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757 lines
29 KiB
JavaScript
757 lines
29 KiB
JavaScript
define([
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'jquery',
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'/bower_components/chainpad-crypto/crypto.js',
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'/bower_components/chainpad-netflux/chainpad-netflux.js',
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'/bower_components/textpatcher/TextPatcher.js',
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'/common/toolbar.js',
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'json.sortify',
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'/bower_components/chainpad-json-validator/json-ot.js',
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'/common/cryptpad-common.js',
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'/common/cryptget.js',
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'/common/modes.js',
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'/common/themes.js',
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'/common/visible.js',
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'/common/notify.js',
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'/bower_components/file-saver/FileSaver.min.js'
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], function ($, Crypto, Realtime, TextPatcher, Toolbar, JSONSortify, JsonOT, Cryptpad, Cryptget, Modes, Themes, Visible, Notify) {
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var saveAs = window.saveAs;
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var Messages = Cryptpad.Messages;
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var module = window.APP = {
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Cryptpad: Cryptpad,
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};
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$(function () {
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Cryptpad.addLoadingScreen();
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var ifrw = module.ifrw = $('#pad-iframe')[0].contentWindow;
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var stringify = function (obj) {
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return JSONSortify(obj);
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};
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var toolbar;
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var secret = Cryptpad.getSecrets();
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var readOnly = secret.keys && !secret.keys.editKeyStr;
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if (!secret.keys) {
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secret.keys = secret.key;
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}
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var onConnectError = function (info) {
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Cryptpad.errorLoadingScreen(Messages.websocketError);
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};
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var andThen = function (CMeditor) {
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var CodeMirror = module.CodeMirror = CMeditor;
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CodeMirror.modeURL = "/bower_components/codemirror/mode/%N/%N.js";
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var $pad = $('#pad-iframe');
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var $textarea = $pad.contents().find('#editor1');
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var $bar = $('#pad-iframe')[0].contentWindow.$('#cme_toolbox');
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var parsedHash = Cryptpad.parsePadUrl(window.location.href);
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var defaultName = Cryptpad.getDefaultName(parsedHash);
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var initialState = Messages.codeInitialState;
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var editor = module.editor = CMeditor.fromTextArea($textarea[0], {
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lineNumbers: true,
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lineWrapping: true,
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autoCloseBrackets: true,
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matchBrackets : true,
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showTrailingSpace : true,
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styleActiveLine : true,
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search: true,
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highlightSelectionMatches: {showToken: /\w+/},
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extraKeys: {"Shift-Ctrl-R": undefined},
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foldGutter: true,
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gutters: ["CodeMirror-linenumbers", "CodeMirror-foldgutter"],
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mode: "javascript",
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readOnly: true
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});
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editor.setValue(Messages.codeInitialState);
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var setMode = module.setMode = function (mode, $select) {
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module.highlightMode = mode;
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if (mode === 'text') {
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editor.setOption('mode', 'text');
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return;
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}
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CodeMirror.autoLoadMode(editor, mode);
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editor.setOption('mode', mode);
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if ($select) {
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var name = $select.find('a[data-value="' + mode + '"]').text() || 'Mode';
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$select.setValue(name);
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}
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};
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var setTheme = module.setTheme = (function () {
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var path = '/common/theme/';
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var $head = $(ifrw.document.head);
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var themeLoaded = module.themeLoaded = function (theme) {
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return $head.find('link[href*="'+theme+'"]').length;
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};
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var loadTheme = module.loadTheme = function (theme) {
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$head.append($('<link />', {
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rel: 'stylesheet',
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href: path + theme + '.css',
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}));
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};
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return function (theme, $select) {
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if (!theme) {
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editor.setOption('theme', 'default');
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} else {
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if (!themeLoaded(theme)) {
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loadTheme(theme);
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}
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editor.setOption('theme', theme);
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}
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if ($select) {
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$select.setValue(theme || 'Theme');
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}
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};
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}());
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var setEditable = module.setEditable = function (bool) {
