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EDITING: Length.php

<?php

/**
 * Validates the HTML type length (not to be confused with CSS's length).
 *
 * This accepts integer pixels or percentages as lengths for certain
 * HTML attributes.
 */

class HTMLPurifier_AttrDef_HTML_Length extends HTMLPurifier_AttrDef_HTML_Pixels
{

/**
     * @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 === '') {
            return false;
        }

$parent_result = parent::validate($string, $config, $context);
        if ($parent_result !== false) {
            return $parent_result;
        }

$length = strlen($string);
        $last_char = $string[$length - 1];

if ($last_char !== '%') {
            return false;
        }

$points = substr($string, 0, $length - 1);

if (!is_numeric($points)) {
            return false;
        }

$points = (int)$points;

if ($points < 0) {
            return '0%';
        }
        if ($points > 100) {
            return '100%';
        }
        return ((string)$points) . '%';
    }
}

// vim: et sw=4 sts=4

CANCEL

Name	Type	Size	Modified	Actions
↩ ..	DIR	—	—
📄 Bool.php	PHP	873 B	2026-02-11 01:44	EDIT
📄 Class.php	PHP	1.5 KB	2026-02-11 01:44	EDIT
📄 Color.php	PHP	1.2 KB	2026-02-11 01:44	EDIT
📄 ContentEditable.php	PHP	416 B	2026-02-11 01:44	EDIT
📄 FrameTarget.php	PHP	834 B	2026-02-11 01:44	EDIT
📄 ID.php	PHP	3.1 KB	2026-02-11 01:44	EDIT
📄 Length.php	PHP	1.2 KB	2026-02-11 01:44	EDIT
📄 LinkTypes.php	PHP	1.7 KB	2026-02-11 01:44	EDIT
📄 MultiLength.php	PHP	1.3 KB	2026-02-11 01:44	EDIT
📄 Nmtokens.php	PHP	2.1 KB	2026-02-11 01:44	EDIT
📄 Pixels.php	PHP	1.7 KB	2026-02-11 01:44	EDIT