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770 lines
24 KiB
JavaScript
770 lines
24 KiB
JavaScript
define([
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'/customize/messages.js',
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'/customize/store.js',
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'/bower_components/chainpad-crypto/crypto.js',
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'/bower_components/alertifyjs/dist/js/alertify.js',
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'/bower_components/spin.js/spin.min.js',
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'/customize/user.js',
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'/bower_components/jquery/dist/jquery.min.js',
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], function (Messages, Store, Crypto, Alertify, Spinner, User) {
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/* This file exposes functionality which is specific to Cryptpad, but not to
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any particular pad type. This includes functions for committing metadata
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about pads to your local storage for future use and improved usability.
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Additionally, there is some basic functionality for import/export.
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*/
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var $ = window.jQuery;
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var common = {
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User: User,
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};
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var store;
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var userProxy;
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var userStore;
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var find = common.find = function (map, path) {
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return (map && path.reduce(function (p, n) {
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return typeof(p[n]) !== 'undefined' && p[n];
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}, map));
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};
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var getStore = common.getStore = function (legacy) {
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if (!legacy && userStore) { return userStore; }
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if (store) { return store; }
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throw new Error("Store is not ready!");
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};
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/*
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* cb(err, proxy);
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*/
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var authorize = common.authorize = function (cb) {
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console.log("Authorizing");
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User.session(void 0, function (err, secret) {
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if (!secret) {
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// user is not authenticated
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cb('user is not authenticated', void 0);
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}
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// for now we assume that things always work
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User.connect(secret, function (err, proxy) {
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cb(void 0, proxy);
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});
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});
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};
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// HERE
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var deauthorize = common.deauthorize = function (cb) {
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console.log("Deauthorizing");
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// erase session data from storage
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User.session(null, function (err) {
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if (err) {
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console.error(err);
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}
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/*
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TODO better abort for this stuff...
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*/
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userStore = undefined;
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userProxy = undefined;
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});
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};
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Store.ready(function (err, Store) {
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if (err) {
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console.error(err);
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return;
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}
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store = Store;
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});
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var isArray = function (o) { return Object.prototype.toString.call(o) === '[object Array]'; };
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var fixHTML = common.fixHTML = function (html) {
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return html.replace(/</g, '<');
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};
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var truncate = common.truncate = function (text, len) {
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if (typeof(text) === 'string' && text.length > len) {
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return text.slice(0, len) + '…';
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}
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return text;
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};
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common.redirect = function (hash) {
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var hostname = window.location.hostname;
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// don't do anything funny unless you're on a cryptpad subdomain
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if (!/cryptpad.fr$/i.test(hostname)) { return; }
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if (hash.length >= 25) {
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// you're on the right domain
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return;
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}
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// old.cryptpad only supports these apps, so only redirect on a match
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if (['/pad/', '/p/', '/code/'].indexOf(window.location.pathname) === -1) {
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return;
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}
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// if you make it this far then there's something wrong with your hash
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// you should probably be on old.cryptpad.fr...
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window.location.hostname = 'old.cryptpad.fr';
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};
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var hexToBase64 = common.hexToBase64 = function (hex) {
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var hexArray = hex
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.replace(/\r|\n/g, "")
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.replace(/([\da-fA-F]{2}) ?/g, "0x$1 ")
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.replace(/ +$/, "")
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.split(" ");
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var byteString = String.fromCharCode.apply(null, hexArray);
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return window.btoa(byteString).replace(/\//g, '-').slice(0,-2);
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};
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var base64ToHex = common.base64ToHex = function (b64String) {
