45 lines
1.3 KiB
PHP
45 lines
1.3 KiB
PHP
<?php
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/**
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* Chainable filters for custom URI processing.
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*
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* These filters can perform custom actions on a URI filter object,
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* including transformation or blacklisting.
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*
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* @warning This filter is called before scheme object validation occurs.
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* Make sure, if you require a specific scheme object, you
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* you check that it exists. This allows filters to convert
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* proprietary URI schemes into regular ones.
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*/
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abstract class HTMLPurifier_URIFilter
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{
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/**
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* Unique identifier of filter
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*/
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public $name;
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/**
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* True if this filter should be run after scheme validation.
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*/
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public $post = false;
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/**
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* Performs initialization for the filter
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*/
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public function prepare($config) {return true;}
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/**
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* Filter a URI object
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* @param $uri Reference to URI object variable
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* @param $config Instance of HTMLPurifier_Config
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* @param $context Instance of HTMLPurifier_Context
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* @return bool Whether or not to continue processing: false indicates
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* URL is no good, true indicates continue processing. Note that
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* all changes are committed directly on the URI object
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*/
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abstract public function filter(&$uri, $config, $context);
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}
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// vim: et sw=4 sts=4
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