1 <?php

     2 /**

     3  * Zend Framework

     4  *

     5  * LICENSE

     6  *

     7  * This source file is subject to the new BSD license that is bundled

     8  * with this package in the file LICENSE.txt.

     9  * It is also available through the world-wide-web at this URL:

    10  * http://framework.zend.com/license/new-bsd

    11  * If you did not receive a copy of the license and are unable to

    12  * obtain it through the world-wide-web, please send an email

    13  * to license@zend.com so we can send you a copy immediately.

    14  *

    15  * @category   Zend

    16  * @package    Zend_Markup

    17  * @subpackage Renderer_Html

    18  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    19  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    20  * @version    $Id: Img.php 20663 2010-01-26 18:45:18Z kokx $

    21  */

    22 

    23 /**

    24  * @see Zend_Markup_Renderer_Html

    25  */

    26 require_once 'Zend/Markup/Renderer/Html.php';

    27 /**

    28  * @see Zend_Markup_Renderer_Html_HtmlAbstract

    29  */

    30 require_once 'Zend/Markup/Renderer/Html/HtmlAbstract.php';

    31 

    32 /**

    33  * Tag interface

    34  *

    35  * @category   Zend

    36  * @package    Zend_Markup

    37  * @subpackage Renderer_Html

    38  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    39  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    40  */

    41 class Zend_Markup_Renderer_Html_Img extends Zend_Markup_Renderer_Html_HtmlAbstract

    42 {

    43 

    44     /**

    45      * Convert the token

    46      *

    47      * @param Zend_Markup_Token $token

    48      * @param string $text

    49      *

    50      * @return string

    51      */

    52     public function convert(Zend_Markup_Token $token, $text)

    53     {

    54         $uri = $text;

    55 

    56         if (!preg_match('/^([a-z][a-z+\-.]*):/i', $uri)) {

    57             $uri = 'http://' . $uri;

    58         }

    59 

    60         // check if the URL is valid

    61         if (!Zend_Markup_Renderer_Html::isValidUri($uri)) {

    62             return $text;

    63         }

    64 

    65         if ($token->hasAttribute('alt')) {

    66             $alt = $token->getAttribute('alt');

    67         } else {

    68             // try to get the alternative from the URL

    69             $alt = rtrim($text, '/');

    70             $alt = strrchr($alt, '/');

    71             if (false !== strpos($alt, '.')) {

    72                 $alt = substr($alt, 1, strpos($alt, '.') - 1);

    73             }

    74         }

    75 

    76         // run the URI and alt through htmlentities

    77         $uri = htmlentities($uri, ENT_QUOTES, Zend_Markup_Renderer_Html::getEncoding());

    78         $alt = htmlentities($alt, ENT_QUOTES, Zend_Markup_Renderer_Html::getEncoding());

    79 

    80 

    81         return "<img src=\"{$uri}\" alt=\"{$alt}\"" . Zend_Markup_Renderer_Html::renderAttributes($token) . " />";

    82     }

    83 

    84 }