<?php
/**
* XHTML 1.1 Image Module provides basic image embedding.
* @note There is specialized code for removing empty images in
* HTMLPurifier_Strategy_RemoveForeignElements
*/
class HTMLPurifier_HTMLModule_Image extends HTMLPurifier_HTMLModule
{
/**
* @type string
*/
public $name = 'Image';
/**
* @param HTMLPurifier_Config $config
*/
public function setup($config)
{
$max = $config->get('HTML.MaxImgLength');
$img = $this->addElement(
'img',
'Inline',
'Empty',
'Common',
array(
'alt*' => 'Text',
// According to the spec, it's Length, but percents can
// be abused, so we allow only Pixels.
'height' => 'Pixels#' . $max,
'width' => 'Pixels#' . $max,
'longdesc' => 'URI',
'src*' => new HTMLPurifier_AttrDef_URI(true), // embedded
)
);
if ($max === null || $config->get('HTML.Trusted')) {
$img->attr['height'] =
$img->attr['width'] = 'Length';
}
// kind of strange, but splitting things up would be inefficient
$img->attr_transform_pre[] =
$img->attr_transform_post[] =
new HTMLPurifier_AttrTransform_ImgRequired();
}
}
// vim: et sw=4 sts=4