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652 lines
26 KiB
JavaScript
652 lines
26 KiB
JavaScript
define([
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'jquery',
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'/bower_components/hyperjson/hyperjson.js',
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'/common/toolbar3.js',
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'json.sortify',
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'/bower_components/nthen/index.js',
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'/common/sframe-common.js',
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'/customize/messages.js',
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'/common/common-util.js',
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'/common/common-hash.js',
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'/common/common-interface.js',
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'/common/common-thumbnail.js',
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'/common/common-feedback.js',
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'/customize/application_config.js',
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'/bower_components/chainpad/chainpad.dist.js',
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'/common/test.js',
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'/bower_components/file-saver/FileSaver.min.js',
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'css!/bower_components/bootstrap/dist/css/bootstrap.min.css',
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'less!/bower_components/components-font-awesome/css/font-awesome.min.css',
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'less!/customize/src/less2/main.less',
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], function (
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$,
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Hyperjson,
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Toolbar,
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JSONSortify,
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nThen,
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SFCommon,
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Messages,
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Util,
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Hash,
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UI,
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Thumb,
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Feedback,
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AppConfig,
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ChainPad,
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Test)
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{
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var SaveAs = window.saveAs;
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var UNINITIALIZED = 'UNINITIALIZED';
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var STATE = Object.freeze({
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DISCONNECTED: 'DISCONNECTED',
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FORGOTTEN: 'FORGOTTEN',
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INFINITE_SPINNER: 'INFINITE_SPINNER',
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INITIALIZING: 'INITIALIZING',
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HISTORY_MODE: 'HISTORY_MODE',
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READY: 'READY'
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});
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var badStateTimeout = typeof(AppConfig.badStateTimeout) === 'number' ?
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AppConfig.badStateTimeout : 30000;
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var create = function (options, cb) {
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var evContentUpdate = Util.mkEvent();
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var evEditableStateChange = Util.mkEvent();
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var evOnReady = Util.mkEvent(true);
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var evOnDefaultContentNeeded = Util.mkEvent();
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var evStart = Util.mkEvent(true);
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var mediaTagEmbedder;
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var $embedButton;
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var common;
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var cpNfInner;
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var readOnly;
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var title;
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var toolbar;
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var state = STATE.DISCONNECTED;
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var firstConnection = true;
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var toolbarContainer = options.toolbarContainer ||
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(function () { throw new Error("toolbarContainer must be specified"); }());
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var contentContainer = options.contentContainer ||
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(function () { throw new Error("contentContainer must be specified"); }());
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Test(function (t) {
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console.log("Here is the test");
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evOnReady.reg(function () {
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cpNfInner.chainpad.onSettle(function () {
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console.log("The test has passed");
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t.pass();
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});
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});
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});
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var textContentGetter;
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var titleRecommender = function () { return false; };
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var contentGetter = function () { return UNINITIALIZED; };
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var normalize0 = function (x) { return x; };
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var normalize = function (x) {
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x = normalize0(x);
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if (Array.isArray(x)) {
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var outa = Array.prototype.slice.call(x);
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if (typeof(outa[outa.length-1].metadata) === 'object') { outa.pop(); }
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return outa;
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} else if (typeof(x) === 'object') {
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var outo = $.extend({}, x);
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delete outo.metadata;
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return outo;
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}
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};
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var extractMetadata = function (content) {
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if (Array.isArray(content)) {
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var m = content[content.length - 1];
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if (typeof(m.metadata) === 'object') {
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// pad
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return m.metadata;
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}
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} else if (typeof(content.metadata) === 'object') {
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return content.metadata;
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}
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return;
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};
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var stateChange = function (newState) {
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var wasEditable = (state === STATE.READY);
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if (state === STATE.INFINITE_SPINNER && newState !== STATE.READY) { return; }
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if (newState === STATE.INFINITE_SPINNER) {
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state = newState;
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} else if (state === STATE.DISCONNECTED && newState !== STATE.INITIALIZING) {
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throw new Error("Cannot transition from DISCONNECTED to " + newState);
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} else if (state !== STATE.READY && newState === STATE.HISTORY_MODE) {
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throw new Error("Cannot transition from " + state + " to " + newState);
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} else {
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state = newState;
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}
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switch (state) {
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case STATE.DISCONNECTED:
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case STATE.INITIALIZING: {
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evStart.reg(function () {
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if (firstConnection) {