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var hexArray = [];
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atob(b64String.replace(/-/g, '/')).split("").forEach(function(e){
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var h = e.charCodeAt(0).toString(16);
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if (h.length === 1) { h = "0"+h; }
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hexArray.push(h);
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});
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return hexArray.join("");
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};
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var getEditHashFromKeys = common.getEditHashFromKeys = function (chanKey, keys) {
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if (typeof keys === 'string') {
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return chanKey + keys;
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}
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return '/1/edit/' + hexToBase64(chanKey) + '/' + Crypto.b64RemoveSlashes(keys.editKeyStr);
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};
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var getViewHashFromKeys = common.getViewHashFromKeys = function (chanKey, keys) {
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if (typeof keys === 'string') {
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return;
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}
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return '/1/view/' + hexToBase64(chanKey) + '/' + Crypto.b64RemoveSlashes(keys.viewKeyStr);
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};
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var getHashFromKeys = common.getHashFromKeys = getEditHashFromKeys;
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var getSecrets = common.getSecrets = function () {
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var secret = {};
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if (!/#/.test(window.location.href)) {
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secret.keys = Crypto.createEditCryptor();
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secret.key = Crypto.createEditCryptor().editKeyStr;
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} else {
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var hash = window.location.hash.slice(1);
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if (hash.length === 0) {
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secret.keys = Crypto.createEditCryptor();
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secret.key = Crypto.createEditCryptor().editKeyStr;
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return secret;
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}
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common.redirect(hash);
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// old hash system : #{hexChanKey}{cryptKey}
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// new hash system : #/{hashVersion}/{b64ChanKey}/{cryptKey}
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if (hash.slice(0,1) !== '/' && hash.length >= 56) {
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// Old hash
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secret.channel = hash.slice(0, 32);
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secret.key = hash.slice(32);
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}
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else {
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// New hash
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var hashArray = hash.split('/');
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if (hashArray.length < 4) {
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common.alert("Unable to parse the key");
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throw new Error("Unable to parse the key");
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}
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var version = hashArray[1];
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/*if (version === "1") {
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secret.channel = base64ToHex(hashArray[2]);
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secret.key = hashArray[3].replace(/-/g, '/');
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if (secret.channel.length !== 32 || secret.key.length !== 24) {
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common.alert("The channel key and/or the encryption key is invalid");
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throw new Error("The channel key and/or the encryption key is invalid");
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}
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}*/
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if (version === "1") {
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var mode = hashArray[2];
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if (mode === 'edit') {
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secret.channel = base64ToHex(hashArray[3]);
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var keys = Crypto.createEditCryptor(hashArray[4].replace(/-/g, '/'));
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secret.keys = keys;
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secret.key = keys.editKeyStr;
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if (secret.channel.length !== 32 || secret.key.length !== 24) {
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common.alert("The channel key and/or the encryption key is invalid");
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throw new Error("The channel key and/or the encryption key is invalid");
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}
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}
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else if (mode === 'view') {
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secret.channel = base64ToHex(hashArray[3]);
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secret.keys = Crypto.createViewCryptor(hashArray[4].replace(/-/g, '/'));
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if (secret.channel.length !== 32) {
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common.alert("The channel key is invalid");
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throw new Error("The channel key is invalid");
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}
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}
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}
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}
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}
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return secret;
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};
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var storageKey = common.storageKey = 'CryptPad_RECENTPADS';
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/*
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* localStorage formatting
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*/
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/*
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the first time this gets called, your local storage will migrate to a
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new format. No more indices for values, everything is named now.
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* href
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* atime (access time)
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* title
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* ??? // what else can we put in here?
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*/
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var migrateRecentPads = common.migrateRecentPads = function (pads) {
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return pads.map(function (pad) {
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if (isArray(pad)) {
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var href = pad[0];
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var hash;
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href.replace(/\#(.*)$/, function (a, h) {
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hash = h;
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});
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return {
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href: pad[0],
