Function getMetaData

src/background.js:2846–2875

(o, callback)

};

var getMetaData = function(o, callback) {
    var murl = determineMetaURL(o, true);

    if (murl) {
        var details = {
            method: 'GET',
            retries: 0,
            url: murl,
        };

        var getmeta = function(req) {
            o.meta = null;
            if (req.readyState == 4 && req.status == 200) {
                var meta = scriptParser.processMetaHeader(req.responseText);
                o.meta = meta;
                o.metasrc = req.responseText;
            } else {
                console.log("bg: unable to find meta data @ " + murl + " req.status = " + req.status);
            }
            callback(o);
        };

        xmlhttpRequest(details, getmeta);

        return;
    }

    o.meta = null;
    callback(o);
};

//merge original and user-defined *cludes and matches
var mergeCludes = function(script){