/**
 * Created by Estevao on 12-01-2015.
 */

showdown.subParser('blockQuotes', function (text, options, globals) {
    'use strict';

    /*
     text = text.replace(/
     (								// Wrap whole match in $1
     (
     ^[ \t]*>[ \t]?			// '>' at the start of a line
     .+\n					// rest of the first line
     (.+\n)*					// subsequent consecutive lines
     \n*						// blanks
     )+
     )
     /gm, function(){...});
     */

    text = text.replace(/((^[ \t]*>[ \t]?.+\n(.+\n)*\n*)+)/gm,
        function (wholeMatch, m1) {
            var bq = m1;

            // attacklab: hack around Konqueror 3.5.4 bug:
            // "----------bug".replace(/^-/g,"") == "bug"
            bq = bq.replace(/^[ \t]*>[ \t]?/gm, '~0'); // trim one level of quoting

            // attacklab: clean up hack
            bq = bq.replace(/~0/g, '');

            bq = bq.replace(/^[ \t]+$/gm, ''); // trim whitespace-only lines
            bq = showdown.subParser('blockGamut')(bq, options, globals); // recurse

            bq = bq.replace(/(^|\n)/g, '$1  ');
            // These leading spaces screw with <pre> content, so we need to fix that:
            bq = bq.replace(
                /(\s*<pre>[^\r]+?<\/pre>)/gm,
                function (wholeMatch, m1) {
                    var pre = m1;
                    // attacklab: hack around Konqueror 3.5.4 bug:
                    pre = pre.replace(/^  /mg, '~0');
                    pre = pre.replace(/~0/g, '');
                    return pre;
                });

            return showdown.subParser('hashBlock')('<blockquote>\n' + bq + '\n</blockquote>', options, globals);
        });
    return text;
});