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TiddlyWiki5/editions/tw2/source/tiddlywiki/js/ConfigBrowser.js

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// Browser detection... In a very few places, there's nothing else for it but to know what browser we're using.
config.userAgent = navigator.userAgent.toLowerCase();
config.browser = {
isIE: config.userAgent.indexOf("msie") != -1 && config.userAgent.indexOf("opera") == -1,
isGecko: navigator.product == "Gecko" && config.userAgent.indexOf("WebKit") == -1,
ieVersion: /MSIE (\d.\d)/i.exec(config.userAgent), // config.browser.ieVersion[1], if it exists, will be the IE version string, eg "6.0"
isSafari: config.userAgent.indexOf("applewebkit") != -1,
isBadSafari: !((new RegExp("[\u0150\u0170]","g")).test("\u0150")),
firefoxDate: /gecko\/(\d{8})/i.exec(config.userAgent), // config.browser.firefoxDate[1], if it exists, will be Firefox release date as "YYYYMMDD"
isOpera: config.userAgent.indexOf("opera") != -1,
isChrome: config.userAgent.indexOf('chrome') > -1,
isLinux: config.userAgent.indexOf("linux") != -1,
isUnix: config.userAgent.indexOf("x11") != -1,
isMac: config.userAgent.indexOf("mac") != -1,
isWindows: config.userAgent.indexOf("win") != -1
};
merge(config.glyphs,{
browsers: [
function() {return config.browser.isIE;},
function() {return true;}
],
codes: {
downTriangle: ["\u25BC","\u25BE"],
downArrow: ["\u2193","\u2193"],
bentArrowLeft: ["\u2190","\u21A9"],
bentArrowRight: ["\u2192","\u21AA"]
}
});