1857 lines
47 KiB
JavaScript
1857 lines
47 KiB
JavaScript
/**
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* ______ ___
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* / ____/___ / | _____________ __________
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* / / __/ __ \/ /| |/ ___/ ___/ _ \/ ___/ ___/
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* / /_/ / /_/ / ___ / /__/ /__/ __(__ |__ )
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* \____/\____/_/ |_\___/\___/\___/____/____/
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*
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* The MIT License (MIT)
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* Copyright (c) 2009-2018 Gerardo Orellana <hello @ goaccess.io>
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*/
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'use strict';
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// This is faster than calculating the exact length of each label.
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// e.g., getComputedTextLength(), slice()...
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function truncate(text, width) {
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text.each(function () {
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var parent = this.parentNode, $d3parent = d3.select(parent);
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var gw = $d3parent.node().getBBox();
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var x = (Math.min(gw.width, width) / 2) * -1;
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// adjust wrapper <svg> width
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if ('svg' == parent.nodeName) {
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$d3parent.attr('width', width).attr('x', x);
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}
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// wrap <text> within an svg
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else {
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$d3parent.insert('svg', function () {
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return this;
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}.bind(this))
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.attr('class', 'wrap-text')
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.attr('width', width)
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.attr('x', x)
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.append(function () {
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return this;
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}.bind(this));
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}
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});
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}
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function WorldMap(selection) {
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const maxLat = 84;
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let path = null;
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let projection = null;
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let tlast = [0, 0];
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let slast = null;
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let opts = {};
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let metric = 'hits';
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let margin = {
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top: 20,
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right: 50,
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bottom: 40,
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left: 50
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};
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let width = 760;
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let height = 170;
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// default value; will be set externally
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let projectionType = 'mercator';
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let initialScale;
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let panelName = null;
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let cityIndex = null;
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let citySizeScale = null;
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function innerW() {
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return width - margin.left - margin.right;
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}
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function innerH() {
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return height - margin.top - margin.bottom;
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}
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function buildCityIndex() {
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if (cityIndex) return;
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var cityData = window.cities10m;
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if (!cityData) return;
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cityIndex = {};
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var features = topojson.feature(cityData, cityData.objects.cities).features;
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features.forEach(function(f) {
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var p = f.properties;
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var iso = (p.ISO_A2 || '').toUpperCase();
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var asciiKey = iso + '|' + (p.NAMEASCII || '').toLowerCase().trim();
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cityIndex[asciiKey] = f;
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var nameKey = iso + '|' + (p.NAME || '').toLowerCase().trim();
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if (nameKey !== asciiKey)
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cityIndex[nameKey] = f;
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});
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}
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function collectCities(country, code) {
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var out = [];
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if (!country.items) return out;
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country.items.forEach(function(city) {
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out.push({
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data: city.data,
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countryCode: code,
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hits: city.hits.count,
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visitors: city.visitors.count,
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bytes: city.bytes.count,
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lat: (function(){var k=code.toUpperCase()+"|"+city.data.toLowerCase().trim();var f=cityIndex[k];return f&&f.geometry&&f.geometry.coordinates?f.geometry.coordinates[1]:0;})(),
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lng: (function(){var k=code.toUpperCase()+"|"+city.data.toLowerCase().trim();var f=cityIndex[k];return f&&f.geometry&&f.geometry.coordinates?f.geometry.coordinates[0]:0;})()
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});
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});
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return out;
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}
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function isCityVisible(coords) {
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if (projectionType !== 'orthographic') return true;
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var rotate = projection.rotate();
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var center = [-rotate[0], -rotate[1]];
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return d3.geoDistance(coords, center) < Math.PI / 2;
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}
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function getMapRenderState() {
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if (!panelName) return null;
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var fullData = (GoAccess.getPanelData(panelName) || {}).data || [];
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var expanded = GoAccess.Util.getProp(GoAccess.AppState, panelName + '.expanded') || {};
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var allCountries = [];
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var highlightCodes = new Set();
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var expandedCountryCodes = new Set();
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var cities = [];
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var expandedContinents = new Set();
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// pass 1: detect expanded continents and collect countries
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fullData.forEach(function(continent) {
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if (!continent.items) return;
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var continentKey = GoAccess.Util.hashCode(continent.data);
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if (expanded[continentKey]) {
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expandedContinents.add(continentKey);
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}
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continent.items.forEach(function(country) {
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var code = country.data.split(' ')[0];
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allCountries.push({
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data: country.data,
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hits: country.hits.count,
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visitors: country.visitors.count,
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bytes: country.bytes.count,
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region: continent.data
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});
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});
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});
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var hasExpandedContinent = expandedContinents.size > 0;
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// pass 2: resolve each continent independently
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fullData.forEach(function(continent) {
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if (!continent.items) return;
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var continentKey = GoAccess.Util.hashCode(continent.data);
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var isContinentExpanded = expandedContinents.has(continentKey);
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// if nothing expanded, treat all continents as expanded
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if (!hasExpandedContinent) {
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isContinentExpanded = true;
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}
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if (!isContinentExpanded) return;
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// detect expanded countries inside this continent
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var localExpandedCountries = new Set();
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continent.items.forEach(function(country) {
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var code = country.data.split(' ')[0];
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var countryKey = GoAccess.Util.hashCode(country.data);
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if (expanded[countryKey]) {
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localExpandedCountries.add(code);
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expandedCountryCodes.add(code);
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}
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});
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var hasLocalExpanded = localExpandedCountries.size > 0;
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continent.items.forEach(function(country) {
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var code = country.data.split(' ')[0];
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// highlight logic
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if (hasLocalExpanded) {
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if (localExpandedCountries.has(code)) {
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highlightCodes.add(code);
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}
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} else {
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highlightCodes.add(code);
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}
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// city logic
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if (hasLocalExpanded) {
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if (localExpandedCountries.has(code)) {
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cities = cities.concat(collectCities(country, code));
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}
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} else {
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cities = cities.concat(collectCities(country, code));
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}
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});
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});
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// nothing expanded at all -> show everything
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if (!hasExpandedContinent) {
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highlightCodes = null;
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cities = [];
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fullData.forEach(function(continent) {
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if (!continent.items) return;
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continent.items.forEach(function(country) {
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var code = country.data.split(' ')[0];
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cities = cities.concat(collectCities(country, code));
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});
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});
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}
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return {
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allCountries: allCountries,
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highlightCodes: highlightCodes,
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expandedCountryCodes: expandedCountryCodes.size
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? expandedCountryCodes
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: null,
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cities: cities
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};
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}
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function formatTooltip(data) {
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const d = {
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...data
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};
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let out = {};
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out[0] = GoAccess.Util.fmtValue(d['data'], 'str');
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out[1] = metric === 'bytes' ? GoAccess.Util.fmtValue(d['bytes'], 'bytes') : d3.format(',')(d['hits']);
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if (metric === 'hits') out[2] = d3.format(',')(d['visitors']);
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const template = d3.select('#tpl-chart-tooltip')
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.html();
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return Hogan.compile(template)
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.render({
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'data': out
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});
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}
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function mouseover(event, selection, data) {
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const tooltip = selection.select('.chart-tooltip-wrap');
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tooltip.html(formatTooltip(data))
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.style('left', `${d3.pointer(event)[0] + 10}px`)
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.style('top', `${d3.pointer(event)[1] + 10}px`)
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.style('display', 'block');
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}
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function mouseout(selection) {
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const tooltip = selection.select('.chart-tooltip-wrap');
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tooltip.style('display', 'none');
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}
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function drawLegend(selection, colorScale) {
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const legendHeight = 10;
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const legendPadding = 10;
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let svg = selection.select('.legend-svg');
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if (svg.empty()) {
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svg = selection.append('svg')
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.attr('class', 'legend-svg')
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.attr('width', width + margin.left + margin.right)
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.attr('height', legendHeight + 2 * legendPadding);
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}
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let legend = svg.select('.legend');
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if (legend.empty()) {
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legend = svg.append('g')
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.attr('class', 'legend')
