mirror of https://github.com/zulip/zulip.git
57 lines
2.0 KiB
JavaScript
57 lines
2.0 KiB
JavaScript
// Miscellaneous early setup.
|
|
|
|
var csrf_token;
|
|
$(function () {
|
|
// if the client is mobile, disable websockets for message sending
|
|
// (it doesn't work on iOS for some reason).
|
|
if (util.is_mobile()) {
|
|
page_params.use_websockets = false;
|
|
}
|
|
|
|
page_params.page_load_time = new Date().getTime();
|
|
|
|
// Display loading indicator. This disappears after the first
|
|
// get_events completes.
|
|
if (page_params.have_initial_messages && !page_params.needs_tutorial) {
|
|
loading.make_indicator($('#page_loading_indicator'), {text: 'Loading...'});
|
|
} else if (!page_params.needs_tutorial) {
|
|
$('#first_run_message').show();
|
|
}
|
|
|
|
// This requires that we used Django's {% csrf_token %} somewhere on the page.
|
|
csrf_token = $('input[name="csrfmiddlewaretoken"]').attr('value');
|
|
|
|
$.ajaxSetup({
|
|
beforeSend: function (xhr, settings) {
|
|
if (!(/^http:.*/.test(settings.url) || /^https:.*/.test(settings.url))) {
|
|
// Only send the token to relative URLs i.e. locally.
|
|
xhr.setRequestHeader("X-CSRFToken", csrf_token);
|
|
}
|
|
},
|
|
});
|
|
|
|
// For some reason, jQuery wants this to be attached to an element.
|
|
$(document).ajaxError(function (event, xhr) {
|
|
if (xhr.status === 401) {
|
|
// We got logged out somehow, perhaps from another window or a session timeout.
|
|
// We could display an error message, but jumping right to the login page seems
|
|
// smoother and conveys the same information.
|
|
window.location.replace(page_params.login_page);
|
|
}
|
|
});
|
|
|
|
if (typeof $ !== 'undefined') {
|
|
$.fn.expectOne = function () {
|
|
if (blueslip && this.length !== 1) {
|
|
blueslip.error("Expected one element in jQuery set, " + this.length + " found");
|
|
}
|
|
return this;
|
|
};
|
|
|
|
$.fn.within = function (sel) {
|
|
return ($(this).is(sel) || $(this).closest(sel).length);
|
|
};
|
|
}
|
|
|
|
});
|