mirror of
https://github.com/zulip/zulip.git
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ee8f28a084
Note that this code still assumes one's email address (stripped of domain) is unique. (imported from commit e98f96601ad109811978fc00b1165e97d8f7b185)
787 lines
25 KiB
JavaScript
787 lines
25 KiB
JavaScript
/*jslint browser: true, devel: true, sloppy: true,
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plusplus: true, nomen: true, regexp: true */
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/*global $: false, jQuery: false, ich: false,
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zephyr_json: false, initial_pointer: false, email: false,
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class_list: false, instance_list: false, people_list: false */
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function register_huddle_onclick(zephyr_row, sender) {
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zephyr_row.find(".zephyr_sender").click(function (e) {
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prepare_huddle(sender);
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// The sender span is inside the messagebox, which also has an
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// onclick handler. We don't want to trigger the messagebox
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// handler.
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e.stopPropagation();
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});
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}
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var zephyr_dict = {};
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$(function () {
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$('#zephyr-type-tabs a[href="#class-message"]').on('shown', function (e) {
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$('#class-message input:not(:hidden):first').focus().select();
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});
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$('#zephyr-type-tabs a[href="#personal-message"]').on('shown', function (e) {
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$('#personal-message input:not(:hidden):first').focus().select();
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});
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// Prepare the click handler for subbing to a new class to which
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// you have composed a zephyr.
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$('#create-it').click(function () {
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sub(compose_class_name());
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$("#class-message form").ajaxSubmit();
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$('#class-dne').stop(true).fadeOut(500);
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});
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// Prepare the click handler for subbing to an existing class.
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$('#sub-it').click(function () {
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sub(compose_class_name());
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$("#class-message form").ajaxSubmit();
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$('#class-nosub').stop(true).fadeOut(500);
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});
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$('#sidebar a[href="#subscriptions"]').click(function () {
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$.ajax({
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type: 'GET',
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url: 'json/subscriptions/',
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dataType: 'json',
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timeout: 10*1000,
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success: function (data) {
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$('#current_subscriptions_table tr').remove();
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if (data) {
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$.each(data.subscriptions, function (index, name) {
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$('#current_subscriptions_table').append(ich.subscription({subscription: name}));
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});
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}
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$('#new_subscriptions').focus().select();
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},
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// TODO: error handling
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});
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});
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});
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$.ajaxSetup({
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beforeSend: function (xhr, settings) {
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function getCookie(name) {
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var i, cookies, cookieValue = null;
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if (document.cookie && document.cookie !== '') {
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cookies = document.cookie.split(';');
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for (i = 0; i < cookies.length; i++) {
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var cookie = jQuery.trim(cookies[i]);
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// Does this cookie string begin with the name we want?
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if (cookie.substring(0, name.length + 1) === (name + '=')) {
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cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
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break;
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}
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}
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}
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return cookieValue;
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}
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if (!(/^http:.*/.test(settings.url) || /^https:.*/.test(settings.url))) {
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// Only send the token to relative URLs i.e. locally.
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xhr.setRequestHeader("X-CSRFToken", getCookie('csrftoken'));
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}
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}
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});
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function sub(zephyr_class) {
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// Supports multiple classes, separate by commas.
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// TODO: check the return value and handle an error condition
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$.post('/subscriptions/add/', {new_subscriptions: zephyr_class});
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}
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function compose_button() {
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$('#sidebar a[href="#home"]').tab('show');
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show_compose('class', $("#class"));
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}
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function hide_compose() {
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$('input, textarea, button').blur();
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$('.zephyr_compose').slideUp('fast');
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}
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function show_compose(tabname, focus_area) {
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$('.zephyr_compose').slideDown('fast');
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$('#zephyr-type-tabs a[href="#' + tabname + '-message"]').tab('show');
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focus_area.focus();
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focus_area.select();
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}
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function compose_class_name() {
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return $.trim($("#class").val());
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}
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$(function () {
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var status_classes = 'alert-error alert-success alert-info';
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var send_status = $('#send-status');
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var buttons = $('#class-message, #personal-message').find('input[type="submit"]');
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var options = {
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dataType: 'json', // This seems to be ignored. We still get back an xhr.
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beforeSubmit: function (form, _options) {
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send_status.removeClass(status_classes)
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.addClass('alert-info')
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.text('Sending')
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.stop(true).fadeTo(0,1);
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buttons.attr('disabled', 'disabled');
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buttons.blur();
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if ($("#class-message:visible")[0] === undefined) {// we're not dealing with classes
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return true;
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}
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var zephyr_class = compose_class_name();
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if (zephyr_class === "") {
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// You can't try to send to an empty class.
