296 lines
8.9 KiB
JavaScript
296 lines
8.9 KiB
JavaScript
/**
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* Statistic
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* Belongs to LocalCDN (since 2020-02-26)
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*
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* @author nobody
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* @since 2020-02-26
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*
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* @license MPL 2.0
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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'use strict';
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/**
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* Statistic
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*/
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let statistics = {};
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/**
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* Private Methods
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*/
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statistics._onDocumentLoaded = function () {
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helpers.insertI18nContentIntoDocument(document);
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helpers.insertI18nTitlesIntoDocument(document);
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chrome.storage.local.get([Setting.DEFAULT_RANGE_STATISTIC], function (items) {
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statistics._dateUnit = items.defaultRangeStatistic || 'week';
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document.getElementById('date-range').value = statistics._dateUnit;
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statistics._setDateRange();
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statistics._registerListener();
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statistics._getStatistics().then(statistics._renderContents);
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});
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};
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statistics._renderContents = function () {
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statistics._filterAndSortData();
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statistics._determineInjections();
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statistics._clearTables();
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statistics._determineInjections();
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statistics._generateTable(statistics._dataSortedCDNs, 'cdns');
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statistics._generateTable(statistics._dataSortedFrameworks, 'frameworks');
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};
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statistics._generateTable = function (data, type) {
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let arr = Object.values(data);
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if (arr.length === 0) {
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arr = [['no data', '-']];
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}
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for (const value of arr) {
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let row, keyColumn, valueColumn;
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row = document.createElement('tr');
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keyColumn = document.createElement('td');
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keyColumn.appendChild(statistics._displayNameOfFramework(value[0], type));
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row.appendChild(keyColumn);
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valueColumn = document.createElement('td');
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valueColumn.appendChild(document.createTextNode(value[1]));
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row.appendChild(valueColumn);
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document.getElementById(`tbody-${type}`).appendChild(row);
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}
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};
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statistics._filterAndSortData = function () {
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let tmpCDNs, tmpFrameworks;
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tmpCDNs = {};
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tmpFrameworks = {};
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// Purge
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statistics._dataSortedCDNs = {};
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statistics._dataSortedFrameworks = {};
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statistics._dateRange.forEach(function (entry) {
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if (entry in statistics._data) {
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statistics._mergeObjects(statistics._data[entry]['cdns'], tmpCDNs);
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statistics._mergeObjects(statistics._data[entry]['frameworks'], tmpFrameworks);
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}
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});
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statistics._dataSortedCDNs = Object.entries(tmpCDNs).sort((a, b) => b[1] - a[1]);
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statistics._dataSortedFrameworks = Object.entries(tmpFrameworks).sort((a, b) => b[1] - a[1]);
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};
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statistics._mergeObjects = function (obj, arr) {
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for (let [key, value] of Object.entries(obj)) {
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let domain, bundle;
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domain = key;
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bundle = targets.determineBundle(domain);
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if (bundle !== '') {
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bundle = domain.split('/');
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domain = `${bundle[0]}/${bundle[1]}/${bundle[2]}/`;
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}
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// If CDN/Framework exists, add it, otherwise create new one
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if (arr[domain]) {
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arr[domain] += value;
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} else {
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arr[domain] = value;
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}
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}
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};
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statistics._setDateRange = function () {
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let today, from, days, type;
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today = new Date();
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from = new Date();
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type = statistics._dateUnit;
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// Purge
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statistics._dateRange = [];
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if (type === 'week') {
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days = 7;
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} else if (type === 'month') {
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days = 30;
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} else if (type === 'year') {
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days = 365;
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} else if (type === 'all') {
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days = statistics._daysSinceYearOfRelease();
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} else {
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statistics._dateRange = [new Date().toISOString().slice(0, 10)];
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}
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if (days > 1) {
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for (let i = 0; i < days; i++) {
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let diff, day;
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// NOTE: setDate/getDate is buggy over day/month/year boundaries
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diff = 24 * 3600000 * i;
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day = from.setTime(today.getTime() - diff);
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statistics._dateRange.push(new Date(day).toISOString().slice(0, 10));
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}
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}
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statistics._renderContents();
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};
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statistics._determineInjections = function () {
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// NOTE: Differences between CDNs and frameworks possible.
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// CDN can be contacted without loading a framework.
