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AttrDef
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Bool.php
(873 B)
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Class.php
(1.45 KB)
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Color.php
(1.17 KB)
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ContentEditable.php
(416 B)
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FrameTarget.php
(834 B)
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ID.php
(3.13 KB)
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Length.php
(1.22 KB)
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LinkTypes.php
(1.73 KB)
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MultiLength.php
(1.3 KB)
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Nmtokens.php
(2.09 KB)
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Pixels.php
(1.68 KB)
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index.php
(412 B)
Editing: Pixels.php
<?php /** * Validates an integer representation of pixels according to the HTML spec. */ class HTMLPurifier_AttrDef_HTML_Pixels extends HTMLPurifier_AttrDef { /** * @type int */ protected $max; /** * @param int $max */ public function __construct($max = null) { $this->max = $max; } /** * @param string $string * @param HTMLPurifier_Config $config * @param HTMLPurifier_Context $context * @return bool|string */ public function validate($string, $config, $context) { $string = trim($string); if ($string === '0') { return $string; } if ($string === '') { return false; } $length = strlen($string); if (substr($string, $length - 2) == 'px') { $string = substr($string, 0, $length - 2); } if (!is_numeric($string)) { return false; } $int = (int)$string; if ($int < 0) { return '0'; } // upper-bound value, extremely high values can // crash operating systems, see <http://ha.ckers.org/imagecrash.html> // WARNING, above link WILL crash you if you're using Windows if ($this->max !== null && $int > $this->max) { return (string)$this->max; } return (string)$int; } /** * @param string $string * @return HTMLPurifier_AttrDef */ public function make($string) { if ($string === '') { $max = null; } else { $max = (int)$string; } $class = get_class($this); return new $class($max); } } // vim: et sw=4 sts=4
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