XForms/XFormsFunctions.php5

<?php
abstract class XFormsFunctions {

    static function contentToXML($input) {
        // convert all input characters to XML encodings
        // do amp first so that we don't mess up the other
        // encodings afterwards.
        $input = str_replace('&', '&amp;', $input);
        $input = str_replace('<', '&lt;', $input);
        $input = str_replace('>', '&gt;', $input);
        $input = str_replace('"', '&quot;', $input);
        $input = str_replace('\'', '&apos;', $input);
        return $input;
    }

    static function contentFromXML($input) {
        // replace XML encodings with the actual character
        // for the purpose of screen display, db storage, etc.
        return $input;
        $input = str_replace('&lt;', '<', $input);
        $input = str_replace('&gt;', '>', $input);
        $input = str_replace('&quot;', '"', $input);
        $input = str_replace('&apos;', '\'', $input);
        $input = str_replace('&amp;', '&', $input);
        return $input;
    }

    static function contentFromParsedXML($input) {
        // simplexml_load_string does entity replacement
        // for us, so for now, we can just do nothing here
        // (to process an already-parsed XML string)
        return (string)$input;
    }

    static function contentToScreen($input) {
        // convert all XML encoded characters
        // to HTML entities viewable on the screen.
        $input = str_replace('&', '&amp;', $input);
        $input = str_replace('<', '&lt;', $input);
        $input = str_replace('>', '&gt;', $input);
        $input = str_replace('"', '&quot;', $input);
        $input = str_replace('\'', '&apos;', $input);
        return $input;
    }

    static function XMLToContent($input) {
        $input = utf8_decode((string)$input);
        return $input;
    }
}

?>

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