1027 lines
37 KiB
JavaScript
1027 lines
37 KiB
JavaScript
define([
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'jquery',
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'/bower_components/chainpad-crypto/crypto.js',
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'/common/curve.js',
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'/common/common-hash.js',
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'/bower_components/marked/marked.min.js',
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'/common/common-realtime.js',
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// displayAvatar
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// whenRealtimeSyncs
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// getRealtime -> removeFromFriendList
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/* UI
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||
Messages
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confirm
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fixHTML
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displayAvatar
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clearOwnedChannel
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alert
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pushMsg
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removeFromFriendList
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onDirectMessage
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getNetwork
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getProxy
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pushMsg
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Init
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getNetwork
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getProxy
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onDirectMessage
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removeFromFriendList
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notify
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onMessage
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*/
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], function ($, Crypto, Curve, Hash, Marked, Realtime) {
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var Msg = {
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inputs: [],
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};
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var Types = {
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message: 'MSG',
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update: 'UPDATE',
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unfriend: 'UNFRIEND',
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mapId: 'MAP_ID',
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mapIdAck: 'MAP_ID_ACK'
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};
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// TODO
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// - mute a channel (hide notifications or don't open it?)
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var ready = [];
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var pending = {};
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var pendingRequests = [];
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var parseMessage = function (content) {
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return Marked(content);
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};
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var createData = Msg.createData = function (proxy, hash) {
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return {
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channel: hash || Hash.createChannelId(),
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displayName: proxy['cryptpad.username'],
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profile: proxy.profile && proxy.profile.view,
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edPublic: proxy.edPublic,
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curvePublic: proxy.curvePublic,
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avatar: proxy.profile && proxy.profile.avatar
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};
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};
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var getFriend = function (proxy, pubkey) {
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if (pubkey === proxy.curvePublic) {
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var data = createData(proxy);
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delete data.channel;
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return data;
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}
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return proxy.friends ? proxy.friends[pubkey] : undefined;
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};
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var removeFromFriendList = function (proxy, realtime, curvePublic, cb) {
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if (!proxy.friends) { return; }
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var friends = proxy.friends;
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delete friends[curvePublic];
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Realtime.whenRealtimeSyncs(realtime, cb);
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};
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var getFriendList = Msg.getFriendList = function (proxy) {
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if (!proxy.friends) { proxy.friends = {}; }
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return proxy.friends;
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};
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var eachFriend = function (friends, cb) {
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Object.keys(friends).forEach(function (id) {
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if (id === 'me') { return; }
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cb(friends[id], id, friends);
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});
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};
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Msg.getFriendChannelsList = function (proxy) {
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var list = [];
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eachFriend(proxy, function (friend) {
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list.push(friend.channel);
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});
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return list;
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};
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// Messaging tools
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var avatars = {};
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// TODO make this internal to the messenger
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var channels = Msg.channels = window.channels = {};
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var UI = Msg.UI = {};
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UI.init = function (common, $listContainer, $msgContainer) {
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var ui = {
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containers: {
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friendList: $listContainer,
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messages: $msgContainer,
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},
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};
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ui.addToFriendList = function (data, display, remove) {
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var $block = ui.containers.friendBlock;
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var $friend = $('<div>', {'class': 'friend avatar'}).appendTo($block);
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$friend.data('key', data.curvePublic);
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var $rightCol = $('<span>', {'class': 'right-col'});
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$('<span>', {'class': 'name'}).text(data.displayName).appendTo($rightCol);
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var $remove = $('<span>', {'class': 'remove fa fa-user-times'}).appendTo($rightCol);
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$remove.attr('title', common.Messages.contacts_remove);
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$friend.dblclick(function () {
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if (data.profile) {
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window.open('/profile/#' + data.profile);
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}
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});
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$friend.click(function () {
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display(data.curvePublic);
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});
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$remove.click(function (e) {
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e.stopPropagation();
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common.confirm(common.Messages._getKey('contacts_confirmRemove', [
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common.fixHTML(data.displayName)
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]), function (yes) {
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if (!yes) { return; }
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remove(data.curvePublic);
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}, null, true);
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});
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if (data.avatar && avatars[data.avatar]) {
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$friend.append(avatars[data.avatar]);
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$friend.append($rightCol);
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} else {