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atime: pad[1],
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title: pad[2] || hash && hash.slice(0,8),
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ctime: pad[1],
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};
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} else if (typeof(pad) === 'object') {
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if (!pad.ctime) { pad.ctime = pad.atime; }
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if (!pad.title) {
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pad.href.replace(/#(.*)$/, function (x, hash) {
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pad.title = hash.slice(0,8);
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});
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}
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pad.href = pad.href.replace(/^https:\/\/beta\.cryptpad\.fr/,
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'https://cryptpad.fr');
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return pad;
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} else {
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console.error("[Cryptpad.migrateRecentPads] pad had unexpected value");
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console.log(pad);
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return {};
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}
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});
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};
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var getHash = common.getHash = function () {
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return window.location.hash.slice(1);
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};
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var parsePadUrl = common.parsePadUrl = function (href) {
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var patt = /^https*:\/\/([^\/]*)\/(.*?)\/#(.*)$/i;
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var ret = {};
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href.replace(patt, function (a, domain, type, hash) {
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ret.domain = domain;
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ret.type = type;
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ret.hash = hash;
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return '';
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});
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return ret;
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};
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var isNameAvailable = function (title, parsed, pads) {
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return !pads.some(function (pad) {
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// another pad is already using that title
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if (pad.title === title) {
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return true;
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}
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});
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};
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// Create untitled documents when no name is given
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var getDefaultName = common.getDefaultName = function (parsed, recentPads) {
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var type = parsed.type;
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var untitledIndex = 1;
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var name = (Messages.type)[type] + ' - ' + new Date().toString().split(' ').slice(0,4).join(' ');
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if (isNameAvailable(name, parsed, recentPads)) { return name; }
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while (!isNameAvailable(name + ' - ' + untitledIndex, parsed, recentPads)) { untitledIndex++; }
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return name + ' - ' + untitledIndex;
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};
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var makePad = function (href, title) {
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var now = ''+new Date();
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return {
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href: href,
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atime: now,
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ctime: now,
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title: title || window.location.hash.slice(1, 9),
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};
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};
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/* Sort pads according to how recently they were accessed */
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var mostRecent = common.mostRecent = function (a, b) {
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return new Date(b.atime).getTime() - new Date(a.atime).getTime();
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};
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// STORAGE
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var setPadAttribute = common.setPadAttribute = function (attr, value, cb, legacy) {
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getStore(legacy).set([getHash(), attr].join('.'), value, function (err, data) {
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cb(err, data);
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});
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};
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var setAttribute = common.setAttribute = function (attr, value, cb, legacy) {
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getStore(legacy).set(["cryptpad", attr].join('.'), value, function (err, data) {
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cb(err, data);
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});
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};
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// STORAGE
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var getPadAttribute = common.getPadAttribute = function (attr, cb, legacy) {
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getStore(legacy).get([getHash(), attr].join('.'), function (err, data) {
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cb(err, data);
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});
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};
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var getAttribute = common.getAttribute = function (attr, cb, legacy) {
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getStore(legacy).get(["cryptpad", attr].join('.'), function (err, data) {
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cb(err, data);
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});
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};
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// STORAGE
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/* fetch and migrate your pad history from localStorage */
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var getRecentPads = common.getRecentPads = function (cb, legacy) {
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getStore(legacy).get(storageKey, function (err, recentPads) {
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if (isArray(recentPads)) {
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cb(void 0, migrateRecentPads(recentPads));
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return;
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}
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cb(void 0, []);
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});
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};
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// STORAGE
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/* commit a list of pads to localStorage */
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var setRecentPads = common.setRecentPads = function (pads, cb, legacy) {
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getStore(legacy).set(storageKey, pads, function (err, data) {
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cb(err, data);
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});
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};
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// STORAGE