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send_status.removeClass(status_classes)
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.addClass('alert-error')
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.text('Please specify a class')
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.stop(true).fadeTo(0,1);
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buttons.removeAttr('disabled');
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$('#class-message input:not(:hidden):first').focus().select();
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return false;
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}
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var okay = true;
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$.ajax({
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url: "subscriptions/exists/" + zephyr_class,
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async: false,
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success: function (data) {
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if (data === "False") {
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// The class doesn't exist
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okay = false;
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send_status.removeClass(status_classes);
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send_status.toggle();
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$('#class-dne-name').text(zephyr_class);
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$('#class-dne').show();
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$('#create-it').focus();
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buttons.removeAttr('disabled');
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hide_compose();
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}
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}
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});
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if (okay && class_list.indexOf(zephyr_class) === -1) {
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// You're not subbed to the class
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okay = false;
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send_status.removeClass(status_classes);
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send_status.toggle();
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$('#class-nosub-name').text(zephyr_class);
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$('#class-nosub').show();
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$('#sub-it').focus();
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buttons.removeAttr('disabled');
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hide_compose();
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}
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return okay;
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},
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success: function (resp, statusText, xhr, form) {
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form.find('textarea').val('');
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send_status.removeClass(status_classes)
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.addClass('alert-success')
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.text('Sent message')
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.stop(true).fadeTo(0,1).delay(250).fadeOut(250, hide_compose);
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buttons.removeAttr('disabled');
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clear_compose_box();
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},
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error: function (xhr) {
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var response = "Error sending message";
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if (xhr.status.toString().charAt(0) === "4") {
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// Only display the error response for 4XX, where we've crafted
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// a nice response.
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response += ": " + $.parseJSON(xhr.responseText).msg;
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}
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send_status.removeClass(status_classes)
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.addClass('alert-error')
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.text(response)
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.append($('<span />')
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.addClass('send-status-close').html('×')
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.click(function () { send_status.stop(true).fadeOut(500); }))
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.stop(true).fadeTo(0,1);
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buttons.removeAttr('disabled');
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}
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};
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send_status.hide();
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$("#class-message form").ajaxForm(options);
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$("#personal-message form").ajaxForm(options);
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});
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$(function () {
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var options = {
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dataType: 'json', // This seems to be ignored. We still get back an xhr.
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success: function (resp, statusText, xhr, form) {
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$.each($.parseJSON(xhr.responseText).data, function (index, name) {
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$('#current_subscriptions_table').find('input[value=' + name + ']').parents('tr').remove();
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});
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},
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// TODO: error handling
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};
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$("#current_subscriptions form").ajaxForm(options);
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});
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$(function () {
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var options = {
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dataType: 'json', // This seems to be ignored. We still get back an xhr.
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success: function (resp, statusText, xhr, form) {
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$("#new_subscriptions").val("");
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$.each($.parseJSON(xhr.responseText).data, function (index, name) {
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$('#current_subscriptions_table').append(ich.subscription({subscription: name}));
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class_list.push(name);
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});
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},
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// TODO: error handling
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};
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$("#add_new_subscriptions form").ajaxForm(options);
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});
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var selected_zephyr_id = 0; /* to be filled in on document.ready */
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var selected_zephyr; // = get_zephyr(selected_zephyr_id)
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var last_received = -1;
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var narrowed = false;
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// For tracking where you were before you narrowed.