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if (readOnly && bool) { return; }
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editor.setOption('readOnly', !bool);
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};
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var userData = module.userData = {}; // List of pretty name of all users (mapped with their server ID)
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var userList; // List of users still connected to the channel (server IDs)
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var addToUserData = function(data) {
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var users = module.users;
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for (var attrname in data) { userData[attrname] = data[attrname]; }
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if (users && users.length) {
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for (var userKey in userData) {
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if (users.indexOf(userKey) === -1) {
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delete userData[userKey];
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}
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}
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}
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if(userList && typeof userList.onChange === "function") {
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userList.onChange(userData);
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}
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};
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var myData = {};
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var myUserName = ''; // My "pretty name"
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var myID; // My server ID
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var setMyID = function(info) {
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myID = info.myID || null;
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myUserName = myID;
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};
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var config = {
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initialState: '{}',
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websocketURL: Cryptpad.getWebsocketURL(),
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channel: secret.channel,
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// our public key
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validateKey: secret.keys.validateKey || undefined,
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readOnly: readOnly,
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crypto: Crypto.createEncryptor(secret.keys),
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setMyID: setMyID,
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network: Cryptpad.getNetwork(),
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transformFunction: JsonOT.validate,
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};
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var canonicalize = function (t) { return t.replace(/\r\n/g, '\n'); };
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var isDefaultTitle = function () {
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var parsed = Cryptpad.parsePadUrl(window.location.href);
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return Cryptpad.isDefaultName(parsed, document.title);
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};
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var initializing = true;
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var stringifyInner = function (textValue) {
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var obj = {
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content: textValue,
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metadata: {
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users: userData,
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defaultTitle: defaultName
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}
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};
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if (!initializing) {
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obj.metadata.title = document.title;
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}
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// set mode too...
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obj.highlightMode = module.highlightMode;
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// stringify the json and send it into chainpad
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return stringify(obj);
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};
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var onLocal = config.onLocal = function () {
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if (initializing) { return; }
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if (readOnly) { return; }
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editor.save();
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var textValue = canonicalize($textarea.val());
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var shjson = stringifyInner(textValue);
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module.patchText(shjson);
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if (module.realtime.getUserDoc() !== shjson) {
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console.error("realtime.getUserDoc() !== shjson");
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}
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};
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var setName = module.setName = function (newName) {
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if (typeof(newName) !== 'string') { return; }
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var myUserNameTemp = newName.trim();
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if(newName.trim().length > 32) {
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myUserNameTemp = myUserNameTemp.substr(0, 32);
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}
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myUserName = myUserNameTemp;
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myData[myID] = {
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name: myUserName,
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uid: Cryptpad.getUid(),
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};
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addToUserData(myData);
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Cryptpad.setAttribute('username', myUserName, function (err, data) {
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if (err) {
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console.log("Couldn't set username");
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console.error(err);
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return;
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}
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onLocal();
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});
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};
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var getHeadingText = function () {
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var lines = editor.getValue().split(/\n/);
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var text = '';
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lines.some(function (line) {
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// lisps?
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var lispy = /^\s*(;|#\|)(.*?)$/;
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if (lispy.test(line)) {
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line.replace(lispy, function (a, one, two) {
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text = two;
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});
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return true;
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}
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// lines beginning with a hash are potentially valuable
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// works for markdown, python, bash, etc.
