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<?php |
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/* vim: set expandtab tabstop=4 shiftwidth=4: */ |
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// |
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// +----------------------------------------------------------------------+ |
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// | PHP Version 4 | |
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// +----------------------------------------------------------------------+ |
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// | Copyright (c) 1997-2002 The PHP Group | |
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// +----------------------------------------------------------------------+ |
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// | This source file is subject to version 2.02 of the PHP license, | |
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// | that is bundled with this package in the file LICENSE, and is | |
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// | available at through the world-wide-web at | |
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// | http://www.php.net/license/3_0.txt. | |
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// | If you did not receive a copy of the PHP license and are unable to | |
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// | obtain it through the world-wide-web, please send a note to | |
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// | [email protected] so we can mail you a copy immediately. | |
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// +----------------------------------------------------------------------+ |
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// | Authors: Alexander Zhukov <[email protected]> Original port from Python | |
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// | Authors: Harry Fuecks <[email protected]> Port to PEAR + more | |
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// | Authors: Many @ Sitepointforums Advanced PHP Forums | |
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// +----------------------------------------------------------------------+ |
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// |
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// $Id: Decorators.php 3188 2012-07-12 12:13:23Z ctrlaltca $ |
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// |
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/** |
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* Decorators for dealing with parser options |
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* @package System.Security.SafeHtml |
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* @see TSax3::set_option |
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*/ |
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namespace Prado\Vendor\SafeHtml\HTMLSax3; |
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/** |
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* Trims the contents of element data from whitespace at start and end |
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* @package System.Security.SafeHtml |
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* @access protected |
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*/ |
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class TSax3_Trim { |
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/** |
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* Original handler object |
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* @var object |
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* @access private |
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*/ |
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private $orig_obj; |
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/** |
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* Original handler method |
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* @var string |
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* @access private |
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*/ |
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private $orig_method; |
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/** |
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* Constructs TSax3_Trim |
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* @param object handler object being decorated |
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* @param string original handler method |
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* @access protected |
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*/ |
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function __construct(&$orig_obj, $orig_method) { |
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$this->orig_obj =& $orig_obj; |
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$this->orig_method = $orig_method; |
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} |
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/** |
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* Trims the data |
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* @param TSax3 |
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* @param string element data |
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* @access protected |
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*/ |
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function trimData(&$parser, $data) { |
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$data = trim($data); |
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if ($data != '') { |
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$this->orig_obj->{$this->orig_method}($parser, $data); |
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} |
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} |
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} |
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/** |
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* Coverts tag names to upper case |
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* @package System.Security.SafeHtml |
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* @access protected |
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*/ |
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class TSax3_CaseFolding { |
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/** |
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* Original handler object |
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* @var object |
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* @access private |
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*/ |
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private $orig_obj; |
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/** |
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* Original open handler method |
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* @var string |
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* @access private |
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*/ |
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private $orig_open_method; |
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/** |
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* Original close handler method |
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* @var string |
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* @access private |
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*/ |
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private $orig_close_method; |
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/** |
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* Constructs TSax3_CaseFolding |
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* @param object handler object being decorated |
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* @param string original open handler method |
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* @param string original close handler method |
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* @access protected |
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*/ |
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function __construct(&$orig_obj, $orig_open_method, $orig_close_method) { |
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$this->orig_obj =& $orig_obj; |
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$this->orig_open_method = $orig_open_method; |
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$this->orig_close_method = $orig_close_method; |
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} |
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/** |
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* Folds up open tag callbacks |
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* @param TSax3 |
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* @param string tag name |
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* @param array tag attributes |
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* @access protected |
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*/ |
