(function (win, doc, nav)
{ /** * @des 浏览器判断脚本,兼容cmd规范 */ var ua = nav.userAgent.toLowerCase (), key = { ie : "msie", sf : "safari", tt : "tencenttraveler" }, // 正则列表 reg = { browser : "(" + key.ie + "|" + key.sf + "|firefox|chrome|opera)", shell : "(maxthon|360se|360chrome|theworld|se|theworld|greenbrowser|qqbrowser|lbbrowser|bidubrowser)", tt : "(tencenttraveler)", os : "(windows nt|macintosh|solaris|linux)", kernel : "(webkit|gecko|like gecko)" }, System = { "5.0" : "Win2000", "5.1" : "WinXP", "5.2" : "Win2003", "6.0" : "WinVista", "6.1" : "Win7", "6.2" : "Win8", "6.3" : "Win8.1" }, chrome = null, is360Chrome = null, // 360浏览器 is360se = null, // 360级速浏览器 // 特殊浏览器检测 is360 = (function () { // 高速模式 var result = ua.indexOf ("360chrome") > -1 ? !!1 : !1, s; // 普通模式 try { if (win.external && win.external.twGetRunPath) { s = win.external.twGetRunPath; if (s && s.indexOf ("360se") > -1) { result = !!1; } } } catch (e) { result = !1; } return result; }) (), // 判断百度浏览器 isBaidu = (function () { return ua.indexOf ('bidubrowser') > -1 ? !!1 : !1; }) (), // 判断百度影音浏览器 isBaiduPlayer = (function () { return ua.indexOf ('biduplayer') > -1 ? !!1 : !1; }) (), // 判断爱帆avant浏览器 isAvant = (function () { return ua.indexOf ('爱帆') > -1 ? !!1 : !1; }) (), isLiebao = (function () { return ua.indexOf ('lbbrowser') > -1 ? !!1 : !1; }) (), // 特殊检测maxthon返回版本号 maxthonVer = function () { try { if (/(d+.d)/.test (win.external.max_version)) { return parseFloat (RegExp['x241']); } } catch (e) { } } (), browser = getBrowser (), shell = uaMatch (reg.shell), os = uaMatch (reg.os), kernel = uaMatch (reg.kernel); // ie11 function getBrowser () { // 检测是否是ie内核 是否是ie10 标识 if ((!!win.ActiveXObject || "ActiveXObject" in win) && (ua.match (/.net clr/gi) && ua.match (/rv:(w+.w+)/gi))) { return [ "msie", ua.match (/rv:(w+.w+)/gi)[0].split (":")[1] ]; } return uaMatch (reg.browser); } /** * 对ua字符串进行匹配处理 * * @param {string} * str 要处理的字符串 * @return {array} 返回处理后的数组 */ function uaMatch (str) { var reg = new RegExp (str + "\b[ \/]?([\w\.]*)", "i"), result = ua.match (reg); return result ? result.slice (1) : [ "", "" ]; } function detect360chrome () { return 'track' in document.createElement ('track') && 'scoped' in document.createElement ('style'); } function isHao123 () { return !!(window.external && window.external.ExtGetAppPath && window.external.ExtGetAppPath ()); } function isIpad () { return ua.indexOf ("ipad") > -1 || ua.indexOf ("iphone") > -1; } function canvasSupport () { return !!document.createElement ('canvas').getContext; } // 保存浏览器信息 if (browser[0] === key.ie) { if (is360) { shell = [ "360se", "" ]; } else if (maxthonVer) { shell = [ "maxthon", maxthonVer ]; } else if (shell == ",") { shell = uaMatch (reg.tt); } } else if (browser[0] === key.sf) { browser[1] = uaMatch ("version") + "." + browser[1]; } chrome = (browser[0] == "chrome") && browser[1]; // 如果是chrome浏览器，进一步判断是否是360浏览器 if (chrome) { if (detect360chrome ()) { if ('v8Locale' in window) { is360Chrome = true; } else { is360se = true; } } } /* * 获取操作系统 */ function getSystem () { var plat = navigator.platform, isWin = (plat == "Win32") || (plat == "Windows") || (plat == "Win64"), isMac = (plat == "Mac68K") || (plat == "MacPPC") || (plat == "Macintosh") || (plat == "MacIntel"); if (isMac) { return "Mac"; } var isUnix = (plat == "X11") && !isWin && !isMac; if (isUnix) { return "Unix"; } var isLinux = (String (plat).indexOf ("Linux") > -1); if (isLinux) { return "Linux"; } if (isWin) { return System[os[1]] || "other"; } return "other"; } // 遵循cmd规范，输出浏览器、系统等响应参数 window.exports = { cookieEnabled : navigator.cookieEnabled, isStrict : (doc.compatMode == "CSS1Compat"), isShell : !!shell[0], shell : shell, kernel : kernel, platform : os, types : browser, chrome : chrome, system : getSystem (), firefox : (browser[0] == "firefox") && browser[1], ie : (browser[0] == "msie") && browser[1], opera : (browser[0] == "opera") && browser[1], safari : (browser[0] == "safari") && browser[1], maxthon : (shell[0] == "maxthon") && shell[1], isTT : (shell[0] == "tencenttraveler") && shell[1], is360 : is360, is360Chrome : is360Chrome, // 是否是chrome内核的360浏览器 is360se : is360se, // 是否是chrome内核的360极速浏览器 isBaidu : isBaidu, isHao123 : isHao123, // 判断hao123浏览器 isLiebao : isLiebao, isSougou : (shell[0] == "se"), isQQ : shell[0] == "qqbrowser", isIpad : isIpad, version : '', noDl : isBaidu || isAvant || isBaiduPlayer, // 浏览器下载入口需排除的浏览器 canvasSupport : canvasSupport () // 是否支持canvas };}) (window, document, navigator);