Implemented statistics page (#74)

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nobody 2020-08-08 07:27:02 +02:00
parent b9967d21b6
commit f397b81c4e
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body {
font-family: 'Noto Sans', Arial, sans-serif;
text-align: center;
}
table {
margin-left: auto;
margin-right: auto;
border-spacing: 0;
padding-bottom: 30px;
}
td:first-child {
text-align: left;
min-width: 300px;
}
td {
border-top: 1px solid #888;
min-width: 50px;
}
th:first-child {
text-align: left;
}
#all-injections, #tbl-statistics-cdns, #tbl-statistics-frameworks {
display: none;
}

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<!DOCTYPE html>
<html>
<head>
<title>LocalCDN Statistics</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta charset="utf-8" />
<link rel="stylesheet" type="text/css" href="statistics.css">
<link rel="stylesheet" type="text/css" href="../base.css">
<link rel="stylesheet" type="text/css" href="../style.css">
</head>
<body>
<script src="../../modules/internal/helpers.js"></script>
<script src="../../core/constants.js"></script>
<script src="statistics.js"></script>
<h1>Statistic</h1>
<div id="btn-statistics" class="content">
<button id="btn-day" type="button" data-option="day">1 Day</button>
<button id="btn-week" type="button" data-option="week">1 Week</button>
<button id="btn-month" type="button" data-option="month">1 Month</button>
<button id="btn-year" type="button" data-option="year">1 Year</button>
<button id="btn-delete" type="button" data-option="delete">Delete</button>
<p id="p-injections"><span id="spn-"></span><span></span></p>
</div>
<div id="tbl-statistics-overview" class="content">
<table aria-describedby="Overview of average and total injections and contacted CDNs">
<thead>
<tr><th scope="col">Description</th><th scope="col">Quantity</th></tr>
</thead>
<tbody id="tbody-overview">
</tbody>
</table>
</div>
<div id="tbl-statistics-cdns" class="content">
<table aria-describedby="Detailed table of contacted CDNs">
<thead>
<tr><th scope="col">CDN</th><th scope="col">Quantity</th></tr>
</thead>
<tbody id="tbody-cdns">
<tr><td>no data</td><td>-</td></tr>
</tbody>
</table>
</div>
<div id="tbl-statistics-frameworks" class="content">
<table aria-describedby="Detailed table of injected frameworks">
<thead>
<tr><th scope="col">Framework</th><th scope="col">Quantity</th></tr>
</thead>
<tbody id="tbody-frameworks">
<tr><td>no data</td><td>-</td></tr>
</tbody>
</table>
</div>
</body>
</html>