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toolbar.initializing();
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return;
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}
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toolbar.reconnecting();
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});
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break;
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}
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case STATE.INFINITE_SPINNER: {
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evStart.reg(function () { toolbar.failed(); });
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break;
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}
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case STATE.FORGOTTEN: {
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evStart.reg(function () { toolbar.forgotten(); });
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break;
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}
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default:
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}
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if (wasEditable !== (state === STATE.READY)) {
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evEditableStateChange.fire(state === STATE.READY);
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}
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};
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var contentUpdate = function (newContent) {
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try {
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evContentUpdate.fire(newContent);
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} catch (e) {
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console.log(e.stack);
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UI.errorLoadingScreen(e.message);
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}
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};
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var onLocal;
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var onRemote = function () {
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if (state !== STATE.READY) { return; }
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var oldContent = normalize(contentGetter());
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var newContentStr = cpNfInner.chainpad.getUserDoc();
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var newContent = JSON.parse(newContentStr);
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var meta = extractMetadata(newContent);
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cpNfInner.metadataMgr.updateMetadata(meta);
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newContent = normalize(newContent);
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contentUpdate(newContent);
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if (!readOnly) {
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var newContent2NoMeta = normalize(contentGetter());
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var newContent2StrNoMeta = JSONSortify(newContent2NoMeta);
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var newContentStrNoMeta = JSONSortify(newContent);
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if (newContent2StrNoMeta !== newContentStrNoMeta) {
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console.error("shjson2 !== shjson");
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onLocal();
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/* pushing back over the wire is necessary, but it can
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result in a feedback loop, which we call a browser
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fight */
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// what changed?
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var ops = ChainPad.Diff.diff(newContentStrNoMeta, newContent2StrNoMeta);
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// log the changes
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console.log(newContentStrNoMeta);
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console.log(ops);
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var sop = JSON.stringify([ newContentStrNoMeta, ops ]);
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var fights = window.CryptPad_fights = window.CryptPad_fights || [];
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var index = fights.indexOf(sop);
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if (index === -1) {
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fights.push(sop);
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console.log("Found a new type of browser disagreement");
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console.log("You can inspect the list in your " +
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"console at `REALTIME_MODULE.fights`");
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console.log(fights);
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} else {
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console.log("Encountered a known browser disagreement: " +
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"available at `REALTIME_MODULE.fights[%s]`", index);
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}
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}
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}
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// Notify only when the content has changed, not when someone has joined/left
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if (JSONSortify(newContent) !== JSONSortify(oldContent)) {
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common.notify();
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}
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};
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var setHistoryMode = function (bool, update) {
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stateChange((bool) ? STATE.HISTORY_MODE : STATE.READY);
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if (!bool && update) { onRemote(); }
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};
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onLocal = function () {
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if (state !== STATE.READY) { return; }
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if (readOnly) { return; }
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// stringify the json and send it into chainpad
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var content = normalize(contentGetter());
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if (typeof(content) !== 'object') {
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if (content === UNINITIALIZED) { return; }
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throw new Error("Content must be an object or array, type is " + typeof(content));
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}
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if (Array.isArray(content)) {
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// Pad
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content.push({ metadata: cpNfInner.metadataMgr.getMetadataLazy() });
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} else {
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content.metadata = cpNfInner.metadataMgr.getMetadataLazy();
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}
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var contentStr = JSONSortify(content);
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cpNfInner.chainpad.contentUpdate(contentStr);
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if (cpNfInner.chainpad.getUserDoc() !== contentStr) {
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console.error("realtime.getUserDoc() !== shjson");
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}
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};
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var emitResize = function () {
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var evt = window.document.createEvent('UIEvents');
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evt.initUIEvent('resize', true, false, window, 0);
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window.dispatchEvent(evt);
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};
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var onReady = function () {
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var newContentStr = cpNfInner.chainpad.getUserDoc();
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var newPad = false;
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if (newContentStr === '') { newPad = true; }
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if (!newPad) {
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var newContent = JSON.parse(newContentStr);
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cpNfInner.metadataMgr.updateMetadata(extractMetadata(newContent));
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newContent = normalize(newContent);
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contentUpdate(newContent);
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} else {
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if (!cpNfInner.metadataMgr.getPrivateData().isNewFile) {
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// We're getting 'new pad' but there is an existing file
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// We don't know exactly why this can happen but under no circumstances
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// should we overwrite the content, so lets just try again.
