A Parsedown wrapper to act as a drop-in replacement for PHP Markdown

markdown.php

<?php

/* makes the 'Markdown" function and the 'Markdown_Parser' class available to your scripts */

require( 'parsedown.php' );

@define( 'MARKDOWN_PARSER_CLASS',  'Markdown_Parser' );
@define( 'NEWLINE_TO_BREAK',  true );

function Markdown($text) {
    static $parser;
    if (!isset($parser)) {
        $parser_class = MARKDOWN_PARSER_CLASS;
        $parser = new $parser_class;
    }

    return $parser->transform($text);
}

class Markdown_Parser extends Parsedown {
    function transform($text) {
        if(NEWLINE_TO_BREAK) self::set_breaks_enabled(true);
        return self::parse($text);
    }
}

?>