Run MySQL queries defined from parameter values

http://www.phpclasses.org/browse/file/41026.html
function fetch_charset_collation($charset)
    {
        $collations = array(
            'big5' => 'big5_chinese_ci',
            'dec8' => 'dec8_swedish_ci',
            'cp850' => 'cp850_general_ci',
            'hp8' => 'hp8_english_ci',
            'koi8r' => 'koi8r_general_ci',
            'latin1' => 'latin1_swedish_ci',
            'latin2' => 'latin2_general_ci',
            'swe7' => 'swe7_swedish_ci',
            'ascii' => 'ascii_general_ci',
            'ujis' => 'ujis_japanese_ci',
            'sjis' => 'sjis_japanese_ci',
            'hebrew' => 'hebrew_general_ci',
            'tis620' => 'tis620_thai_ci',
            'euckr' => 'euckr_korean_ci',
            'koi8u' => 'koi8u_general_ci',
            'gb2312' => 'gb2312_chinese_ci',
            'greek' => 'greek_general_ci',
            'cp1250' => 'cp1250_general_ci',
            'gbk' => 'gbk_chinese_ci',
            'latin5' => 'latin5_turkish_ci',
            'armscii8' => 'armscii8_general_ci',
            'utf8' => 'utf8_general_ci',
            'ucs2' => 'ucs2_general_ci',
            'cp866' => 'cp866_general_ci',
            'keybcs2' => 'keybcs2_general_ci',
            'macce' => 'macce_general_ci',
            'macroman' => 'macroman_general_ci',
            'cp852' => 'cp852_general_ci',
            'latin7' => 'latin7_general_ci',
            'cp1251' => 'cp1251_general_ci',
            'cp1256' => 'cp1256_general_ci',
            'cp1257' => 'cp1257_general_ci',
            'binary' => 'binary',
            'geostd8' => 'geostd8_general_ci',
            'cp932' => 'cp932_japanese_ci',
            'eucjpms' => 'eucjpms_japanese_ci',
        );
        if($collations[$charset])
        {
            return $collations[$charset];
        }
        return false;
    }