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console.log("userDoc is '' but this is not a new pad.");
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console.log("Either this is an empty document which has not been touched");
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console.log("Or else something is terribly wrong, reloading.");
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Feedback.send("NON_EMPTY_NEWDOC");
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setTimeout(function () { common.gotoURL(); }, 1000);
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return;
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}
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console.log('updating title');
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title.updateTitle(title.defaultTitle);
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evOnDefaultContentNeeded.fire();
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}
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stateChange(STATE.READY);
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firstConnection = false;
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if (!readOnly) { onLocal(); }
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evOnReady.fire(newPad);
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UI.removeLoadingScreen(emitResize);
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var privateDat = cpNfInner.metadataMgr.getPrivateData();
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var hash = privateDat.availableHashes.editHash ||
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privateDat.availableHashes.viewHash;
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var href = privateDat.pathname + '#' + hash;
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if (AppConfig.textAnalyzer && textContentGetter) {
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var channelId = Hash.hrefToHexChannelId(href);
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AppConfig.textAnalyzer(textContentGetter, channelId);
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}
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if (options.thumbnail && privateDat.thumbnails) {
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if (hash) {
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options.thumbnail.href = href;
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options.thumbnail.getContent = function () {
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if (!cpNfInner.chainpad) { return; }
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return cpNfInner.chainpad.getUserDoc();
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};
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Thumb.initPadThumbnails(common, options.thumbnail);
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}
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}
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var skipTemp = Util.find(privateDat, ['settings', 'general', 'creation', 'noTemplate']);
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var skipCreation = Util.find(privateDat, ['settings', 'general', 'creation', 'skip']);
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if (newPad && (!AppConfig.displayCreationScreen || (!skipTemp && skipCreation))) {
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common.openTemplatePicker();
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}
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};
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var onConnectionChange = function (info) {
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stateChange(info.state ? STATE.INITIALIZING : STATE.DISCONNECTED);
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if (info.state) {
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UI.findOKButton().click();
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} else {
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UI.alert(Messages.common_connectionLost, undefined, true);
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}
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};
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var setFileExporter = function (extension, fe, async) {
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var $export = common.createButton('export', true, {}, function () {
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var ext = (typeof(extension) === 'function') ? extension() : extension;
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var suggestion = title.suggestTitle('cryptpad-document');
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UI.prompt(Messages.exportPrompt,
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Util.fixFileName(suggestion) + '.' + ext, function (filename)
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{
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if (!(typeof(filename) === 'string' && filename)) { return; }
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if (async) {
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fe(function (blob) {
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SaveAs(blob, filename);
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});
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return;
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}
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var blob = fe();
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SaveAs(blob, filename);
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});
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});
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toolbar.$drawer.append($export);
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};
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var setFileImporter = function (options, fi, async) {
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if (readOnly) { return; }
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toolbar.$drawer.append(
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common.createButton('import', true, options, function (c, f) {
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if (async) {
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fi(c, f, function (content) {
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contentUpdate(content);
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onLocal();
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});
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return;
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}
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contentUpdate(fi(c, f));
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onLocal();
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})
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);
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};
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var feedback = function (action, force) {
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if (state === STATE.DISCONNECTED || state === STATE.INITIALIZING) { return; }
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Feedback.send(action, force);
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};
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var createFilePicker = function () {
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if (!common.isLoggedIn()) { return; }
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common.initFilePicker({
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onSelect: function (data) {
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if (data.type !== 'file') {
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console.log("Unexpected data type picked " + data.type);
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return;
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}
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if (!mediaTagEmbedder) { console.log('mediaTagEmbedder missing'); return; }
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if (data.type !== 'file') { console.log('unhandled embed type ' + data.type); return; }
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var privateDat = cpNfInner.metadataMgr.getPrivateData();
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var origin = privateDat.fileHost || privateDat.origin;
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var src = data.src = origin + data.src;
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mediaTagEmbedder($('<media-tag src="' + src +
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'" data-crypto-key="cryptpad:' + data.key + '"></media-tag>'), data);
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}
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});
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$embedButton = $('<button>', {
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title: Messages.filePickerButton,
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'class': 'cp-toolbar-rightside-button fa fa-picture-o',
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style: 'font-size: 17px'
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}).click(function () {
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common.openFilePicker({
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types: ['file'],
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where: ['root']
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});
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}).appendTo(toolbar.$rightside).hide();
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};
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var setMediaTagEmbedder = function (mte) {
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if (!common.isLoggedIn()) { return; }
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if (!mte || readOnly) {
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$embedButton.hide();
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return;
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}
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$embedButton.show();