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common.displayAvatar($friend, data.avatar, data.displayName, function ($img) {
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if (data.avatar && $img) {
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avatars[data.avatar] = $img[0].outerHTML;
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}
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$friend.append($rightCol);
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});
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}
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$('<span>', {'class': 'status'}).appendTo($friend);
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};
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ui.createFriendList = function (friends, display, remove) {
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var $block = ui.containers.friendBlock = $('<div>');
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eachFriend(friends, function (friend) {
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ui.addToFriendList(friend, display, remove);
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});
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$block.appendTo($listContainer);
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};
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ui.notify = function (curvePublic) {
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var $friend = $listContainer.find('.friend').filter(function (idx, el) {
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return $(el).data('key') === curvePublic;
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});
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$friend.addClass('notify');
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};
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ui.unnotify = function (curvePublic) {
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var $friend = $listContainer.find('.friend').filter(function (idx, el) {
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return $(el).data('key') === curvePublic;
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});
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$friend.removeClass('notify');
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};
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ui.update = function (curvePublic, types) {
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var proxy = common.getProxy();
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var data = getFriend(proxy, curvePublic);
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var chan = channels[data.channel];
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if (!chan.ready) {
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chan.updateOnReady = (chan.updateOnReady || []).concat(types);
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return;
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}
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var $friend = $listContainer.find('.friend').filter(function (idx, el) {
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return $(el).data('key') === curvePublic;
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});
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if (types.indexOf('displayName') >= 0) {
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$friend.find('.name').text(data.displayName);
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}
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if (types.indexOf('avatar') >= 0) {
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$friend.find('.default').remove();
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$friend.find('media-tag').remove();
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if (data.avatar && avatars[data.avatar]) {
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$friend.prepend(avatars[data.avatar]);
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} else {
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common.displayAvatar($friend, data.avatar, data.displayName, function ($img) {
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if (data.avatar && $img) {
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avatars[data.avatar] = $img[0].outerHTML;
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}
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});
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}
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}
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};
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ui.updateStatus = function (curvePublic, online) {
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ui.getFriend(curvePublic).find('.status')
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.attr('class', 'status ' + (online? 'online' : 'offline'));
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};
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ui.getChannel = function (curvePublic) {
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var $chat = $msgContainer.find('.chat').filter(function (idx, el) {
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return $(el).data('key') === curvePublic;
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});
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return $chat.length? $chat: null;
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};
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ui.hideInfo = function () {
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$msgContainer.find('.info').hide();
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};
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ui.showInfo = function () {
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$msgContainer.find('.info').show();
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};
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ui.createChat = function (curvePublic) {
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return $('<div>', {'class':'chat'})
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.data('key', curvePublic).appendTo($msgContainer);
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};
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ui.hideChat = function () {
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$msgContainer.find('.chat').hide();
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};
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ui.getFriend = function (curvePublic) {
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return $listContainer.find('.friend').filter(function (idx, el) {
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return $(el).data('key') === curvePublic;
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});
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};
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ui.remove = function (curvePublic) {
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var $friend = ui.getFriend(curvePublic);
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var $chat = ui.getChannel(curvePublic);
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$friend.remove();
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$chat.remove();
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ui.showInfo();
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};
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ui.createMessage = function (msg, name) {
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var $msg = $('<div>', {'class': 'message'})
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.attr('title', msg.time ? new Date(msg.time).toLocaleString(): '?');
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if (name) {
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$('<div>', {'class':'sender'}).text(name).appendTo($msg);
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}
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$('<div>', {'class':'content'}).html(parseMessage(msg.text)).appendTo($msg);
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return $msg;
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};
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ui.setEditable = function (bool) {
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bool = !bool;
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var input = ui.input;
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if (!input) { return; }
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if (bool) {
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input.setAttribute('disabled', bool);
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} else {
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input.removeAttribute('disabled');
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}
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if (common.Messages) {
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// set placeholder
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var placeholder = bool?
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common.Messages.disconnected:
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common.Messages.contacts_typeHere;
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input.setAttribute('placeholder', placeholder);
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}
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};
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ui.createChatBox = function (proxy, $container, curvePublic) {
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var data = getFriend(proxy, curvePublic);
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// Input
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var channel = channels[data.channel];
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var $header = $('<div>', {
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'class': 'header',
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}).appendTo($container);
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var $avatar = $('<div>', {'class': 'avatar'}).appendTo($header);
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// more history...
