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2beaf2cab2
This was implemented in 2012 to avoid showing a loading indicator for fetching messages for users with no message history. However, the Zulip onboarding UI always creates some message history, and fetching history is fast, so this is likely clutter more than a useful optimization.
56 lines
2.0 KiB
JavaScript
56 lines
2.0 KiB
JavaScript
const util = require("./util");
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// Miscellaneous early setup.
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$(function () {
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if (util.is_mobile()) {
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// Disable the tutorial; it's ugly on mobile.
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page_params.needs_tutorial = false;
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}
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page_params.page_load_time = new Date().getTime();
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// Display loading indicator. This disappears after the first
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// get_events completes.
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if (!page_params.needs_tutorial) {
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loading.make_indicator($('#page_loading_indicator'), {text: 'Loading...', abs_positioned: true});
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} else if (!page_params.needs_tutorial) {
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$('#first_run_message').show();
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}
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// This is an issue fix where in jQuery v3 the result of outerHeight on a node
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// that doesn’t exist is now “undefined” rather than “null”, which means it
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// will no longer cast to a Number but rather NaN. For this, we create the
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// `safeOuterHeight` and `safeOuterWidth` functions to safely return a result
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// (or 0).
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$.fn.safeOuterHeight = function (...args) {
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return this.outerHeight(...args) || 0;
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};
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$.fn.safeOuterWidth = function (...args) {
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return this.outerWidth(...args) || 0;
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};
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// For some reason, jQuery wants this to be attached to an element.
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$(document).ajaxError(function (event, xhr) {
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if (xhr.status === 401) {
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// We got logged out somehow, perhaps from another window or a session timeout.
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// We could display an error message, but jumping right to the login page seems
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// smoother and conveys the same information.
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window.location.replace(page_params.login_page);
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}
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});
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if (typeof $ !== 'undefined') {
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$.fn.expectOne = function () {
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if (blueslip && this.length !== 1) {
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blueslip.error("Expected one element in jQuery set, " + this.length + " found");
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}
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return this;
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};
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$.fn.within = function (sel) {
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return $(this).is(sel) || $(this).closest(sel).length;
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};
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}
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});
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