mirror of https://github.com/zulip/zulip.git
128 lines
3.4 KiB
JavaScript
128 lines
3.4 KiB
JavaScript
var activity = (function () {
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var exports = {};
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/*
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Helpers for detecting user activity and managing user idle states
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*/
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/* After this amount of no activity, mark you idle regardless of your focus */
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var DEFAULT_IDLE_TIMEOUT_MS = 30 * 60 * 1000;
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/* Time between keep-alive pings */
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var ACTIVE_PING_INTERVAL_MS = 60 * 1000;
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/* Timeouts for away and idle state */
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var AWAY_THRESHOLD_SECS = 10 * 60;
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var IDLE_THRESHOLD_SECS = DEFAULT_IDLE_TIMEOUT_MS / 1000;
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/* Keep in sync with views.py:json_update_active_status() */
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var ACTIVE = "active";
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var IDLE = "idle";
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var has_focus = true;
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var ping_timer;
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function sort_users(users, user_info) {
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// TODO sort by unread count first, once we support that
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users.sort(function (a, b) {
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if (user_info[a] === 'active' && user_info[b] !== 'active') {
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return -1;
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} else if (user_info[b] === 'active' && user_info[a] !== 'active') {
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return 1;
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}
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if (user_info[a] === 'away' && user_info[b] !== 'away') {
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return -1;
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} else if (user_info[b] === 'away' && user_info[a] !== 'away') {
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return 1;
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}
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// Sort equivalent PM names alphabetically
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var full_name_a = a;
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var full_name_b = b;
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if (people_dict[a] !== undefined) {
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full_name_a = people_dict[a].full_name;
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}
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if (people_dict[b] !== undefined) {
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full_name_b = people_dict[b].full_name;
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}
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return full_name_a.localeCompare(full_name_b);
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});
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return users;
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}
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function focus_lost() {
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if (!has_focus) {
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return false;
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}
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has_focus = false;
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clearInterval(ping_timer);
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ping_timer = undefined;
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$.post('/json/update_active_status', {status: IDLE});
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}
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function focus_ping() {
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if (!has_focus) {
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return;
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}
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$.post('/json/update_active_status', {status: ACTIVE}, function (data) {
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var now = new Date().getTime() / 1000;
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var user_info = {};
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var users = [];
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// Ping returns the active peer list
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$.each(data.presences, function (this_email, presence) {
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var age = -1;
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if (presence.website !== undefined && presence.website.timestamp !== undefined) {
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age = now - presence.website.timestamp;
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}
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if (email !== this_email) {
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var status = 'idle';
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if (presence.website !== undefined
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&& presence.website.status === ACTIVE && age >= 0) {
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if (age < AWAY_THRESHOLD_SECS) {
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status = 'active';
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} else if (age < IDLE_THRESHOLD_SECS) {
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status = 'away';
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}
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}
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user_info[this_email] = status;
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}
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});
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users = sort_users(Object.keys(user_info), user_info);
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ui.set_presence_list(users, user_info);
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});
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}
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function focus_gained() {
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if (!has_focus) {
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has_focus = true;
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ping_timer = setInterval(focus_ping, ACTIVE_PING_INTERVAL_MS);
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focus_ping();
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}
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}
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exports.initialize = function () {
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$(window).focus(focus_gained);
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$(window).idle({idle: DEFAULT_IDLE_TIMEOUT_MS,
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onIdle: focus_lost,
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onActive: focus_gained,
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keepTracking: true});
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ping_timer = setInterval(focus_ping, ACTIVE_PING_INTERVAL_MS);
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focus_ping();
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};
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return exports;
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}());
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