bigbluebutton-Github/client/bbb-html5-client/lib/utils.coffee
2014-01-06 08:44:15 -08:00

45 lines
1.9 KiB
CoffeeScript

_ = require("lodash")
Logger = require("./logger")
# Utility class with methods used throughout the entire application.
module.exports = class Utils
# This function is used to parse a variable value from a cookie string.
# The cookie string has the following format:
# 'sessionid=IjHl91D3q3bo5Fcn3s1814x7.cO88njbTfRExzv%2BmfsWeGHqPTE0oPLoTlEjRhkgkvrc; meetingid=183f0bf3a0982a127bdb8161e0c44eb696b3e75c-1377867869314'
#
# @param cookieStr [string] the cookie to parse.
# @param varName [String] the variable to extract from the cookie.
# @return [string] the value of the variable extracted.
@getCookieVar = (cookieStr, varName) ->
if cookieStr
cookieItems = cookieStr.split(";")
for cookieItem in cookieItems
x = cookieItem.substr(0, cookieItem.indexOf("="))
y = cookieItem.substr(cookieItem.indexOf("=") + 1)
x = x.replace(/^\s+|\s+$/g, "")
return unescape(y) if x is varName
else
Logger.error "Invalid cookie"
""
# Logs a response to a method, using different log messages depending on the error
# and reply given by the method.
#
# @param location [string] where the method was called, e.g. "RedisAction#getAll"
# @param err [Error] the error returned by the method
# @param reply [?] the reply, can be anything, but should return true when tested with `if reply`
# @param message [string] an optional message to be printed together with the rest of the information
@registerResponse = (location, err, reply, message="") ->
hasMessage = message? and !_.isEmpty(message)
if err?
Logger.error "error on #{location}:(error:#{err})"
Logger.error "> #{message}" if hasMessage
else if reply
Logger.info "success on #{location}:(reply:#{reply})"
Logger.info "> #{message}" if hasMessage
else
Logger.warn "unknown on #{location}:(error:#{err}, reply:#{reply})"
Logger.warn "> #{message}" if hasMessage