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var forgetPad = common.forgetPad = function (href, cb, legacy) {
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var parsed = parsePadUrl(href);
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getRecentPads(function (err, recentPads) {
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setRecentPads(recentPads.filter(function (pad) {
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var p = parsePadUrl(pad.href);
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// find duplicates
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if (parsed.hash === p.hash && parsed.type === p.type) {
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console.log("Found a duplicate");
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return;
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}
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return true;
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}), function (err, data) {
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if (err) {
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cb(err);
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return;
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}
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getStore(legacy).keys(function (err, keys) {
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if (err) {
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cb(err);
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return;
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}
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var toRemove = keys.filter(function (k) {
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return k.indexOf(parsed.hash) === 0;
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});
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if (!toRemove.length) {
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cb();
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return;
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}
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getStore(legacy).removeBatch(toRemove, function (err, data) {
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cb(err, data);
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});
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});
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}, legacy);
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}, legacy);
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};
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// STORAGE
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var rememberPad = common.rememberPad = window.rememberPad = function (title, cb) {
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// bail out early
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if (!/#/.test(window.location.hash)) { return; }
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getRecentPads(function (err, pads) {
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if (err) {
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cb(err);
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return;
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}
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var now = ''+new Date();
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var href = window.location.href;
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var parsed = parsePadUrl(window.location.href);
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var isUpdate = false;
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var out = pads.map(function (pad) {
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var p = parsePadUrl(pad.href);
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if (p.hash === parsed.hash && p.type === parsed.type) {
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isUpdate = true;
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// bump the atime
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pad.atime = now;
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pad.title = title;
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pad.href = href;
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}
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return pad;
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});
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if (!isUpdate) {
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// href, ctime, atime, title
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out.push(makePad(href, title));
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}
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setRecentPads(out, function (err, data) {
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cb(err, data);
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});
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});
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};
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// STORAGE
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var setPadTitle = common.setPadTitle = function (name, cb) {
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var href = window.location.href;
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var parsed = parsePadUrl(href);
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getRecentPads(function (err, recent) {
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if (err) {
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cb(err);
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return;
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}
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var contains;
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var renamed = recent.map(function (pad) {
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var p = parsePadUrl(pad.href);
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if (p.hash === parsed.hash && p.type === parsed.type) {
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contains = true;
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// update the atime
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pad.atime = new Date().toISOString();
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// set the name
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pad.title = name;
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pad.href = href;
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}
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return pad;
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});
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if (!contains) {
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renamed.push(makePad(href, name));
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}
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setRecentPads(renamed, function (err, data) {
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cb(err, data);
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});
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});
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};
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// STORAGE
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var getPadTitle = common.getPadTitle = function (cb) {
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var href = window.location.href;
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var parsed = parsePadUrl(window.location.href);
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var hashSlice = window.location.hash.slice(1,9);
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var title = '';
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getRecentPads(function (err, pads) {
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if (err) {
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cb(err);
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return;
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}
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pads.some(function (pad) {
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var p = parsePadUrl(pad.href);
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if (p.hash === parsed.hash && p.type === parsed.type) {
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title = pad.title || hashSlice;
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return true;
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}
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});