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$('<span>', {
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'class': 'more-history',
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})
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.text('get more history')
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.click(function () {
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console.log("GETTING HISTORY");
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channel.getPreviousMessages();
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})
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.appendTo($header);
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var $removeHistory = $('<span>', {
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'class': 'remove-history fa fa-eraser',
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title: common.Messages.contacts_removeHistoryTitle
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})
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.click(function () {
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common.confirm(common.Messages.contacts_confirmRemoveHistory, function (yes) {
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if (!yes) { return; }
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common.clearOwnedChannel(data.channel, function (e) {
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if (e) {
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console.error(e);
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common.alert(common.Messages.contacts_removeHistoryServerError);
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return;
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}
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});
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});
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});
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$removeHistory.appendTo($header);
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$('<div>', {'class': 'messages'}).appendTo($container);
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var $inputBlock = $('<div>', {'class': 'input'}).appendTo($container);
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var $input = $('<textarea>').appendTo($inputBlock);
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$input.attr('placeholder', common.Messages.contacts_typeHere);
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ui.input = $input[0];
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var send = function () {
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// TODO implement sending queue
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// TODO separate message logic from UI
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var channel = channels[data.channel];
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if (channel.sending) {
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console.error("still sending");
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return;
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}
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if (!$input.val()) {
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console.error("nothing to send");
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return;
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||
}
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if ($input.attr('disabled')) {
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console.error("input is disabled");
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return;
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||
}
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var payload = $input.val();
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// Send the message
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channel.sending = true;
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channel.send(payload, function (e) {
|
||
if (e) {
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channel.sending = false;
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console.error(e);
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||
return;
|
||
}
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$input.val('');
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channel.refresh();
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channel.sending = false;
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});
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};
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||
$('<button>', {
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'class': 'btn btn-primary fa fa-paper-plane',
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||
title: common.Messages.contacts_send,
|
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}).appendTo($inputBlock).click(send);
|
||
|
||
var onKeyDown = function (e) {
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||
if (e.keyCode === 13) {
|
||
if (e.ctrlKey || e.shiftKey) {
|
||
var val = this.value;
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||
if (typeof this.selectionStart === "number" && typeof this.selectionEnd === "number") {
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||
var start = this.selectionStart;
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this.value = val.slice(0, start) + "\n" + val.slice(this.selectionEnd);
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this.selectionStart = this.selectionEnd = start + 1;
|
||
} else if (document.selection && document.selection.createRange) {
|
||
this.focus();
|
||
var range = document.selection.createRange();
