Boomerang AutoXHR Whitelist (requires 1.420 or later)

boomerang-xhr-whitelist.js

/**
 * Boomerang XHR whitelist
 */
function addWhitelistFilter() {
    if (window.BOOMR &&
        window.BOOMR.version &&
        window.BOOMR.plugins &&
        window.BOOMR.plugins.AutoXHR &&
        typeof BOOMR.plugins.AutoXHR.addExcludeFilter === "function") {

        // This function is called for each XHR.
        // Return true to ignore the XHR, or false to track the XHR.
        function whitelistFilter(url) {

            // Example of tracking 'hello/api'
            if (url.href && url.href.indexOf("hello/api") > -1) {
                return false;
            }

            // All other URLs will be ignored
            return true;
        }

        // Register the filter
        BOOMR.plugins.AutoXHR.addExcludeFilter(whitelistFilter, window, "Whitelist Filter");

        return true;
    }
}

// try to add the filter, waiting for Boomerang to arrive on the page if it isn't yet
if (!addWhitelistFilter()) {
    if (document.addEventListener) {
        document.addEventListener("onBoomerangLoaded", addWhitelistFilter);
    }
    else if (document.attachEvent) {
        document.attachEvent("onpropertychange", function(e){
            e = e || window.event;
            if (e && e.propertyName === "onBoomerangLoaded") {
                addWhitelistFilter();
            }
        });
    }
}