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Viewing changes to htdocs/lib/htmlpurifier/HTMLPurifier/AttrTransform/ImgSpace.php

  • Committer: Bazaar Package Importer
  • Author(s): Nigel McNie
  • Date: 2008-04-29 11:15:39 UTC
  • Revision ID: james.westby@ubuntu.com-20080429111539-b28eqkagavaub2zr
Tags: upstream-1.0.2
Import upstream version 1.0.2

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htdocs/lib/htmlpurifier/HTMLPurifier/AttrTransform/ImgSpace.php
 
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<?php
 
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require_once 'HTMLPurifier/AttrTransform.php';
 
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/**
 
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 * Pre-transform that changes deprecated hspace and vspace attributes to CSS
 
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 */
 
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class HTMLPurifier_AttrTransform_ImgSpace extends HTMLPurifier_AttrTransform {
 
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    protected $attr;
 
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    protected $css = array(
 
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        'hspace' => array('left', 'right'),
 
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        'vspace' => array('top', 'bottom')
 
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    );
 
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    public function __construct($attr) {
 
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        $this->attr = $attr;
 
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        if (!isset($this->css[$attr])) {
 
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            trigger_error(htmlspecialchars($attr) . ' is not valid space attribute');
 
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        }
 
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    }
 
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    public function transform($attr, $config, $context) {
 
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        if (!isset($attr[$this->attr])) return $attr;
 
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        $width = $this->confiscateAttr($attr, $this->attr);
 
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        // some validation could happen here
 
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        if (!isset($this->css[$this->attr])) return $attr;
 
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        $style = '';
 
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        foreach ($this->css[$this->attr] as $suffix) {
 
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            $property = "margin-$suffix";
 
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            $style .= "$property:{$width}px;";
 
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        }
 
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        $this->prependCSS($attr, $style);
 
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        return $attr;
 
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    }
 
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}
 
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