Posted By

ginoplusio on 02/24/10

Tagged

xhtml
xml

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Last Edited at 02/24/10 04:41pm

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Close unclosed tags

/ Published in: PHP

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<?php
/**
* Find and close unclosed xml tags
**/
function close_tags($text) {
    $patt_open    = "%((?<!</)(?<=<)[\s]*[^/!>\s]+(?=>|[\s]+[^>]*[^/]>)(?!/>))%";
    $patt_close    = "%((?<=</)([^>]+)(?=>))%";
    if (preg_match_all($patt_open,$text,$matches))
    {
        $m_open = $matches[1];
        if(!empty($m_open))
        {
            preg_match_all($patt_close,$text,$matches2);
            $m_close = $matches2[1];
            if (count($m_open) > count($m_close))
            {
                $m_open = array_reverse($m_open);
                foreach ($m_close as $tag) $c_tags[$tag]++;
                foreach ($m_open as $k => $tag)    if ($c_tags[$tag]--<=0) $text.='</'.$tag.'>';
            }
        }
    }
    return $text;
}
?>