File xoops_lib\modules\protector\library\HTMLPurifier\AttrTypes.php

1:	<?php
2:
3:	/**
4:	* Provides lookup array of attribute types to HTMLPurifier_AttrDef objects
5:	*/
6:	class HTMLPurifier_AttrTypes
7:	{
8:	/**
9:	* Lookup array of attribute string identifiers to concrete implementations.
10:	* @type HTMLPurifier_AttrDef[]
11:	*/
12:	protected $info = array();
13:
14:	/**
15:	* Constructs the info array, supplying default implementations for attribute
16:	* types.
17:	*/
18:	public function __construct()
19:	{
20:	// XXX This is kind of poor, since we don't actually /clone/
21:	// instances; instead, we use the supplied make() attribute. So,
22:	// the underlying class must know how to deal with arguments.
23:	// With the old implementation of Enum, that ignored its
24:	// arguments when handling a make dispatch, the IAlign
25:	// definition wouldn't work.
26:
27:	// pseudo-types, must be instantiated via shorthand
28:	$this->info['Enum'] = new HTMLPurifier_AttrDef_Enum();
29:	$this->info['Bool'] = new HTMLPurifier_AttrDef_HTML_Bool();
30:
31:	$this->info['CDATA'] = new HTMLPurifier_AttrDef_Text();
32:	$this->info['ID'] = new HTMLPurifier_AttrDef_HTML_ID();
33:	$this->info['Length'] = new HTMLPurifier_AttrDef_HTML_Length();
34:	$this->info['MultiLength'] = new HTMLPurifier_AttrDef_HTML_MultiLength();
35:	$this->info['NMTOKENS'] = new HTMLPurifier_AttrDef_HTML_Nmtokens();
36:	$this->info['Pixels'] = new HTMLPurifier_AttrDef_HTML_Pixels();
37:	$this->info['Text'] = new HTMLPurifier_AttrDef_Text();
38:	$this->info['URI'] = new HTMLPurifier_AttrDef_URI();
39:	$this->info['LanguageCode'] = new HTMLPurifier_AttrDef_Lang();
40:	$this->info['Color'] = new HTMLPurifier_AttrDef_HTML_Color();
41:	$this->info['IAlign'] = self::makeEnum('top,middle,bottom,left,right');
42:	$this->info['LAlign'] = self::makeEnum('top,bottom,left,right');
43:	$this->info['FrameTarget'] = new HTMLPurifier_AttrDef_HTML_FrameTarget();
44:	$this->info['ContentEditable'] = new HTMLPurifier_AttrDef_HTML_ContentEditable();
45:
46:	// unimplemented aliases
47:	$this->info['ContentType'] = new HTMLPurifier_AttrDef_Text();
48:	$this->info['ContentTypes'] = new HTMLPurifier_AttrDef_Text();
49:	$this->info['Charsets'] = new HTMLPurifier_AttrDef_Text();
50:	$this->info['Character'] = new HTMLPurifier_AttrDef_Text();
51:
52:	// "proprietary" types
53:	$this->info['Class'] = new HTMLPurifier_AttrDef_HTML_Class();
54:
55:	// number is really a positive integer (one or more digits)
56:	// FIXME: ^^ not always, see start and value of list items
57:	$this->info['Number'] = new HTMLPurifier_AttrDef_Integer(false, false, true);
58:	}
59:
60:	private static function makeEnum($in)
61:	{
62:	return new HTMLPurifier_AttrDef_Clone(new HTMLPurifier_AttrDef_Enum(explode(',', $in)));
63:	}
64:
65:	/**
66:	* Retrieves a type
67:	* @param string $type String type name
68:	* @return HTMLPurifier_AttrDef Object AttrDef for type
69:	*/
70:	public function get($type)
71:	{
72:	// determine if there is any extra info tacked on
73:	if (strpos($type, '#') !== false) {
74:	list($type, $string) = explode('#', $type, 2);
75:	} else {
76:	$string = '';
77:	}
78:
79:	if (!isset($this->info[$type])) {
80:	trigger_error('Cannot retrieve undefined attribute type ' . $type, E_USER_ERROR);
81:	return;
82:	}
83:	return $this->info[$type]->make($string);
84:	}
85:
86:	/**
87:	* Sets a new implementation for a type
88:	* @param string $type String type name
89:	* @param HTMLPurifier_AttrDef $impl Object AttrDef for type
90:	*/
91:	public function set($type, $impl)
92:	{
93:	$this->info[$type] = $impl;
94:	}
95:	}
96:
97:	// vim: et sw=4 sts=4
98:

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