_label({ 1 => 'female', 2 => 'male' });
# in the template
[% query.tag %]
# <input type="radio" name="sex" value="1"> female
# <input type="radio" name="sex" value="2"> male

tag_left_in / tag_right_in

$query->tag_val_label({ 1 => 'female', 2 => 'male' });
$query->tag_left_in('<br>');
$query->tag_right_in('<br>');
# in the template
[% query.tag %]
# <input type="radio" name="sex" value="1"> female<br>
# <input type="radio" name="sex" value="2"> male<br>

scratch

# query scratch pad (free space)
$query->scratch;
$query->scratch('foo/bar');

is_checked

# check query is check(it's type is 'radio/checkbox').
$query->is_checked;

is_selected

# check query is selected(it's type is 'select').
$query->is_selected;

tag

# generate query tag
$query->tag;
[% query.tag %]

ClassDBI(tested)

fillin_resource

$hashref = $form->fillin_resource;

table_handler

$form->table_handler;

AUTHOR

Naoto Ishikawa <toona@edge.jp>

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

SEE ALSO