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mediaTagEmbedder = mte;
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};
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nThen(function (waitFor) {
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UI.addLoadingScreen();
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SFCommon.create(waitFor(function (c) { common = c; }));
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}).nThen(function (waitFor) {
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common.getSframeChannel().onReady(waitFor());
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}).nThen(function (waitFor) {
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Test.registerInner(common.getSframeChannel());
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if (!AppConfig.displayCreationScreen) { return; }
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var priv = common.getMetadataMgr().getPrivateData();
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if (priv.isNewFile) {
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var c = (priv.settings.general && priv.settings.general.creation) || {};
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if (c.skip && !priv.forceCreationScreen) { return void common.createPad(c, waitFor()); }
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common.getPadCreationScreen(c, waitFor());
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}
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}).nThen(function (waitFor) {
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cpNfInner = common.startRealtime({
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// really basic operational transform
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patchTransformer: options.patchTransformer || ChainPad.SmartJSONTransformer,
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// cryptpad debug logging (default is 1)
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// logLevel: 2,
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validateContent: options.validateContent || function (content) {
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try {
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JSON.parse(content);
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return true;
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} catch (e) {
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console.log("Failed to parse, rejecting patch");
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console.log(e.stack);
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console.log(content);
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return false;
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}
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},
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onRemote: onRemote,
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onLocal: onLocal,
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onInit: function () { stateChange(STATE.INITIALIZING); },
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onReady: function () { evStart.reg(onReady); },
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onConnectionChange: onConnectionChange
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});
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var privReady = Util.once(waitFor());
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var checkReady = function () {
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if (typeof(cpNfInner.metadataMgr.getPrivateData().readOnly) === 'boolean') {
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readOnly = cpNfInner.metadataMgr.getPrivateData().readOnly;
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privReady();
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}
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};
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cpNfInner.metadataMgr.onChange(checkReady);
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checkReady();
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var infiniteSpinnerModal = false;
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window.setInterval(function () {
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if (state === STATE.DISCONNECTED) { return; }
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var l;
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try {
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l = cpNfInner.chainpad.getLag();
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} catch (e) {
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throw new Error("ChainPad.getLag() does not exist, please `bower update`");
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}
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if (l.lag < badStateTimeout) { return; }
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if (infiniteSpinnerModal) { return; }
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infiniteSpinnerModal = true;
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stateChange(STATE.INFINITE_SPINNER);
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UI.confirm(Messages.realtime_unrecoverableError, function (yes) {
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if (!yes) { return; }
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common.gotoURL();
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});
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cpNfInner.chainpad.onSettle(function () {
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infiniteSpinnerModal = false;
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UI.findCancelButton().click();
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stateChange(STATE.READY);
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onRemote();
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});
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}, 2000);
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//common.onLogout(function () { ... });
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}).nThen(function (waitFor) {
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if (readOnly) { $('body').addClass('cp-readonly'); }
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var done = waitFor();
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var intr;
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var check = function () {
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if (!$(toolbarContainer).length) { return; }
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if (!$(contentContainer).length) { return; }
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if ($(toolbarContainer).length !== 1) { throw new Error("multiple toolbarContainers"); }
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|
if ($(contentContainer).length !== 1) { throw new Error("multiple contentContainers"); }
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clearInterval(intr);
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done();
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};
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intr = setInterval(function () {
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console.log('waited 50ms for toolbar and content containers');
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check();
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}, 50);
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check();
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}).nThen(function () {
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title = common.createTitle({
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getHeadingText: function () { return titleRecommender(); }
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}, onLocal);
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var configTb = {
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displayed: [
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'userlist',
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'title',
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'useradmin',
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'spinner',
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'newpad',
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'share',
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'limit',
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'unpinnedWarning'
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],
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title: title.getTitleConfig(),
|
|
metadataMgr: cpNfInner.metadataMgr,
|
|
readOnly: readOnly,
|
|
realtime: cpNfInner.chainpad,
|
|
sfCommon: common,
|
|
$container: $(toolbarContainer),
|
|
$contentContainer: $(contentContainer)
|
|
};
|
|
toolbar = Toolbar.create(configTb);
|
|
title.setToolbar(toolbar);
|
|
|
|
/* add a history button */
|
|
var histConfig = {
|
|
onLocal: onLocal,
|
|
onRemote: onRemote,
|
|
setHistory: setHistoryMode,
|
|
applyVal: function (val) {
|
|
contentUpdate(JSON.parse(val) || ["BODY",{},[]]);
|
|
},
|
|
$toolbar: $(toolbarContainer)
|
|
};
|
|
var $hist = common.createButton('history', true, {histConfig: histConfig});
|
|
$hist.addClass('cp-hidden-if-readonly');
|
|
toolbar.$drawer.append($hist);
|
|
|
|
if (!cpNfInner.metadataMgr.getPrivateData().isTemplate) {
|
|
var templateObj = {
|
|
rt: cpNfInner.chainpad,
|
|
getTitle: function () { return cpNfInner.metadataMgr.getMetadata().title; }
|
|
};
|
|
var $templateButton = common.createButton('template', true, templateObj);
|
|
toolbar.$rightside.append($templateButton);
|
|
}
|
|
|
|
/* add a forget button */
|
|
toolbar.$rightside.append(common.createButton('forget', true, {}, function (err) {
|
|
if (err) { return; }
|
|
stateChange(STATE.FORGOTTEN);
|
|
}));
|
|
|
|
if (common.isLoggedIn()) {
|
|
var $tags = common.createButton('hashtag', true);
|
|
toolbar.$rightside.append($tags);
|
|
}
|
|
|
|
var $properties = common.createButton('properties', true);
|
|
toolbar.$drawer.append($properties);
|
|
|
|
createFilePicker();
|
|
|
|
cb(Object.freeze({
|
|
// Register an event to be informed of a content update coming from remote
|
|
// This event will pass you the object.
