spell_parser.inc

<?php
Class Spell_Parser
{

    function openHandler(&$parser, $elem, $attribs)
    {
        echo '<'.$elem.' ';
        foreach ($attribs as $key => $val) {
            echo $key.'="'.str_replace('"', '\\"', $val).'" ';
        }
        echo ' >';
        return true;

    }//end openHandler()


    function closeHandler(&$parser, $elem)
    {
        echo '</'.$elem.'>';
        return true;

    }//end closeHandler()


    function spellCallback($match)
    {
        $check_spelling = true;
        $word = $match[1];

        // ignore numbers
        if ($check_spelling) {
            $converted_word = (int)$word;
            if ((string)$converted_word == $word) $check_spelling = false;
        }

        // ugnore words in all uppercase
        if ($check_spelling) {
            $converted_word = strtoupper($word);
            if ($converted_word == $word) $check_spelling = false;
        }

        if (!$check_spelling || pspell_check($GLOBALS['spellerid'], $word)) {
            return htmlspecialchars($match[1]).$match[2];
        } else {
            $retv = '<span class="HA-spellcheck-error">'.$word.'</span>';
            $suggestions = pspell_suggest($GLOBALS['spellerid'], $word);
            $retv.= '<span class="HA-spellcheck-suggestions">';

            for ($i = 0; $i < count($suggestions); $i++) {

                $retv .= htmlspecialchars($suggestions[$i]);
                if ($i != count($suggestions)) {
                    $retv .= ",";
                }
            }

            $retv .= '</span>'.$match[2];
            return $retv;
        }

    }//end spellCallback()


    function dataHandler(&$parser, $data)
    {
        $matches = preg_match('|[^\w]|', $data);
        if ($matches) {
            // we add an extra character to the end (which we strip out later)
            // to make sure the regular expression matches the last word in the line
            $data .= '-';
            ob_start();
            echo preg_replace_callback('|(\w+)([^;\w])|', Array($this, 'spellCallback'), $data);
            $contents = ob_get_contents();
            ob_end_clean();
            echo substr($contents, 0, -1);
        } else {
            echo $this->spellCallback(Array($data, $data, ''));
        }
        return true;

    }//end dataHandler()


    function setLanguage($dict='en')
    {
        $pspell_config = pspell_config_create($dict);
        pspell_config_mode($pspell_config, PSPELL_FAST);
        $GLOBALS['spellerid'] = pspell_new_config($pspell_config);
        return true;

    }//end setLanguage

}//end class

?>