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8f797be836
- can be used via html class like:
$clean_html = html::purify($html);
- using it now in eTemplate to remove malicious code from html:
a) when displaying "formatted text"
b) when "formatted text" get's input by the user
49 lines
1.5 KiB
PHP
Executable File
49 lines
1.5 KiB
PHP
Executable File
<?php
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/**
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* Definition that uses different definitions depending on context.
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*
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* The del and ins tags are notable because they allow different types of
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* elements depending on whether or not they're in a block or inline context.
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* Chameleon allows this behavior to happen by using two different
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* definitions depending on context. While this somewhat generalized,
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* it is specifically intended for those two tags.
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*/
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class HTMLPurifier_ChildDef_Chameleon extends HTMLPurifier_ChildDef
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{
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/**
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* Instance of the definition object to use when inline. Usually stricter.
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*/
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public $inline;
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/**
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* Instance of the definition object to use when block.
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*/
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public $block;
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public $type = 'chameleon';
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/**
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* @param $inline List of elements to allow when inline.
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* @param $block List of elements to allow when block.
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*/
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public function __construct($inline, $block) {
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$this->inline = new HTMLPurifier_ChildDef_Optional($inline);
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$this->block = new HTMLPurifier_ChildDef_Optional($block);
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$this->elements = $this->block->elements;
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}
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public function validateChildren($tokens_of_children, $config, $context) {
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if ($context->get('IsInline') === false) {
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return $this->block->validateChildren(
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$tokens_of_children, $config, $context);
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} else {
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return $this->inline->validateChildren(
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$tokens_of_children, $config, $context);
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}
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}
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}
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// vim: et sw=4 sts=4
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