gistfile1.js

   gpii.invokeGradedFunction = function (name, spec) {
        var defaults = fluid.defaults(name);
        if (!defaults.argumentMap || !fluid.hasGrade(defaults, "fluid.function")) {
            fluid.fail("Cannot look up name " + name + " to a function with registered argumentMap - got defaults ", defaults);
        }
        var args = [];
        fluid.each(defaults.argumentMap, function (value, key) {
            args[value] = spec[key];
        });
        return fluid.invokeGlobalFunction(name, args);
    };

    gpii.handleDeviceGet = function (requestProxy, installedSolutionsDataSource, solutionsRegistryDataSource) {
        if (installedSolutionsDataSource.options.url) {
            installedSolutionsDataSource.get(null, function onSuccess(solutions) {
                fireDeviceInformation(requestProxy, solutions);
            });
        } else {
           var installedSolutions = [];

           solutionsRegistryDataSource.get(null, function onSuccess(entries) {
                entries.forEach( function (entry) {
                    if (!installedSolutions.some(function(s) { return s.id === entry.id; })) {
                        fluid.each(entry.contexts.deviceReporters, function (deviceReporter) {
                            if (!installedSolutions.some(function(s) { return s.id === entry.id; })) {
                                if (gpii.invokeGradedFunction(deviceReporter.type, deviceReporter)) {
                                    installedSolutions.push({ "id": entry.id });
                                }
                            }
                        });
                    }
                });

            fireDeviceInformation(requestProxy, installedSolutions);

            });
        }
    };