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let sum, days, avg;
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sum = 0;
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days = 0;
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statistics._dataOverview = [];
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statistics._dateRange.forEach(function (entry) {
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if (entry in statistics._data) {
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for (const value of Object.values(statistics._data[entry]['frameworks'])) {
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sum += parseFloat(value);
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}
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days++;
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}
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});
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avg = sum / days > 0 ? sum / days : 0;
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avg = Math.round((avg + Number.EPSILON) * 100) / 100;
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document.getElementById('avg-quantity').textContent = isNaN(avg) ? '-' : helpers.formatNumber(avg);
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document.getElementById('quantity-injected-frameworks').textContent = isNaN(sum) ? '-' : sum;
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};
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statistics._getStatistics = function () {
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return new Promise((resolve) => {
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chrome.storage.local.get([Setting.INTERNAL_STATISTICS_DATA], function (items) {
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statistics._data = items.internalStatisticsData;
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resolve();
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});
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});
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};
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statistics._clearTables = function () {
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const tbody = document.querySelectorAll('tbody');
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tbody.forEach((table) => {
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while (table.hasChildNodes()) {
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table.removeChild(table.firstChild);
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}
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});
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};
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statistics._displayNameOfFramework = function (str, type) {
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// Is used in generateTable(), but should only be used for frameworks
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if (type === 'frameworks' && str !== 'no data') {
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let filename, line, lbName, lbVersion, version;
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// Create elements
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line = document.createElement('p');
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lbName = document.createElement('span');
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lbVersion = document.createElement('span');
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filename = helpers.extractFilenameFromPath(str);
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filename = targets.determineResourceName(filename);
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if (filename === 'Unknown') {
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filename = targets.determineBundle(str);
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if (filename === '' && str.startsWith('resources/font-awesome/')) {
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filename = 'Font Awesome (Fonts)';
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} else if (str === 'resources/google-charts/loader.jsm') {
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filename = 'Google Charts';
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} else if (str === 'resources/fontawesome/5.15.1/css/v4-shims.css') {
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filename = 'Font Awesome (Shim)';
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} else if (str === 'resources/twitter-bootstrap/fonts/') {
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filename = 'Bootstrap (Fonts)';
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} else if (str.length === 0) {
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console.warn(`[LocalCDN] Missing path: ${str}`);
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}
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}
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version = str.match(Resource.VERSION_EXPRESSION);
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if (version !== null && version.length > 0) {
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version = version[0] === 'latest' ? version[0] : `v${version[0]}`;
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} else {
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version = '';
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console.log(`[LocalCDN] Missing version: ${str}`);
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}
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lbName.appendChild(document.createTextNode(filename));
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lbVersion.appendChild(document.createTextNode(version));
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lbVersion.classList.add('version');
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line.appendChild(lbName);
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line.appendChild(lbVersion);
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return line;
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}
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// If type is CDN
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return document.createTextNode(str);
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};
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statistics._handlerDateRange = function ({target}) {
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let type = target.value;
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if (type === 'day' || type === 'week' || type === 'month' || type === 'year' || type === 'all') {
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statistics._dateUnit = type;
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statistics._saveDefaultRange(type);
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} else if (type === 'delete') {
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statistics._deleteStatistic();
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}
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statistics._getStatistics().then(statistics._setDateRange);
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};
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statistics._deleteStatistic = function () {
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let text = chrome.i18n.getMessage('dialogConfirmDeleteStatistics');
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if (confirm(text)) {
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chrome.storage.local.set({
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[Setting.INTERNAL_STATISTICS_DATA]: {}
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});
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chrome.runtime.sendMessage({'topic': 'statistic:delete'});
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}
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};
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statistics._saveDefaultRange = function (value) {
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chrome.storage.local.set({
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[Setting.DEFAULT_RANGE_STATISTIC]: value
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});
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};
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statistics._registerListener = function () {
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document.getElementById('date-range').addEventListener('change', statistics._handlerDateRange);
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document.getElementById('btn-delete').addEventListener('click', function () {
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statistics._handlerDateRange({'target': {'value': 'delete'}});
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});
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};
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statistics._daysSinceYearOfRelease = function () {
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let timeDifference, millisecondsPerDay;
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timeDifference = new Date() - new Date('2020-01-01');
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millisecondsPerDay = 24 * 60 * 60 * 1000;
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return Math.floor(timeDifference / millisecondsPerDay);
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};
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/**
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* Initializations
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*/
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statistics._data = {};
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statistics._dataSortedCDNs = {};
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statistics._dataSortedFrameworks = {};
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statistics._dataOverview = [];
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statistics._dateRange = [];
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statistics._dateUnit = 'week';
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document.addEventListener('DOMContentLoaded', statistics._onDocumentLoaded);
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