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[Java教程]检测访问网页的浏览器呈现引擎、平台、Windows操作系统、移动设备和游戏系统


/** * Author: laixiangran. * Created by laixiangran on 2015/12/02. * 检测访问网页的浏览器呈现引擎、平台、Windows操作系统、移动设备和游戏系统 * ******************************************************************** * 各版本浏览器在windows10.0下的用户代理字符串: * Google Chrome 45.0.2454.85 —— "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.85 Safari/537.36" * Opera 31.0.1889.174 —— "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.155 Safari/537.36 OPR/31.0.1889.174" * Microsoft Edge —— "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36 Edge/12.10240" * Firefox 40.0.3 —— "Mozilla/5.0 (Windows NT 10.0; WOW64; rv:40.0) Gecko/20100101 Firefox/40.0" * Internet Explorer 11+ —— "Mozilla/5.0 (Windows NT 10.0; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729; rv:11.0) like Gecko" * Internet Explorer 10- —— "Mozilla/5.0 (compatible; MSIE x.0; Windows NT 10.0; WOW64; Trident/8.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)" */(function(){  window.iClient = {};  //呈现引擎信息  var engine = {    //呈现引擎    ie: 0,    gecko: 0,    webkit: 0,    khtml: 0,    opera:0,    //具体版本号    ver: null  };  var browser = {    //浏览器    ie: 0,    edge: 0,    firefox: 0,    safari: 0,    konq: 0,    opera: 0,    chrome: 0,    //具体版本号    ver: null  };  //平台、设备和操作系统  var system = {    win: false,    mac: false,    unix: false,    //移动设备    iphone: false,    ipod: false,    ipad: false,    ios: false,    android: false,    nokiaN: false,    winMobile: false,    //游戏系统    wii: false, //任天堂    ps: false  //Playstation3  };  //获取浏览器的用户代理字符串  var ua = window.navigator.userAgent;  //检测呈现引擎和浏览器  //检测Presto内核的Opera浏览器  if(window.opera){    engine.ver = browser.ver = window.opera.version();    engine.opera = browser.opera = parseFloat(engine.ver);  }  //检测WebKit 用代理字符串中的"AppleWebKit"进行检测  else if(/AppleWebKit\/(\S+)/.test(ua)){    engine.ver = RegExp["$1"];    engine.webkit = parseFloat(engine.ver);    //确定Microsoft Edge    if(/Edge\/(\S+)/.test(ua)){      browser.ver = RegExp["$1"];      browser.edge = parseFloat(browser.ver);    }    //确定WebKit内核Opera    else if(/OPR\/(\S+)/.test(ua)){      browser.ver = RegExp["$1"];      browser.opera = parseFloat(browser.ver);    }    //确定Chrome    else if(/Chrome\/(\S+)/.test(ua)){      browser.ver = RegExp["$1"];      browser.chrome = parseFloat(browser.ver);    }    //确定Safari    else if(/Version\/(\S+)/.test(ua)){      browser.ver = RegExp["$1"];      browser.safari = parseFloat(browser.ver);    }else{      //近似的确定版本号      var safariVersion = 1;      if(engine.webkit < 100){        safariVersion = 1;      }else if(engine.webkit <312){        safariVersion = 1.2;      }else if(engine.webkit < 412){        safariVersion = 1.3;      }else{        safariVersion = 2;      }      browser.ver = browser.safari = safariVersion;    }  }  //检测KHTML 用于Konqueror3.1及更早版本中不包含KHTML的版本,故而就要使用Konqueror的版本来代替  else if(/KHTML\/(\S+)/.test(ua) || /Konqueror\/(\S+)/.test(ua)){    engine.ver = browser.ver = RegExp["$1"];    engine.khtml = browser.konq = parseFloat(engine.ver);s  }  //检测Gecko 其版本号在字符串"rv:"的后面  else if(/rv:([^\)]+)\) Gecko\/\d{8}/.test(ua)){    engine.ver = RegExp["$1"];    engine.gecko = parseFloat(engine.ver);    //确定Firefox    if(/Firefox\/(\S+)/.test(ua)){      browser.ver = RegExp["$1"];      browser.firefox = parseFloat(browser.ver);    }  }  //检测IE  else if(/MSIE ([^;]+)/.test(ua) || /rv:([^\)]+)\) like Gecko/.test(ua)){    engine.ver = browser.ver = RegExp["$1"];    engine.ie = browser.ie = parseFloat(engine.ver);  }  //获取平台或者操作系统信息,可能的值:win32、win64、MacPPC、MacIntel、Xll、Linux i686  var p = window.navigator.platform;  //检测平台  system.win = p.indexOf("Win") == 0;  system.mac = p.indexOf("Mac") == 0;  system.unix = (p == "Xll'") || (p.indexOf("Linux") == 0);  //检测Windows操作系统  if(system.win){    if(/Win(?:dows )?([^do]{2})\s?(\d+\.\d+)?/.test(ua)){      if(RegExp["$1"] == "NT"){        switch(RegExp["$2"]){          case "5.0":            system.win = "2000";            break;          case "5.1":            system.win = "XP";            break;          case "6.0":            system.win = "Vista";            break;          case "7":            system.win = "7";            break;          case "8":            system.win = "8";            break;          case "8.1":            system.win = "8.1";            break;          case "10.0":            system.win = "10.0";            break;          default:            system.win = "NT";            break;        }      }    }  }  //移动设备  system.iphone = ua.indexOf("iPhone") > -1;  system.ipod = ua.indexOf("iPod") > -1;  system.ipad = ua.indexOf("iPad") > -1;  system.nokiaN = ua.indexOf("NokiaN") > -1;  //window mobile  if(system.win == "CE"){    system.winMobile = system.win;  }else if(system.win == "Ph"){    if(/Windows Phone OS (\d+.\d+)/.test(ua)){      system.win = "Phone";      system.winMobile = parseFloat(RegExp["$1"]);    }  }  //检测iOS版本  if(system.mac && ua.indexOf("Mobile") > -1){    if(/CPU (?:iPhone )?OS (\d+.\d+)/.test(ua)){      system.ios = parseFloat(RegExp["$1"].replace("_","."));    }else{      system.ios = 2; //不能真正检测出来,所以只能猜测    }  }  //检测安卓版本  if(/Android (\d+.\d+)/.test(ua)){    system.android = parseFloat(RegExp["$1"]);  }  //检测游戏系统  system.wii = ua.indexOf("wii") > -1;  system.ps = /playstation/i.test(ua);  window.iClient.engine = engine;  window.iClient.browser = browser;  window.iClient.system = system;})();