Function connectHandler

src/background.js:3833–3906

(port)

/* ###### Request Handler ####### */

var connectHandler = function(port) {
    if (!ginit) {
        window.setTimeout(function() { connectHandler(port); }, 10);
        return;
    }
    var connectMsgHandler = function(request) {
        var disconnectHandler = null;
        var sender = port.sender;
        var sendResponse = function(o) {
            try {
                port.postMessage(o);
            } catch (e) {
                console.log('bg: Error sending port (' + port.name + ') message: ' + JSON.stringify(o));
            }
        };

        if (request.method == "xhr") {
            var done = function() {
                port.disconnect();
            }
            var cbe = function(req) { sendResponse({error: true, data: req});};
            var cbs = function(req) { sendResponse({success: true, data: req});};
            var cbc = function(req) { sendResponse({change: true, data: req});};
            xmlhttpRequest(request.details, cbs, cbc, cbe, done);
        } else if (request.method == "addStorageListener") {
            if (typeof sender.tab != 'undefined') {
                if (V || SV) console.log("storage add listener " + request.name + " " + request.id);
                TM_storageListener.push({ tabid: sender.tab.id, id: request.id, name: request.name, time: (new Date()).getTime(), response: sendResponse});
                disconnectHandler = function() {
                    // there is no need to try to send some data when we're already disconnected
                    removeStorageListeners(request.name, request.id, false);
                };
            } else {
                console.log(I18N.getMessage("Unable_to_load_storage_due_to_empty_tabID_"));
                sendResponse({ error: true });
            }
        } else if (request.method == "removeStorageListener") {
            if (typeof sender.tab != 'undefined') {
                if (V) console.log("storage remove listener " + request.name + " " + request.id);
                /* do not store the whole storage as it already should be modifed with every GM_setValue
                if (request.name) {
                    var s = loadScriptStorage(request.name);
                    if (request.storage.ts != undefined &&
                        request.storage.ts > s.ts) {
                        if (V || SV) console.log("storage store " + request.name);
                        storeScriptStorage(request.name, request.storage);
                    }
                } */
                removeStorageListeners(request.name, request.id);
                sendResponse({ error: false });
            } else {
                console.log("Unable to remove storage listener due to empty tabID!");
                sendResponse({ error: true });
            }
        } else if (request.method == "saveStorageKey") {
            if (typeof sender.tab != 'undefined') {
                if (request.name) {
                    var s = loadScriptStorage(request.name);