forked from GNUsocial/gnu-social
69 lines
2.0 KiB
PHP
69 lines
2.0 KiB
PHP
<?php
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/**
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* Abstract class of a tag token (start, end or empty), and its behavior.
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*/
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abstract class HTMLPurifier_Token_Tag extends HTMLPurifier_Token
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{
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/**
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* Static bool marker that indicates the class is a tag.
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*
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* This allows us to check objects with <tt>!empty($obj->is_tag)</tt>
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* without having to use a function call <tt>is_a()</tt>.
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* @type bool
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*/
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public $is_tag = true;
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/**
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* The lower-case name of the tag, like 'a', 'b' or 'blockquote'.
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*
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* @note Strictly speaking, XML tags are case sensitive, so we shouldn't
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* be lower-casing them, but these tokens cater to HTML tags, which are
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* insensitive.
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* @type string
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*/
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public $name;
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/**
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* Associative array of the tag's attributes.
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* @type array
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*/
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public $attr = array();
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/**
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* Non-overloaded constructor, which lower-cases passed tag name.
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*
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* @param string $name String name.
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* @param array $attr Associative array of attributes.
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* @param int $line
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* @param int $col
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* @param array $armor
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*/
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public function __construct($name, $attr = array(), $line = null, $col = null, $armor = array())
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{
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$this->name = ctype_lower($name) ? $name : strtolower($name);
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foreach ($attr as $key => $value) {
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// normalization only necessary when key is not lowercase
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if (!ctype_lower($key)) {
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$new_key = strtolower($key);
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if (!isset($attr[$new_key])) {
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$attr[$new_key] = $attr[$key];
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}
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if ($new_key !== $key) {
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unset($attr[$key]);
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}
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}
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}
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$this->attr = $attr;
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$this->line = $line;
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$this->col = $col;
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$this->armor = $armor;
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}
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public function toNode() {
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return new HTMLPurifier_Node_Element($this->name, $this->attr, $this->line, $this->col, $this->armor);
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}
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}
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// vim: et sw=4 sts=4
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