|
|
onContentUpdate: evContentUpdate.reg,
|
|
|
|
// Set the content supplier, this is the function which will supply the content
|
|
// in the pad when requested by the framework.
|
|
setContentGetter: function (cg) { contentGetter = cg; },
|
|
|
|
// Set a text content supplier, this is a function which will give a text
|
|
// representation of the pad content if a text analyzer is configured
|
|
setTextContentGetter: function (tcg) { textContentGetter = tcg; },
|
|
|
|
// Inform the framework that the content of the pad has been changed locally.
|
|
localChange: onLocal,
|
|
|
|
// Register to be informed if the state (whether the document is editable) changes.
|
|
onEditableChange: evEditableStateChange.reg,
|
|
|
|
// Determine whether the UI should be locked for editing.
|
|
isLocked: function () { return state !== STATE.READY; },
|
|
|
|
// Determine whether the pad is a "read only" pad and cannot be changed.
|
|
isReadOnly: function () { return readOnly; },
|
|
|
|
// Call this to supply a function which can recommend a good title for the pad,
|
|
// if possible.
|
|
setTitleRecommender: function (ush) { titleRecommender = ush; },
|
|
|
|
// Register to be called when the pad has completely loaded
|
|
// (just before the loading screen is removed).
|
|
// This is only called ONCE.
|
|
onReady: evOnReady.reg,
|
|
|
|
// Register to be called when a new pad is being setup and default content is
|
|
// needed. When you are called back you must put the content in the UI and then
|
|
// return and then the content getter (setContentGetter()) will be called.
|
|
onDefaultContentNeeded: evOnDefaultContentNeeded.reg,
|
|
|
|
// Set a file exporter, this takes 2 arguments.
|
|
// 1. <string> A file extension which will be proposed when saving the file.
|
|
// 2. <function> A function which when called, will return a Blob containing the
|
|
// file to be saved.
|
|
setFileExporter: setFileExporter,
|
|
|
|
// Set a file importer, this takes 2 arguments.
|
|
// 1. <string> The MIME Type of the types of file to allow importing.
|
|
// 2. <function> A function which takes a single string argument and puts the
|
|
// content into the UI.
|
|
setFileImporter: setFileImporter,
|
|
|
|
// Set a function which will normalize the content returned by the content getter
|
|
// such as removing extra fields.
|
|
setNormalizer: function (n) { normalize0 = n; },
|
|
|
|
// Set a function which should take a jquery element which is a media tag and place
|
|
// it in the document. If this is not called then there will be no embed button,
|
|
// if this is called a second time with a null function, it will remove the embed
|
|
// button from the toolbar.
|
|
setMediaTagEmbedder: setMediaTagEmbedder,
|
|
|
|
// Call the CryptPad feedback API.
|
|
feedback: feedback,
|
|
|
|
// Call this after all of the handlers are setup.
|
|
start: evStart.fire,
|
|
|
|
// Determine the internal state of the framework.
|
|
getState: function () { return state; },
|
|
|
|
// Internals
|
|
_: {
|
|
sfCommon: common,
|
|
toolbar: toolbar,
|
|
cpNfInner: cpNfInner,
|
|
title: title
|
|
}
|
|
}));
|
|
});
|
|
};
|
|
return { create: create };
|
|
});
|