The Design And Implementation Of Instant Messaging System Of Enterprise Based On Web

With the rapid development of computer technology,multimedia technology and Internet technology,Instant Messaging(IM)applications have become an essential tool for communication,such as QQ,Wechat and so on.Although IM Applications like QQ and Wechat have good function and good performance,some specific enterprises(such as National Security Department,Military,Department of military research and production and other sectors concerned country's secret)are physically isolated from the Internet due to their safety and confidentiality requirements,Therefore,it is important and necessary to design and develop an instant messaging system for these specific enterprises.Compared with C/S architecture,B/S architecture not only has the advantages of ease accessibility,ease deployment and maintenance,but also has good compatibility and portability.Therefore,this subject will follow B/S architecture to design instant messaging system for enterprises.This article has designed and realized the enterprising IM system based on Web,which mainly includes public management module,historical data query module,P2 P chat module and group chat module.Among them,the public management module implements permission management,department management,position management,users management,group management and function of private information settings;P2P chat module and group chat module could send text message,file,audio and video telephone call.The front-end pages of system are designed by j Query and EasyUi technology.The text message for chat is edited by kindeditor rich text editor.Partly refreshing content of page is realized by AJAX technology.Sending text message and file is realized by WebSocket technology.Function of Audio and video telephone calls based on B/S is realized by WebSocket and WebRTC technology.In this system,internal users could realize IM chat,voice and video calls.Internal users could also set up group chat to discuss and communicate at the same time,these could improve working efficiency.