oxstrregular.php

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<?php

class oxStrRegular
{

    protected $_sEncoding = 'ISO8859-15';

    protected $_aUmls = array("\344", "\366", "\374", "\304", "\326", "\334", "\337");

    protected $_aUmlEntities = array('&auml;', '&ouml;', '&uuml;', '&Auml;', '&Ouml;', '&Uuml;', '&szlig;');

    public function __construct()
    {
    }

    public function strlen($sStr)
    {
        return strlen($sStr);
    }

    public function substr($sStr, $iStart, $iLength = null)
    {
        if (is_null($iLength)) {
            return substr($sStr, $iStart);
        } else {
            return substr($sStr, $iStart, $iLength);
        }
    }

    public function strpos($sHaystack, $sNeedle, $iOffset = null)
    {
        $iPos = false;
        if ($sHaystack && $sNeedle) {
            if (is_null($iOffset)) {
                $iPos = strpos($sHaystack, $sNeedle);
            } else {
                $iPos = strpos($sHaystack, $sNeedle, $iOffset);
            }
        }

        return $iPos;
    }

    public function strstr($sHaystack, $sNeedle)
    {
        return strstr($sHaystack, $sNeedle);
    }

    public function strtolower($sString)
    {
        return strtolower($sString);
    }

    public function strtoupper($sString)
    {
        return strtoupper($sString);
    }

    public function htmlspecialchars($sString, $iQuotStyle = ENT_QUOTES)
    {
        return htmlspecialchars($sString, $iQuotStyle, $this->_sEncoding);
    }

    public function htmlentities($sString, $iQuotStyle = ENT_QUOTES)
    {
        return htmlentities($sString, $iQuotStyle, $this->_sEncoding);
    }

    public function html_entity_decode($sString, $iQuotStyle = ENT_QUOTES)
    {
        return html_entity_decode($sString, $iQuotStyle, $this->_sEncoding);
    }

    public function preg_split($sPattern, $sString, $iLimit = -1, $iFlag = 0)
    {
        return preg_split($sPattern, $sString, $iLimit, $iFlag);
    }

    public function preg_replace($sPattern, $sString, $sSubject, $iLimit = -1, $iCount = null)
    {
        return preg_replace($sPattern, $sString, $sSubject, $iLimit, $iCount);
    }

    public function preg_match($sPattern, $sSubject, &$aMatches = null, $iFlags = null, $iOffset = null)
    {
        return preg_match($sPattern, $sSubject, $aMatches, $iFlags, $iOffset);
    }

    public function preg_match_all($sPattern, $sSubject, &$aMatches = null, $iFlags = null, $iOffset = null)
    {
        return preg_match_all($sPattern, $sSubject, $aMatches, $iFlags, $iOffset);
    }

    public function ucfirst($sSubject)
    {
        $sString = $this->strtoupper($this->substr($sSubject, 0, 1));

        return $sString . $this->substr($sSubject, 1);
    }

    public function wordwrap($sString, $iLength = 75, $sBreak = "\n", $blCut = null)
    {
        return wordwrap($sString, $iLength, $sBreak, $blCut);
    }

    public function recodeEntities($sInput, $blToHtmlEntities = false, $aUmls = array(), $aUmlEntities = array())
    {
        $aUmls = (count($aUmls) > 0) ? array_merge($this->_aUmls, $aUmls) : $this->_aUmls;
        $aUmlEntities = (count($aUmlEntities) > 0) ? array_merge($this->_aUmlEntities, $aUmlEntities) : $this->_aUmlEntities;

        return $blToHtmlEntities ? str_replace($aUmls, $aUmlEntities, $sInput) : str_replace($aUmlEntities, $aUmls, $sInput);
    }

    public function hasSpecialChars($sStr)
    {
        return $this->preg_match("/(" . implode("|", $this->_aUmls) . "|(&amp;))/", $sStr);
    }

    public function cleanStr($sStr, $sCleanChr = ' ')
    {
        return $this->preg_replace("/\n|\r|\t|\x95|\xa0|;/", $sCleanChr, $sStr);
    }

    public function jsonEncode($data)
    {
        if (is_array($data)) {
            $ret = "";
            $blWasOne = false;
            $blNumerical = true;
            reset($data);
            while ($blNumerical && (list($key) = each($data))) {
                $blNumerical = !is_string($key);
            }
            if ($blNumerical) {
                return '[' . implode(',', array_map(array($this, 'jsonEncode'), $data)) . ']';
            } else {
                foreach ($data as $key => $val) {
                    if ($blWasOne) {
                        $ret .= ',';
                    } else {
                        $blWasOne = true;
                    }
                    $ret .= '"' . addslashes($key) . '":' . $this->jsonEncode($val);
                }

                return "{" . $ret . "}";
            }
        } else {
            return '"' . addcslashes((string) $data, "\r\n\t\"\\") . '"';
        }
    }

    public function strip_tags($sString, $sAllowableTags = '')
    {
        if (stripos($sAllowableTags, '<style>') === false) {
            // strip style tags with definitions within
            $sString = $this->preg_replace("'<style[^>]*>.*</style>'siU", '', $sString);
        }

        return strip_tags($sString, $sAllowableTags);
    }

    public function strrcmp($sStr1, $sStr2)
    {
        return -strcmp($sStr1, $sStr2);
    }
}