<?php

/**
 * Pre-transform that changes converts a boolean attribute to fixed CSS
 */
class HTMLPurifier_AttrTransform_BoolToCSS extends HTMLPurifier_AttrTransform
{
    /**
     * Name of boolean attribute that is trigger.
     * @type string
     */
    protected $attr;

    /**
     * CSS declarations to add to style, needs trailing semicolon.
     * @type string
     */
    protected $css;

    /**
     * @param string $attr attribute name to convert from
     * @param string $css CSS declarations to add to style (needs semicolon)
     */
    public function __construct($attr, $css)
    {
        $this->attr = $attr;
        $this->css = $css;
    }

    /**
     * @param array $attr
     * @param HTMLPurifier_Config $config
     * @param HTMLPurifier_Context $context
     * @return array
     */
    public function transform($attr, $config, $context)
    {
        if (!isset($attr[$this->attr])) {
            return $attr;
        }
        unset($attr[$this->attr]);
        $this->prependCSS($attr, $this->css);
        return $attr;
    }
}

// vim: et sw=4 sts=4

• [F] Background.php
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• [F] BdoDir.php
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• [F] BgColor.php
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• [F] BoolToCSS.php
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• [F] Border.php
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• [F] EnumToCSS.php
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• [F] ImgRequired.php
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• [F] ImgSpace.php
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• [F] Input.php
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• [F] Lang.php
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• [F] Length.php
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• [F] Name.php
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• [F] NameSync.php
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• [F] Nofollow.php
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• [F] SafeEmbed.php
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• [F] SafeObject.php
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• [F] SafeParam.php
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• [F] ScriptRequired.php
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• [F] TargetBlank.php
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• [F] TargetNoopener.php
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• [F] TargetNoreferrer.php
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• [F] Textarea.php
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