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var hash = /^#(.*?)$/;
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if (hash.test(line)) {
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line.replace(hash, function (a, one) {
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text = one;
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});
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return true;
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}
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// lines including a c-style comment are also valuable
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var clike = /^\s*(\/\*|\/\/)(.*)?(\*\/)*$/;
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if (clike.test(line)) {
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line.replace(clike, function (a, one, two) {
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if (!(two && two.replace)) { return; }
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text = two.replace(/\*\/\s*$/, '').trim();
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});
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return true;
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}
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// TODO make one more pass for multiline comments
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});
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return text.trim();
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};
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var suggestName = function (fallback) {
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if (document.title === defaultName) {
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return getHeadingText() || fallback || "";
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} else {
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return document.title || getHeadingText() || defaultName;
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}
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};
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var exportText = module.exportText = function () {
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var text = editor.getValue();
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var ext = Modes.extensionOf(module.highlightMode);
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var title = Cryptpad.fixFileName(suggestName('cryptpad')) + (ext || '.txt');
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Cryptpad.prompt(Messages.exportPrompt, title, function (filename) {
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if (filename === null) { return; }
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var blob = new Blob([text], {
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type: 'text/plain;charset=utf-8'
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});
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saveAs(blob, filename);
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});
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};
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var importText = function (content, file) {
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var $bar = $('#pad-iframe')[0].contentWindow.$('#cme_toolbox');
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var mode;
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var mime = CodeMirror.findModeByMIME(file.type);
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if (!mime) {
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var ext = /.+\.([^.]+)$/.exec(file.name);
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if (ext[1]) {
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mode = CodeMirror.findModeByExtension(ext[1]);
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}
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} else {
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mode = mime && mime.mode || null;
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}
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if (mode && Modes.list.some(function (o) { return o.mode === mode; })) {
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setMode(mode);
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$bar.find('#language-mode').val(mode);
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} else {
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console.log("Couldn't find a suitable highlighting mode: %s", mode);
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setMode('text');
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$bar.find('#language-mode').val('text');
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}
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editor.setValue(content);
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onLocal();
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};
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var renameCb = function (err, title) {
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if (err) { return; }
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document.title = title;
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onLocal();
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};
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var updateTitle = function (newTitle) {
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if (newTitle === document.title) { return; }
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// Change the title now, and set it back to the old value if there is an error
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var oldTitle = document.title;
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document.title = newTitle;
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Cryptpad.renamePad(newTitle, function (err, data) {
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if (err) {
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console.log("Couldn't set pad title");
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console.error(err);
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document.title = oldTitle;
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return;
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}
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document.title = data;
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$bar.find('.' + Toolbar.constants.title).find('span.title').text(data);
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$bar.find('.' + Toolbar.constants.title).find('input').val(data);
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});