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var persistent_zephyr_id = 0;
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function get_all_zephyr_rows() {
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return $('tr.zephyr_row');
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}
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function get_next_visible(zephyr_row) {
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return zephyr_row.nextAll('tr.zephyr_row:visible:first');
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}
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function get_prev_visible(zephyr_row) {
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return zephyr_row.prevAll('tr.zephyr_row:visible:first');
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}
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function get_id(zephyr_row) {
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return zephyr_row.attr('zid');
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}
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function get_zephyr(zephyr_id) {
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return $('#' + (narrowed ? 'zfilt' : 'zhome') + zephyr_id);
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}
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function scroll_to_selected() {
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var main_div = $('#main_div');
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main_div.scrollTop(0);
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main_div.scrollTop(selected_zephyr.offset().top - main_div.height()/1.5);
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}
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function get_huddle_recipient(zephyr) {
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var recipient, i;
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recipient = zephyr.display_recipient[0].name;
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for (i = 1; i < zephyr.display_recipient.length; i++) {
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recipient += ', ' + zephyr.display_recipient[i].name;
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}
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return recipient;
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}
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function respond_to_zephyr() {
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var zephyr, recipient, recipients;
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zephyr = zephyr_dict[selected_zephyr_id];
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if (zephyr.type === 'class') {
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$('#zephyr-type-tabs a[href="#class-message"]').tab('show');
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$("#class").val(zephyr.display_recipient);
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$("#instance").val(zephyr.instance);
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show_compose('class', $("#new_zephyr"));
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} else if (zephyr.type === 'huddle') {
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$('#zephyr-type-tabs a[href="#personal-message"]').tab('show');
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prepare_huddle(zephyr.reply_to);
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} else if (zephyr.type === 'personal') {
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// Until we allow sending zephyrs based on multiple meaningful
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// representations of a user (name, username, email, etc.), just
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// deal with emails.
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recipient = zephyr.display_recipient;
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if (recipient === email) { // that is, we sent the original message
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recipient = zephyr.sender;
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}
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prepare_huddle(recipient);
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}
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}
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function select_zephyr_by_id(zephyr_id, scroll_to) {
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if (zephyr_id === selected_zephyr_id) {
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return;
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}
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select_zephyr(get_zephyr(zephyr_id), scroll_to);
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}
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function select_zephyr(next_zephyr, scroll_to) {
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var main_div = $("#main_div");
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/* If the zephyr exists but is hidden, try to find the next visible one. */
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if (next_zephyr.length !== 0 && next_zephyr.is(':hidden')) {
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next_zephyr = get_next_visible(next_zephyr);
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}
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/* Fall back to the first visible zephyr. */
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if (next_zephyr.length === 0) {
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next_zephyr = $('tr:not(:hidden):first');
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}
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if (next_zephyr.length === 0) {
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// There are no zephyrs!
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return false;
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}
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$('.selected_zephyr').removeClass('selected_zephyr');
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next_zephyr.addClass('selected_zephyr');
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var new_selected_id = get_id(next_zephyr);
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if (!narrowed && new_selected_id !== selected_zephyr_id) {
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// Narrowing is a temporary view on top of the home view and
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// doesn't permanently affect where you are.
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//
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// We also don't want to post if there's no effecive change.
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$.post("update", { pointer: new_selected_id });
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}
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selected_zephyr_id = new_selected_id;
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selected_zephyr = next_zephyr;
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if (scroll_to &&
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((next_zephyr.offset().top < main_div.offset().top) ||
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(next_zephyr.offset().top + next_zephyr.height() >
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main_div.offset().top + main_div.height()))) {
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scroll_to_selected();
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}
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}
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/* We use 'visibility' rather than 'display' and jQuery's show() / hide(),
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because we want to reserve space for the email address. This avoids
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things jumping around slightly when the email address is shown. */
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function hide_email() {
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$('.zephyr_sender_email').addClass('invisible');
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}
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function show_email() {
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hide_email();
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selected_zephyr.find('.zephyr_sender_email').removeClass('invisible');
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}
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function process_hotkey(code) {
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var next_zephyr;
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switch (code) {
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case 40: // down arrow
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case 38: // up arrow
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if (code === 40) {
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next_zephyr = get_next_visible(selected_zephyr);
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} else {
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next_zephyr = get_prev_visible(selected_zephyr);
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}
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if (next_zephyr.length !== 0) {
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select_zephyr(next_zephyr, true);
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}
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if ((next_zephyr.length === 0) && (code === 40)) {
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// At the last zephyr, scroll to the bottom so we have
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// lots of nice whitespace for new zephyrs coming in.