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/**
* Statistic
* Belongs to LocalCDN (since 2020-02-26)
*
* @author nobody
* @since 2020-02-26
*
* @license MPL 2.0
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/.
*/
'use strict';
/**
* Statistic
*/
var statistics = {};
/**
* Private Methods
*/
statistics._onDocumentLoaded = function () {
statistics._registerListener();
statistics._getStatistics().then(statistics._renderContents);
};
statistics._renderContents = function () {
if (statistics._data === undefined || statistics._dateRange.length === 0) {
statistics._showData(false);
return false;
}
statistics._filterAndSortData();
statistics._determineInjections();
statistics._showData(true);
statistics._clearTables();
statistics._generateTable(statistics._dataOverview, 'overview');
statistics._generateTable(statistics._dataSortedCDNs, 'cdns');
statistics._generateTable(statistics._dataSortedFrameworks, 'frameworks');
};
statistics._generateTable = function (data, type) {
let arr = Object.values(data);
if (arr.length === 0) {
arr = [['no data', '-']];
}
for (const value of arr) {
let row = document.createElement('tr');
let keyColumn = document.createElement('td');
let ppName = statistics._displayNameOfFramework(value[0], type);
keyColumn.appendChild(document.createTextNode(ppName));
row.appendChild(keyColumn);
let valueColumn = document.createElement('td');
valueColumn.appendChild(document.createTextNode(value[1]));
row.appendChild(valueColumn);
document.getElementById('tbody-' + type).appendChild(row);
}
};
statistics._filterAndSortData = function () {
// Purge
statistics._dataSortedCDNs = {};
statistics._dataSortedFrameworks = {};
statistics._dateRange.forEach(function (entry) {
if (entry in statistics._data) {
statistics._dataSortedCDNs = Object.assign(statistics._dataSortedCDNs, statistics._data[entry]['cdns']);
statistics._dataSortedFrameworks = Object.assign(statistics._dataSortedFrameworks, statistics._data[entry]['frameworks']);
}
});
statistics._dataSortedCDNs = Object.entries(statistics._dataSortedCDNs).sort((a, b) => b[1] - a[1]);
statistics._dataSortedFrameworks = Object.entries(statistics._dataSortedFrameworks).sort((a, b) => b[1] - a[1]);
};
statistics._setDateRange = function () {
let today = new Date();
let from = new Date();
let days;
let type = statistics._dateUnit;
// Purge
statistics._dateRange = [];
if (type === 'week') {
days = 7;
} else if (type === 'month') {
days = 30;
} else if (type === 'year') {
days = 365;
} else {
statistics._dateRange = [new Date().toISOString().slice(0, 10)];
}
if (days > 1) {
for (let i = 0; i < days; i++) {
// NOTE: setDate/getDate is buggy over day/month/year boundaries
let diff = 24 * 3600000 * i;
let day = from.setTime(today.getTime() - diff);
statistics._dateRange.push(new Date(day).toISOString().slice(0, 10));
}
}
statistics._renderContents();
};
statistics._determineInjections = function () {
// NOTE: Differences between CDNs and frameworks possible.
// CDN can be contacted without loading a framework.
let sum = 0;
let days = 0;
let avg = 0;
statistics._dataOverview = [];
statistics._dateRange.forEach(function (entry) {
if (entry in statistics._data) {
for (const value of Object.values(statistics._data[entry]['frameworks'])) {
sum += parseFloat(value);
}
days++;
}
});
avg = sum / days > 0 ? sum / days : 0;
// Preparation for generateTable()
let avgInjections = ['Average (injections/days)', avg];
let injectedFrameworks = ['Injected frameworks', sum];
statistics._dataOverview.push(avgInjections, injectedFrameworks);
};
statistics._getStatistics = function () {
return new Promise((resolve) => {
chrome.storage.local.get([Setting.INTERNAL_STATISTICS_DATA], function (items) {
statistics._data = items.internalStatisticsData;
resolve();
});
});
};
statistics._clearTables = function () {
const tbody = document.querySelectorAll('tbody');
tbody.forEach((table) => {
while (table.hasChildNodes()) {
table.removeChild(table.firstChild);
}
});
};
statistics._displayNameOfFramework = function (str, type) {
// Is used in generateTable(), but should only be used for frameworks
if (type === 'frameworks' && str !== 'no data') {
let filename = helpers.extractFilenameFromPath(str);
filename = helpers.determineResourceName(filename);
let version = str.match(Resource.VERSION_EXPRESSION);
if (version !== null && version.length > 0) {
version = version === 'latest' ? '(' + version + ')' : '(v' + version + ')';
} else {
version = '';
}
return filename + ' ' + version;
}
// If type is CDN
return str;
};
statistics._handlerButton = function ({ target }) {
let btnType = target.getAttribute('data-option');
if (btnType === 'day' || btnType === 'week' || btnType === 'month' || btnType === 'year') {
statistics._dateUnit = btnType;
statistics._getStatistics().then(statistics._setDateRange);
} else if (btnType === 'delete') {
statistics._deleteStatistic();
statistics._showData(false);
}
};
statistics._deleteStatistic = function () {
if (confirm('Are you sure you want to delete the statistics?')) {
chrome.storage.local.set({
[Setting.INTERNAL_STATISTICS_DATA]: {},
});
}
};
statistics._showData = function (type) {
let attr = type === true ? 'block' : 'none';
document.getElementById('tbl-statistics-overview').style.display = attr;
document.getElementById('tbl-statistics-cdns').style.display = attr;
document.getElementById('tbl-statistics-frameworks').style.display = attr;
document.getElementById('btn-delete').disabled = !type;
};
statistics._registerListener = function () {
document.getElementById('btn-day').addEventListener('click', statistics._handlerButton);
document.getElementById('btn-week').addEventListener('click', statistics._handlerButton);
document.getElementById('btn-month').addEventListener('click', statistics._handlerButton);
document.getElementById('btn-year').addEventListener('click', statistics._handlerButton);
document.getElementById('btn-delete').addEventListener('click', statistics._handlerButton);
};
/**
* Initializations
*/
statistics._data = {};
statistics._dataSortedCDNs = {};
statistics._dataSortedFrameworks = {};
statistics._dataOverview = [];
statistics._dateRange = [];
statistics._dateUnit = 'day';
document.addEventListener('DOMContentLoaded', statistics._onDocumentLoaded);