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};
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var updateDefaultTitle = function (defaultTitle) {
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defaultName = defaultTitle;
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$bar.find('.' + Toolbar.constants.title).find('input').attr("placeholder", defaultName);
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};
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var updateMetadata = function(shjson) {
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// Extract the user list (metadata) from the hyperjson
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var json = (shjson === "") ? "" : JSON.parse(shjson);
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var titleUpdated = false;
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if (json && json.metadata) {
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if (json.metadata.users) {
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var userData = json.metadata.users;
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// Update the local user data
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addToUserData(userData);
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}
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if (json.metadata.defaultTitle) {
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updateDefaultTitle(json.metadata.defaultTitle);
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}
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if (typeof json.metadata.title !== "undefined") {
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updateTitle(json.metadata.title || defaultName);
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titleUpdated = true;
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}
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}
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if (!titleUpdated) {
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updateTitle(defaultName);
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}
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};
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var onInit = config.onInit = function (info) {
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userList = info.userList;
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var config = {
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displayed: ['useradmin', 'spinner', 'lag', 'state', 'share', 'userlist', 'newpad'],
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userData: userData,
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readOnly: readOnly,
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ifrw: ifrw,
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share: {
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secret: secret,
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channel: info.channel
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},
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title: {
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onRename: renameCb,
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defaultName: defaultName,
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suggestName: suggestName
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},
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common: Cryptpad
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};
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if (readOnly) {delete config.changeNameID; }
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toolbar = module.toolbar = Toolbar.create($bar, info.myID, info.realtime, info.getLag, userList, config);
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var $rightside = $bar.find('.' + Toolbar.constants.rightside);
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var $userBlock = $bar.find('.' + Toolbar.constants.username);
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var $usernameButton = module.$userNameButton = $($bar.find('.' + Toolbar.constants.changeUsername));
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var editHash;
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var viewHash = Cryptpad.getViewHashFromKeys(info.channel, secret.keys);
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if (!readOnly) {
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editHash = Cryptpad.getEditHashFromKeys(info.channel, secret.keys);
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}
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/* save as template */
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if (!Cryptpad.isTemplate(window.location.href)) {
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var templateObj = {
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rt: info.realtime,
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Crypt: Cryptget,
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getTitle: function () { return document.title; }
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};
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var $templateButton = Cryptpad.createButton('template', true, templateObj);
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$rightside.append($templateButton);
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}
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/* add an export button */
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var $export = Cryptpad.createButton('export', true, {}, exportText);
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$rightside.append($export);
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if (!readOnly) {
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/* add an import button */
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var $import = Cryptpad.createButton('import', true, {}, importText);
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$rightside.append($import);
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/* add a rename button */
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//var $setTitle = Cryptpad.createButton('rename', true, {suggestName: suggestName}, renameCb);
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//$rightside.append($setTitle);
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}
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/* add a forget button */
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var forgetCb = function (err, title) {
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if (err) { return; }
