gpii-universal/gpii/node_modules/flowManager/src/BrowserChannel.js

Cross platform, core components of the GPII personalization infrastructure.

"use strict";

var fluid = require("infusion");
var gpii = fluid.registerNamespace("gpii");

fluid.registerNamespace("gpii.flowManager");

fluid.defaults("gpii.flowManager.browserChannel", {
    gradeNames: ["fluid.modelComponent"]
});

fluid.defaults("gpii.flowManager.browserChannel.handler", {
    gradeNames: ["kettle.request.ws", "gpii.flowManager.sessionAware"],
    listeners: {
        onReceiveMessage: {
            funcName: "gpii.flowManager.browserChannel.receiveMessage",
            args: [
                "{that}",
                "{arguments}.1",
                "{flowManager}.solutionsRegistryDataSource",
                "{deviceReporter}.platformReporter"
            ]
        }
    }
});

gpii.flowManager.browserChannel.sendError = function (request, message) {
    fluid.log("Sending browserChannel error ", message);
    var error = {
        isError: true,
        message: message
    };
    request.sendMessage(error);
    // These codes bizarrely are not HTTP codes, but listed here: https://developer.mozilla.org/en-US/docs/Web/API/CloseEvent
    request.ws.close(1008, "Solution id not authorized");
};

gpii.flowManager.browserChannel.receiveMessage = function (that, message, solutionsRegistryDataSource, platformReporter) {
    var solutionId = message.payload.solutionId;
    if (that.established) {
        gpii.flowManager.browserChannel.sendError(that, "Connection already established - cannot send a second connect message");
    }
    solutionsRegistryDataSource.get({os: platformReporter.reportPlatform().id}, function onSuccess(entries) {
        if (!(solutionId in entries)) {
            gpii.flowManager.browserChannel.sendError(that, "Rejecting a connection request from '" + solutionId +
                "'. The solution id was not found in the solutions registry");
        } else {
            gpii.settingsHandlers.webSockets.instance.addClient(solutionId, that);
            that.established = true;
        }
    }, function (error) {
        gpii.flowManager.browserChannel.sendError(that, error.message);
    });
};