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if (title === '') { title = getDefaultName(parsed, pads); }
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cb(void 0, title);
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});
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};
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// STORAGE
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var causesNamingConflict = common.causesNamingConflict = function (title, cb) {
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var href = window.location.href;
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var parsed = parsePadUrl(href);
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getRecentPads(function (err, pads) {
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if (err) {
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cb(err);
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return;
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}
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var conflicts = pads.some(function (pad) {
|
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// another pad is already using that title
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if (pad.title === title) {
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var p = parsePadUrl(pad.href);
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if (p.type === parsed.type && p.hash === parsed.hash) {
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// the duplicate pad has the same type and hash
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// allow renames
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} else {
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// it's an entirely different pad... it conflicts
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return true;
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}
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}
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});
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cb(void 0, conflicts);
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});
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};
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// local name?
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common.ready = function (f) {
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var state = 0;
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var env = {};
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var cb = function () {
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f(void 0, env);
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};
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Store.ready(function (err, store) {
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common.store = env.store = store;
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cb();
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return;
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/*
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authorize(function (err, proxy) {
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/*
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|
TODO
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|
listen for log(in|out) events
|
|
update information accordingly
|
|
* /
|
|
|
|
store.change(function (data) {
|
|
if (data.key === User.localKey) {
|
|
// HERE
|
|
if (!data.newValue) {
|
|
deauthorize(function (err) {
|
|
console.log("Deauthorized!!");
|
|
});
|
|
} else {
|
|
authorize(function (err, proxy) {
|
|
if (err) {
|
|
// not logged in
|
|
}
|
|
if (!proxy) {
|
|
userProxy = proxy;
|
|
userStore = User.prepareStore(proxy);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
});
|
|
|
|
if (err) {
|
|
// not logged in
|
|
}
|
|
if (!proxy) {
|
|
cb();
|
|
return;
|
|
}
|
|
userProxy = env.proxy = proxy;
|
|
userStore = env.userStore = User.prepareStore(proxy);
|
|
cb();
|
|
|
|
}); */
|
|
});
|
|
};
|
|
|
|
/*
|
|
* Saving files
|
|
*/
|
|
var fixFileName = common.fixFileName = function (filename) {
|
|
return filename.replace(/ /g, '-').replace(/[\/\?]/g, '_')
|
|
.replace(/_+/g, '_');
|
|
};
|
|
|
|
var importContent = common.importContent = function (type, f) {
|
|
return function () {
|
|
var $files = $('<input type="file">').click();
|
|
$files.on('change', function (e) {
|
|
var file = e.target.files[0];
|
|
var reader = new FileReader();
|
|
reader.onload = function (e) { f(e.target.result, file); };
|
|
reader.readAsText(file, type);
|
|
});
|
|
};
|
|
};
|
|
|
|
/*
|
|
* Alertifyjs
|
|
*/
|
|
var styleAlerts = common.styleAlerts = function (href) {
|
|
var $link = $('link[href="/customize/alertify.css"]');
|
|
if ($link.length) { return; }
|
|
|
|
href = href || '/customize/alertify.css';
|
|
$('head').append($('<link>', {
|
|
rel: 'stylesheet',
|
|
id: 'alertifyCSS',
|
|
href: href,
|
|
}));
|
|
};
|
|
|
|
var findCancelButton = common.findCancelButton = function () {
|
|
return $('button.cancel');
|
|
};
|
|
|
|
var findOKButton = common.findOKButton = function () {
|
|
return $('button.ok');
|
|
};
|
|
|
|
var listenForKeys = function (yes, no) {
|
|
var handler = function (e) {
|
|
switch (e.which) {
|
|
case 27: // cancel
|
|
if (typeof(no) === 'function') { no(e); }
|
|
no();
|
|
break;
|
|
case 13: // enter
|
|
if (typeof(yes) === 'function') { yes(e); }
|
|
break;
|
|
}
|
|
};
|
|
|
|
$(window).keyup(handler);
|
|
return handler;
|
|
};
|
|
|
|
var stopListening = function (handler) {
|
|
$(window).off('keyup', handler);
|
|
};
|
|
|
|
common.alert = function (msg, cb) {
|
|
cb = cb || function () {};
|
|
var keyHandler = listenForKeys(function (e) { // yes
|
|
findOKButton().click();
|
|
});
|
|
Alertify.alert(msg, function (ev) {
|
|
cb(ev);
|
|
stopListening(keyHandler);
|
|
});
|
|
};
|
|
|
|
common.prompt = function (msg, def, cb, opt) {
|
|
opt = opt || {};
|
|
cb = cb || function () {};
|
|
|
|
var keyHandler = listenForKeys(function (e) { // yes
|
|
findOKButton().click();
|
|
}, function (e) { // no
|
|
findCancelButton().click();
|
|
});
|
|
|
|
Alertify
|
|
.defaultValue(def || '')
|
|
.okBtn(opt.ok || Messages.okButton || 'OK')
|
|
.cancelBtn(opt.cancel || Messages.cancelButton || 'Cancel')
|
|
.prompt(msg, function (val, ev) {
|
|
cb(val, ev);
|
|
stopListening(keyHandler);
|
|
}, function (ev) {
|
|
cb(null, ev);
|
|
stopListening(keyHandler);
|
|
});
|
|
};
|
|
|
|
common.confirm = function (msg, cb, opt) {
|
|
opt = opt || {};
|
|
cb = cb || function () {};
|
|
var keyHandler = listenForKeys(function (e) {
|
|
findOKButton().click();
|
|
}, function (e) {
|
|
findCancelButton().click();
|
|
});
|
|
|
|
Alertify
|
|
.okBtn(opt.ok || Messages.okButton || 'OK')
|
|
.cancelBtn(opt.cancel || Messages.cancelButton || 'Cancel')
|
|
.confirm(msg, function () {
|
|
cb(true);
|
|
stopListening(keyHandler);
|
|
}, function () {
|
|
cb(false);
|
|
stopListening(keyHandler);
|
|
});
|
|
};
|
|
|
|
common.log = function (msg) {
|
|
Alertify.success(msg);
|
|
};
|
|
|
|
common.warn = function (msg) {
|
|
Alertify.error(msg);
|
|
};
|
|
|
|
/*
|
|
* spinner
|
|
*/
|
|
common.spinner = function (parent) {
|
|
var $target = $('<div>', {
|
|
//
|
|
}).hide();
|
|
|
|
$(parent).append($target);
|
|
|
|
var opts = {
|
|
lines: 9, // The number of lines to draw
|
|
length: 12, // The length of each line
|
|
width: 11, // The line thickness
|
|
radius: 20, // The radius of the inner circle
|
|
scale: 2, // Scales overall size of the spinner
|
|
corners: 1, // Corner roundness (0..1)
|
|
color: '#777', // #rgb or #rrggbb or array of colors
|
|
opacity: 0.3, // Opacity of the lines
|
|
rotate: 31, // The rotation offset
|
|
direction: 1, // 1: clockwise, -1: counterclockwise
|
|
speed: 0.9, // Rounds per second
|
|
trail: 49, // Afterglow percentage
|
|
fps: 20, // Frames per second when using setTimeout() as a fallback for CSS
|
|
zIndex: 2e9, // The z-index (defaults to 2000000000)
|
|
className: 'spinner', // The CSS class to assign to the spinner
|
|
top: '50%', // Top position relative to parent
|
|
left: '50%', // Left position relative to parent
|
|
shadow: false, // Whether to render a shadow
|
|
hwaccel: false, // Whether to use hardware acceleration
|
|
position: 'absolute', // Element positioning
|
|
};
|
|
var spinner = new Spinner(opts).spin($target[0]);
|
|
|
|
return {
|
|
show: function () {
|
|
$target.show();
|
|
return this;
|
|
},
|
|
hide: function () {
|
|
$target.hide();
|
|
return this;
|
|
},
|
|
get: function () {
|
|
return spinner;
|
|
},
|
|
};
|
|
};
|
|
|
|
Messages._applyTranslation();
|
|
|
|
return common;
|
|
});
|