mirror of
https://github.com/friendica/friendica
synced 2024-12-24 05:20:16 +00:00
103 lines
3.4 KiB
PHP
103 lines
3.4 KiB
PHP
<?php
|
|
|
|
class HTMLPurifier_DoctypeRegistry
|
|
{
|
|
|
|
/**
|
|
* Hash of doctype names to doctype objects
|
|
*/
|
|
protected $doctypes;
|
|
|
|
/**
|
|
* Lookup table of aliases to real doctype names
|
|
*/
|
|
protected $aliases;
|
|
|
|
/**
|
|
* Registers a doctype to the registry
|
|
* @note Accepts a fully-formed doctype object, or the
|
|
* parameters for constructing a doctype object
|
|
* @param $doctype Name of doctype or literal doctype object
|
|
* @param $modules Modules doctype will load
|
|
* @param $modules_for_modes Modules doctype will load for certain modes
|
|
* @param $aliases Alias names for doctype
|
|
* @return Editable registered doctype
|
|
*/
|
|
public function register($doctype, $xml = true, $modules = array(),
|
|
$tidy_modules = array(), $aliases = array(), $dtd_public = null, $dtd_system = null
|
|
) {
|
|
if (!is_array($modules)) $modules = array($modules);
|
|
if (!is_array($tidy_modules)) $tidy_modules = array($tidy_modules);
|
|
if (!is_array($aliases)) $aliases = array($aliases);
|
|
if (!is_object($doctype)) {
|
|
$doctype = new HTMLPurifier_Doctype(
|
|
$doctype, $xml, $modules, $tidy_modules, $aliases, $dtd_public, $dtd_system
|
|
);
|
|
}
|
|
$this->doctypes[$doctype->name] = $doctype;
|
|
$name = $doctype->name;
|
|
// hookup aliases
|
|
foreach ($doctype->aliases as $alias) {
|
|
if (isset($this->doctypes[$alias])) continue;
|
|
$this->aliases[$alias] = $name;
|
|
}
|
|
// remove old aliases
|
|
if (isset($this->aliases[$name])) unset($this->aliases[$name]);
|
|
return $doctype;
|
|
}
|
|
|
|
/**
|
|
* Retrieves reference to a doctype of a certain name
|
|
* @note This function resolves aliases
|
|
* @note When possible, use the more fully-featured make()
|
|
* @param $doctype Name of doctype
|
|
* @return Editable doctype object
|
|
*/
|
|
public function get($doctype) {
|
|
if (isset($this->aliases[$doctype])) $doctype = $this->aliases[$doctype];
|
|
if (!isset($this->doctypes[$doctype])) {
|
|
trigger_error('Doctype ' . htmlspecialchars($doctype) . ' does not exist', E_USER_ERROR);
|
|
$anon = new HTMLPurifier_Doctype($doctype);
|
|
return $anon;
|
|
}
|
|
return $this->doctypes[$doctype];
|
|
}
|
|
|
|
/**
|
|
* Creates a doctype based on a configuration object,
|
|
* will perform initialization on the doctype
|
|
* @note Use this function to get a copy of doctype that config
|
|
* can hold on to (this is necessary in order to tell
|
|
* Generator whether or not the current document is XML
|
|
* based or not).
|
|
*/
|
|
public function make($config) {
|
|
return clone $this->get($this->getDoctypeFromConfig($config));
|
|
}
|
|
|
|
/**
|
|
* Retrieves the doctype from the configuration object
|
|
*/
|
|
public function getDoctypeFromConfig($config) {
|
|
// recommended test
|
|
$doctype = $config->get('HTML.Doctype');
|
|
if (!empty($doctype)) return $doctype;
|
|
$doctype = $config->get('HTML.CustomDoctype');
|
|
if (!empty($doctype)) return $doctype;
|
|
// backwards-compatibility
|
|
if ($config->get('HTML.XHTML')) {
|
|
$doctype = 'XHTML 1.0';
|
|
} else {
|
|
$doctype = 'HTML 4.01';
|
|
}
|
|
if ($config->get('HTML.Strict')) {
|
|
$doctype .= ' Strict';
|
|
} else {
|
|
$doctype .= ' Transitional';
|
|
}
|
|
return $doctype;
|
|
}
|
|
|
|
}
|
|
|
|
// vim: et sw=4 sts=4
|