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.attr('transform', `translate(${margin.left}, ${legendPadding})`);
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}
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const legendData = colorScale.quantiles();
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const legendRects = legend.selectAll('rect')
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.data(legendData);
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legendRects.enter()
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.append('rect')
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.merge(legendRects)
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.attr('x', (d, i) => (i * (innerW())) / legendData.length)
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.attr('y', 0)
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.attr('width', innerW() / legendData.length)
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.attr('height', legendHeight)
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.style('fill', d => colorScale(d));
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legendRects.exit()
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.remove();
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const legendTexts = legend.selectAll('text')
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.data(legendData);
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legendTexts.enter()
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.append('text')
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.merge(legendTexts)
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.attr('x', (d, i) => (i * (innerW())) / legendData.length)
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.attr('y', legendHeight + legendPadding)
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.style('font-size', '10px')
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.attr('text-anchor', 'middle')
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.text(d => metric === 'bytes' ? GoAccess.Util.fmtValue(d, 'bytes') : d3.format(',')(d));
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legendTexts.exit()
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.remove();
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}
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function updateSphere(svg, g) {
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if (projectionType === 'orthographic') {
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let sphere = g.selectAll('.sphere')
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.data([{
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type: 'Sphere'
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}]);
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// Insert as first child to be behind countries
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let sphereEnter = sphere.enter()
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.insert('path', ':first-child')
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.attr('class', 'sphere')
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.attr('d', path)
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.attr('fill', '#DDEEFF') /* Light blue for ocean */
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.attr('opacity', 0);
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sphere = sphereEnter.merge(sphere);
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sphere.transition()
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.duration(500)
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.attr('opacity', 1);
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} else {
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// Remove sphere when not in orthographic projection
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g.selectAll('.sphere')
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.transition()
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.duration(500)
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.attr('opacity', 0)
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.remove();
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}
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}
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function updateMap(selection, svg, data, countries, countryNameToGeoJson) {
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buildCityIndex();
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var state = getMapRenderState();
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var activeData;
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if (state) {
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activeData = state.allCountries;
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} else {
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// Fallback: flatten data the old way when panel is not set
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activeData = data.reduce(function(acc, region) {
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if (!region.items) acc.push(region);
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else region.items.forEach(function(item) {
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acc.push({
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data: item.data,
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hits: item.hits.count !== undefined ? item.hits.count : item.hits,
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visitors: item.visitors.count !== undefined ? item.visitors.count : item.visitors,
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bytes: item.bytes.count !== undefined ? item.bytes.count : item.bytes,
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region: region.data
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});
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});
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return acc;
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}, []);
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state = { allCountries: activeData, highlightCodes: null, expandedCountryCodes: null, cities: (function(){var c=[];data.forEach(function(e){if(!e.items)return;var is2=e.items.length>0&&!e.items[0].items;if(is2){c=c.concat(collectCities(e,e.data.split(" ")[0]));}else{e.items.forEach(function(s){if(s.items)c=c.concat(collectCities(s,s.data.split(" ")[0]));});}});return c;})() };
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}
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path = d3.geoPath()
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.projection(projection);
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const colorScale = d3.scaleQuantile()
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.domain(activeData.map(d => d[metric]))
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.range(['#eafff1', '#a7e3d7', '#6cc5c0', '#44a2b1', '#246e96']);
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if (activeData.length)
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drawLegend(selection, colorScale);
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// Create a mapping from country code to data
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const dataByName = {};
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activeData.forEach(d => {
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const k = d.data.split(' ')[0];
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dataByName[k] = d;
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});
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// Add graticule (grid lines)
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if (projectionType !== 'mercator') {
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const graticule = d3.geoGraticule();
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let grid = svg.select('g')
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.selectAll('.graticule')
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.data([graticule()]);
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let gridEnter = grid.enter()
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.append('path')
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.attr('class', 'graticule')
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.attr('d', path)
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.attr('fill', 'none')
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.attr('stroke', '#ccc')
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.attr('stroke-width', 0.5)
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.attr('stroke-dasharray', '3,3')
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.attr('opacity', 0);
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grid = gridEnter.merge(grid);
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grid.transition()
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.duration(500)
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.attr('opacity', 0.4);
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}
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let country = svg.select('g')
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.selectAll('.country')
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.data(countries);
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let countryEnter = country.enter()
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.append('path')
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.attr('class', 'country')
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.attr('d', path)
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.attr('opacity', 0);
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country = countryEnter.merge(country)
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.on('mouseover', function(event, d) {
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const countryData = dataByName[d.id];
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if (countryData) mouseover(event, selection, countryData);
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})
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.on('mouseout', function() {
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mouseout(selection);
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});
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country.transition()
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.duration(500)
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.style('fill', function(d) {
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const countryData = dataByName[d.id];
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if (!countryData) return '#cccccc54';
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if (state.highlightCodes) {
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return state.highlightCodes.has(d.id)
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? colorScale(countryData[metric])
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: '#cccccc30';
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}
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return colorScale(countryData[metric]);
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})
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.attr('opacity', 1);
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country.exit()
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.transition()
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.duration(500)
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.attr('opacity', 0)
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.remove();
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// Update city markers
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updateCities(selection, svg, state, colorScale);
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}
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function updateCities(selection, svg, state, colorScale) {
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var g = svg.select('g');
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var cityMarkers = [];
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if (state.cities.length) {
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state.cities.forEach(function(c) {
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var key = c.countryCode.toUpperCase() + '|' + c.data.toLowerCase().trim();
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var feature = cityIndex[key];
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if (feature) {
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cityMarkers.push({
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feature: feature,
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data: c.data,
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hits: c.hits,
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visitors: c.visitors,
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bytes: c.bytes
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});
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}
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});
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}
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var sizeExtent = d3.extent(cityMarkers, function(d) { return d[metric]; });
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if (!sizeExtent[0] && !sizeExtent[1]) sizeExtent = [0, 1];
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var sizeScale = d3.scaleSqrt()
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.domain(sizeExtent)
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.range([3, 10])
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.clamp(true);
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var strokeScale = d3.scaleSqrt()
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.domain(sizeExtent)
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.range([1, 2.5])
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.clamp(true);
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citySizeScale = sizeScale;
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var circles = g.selectAll('.city-marker')
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.data(cityMarkers, function(d) { return d.data + '|' + d.feature.properties.ISO_A2; });
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circles.exit()
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.transition().duration(300)
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.attr('r', 0)
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.remove();
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var circlesEnter = circles.enter()
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.append('circle')
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.attr('class', 'city-marker')
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.attr('r', 0)
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.style('fill', '#ff6b6b')
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.style('stroke', '#fff')
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.style('cursor', 'pointer')
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.on('mouseover', function(event, d) {
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mouseover(event, selection, d);
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})
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.on('mouseout', function() {
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mouseout(selection);
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});
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circlesEnter.merge(circles)
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.transition().duration(500)
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.attr('cx', function(d) {
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if (!isCityVisible(d.feature.geometry.coordinates)) return -9999;
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var coords = projection(d.feature.geometry.coordinates);
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return coords ? coords[0] : -9999;
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})
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.attr('cy', function(d) {
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if (!isCityVisible(d.feature.geometry.coordinates)) return -9999;
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var coords = projection(d.feature.geometry.coordinates);
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return coords ? coords[1] : -9999;
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})
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.attr('r', function(d) {
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if (!isCityVisible(d.feature.geometry.coordinates)) return 0;
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var coords = projection(d.feature.geometry.coordinates);
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return coords ? sizeScale(d[metric]) : 0;
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})
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.style('fill', '#ff6b6b')
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.style('stroke', '#fff')
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.style('stroke-width', function(d) {
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return strokeScale(d[metric]) + 'px';
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});
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}
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function setBounds(projection, maxLat) {
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// Top-left corner of the ~viewable~ lat
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const [yaw] = projection.rotate();
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const xymax = projection([-yaw + 180 - 1e-6, -maxLat]);
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const xymin = projection([-yaw - 180 + 1e-6, maxLat]);
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return [xymin, xymax];
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}
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function clampVertical(projection, maxLat, height) {
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const b = setBounds(projection, maxLat);
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// top-left
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const [xMin, yMin] = b[0];
|
|
// bottom-right
|
|
const [xMax, yMax] = b[1];
|
|
const t = projection.translate();
|
|
// If the top (yMin) is now below 0, shift upward.
