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111 lines
4.9 KiB
CoffeeScript
111 lines
4.9 KiB
CoffeeScript
logger = require "logger-sharelatex"
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WebApiManager = require "./WebApiManager"
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AuthorizationManager = require "./AuthorizationManager"
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DocumentUpdaterManager = require "./DocumentUpdaterManager"
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ConnectedUsersManager = require "./ConnectedUsersManager"
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Utils = require "./Utils"
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module.exports = WebsocketController =
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# If the protocol version changes when the client reconnects,
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# it will force a full refresh of the page. Useful for non-backwards
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# compatible protocol changes. Use only in extreme need.
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PROTOCOL_VERSION: 2
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joinProject: (client, user, project_id, callback = (error, project, privilegeLevel, protocolVersion) ->) ->
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user_id = user?._id
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logger.log {user_id, project_id, client_id: client.id}, "user joining project"
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WebApiManager.joinProject project_id, user_id, (error, project, privilegeLevel) ->
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return callback(error) if error?
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if !privilegeLevel or privilegeLevel == ""
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err = new Error("not authorized")
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logger.error {err, project_id, user_id, client_id: client.id}, "user is not authorized to join project"
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return callback(err)
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client.join project_id
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client.set("privilege_level", privilegeLevel)
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client.set("user_id", user_id)
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client.set("project_id", project_id)
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client.set("owner_id", project?.owner?._id)
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client.set("first_name", user?.first_name)
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client.set("last_name", user?.last_name)
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client.set("email", user?.email)
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client.set("connected_time", new Date())
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client.set("signup_date", user?.signUpDate)
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client.set("login_count", user?.loginCount)
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callback null, project, privilegeLevel, WebsocketController.PROTOCOL_VERSION
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# No need to block for setting the user as connected in the cursor tracking
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ConnectedUsersManager.updateUserPosition project_id, client.id, user, null, () ->
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joinDoc: (client, doc_id, fromVersion = -1, callback = (error, doclines, version, ops) ->) ->
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Utils.getClientAttributes client, ["project_id", "user_id"], (error, {project_id, user_id}) ->
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logger.log {user_id, project_id, doc_id, fromVersion, client_id: client.id}, "client joining doc"
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AuthorizationManager.assertClientCanViewProject client, (error) ->
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return callback(error) if error?
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client.get "project_id", (error, project_id) ->
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return callback(error) if error?
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return callback(new Error("no project_id found on client")) if !project_id?
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DocumentUpdaterManager.getDocument project_id, doc_id, fromVersion, (error, lines, version, ops) ->
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return callback(error) if error?
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# Encode any binary bits of data so it can go via WebSockets
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# See http://ecmanaut.blogspot.co.uk/2006/07/encoding-decoding-utf8-in-javascript.html
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escapedLines = []
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for line in lines
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try
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line = unescape(encodeURIComponent(line))
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catch err
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logger.err {err, project_id, doc_id, fromVersion, line, client_id: client.id}, "error encoding line uri component"
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return callback(err)
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escapedLines.push line
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client.join(doc_id)
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callback null, escapedLines, version, ops
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leaveDoc: (client, doc_id, callback = (error) ->) ->
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Utils.getClientAttributes client, ["project_id", "user_id"], (error, {project_id, user_id}) ->
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logger.log {user_id, project_id, doc_id, client_id: client.id}, "client leaving doc"
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client.leave doc_id
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callback()
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updateClientPosition: (client, cursorData, callback = (error) ->) ->
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Utils.getClientAttributes client, [
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"project_id", "first_name", "last_name", "email", "user_id"
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], (error, {project_id, first_name, last_name, email, user_id}) ->
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return callback(error) if error?
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logger.log {user_id, project_id, client_id: client.id, cursorData: cursorData}, "updating client position"
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cursorData.id = client.id
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cursorData.user_id = user_id if user_id?
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cursorData.email = email if email?
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if first_name? and last_name?
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cursorData.name = first_name + " " + last_name
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ConnectedUsersManager.updateUserPosition(project_id, client.id, {
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first_name: first_name,
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last_name: last_name,
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email: email,
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user_id: user_id
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}, {
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row: cursorData.row,
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column: cursorData.column,
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doc_id: cursorData.doc_id
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}, callback)
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else
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cursorData.name = "Anonymous"
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callback()
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#EditorRealTimeController.emitToRoom(project_id, "clientTracking.clientUpdated", cursorData)
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#callback()
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getConnectedUsers: (client, callback = (error, users) ->) ->
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Utils.getClientAttributes client, ["project_id", "user_id"], (error, {project_id, user_id}) ->
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logger.log {user_id, project_id, client_id: client.id}, "getting connected users"
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AuthorizationManager.assertClientCanViewProject client, (error) ->
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return callback(error) if error?
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client.get "project_id", (error, project_id) ->
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return callback(error) if error?
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return callback(new Error("no project_id found on client")) if !project_id?
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ConnectedUsersManager.getConnectedUsers project_id, (error, users) ->
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return callback(error) if error?
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callback null, users
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