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$("#main_div").scrollTop($("#main_div").prop("scrollHeight"));
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}
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return process_hotkey;
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case 27: // Esc: hide compose pane
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hide_compose();
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return process_hotkey;
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case 82: // 'r': respond to zephyr
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respond_to_zephyr();
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return process_key_in_input;
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case 71: // 'g': start of "go to" command
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return process_goto_hotkey;
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}
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return false;
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}
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function narrow_by_recipient(zephyr) {
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if (zephyr === undefined) {
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zephyr = zephyr_dict[selected_zephyr_id];
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}
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// called when the narrow-class keycode is typed
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if (zephyr.type === 'personal') {
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narrow_personals();
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} else if (zephyr.type === 'huddle') {
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narrow_huddle();
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} else if (zephyr.type === 'class') {
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narrow_class();
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}
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}
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function process_goto_hotkey(code) {
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var zephyr = zephyr_dict[selected_zephyr_id];
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switch (code) {
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case 67: // 'c': narrow by recipient
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narrow_by_recipient(zephyr);
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break;
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case 73: // 'i': narrow by instance
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if (zephyr.type === 'class') {
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narrow_instance();
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}
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break;
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case 80: // 'p': narrow to personals
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narrow_all_personals();
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break;
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case 65: // 'a': un-narrow
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show_all_messages();
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break;
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case 27: // Esc: hide compose pane
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hide_compose();
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break;
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}
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/* Always return to the initial hotkey mode, even
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with an unrecognized "go to" command. */
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return process_hotkey;
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}
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function process_key_in_input(code) {
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if (code === 27) {
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// User hit Escape key
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hide_compose();
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return process_hotkey;
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}
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return false;
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}
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/* The current handler function for keydown events.
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It should return a new handler, or 'false' to
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decline to handle the event. */
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var keydown_handler = process_hotkey;
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$(document).keydown(function (event) {
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var result = keydown_handler(event.keyCode);
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if (typeof result === 'function') {
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keydown_handler = result;
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event.preventDefault();
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}
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});
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// NB: This just binds to current elements, and won't bind to elements
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// created after ready() is called.
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$(function () {
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$('input, textarea, button').focus(function () {
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keydown_handler = process_key_in_input;
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});
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$('input, textarea, button').blur(function () {
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keydown_handler = process_hotkey;
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});
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});
