Malin
f55c91276e
- Add videodb PHP/MySQL media collection manager (Blu-ray, DVD, CD) - Dockerfile: PHP 8.1 + Apache with GD/mysqli/exif extensions - docker-compose.yml: app on port 6761 + MySQL 8.0 with health checks - docker-entrypoint.sh: auto-generates config.inc.php from env vars, waits for MySQL, initializes DB schema idempotently - init-db.php: CLI schema installer using app's own prefix_query() logic - Persistent volumes for DB, cache, and cover images Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
59 lines
1.4 KiB
PHP
59 lines
1.4 KiB
PHP
<?php
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/**
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* Security functions
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*
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* @package Core
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* @author Andreas Goetz <cpuidle@gmx.de>
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* @author tREXX <www.trexx.ch>
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* @version $Id: security.php,v 1.2 2008/01/05 13:50:58 andig2 Exp $
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*/
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/**
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* Allow these tags
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*/
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$allowedTags = '<h1><h2><h3><h4><b><strong><i><a><ol><ul><li><pre><hr><blockquote>';
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/**
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* Disallow these attributes/prefix within a tag
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*/
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$stripAttrib = 'javascript:|onclick|ondblclick|onmousedown|onmouseup|onmouseover|'.
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'onmousemove|onmouseout|onkeypress|onkeydown|onkeyup';
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/**
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* @return string
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* @param string
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* @desc Strip forbidden attributes from a tag
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*/
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function removeEvilAttributes($tagSource)
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{
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global $stripAttrib;
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return stripslashes(preg_replace("/$stripAttrib/i", 'forbidden', $tagSource));
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}
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/**
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* @return string
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* @param string
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* @desc Strip forbidden attributes from an array of matches for an expression like (<)(.*?)(>)
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*/
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function _callbackRemoveEvilAttributes($matches)
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{
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return $matches[1] . removeEvilAttributes($matches[2]) . $matches[3];
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}
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/**
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* @return string
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* @param string
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* @desc Strip forbidden tags and delegate tag-source check to removeEvilAttributes()
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*/
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function removeEvilTags($source)
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{
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global $allowedTags;
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if (!is_null($source))
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{
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$source = strip_tags($source, $allowedTags);
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return preg_replace_callback('/(<)(.*?)(>)/i', "_callbackRemoveEvilAttributes", $source);
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}
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return $source;
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}
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?>
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