|
|
if (yMin > 0)
|
|
t[1] -= yMin;
|
|
// If the bottom (yMax) is now above the container height, shift downward.
|
|
else if (yMax < height)
|
|
t[1] += (height - yMax);
|
|
projection.translate(t);
|
|
}
|
|
|
|
function baseScale() {
|
|
// If the effective width is small, use a fixed mobile scale; otherwise use the computed scale.
|
|
return innerW() < 400 ? 150 : innerW() / (2 * Math.PI);
|
|
}
|
|
|
|
var continentCenters = {
|
|
AS: [104, 35], EU: [10, 50], AF: [20, 0],
|
|
NA: [-100, 40], SA: [-60, -15], OC: [135, -25],
|
|
AN: [0, -90]
|
|
};
|
|
function getBestCenter() {
|
|
var pdata = GoAccess.getPanelData(panelName);var data = (pdata && pdata.data) ? pdata.data : [];
|
|
var bestCode = null, bestVisitors = 0;
|
|
data.forEach(function(entry) {
|
|
if (!entry.items) return;
|
|
var code = entry.data.split(" ")[0];
|
|
var v = entry.visitors && entry.visitors.count || 0;
|
|
if (continentCenters[code] && v > bestVisitors) {
|
|
bestVisitors = v;
|
|
bestCode = code;
|
|
}
|
|
});
|
|
if (bestCode) return continentCenters[bestCode];
|
|
return [0, 15];
|
|
}
|
|
function setProjection(type) {
|
|
if (type === 'mercator') {
|
|
const bScale = baseScale();
|
|
projection = d3.geoMercator()
|
|
.center([0, 15])
|
|
.scale(bScale)
|
|
.translate([innerW() / 2, height / 1.5]);
|
|
} else if (type === 'orthographic') {
|
|
var ctr = getBestCenter();
|
|
const globeScale = Math.min(innerW(), height) / 1.5;
|
|
projection = d3.geoOrthographic()
|
|
.scale(globeScale)
|
|
.translate([innerW() / 2, height / 2])
|
|
.rotate([-ctr[0], -ctr[1], 0]);
|
|
}
|
|
initialScale = projection.scale();
|
|
path = d3.geoPath().projection(projection);
|
|
}
|
|
|
|
function zoomed(event, projection, path, scaleExtent, g) {
|
|
const scale = event.transform.k;
|
|
if (projectionType === 'mercator') {
|
|
const containerCenter = [innerW() / 2, height / 2];
|
|
let anchor = containerCenter;
|
|
if (Math.abs(scale - slast) > 1e-3) {
|
|
const geoCoord = projection.invert(anchor);
|
|
// Use baseScale() here instead of innerW()/(2*Math.PI)
|
|
projection.scale(scale * baseScale());
|
|
const newPixel = projection(geoCoord);
|
|
const dxAnchor = anchor[0] - newPixel[0];
|
|
const dyAnchor = anchor[1] - newPixel[1];
|
|
const t = projection.translate();
|
|
projection.translate([t[0] + dxAnchor, t[1] + dyAnchor]);
|
|
clampVertical(projection, maxLat, height);
|
|
} else {
|
|
const newX = event.transform.x;
|
|
const newY = event.transform.y;
|
|
const dx = newX - tlast[0];
|
|
const dy = newY - tlast[1];
|
|
let [longitude] = projection.rotate();
|
|
longitude += 360 * (dx / width) * (scaleExtent[0] / scale);
|
|
projection.rotate([longitude, 0, 0]);
|
|
const t = projection.translate();
|
|
t[1] += dy;
|
|
projection.translate(t);
|
|
clampVertical(projection, maxLat, height);
|
|
}
|
|
}
|
|
else if (projectionType === 'orthographic') {
|
|
// Use the zoom transform's k to compute a new scale,
|
|
// clamping to a maximum factor (here, 2x the initialScale).
|
|
let newScale = scale * initialScale;
|
|
const maxOrthoScale = initialScale * 2;
|
|
if (newScale > maxOrthoScale) newScale = maxOrthoScale;
|
|
if (newScale < initialScale) newScale = initialScale;
|
|
projection.scale(newScale);
|
|
|
|
// Update rotation using the difference between the current and previous transform values.
|
|
const dx = event.transform.x - tlast[0];
|
|
const dy = event.transform.y - tlast[1];
|
|
let [longitude, latitude] = projection.rotate();
|
|
|
|
// we could reduce sensitivity for smoother rotation
|
|
const sensitivity = 0.2;
|
|
longitude += dx * sensitivity;
|
|
latitude -= dy * sensitivity;
|
|
latitude = Math.max(-90, Math.min(90, latitude));
|
|
projection.rotate([longitude, latitude, 0]);
|
|
}
|
|
g.selectAll('path')
|
|
.attr('d', path);
|
|
g.selectAll('.city-marker')
|
|
.attr('cx', function(d) {
|
|
if (!isCityVisible(d.feature.geometry.coordinates)) return -9999;
|
|
var coords = projection(d.feature.geometry.coordinates);
|
|
return coords ? coords[0] : -9999;
|
|
})
|
|
.attr('cy', function(d) {
|
|
if (!isCityVisible(d.feature.geometry.coordinates)) return -9999;
|
|
var coords = projection(d.feature.geometry.coordinates);
|
|
return coords ? coords[1] : -9999;
|
|
})
|
|
.attr('r', function(d) {
|
|
if (!isCityVisible(d.feature.geometry.coordinates)) return 0;
|
|
return citySizeScale ? citySizeScale(d[metric]) : 0;
|
|
});
|
|
tlast = [event.transform.x, event.transform.y];
|
|
slast = scale;
|
|
}
|
|
|
|
function createSVG(selectionElem) {
|
|
const svg = d3.select(selectionElem)
|
|
.append('svg')
|
|
.attr('class', 'map')
|
|
.attr('style', 'display:block; margin:auto;')
|
|
.attr('width', innerW())
|
|
.attr('height', height)
|
|
.lower();
|
|
const g = svg.append('g')
|
|
.attr('transform', 'translate(0,0)');
|
|
|
|
// Use the externally provided projectionType
|
|
setProjection(projectionType);
|
|
// Compute scale extent based on projection type.
|
|
let scaleExtent;
|
|
if (projectionType === 'mercator') {
|
|
// For cellphones (narrow screens), use a fixed scale and limit zoom-out to the initial state.
|
|
if (innerW() < 400) {
|
|
// Here 1 means the initial zoom level (no zoom-out), 6 is arbitrary for max zoom in.
|
|
scaleExtent = [1, 6];
|
|
} else {
|
|
// Otherwise, calculate the base scale from the bounds.
|
|
const bounds = setBounds(projection, maxLat);
|
|
const s = innerW() / (bounds[1][0] - bounds[0][0]);
|
|
scaleExtent = [s, 6 * s];
|
|
}
|
|
} else if (projectionType === 'orthographic') {
|
|
// For orthographic, let d3.zoom use a relative scale factor.
|
|
// The identity transform (k = 1) corresponds to the initialScale,
|
|
// and we allow zooming from 1x to 2x.