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function home_view(element) {
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return true;
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}
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var current_view_predicate = home_view;
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var current_view_original_message;
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function prepare_huddle(recipients) {
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// Used for both personals and huddles.
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show_compose('personal', $("#new_personal_zephyr"));
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$("#recipient").val(recipients);
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}
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function do_narrow(description, original_message, filter_function) {
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// Your pointer isn't changed when narrowed.
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narrowed = true;
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persistent_zephyr_id = selected_zephyr_id;
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current_view_predicate = filter_function;
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current_view_original_message = original_message;
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// We want the zephyr on which the narrow happened to stay in the same place if possible.
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var old_top = $("#main_div").offset().top - selected_zephyr.offset().top;
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var parent;
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// Empty the filtered table right before we fill it again
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$("#zfilt").empty();
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|
$.each(initial_zephyr_array, function (dummy, zephyr) {
|
|
if (filter_function(zephyr, original_message)) {
|
|
// It matched the filter, push it on to the array.
|
|
add_to_tables(zephyr, parent, 'zfilt');
|
|
parent = zephyr;
|
|
}
|
|
});
|
|
|
|
// Show the new set of messages.
|
|
$("#zfilt").addClass("focused_table");
|
|
|
|
$("#show_all_messages").removeAttr("disabled");
|
|
$("#narrowbox").show();
|
|
$("#main_div").addClass("narrowed_view");
|
|
$("#currently_narrowed_to").html(description);
|
|
$("#zhome").removeClass("focused_table");
|
|
|
|
select_zephyr_by_id(selected_zephyr_id, true);
|
|
scroll_to_selected();
|
|
}
|
|
|
|
function narrow_huddle() {
|
|
var parent = zephyr_dict[selected_zephyr_id];
|
|
|
|
var message = "Group chats with " + parent.reply_to;
|
|
|
|
do_narrow(message, parent, function (other, original) {
|
|
return other.reply_to === original.reply_to;
|
|
});
|
|
}
|
|
|
|
function narrow_all_personals() {
|
|
// Narrow to all personals
|
|
var message = "All huddles with you";
|
|
do_narrow(message, undefined, function (other, original) {
|
|
return other.type === "personal" || other.type === "huddle";
|
|
});
|
|
}
|
|
|
|
function narrow_personals() {
|
|
// Narrow to personals with a specific user
|
|
var zephyr_obj = zephyr_dict[selected_zephyr_id];
|
|
var other_party;
|
|
if (zephyr_obj.display_recipient === email) {
|
|
other_party = zephyr_obj.sender;
|
|
} else {
|
|
other_party = zephyr_obj.display_recipient;
|
|
}
|
|
var message = "Huddles with " + other_party;
|
|
|
|
do_narrow(message, zephyr_dict[selected_zephyr_id], function (other, original) {
|
|
return (other.type === 'personal') &&
|
|
(((other.display_recipient === original.display_recipient) && (other.sender === original.sender)) ||
|
|
((other.display_recipient === original.sender) && (other.sender === original.display_recipient)));
|
|
});
|
|
|
|
}
|
|
|
|
function narrow_class() {
|
|
var parent = zephyr_dict[selected_zephyr_id];
|
|
var message = "<span class='zephyr_class'>" + parent.display_recipient + "</span>";
|
|
do_narrow(message, parent, function (other, original) {
|
|
return (other.type === 'class' &&
|
|
original.display_recipient === other.display_recipient);
|
|
});
|
|
}
|
|
|
|
function narrow_instance() {
|
|
var parent = zephyr_dict[selected_zephyr_id];
|
|
var message = "<span class='zephyr_class'>" + parent.display_recipient
|
|
+ "</span> | <span class='zephyr_instance'>" + parent.instance
|
|
+ "</span>";
|
|
do_narrow(message, parent, function (other, original) {
|
|
return (other.type === 'class' &&
|
|
original.display_recipient === other.display_recipient &&
|
|
original.instance === other.instance);
|
|
});
|
|
}
|
|
|
|
function show_all_messages() {
|
|
if (!narrowed) {
|
|
return;
|
|
}
|
|
narrowed = false;
|
|
|
|
current_view_predicate = home_view;
|
|
current_view_original_message = undefined;
|
|
|
|
$("#zfilt").removeClass('focused_table');
|
|
$("#zhome").addClass('focused_table');
|
|
$("#narrowbox").hide();
|
|
$("#main_div").removeClass('narrowed_view');
|
|
$("#show_all_messages").attr("disabled", "disabled");
|
|
$("#currently_narrowed_to").html("");
|
|
|
|
// Includes scrolling.
|
|
select_zephyr_by_id(persistent_zephyr_id, true);
|
|
|
|
scroll_to_selected();
|
|
}
|
|
|
|
function update_autocomplete() {
|
|
class_list.sort();
|
|
instance_list.sort();
|
|
people_list.sort();
|
|
|
|
// limit number of items so the list doesn't fall off the screen
|
|
$( "#class" ).typeahead({
|
|
source: class_list,
|
|
items: 3,
|
|
});
|
|
$( "#instance" ).typeahead({
|
|
source: instance_list,
|
|
items: 2,
|
|
});
|
|
$( "#recipient" ).typeahead({
|
|
source: people_list,
|
|
items: 4,
|
|
});
|
|
}
|
|
|
|
function add_to_tables(zephyr, parent, table_name) {
|
|
var table = $('#' + table_name);
|
|
|
|
if (parent !== undefined &&
|
|
zephyr.type === parent.type && (
|
|
(zephyr.is_huddle) && (parent.name === zephyr.name) ||
|
|
(zephyr.is_personal) && (parent.reply_to === zephyr.reply_to) ||
|
|
((zephyr.is_class) && (parent.display_recipient === zephyr.display_recipient) &&
|
|
(parent.instance === zephyr.instance))
|
|
)) {
|
|
zephyr.include_recipient = false;
|
|
} else {
|
|
zephyr.include_recipient = true;
|
|
if (parent !== undefined) {
|
|
// add a space to the table, but not if we have no parent because
|
|
// we don't want a bookend as the first element.