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setEditable(false);
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};
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var $forgetPad = Cryptpad.createButton('forget', true, {}, forgetCb);
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$rightside.append($forgetPad);
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var configureLanguage = function (cb) {
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// FIXME this is async so make it happen as early as possible
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var options = [];
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Modes.list.forEach(function (l) {
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options.push({
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tag: 'a',
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attributes: {
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'data-value': l.mode,
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'href': '#',
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},
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content: l.language // Pretty name of the language value
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});
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});
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var dropdownConfig = {
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text: 'Mode', // Button initial text
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options: options, // Entries displayed in the menu
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left: true, // Open to the left of the button
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isSelect: true,
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};
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var $block = module.$language = Cryptpad.createDropdown(dropdownConfig);
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var $button = $block.find('.buttonTitle');
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$block.find('a').click(function (e) {
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setMode($(this).attr('data-value'), $block);
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onLocal();
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});
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$rightside.append($block);
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cb();
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};
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var configureTheme = function () {
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/* Remember the user's last choice of theme using localStorage */
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var themeKey = 'CRYPTPAD_CODE_THEME';
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var lastTheme = localStorage.getItem(themeKey) || 'default';
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var options = [];
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Themes.forEach(function (l) {
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options.push({
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tag: 'a',
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attributes: {
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'data-value': l.name,
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'href': '#',
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},
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content: l.name // Pretty name of the language value
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});
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});
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var dropdownConfig = {
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text: 'Theme', // Button initial text
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options: options, // Entries displayed in the menu
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left: true, // Open to the left of the button
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isSelect: true,
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initialValue: lastTheme
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};
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var $block = module.$theme = Cryptpad.createDropdown(dropdownConfig);
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var $button = $block.find('.buttonTitle');
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setTheme(lastTheme, $block);
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$block.find('a').click(function (e) {
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var theme = $(this).attr('data-value');
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setTheme(theme, $block);
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localStorage.setItem(themeKey, theme);
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});
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$rightside.append($block);
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};
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if (!readOnly) {
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configureLanguage(function () {
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configureTheme();
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});
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}
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else {
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configureTheme();
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}
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// set the hash
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if (!readOnly) { Cryptpad.replaceHash(editHash); }
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Cryptpad.onDisplayNameChanged(setName);
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};
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var unnotify = module.unnotify = function () {
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if (module.tabNotification &&
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typeof(module.tabNotification.cancel) === 'function') {
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module.tabNotification.cancel();
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}
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};
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var notify = module.notify = function () {
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if (Visible.isSupported() && !Visible.currently()) {
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unnotify();