|
|
scaleExtent = [1, 2];
|
|
}
|
|
const zoom = d3.zoom()
|
|
.scaleExtent(scaleExtent)
|
|
.on('zoom', event => {
|
|
zoomed(event, projection, path, scaleExtent, g);
|
|
});
|
|
svg.call(zoom);
|
|
return {
|
|
svg,
|
|
g
|
|
};
|
|
}
|
|
|
|
function chart(selectionData) {
|
|
selectionData.each(function(data) {
|
|
const worldData = window.countries110m;
|
|
const countries = topojson.feature(worldData, worldData.objects.countries)
|
|
.features; /* Build a mapping from country names to GeoJSON if needed */
|
|
const countryNameToGeoJson = {};
|
|
countries.forEach(country => {
|
|
countryNameToGeoJson[country.properties.name] = country;
|
|
});
|
|
let svgObj = d3.select(this)
|
|
.select('svg.map');
|
|
let g;
|
|
if (svgObj.empty()) {
|
|
const created = createSVG(this);
|
|
svgObj = created.svg;
|
|
g = created.g;
|
|
} else {
|
|
/* If the SVG already exists, select its group */
|
|
g = svgObj.select('g');
|
|
}
|
|
updateMap(d3.select(this), svgObj, data, countries, countryNameToGeoJson); /* Update sphere in case the projection is orthographic */
|
|
updateSphere(svgObj, g);
|
|
});
|
|
}
|
|
// Getter-setter for metric
|
|
chart.metric = function(_) {
|
|
if (!arguments.length) return metric;
|
|
metric = _;
|
|
return chart;
|
|
};
|
|
// Getter-setter for opts
|
|
chart.opts = function(_) {
|
|
if (!arguments.length) return opts;
|
|
opts = _;
|
|
return chart;
|
|
};
|
|
// Getter-setter for width
|
|
chart.width = function(_) {
|
|
if (!arguments.length) return width;
|
|
width = _;
|
|
return chart;
|
|
};
|
|
// Getter-setter for height
|
|
chart.height = function(_) {
|
|
if (!arguments.length) return height;
|
|
height = _;
|
|
return chart;
|
|
};
|
|
// Getter-setter for projectionType
|
|
chart.projectionType = function(_) {
|
|
if (!arguments.length) return projectionType;
|
|
projectionType = _;
|
|
return chart;
|
|
};
|
|
// Getter-setter for panel name
|
|
chart.panel = function(_) {
|
|
if (!arguments.length) return panelName;
|
|
panelName = _;
|
|
return chart;
|
|
};
|
|
|
|
return chart;
|
|
}
|
|
|
|
function AreaChart(dualYaxis) {
|
|
var opts = {};
|
|
var margin = {
|
|
top : 20,
|
|
right : 50,
|
|
bottom : 40,
|
|
left : 50,
|
|
},
|
|
height = 170,
|
|
nTicks = 10,
|
|
padding = 10,
|
|
width = 760;
|
|
var labels = { x: 'Unnamed', y0: 'Unnamed', y1: 'Unnamed' };
|
|
var format = { x: null, y0: null, y1: null};
|
|
|
|
var xValue = function (d) {
|
|
return d[0];
|
|
},
|
|
yValue0 = function (d) {
|
|
return d[1];
|
|
},
|
|
yValue1 = function (d) {
|
|
return d[2];
|
|
};
|
|
|
|
var xScale = d3.scaleBand();
|
|
var yScale0 = d3.scaleLinear().nice();
|
|
var yScale1 = d3.scaleLinear().nice();
|
|
|
|
var xAxis = d3.axisBottom(xScale)
|
|
.tickFormat(function(d) {
|
|
if (format.x)
|
|
return GoAccess.Util.fmtValue(d, format.x);
|
|
return d;
|
|
});
|
|
|
|
var yAxis0 = d3.axisLeft(yScale0)
|
|
.tickFormat(function(d) {
|
|
return d3.format('.2s')(d);
|
|
});
|
|
|
|
var yAxis1 = d3.axisRight(yScale1)
|
|
.tickFormat(function(d) {
|
|
if (format.y1)
|
|
return GoAccess.Util.fmtValue(d, format.y1);
|
|
return d3.format('.2s')(d);
|
|
});
|
|
|
|
var xGrid = d3.axisBottom(xScale);
|
|
var yGrid = d3.axisLeft(yScale0);
|
|
|
|
var area0 = d3.area()
|
|
.curve(d3.curveMonotoneX)
|
|
.x(X)
|
|
.y0(height)
|
|
.y1(Y0);
|
|
|
|
var area1 = d3.area()
|
|
.curve(d3.curveMonotoneX)
|
|
.x(X)
|
|
.y0(Y1)
|
|
.y1(height);
|
|
|
|
var line0 = d3.line()
|
|
.curve(d3.curveMonotoneX)
|
|
.x(X)
|
|
.y(Y0);
|
|
|
|
var line1 = d3.line()
|
|
.curve(d3.curveMonotoneX)
|
|
.x(X)
|
|
.y(Y1);
|
|
|
|
// The x-accessor for the path generator; xScale xValue.
|
|
function X(d) {
|
|
return (xScale(d[0]) + xScale.bandwidth() / 2);
|
|
}
|
|
|
|
// The x-accessor for the path generator; yScale0 yValue0.
|
|
function Y0(d) {
|
|
return yScale0(d[1]);
|
|
}
|
|
|
|
// The x-accessor for the path generator; yScale0 yValue0.
|
|
function Y1(d) {
|
|
return yScale1(d[2]);
|
|
}
|
|
|
|
function innerW() {
|
|
return width - margin.left - margin.right;
|
|
}
|
|
|
|
function innerH() {
|
|
return height - margin.top - margin.bottom;
|
|
}
|
|
|
|
function getXTicks(data) {
|
|
const domain = xScale.domain();
|
|
if (data.length < nTicks)
|
|
return domain;
|
|
|
|
return d3.range(0, nTicks).map(function(i) {
|
|
const index = Math.floor(i * (domain.length - 1) / (nTicks - 1));
|
|
if (index >= 0 && index < domain.length)
|
|
return domain[index];
|
|
return null;
|
|
});
|
|
}
|
|
|
|
function getYTicks(scale) {
|
|
var domain = scale.domain();
|
|
return d3.range(domain[0], domain[1], Math.ceil(domain[1] / nTicks));
|
|
}
|
|
|
|
// Convert data to standard representation greedily;
|
|
// this is needed for nondeterministic accessors.
|
|
function mapData(data) {
|
|
var _datum = function (d, i) {
|
|
var datum = [xValue.call(data, d, i), yValue0.call(data, d, i)];
|
|
dualYaxis && datum.push(yValue1.call(data, d, i));
|
|
return datum;
|
|
};
|
|
return data.map(function (d, i) {
|
|
return _datum(d, i);
|
|
});
|
|
}
|
|
|
|
function updateScales(data) {
|
|
// Update the x-scale.
|
|
xScale.domain(data.map(function (d) {
|
|
return d[0];
|
|
}))
|
|
.range([0, innerW()]);
|
|
|
|
// Update the y-scale.
|
|
yScale0.domain([0, d3.max(data, function (d) {
|
|
return d[1];
|
|
})])
|
|
.range([innerH(), 0]);
|
|
|
|
// Update the y-scale.
