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_Http

    17  * @subpackage UserAgent

    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  */

    21 

    22 require_once 'Zend/Http/UserAgent/AbstractDevice.php';

    23 

    24 /**

    25  * Text browser type matcher

    26  *

    27  * @category   Zend

    28  * @package    Zend_Http

    29  * @subpackage UserAgent

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

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

    32  */

    33 class Zend_Http_UserAgent_Text extends Zend_Http_UserAgent_AbstractDevice

    34 {

    35     /**

    36      * User Agent Signatures

    37      *

    38      * @var array

    39      */

    40     protected static $_uaSignatures = array(

    41         'lynx', 

    42         'retawq', 

    43         'w3m',

    44     );

    45 

    46     /**

    47      * Comparison of the UserAgent chain and User Agent signatures

    48      *

    49      * @param string $userAgent User Agent chain

    50      * @param  array $server $_SERVER like param

    51      * @return bool

    52      */

    53     public static function match($userAgent, $server)

    54     {

    55         return self::_matchAgentAgainstSignatures($userAgent, self::$_uaSignatures);

    56     }

    57 

    58     /**

    59      * Gives the current browser type

    60      *

    61      * @return string

    62      */

    63     public function getType()

    64     {

    65         return 'text';

    66     }

    67 

    68     /**

    69      * Look for features

    70      *

    71      * @return string

    72      */

    73     protected function _defineFeatures()

    74     {

    75         $this->setFeature('images', false, 'product_capability');

    76         $this->setFeature('iframes', false, 'product_capability');

    77         $this->setFeature('frames', false, 'product_capability');

    78         $this->setFeature('javascript', false, 'product_capability');

    79         return parent::_defineFeatures();

    80     }

    81 

    82     /**

    83      * Determine supported image formats

    84      *

    85      * @return null

    86      */

    87     public function getImageFormatSupport()

    88     {

    89         return null;

    90     }

    91 

    92     /**

    93      * Get preferred markup format

    94      *

    95      * @return string

    96      */

    97     public function getPreferredMarkup()

    98     {

    99         return 'xhtml';

   100     }

   101 

   102     /**

   103      * Get supported X/HTML markup level

   104      *

   105      * @return int

   106      */

   107     public function getXhtmlSupportLevel()

   108     {

   109         return 1;

   110     }

   111 

   112     /**

   113      * Does the device support Flash?

   114      *

   115      * @return bool

   116      */

   117     public function hasFlashSupport()

   118     {

   119 

   120         return false;

   121     }

   122 

   123     /**

   124      * Does the device support PDF?

   125      *

   126      * @return bool

   127      */

   128     public function hasPdfSupport()

   129     {

   130         return false;

   131     }

   132 }