Adding Custom Fields to Wordpress Comments

gistfile1.aw

/* Setup our custom fields variable */
global $custom_comment_meta_LA;

$custom_comment_meta_LA = array(
	'rating' => '<p class="comment-form-rating"><input id="rating" name="rating" size="30" type="hidden" value="0" /></p>',
	'vote_count' => '<p class="comment-form-vote_count"><input id="vote_count" name="vote_count" size="30" type="hidden" value="0" /></p>'
	// 'file' => '<label for="image">Booooosh</label><input type="file" name="image" size="31" />'
);

/* Add our custom fields into comment form */

function add_custom_meta_fields( $defaults ) {
	
	global $custom_comment_meta_LA;

	foreach( $custom_comment_meta_LA as $key => $value )	{
		$defaults['fields'][ $key ] = $value;
	}

	// Remove website default comment field
	unset( $defaults['fields']['url'] );


	return $defaults;
}

add_action( 'comment_form_defaults', 'add_custom_meta_fields' );

function add_custom_meta_fields_logged_in ( ) {
	global $custom_comment_meta_LA;
	foreach ( $custom_comment_meta_LA as $field_html )	{
		echo $field_html . "\n";
	}
} 

add_action( 'comment_form_logged_in_after', 'add_custom_meta_fields_logged_in' );