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readme.html
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readme.html
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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Open Index or Markdown</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=contain">
<meta name="description"
content="File wrangler. Default index.html file. Opens HTML or Markdown files. Passes location.hash.">
<meta name="keywords" content="ShowDown,Markdown,AJAX,JavaScript,HTML,CSS,GitHub,FOSS">
<meta name="version" content="2023-01-22">
<style>
/* Copyright 2023 Theo Armour. MIT License */
:root {
font: 100% monospace;
}
* {
box-sizing: border-box;
}
body {
margin: 0 auto;
max-width: 50rem;
}
a {
color: crimson;
text-decoration: none;
}
a:hover,
a:focus,
a:active {
text-decoration: underline;
}
aside {
border: 1px solid lightgray;
margin-top: 15px;
padding: 2px;
}
button,
input[type=button] {
background-color: #eee;
border: 2px #eee solid;
color: #888;
}
blockquote {
background-color: #ddd;
padding: 1rem;
}
code {
background-color: #eee;
}
pre {
background-color: #eee;
padding: 0.5rem;
}
summary {
cursor: pointer;
font-size: 1.5rem;
font-weight: bold;
outline: none;
}
::-webkit-scrollbar {
background: #333;
}
::-webkit-scrollbar-thumb {
background: crimson;
}
/* read me footer */
.aDingbat {
text-decoration: none;
font-size: 2rem;
}
.iframe-resize {
height: 400px;
overflow: hidden;
padding: 0.5rem;
resize: both;
width: 100%;
}
</style>
</head>
<body>
<!-- https://github.com/showdownjs/showdown -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/showdown/2.1.0/showdown.min.js"></script>
<div id=divContent></div>
<script>
defaultFile = "README.md";
//location.hash = ""; // test
//location.hash = "../style/style-sample-tags.html"
init();
function init () {
showdown.setFlavor( "github" );
if ( !location.hash ) { location.hash = defaultFile; }
location.hash.endsWith( ".md" ) ? onHashChange() : window.location.href = location.hash.slice( 1 );
window.addEventListener( "hashchange", onHashChange, false );
if ( location.protocol === "https:" ) {
window.history.pushState( "", "", "./" + location.hash );
}
}
function onHashChange () {
// if no file extension then probably an internal link
if ( !location.hash.includes( "." ) ) { return; }
const url = location.hash.slice( 1 );
const txt = url.split( "/" ).pop();
let title = txt
.split( "-" )
.filter( x => x.length > 0 )
.map( ( x ) => ( x.charAt( 0 ).toUpperCase() + x.slice( 1 ) ) )
.join( " " );
document.title = title;
const options = { openLinksInNewWindow: false, excludeTrailingPunctuationFromURLs: true, ghMention: true, simplifiedAutoLink: true, simpleLineBreaks: true, emoji: true };
const xhr = new XMLHttpRequest();
xhr.open( "get", url, true );
xhr.onload = () => {
let txt = xhr.responseText;
txt = txt.replace( /\<!--@@@/, "" ).replace( /\@@@-->/, "" );
divContent.innerHTML = new showdown.Converter( options ).makeHtml( txt );
window.scrollTo( 0, 0 );
};
xhr.send( null );
}
</script>
</body>
</html>