376 lines
14 KiB
JavaScript
376 lines
14 KiB
JavaScript
define([
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'/customize/messages.js',
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'/bower_components/jquery/dist/jquery.min.js'
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], function (Messages) {
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var $ = window.jQuery;
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var Bar = {
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constants: {},
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};
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/** Id of the div containing the user list. */
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var USER_LIST_CLS = Bar.constants.userlist = 'cryptpad-user-list';
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/** Id of the div containing the lag info. */
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var LAG_ELEM_CLS = Bar.constants.lag = 'cryptpad-lag';
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/** The toolbar class which contains the user list, debug link and lag. */
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var TOOLBAR_CLS = Bar.constants.toolbar = 'cryptpad-toolbar';
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var LEFTSIDE_CLS = Bar.constants.leftside = 'cryptpad-toolbar-leftside';
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var RIGHTSIDE_CLS = Bar.constants.rightside = 'cryptpad-toolbar-rightside';
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var SPINNER_CLS = Bar.constants.spinner = 'cryptpad-spinner';
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var STATE_CLS = Bar.constants.state = 'cryptpad-state';
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var USERNAME_CLS = Bar.constants.username = 'cryptpad-toolbar-username';
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var READONLY_CLS = Bar.constants.readonly = 'cryptpad-readonly';
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var USERBUTTONS_CONTAINER_CLS = Bar.constants.userButtonsContainer = "cryptpad-userbuttons-container";
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var USERLIST_CLS = Bar.constants.userlist = "cryptpad-dropdown-users";
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var EDITSHARE_CLS = Bar.constants.editShare = "cryptpad-dropdown-editShare";
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var VIEWSHARE_CLS = Bar.constants.viewShare = "cryptpad-dropdown-viewShare";
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var DROPDOWN_CONTAINER_CLS = Bar.constants.dropdownContainer = "cryptpad-dropdown-container";
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var DROPDOWN_CLS = Bar.constants.dropdown = "cryptpad-dropdown";
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/** Key in the localStore which indicates realtime activity should be disallowed. */
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// TODO remove? will never be used in cryptpad
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var LOCALSTORAGE_DISALLOW = Bar.constants.localstorageDisallow = 'cryptpad-disallow';
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var SPINNER_DISAPPEAR_TIME = 3000;
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var SPINNER = [ '-', '\\', '|', '/' ];
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var uid = function () {
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return 'cryptpad-uid-' + String(Math.random()).substring(2);
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};
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var $style;
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var firstConnection = true;
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var styleToolbar = function ($container, href) {
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href = href || '/customize/toolbar.css';
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$.ajax({
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url: href,
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dataType: 'text',
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success: function (data) {
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$container.append($('<style>').text(data));
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},
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});
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};
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var createRealtimeToolbar = function ($container) {
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var $toolbar = $('<div>', {
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'class': TOOLBAR_CLS,
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id: uid(),
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})
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.append($('<div>', {'class': LEFTSIDE_CLS}))
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.append($('<div>', {'class': RIGHTSIDE_CLS}));
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$container.prepend($toolbar);
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styleToolbar($container);
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return $toolbar;
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};
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var createSpinner = function ($container) {
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var $spinner = $('<div>', {
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id: uid(),
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'class': SPINNER_CLS,
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});
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$container.append($spinner);
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return $spinner[0];
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};
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var kickSpinner = function (spinnerElement, reversed) {
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var txt = spinnerElement.textContent || '-';
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var inc = (reversed) ? -1 : 1;
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spinnerElement.textContent = SPINNER[(SPINNER.indexOf(txt) + inc) % SPINNER.length];
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if (spinnerElement.timeout) { clearTimeout(spinnerElement.timeout); }
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spinnerElement.timeout = setTimeout(function () {
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spinnerElement.textContent = '';
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}, SPINNER_DISAPPEAR_TIME);
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};
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var createUserButtons = function ($userlistElement, readOnly) {
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var $listElement = $('<span>', {
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id: 'userButtons',
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'class': USERBUTTONS_CONTAINER_CLS
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}).appendTo($userlistElement);
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var $editIcon = $('<button>', {
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'class': 'userlist dropbtn edit',
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});
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var $editIconSmall = $editIcon.clone().addClass('small');
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var $viewIcon = $('<button>', {
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'class': 'userlist dropbtn view',
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});
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var $viewIconSmall = $viewIcon.clone().addClass('small');
