bigbluebutton-Github/bigbluebutton-html5/imports/ui/components/media/service.js

88 lines
2.7 KiB
JavaScript
Executable File

import Presentations from '/imports/api/presentations';
import { isVideoBroadcasting } from '/imports/ui/components/screenshare/service';
import { getVideoUrl } from '/imports/ui/components/external-video-player/service';
import Auth from '/imports/ui/services/auth';
import Users from '/imports/api/users';
import Settings from '/imports/ui/services/settings';
import VideoService from '/imports/ui/components/video-provider/service';
import PollingService from '/imports/ui/components/polling/service';
import getFromUserSettings from '/imports/ui/services/users-settings';
const LAYOUT_CONFIG = Meteor.settings.public.layout;
const KURENTO_CONFIG = Meteor.settings.public.kurento;
const getPresentationInfo = () => {
const currentPresentation = Presentations.findOne({
current: true,
});
return {
current_presentation: (currentPresentation != null),
};
};
const isUserPresenter = () => Users.findOne({ userId: Auth.userID }).presenter;
function shouldShowWhiteboard() {
return true;
}
function shouldShowScreenshare() {
const { viewScreenshare } = Settings.dataSaving;
const enableScreensharing = getFromUserSettings('enableScreensharing', KURENTO_CONFIG.enableScreensharing);
return enableScreensharing && viewScreenshare && isVideoBroadcasting();
}
function shouldShowExternalVideo() {
const { enabled: enableExternalVideo } = Meteor.settings.public.externalVideoPlayer;
return enableExternalVideo && getVideoUrl();
}
function shouldShowOverlay() {
return getFromUserSettings('enableVideo', KURENTO_CONFIG.enableVideo);
}
const swapLayout = {
value: getFromUserSettings('autoSwapLayout', LAYOUT_CONFIG.autoSwapLayout),
tracker: new Tracker.Dependency(),
};
const setSwapLayout = () => {
swapLayout.value = getFromUserSettings('autoSwapLayout', LAYOUT_CONFIG.autoSwapLayout);
swapLayout.tracker.changed();
};
const toggleSwapLayout = () => {
swapLayout.value = !swapLayout.value;
swapLayout.tracker.changed();
};
export const shouldEnableSwapLayout = () => {
const { viewParticipantsWebcams } = Settings.dataSaving;
const usersVideo = VideoService.getAllWebcamUsers();
const poll = PollingService.mapPolls();
return usersVideo.length > 0 // prevent swap without any webcams
&& viewParticipantsWebcams // prevent swap when dataSaving for webcams is enabled
&& !poll.pollExists; // prevent swap when there is a poll running
};
export const getSwapLayout = () => {
swapLayout.tracker.depend();
return swapLayout.value;
};
export default {
getPresentationInfo,
shouldShowWhiteboard,
shouldShowScreenshare,
shouldShowExternalVideo,
shouldShowOverlay,
isUserPresenter,
isVideoBroadcasting,
toggleSwapLayout,
shouldEnableSwapLayout,
getSwapLayout,
setSwapLayout,
};