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function foldOpen(&$parser, $tag, $attrs=array(), $empty = FALSE) { |
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$this->orig_obj->{$this->orig_open_method}($parser, strtoupper($tag), $attrs, $empty); |
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} |
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/** |
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* Folds up close tag callbacks |
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* @param TSax3 |
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* @param string tag name |
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* @access protected |
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*/ |
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function foldClose(&$parser, $tag, $empty = FALSE) { |
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$this->orig_obj->{$this->orig_close_method}($parser, strtoupper($tag), $empty); |
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} |
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} |
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/** |
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* Breaks up data by linefeed characters, resulting in additional |
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* calls to the data handler |
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* @package System.Security.SafeHtml |
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* @access protected |
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*/ |
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class TSax3_Linefeed { |
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/** |
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* Original handler object |
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* @var object |
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* @access private |
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*/ |
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private $orig_obj; |
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/** |
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* Original handler method |
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* @var string |
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* @access private |
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*/ |
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private $orig_method; |
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/** |
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* Constructs TSax3_LineFeed |
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* @param object handler object being decorated |
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* @param string original handler method |
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* @access protected |
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*/ |
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function __construct(&$orig_obj, $orig_method) { |
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$this->orig_obj =& $orig_obj; |
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$this->orig_method = $orig_method; |
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} |
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/** |
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* Breaks the data up by linefeeds |
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* @param TSax3 |
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* @param string element data |
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* @access protected |
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*/ |
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function breakData(&$parser, $data) { |
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$data = explode("\n",$data); |
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foreach ( $data as $chunk ) { |
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$this->orig_obj->{$this->orig_method}($parser, $chunk); |
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} |
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} |
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} |
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/** |
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* Breaks up data by tab characters, resulting in additional |
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* calls to the data handler |
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* @package System.Security.SafeHtml |
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* @access protected |
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*/ |
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class TSax3_Tab { |
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/** |
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* Original handler object |
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* @var object |
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* @access private |
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*/ |
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private $orig_obj; |
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/** |
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* Original handler method |
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* @var string |
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* @access private |
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*/ |
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private $orig_method; |
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/** |
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* Constructs TSax3_Tab |
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* @param object handler object being decorated |
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* @param string original handler method |
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* @access protected |
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*/ |
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function __construct(&$orig_obj, $orig_method) { |
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$this->orig_obj =& $orig_obj; |
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$this->orig_method = $orig_method; |
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} |
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/** |
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* Breaks the data up by linefeeds |
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* @param TSax3 |
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* @param string element data |
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* @access protected |
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*/ |
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function breakData(&$parser, $data) { |
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$data = explode("\t",$data); |
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foreach ( $data as $chunk ) { |
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$this->orig_obj->{$this->orig_method}($this, $chunk); |
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} |
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} |
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} |
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/** |
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* Breaks up data by XML entities and parses them with html_entity_decode(), |
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* resulting in additional calls to the data handler<br /> |
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* Requires PHP 4.3.0+ |
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* @package System.Security.SafeHtml |
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* @access protected |
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*/ |
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class TSax3_Entities_Parsed { |
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/** |
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* Original handler object |
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* @var object |
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* @access private |
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*/ |
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private $orig_obj; |
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/** |
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* Original handler method |
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* @var string |
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* @access private |
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*/ |
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private $orig_method; |
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/** |
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* Constructs TSax3_Entities_Parsed |
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* @param object handler object being decorated |
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* @param string original handler method |
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* @access protected |
