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50 lines
1.3 KiB
50 lines
1.3 KiB
4 years ago
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<?php
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/**
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* Abstract base node class that all others inherit from.
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*
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* Why do we not use the DOM extension? (1) It is not always available,
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* (2) it has funny constraints on the data it can represent,
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* whereas we want a maximally flexible representation, and (3) its
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* interface is a bit cumbersome.
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*/
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abstract class HTMLPurifier_Node
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{
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/**
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* Line number of the start token in the source document
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* @type int
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*/
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public $line;
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/**
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* Column number of the start token in the source document. Null if unknown.
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* @type int
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*/
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public $col;
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/**
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* Lookup array of processing that this token is exempt from.
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* Currently, valid values are "ValidateAttributes".
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* @type array
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*/
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public $armor = array();
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/**
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* When true, this node should be ignored as non-existent.
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*
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* Who is responsible for ignoring dead nodes? FixNesting is
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* responsible for removing them before passing on to child
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* validators.
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*/
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public $dead = false;
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/**
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* Returns a pair of start and end tokens, where the end token
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* is null if it is not necessary. Does not include children.
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* @type array
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*/
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abstract public function toTokenPair();
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}
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// vim: et sw=4 sts=4
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