mirror of
https://github.com/renbaoshuo/S2OJ.git
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96d4a3ecf7
Due to historical reasons, the code is in subfolder "1". With SVN removal, we place the code back and remove the annoying "1" folder.
50 lines
1.3 KiB
PHP
50 lines
1.3 KiB
PHP
<?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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