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*/ |
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function __construct(&$orig_obj, $orig_method) { |
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$this->orig_obj =& $orig_obj; |
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$this->orig_method = $orig_method; |
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} |
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/** |
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* Breaks the data up by XML entities |
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* @param TSax3 |
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* @param string element data |
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* @access protected |
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*/ |
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function breakData(&$parser, $data) { |
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$data = preg_split('/(&.+?;)/',$data,-1,PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY); |
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foreach ( $data as $chunk ) { |
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$chunk = html_entity_decode($chunk,ENT_NOQUOTES); |
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$this->orig_obj->{$this->orig_method}($this, $chunk); |
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} |
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} |
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} |
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/** |
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* Compatibility with older PHP versions |
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*/ |
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if (version_compare(phpversion(), '4.3', '<') && !function_exists('html_entity_decode') ) { |
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function html_entity_decode($str, $style=ENT_NOQUOTES) { |
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return strtr($str, |
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array_flip(get_html_translation_table(HTML_ENTITIES,$style))); |
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} |
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} |
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/** |
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* Breaks up data by XML entities but leaves them unparsed, |
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* resulting in additional calls to the data handler<br /> |
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* @package System.Security.SafeHtml |
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* @access protected |
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*/ |
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class TSax3_Entities_Unparsed { |
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/** |
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* Original handler object |
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* @var object |
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* @access private |
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*/ |
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private $orig_obj; |
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/** |
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* Original handler method |
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* @var string |
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* @access private |
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*/ |
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private $orig_method; |
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/** |
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* Constructs TSax3_Entities_Unparsed |
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* @param object handler object being decorated |
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* @param string original handler method |
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* @access protected |
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*/ |
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function __construct(&$orig_obj, $orig_method) { |
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$this->orig_obj =& $orig_obj; |
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$this->orig_method = $orig_method; |
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} |
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/** |
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* Breaks the data up by XML entities |
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* @param TSax3 |
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* @param string element data |
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* @access protected |
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*/ |
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function breakData(&$parser, $data) { |
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$data = preg_split('/(&.+?;)/',$data,-1,PREG_SPLIT_DELIM_CAPTURE | PREG_SPLIT_NO_EMPTY); |
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foreach ( $data as $chunk ) { |
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$this->orig_obj->{$this->orig_method}($this, $chunk); |
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} |
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} |
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} |
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/** |
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* Strips the HTML comment markers or CDATA sections from an escape. |
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* If XML_OPTIONS_FULL_ESCAPES is on, this decorator is not used.<br /> |
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* @package System.Security.SafeHtml |
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* @access protected |
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314
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*/ |
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315
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class TSax3_Escape_Stripper { |
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/** |
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317
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* Original handler object |
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318
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* @var object |
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319
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* @access private |
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320
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*/ |
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321
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private $orig_obj; |
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322
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/** |
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* Original handler method |
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324
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* @var string |
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325
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* @access private |
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|
*/ |
|
327
|
|
|
private $orig_method; |
|
328
|
|
|
/** |
|
329
|
|
|
* Constructs TSax3_Entities_Unparsed |
|
330
|
|
|
* @param object handler object being decorated |
|
331
|
|
|
* @param string original handler method |
|
332
|
|
|
* @access protected |
|
333
|
|
|
*/ |
|
334
|
|
|
function __construct(&$orig_obj, $orig_method) { |
|
|
|
|
|
|
335
|
|
|
$this->orig_obj =& $orig_obj; |
|
336
|
|
|
$this->orig_method = $orig_method; |
|
337
|
|
|
} |
|
338
|
|
|
/** |
|
339
|
|
|
* Breaks the data up by XML entities |
|
340
|
|
|
* @param TSax3 |
|
341
|
|
|
* @param string element data |
|
342
|
|
|
* @access protected |
|
343
|
|
|
*/ |
|
344
|
|
|
function strip(&$parser, $data) { |
|
345
|
|
|
// Check for HTML comments first |
|
346
|
|
|
if ( substr($data,0,2) == '--' ) { |
|
347
|
|
|
$patterns = array( |
|
348
|
|
|
'/^\-\-/', // Opening comment: -- |
|
349
|
|
|
'/\-\-$/', // Closing comment: -- |
|
350
|
|
|
); |
|
351
|
|
|
$data = preg_replace($patterns,'',$data); |
|
352
|
|
|
|
|
353
|
|
|
// Check for XML CDATA sections (note: don't do both!) |
|
354
|
|
|
} else if ( substr($data,0,1) == '[' ) { |
|
355
|
|
|
$patterns = array( |
|
356
|
|
|
'/^\[.*CDATA.*\[/s', // Opening CDATA |
|
357
|
|
|
'/\].*\]$/s', // Closing CDATA |
|
358
|
|
|
); |
|
359
|
|
|
$data = preg_replace($patterns,'',$data); |
|
360
|
|
|
} |
|
361
|
|
|
|
|
362
|
|
|
$this->orig_obj->{$this->orig_method}($this, $data); |
|
363
|
|
|
} |
|
364
|
|
|
} |
|
365
|
|
|
|
Classes in PHP are usually named in CamelCase.
In camelCase names are written without any punctuation, the start of each new word being marked by a capital letter. The whole name starts with a capital letter as well.
Thus the name database provider becomes
DatabaseProvider.