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<?php
/**
* Provides lookup array of attribute types to HTMLPurifier_AttrDef objects
*/
class HTMLPurifier_AttrTypes
{
/**
* Lookup array of attribute string identifiers to concrete implementations
*/
protected $info = array();
/**
* Constructs the info array, supplying default implementations for attribute
* types.
*/
public function __construct() {
// pseudo-types, must be instantiated via shorthand
$this->info['Enum'] = new HTMLPurifier_AttrDef_Enum();
$this->info['Bool'] = new HTMLPurifier_AttrDef_HTML_Bool();
$this->info['CDATA'] = new HTMLPurifier_AttrDef_Text();
$this->info['ID'] = new HTMLPurifier_AttrDef_HTML_ID();
$this->info['Length'] = new HTMLPurifier_AttrDef_HTML_Length();
$this->info['MultiLength'] = new HTMLPurifier_AttrDef_HTML_MultiLength();
$this->info['NMTOKENS'] = new HTMLPurifier_AttrDef_HTML_Nmtokens();
$this->info['Pixels'] = new HTMLPurifier_AttrDef_HTML_Pixels();
$this->info['Text'] = new HTMLPurifier_AttrDef_Text();
$this->info['URI'] = new HTMLPurifier_AttrDef_URI();
$this->info['LanguageCode'] = new HTMLPurifier_AttrDef_Lang();
$this->info['Color'] = new HTMLPurifier_AttrDef_HTML_Color();
// unimplemented aliases
$this->info['ContentType'] = new HTMLPurifier_AttrDef_Text();
$this->info['ContentTypes'] = new HTMLPurifier_AttrDef_Text();
$this->info['Charsets'] = new HTMLPurifier_AttrDef_Text();
$this->info['Character'] = new HTMLPurifier_AttrDef_Text();
// "proprietary" types
$this->info['Class'] = new HTMLPurifier_AttrDef_HTML_Class();
// number is really a positive integer (one or more digits)
// FIXME: ^^ not always, see start and value of list items
$this->info['Number'] = new HTMLPurifier_AttrDef_Integer(false, false, true);
}
/**
* Retrieves a type
* @param $type String type name
* @return Object AttrDef for type
*/
public function get($type) {
// determine if there is any extra info tacked on
if (strpos($type, '#') !== false) list($type, $string) = explode('#', $type, 2);
else $string = '';
if (!isset($this->info[$type])) {
trigger_error('Cannot retrieve undefined attribute type ' . $type, E_USER_ERROR);
return;
}
return $this->info[$type]->make($string);
}
/**
* Sets a new implementation for a type
* @param $type String type name
* @param $impl Object AttrDef for type
*/
public function set($type, $impl) {
$this->info[$type] = $impl;
}
}
// vim: et sw=4 sts=4
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