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[1.6.0] Implement width/height attribute transforms with Length.php

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- Also, enabled 'height' CSS attribute

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@922 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang
2007-03-29 23:48:54 +00:00
parent 1102dc6e27
commit 058f1eba7d
8 changed files with 96 additions and 6 deletions
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33
library/HTMLPurifier/AttrTransform/Length.php Normal file
View File

@@ -0,0 +1,33 @@
<?php
require_once 'HTMLPurifier/AttrTransform.php';
/**
* Class for handling width/height length attribute transformations to CSS
*/
class HTMLPurifier_AttrTransform_Length extends HTMLPurifier_AttrTransform
{
var $name;
var $cssName;
function HTMLPurifier_AttrTransform_Length($name, $css_name = null) {
$this->name = $name;
$this->cssName = $css_name ? $css_name : $name;
}
function transform($attr, $config, &$context) {
if (!isset($attr[$this->name])) return $attr;
$length = $attr[$this->name];
unset($attr[$this->name]);
if(ctype_digit($length)) $length .= 'px';
$attr['style'] = isset($attr['style']) ? $attr['style'] : '';
$attr['style'] = $this->cssName . ":$length;" . $attr['style'];
return $attr;
}
}
?>

4
library/HTMLPurifier/CSSDefinition.php
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@@ -162,7 +162,9 @@ class HTMLPurifier_CSSDefinition
new HTMLPurifier_AttrDef_CSS_Percentage()
));
$this->info['width'] = new HTMLPurifier_AttrDef_CSS_Composite(array(
$this->info['width'] =
$this->info['height'] =
new HTMLPurifier_AttrDef_CSS_Composite(array(
new HTMLPurifier_AttrDef_CSS_Length(true),
new HTMLPurifier_AttrDef_CSS_Percentage(true),
new HTMLPurifier_AttrDef_Enum(array('auto'))

10
library/HTMLPurifier/HTMLModule/TransformToStrict.php
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@@ -11,6 +11,7 @@ require_once 'HTMLPurifier/AttrTransform/TextAlign.php';
require_once 'HTMLPurifier/AttrTransform/BgColor.php';
require_once 'HTMLPurifier/AttrTransform/Border.php';
require_once 'HTMLPurifier/AttrTransform/Name.php';
require_once 'HTMLPurifier/AttrTransform/Length.php';
/**
* Proprietary module that transforms deprecated elements into Strict
@@ -24,7 +25,7 @@ class HTMLPurifier_HTMLModule_TransformToStrict extends HTMLPurifier_HTMLModule
// we're actually modifying these elements, not defining them
var $elements = array('h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'p',
'blockquote', 'table', 'td', 'th', 'tr', 'img', 'a');
'blockquote', 'table', 'td', 'th', 'tr', 'img', 'a', 'hr');
var $info_tag_transform = array(
// placeholders, see constructor for definitions
@@ -87,6 +88,13 @@ class HTMLPurifier_HTMLModule_TransformToStrict extends HTMLPurifier_HTMLModule
$this->info['img']->attr_transform_pre['name'] =
$this->info['a']->attr_transform_pre['name'] = new HTMLPurifier_AttrTransform_Name();
$this->info['td']->attr_transform_pre['width'] =
$this->info['th']->attr_transform_pre['width'] =
$this->info['hr']->attr_transform_pre['width'] = new HTMLPurifier_AttrTransform_Length('width');
$this->info['td']->attr_transform_pre['height'] =
$this->info['th']->attr_transform_pre['height'] = new HTMLPurifier_AttrTransform_Length('height');
}
var $defines_child_def = true;