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TiddlyWiki5/core/modules/info/platform.js

53 lines
2.0 KiB
JavaScript

/*\
title: $:/core/modules/info/platform.js
type: application/javascript
module-type: info
Initialise basic platform $:/info/ tiddlers
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
exports.getInfoTiddlerFields = function(updateInfoTiddlersCallback) {
var mapBoolean = function(value) {return value ? "yes" : "no";},
infoTiddlerFields = [];
// Basics
infoTiddlerFields.push({title: "$:/info/browser", text: mapBoolean(!!$tw.browser)});
infoTiddlerFields.push({title: "$:/info/node", text: mapBoolean(!!$tw.node)});
infoTiddlerFields.push({title: "$:/info/startup-timestamp", text: $tw.utils.stringifyDate(new Date())});
if($tw.browser) {
// Document location
var setLocationProperty = function(name,value) {
infoTiddlerFields.push({title: "$:/info/url/" + name, text: value});
},
location = document.location;
setLocationProperty("full", (location.toString()).split("#")[0]);
setLocationProperty("host", location.host);
setLocationProperty("hostname", location.hostname);
setLocationProperty("protocol", location.protocol);
setLocationProperty("port", location.port);
setLocationProperty("pathname", location.pathname);
setLocationProperty("search", location.search);
setLocationProperty("origin", location.origin);
// Screen size
infoTiddlerFields.push({title: "$:/info/browser/screen/width", text: window.screen.width.toString()});
infoTiddlerFields.push({title: "$:/info/browser/screen/height", text: window.screen.height.toString()});
// Dark mode through event listener on MediaQueryList
var mqList = window.matchMedia("(prefers-color-scheme: dark)"),
getDarkModeTiddler = function() {return {title: "$:/info/darkmode", text: mqList.matches ? "yes" : "no"};};
infoTiddlerFields.push(getDarkModeTiddler());
mqList.addListener(function(event) {
updateInfoTiddlersCallback([getDarkModeTiddler()]);
});
// Language
infoTiddlerFields.push({title: "$:/info/browser/language", text: navigator.language || ""});
}
return infoTiddlerFields;
};
})();