veeven/app.js

## app.js
'use strict';

const permissionsFile = 'https://raw.githubusercontent.com/android/platform_frameworks_base/master/core/res/AndroidManifest.xml';
const stringsFile = 'https://raw.githubusercontent.com/android/platform_frameworks_base/master/core/res/res/values/strings.xml';

const permissions = new Map();
const permissionGroups = new Map();
const strings = new Map();

const q = d3.queue()
	  .defer(d3.xml, permissionsFile)
	  .defer(d3.xml, stringsFile)
	  .awaitAll(function(error, results) {
		  if (error) throw error;
		  doMagic(results);
	  });

function doMagic(arr) {

	const x2js = new X2JS();
	let data = arr.map(a => x2js.xml2json(a));

	data[0].manifest.permission.forEach(p => {
		permissions.set(p['_android:name'], {
			label: p['_android:label'] ? p['_android:label'].replace('@string/', '') : '',
			description: p['_android:description'] ? p['_android:description'].replace('@string/', '') : '',
			protectionLevel: p['_android:protectionLevel'],
			group: p['_android:permissionGroup'],
		});
	});

	data[0].manifest['permission-group'].forEach(pg => {
		permissionGroups.set(pg['_android:name'], {
			label: pg['_android:label'] ? pg['_android:label'].replace('@string/', '') : '',
			description: pg['_android:description'] ? pg['_android:description'].replace('@string/', '') : '',
			priority: pg['_android:priority'],
			icon: pg['_android:icon'],
		});
	});
	data[1].resources.string.forEach(s => {
		strings.set(s['_name'], s['__text']);
		//strings.set(s['_name'], s['__text'] ? s['__text'].replace(/\n\s{2,}/g, ' ') : '');
	});


	// results
	console.log('permissions:', permissions.size);
	console.log('permission-groups:', permissionGroups.size)
	console.log('strings:', strings.size);

	query();
}

function query(q) {
	q = q || 'android.permission.ACCESS_COARSE_LOCATION';

	console.log(q);

	let perm = permissions.get(q);

	const $out = document.querySelector('#out');

	if (!perm) {
		$out.textContent = 'No such permission! Try something else.';
		return;
	}

	$out.innerHTML = '<i>Label: </i>' + '<b>' + strings.get(perm.label) + '</b>'
		+ '<br>'
		+ '<i>Description: </i>' + strings.get(perm.description)
		+ '<br>'
		+ '<i>Protenction Level: </i>' + perm.protectionLevel
		+ '<br>'
		+ '<i>Group: </i>' + (perm.group ? strings.get(permissionGroups.get(perm.group).label) : '')
	;
}

const $i = document.querySelector('input');
$i.addEventListener('input', function() {
	query(this.value);
});

## index.html
<!doctype html>
<html lang="en" dir="ltr">
	<head>
		<title>Andrioid Permission Decoder</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width">
		<style type="text/css">
body {
	width: 960px;
	margin: 1em auto;
}
input {
	width: 24em;
}

i {
	color: #666;
	font-size: .8em;
	font-style: normal;
	background: #f0f0f0;
}
		</style>
	</head>
	<body>

		<p>Android permission: <input type="text" placeholder="android.permission.ACCESS_COARSE_LOCATION"></p>

		<p id="out"></p>

		<script type="text/javascript" src="https://d3js.org/d3.v4.min.js"></script>
		<script type="text/javascript" src="https://cdn.rawgit.com/abdmob/x2js/master/xml2json.js"></script>
		<script type="text/javascript" src="app.js"></script>
	</body>
</html>
	'use strict';

	const permissionsFile = 'https://raw.githubusercontent.com/android/platform_frameworks_base/master/core/res/AndroidManifest.xml';
	const stringsFile = 'https://raw.githubusercontent.com/android/platform_frameworks_base/master/core/res/res/values/strings.xml';

	const permissions = new Map();
	const permissionGroups = new Map();
	const strings = new Map();

	const q = d3.queue()
	.defer(d3.xml, permissionsFile)
	.defer(d3.xml, stringsFile)
	.awaitAll(function(error, results) {
	if (error) throw error;
	doMagic(results);
	});

	function doMagic(arr) {

	const x2js = new X2JS();
	let data = arr.map(a => x2js.xml2json(a));

	data[0].manifest.permission.forEach(p => {
	permissions.set(p['_android:name'], {
	label: p['_android:label'] ? p['_android:label'].replace('@string/', '') : '',
	description: p['_android:description'] ? p['_android:description'].replace('@string/', '') : '',
	protectionLevel: p['_android:protectionLevel'],
	group: p['_android:permissionGroup'],
	});
	});

	data[0].manifest['permission-group'].forEach(pg => {
	permissionGroups.set(pg['_android:name'], {
	label: pg['_android:label'] ? pg['_android:label'].replace('@string/', '') : '',
	description: pg['_android:description'] ? pg['_android:description'].replace('@string/', '') : '',
	priority: pg['_android:priority'],
	icon: pg['_android:icon'],
	});
	});
	data[1].resources.string.forEach(s => {
	strings.set(s['_name'], s['__text']);
	//strings.set(s['_name'], s['__text'] ? s['__text'].replace(/\n\s{2,}/g, ' ') : '');
	});


	// results
	console.log('permissions:', permissions.size);
	console.log('permission-groups:', permissionGroups.size)
	console.log('strings:', strings.size);

	query();
	}

	function query(q) {
	q = q \|\| 'android.permission.ACCESS_COARSE_LOCATION';

	console.log(q);

	let perm = permissions.get(q);

	const $out = document.querySelector('#out');

	if (!perm) {
	$out.textContent = 'No such permission! Try something else.';
	return;
	}

	$out.innerHTML = '<i>Label: </i>' + '<b>' + strings.get(perm.label) + '</b>'
	+ '<br>'
	+ '<i>Description: </i>' + strings.get(perm.description)
	+ '<br>'
	+ '<i>Protenction Level: </i>' + perm.protectionLevel
	+ '<br>'
	+ '<i>Group: </i>' + (perm.group ? strings.get(permissionGroups.get(perm.group).label) : '')
	;
	}

	const $i = document.querySelector('input');
	$i.addEventListener('input', function() {
	query(this.value);
	});
	<!doctype html>
	<html lang="en" dir="ltr">
	<head>
	<title>Andrioid Permission Decoder</title>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width">
	<style type="text/css">
	body {
	width: 960px;
	margin: 1em auto;
	}
	input {
	width: 24em;
	}

	i {
	color: #666;
	font-size: .8em;
	font-style: normal;
	background: #f0f0f0;
	}
	</style>
	</head>
	<body>

	<p>Android permission: <input type="text" placeholder="android.permission.ACCESS_COARSE_LOCATION"></p>

	<p id="out"></p>

	<script type="text/javascript" src="https://d3js.org/d3.v4.min.js"></script>
	<script type="text/javascript" src="https://cdn.rawgit.com/abdmob/x2js/master/xml2json.js"></script>
	<script type="text/javascript" src="app.js"></script>
	</body>
	</html>