|
|
dualYaxis && yScale1.domain([0, d3.max(data, function (d) {
|
|
return d[2];
|
|
})])
|
|
.range([innerH(), 0]);
|
|
}
|
|
|
|
function toggleOpacity(ele, op) {
|
|
d3.select(ele.parentNode).selectAll('.' + (ele.getAttribute('data-yaxis') == 'y0' ? 'y1' : 'y0')).attr('style', op);
|
|
}
|
|
|
|
function setLegendLabels(svg) {
|
|
// Legend Color
|
|
var rect = svg.selectAll('rect.legend.y0').data([null]);
|
|
|
|
var rectEnter = rect.enter()
|
|
.append('rect')
|
|
.attr('class', 'legend y0')
|
|
.attr('data-yaxis', 'y0')
|
|
.on('mousemove', function(d, i) {
|
|
toggleOpacity(this, 'opacity:0.1');
|
|
})
|
|
.on('mouseleave', function(d, i) {
|
|
toggleOpacity(this, null);
|
|
})
|
|
.attr('y', (height - 15));
|
|
|
|
rectEnter.merge(rect)
|
|
.attr('x', (width / 2) - 100);
|
|
|
|
// Legend Labels
|
|
var text = svg.selectAll('text.legend.y0').data([null]);
|
|
|
|
var textEnter = text.enter()
|
|
.append('text')
|
|
.attr('class', 'legend y0')
|
|
.attr('data-yaxis', 'y0')
|
|
.on('mousemove', function(d, i) {
|
|
toggleOpacity(this, 'opacity:0.1');
|
|
})
|
|
.on('mouseleave', function(d, i) {
|
|
toggleOpacity(this, null);
|
|
})
|
|
.attr('y', (height - 6));
|
|
|
|
textEnter.merge(text)
|
|
.attr('x', (width / 2) - 85)
|
|
.text(labels.y0);
|
|
|
|
if (!dualYaxis)
|
|
return;
|
|
|
|
// Legend Labels
|
|
rect = svg.selectAll('rect.legend.y1').data([null]);
|
|
|
|
var rectEnter = rect.enter()
|
|
.append('rect')
|
|
.attr('class', 'legend y1')
|
|
.attr('data-yaxis', 'y1')
|
|
.on('mousemove', function(d, i) {
|
|
toggleOpacity(this, 'opacity:0.1');
|
|
})
|
|
.on('mouseleave', function(d, i) {
|
|
toggleOpacity(this, null);
|
|
})
|
|
.attr('y', (height - 15));
|
|
|
|
rectEnter.merge(rect)
|
|
.attr('x', (width / 2));
|
|
|
|
// Legend Labels
|
|
text = svg.selectAll('text.legend.y1').data([null]);
|
|
|
|
var textEnter = text.enter()
|
|
.append('text')
|
|
.attr('class', 'legend y1')
|
|
.attr('data-yaxis', 'y1')
|
|
.on('mousemove', function(d, i) {
|
|
toggleOpacity(this, 'opacity:0.1');
|
|
})
|
|
.on('mouseleave', function(d, i) {
|
|
toggleOpacity(this, null);
|
|
})
|
|
.attr('y', (height - 6));
|
|
|
|
textEnter.merge(text)
|
|
.attr('x', (width / 2) + 15)
|
|
.text(labels.y1);
|
|
}
|
|
|
|
function setAxisLabels(svg) {
|
|
// Labels
|
|
svg.selectAll('text.axis-label.y0')
|
|
.data([null])
|
|
.enter()
|
|
.append('text')
|
|
.attr('class', 'axis-label y0')
|
|
.attr('y', 10)
|
|
.attr('x', 53)
|
|
.text(labels.y0);
|
|
|
|
if (!dualYaxis) return;
|
|
|
|
// Labels
|
|
var tEnter = svg.selectAll('text.axis-label.y1')
|
|
.data([null])
|
|
.enter()
|
|
.append('text')
|
|
.attr('class', 'axis-label y1')
|
|
.attr('y', 10)
|
|
.text(labels.y1);
|
|
|
|
dualYaxis && tEnter.attr('x', width - 25);
|
|
}
|
|
|
|
function createSkeleton(svg) {
|
|
const g = svg.append('g');
|
|
|
|
// Lines
|
|
g.append('g')
|
|
.attr('class', 'line line0 y0');
|
|
dualYaxis && g.append('g')
|
|
.attr('class', 'line line1 y1');
|
|
|
|
// Areas
|
|
g.append('g')
|
|
.attr('class', 'area area0 y0');
|
|
dualYaxis && g.append('g')
|
|
.attr('class', 'area area1 y1');
|
|
|
|
// Points
|
|
g.append('g')
|
|
.attr('class', 'points y0');
|
|
dualYaxis && g.append('g')
|
|
.attr('class', 'points y1');
|
|
|
|
// Grid
|
|
g.append('g')
|
|
.attr('class', 'x grid');
|
|
g.append('g')
|
|
.attr('class', 'y grid');
|
|
|
|
// Axis
|
|
g.append('g')
|
|
.attr('class', 'x axis');
|
|
g.append('g')
|
|
.attr('class', 'y0 axis');
|
|
dualYaxis && g.append('g')
|
|
.attr('class', 'y1 axis');
|
|
|
|
// Rects
|
|
g.append('g')
|
|
.attr('class', 'rects');
|
|
|
|
setAxisLabels(svg);
|
|
setLegendLabels(svg);
|
|
|
|
// Mouseover line
|
|
g.append('line')
|
|
.attr('y2', innerH())
|
|
.attr('y1', 0)
|
|
.attr('class', 'indicator');
|
|
}
|
|
|
|
function pathLen(d) {
|
|
return d.node().getTotalLength();
|
|
}
|
|
|
|
function addLine(g, data, line, cName) {
|
|
// Update the line path.
|
|
var path = g.select('g.' + cName).selectAll('path.' + cName).data([data]);
|
|
|
|
// enter
|
|
var pathEnter = path.enter()
|
|
.append('svg:path')
|
|
.attr('d', line)
|
|
.attr('class', cName)
|
|
.attr('stroke-dasharray', function(d) {
|
|
var pl = pathLen(d3.select(this));
|
|
return pl + ' ' + pl;
|
|
})
|
|
.attr('stroke-dashoffset', function(d) {
|
|
return pathLen(d3.select(this));
|
|
});
|
|
|
|
// update
|
|
pathEnter.merge(path)
|
|
.attr('d', line)
|
|
.transition()
|
|
.attr('stroke-dasharray', function(d) {
|
|
var pl = pathLen(d3.select(this));
|
|
return pl + ' ' + pl;
|
|
})
|
|
.duration(2000)
|
|
.attr('stroke-dashoffset', 0);
|
|
|
|
// remove elements
|
|
path.exit().remove();
|
|
|
|
}
|
|
|
|
function addArea(g, data, cb, cName) {
|
|
// Update the area path.
|
|
var area = g.select('g.' + cName).selectAll('path.' + cName)
|
|
.data([data]);
|
|
|
|
var areaEnter = area.enter()
|
|
.append('svg:path')
|
|
.attr('class', cName);
|
|
|
|
areaEnter.merge(area)
|
|
.attr('d', cb);
|
|
|
|
// remove elements
|
|
area.exit().remove();
|
|
}
|
|
|
|
// Update the area path and lines.
|
|
function addAreaLines(g, data) {
|
|
// Update the area path.
|
|
addArea(g, data, area0.y0(yScale0.range()[0]), 'area0');
|
|
// Update the line path.
|
|
addLine(g, data, line0, 'line0');
|
|
// Update the area path.
|
|
addArea(g, data, area1.y1(yScale1.range()[0]), 'area1');
|
|
// Update the line path.
|
|
addLine(g, data, line1, 'line1');
|
|
}
|
|
|
|
// Update chart points
|
|
function addPoints(g, data) {
|
|
var radius = data.length > 100 ? 1 : 2.5;
|
|
|
|
var points = g.select('g.points.y0').selectAll('circle.point').data(data);
|
|
|
|
var pointsEnter = points.enter()
|
|
.append('svg:circle')
|
|
.attr('r', radius)
|
|
.attr('class', 'point');
|
|
|
|
pointsEnter.merge(points)
|
|
.attr('cx', function(d) {
|
|
return (xScale(d[0]) + xScale.bandwidth() / 2);
|
|
})
|
|
.attr('cy', function(d) {
|
|
return yScale0(d[1]);
|
|
});
|
|
|
|
// remove elements
|
|
points.exit().remove();
|
|
|
|
if (!dualYaxis)
|
|
return;
|
|
|
|
points = g.select('g.points.y1').selectAll('circle.point').data(data);
|
|
|
|
pointsEnter = points.enter()
|
|
.append('svg:circle')
|
|
.attr('r', radius)
|
|
.attr('class', 'point');
|
|
|
|
pointsEnter.merge(points)
|
|
.attr('cx', function(d) {
|
|
return (xScale(d[0]) + xScale.bandwidth() / 2);
|
|
})
|
|
.attr('cy', function(d) {
|
|
return yScale1(d[2]);
|
|
});
|
|
|
|
// remove elements
|
|
points.exit().remove();
|
|
}
|
|
|
|
function addAxis(g, data) {
|
|
var xTicks = getXTicks(data);
|
|
var tickDistance = xTicks.length > 1 ? (xScale(xTicks[1]) - xScale(xTicks[0])) : innerW();
|
|
var labelW = tickDistance - padding;
|
|
|
|
// Update the x-axis.
