smarty 颜色选择框扩展

 * Name:     color_options
 * Input:
 *           - name       (optional) - string default "color"
 *           - selected   (optional) - string default not set
 * @author andsky 
 * @param array
 * @param Smarty
 * @return string
 */
function smarty_function_color_options($params, &$smarty)
{
    
    $name = empty( $params['name'] ) ? 'color' : $params['name'];
	$colors=array(
					"skyblue",
					"royalblue",
					"blue",
					"darkblue",
					"orange",
					"orangered",
					"crimson",
					"red",
					"firebrick",
					"darkred",
					"green",
					"limegreen",
					"seagreen",
					"teal",
					"deeppink",
					"tomato",
					"coral",
					"purple",
					"indigo",
					"burlywood",
					"sandybrown",
					"sienna",
					"chocolate",
					"silver"
				);
	$_html_result = ''."\n";
	foreach ($colors as $c){
				$sel = '';
				if ( isset($params['selected']) && $params['selected'] == $c )
				{
					$sel = ' selected="selected"';
				}
				
				$_html_result .= "\n";
	}

	 $_html_result = '' . "\n" . $_html_result . '' . "\n";
    
    return $_html_result;

}


?>