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jellyfin-web/src/libraries/screensavermanager.js

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JavaScript
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define(["events", "playbackManager", "pluginManager", "inputManager", "connectionManager", "userSettings"], function (events, playbackManager, pluginManager, inputManager, connectionManager, userSettings) {
"use strict";
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function getMinIdleTime() {
// Returns the minimum amount of idle time required before the screen saver can be displayed
//time units used Millisecond
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return 180000;
}
var lastFunctionalEvent = 0;
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function getFunctionalEventIdleTime() {
return new Date().getTime() - lastFunctionalEvent;
}
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events.on(playbackManager, "playbackstop", function (e, stopInfo) {
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var state = stopInfo.state;
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if (state.NowPlayingItem && state.NowPlayingItem.MediaType == "Video") {
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lastFunctionalEvent = new Date().getTime();
}
});
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function getScreensaverPlugin(isLoggedIn) {
var option;
try {
option = userSettings.get("screensaver", false);
} catch (err) {
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option = isLoggedIn ? "backdropscreensaver" : "logoscreensaver";
}
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var plugins = pluginManager.ofType("screensaver");
for (var i = 0, length = plugins.length; i < length; i++) {
var plugin = plugins[i];
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if (plugin.id === option) {
return plugin;
}
}
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return null;
}
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function ScreenSaverManager() {
var self = this;
var activeScreenSaver;
function showScreenSaver(screensaver) {
if (activeScreenSaver) {
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throw new Error("An existing screensaver is already active.");
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}
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console.debug("Showing screensaver " + screensaver.name);
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screensaver.show();
activeScreenSaver = screensaver;
if (screensaver.hideOnClick !== false) {
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window.addEventListener("click", hide, true);
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}
if (screensaver.hideOnMouse !== false) {
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window.addEventListener("mousemove", hide, true);
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}
if (screensaver.hideOnKey !== false) {
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window.addEventListener("keydown", hide, true);
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}
}
function hide() {
if (activeScreenSaver) {
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console.debug("Hiding screensaver");
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activeScreenSaver.hide();
activeScreenSaver = null;
}
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window.removeEventListener("click", hide, true);
window.removeEventListener("mousemove", hide, true);
window.removeEventListener("keydown", hide, true);
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}
self.isShowing = function () {
return activeScreenSaver != null;
};
self.show = function () {
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var isLoggedIn;
var apiClient = connectionManager.currentApiClient();
if (apiClient && apiClient.isLoggedIn()) {
isLoggedIn = true;
}
var screensaver = getScreensaverPlugin(isLoggedIn);
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if (screensaver) {
showScreenSaver(screensaver);
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}
};
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self.hide = function () {
hide();
};
function onInterval() {
if (self.isShowing()) {
return;
}
if (inputManager.idleTime() < getMinIdleTime()) {
return;
}
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if (getFunctionalEventIdleTime < getMinIdleTime()) {
return;
}
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if (playbackManager.isPlayingVideo()) {
return;
}
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self.show();
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}
setInterval(onInterval, 10000);
}
return new ScreenSaverManager();
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});