|
|
g.select('.x.axis')
|
|
.attr('transform', 'translate(0,' + yScale0.range()[0] + ')')
|
|
.call(xAxis.tickValues(xTicks))
|
|
.selectAll(".tick text")
|
|
.call(truncate, labelW > 0 ? labelW : innerW());
|
|
|
|
// Update the y0-axis.
|
|
g.select('.y0.axis')
|
|
.call(yAxis0.tickValues(getYTicks(yScale0)));
|
|
|
|
if (!dualYaxis)
|
|
return;
|
|
|
|
// Update the y1-axis.
|
|
g.select('.y1.axis')
|
|
.attr('transform', 'translate(' + innerW() + ', 0)')
|
|
.call(yAxis1.tickValues(getYTicks(yScale1)));
|
|
}
|
|
|
|
// Update the X-Y grid.
|
|
function addGrid(g, data) {
|
|
g.select('.x.grid')
|
|
.attr('transform', 'translate(0,' + yScale0.range()[0] + ')')
|
|
.call(xGrid
|
|
.tickValues(getXTicks(data))
|
|
.tickSize(-innerH(), 0, 0)
|
|
.tickSizeOuter(0)
|
|
.tickFormat('')
|
|
);
|
|
|
|
g.select('.y.grid')
|
|
.call(yGrid
|
|
.tickValues(getYTicks(yScale0))
|
|
.tickSize(-innerW(), 0)
|
|
.tickSizeOuter(0)
|
|
.tickFormat('')
|
|
);
|
|
}
|
|
|
|
function formatTooltip(data) {
|
|
var d = data.slice(0);
|
|
|
|
d[0] = (format.x) ? GoAccess.Util.fmtValue(d[0], format.x) : d[0];
|
|
d[1] = (format.y0) ? GoAccess.Util.fmtValue(d[1], format.y0) : d3.format(',')(d[1]);
|
|
dualYaxis && (d[2] = (format.y1) ? GoAccess.Util.fmtValue(d[2], format.y1) : d3.format(',')(d[2]));
|
|
|
|
var template = d3.select('#tpl-chart-tooltip').html();
|
|
return Hogan.compile(template).render({
|
|
'data': d
|
|
});
|
|
}
|
|
|
|
function mouseover(event, selection, data) {
|
|
var tooltip = selection.select('.chart-tooltip-wrap');
|
|
tooltip.html(formatTooltip(data))
|
|
.style('left', X(data) + 'px')
|
|
.style('top', (d3.pointer(event)[1] + 10) + 'px')
|
|
.style('display', 'block');
|
|
|
|
selection.select('line.indicator')
|
|
.style('display', 'block')
|
|
.attr('transform', 'translate(' + X(data) + ',' + 0 + ')');
|
|
}
|
|
|
|
function mouseout(selection, g) {
|
|
var tooltip = selection.select('.chart-tooltip-wrap');
|
|
tooltip.style('display', 'none');
|
|
|
|
g.select('line.indicator').style('display', 'none');
|
|
}
|
|
|
|
function addRects(selection, g, data) {
|
|
var w = (innerW() / data.length);
|
|
|
|
var rects = g.select('g.rects').selectAll('rect').data(data);
|
|
|
|
var rectsEnter = rects.enter()
|
|
.append('svg:rect')
|
|
.attr('height', innerH())
|
|
.attr('class', 'point');
|
|
|
|
rectsEnter.merge(rects)
|
|
.attr('width', w)
|
|
.attr('x', function(d, i) {
|
|
return (w * i);
|
|
})
|
|
.attr('y', 0)
|
|
.on('mousemove', function(event) {
|
|
mouseover(event, selection, d3.select(this).datum());
|
|
})
|
|
.on('mouseleave', function(event) {
|
|
mouseout(selection, g);
|
|
});
|
|
|
|
// remove elements
|
|
rects.exit().remove();
|
|
}
|
|
|
|
function chart(selection) {
|
|
selection.each(function (data) {
|
|
// normalize data
|
|
data = mapData(data);
|
|
// updates X-Y scales
|
|
updateScales(data);
|
|
|
|
// select the SVG element, if it exists
|
|
let svg = d3.select(this).select('svg');
|
|
|
|
// if the SVG element doesn't exist, create it
|
|
if (svg.empty()) {
|
|
svg = d3.select(this).append('svg').attr('width', width).attr('height', height);
|
|
createSkeleton(svg);
|
|
}
|
|
|
|
// Update the inner dimensions.
|
|
var g = svg.select('g')
|
|
.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
|
|
// Add grid
|
|
addGrid(g, data);
|
|
// Add chart lines and areas
|
|
addAreaLines(g, data);
|
|
// Add chart points
|
|
addPoints(g, data);
|
|
// Add axis
|
|
addAxis(g, data);
|
|
// Add rects
|
|
addRects(selection, g, data);
|
|
});
|
|
}
|
|
|
|
chart.opts = function (_) {
|
|
if (!arguments.length) return opts;
|
|
opts = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.format = function (_) {
|
|
if (!arguments.length) return format;
|
|
format = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.labels = function (_) {
|
|
if (!arguments.length) return labels;
|
|
labels = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.margin = function (_) {
|
|
if (!arguments.length) return margin;
|
|
margin = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.width = function (_) {
|
|
if (!arguments.length) return width;
|
|
width = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.height = function (_) {
|
|
if (!arguments.length) return height;
|
|
height = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.x = function (_) {
|
|
if (!arguments.length) return xValue;
|
|
xValue = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.y0 = function (_) {
|
|
if (!arguments.length) return yValue0;
|
|
yValue0 = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.y1 = function (_) {
|
|
if (!arguments.length) return yValue1;
|
|
yValue1 = _;
|
|
return chart;
|
|
};
|
|
|
|
return chart;
|
|
}
|
|
|
|
function BarChart(dualYaxis) {
|
|
var opts = {};
|
|
var margin = {
|
|
top : 20,
|
|
right : 50,
|
|
bottom : 40,
|
|
left : 50,
|
|
},
|
|
height = 170,
|
|
nTicks = 10,
|
|
padding = 10,
|
|
width = 760;
|
|
var labels = { x: 'Unnamed', y0: 'Unnamed', y1: 'Unnamed' };
|
|
var format = { x: null, y0: null, y1: null};
|
|
|
|
var xValue = function (d) {
|
|
return d[0];
|
|
},
|
|
yValue0 = function (d) {
|
|
return d[1];
|
|
},
|
|
yValue1 = function (d) {
|
|
return d[2];
|
|
};
|
|
|
|
var xScale = d3.scaleBand()
|
|
.paddingInner(0.1)
|
|
.paddingOuter(0.1);
|
|
var yScale0 = d3.scaleLinear().nice();
|
|
var yScale1 = d3.scaleLinear().nice();
|
|
|
|
var xAxis = d3.axisBottom(xScale)
|
|
.tickFormat(function (d) {
|
|
if (format.x)
|
|
return GoAccess.Util.fmtValue(d, format.x);
|
|
return d;
|
|
});
|
|
|
|
var yAxis0 = d3.axisLeft(yScale0)
|
|
.tickFormat(function (d) {
|
|
return d3.format('.2s')(d);
|
|
});
|
|
|
|
var yAxis1 = d3.axisRight(yScale1)
|
|
.tickFormat(function (d) {
|
|
if (format.y1)
|
|
return GoAccess.Util.fmtValue(d, format.y1);
|
|
return d3.format('.2s')(d);
|
|
});
|
|
|
|
var xGrid = d3.axisBottom(xScale);
|
|
var yGrid = d3.axisLeft(yScale0);
|
|
|
|
function innerW() {
|
|
return width - margin.left - margin.right;
|
|
}
|
|
|
|
function innerH() {
|
|
return height - margin.top - margin.bottom;
|
|
}
|
|
|
|
function getXTicks(data) {
|
|
const domain = xScale.domain();
|
|
if (data.length < nTicks)
|
|
return domain;
|
|
|
|
return d3.range(0, nTicks).map(function(i) {
|
|
const index = Math.floor(i * (domain.length - 1) / (nTicks - 1));
|
|
if (index >= 0 && index < domain.length)
|
|
return domain[index];
|
|
return null;
|
|
});
|
|
}
|
|
|
|
function getYTicks(scale) {
|
|
var domain = scale.domain();
|
|
return d3.range(domain[0], domain[1], Math.ceil(domain[1] / nTicks));
|
|
}
|
|
|
|
// The x-accessor for the path generator; xScale - xValue.
