VMan-2002.github.io/h.html at master · VMan-2002/VMan-2002.github.io · GitHub

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<head>
	<title id="title">...</title>
	<style id="fontstyle"></style>
	<style>
		spoiler {
			background-color:black
		}
		spoiler:hover {
			background-color:rgb(0, 0, 0, 0.1)
		}
	</style>
	<script>
		//Use by console
		key = "Sandwich KING"
		function encode(str) {
			if (typeof(str) == "undefined")
				str = search.get("c")
			let tmpswap = swap
			swap = true
			cipher(str, console.log)
			swap = tmpswap
		}
		function decode(str) {
			cipher(str, console.log)
		}

		//Internal
		chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ</>0123456789\"+-=_.─━│┃┄┅┆┇┈┉┊┋┌┍┎┏┐┑┒┓└┕┖┗┘┙┚┛├┝┞┟┠┡┢┣┤┥┦┧┨┩┪┫┬┭┮┯┰┱┲┳┴┵┶┷┸┹┺┻┼┽┾┿╀╁╂╃╄╅╆╇╈╉╊╋╌╍╎╏═║╒╓╔╕╖╗╘╙╚╛╜╝╞╟╠╡╢╣╤╥╦╧╨╩╪╫╬╭╮╯╰╱╲╳╴╵╶╷╸╹╺╻╼╽╾╿"
		dchars = chars
		dkchars = "S┃┠╔Q8f╢╓╫z╀╧p┓┚WF┌┒╯┆┱┍agsw╸e6┭c╬╰┈.O-Y┇╙d┾B╗╁┝n╿┩┽╴UH4╎>j/╨1┧╡x│╆╈vb═┟┴M━╭┄╷┦┵╠V─├╊┣┊┯P┖┐┲┉mo┕╉╞╹╃┰┹9╅╛╚T┅┢┫╲_┡┞┳╪┿RE3╱┸╂╤╟5╳K╩rDXLil2┶└J┘╍╏╝┷╌\"I╥╇0┎┼┑┙╼C║╒╻┬╶╘┏G╮<╵┻┺Z7┨+hkAt╽┪╖╦┋┮=┛┥Ny╄q╾┗╜╣╋┤╺u╕"
		kchars = dkchars
		str_c = "c"
		swap = false
		function remAt(tx, n) {
			let result = tx.split("")
			result.splice(n, 1)
			return result.join("")
		}
		function runKey(tx) {
			let cAdd = ""
			let cAddEnd = ""
			chars = dchars
			kchars = dkchars
			for (t of tx) {
				let ind = kchars.indexOf(t)
				if (ind != -1) {
					kchars = remAt(kchars, ind)
					cAdd += t
				} else {
					let n = t.charCodeAt(0) % kchars.length
					cAddEnd += kchars.charAt(n)
					kchars = remAt(kchars, n)
				}
			}
			kchars = cAdd + kchars + cAddEnd
			let x = 2 + (tx.length % 6)
			let fshuf = x + (tx.split("").map(a => a.charCodeAt()).reduce((a, b) => a + b) % (60 - x))
			let kcharsa = kchars.split("")
			while (fshuf != 0) {
				fshuf -= 1;
				let sp = kcharsa.splice((fshuf * 5) % (dchars.length * 0.9), Math.ceil(dchars.length * 0.2));
				kcharsa = kcharsa.concat(sp)
			}
			kchars = kcharsa.join("")
			return kchars
		}
		function cipher(text, then) {
			runKey(key)
			if (swap) {
				let tmp = kchars
				kchars = chars
				chars = tmp
			}
			let result = ""
			let add
			for (t of text) {
				if (kchars.indexOf(t) == -1) {
					add = t
				} else {
					add = chars.charAt(kchars.indexOf(t))
				}
				result += add
			}
			return then(result)
		}
		function displayTx(text) {
			body.innerHTML = text
			title.innerHTML = "Unlocked page"
			return text
		}
		search = new URLSearchParams(location.search)
		onload = () => {
			if (location.search != "") {
				if (search.get("k") == 1) {
					title.innerHTML = "Encrypted webpage"
					keyPrompt.style.display = ""
					baseMessage.style.display = "none"
					if (search.get("h") != null) {
						keyHint.innerHTML += search.get("h")
						keyHint.style.display = ""
					}
				} else {
					displayTx(decodeURI(search.get("c")))
				}
			} else {
				baseMessage.innerHTML = "This page doesn't exist... or does it?"
			}
		}
	</script>
</head>
<body id="body">
	<h2 id="baseMessage">Enable JavaScript to view this page.</h2>
	<div id="keyPrompt" style="display:none">
		<h2>Enter key to decode and view this page.</h2>
		<h4 id="keyHint" style="display:none">Hint for the key: </h4>
		<label for="keyInput">Key: </label><input id="keyInput"></input>
		<button id="keyConfirm" onclick="key = keyInput.value; cipher(decodeURI(search.get(str_c)), displayTx)">Confirm</button>
		<p>If you see garbage after clicking "Confirm", you entered the password wrong.</p>
	</div>
</body>