|
||
range.text = "\r\n";
|
||
range.collapse(false);
|
||
range.select();
|
||
}
|
||
return false;
|
||
}
|
||
send();
|
||
return false;
|
||
}
|
||
};
|
||
$input.on('keydown', onKeyDown);
|
||
|
||
// Header
|
||
var $rightCol = $('<span>', {'class': 'right-col'});
|
||
$('<span>', {'class': 'name'}).text(data.displayName).appendTo($rightCol);
|
||
if (data.avatar && avatars[data.avatar]) {
|
||
$avatar.append(avatars[data.avatar]);
|
||
$avatar.append($rightCol);
|
||
} else {
|
||
common.displayAvatar($avatar, data.avatar, data.displayName, function ($img) {
|
||
if (data.avatar && $img) {
|
||
avatars[data.avatar] = $img[0].outerHTML;
|
||
}
|
||
$avatar.append($rightCol);
|
||
});
|
||
}
|
||
};
|
||
|
||
return ui;
|
||
};
|
||
|
||
var msgAlreadyKnown = function (channel, sig) {
|
||
return channel.messages.some(function (message) {
|
||
return message[0] === sig;
|
||
});
|
||
};
|
||
|
||
// TODO remove dependency on common
|
||
var pushMsg = function (realtime, proxy, common, channel, cryptMsg) {
|
||
var msg = channel.encryptor.decrypt(cryptMsg);
|
||
|
||
var sig = cryptMsg.slice(0, 64);
|
||
if (msgAlreadyKnown(channel, sig)) { return; }
|
||
|
||
var parsedMsg = JSON.parse(msg);
|
||
if (parsedMsg[0] === Types.message) {
|
||
// TODO validate messages here
|
||
var res = {
|
||
type: parsedMsg[0],
|
||
sig: sig,
|
||
channel: parsedMsg[1],
|
||
time: parsedMsg[2],
|
||
text: parsedMsg[3],
|
||
};
|
||
|
||
channel.messages.push(res);
|
||
return true;
|
||
}
|
||
if (parsedMsg[0] === Types.update) {
|
||
if (parsedMsg[1] === proxy.curvePublic) { return; }
|
||
var newdata = parsedMsg[3];
|
||
var data = getFriend(proxy, parsedMsg[1]);
|
||
var types = [];
|
||
Object.keys(newdata).forEach(function (k) {
|
||
if (data[k] !== newdata[k]) {
|
||
types.push(k);
|
||
data[k] = newdata[k];
|
||
}
|
||
});
|
||
channel.updateUI(types);
|
||
return;
|
||
}
|
||
if (parsedMsg[0] === Types.unfriend) {
|
||
removeFromFriendList(proxy, realtime, channel.friendEd, function () {
|
||
channel.wc.leave(Types.unfriend);
|
||
channel.removeUI();
|
||
});
|
||
return;
|
||
}
|
||
};
|
||
|
||
/* Broadcast a display name, profile, or avatar change to all contacts
|
||
*/
|
||
var updateMyData = function (proxy) {
|
||
var friends = getFriendList(proxy);
|
||
var mySyncData = friends.me;
|
||
var myData = createData(proxy);
|
||
if (!mySyncData || mySyncData.displayName !== myData.displayName
|
||
|| mySyncData.profile !== myData.profile
|
||
|| mySyncData.avatar !== myData.avatar) {
|
||
delete myData.channel;
|
||
Object.keys(channels).forEach(function (chan) {
|
||
var channel = channels[chan];
|
||
var msg = [Types.update, myData.curvePublic, +new Date(), myData];
|
||
var msgStr = JSON.stringify(msg);
|
||
var cryptMsg = channel.encryptor.encrypt(msgStr);
|
||
channel.wc.bcast(cryptMsg).then(function () {
|
||
channel.refresh();
|
||
}, function (err) {
|
||
console.error(err);
|
||
});
|
||
});
|
||
friends.me = myData;
|
||
}
|
||
};
|
||
|
||
var onChannelReady = function (proxy, chanId) {
|
||
if (ready.indexOf(chanId) !== -1) { return; }
|
||
ready.push(chanId);
|
||
channels[chanId].updateStatus(); // c'est quoi?
|
||
var friends = getFriendList(proxy);
|
||
if (ready.length === Object.keys(friends).length) {
|
||
// All channels are ready
|
||
updateMyData(proxy);
|
||
}
|
||
return ready.length;
|
||
};
|
||
|
||
// Id message allows us to map a netfluxId with a public curve key
|
||
var onIdMessage = function (proxy, network, msg, sender) {
|
||
var channel;
|
||
var isId = Object.keys(channels).some(function (chanId) {
|
||
if (channels[chanId].userList.indexOf(sender) !== -1) {
|
||
channel = channels[chanId];
|
||
return true;
|
||
}
|
||
});
|
||
|
||
if (!isId) { return; }
|
||
|
||
var decryptedMsg = channel.encryptor.decrypt(msg);
|
||
|
||
if (decryptedMsg === null) {
|
||
// console.error('unable to decrypt message');
|
||
// console.error('potentially meant for yourself');
|
||
|
||
// message failed to parse, meaning somebody sent it to you but
|
||
// encrypted it with the wrong key, or you're sending a message to
|
||
// yourself in a different tab.
|
||
return;
|
||
}
|
||
|
||
if (!decryptedMsg) {
|
||
console.error('decrypted message was falsey but not null');
|
||
return;
|
||
}
|
||
|
||
var parsed;
|
||
try {
|
||
parsed = JSON.parse(decryptedMsg);
|
||
} catch (e) {
|
||
console.error(decryptedMsg);
|
||
return;
|
||
}
|
||
if (parsed[0] !== Types.mapId && parsed[0] !== Types.mapIdAck) { return; }
|
||
|
||
// check that the responding peer's encrypted netflux id matches
|
||
// the sender field. This is to prevent replay attacks.
|
||
if (parsed[2] !== sender || !parsed[1]) { return; }
|
||
channel.mapId[sender] = parsed[1];
|
||
|
||
channel.updateStatus();
|
||
|
||
if (parsed[0] !== Types.mapId) { return; } // Don't send your key if it's already an ACK
|
||
// Answer with your own key
|
||
var rMsg = [Types.mapIdAck, proxy.curvePublic, channel.wc.myID];
|
||
var rMsgStr = JSON.stringify(rMsg);
|
||
var cryptMsg = channel.encryptor.encrypt(rMsgStr);
|
||
network.sendto(sender, cryptMsg);
|
||
};
|
||
|
||
// HERE
|
||
var onDirectMessage = function (common, msg, sender) {
|
||
var proxy = common.getProxy();
|
||
var network = common.getNetwork();
|
||
var realtime = common.getRealtime();
|
||
|
||
if (sender !== Msg.hk) { return void onIdMessage(proxy, network, msg, sender); }
|
||
var parsed = JSON.parse(msg);
|
||
if ((parsed.validateKey || parsed.owners) && parsed.channel) {
|
||
return;
|
||
}
|
||
if (parsed.state && parsed.state === 1 && parsed.channel) {
|
||
if (channels[parsed.channel]) {
|
||
// parsed.channel is Ready
|
||
// TODO: call a function that shows that the channel is ready? (remove a spinner, ...)