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var $shareTitle = $('<h2>').text(Messages.share);
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var $dropdownEditUsers = $('<p>', {'class': USERLIST_CLS});
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var $dropdownEditShare = $('<p>', {'class': EDITSHARE_CLS});
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if (readOnly !== 1) {
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$dropdownEditShare.append($shareTitle);
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}
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var $dropdownEditContainer = $('<div>', {'class': DROPDOWN_CONTAINER_CLS});
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var $dropdownEdit = $('<div>', {
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id: "cryptpad-dropdown-edit",
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'class': DROPDOWN_CLS
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}).append($dropdownEditUsers).append($dropdownEditShare);
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var $dropdownViewShare = $('<p>', {'class': VIEWSHARE_CLS}).append($shareTitle.clone());
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var $dropdownViewContainer = $('<div>', {'class': DROPDOWN_CONTAINER_CLS});
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var $dropdownView = $('<div>', {
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id: "cryptpad-dropdown-view",
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'class': DROPDOWN_CLS
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}).append($dropdownViewShare);
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var createHandler = function ($elmt) {
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return function () {
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if ($elmt.is(':visible')) {
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$elmt.hide();
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return;
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}
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$userlistElement.find('.' + DROPDOWN_CLS).hide();
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$elmt.show();
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};
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};
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$editIcon.click(createHandler($dropdownEdit));
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$editIconSmall.click(createHandler($dropdownEdit));
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$viewIcon.click(createHandler($dropdownView));
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$viewIconSmall.click(createHandler($dropdownView));
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$dropdownEditContainer.append($editIcon).append($editIconSmall).append($dropdownEdit);
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$dropdownViewContainer.append($viewIcon).append($viewIconSmall).append($dropdownView);
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$listElement.append($dropdownEditContainer);
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if (readOnly !== -1) {
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$listElement.append($dropdownViewContainer);
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}
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};
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var createUserList = function ($container, readOnly) {
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var $state = $('<span>', {'class': STATE_CLS}).text(Messages.synchronizing);
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var $usernameElement = $('<span>', {'class': USERNAME_CLS});
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var $userlist = $('<div>', {
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'class': USER_LIST_CLS,
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id: uid(),
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}).append($state).append($usernameElement);
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createUserButtons($userlist, readOnly);
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$container.append($userlist);
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return $userlist[0];
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};
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var getOtherUsers = function(myUserName, userList, userData) {
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var i = 0;
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var list = [];
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userList.forEach(function(user) {
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if(user !== myUserName) {
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var data = (userData) ? (userData[user] || null) : null;
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var userName = (data) ? data.name : null;
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if(userName) {
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list.push(userName);
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}
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}
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});
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return list;
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};
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var arrayIntersect = function(a, b) {
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return $.grep(a, function(i) {
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return $.inArray(i, b) > -1;
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});
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};
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var getViewers = function (n) {
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if (!n || !parseInt(n) || n === 0) { return ''; }
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if (n === 1) { return '; + ' + Messages.oneViewer; }
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return '; + ' + Messages._getKey('viewers', [n]);
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};
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var updateUserList = function (myUserName, userlistElement, userList, userData, readOnly, $stateElement) {
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var meIdx = userList.indexOf(myUserName);
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if (meIdx === -1) {
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$stateElement.text(Messages.synchronizing);
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return;
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}
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$stateElement.text('');
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// Make sure the user block elements are displayed
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var $userButtons = $(userlistElement).find("#userButtons");
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$userButtons.show();
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var $userElement = $(userlistElement).find('.' + USERNAME_CLS);
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$userElement.show();
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var numberOfUsers = userList.length;
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// If we are using old pads (readonly unavailable), only editing users are in userList.
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// With new pads, we also have readonly users in userList, so we have to intersect with
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// the userData to have only the editing users. We can't use userData directly since it
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// contains data about users that have already left the channel.
