128 lines
4.4 KiB
JavaScript
128 lines
4.4 KiB
JavaScript
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///////////////////////////////////////////////////////////////////////////////
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//
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// Silverlight.supportedUserAgent.js version 2.0.30822.0
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//
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// This file is provided by Microsoft as a helper file for websites that
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// incorporate Silverlight Objects. This file is provided under the Microsoft
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// Public License available at
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// http://code.msdn.microsoft.com/SLsupportedUA/Project/License.aspx.
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// You may not use or distribute this file or the code in this file except as
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// expressly permitted under that license.
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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///////////////////////////////////////////////////////////////////////////////
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if (!window.Silverlight)
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{
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window.Silverlight = { };
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}
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///////////////////////////////////////////////////////////////////////////////
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//
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// supportedUserAgent:
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//
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// NOTE: This function is strongly tied to current implementations of web
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// browsers. The implementation of this function will change over time to
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// account for new Web browser developments. Visit
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// http://code.msdn.microsoft.com/SLsupportedUA often to ensure that you have
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// the latest version.
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//
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// Determines if the client browser is supported by Silverlight.
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//
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// params:
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// version [string]
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// determines if a particular version of Silverlight supports
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// this browser. Acceptable values are "1.0" and "2.0"
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// userAgent [string]
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// optional. User Agent string to be analized. If null then the
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// current browsers user agent string will be used.
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//
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// return value: boolean
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//
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///////////////////////////////////////////////////////////////////////////////
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Silverlight.supportedUserAgent = function(version, userAgent)
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{
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try
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{
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var ua = null;
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if ( userAgent)
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{
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ua = userAgent;
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}
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else
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{
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ua = window.navigator.userAgent;
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}
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var slua = {OS:'Unsupported',Browser:'Unsupported'};
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//Silverlight does not support pre-Windows NT platforms
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if (ua.indexOf('Windows NT') >= 0 || ua.indexOf('Mozilla/4.0 (compatible; MSIE 6.0)')>=0) {
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slua.OS = 'Windows';
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}
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else if (ua.indexOf('PPC Mac OS X') >= 0) {
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slua.OS = 'MacPPC';
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}
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else if (ua.indexOf('Intel Mac OS X') >= 0) {
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slua.OS = 'MacIntel';
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}
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if ( slua.OS != 'Unsupported' )
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{
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if (ua.indexOf('MSIE') >= 0) {
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if (navigator.userAgent.indexOf('Win64') == -1)
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{
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if (parseInt(ua.split('MSIE')[1]) >= 6) {
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slua.Browser = 'MSIE';
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}
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}
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}
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else if (ua.indexOf('Firefox') >= 0) {
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var versionArr = ua.split('Firefox/')[1].split('.');
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var major = parseInt(versionArr[0]);
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if (major >= 2) {
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slua.Browser = 'Firefox';
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}
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else {
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var minor = parseInt(versionArr[1]);
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if ((major == 1) && (minor >= 5)) {
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slua.Browser = 'Firefox';
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}
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}
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}
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else if (ua.indexOf('Safari') >= 0) {
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slua.Browser = 'Safari';
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}
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}
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//detect all unsupported platform combinations (IE on Mac, Safari on Win)
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var supUA = (!( slua.OS == 'Unsupported' || //Unsupported OS
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slua.Browser == 'Unsupported' || //Unsupported Browser
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(slua.OS == 'Windows' && slua.Browser == 'Safari') || //Safari is not supported on Windows
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(slua.OS.indexOf('Mac') >= 0 && slua.Browser == 'MSIE') //IE is not supported on Mac
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));
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if (version=='2.0')
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{
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//add PPC to unsupported list
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return (supUA && (slua.OS != 'MacPPC' ));
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}
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else if (version == '1.0')
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{
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//add win2k to unsupported list
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return (supUA && ( ua.indexOf('Windows NT 5.0') < 0));
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}
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else
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{
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return (supUA);
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}
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}
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catch (e)
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{
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return false;
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}
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}
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