|
||
// channel[parsed.channel].ready();
|
||
channels[parsed.channel].ready = true;
|
||
onChannelReady(proxy, parsed.channel);
|
||
var updateTypes = channels[parsed.channel].updateOnReady;
|
||
if (updateTypes) {
|
||
channels[parsed.channel].updateUI(updateTypes);
|
||
}
|
||
}
|
||
return;
|
||
}
|
||
var chan = parsed[3];
|
||
if (!chan || !channels[chan]) { return; }
|
||
pushMsg(realtime, proxy, common, channels[chan], parsed[4]);
|
||
channels[chan].refresh();
|
||
};
|
||
var onMessage = function (common, msg, sender, chan) {
|
||
if (!channels[chan.id]) { return; }
|
||
|
||
var realtime = common.getRealtime();
|
||
var proxy = common.getProxy();
|
||
|
||
var isMessage = pushMsg(realtime, proxy, common, channels[chan.id], msg);
|
||
if (isMessage) {
|
||
// Don't notify for your own messages
|
||
if (channels[chan.id].wc.myID !== sender) {
|
||
channels[chan.id].notify();
|
||
}
|
||
channels[chan.id].refresh();
|
||
}
|
||
};
|
||
|
||
Msg.getLatestMessages = function () {
|
||
Object.keys(channels).forEach(function (id) {
|
||
if (id === 'me') { return; }
|
||
var friend = channels[id];
|
||
friend.getMessagesSinceDisconnect();
|
||
friend.refresh();
|
||
});
|
||
};
|
||
|
||
var getMoreHistory = function (network, chan, hash, count) {
|
||
var msg = [ 'GET_HISTORY_RANGE', chan.id, {
|
||
from: hash,
|
||
count: count,
|
||
}
|
||
];
|
||
|
||
network.sendto(network.historyKeeper, JSON.stringify(msg)).then(function () {
|
||
}, function (err) {
|
||
throw new Error(err);
|
||
});
|
||
};
|
||
|
||
var getChannelMessagesSince = function (network, proxy, chan, data, keys) {
|
||
var cfg = {
|
||
validateKey: keys.validateKey,
|
||
owners: [proxy.edPublic, data.edPublic],
|
||
lastKnownHash: data.lastKnownHash
|
||
};
|
||
var msg = ['GET_HISTORY', chan.id, cfg];
|
||
network.sendto(network.historyKeeper, JSON.stringify(msg))
|
||
.then($.noop, function (err) {
|
||
throw new Error(err);
|
||
});
|
||
};
|
||
|
||
/* TODO remove dependency on common
|
||
*/
|
||
Msg.init = function (common, ui) {
|
||
// declare common variables
|
||
var network = common.getNetwork();
|
||
var proxy = common.getProxy();
|
||
var realtime = common.getRealtime();
|
||
Msg.hk = network.historyKeeper;
|
||
var friends = getFriendList(proxy);
|
||
|
||
// listen for messages...
|
||
network.on('message', function(msg, sender) {
|
||
onDirectMessage(common, msg, sender);
|
||
});
|
||
|
||
// declare messenger and common methods
|
||
var messenger = {
|
||
ui: ui,
|
||
};
|
||
|
||
messenger.setActive = function (id) {
|
||
// TODO validate id
|
||
messenger.active = id;
|
||
};
|
||
|
||
// Refresh the active channel
|
||
// TODO extract into UI method
|
||
var refresh = function (curvePublic) {
|
||
if (messenger.active !== curvePublic) { return; }
|
||
var data = friends[curvePublic];
|
||
if (!data) { return; }
|
||
var channel = channels[data.channel];
|
||
if (!channel) { return; }
|
||
|
||
var $chat = ui.getChannel(curvePublic);
|
||
|
||
if (!$chat) { return; }
|
||
|
||
// Add new messages
|
||
var messages = channel.messages;
|
||
var $messages = $chat.find('.messages');
|
||
var msg, name;
|
||
var last = typeof(channel.lastDisplayed) === 'number'? channel.lastDisplayed: -1;
|
||
for (var i = last + 1; i<messages.length; i++) {
|
||
msg = messages[i];
|
||
name = (msg.channel !== channel.lastSender)?