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userList = readOnly === -1 ? userList : arrayIntersect(userList, Object.keys(userData));
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var numberOfViewUsers = numberOfUsers - userList.length;
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// Names of editing users
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var editUsersNames = getOtherUsers(myUserName, userList, userData);
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// Number of anonymous editing users
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var anonymous = numberOfUsers - editUsersNames.length;
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// Update the userlist
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var editUsersList = '';
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if (readOnly !== 1) {
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editUsersNames.unshift('<span class="yourself">' + Messages.yourself + '</span>');
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anonymous--;
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}
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if (anonymous > 0) {
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var text = anonymous === 1 ? Messages.anonymousUser : Messages.anonymousUsers;
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editUsersNames.push('<span class="anonymous">' + anonymous + ' ' + text + '</span>');
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}
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if (editUsersNames.length > 0) {
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editUsersList += editUsersNames.join('<br>');
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}
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var $usersTitle = $('<h2>').text(Messages.users);
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var $editUsers = $userButtons.find('.' + USERLIST_CLS);
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$editUsers.html('').append($usersTitle).append(editUsersList);
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// Update the buttons
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var fa_caretdown = '<span class="fa fa-caret-down" style="font-family:FontAwesome;"></span>';
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var fa_editusers = '<span class="fa fa-users" style="font-family:FontAwesome;"></span>';
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var fa_viewusers = '<span class="fa fa-eye" style="font-family:FontAwesome;"></span>';
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$userButtons.find('.userlist.edit').html(fa_editusers + ' ' + userList.length + ' ' + Messages.editing + ' ' + fa_caretdown);
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$userButtons.find('.userlist.edit.small').html(fa_editusers + ' ' + userList.length + ' ' + fa_caretdown);
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$userButtons.find('.userlist.view').html(fa_viewusers + ' ' + numberOfViewUsers + ' ' + Messages.viewing + ' ' + fa_caretdown);
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$userButtons.find('.userlist.view.small').html(fa_viewusers + ' ' + numberOfViewUsers + ' ' + fa_caretdown);
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if (readOnly === 1) {
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// TODO
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$userElement.html('<span class="' + READONLY_CLS + '">' + Messages.readonly + '</span>');
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}
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else {
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var name = userData[myUserName] && userData[myUserName].name;
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var icon = '<span class="fa fa-user" style="font-family:FontAwesome;"></span>';
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if (!name) {
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name = Messages.anonymous;
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}
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$userElement.find("button").html(icon + ' ' + name);
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}
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};
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var createLagElement = function ($container) {
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var $lag = $('<div>', {
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'class': LAG_ELEM_CLS,
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id: uid(),
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});
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$container.before($lag);
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return $lag[0];
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};
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var checkLag = function (getLag, lagElement) {
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var lag;
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if(typeof getLag === "function") {
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lag = getLag();
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}
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var lagLight = $('<div>', {
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'class': 'lag'
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});
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var title;
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if(lag) {
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firstConnection = false;
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title = Messages.lag + ' : ' + lag + ' ms\n';
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if (lag.waiting || lag > 1000) {
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lagLight.addClass('lag-orange');
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title += Messages.orangeLight;
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} else {
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lagLight.addClass('lag-green');
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title += Messages.greenLight;
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}
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}
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else if (!firstConnection){
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lagLight.addClass('lag-red');
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title = Messages.redLight;
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}
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lagLight.attr('title', title);
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$(lagElement).html('');
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$(lagElement).append(lagLight);
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};
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var create = Bar.create = function ($container, myUserName, realtime, getLag, userList, config) {
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var readOnly = (typeof config.readOnly !== "undefined") ? (config.readOnly ? 1 : 0) : -1;
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var toolbar = createRealtimeToolbar($container);
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var userListElement = createUserList(toolbar.find('.' + LEFTSIDE_CLS), readOnly);
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var spinner = createSpinner(toolbar.find('.' + RIGHTSIDE_CLS));
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var lagElement = createLagElement(toolbar.find('.' + RIGHTSIDE_CLS));
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var userData = config.userData;
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// readOnly = 1 (readOnly enabled), 0 (disabled), -1 (old pad without readOnly mode)
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var saveElement;
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var loadElement;
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var $stateElement = $(userListElement).find('.' + STATE_CLS);
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var connected = false;
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if (config.ifrw) {
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var removeDropdowns = function (e) {
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if ($(e.target).parents('.cryptpad-dropdown-container').length) {
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return;
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}
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$container.find('.cryptpad-dropdown').hide();
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};
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$(config.ifrw).on('click',removeDropdowns);
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if (config.ifrw.$('iframe').length) {
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var innerIfrw = config.ifrw.$('iframe').each(function (i, el) {
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$(el.contentWindow).on('click', removeDropdowns);
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});
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}
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}
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userList.onChange = function(newUserData) {
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var users = userList.users;
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if (users.indexOf(myUserName) !== -1) { connected = true; }
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if (!connected) { return; }
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if(newUserData) { // Someone has changed his name/color
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userData = newUserData;
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}
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updateUserList(myUserName, userListElement, users, userData, readOnly, $stateElement);
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};
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var ks = function () {
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if (connected) { kickSpinner(spinner, false); }
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};
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realtime.onPatch(ks);
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// Try to filter out non-patch messages, doesn't have to be perfect this is just the spinner
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realtime.onMessage(function (msg) { if (msg.indexOf(':[2,') > -1) { ks(); } });
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checkLag(getLag, lagElement);
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setInterval(function () {
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if (!connected) { return; }
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checkLag(getLag, lagElement);
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}, 3000);
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return {
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failed: function () {
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connected = false;
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$stateElement.text(Messages.disconnected);
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checkLag(undefined, lagElement);
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},
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reconnecting: function (userId) {
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myUserName = userId;
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connected = false;
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$stateElement.text(Messages.reconnecting);
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checkLag(getLag, lagElement);
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},
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connected: function () {
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connected = true;
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}
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};
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};
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return Bar;
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});
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