P4Cms_Form_Element_NestedCheckbox Class Reference

Extends Zend_Form_Element_MultiCheckbox to support nesting items in UL's. More...

Inheritance diagram for P4Cms_Form_Element_NestedCheckbox:

List of all members.

Public Member Functions
	isValid ($value, $context=null)
	Extends parent to ensure the 'InArray' validator gets a recursively flattened list of valid inputs.
Public Attributes
	$helper = 'formNestedCheckbox'

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Detailed Description

Extends Zend_Form_Element_MultiCheckbox to support nesting items in UL's.

This class simply sets the view helper which does all the actual work.

Copyright:

2011-2012 Perforce Software. All rights reserved

License:

Please see LICENSE.txt in top-level folder of this distribution.

Version:

2012.2/486814

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Member Function Documentation

P4Cms_Form_Element_NestedCheckbox::isValid	(	$	value,
		$	context = null
	)

Extends parent to ensure the 'InArray' validator gets a recursively flattened list of valid inputs.

Parameters:

string	$value	name of checkbox to validate
mixed	$context	optional context

Returns:

bool

    {
        if ($this->registerInArrayValidator()) {
            if (!$this->getValidator('InArray')) {
                $options = array();

                // create a recursive function we will use to flatten
                // the multi-dimensional array of options
                $flatten = function($array, &$flat) use (&$flatten)
                {
                    foreach ($array as $optValue => $optLabel) {
                        if (is_array($optLabel)) {
                            $flatten($optLabel, $flat);
                            continue;
                        }

                        $flat[] = $optValue;
                    }
                };

                // populate options with the flattened version of multi-option values
                $flatten($this->getMultiOptions(), $options);

                $this->addValidator(
                    'InArray',
                    true,
                    array($options)
                );
            }
        }
        return parent::isValid($value, $context);
    }

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Member Data Documentation

P4Cms_Form_Element_NestedCheckbox::$helper = 'formNestedCheckbox'

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The documentation for this class was generated from the following file:

• NestedCheckbox.php