|
|
function X(d) {
|
|
return (xScale(d[0]) + xScale.bandwidth() / 2);
|
|
}
|
|
|
|
// Convert data to standard representation greedily;
|
|
// this is needed for nondeterministic accessors.
|
|
function mapData(data) {
|
|
var _datum = function (d, i) {
|
|
var datum = [xValue.call(data, d, i), yValue0.call(data, d, i)];
|
|
dualYaxis && datum.push(yValue1.call(data, d, i));
|
|
return datum;
|
|
};
|
|
return data.map(function (d, i) {
|
|
return _datum(d, i);
|
|
});
|
|
}
|
|
|
|
function updateScales(data) {
|
|
// Update the x-scale.
|
|
xScale.domain(data.map(function (d) {
|
|
return d[0];
|
|
}))
|
|
.range([0, innerW()]);
|
|
|
|
// Update the y-scale.
|
|
yScale0.domain([0, d3.max(data, function (d) {
|
|
return d[1];
|
|
})])
|
|
.range([innerH(), 0]);
|
|
|
|
// Update the y-scale.
|
|
// If all values are [0, 0]. This can cause issues when drawing the
|
|
// chart because all values passed to the scale will be mapped to the
|
|
// same value in the range, thus + 0.1 e.g., Not Found visitors.
|
|
dualYaxis && yScale1.domain([0, d3.max(data, function (d) {
|
|
return d[2];
|
|
}) + 0.1])
|
|
.range([innerH(), 0]);
|
|
}
|
|
|
|
function toggleOpacity(ele, op) {
|
|
d3.select(ele.parentNode).selectAll('.' + (ele.getAttribute('data-yaxis') == 'y0' ? 'y1' : 'y0')).attr('style', op);
|
|
}
|
|
|
|
function setLegendLabels(svg) {
|
|
// Legend Color
|
|
var rect = svg.selectAll('rect.legend.y0').data([null]);
|
|
|
|
var rectEnter = rect.enter()
|
|
.append('rect')
|
|
.attr('class', 'legend y0')
|
|
.attr('data-yaxis', 'y0')
|
|
.on('mousemove', function(d, i) {
|
|
toggleOpacity(this, 'opacity:0.1');
|
|
})
|
|
.on('mouseleave', function(d, i) {
|
|
toggleOpacity(this, null);
|
|
})
|
|
.attr('y', (height - 15));
|
|
|
|
rectEnter.merge(rect)
|
|
.attr('x', (width / 2) - 100);
|
|
|
|
// Legend Labels
|
|
var text = svg.selectAll('text.legend.y0').data([null]);
|
|
|
|
var textEnter = text.enter()
|
|
.append('text')
|
|
.attr('class', 'legend y0')
|
|
.attr('data-yaxis', 'y0')
|
|
.on('mousemove', function(d, i) {
|
|
toggleOpacity(this, 'opacity:0.1');
|
|
})
|
|
.on('mouseleave', function(d, i) {
|
|
toggleOpacity(this, null);
|
|
})
|
|
.attr('y', (height - 6));
|
|
|
|
textEnter.merge(text)
|
|
.attr('x', (width / 2) - 85)
|
|
.text(labels.y0);
|
|
|
|
if (!dualYaxis)
|
|
return;
|
|
|
|
// Legend Labels
|
|
rect = svg.selectAll('rect.legend.y1').data([null]);
|
|
|
|
var rectEnter = rect.enter()
|
|
.append('rect')
|
|
.attr('class', 'legend y1')
|
|
.attr('data-yaxis', 'y1')
|
|
.on('mousemove', function(d, i) {
|
|
toggleOpacity(this, 'opacity:0.1');
|
|
})
|
|
.on('mouseleave', function(d, i) {
|
|
toggleOpacity(this, null);
|
|
})
|
|
.attr('y', (height - 15));
|
|
|
|
rectEnter.merge(rect)
|
|
.attr('x', (width / 2));
|
|
|
|
// Legend Labels
|
|
text = svg.selectAll('text.legend.y1').data([null]);
|
|
|
|
var textEnter = text.enter()
|
|
.append('text')
|
|
.attr('class', 'legend y1')
|
|
.attr('data-yaxis', 'y1')
|
|
.on('mousemove', function(d, i) {
|
|
toggleOpacity(this, 'opacity:0.1');
|
|
})
|
|
.on('mouseleave', function(d, i) {
|
|
toggleOpacity(this, null);
|
|
})
|
|
.attr('y', (height - 6));
|
|
|
|
textEnter.merge(text)
|
|
.attr('x', (width / 2) + 15)
|
|
.text(labels.y1);
|
|
}
|
|
|
|
function setAxisLabels(svg) {
|
|
// Labels
|
|
svg.selectAll('text.axis-label.y0')
|
|
.data([null])
|
|
.enter()
|
|
.append('text')
|
|
.attr('class', 'axis-label y0')
|
|
.attr('y', 10)
|
|
.attr('x', 53)
|
|
.text(labels.y0);
|
|
|
|
if (!dualYaxis) return;
|
|
|
|
// Labels
|
|
var tEnter = svg.selectAll('text.axis-label.y1')
|
|
.data([null])
|
|
.enter()
|
|
.append('text')
|
|
.attr('class', 'axis-label y1')
|
|
.attr('y', 10)
|
|
.text(labels.y1);
|
|
|
|
dualYaxis && tEnter.attr('x', width - 25);
|
|
}
|
|
|
|
function createSkeleton(svg) {
|
|
const g = svg.append('g');
|
|
|
|
// Grid
|
|
g.append('g')
|
|
.attr('class', 'x grid');
|
|
g.append('g')
|
|
.attr('class', 'y grid');
|
|
|
|
// Axis
|
|
g.append('g')
|
|
.attr('class', 'x axis');
|
|
g.append('g')
|
|
.attr('class', 'y0 axis');
|
|
dualYaxis && g.append('g')
|
|
.attr('class', 'y1 axis');
|
|
|
|
// Bars
|
|
g.append('g')
|
|
.attr('class', 'bars y0');
|
|
dualYaxis && g.append('g')
|
|
.attr('class', 'bars y1');
|
|
|
|
// Rects
|
|
g.append('g')
|
|
.attr('class', 'rects');
|
|
|
|
setAxisLabels(svg);
|
|
setLegendLabels(svg);
|
|
|
|
// Mouseover line
|
|
g.append('line')
|
|
.attr('y2', innerH())
|
|
.attr('y1', 0)
|
|
.attr('class', 'indicator');
|
|
}
|
|
|
|
// Update the area path and lines.
