FrameTarget.php

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<?php

class HTMLPurifier_AttrDef_HTML_FrameTarget extends HTMLPurifier_AttrDef_Enum
{

    public $valid_values = false; // uninitialized value
    protected $case_sensitive = false;

    public function __construct() {}

    public function validate($string, $config, $context) {
        if ($this->valid_values === false) $this->valid_values = $config->get('Attr.AllowedFrameTargets');
        return parent::validate($string, $config, $context);
    }

}

// vim: et sw=4 sts=4