|
||
getFriend(proxy, msg.channel).displayName: undefined;
|
||
|
||
ui.createMessage(msg, name).appendTo($messages);
|
||
channel.lastSender = msg.channel;
|
||
}
|
||
$messages.scrollTop($messages[0].scrollHeight);
|
||
channel.lastDisplayed = i-1;
|
||
channel.unnotify();
|
||
|
||
// return void channel.notify();
|
||
if (messages.length > 10) {
|
||
var lastKnownMsg = messages[messages.length - 11];
|
||
channel.setLastMessageRead(lastKnownMsg.sig);
|
||
}
|
||
};
|
||
// Display a new channel
|
||
// TODO extract into UI method
|
||
var display = function (curvePublic) {
|
||
ui.hideInfo();
|
||
var $chat = ui.getChannel(curvePublic);
|
||
if (!$chat) {
|
||
$chat = ui.createChat(curvePublic);
|
||
ui.createChatBox(proxy, $chat, curvePublic);
|
||
}
|
||
// Show the correct div
|
||
ui.hideChat();
|
||
$chat.show();
|
||
|
||
// TODO set this attr per-messenger
|
||
messenger.setActive(curvePublic);
|
||
// TODO don't mark messages as read unless you have displayed them
|
||
|
||
refresh(curvePublic);
|
||
};
|
||
|
||
// TODO take a callback
|
||
var remove = function (curvePublic) {
|
||
var data = getFriend(proxy, curvePublic);
|
||
var channel = channels[data.channel];
|
||
var msg = [Types.unfriend, proxy.curvePublic, +new Date()];
|
||
var msgStr = JSON.stringify(msg);
|
||
var cryptMsg = channel.encryptor.encrypt(msgStr);
|
||
channel.wc.bcast(cryptMsg).then(function () {
|
||
removeFromFriendList(common, curvePublic, function () {
|
||
channel.wc.leave(Types.unfriend);
|
||
channel.removeUI();
|
||
});
|
||
}, function (err) {
|
||
console.error(err);
|
||
});
|
||
};
|
||
|
||
// Display friend list
|
||
ui.createFriendList(friends, display, remove);
|
||
|
||
// Open the channels
|
||
|
||
// TODO extract this into an external function
|
||
var openFriendChannel = function (data, f) {
|
||
var keys = Curve.deriveKeys(data.curvePublic, proxy.curvePrivate);
|
||
var encryptor = Curve.createEncryptor(keys);
|
||
network.join(data.channel).then(function (chan) {
|
||
var channel = channels[data.channel] = {
|
||
sending: false,
|
||
friendEd: f,
|
||
keys: keys,
|
||
encryptor: encryptor,
|
||
messages: [],
|
||
refresh: function () { refresh(data.curvePublic); },
|
||
notify: function () {
|
||
ui.notify(data.curvePublic);
|
||
common.notify(); // HERE
|
||
},
|
||
unnotify: function () { ui.unnotify(data.curvePublic); },
|
||
removeUI: function () { ui.remove(data.curvePublic); },
|
||
updateUI: function (types) { ui.update(data.curvePublic, types); },
|
||
updateStatus: function () {
|
||
ui.updateStatus(data.curvePublic,
|
||
channel.getStatus(data.curvePublic));
|
||
},
|
||
setLastMessageRead: function (hash) {
|
||
data.lastKnownHash = hash;
|
||
},
|
||
getLastMessageRead: function () {
|
||
return data.lastKnownHash;
|
||
},
|
||
isActive: function () {
|
||
return data.curvePublic === messenger.active;
|
||
},
|
||
getMessagesSinceDisconnect: function () {
|
||
getChannelMessagesSince(network, proxy, chan, data, keys);
|
||
},
|
||
wc: chan,
|
||
userList: [],
|
||
mapId: {},
|
||
getStatus: function (curvePublic) {
|
||
return channel.userList.some(function (nId) {
|
||
return channel.mapId[nId] === curvePublic;
|
||
});
|
||
},
|
||
getPreviousMessages: function () {
|
||
var history = channel.messages;
|
||
if (!history || !history.length) {
|
||
// TODO ask for default history?
