91 lines
2.6 KiB
JavaScript
91 lines
2.6 KiB
JavaScript
// Initialize the message bus to receive messages.
|
|
import pageVisible from "discourse/lib/page-visible";
|
|
import { handleLogoff } from "discourse/lib/ajax";
|
|
|
|
function ajax(opts) {
|
|
if (opts.complete) {
|
|
const oldComplete = opts.complete;
|
|
opts.complete = function(xhr, stat) {
|
|
handleLogoff(xhr);
|
|
oldComplete(xhr, stat);
|
|
};
|
|
} else {
|
|
opts.complete = handleLogoff;
|
|
}
|
|
|
|
return $.ajax(opts);
|
|
}
|
|
|
|
export default {
|
|
name: "message-bus",
|
|
after: "inject-objects",
|
|
|
|
initialize(container) {
|
|
// We don't use the message bus in testing
|
|
if (Discourse.testing) {
|
|
return;
|
|
}
|
|
|
|
const messageBus = container.lookup("message-bus:main"),
|
|
user = container.lookup("current-user:main"),
|
|
siteSettings = container.lookup("site-settings:main");
|
|
|
|
messageBus.alwaysLongPoll = Discourse.Environment === "development";
|
|
|
|
// we do not want to start anything till document is complete
|
|
messageBus.stop();
|
|
|
|
if (siteSettings.login_required && !user) {
|
|
// Endpoint is not available in this case, so don't try
|
|
return;
|
|
}
|
|
|
|
// jQuery ready is called on "interactive" we want "complete"
|
|
// Possibly change to document.addEventListener('readystatechange',...
|
|
// but would only stop a handful of interval, message bus being delayed by
|
|
// 500ms on load is fine. stuff that needs to catch up correctly should
|
|
// pass in a position
|
|
const interval = setInterval(() => {
|
|
if (document.readyState === "complete") {
|
|
clearInterval(interval);
|
|
messageBus.start();
|
|
}
|
|
}, 500);
|
|
|
|
messageBus.callbackInterval = siteSettings.anon_polling_interval;
|
|
messageBus.backgroundCallbackInterval =
|
|
siteSettings.background_polling_interval;
|
|
messageBus.baseUrl =
|
|
siteSettings.long_polling_base_url.replace(/\/$/, "") + "/";
|
|
|
|
if (messageBus.baseUrl !== "/") {
|
|
// zepto compatible, 1 param only
|
|
messageBus.ajax = function(opts) {
|
|
opts.headers = opts.headers || {};
|
|
opts.headers["X-Shared-Session-Key"] = $(
|
|
"meta[name=shared_session_key]"
|
|
).attr("content");
|
|
if (pageVisible()) {
|
|
opts.headers["Discourse-Visible"] = "true";
|
|
}
|
|
return ajax(opts);
|
|
};
|
|
} else {
|
|
messageBus.ajax = function(opts) {
|
|
opts.headers = opts.headers || {};
|
|
if (pageVisible()) {
|
|
opts.headers["Discourse-Visible"] = "true";
|
|
}
|
|
return ajax(opts);
|
|
};
|
|
|
|
messageBus.baseUrl = Discourse.getURL("/");
|
|
}
|
|
|
|
if (user) {
|
|
messageBus.callbackInterval = siteSettings.polling_interval;
|
|
messageBus.enableLongPolling = true;
|
|
}
|
|
}
|
|
};
|