/***********************************************************************************************************/ /* Sniffer.js */ /* 1. This javascript is to detect browser type, version and OS, as well as if ActiveX or Flip4Mac is */ /* installed. */ /* 2. We only detect: */ /* Browsers: Internet Explorer 6+ (windows) */ /* Firefox 1.5+ (windows and MAC) */ /* Safari (MAC only for now) */ /* OSs: Windows XP */ /* Windows VISTA */ /* MAC OSX */ /* ActiveX: Firefox on Windows */ /* Flip4Mac: on Mac */ /* 3. The user agent string references: */ /* IE: http://msdn2.microsoft.com/en-us/library/ms537503.aspx */ /* FireFox: http://www.useragentstring.com/pages/Firefox/ */ /* http://www.zytrax.com/tech/web/browser_ids.htm */ /* Safari: http://developer.apple.com/internet/safari/faq.html */ /* http://www.useragentstring.com/pages/Safari/ */ /* */ /* Created by Chunmiao Wang, March 28th 2008 */ /* Modified by: add your name, date and comment here. */ /***********************************************************************************************************/ // define Object "BrowserDetector" which detects browser type, version and OS, ActiveX or Flip4Mac function BrowserDetector () { //alert("userAgent: " + navigator.userAgent); //alert("Platform: " + navigator.platform); if(navigator.userAgent) { if(navigator.userAgent.indexOf("MSIE")>0) // IE { this.browser = "IE"; this.version = this.detectVersion("MSIE", navigator.userAgent); } else if (navigator.userAgent.indexOf("Firefox")>0) // Firefox { this.browser = "Firefox"; this.version = this.detectVersion("Firefox", navigator.userAgent); } else if (navigator.userAgent.indexOf("Safari")>0) // Safari { this.browser = "Safari"; this.version=this.detectVersion("Safari", navigator.userAgent); } this.OS = this.detectOS(navigator.userAgent); } else if (navigator.vendor) { if (navigator.vendor.indexOf("Safari")>0) // Safari { this.browser = "Safari"; this.version = this.detectVersion("Safari", navigator.vendor); } this.OS = this.detectOS(navigator.vendor); } if(!this.browser) this.browser = "An unknown browser"; if(!this.version) this.version = "An unknown version"; if(!this.OS) this.OS = "An unknown OS"; this.supportsMediaPlayerPlugin = this.detectMediaPlayer(); this.hasFlip4Mac = this.detectFlip4Mac(); this.Flip4MacVersion = this.detectFlip4MacVersion(); } BrowserDetector.prototype.detectVersion = detectVersion; BrowserDetector.prototype.detectOS = detectOS; BrowserDetector.prototype.detectMediaPlayer = detectMediaPlayer; BrowserDetector.prototype.detectFlip4Mac = detectFlip4Mac; BrowserDetector.prototype.detectFlip4MacVersion = detectFlip4MacVersion; function detectOS(data) { if(data && data.search(/Windows\s*NT\s*5\.1/i)>0) { return "WindowsXP"; } else if (data && data.search(/Windows\s*NT\s*6\.0/i)>0) { return "WindowsVista"; } else if (data && data.search(/Windows\s*NT\s*5\.2/i)>0) // or Windows XP x64 Edition? { return "WindowsServer2003"; } else if (data && data.search(/Windows\s*NT\s*5\.01?/i)>0) { return "Windows2000"; } else if (data && data.search(/PPC\s*Mac/i)>=0) { //return "MacPPC" platform_start = data.substring(data.search(/PPC\s*Mac/i)); // PPC Mac index_end = platform_start.indexOf(";"); return index_end>0?platform_start.substring(0, index_end):platform_start; } else if (data && data.search(/Intel\s*Mac/i)>=0) { // return "MacIntel"; platform_start = data.substring(data.search(/Intel\s*Mac/i)); // Intel Mac index_end = platform_start.indexOf(";"); return index_end>0?platform_start.substring(0, index_end):platform_start; } else if (data && data.search(/Windows/i)>=0) // other Windows { return "Windows"; } else if (data && data.search(/Mac/i)>=0) // other Mac { return "Mac"; } return "An unknown OS"; } function detectVersion(versionSearchString, data) { if(versionSearchString && data) { //alert(versionSearchString + " " + data); if(versionSearchString=="MSIE" && data.indexOf(versionSearchString)>0) { version_start = data.substring(data.indexOf(versionSearchString)+versionSearchString.length); //alert(version_start); if(version_start) { index_end = version_start.indexOf(";"); return index_end>0? version_start.substring(0, index_end):version_start; } } else if(versionSearchString=="Firefox" && data.indexOf(versionSearchString)>0) { version_start = data.substring(data.indexOf(versionSearchString)+versionSearchString.length); //alert(version_start); if(version_start) { index_slash = version_start.indexOf("/"); if(index_slash>=0) version_start = version_start.substring(index_slash+1); if(version_start) { index_space = version_start.indexOf(" "); return index_space>=0? version_start.substring(0, index_space):version_start; } } } else if (versionSearchString=="Safari") { versionSearch = "Version"; // Safari 3 and plus if(data.indexOf(versionSearch)>0) { version_start = data.substring(data.indexOf(versionSearch)+versionSearch.length); //alert(version_start); if(version_start) { index_slash = version_start.indexOf("/"); index_end = version_start.indexOf(" "); return index_slash>=0?(index_end>0?version_start.substring(index_slash+1, index_end):version_start.substring(index_slash+1)):version_start; } } else if (data.indexOf(versionSearchString)>0) // Safari 2 or under { version_start = data.substring(data.indexOf(versionSearchString)+versionSearchString.length); //alert(version_start); if(version_start) { index_slash = version_start.indexOf("/"); return (index_slash>=0? version_start.substring(index_slash+1):version_start) + "(Version 2 or under)"; } } } } return "An unknown version"; } // end of object "BrowserDetect" defination // begin detect installation of Flip4Mac plugin function detectFlip4Mac() { if(this.OS.indexOf("Mac")<0) { //alert("Detect Flip4Mac: False: Not a Macintosh"); return false; } if(navigator.plugins && navigator.plugins.length>0) { for (var i = 0;i < navigator.plugins.length;i++) { if (navigator.plugins[i].name.indexOf("Flip4Mac") >= 0) { //alert("True: Flip4Mac installed") return true; } } } //alert("False: No Flip4Mac installed"); return false; }// end detection of Flip4Mac plugin // begin detect supporting of Window Media Player plugin function detectMediaPlayer() { if(this.OS.indexOf("Windows")<0) { //alert("Detect MediaPlayerPlugin: False: Not a Windows"); return false; } if(this.browser.indexOf("IE")>=0) // IE always has ActiveX support { //alert("Detect MediaPlayerPlugin: True: IE supports MediaPlayer"); return true; } if(this.browser.indexOf("Firefox")>=0 && this.version.search(/^\s*[01]+/)>=0) // Firefox version under 2 { alert("Detect MediaPlayerPlugin: Your Firefox version is " + this.version + ". Please Upgrade to a new version."); // Don't comment it out return false; } for (var i = 0;i < navigator.plugins.length;i++) { //alert("Name:" + navigator.plugins[i].name + "; Description: " + navigator.plugins[i].description + "; filename: " + navigator.plugins[i].filename); if (navigator.plugins[i].name.search(/Windows\s*Media\s*Player/i) >=0) { //alert("True: Media Player plugin installed") return true; } } //alert("False: No Media Player plugin installed"); return false; } // end of detect media Player plugin // begin detect the version of Flip4Mac function detectFlip4MacVersion() { if (!this.hasFlip4Mac) { return "Not Applicable"; } if(navigator.plugins && navigator.plugins.length>0) { for (var i = 0;i < navigator.plugins.length;i++) { //alert("Name:" + navigator.plugins[i].name + "; Description: " + navigator.plugins[i].description + "; filename: " + navigator.plugins[i].filename); if (navigator.plugins[i].name.indexOf("Flip4Mac") >= 0) { if(navigator.plugins[i].name.search(/\d+[\.\d]+/)>0) { flip4mac_version = navigator.plugins[i].name.substring(navigator.plugins[i].name.search(/\d+[\.\d]+/)); index_end = flip4mac_version.indexOf(" "); return index_end<0?flip4mac_version:flip4mac_version.substring(0, index_end); } } } } return "An Unknown Version of Flip4Mac"; }