|
|
function addBars(g, data) {
|
|
var bars = g.select('g.bars.y0').selectAll('rect.bar').data(data);
|
|
|
|
// enter
|
|
var enter = bars.enter()
|
|
.append('svg:rect')
|
|
.attr('class', 'bar')
|
|
.attr('height', 0)
|
|
.attr('width', function (d, i) { return xScale.bandwidth() / 2; })
|
|
.attr('x', function (d, i) { return xScale(d[0]); })
|
|
.attr('y', function (d, i) { return innerH(); });
|
|
|
|
// update
|
|
bars.merge(enter)
|
|
.attr('width', xScale.bandwidth() / 2)
|
|
.attr('x', function (d) { return xScale(d[0]); })
|
|
.transition()
|
|
.delay(function (d, i) { return i / data.length * 1000; })
|
|
.duration(500)
|
|
.attr('height', function (d, i) { return innerH() - yScale0(d[1]); })
|
|
.attr('y', function (d, i) { return yScale0(d[1]); });
|
|
// remove elements
|
|
bars.exit().remove();
|
|
|
|
if (!dualYaxis)
|
|
return;
|
|
|
|
bars = g.select('g.bars.y1').selectAll('rect.bar').data(data);
|
|
// enter
|
|
enter = bars.enter()
|
|
.append('svg:rect')
|
|
.attr('class', 'bar')
|
|
.attr('height', 0)
|
|
.attr('width', function (d, i) { return xScale.bandwidth() / 2; })
|
|
.attr('x', function (d) { return (xScale(d[0]) + xScale.bandwidth() / 2); })
|
|
.attr('y', function (d, i) { return innerH(); });
|
|
// update
|
|
bars.merge(enter)
|
|
.attr('width', xScale.bandwidth() / 2)
|
|
.attr('x', function (d) { return (xScale(d[0]) + xScale.bandwidth() / 2); })
|
|
.transition()
|
|
.delay(function (d, i) { return i / data.length * 1000; })
|
|
.duration(500)
|
|
.attr('height', function (d, i) { return innerH() - yScale1(d[2]); })
|
|
.attr('y', function (d, i) { return yScale1(d[2]); });
|
|
// remove elements
|
|
bars.exit().remove();
|
|
}
|
|
|
|
function addAxis(g, data) {
|
|
var xTicks = getXTicks(data);
|
|
var tickDistance = xTicks.length > 1 ? (xScale(xTicks[1]) - xScale(xTicks[0])) : innerW();
|
|
var labelW = tickDistance - padding;
|
|
|
|
// Update the x-axis.
|
|
g.select('.x.axis')
|
|
.attr('transform', 'translate(0,' + yScale0.range()[0] + ')')
|
|
.call(xAxis.tickValues(xTicks))
|
|
.selectAll(".tick text")
|
|
.call(truncate, labelW > 0 ? labelW : innerW());
|
|
|
|
// Update the y0-axis.
|
|
g.select('.y0.axis')
|
|
.call(yAxis0.tickValues(getYTicks(yScale0)));
|
|
|
|
if (!dualYaxis)
|
|
return;
|
|
|
|
// Update the y1-axis.
|
|
g.select('.y1.axis')
|
|
.attr('transform', 'translate(' + innerW() + ', 0)')
|
|
.call(yAxis1.tickValues(getYTicks(yScale1)));
|
|
}
|
|
|
|
// Update the X-Y grid.
|
|
function addGrid(g, data) {
|
|
g.select('.x.grid')
|
|
.attr('transform', 'translate(0,' + yScale0.range()[0] + ')')
|
|
.call(xGrid
|
|
.tickValues(getXTicks(data))
|
|
.tickSize(-innerH(), 0, 0)
|
|
.tickSizeOuter(0)
|
|
.tickFormat('')
|
|
);
|
|
|
|
g.select('.y.grid')
|
|
.call(yGrid
|
|
.tickValues(getYTicks(yScale0))
|
|
.tickSize(-innerW(), 0)
|
|
.tickSizeOuter(0)
|
|
.tickFormat('')
|
|
);
|
|
}
|
|
|
|
function formatTooltip(data) {
|
|
var d = data.slice(0);
|
|
|
|
d[0] = (format.x) ? GoAccess.Util.fmtValue(d[0], format.x) : d[0];
|
|
d[1] = (format.y0) ? GoAccess.Util.fmtValue(d[1], format.y0) : d3.format(',')(d[1]);
|
|
dualYaxis && (d[2] = (format.y1) ? GoAccess.Util.fmtValue(d[2], format.y1) : d3.format(',')(d[2]));
|
|
|
|
var template = d3.select('#tpl-chart-tooltip').html();
|
|
return Hogan.compile(template).render({
|
|
'data': d
|
|
});
|
|
}
|
|
|
|
function mouseover(event, selection, data) {
|
|
var tooltip = selection.select('.chart-tooltip-wrap');
|
|
tooltip.html(formatTooltip(data))
|
|
.style('left', X(data) + 'px')
|
|
.style('top', (d3.pointer(event)[1] + 10) + 'px')
|
|
.style('display', 'block');
|
|
|
|
selection.select('line.indicator')
|
|
.style('display', 'block')
|
|
.attr('transform', 'translate(' + X(data) + ',' + 0 + ')');
|
|
}
|
|
|
|
function mouseout(selection, g) {
|
|
var tooltip = selection.select('.chart-tooltip-wrap');
|
|
tooltip.style('display', 'none');
|
|
|
|
g.select('line.indicator').style('display', 'none');
|
|
}
|
|
|
|
function addRects(selection, g, data) {
|
|
var w = (innerW() / data.length);
|
|
|
|
var rects = g.select('g.rects').selectAll('rect').data(data);
|
|
|
|
var rectsEnter = rects.enter()
|
|
.append('svg:rect')
|
|
.attr('height', innerH())
|
|
.attr('class', 'point');
|
|
|
|
rectsEnter.merge(rects)
|
|
.attr('width', w)
|
|
.attr('x', function(d, i) {
|
|
return (w * i);
|
|
})
|
|
.attr('y', 0)
|
|
.on('mousemove', function(event) {
|
|
mouseover(event, selection, d3.select(this).datum());
|
|
})
|
|
.on('mouseleave', function(event) {
|
|
mouseout(selection, g);
|
|
});
|
|
|
|
// remove elements
|
|
rects.exit().remove();
|
|
}
|
|
|
|
function chart(selection) {
|
|
selection.each(function (data) {
|
|
// normalize data
|
|
data = mapData(data);
|
|
// updates X-Y scales
|
|
updateScales(data);
|
|
|
|
// select the SVG element, if it exists
|
|
let svg = d3.select(this).select('svg');
|
|
|
|
// if the SVG element doesn't exist, create it
|
|
if (svg.empty()) {
|
|
svg = d3.select(this).append('svg').attr('width', width).attr('height', height);
|
|
createSkeleton(svg);
|
|
}
|
|
|
|
// Update the inner dimensions.
|
|
var g = svg.select('g')
|
|
.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
|
|
// Add grid
|
|
addGrid(g, data);
|
|
// Add axis
|
|
addAxis(g, data);
|
|
// Add chart lines and areas
|
|
addBars(g, data);
|
|
// Add rects
|
|
addRects(selection, g, data);
|
|
});
|
|
}
|
|
|
|
chart.opts = function (_) {
|
|
if (!arguments.length) return opts;
|
|
opts = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.format = function (_) {
|
|
if (!arguments.length) return format;
|
|
format = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.labels = function (_) {
|
|
if (!arguments.length) return labels;
|
|
labels = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.width = function (_) {
|
|
if (!arguments.length) return width;
|
|
width = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.height = function (_) {
|
|
if (!arguments.length) return height;
|
|
height = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.x = function (_) {
|
|
if (!arguments.length) return xValue;
|
|
xValue = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.y0 = function (_) {
|
|
if (!arguments.length) return yValue0;
|
|
yValue0 = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.y1 = function (_) {
|
|
if (!arguments.length) return yValue1;
|
|
yValue1 = _;
|
|
return chart;
|
|
};
|
|
|
|
return chart;
|
|
}
|