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module.tabNotification = Notify.tab(1000, 10);
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}
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};
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var onReady = config.onReady = function (info) {
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module.users = info.userList.users;
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if (module.realtime !== info.realtime) {
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var realtime = module.realtime = info.realtime;
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module.patchText = TextPatcher.create({
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realtime: realtime,
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//logging: true
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});
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}
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var userDoc = module.realtime.getUserDoc();
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var isNew = false;
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if (userDoc === "" || userDoc === "{}") { isNew = true; }
|
|
|
|
var newDoc = "";
|
|
if(userDoc !== "") {
|
|
var hjson = JSON.parse(userDoc);
|
|
|
|
if (typeof (hjson) !== 'object' || Array.isArray(hjson)) {
|
|
var errorText = Messages.typeError;
|
|
Cryptpad.errorLoadingScreen(errorText);
|
|
throw new Error(errorText);
|
|
}
|
|
|
|
newDoc = hjson.content;
|
|
|
|
if (hjson.highlightMode) {
|
|
setMode(hjson.highlightMode, module.$language);
|
|
}
|
|
}
|
|
|
|
if (!module.highlightMode) {
|
|
setMode('javascript', module.$language);
|
|
console.log("%s => %s", module.highlightMode, module.$language.val());
|
|
}
|
|
|
|
// Update the user list (metadata) from the hyperjson
|
|
updateMetadata(userDoc);
|
|
|
|
if (newDoc) {
|
|
editor.setValue(newDoc);
|
|
}
|
|
|
|
if (Cryptpad.initialName && document.title === defaultName) {
|
|
updateTitle(Cryptpad.initialName);
|
|
onLocal();
|
|
}
|
|
|
|
if (Visible.isSupported()) {
|
|
Visible.onChange(function (yes) {
|
|
if (yes) { unnotify(); }
|
|
});
|
|
}
|
|
|
|
Cryptpad.removeLoadingScreen();
|
|
setEditable(true);
|
|
initializing = false;
|
|
//Cryptpad.log("Your document is ready");
|
|
|
|
onLocal(); // push local state to avoid parse errors later.
|
|
Cryptpad.getLastName(function (err, lastName) {
|
|
if (err) {
|
|
console.log("Could not get previous name");
|
|
console.error(err);
|
|
return;
|
|
}
|
|
// Update the toolbar list:
|
|
// Add the current user in the metadata if he has edit rights
|
|
if (readOnly) { return; }
|
|
if (typeof(lastName) === 'string') {
|
|
setName(lastName);
|
|
} else {
|
|
myData[myID] = {
|
|
name: "",
|
|
uid: Cryptpad.getUid(),
|
|
};
|
|
addToUserData(myData);
|
|
onLocal();
|
|
module.$userNameButton.click();
|
|
}
|
|
if (isNew) {
|
|
Cryptpad.selectTemplate('code', info.realtime, Cryptget);
|
|
}
|
|
});
|
|
};
|
|
|
|
var cursorToPos = function(cursor, oldText) {
|
|
var cLine = cursor.line;
|
|
var cCh = cursor.ch;
|
|
var pos = 0;
|
|
var textLines = oldText.split("\n");
|
|
for (var line = 0; line <= cLine; line++) {
|
|
if(line < cLine) {
|
|
pos += textLines[line].length+1;
|
|
}
|
|
else if(line === cLine) {
|
|
pos += cCh;
|
|
}
|
|
}
|
|
return pos;
|
|
};
|
|
|
|
var posToCursor = function(position, newText) {
|
|
var cursor = {
|
|
line: 0,
|
|
ch: 0
|
|
};
|
|
var textLines = newText.substr(0, position).split("\n");
|
|
cursor.line = textLines.length - 1;
|
|
cursor.ch = textLines[cursor.line].length;
|
|
return cursor;
|
|
};
|
|
|
|
var onRemote = config.onRemote = function () {
|
|
if (initializing) { return; }
|
|
var scroll = editor.getScrollInfo();
|
|
|
|
var oldDoc = canonicalize($textarea.val());
|
|
var shjson = module.realtime.getUserDoc();
|
|
|
|
// Update the user list (metadata) from the hyperjson
|
|
updateMetadata(shjson);
|
|
|
|
var hjson = JSON.parse(shjson);
|
|
var remoteDoc = hjson.content;
|
|
|
|
var highlightMode = hjson.highlightMode;
|
|
if (highlightMode && highlightMode !== module.highlightMode) {
|
|
setMode(highlightMode, module.$language);
|
|
}
|
|
|
|
//get old cursor here
|
|
var oldCursor = {};
|
|
oldCursor.selectionStart = cursorToPos(editor.getCursor('from'), oldDoc);
|
|
oldCursor.selectionEnd = cursorToPos(editor.getCursor('to'), oldDoc);
|
|
|
|
editor.setValue(remoteDoc);
|
|
editor.save();
|
|
|
|
var op = TextPatcher.diff(oldDoc, remoteDoc);
|
|
var selects = ['selectionStart', 'selectionEnd'].map(function (attr) {
|
|
return TextPatcher.transformCursor(oldCursor[attr], op);
|
|
});
|
|
|
|
if(selects[0] === selects[1]) {
|
|
editor.setCursor(posToCursor(selects[0], remoteDoc));
|
|
}
|
|
else {
|
|
editor.setSelection(posToCursor(selects[0], remoteDoc), posToCursor(selects[1], remoteDoc));
|
|
}
|
|
|
|
editor.scrollTo(scroll.left, scroll.top);
|
|
|
|
if (!readOnly) {
|
|
var textValue = canonicalize($textarea.val());
|
|
var shjson2 = stringifyInner(textValue);
|
|
if (shjson2 !== shjson) {
|
|
console.error("shjson2 !== shjson");
|
|
TextPatcher.log(shjson, TextPatcher.diff(shjson, shjson2));
|
|
module.patchText(shjson2);
|
|
}
|
|
}
|
|
if (oldDoc !== remoteDoc) {
|
|
notify();
|
|
}
|
|
};
|
|
|
|
var onAbort = config.onAbort = function (info) {
|
|
// inform of network disconnect
|
|
setEditable(false);
|
|
toolbar.failed();
|
|
Cryptpad.alert(Messages.common_connectionLost, undefined, true);
|
|
};
|
|
|
|
var onConnectionChange = config.onConnectionChange = function (info) {
|
|
setEditable(info.state);
|
|
toolbar.failed();
|
|
if (info.state) {
|
|
initializing = true;
|
|
toolbar.reconnecting(info.myId);
|
|
Cryptpad.findOKButton().click();
|
|
} else {
|
|
Cryptpad.alert(Messages.common_connectionLost, undefined, true);
|
|
}
|
|
};
|
|
|
|
var onError = config.onError = onConnectError;
|
|
|
|
var realtime = module.realtime = Realtime.start(config);
|
|
|
|
editor.on('change', onLocal);
|
|
|
|
Cryptpad.onLogout(function () { setEditable(false); });
|
|
};
|
|
|
|
var interval = 100;
|
|
|
|
var second = function (CM) {
|
|
Cryptpad.ready(function (err, env) {
|
|
andThen(CM);
|
|
Cryptpad.reportAppUsage();
|
|
});
|
|
Cryptpad.onError(function (info) {
|
|
if (info && info.type === "store") {
|
|
onConnectError();
|
|
}
|
|
});
|
|
};
|
|
|
|
var first = function () {
|
|
if (ifrw.CodeMirror) {
|
|
// it exists, call your continuation
|
|
second(ifrw.CodeMirror);
|
|
} else {
|
|
console.log("CodeMirror was not defined. Trying again in %sms", interval);
|
|
// try again in 'interval' ms
|
|
setTimeout(first, interval);
|
|
}
|
|
};
|
|
|
|
first();
|
|
});
|
|
});
|