|
|
table.append('<tr><td /><td /><td class="bookend" /></tr>');
|
|
}
|
|
}
|
|
|
|
if (parent !== undefined && !zephyr.include_recipient && zephyr.sender === parent.sender) {
|
|
zephyr.include_sender = false;
|
|
|
|
table.find('tr:last-child td:last-child').addClass("collapsed_parent");
|
|
} else {
|
|
zephyr.include_sender = true;
|
|
}
|
|
|
|
zephyr.dom_id = table_name + zephyr.id;
|
|
|
|
var new_tr = ich.zephyr(zephyr);
|
|
table.append(new_tr);
|
|
register_huddle_onclick(new_tr, zephyr.sender);
|
|
}
|
|
|
|
|
|
function add_message(index, zephyr) {
|
|
last_received = Math.max(last_received, zephyr.id);
|
|
|
|
if (zephyr.type === 'class') {
|
|
zephyr.is_class = true;
|
|
if ($.inArray(zephyr.display_recipient, class_list) === -1) {
|
|
class_list.push(zephyr.display_recipient);
|
|
update_autocomplete();
|
|
}
|
|
if ($.inArray(zephyr.instance, instance_list) === -1) {
|
|
instance_list.push(zephyr.instance);
|
|
update_autocomplete();
|
|
}
|
|
} else if (zephyr.type === "huddle") {
|
|
zephyr.is_huddle = true;
|
|
zephyr.reply_to = get_huddle_recipient(zephyr);
|
|
} else {
|
|
zephyr.is_personal = true;
|
|
|
|
if (zephyr.display_recipient === email) { // that is, we sent the original message
|
|
zephyr.reply_to = zephyr.sender;
|
|
} else {
|
|
zephyr.reply_to = zephyr.display_recipient;
|
|
}
|
|
|
|
if (zephyr.reply_to !== email &&
|
|
$.inArray(zephyr.reply_to, people_list) === -1) {
|
|
people_list.push(zephyr.reply_to);
|
|
update_autocomplete();
|
|
}
|
|
}
|
|
|
|
|
|
var time = new Date(zephyr.timestamp * 1000);
|
|
var two_digits = function (x) { return ('0' + x).slice(-2); };
|
|
zephyr.timestr = two_digits(time.getHours())
|
|
+ ':' + two_digits(time.getMinutes());
|
|
zephyr.full_date_str = time.toLocaleString();
|
|
|
|
var parent = zephyr_dict[$('#zhome tr:last-child').attr('zid')];
|
|
|
|
add_to_tables(zephyr, parent, 'zhome');
|
|
|
|
// now lets see if the filter applies to the message
|
|
var parent_filtered = zephyr_dict[$('#zfilt tr:last-child').attr('zid')];
|
|
|
|
if (current_view_predicate(zephyr, current_view_original_message)) {
|
|
add_to_tables(zephyr, parent_filtered, 'zfilt');
|
|
}
|
|
|
|
|
|
// save the zephyr object, with computed values for various is_*
|
|
zephyr_dict[zephyr.id] = zephyr;
|
|
}
|
|
|
|
$(function () {
|
|
$(initial_zephyr_array).each(add_message);
|
|
select_zephyr_by_id(initial_pointer, true);
|
|
get_updates_longpoll();
|
|
});
|
|
|
|
function clear_compose_box() {
|
|
$("#zephyr_compose").find('input[type=text], textarea').val('');
|
|
}
|
|
|
|
var longpoll_failures = 0;
|
|
function get_updates_longpoll() {
|
|
console.log(new Date() + ': longpoll started');
|
|
$.ajax({
|
|
type: 'POST',
|
|
url: 'get_updates_longpoll',
|
|
data: { last_received: last_received },
|
|
dataType: 'json',
|
|
timeout: 10*60*1000, // 10 minutes in ms
|
|
success: function (data) {
|
|
console.log(new Date() + ': longpoll success');
|
|
longpoll_failures = 0;
|
|
$('#connection-error').hide();
|
|
|
|
if (data && data.zephyrs) {
|
|
$.each(data.zephyrs, function (dummy, zephyr) {
|
|
add_message(dummy, zephyr);
|
|
zephyr_dict[zephyr.id] = zephyr;
|
|
initial_zephyr_array.push(zephyr);
|
|
});
|
|
}
|
|
setTimeout(get_updates_longpoll, 0);
|
|
},
|
|
error: function (xhr, error_type, exn) {
|
|
if (error_type === 'timeout') {
|
|
// Retry indefinitely on timeout.
|
|
console.log(new Date() + ': longpoll timed out');
|
|
longpoll_failures = 0;
|
|
$('#connection-error').hide();
|
|
} else {
|
|
console.log(new Date() + ': longpoll failed with ' + error_type +
|
|
' (' + longpoll_failures + ' failures)');
|
|
longpoll_failures += 1;
|
|
}
|
|
|
|
if (longpoll_failures >= 5) {
|
|
$('#connection-error').show();
|
|
} else {
|
|
$('#connection-error').hide();
|
|
}
|
|
|
|
var retry_sec = Math.min(90, Math.exp(longpoll_failures/2));
|
|
console.log(new Date() + ': longpoll retrying in ' + retry_sec + ' seconds');
|
|
setTimeout(get_updates_longpoll, retry_sec*1000);
|
|
}
|
|
});
|
|
}
|
|
|
|
$(function () {
|
|
update_autocomplete();
|
|
$('.button-slide').click(function () {
|
|
show_compose('class', $("#class"));
|
|
});
|
|
});
|