|
||
return;
|
||
}
|
||
|
||
var oldestMessage = history[0];
|
||
if (!oldestMessage) {
|
||
return; // nothing to fetch
|
||
}
|
||
|
||
var messageHash = oldestMessage[0];
|
||
getMoreHistory(network, chan, messageHash, 10);
|
||
},
|
||
send: function (payload, cb) {
|
||
if (!network.webChannels.some(function (wc) {
|
||
if (wc.id === channel.wc.id) { return true; }
|
||
})) {
|
||
return void cb('NO_SUCH_CHANNEL');
|
||
}
|
||
|
||
var msg = [Types.message, proxy.curvePublic, +new Date(), payload];
|
||
var msgStr = JSON.stringify(msg);
|
||
var cryptMsg = channel.encryptor.encrypt(msgStr);
|
||
|
||
channel.wc.bcast(cryptMsg).then(function () {
|
||
pushMsg(realtime, proxy, common, channel, cryptMsg);
|
||
cb();
|
||
}, function (err) {
|
||
cb(err);
|
||
});
|
||
},
|
||
};
|
||
chan.on('message', function (msg, sender) {
|
||
onMessage(common, msg, sender, chan);
|
||
});
|
||
|
||
var onJoining = function (peer) {
|
||
if (peer === Msg.hk) { return; }
|
||
if (channel.userList.indexOf(peer) !== -1) { return; }
|
||
channel.userList.push(peer);
|
||
var msg = [Types.mapId, proxy.curvePublic, chan.myID];
|
||
var msgStr = JSON.stringify(msg);
|
||
var cryptMsg = channel.encryptor.encrypt(msgStr);
|
||
network.sendto(peer, cryptMsg);
|
||
channel.updateStatus();
|
||
};
|
||
chan.members.forEach(function (peer) {
|
||
if (peer === Msg.hk) { return; }
|
||
if (channel.userList.indexOf(peer) !== -1) { return; }
|
||
channel.userList.push(peer);
|
||
});
|
||
chan.on('join', onJoining);
|
||
chan.on('leave', function (peer) {
|
||
var i = channel.userList.indexOf(peer);
|
||
while (i !== -1) {
|
||
channel.userList.splice(i, 1);
|
||
i = channel.userList.indexOf(peer);
|
||
}
|
||
channel.updateStatus();
|
||
});
|
||
|
||
getChannelMessagesSince(network, proxy, chan, data, keys);
|
||
}, function (err) {
|
||
console.error(err);
|
||
});
|
||
};
|
||
|
||
messenger.cleanFriendChannels = function () {
|
||
Object.keys(channels).forEach(function (id) {
|
||
delete channels[id];
|
||
});
|
||
};
|
||
|
||
var openFriendChannels = messenger.openFriendChannels = function () {
|
||
eachFriend(friends, openFriendChannel);
|
||
};
|
||
|
||
messenger.setEditable = ui.setEditable;
|
||
|
||
openFriendChannels();
|
||
|
||
// TODO split loop innards into ui methods
|
||
var checkNewFriends = function () {
|
||
eachFriend(friends, function (friend, id) {
|
||
var $friend = ui.getFriend(id);
|
||
if (!$friend.length) {
|
||
openFriendChannel(friend, id);
|
||
ui.addToFriendList(friend, display, remove);
|
||
}
|
||
});
|
||
};
|
||
|
||
common.onDisplayNameChanged(function () {
|
||
checkNewFriends();
|
||
updateMyData(proxy);
|
||
});
|
||
|
||
return messenger;
|
||
};
|
||
|
||
// Invitation
|
||
// FIXME there are too many functions with this name
|
||
var addToFriendList = Msg.addToFriendList = function (common, data, cb) {
|
||
var proxy = common.getProxy();
|
||
var friends = getFriendList(proxy);
|
||
var pubKey = data.curvePublic;
|
||
|
||
if (pubKey === proxy.curvePublic) { return void cb("E_MYKEY"); }
|
||
|
||
friends[pubKey] = data;
|
||
|
||
Realtime.whenRealtimeSyncs(common.getRealtime(), function () {
|
||
cb();
|
||
common.pinPads([data.channel]);
|
||
});
|
||
common.changeDisplayName(proxy[common.displayNameKey]);
|
||
};
|
||
|
||
/* Used to accept friend requests within apps other than /contacts/ */
|
||
Msg.addDirectMessageHandler = function (common) {
|
||
var network = common.getNetwork();
|
||
var proxy = common.getProxy();
|
||
if (!network) { return void console.error('Network not ready'); }
|
||
network.on('message', function (message, sender) {
|
||
var msg;
|
||
if (sender === network.historyKeeper) { return; }
