Как правильно использовать имена полей из fieldset для вставки значений в data в контроллере компоне? - Joomla 3.x: Общие вопросы

https://docs.joomla.org/Checkboxes_form_field_type

<fields name="meta" label="JGLOBAL_FIELDSET_METADATA_OPTIONS">
		<fieldset name="meta" label="JGLOBAL_FIELDSET_METADATA_OPTIONS">
			<field name="keywords" type="textarea"
				label="JFIELD_META_KEYWORDS_LABEL"
				description="JFIELD_META_KEYWORDS_DESC"
				rows="3"
				cols="30" />
			<field name="description" type="textarea"
				label="JFIELD_META_DESCRIPTION_LABEL"
				description="JFIELD_META_DESCRIPTION_DESC"
				rows="3"
				cols="30" />
			<field name="image" type="media"
				label="JFIELD_META_IMAGE_LABEL"
				description="JFIELD_META_IMAGE_DESC" />
			<field name="robots" type="list"
				label="JFIELD_METADATA_ROBOTS_LABEL"
				description="JFIELD_METADATA_ROBOTS_DESC">
				<option value="">JGLOBAL_USE_GLOBAL</option>
				<option value="index, follow">JGLOBAL_INDEX_FOLLOW</option>
				<option value="noindex, follow">JGLOBAL_NOINDEX_FOLLOW</option>
				<option value="index, nofollow">JGLOBAL_INDEX_NOFOLLOW</option>
				<option value="noindex, nofollow">JGLOBAL_NOINDEX_NOFOLLOW</option>
			</field>
			<field name="author" type="text"
				label="JAUTHOR"
				description="JFIELD_METADATA_AUTHOR_DESC"
				size="20" />
			<field name="rights" type="textarea" 
				label="JFIELD_META_RIGHTS_LABEL"
				description="JFIELD_META_RIGHTS_DESC" 
				required="false"
				filter="string"
				cols="30"
				rows="2" />
		</fieldset>
	</fields>

 $this->form->renderFieldset('meta');

$fields = $form->getFieldset('myname');
foreach ($fields as $field) {
    if( !in_array($field->fieldname, $data) && $field->type == 'Checkbox' )
    {
        $data[$field->fieldname] = 0;
    }
}