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author | Christopher Speller <crspeller@gmail.com> | 2016-03-23 10:20:52 -0400 |
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committer | Christopher Speller <crspeller@gmail.com> | 2016-03-23 10:38:35 -0400 |
commit | 9239a7353af2c67a6778ff4cabd164db62087bde (patch) | |
tree | 78335a5254885058ed3b224a4b050db03c732bb3 /webapp/action_creators/websocket_actions.jsx | |
parent | 6568e15023c009c96a46f022236f5fd4415445c0 (diff) | |
download | chat-9239a7353af2c67a6778ff4cabd164db62087bde.tar.gz chat-9239a7353af2c67a6778ff4cabd164db62087bde.tar.bz2 chat-9239a7353af2c67a6778ff4cabd164db62087bde.zip |
Fixing websocket connection issue. Refactoring websockets into an action creator.
Diffstat (limited to 'webapp/action_creators/websocket_actions.jsx')
-rw-r--r-- | webapp/action_creators/websocket_actions.jsx | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/webapp/action_creators/websocket_actions.jsx b/webapp/action_creators/websocket_actions.jsx new file mode 100644 index 000000000..55a76dbea --- /dev/null +++ b/webapp/action_creators/websocket_actions.jsx @@ -0,0 +1,227 @@ +// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved. +// See License.txt for license information. + +import $ from 'jquery'; +import UserStore from 'stores/user_store.jsx'; +import PostStore from 'stores/post_store.jsx'; +import ChannelStore from 'stores/channel_store.jsx'; +import BrowserStore from 'stores/browser_store.jsx'; +import ErrorStore from 'stores/error_store.jsx'; + +import * as Utils from 'utils/utils.jsx'; +import * as AsyncClient from 'utils/async_client.jsx'; +import * as GlobalActions from 'action_creators/global_actions.jsx'; + +import Constants from 'utils/constants.jsx'; +const SocketEvents = Constants.SocketEvents; + +const MAX_WEBSOCKET_FAILS = 7; +const WEBSOCKET_RETRY_TIME = 3000; + +var conn = null; +var connectFailCount = 0; +var pastFirstInit = false; + +export function initialize() { + if (window.WebSocket && !conn) { + let protocol = 'ws://'; + if (window.location.protocol === 'https:') { + protocol = 'wss://'; + } + + const connUrl = protocol + location.host + ((/:\d+/).test(location.host) ? '' : Utils.getWebsocketPort(protocol)) + '/api/v1/websocket'; + + if (connectFailCount === 0) { + console.log('websocket connecting to ' + connUrl); //eslint-disable-line no-console + } + + conn = new WebSocket(connUrl); + + conn.onopen = () => { + if (connectFailCount > 0) { + console.log('websocket re-established connection'); //eslint-disable-line no-console + AsyncClient.getChannels(); + AsyncClient.getPosts(ChannelStore.getCurrentId()); + } + + if (pastFirstInit) { + ErrorStore.clearLastError(); + ErrorStore.emitChange(); + } + + pastFirstInit = true; + connectFailCount = 0; + }; + + conn.onclose = () => { + conn = null; + + if (connectFailCount === 0) { + console.log('websocket closed'); //eslint-disable-line no-console + } + + connectFailCount = connectFailCount + 1; + + if (connectFailCount > MAX_WEBSOCKET_FAILS) { + ErrorStore.storeLastError(Utils.localizeMessage('channel_loader.socketError', 'Please check connection, Mattermost unreachable. If issue persists, ask administrator to check WebSocket port.')); + } + + ErrorStore.setConnectionErrorCount(connectFailCount); + ErrorStore.emitChange(); + + setTimeout( + () => { + initialize(); + }, + WEBSOCKET_RETRY_TIME + ); + }; + + conn.onerror = (evt) => { + if (connectFailCount <= 1) { + console.log('websocket error'); //eslint-disable-line no-console + console.log(evt); //eslint-disable-line no-console + } + }; + + conn.onmessage = (evt) => { + const msg = JSON.parse(evt.data); + handleMessage(msg); + }; + } +} + +function handleMessage(msg) { + // Let the store know we are online. This probably shouldn't be here. + UserStore.setStatus(msg.user_id, 'online'); + + switch (msg.action) { + case SocketEvents.POSTED: + case SocketEvents.EPHEMERAL_MESSAGE: + handleNewPostEvent(msg); + break; + + case SocketEvents.POST_EDITED: + handlePostEditEvent(msg); + break; + + case SocketEvents.POST_DELETED: + handlePostDeleteEvent(msg); + break; + + case SocketEvents.NEW_USER: + handleNewUserEvent(); + break; + + case SocketEvents.USER_ADDED: + handleUserAddedEvent(msg); + break; + + case SocketEvents.USER_REMOVED: + handleUserRemovedEvent(msg); + break; + + case SocketEvents.CHANNEL_VIEWED: + handleChannelViewedEvent(msg); + break; + + case SocketEvents.PREFERENCE_CHANGED: + handlePreferenceChangedEvent(msg); + break; + + case SocketEvents.TYPING: + handleUserTypingEvent(msg); + break; + + default: + } +} + +export function sendMessage(msg) { + if (conn && conn.readyState === WebSocket.OPEN) { + conn.send(JSON.stringify(msg)); + } else if (!conn || conn.readyState === WebSocket.Closed) { + conn = null; + this.initialize(); + } +} + +export function close() { + if (conn && conn.readyState === WebSocket.OPEN) { + conn.close(); + } +} + +function handleNewPostEvent(msg) { + const post = JSON.parse(msg.props.post); + GlobalActions.emitPostRecievedEvent(post, msg.props); +} + +function handlePostEditEvent(msg) { + // Store post + const post = JSON.parse(msg.props.post); + PostStore.storePost(post); + PostStore.emitChange(); + + // Update channel state + if (ChannelStore.getCurrentId() === msg.channel_id) { + if (window.isActive) { + AsyncClient.updateLastViewedAt(); + } + } +} + +function handlePostDeleteEvent(msg) { + const post = JSON.parse(msg.props.post); + GlobalActions.emitPostDeletedEvent(post); +} + +function handleNewUserEvent() { + AsyncClient.getProfiles(); + AsyncClient.getChannelExtraInfo(); +} + +function handleUserAddedEvent(msg) { + if (ChannelStore.getCurrentId() === msg.channel_id) { + AsyncClient.getChannelExtraInfo(); + } + + if (UserStore.getCurrentId() === msg.user_id) { + AsyncClient.getChannel(msg.channel_id); + } +} + +function handleUserRemovedEvent(msg) { + if (UserStore.getCurrentId() === msg.user_id) { + AsyncClient.getChannels(); + + if (msg.props.remover_id !== msg.user_id && + msg.channel_id === ChannelStore.getCurrentId() && + $('#removed_from_channel').length > 0) { + var sentState = {}; + sentState.channelName = ChannelStore.getCurrent().display_name; + sentState.remover = UserStore.getProfile(msg.props.remover_id).username; + + BrowserStore.setItem('channel-removed-state', sentState); + $('#removed_from_channel').modal('show'); + } + } else if (ChannelStore.getCurrentId() === msg.channel_id) { + AsyncClient.getChannelExtraInfo(); + } +} + +function handleChannelViewedEvent(msg) { + // Useful for when multiple devices have the app open to different channels + if (ChannelStore.getCurrentId() !== msg.channel_id && UserStore.getCurrentId() === msg.user_id) { + AsyncClient.getChannel(msg.channel_id); + } +} + +function handlePreferenceChangedEvent(msg) { + const preference = JSON.parse(msg.props.preference); + GlobalActions.emitPreferenceChangedEvent(preference); +} + +function handleUserTypingEvent(msg) { + GlobalActions.emitRemoteUserTypingEvent(msg.channel_id, msg.user_id, msg.props.parent_id); +} |