borders/web/app/static/stat.js

var MB_LIMIT = 50, MB_LIMIT2 = 80;
var KM_LIMIT = 50, POINT_LIMIT = 50000;

function statInit() {
	$('.mb_limit').text(MB_LIMIT);
	$('.mb_limit2').text(MB_LIMIT2);
	$('.km_limit').text(KM_LIMIT);
	$('.point_limit').text(Math.round(POINT_LIMIT / 1000));
	statQuery('total', statTotal);
}

function statOpen(id) {
	var div = document.getElementById(id);
	if( div.style.display != 'block' )
		div.style.display = 'block';
	else
		div.style.display = 'none';
}

function statQuery(id, callback) {
	$.ajax(getServer('stat'), {
		data: { 'group': id },
		success: function(data) {
			callback(data);
			document.getElementById(id).style.display = 'block';
		},
		error: function() { alert('Failed!'); }
	});

}

function formatNum(value, digits) {
	if( digits != undefined ) {
		var pow = Math.pow(10, digits);
		return Math.round(value * pow) / pow;
	} else
		return value;
}

function statFill(id, value, digits) {
	document.getElementById(id).innerHTML = ('' + formatNum(value, digits)).replace('&', '&amp;').replace('<', '&lt;');
}

function getIndexLink(region) {
	var big = region.area > 1000;
	return 'index.html#' + (big ? 8 : 12) + '/' + region.lat + '/' + region.lon;
}

function statFillList(id, regions, comment, count) {
	var div = document.getElementById(id), i, a, html, p;
	if( !div ) {
		console.log('Div ' + id + ' not found');
		return;
	}
	if( count )
		statFill(count, regions.length);
	for( i = 0; i < regions.length; i++ ) {
		a = document.createElement('a');
		a.href = getIndexLink(regions[i]);
		a.target = '_blank';
		html = regions[i].name;
		if( comment ) {
			if( typeof comment == 'string' )
				p = regions[i][comment];
			else
				p = comment(regions[i]);
			if( p )
				html += ' (' + p + ')';
		}
		a.innerHTML = html.replace('&', '&amp;').replace('<', '&lt;');
		div.appendChild(a);
		div.appendChild(document.createElement('br'));
	}
}

function statTotal(data) {
	statFill('total_total', data.total);
	statQuery('sizes', statSizes);
}

function statSizes(data) {
	var list_1mb = [], list_50mb = [], list_100mb = [];
	var list_spaces = [], list_bad = [];
	var list_100km = [], list_100kp = [], list_zero = [];
	var list_100p = [];
	var list_disabled = [], list_commented = [];

	for( var i = 0; i < data.regions.length; i++ ) {
		region = data.regions[i];
		if( region.area > 0 && region.area < KM_LIMIT )
			list_100km.push(region);
		if( region.area <= 0 )
			list_zero.push(region);
		if( region.nodes > POINT_LIMIT )
			list_100kp.push(region);
		if( region.nodes < 50 )
			list_100p.push(region);
		var size_mb = region.size * window.BYTES_FOR_NODE / 1024 / 1024;
		region.size_mb = size_mb;
		if( size_mb < 1 )
			list_1mb.push(region);
		if( size_mb > MB_LIMIT )
			list_50mb.push(region);
		if( size_mb > MB_LIMIT2 )
			list_100mb.push(region);
		if( !/^[\x20-\x7F]*$/.test(region.name) )
			list_bad.push(region);
		if( region.name.indexOf(' ') >= 0 )
			list_spaces.push(region);
		if( region.disabled )
			list_disabled.push(region);
		if( region.commented )
			list_commented.push(region);
	}

	statFill('names_spaces', list_spaces.length);
	statFillList('names_bad_list', list_bad, null, 'names_bad');
	statFillList('total_disabled_list', list_disabled, null, 'total_disabled');
	statFillList('total_commented_list', list_commented, null, 'total_commented');

	list_1mb.sort(function(a, b) { return a.size_mb - b.size_mb; });
	list_50mb.sort(function(a, b) { return a.size_mb - b.size_mb; });
	list_100mb.sort(function(a, b) { return b.size_mb - a.size_mb; });
	statFillList('sizes_1mb_list', list_1mb, function(r) { return formatNum(r.size_mb, 2) + ' МБ'; }, 'sizes_1mb');
	statFillList('sizes_50mb_list', list_50mb, function(r) { return formatNum(r.size_mb, 0) + ' МБ'; }, 'sizes_50mb');
	statFillList('sizes_100mb_list', list_100mb, function(r) { return formatNum(r.size_mb, 0) + ' МБ'; }, 'sizes_100mb');

	list_100km.sort(function(a, b) { return a.area - b.area; });
	list_100kp.sort(function(a, b) { return b.nodes - a.nodes; });
	list_100p.sort(function(a, b) { return a.nodes - b.nodes; });
	statFillList('areas_100km_list', list_100km, function(r) { return formatNum(r.area, 2) + ' км²'; }, 'areas_100km');
	statFillList('areas_50k_points_list', list_100kp, 'nodes', 'areas_50k_points');
	statFillList('areas_100_points_list', list_100p, 'nodes', 'areas_100_points');
	statFillList('areas_0_list', list_zero, null, 'areas_0');

	statQuery('topo', statTopo);
}

function statTopo(data) {
	var list_holed = [], list_multi = [], list_100km = [];
	for( var i = 0; i < data.regions.length; i++ ) {
		region = data.regions[i];
		if( region.outer > 1 )
			list_multi.push(region);
		if( region.inner > 0 )
			list_holed.push(region);
		if( region.outer > 1 && region.min_area > 0 && region.min_area < KM_LIMIT )
			list_100km.push(region);
	}

	list_multi.sort(function(a, b) { return b.outer - a.outer; });
	list_holed.sort(function(a, b) { return b.inner - a.inner; });
	list_100km.sort(function(a, b) { return a.min_area - b.min_area; });
	statFillList('topo_holes_list', list_holed, 'inner', 'topo_holes');
	statFillList('topo_multi_list', list_multi, 'outer', 'topo_multi');
	statFillList('topo_100km_list', list_100km, function(r) { return formatNum(r.min_area, 2) + ' км²'; }, 'topo_100km');
}