|
||
try {
|
||
var parsed = common.parsePadUrl(window.location.href);
|
||
if (!parsed.hashData) { return; }
|
||
var chan = parsed.hashData.channel;
|
||
// Decrypt
|
||
var keyStr = parsed.hashData.key;
|
||
var cryptor = Crypto.createEditCryptor(keyStr);
|
||
var key = cryptor.cryptKey;
|
||
var decryptMsg;
|
||
try {
|
||
decryptMsg = Crypto.decrypt(message, key);
|
||
} catch (e) {
|
||
// If we can't decrypt, it means it is not a friend request message
|
||
}
|
||
if (!decryptMsg) { return; }
|
||
// Parse
|
||
msg = JSON.parse(decryptMsg);
|
||
if (msg[1] !== parsed.hashData.channel) { return; }
|
||
var msgData = msg[2];
|
||
var msgStr;
|
||
if (msg[0] === "FRIEND_REQ") {
|
||
msg = ["FRIEND_REQ_NOK", chan];
|
||
var todo = function (yes) {
|
||
if (yes) {
|
||
pending[sender] = msgData;
|
||
msg = ["FRIEND_REQ_OK", chan, createData(common, msgData.channel)];
|
||
}
|
||
msgStr = Crypto.encrypt(JSON.stringify(msg), key);
|
||
network.sendto(sender, msgStr);
|
||
};
|
||
var existing = getFriend(proxy, msgData.curvePublic);
|
||
if (existing) {
|
||
todo(true);
|
||
return;
|
||
}
|
||
var confirmMsg = common.Messages._getKey('contacts_request', [
|
||
common.fixHTML(msgData.displayName)
|
||
]);
|
||
common.confirm(confirmMsg, todo, null, true);
|
||
return;
|
||
}
|
||
if (msg[0] === "FRIEND_REQ_OK") {
|
||
var idx = pendingRequests.indexOf(sender);
|
||
if (idx !== -1) { pendingRequests.splice(idx, 1); }
|
||
|
||
// FIXME clarify this function's name
|
||
addToFriendList(common, msgData, function (err) {
|
||
if (err) {
|
||
return void common.log(common.Messages.contacts_addError);
|
||
}
|
||
common.log(common.Messages.contacts_added);
|
||
var msg = ["FRIEND_REQ_ACK", chan];
|
||
var msgStr = Crypto.encrypt(JSON.stringify(msg), key);
|
||
network.sendto(sender, msgStr);
|
||
});
|
||
return;
|
||
}
|
||
if (msg[0] === "FRIEND_REQ_NOK") {
|
||
var i = pendingRequests.indexOf(sender);
|
||
if (i !== -1) { pendingRequests.splice(i, 1); }
|
||
common.log(common.Messages.contacts_rejected);
|
||
common.changeDisplayName(proxy[common.displayNameKey]);
|
||
return;
|
||
}
|
||
if (msg[0] === "FRIEND_REQ_ACK") {
|
||
var data = pending[sender];
|
||
if (!data) { return; }
|
||
addToFriendList(common, data, function (err) {
|
||
if (err) {
|
||
return void common.log(common.Messages.contacts_addError);
|
||
}
|
||
common.log(common.Messages.contacts_added);
|
||
});
|
||
return;
|
||
}
|
||
// TODO: timeout ACK: warn the user
|
||
} catch (e) {
|
||
console.error("Cannot parse direct message", msg || message, "from", sender, e);
|
||
}
|
||
});
|
||
};
|
||
|
||
Msg.getPending = function () {
|
||
return pendingRequests;
|
||
};
|
||
|
||
Msg.inviteFromUserlist = function (common, netfluxId) {
|
||
var network = common.getNetwork();
|
||
var parsed = common.parsePadUrl(window.location.href);
|
||
if (!parsed.hashData) { return; }
|
||
// Message
|
||
var chan = parsed.hashData.channel;
|
||
var myData = createData(common);
|
||
var msg = ["FRIEND_REQ", chan, myData];
|
||
// Encryption
|
||
var keyStr = parsed.hashData.key;
|
||
var cryptor = Crypto.createEditCryptor(keyStr);
|
||
var key = cryptor.cryptKey;
|
||
var msgStr = Crypto.encrypt(JSON.stringify(msg), key);
|
||
// Send encrypted message
|
||
if (pendingRequests.indexOf(netfluxId) === -1) {
|
||
pendingRequests.push(netfluxId);
|
||
var proxy = common.getProxy();
|
||
// this redraws the userlist after a change has occurred
|
||
// TODO rename this function to reflect its purpose
|
||
common.changeDisplayName(proxy[common.displayNameKey]);
|
||
}
|
||
network.sendto(netfluxId, msgStr);
|
||
};
|
||
|
||
return Msg;
|
||
});
|