New url_helper anchor tag that allows for an image link - by InsiteFX

MY_url_helper.php

<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');

/**
 * Created with Php Designer 8.
 * Created by: The Development Team.
 * User: Raymond King aka: (InsiteFX)
 * Date: 1/19/2012
 * Time: 6:43:31 PM
 * @copyright 1/15/2012 by Raymond L King.
 *
 * Class name: ./application/helpers/MY_url_helper.php
 *
 * To change this template use File | Settings | File Templates.
 */

// ------------------------------------------------------------------------

/**
 * Anchor Image Link
 *
 * Creates an image anchor based on the local URL.
 *
 * Usage:
 *
 * Controller:
 * $data['img'] = base_url().'assets/images/gravatar.jpg';
 *
 * View:
 * <?php $img =  base_url('assets/images/gravatar.jpg'); ?>
 *
 * <?php echo anchor_img('index.php/welcome', 'Image Test', $attr, $img); ?>
 *
 * @access	public
 * @param	string	the URL
 * @param	string	the link title
 * @param	mixed	any attributes
 * @param	string	the image source path
 * @return	string
 */
if ( ! function_exists('anchor_img'))
{
	function anchor_img($uri = '', $title = '', $attributes = '', $img_src = '', $img_only = FALSE)
	{
		$title = (string) $title;

		if ( ! is_array($uri))
		{
			$site_url = ( ! preg_match('!^\w+://! i', $uri)) ? site_url($uri) : $uri;
		}
		else
		{
			$site_url = site_url($uri);
		}

		if ($title == '')
		{
			$title = $site_url;
		}

		if ($attributes != '')
		{
			$attributes = _parse_attributes($attributes);
		}

		$out = '';

		if ($img_src == '')
		{
			$out = '<a href="'.$site_url.'"'.$attributes.'>'.$title.'</a>';
		}
		else
		{
			$out  = '<a href="'.$site_url.'"'.$attributes.'>'.'<img src="'.$img_src.'"></a>';

			if ($img_only == FALSE)
			{
				$out .= '<a href="'.$site_url.'"'.$attributes.'>'.$title.'</a>';
			}
		}

		return $out;
	}
}

/* ------------------------------------------------------------------------
 * End of file MY_url_helper.php
 * Location: ./application/helpers/MY_url_helper.php
 * ------------------------------------------------------------------------
 */