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120 lines
3.8 KiB
PHP
120 lines
3.8 KiB
PHP
<?php
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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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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use GeoIp2\Database\Reader;
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// Override with a valid public IP when testing on localhost
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//$_SERVER['REMOTE_ADDR'] = "206.127.96.82";
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require_once __DIR__ . "/requiredpublic.php";
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if (!$database->has("settings", ["AND" => ["siteid" => getsiteid(), "key" => "analytics", "value" => "off"]]) && !isset($_GET['edit'])) {
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try {
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if (isset($_SERVER['HTTP_DNT']) && $_SERVER['HTTP_DNT'] === "1") {
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throw new Exception("Do-Not-Track header detected, skipping analytics");
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}
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$bots = json_decode(file_get_contents(__DIR__ . "/crawler-user-agents.json"), true);
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foreach ($bots as $bot) {
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if (preg_match('/' . $bot['pattern'] . '/', $_SERVER['HTTP_USER_AGENT'])) {
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throw new Exception("Bot/crawler detected, skipping analytics");
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}
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}
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$time = date("Y-m-d H:i:s");
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/**
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* https://stackoverflow.com/a/2040279
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*/
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function gen_uuid() {
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return sprintf('%04x%04x-%04x-%04x-%04x-%04x%04x%04x',
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// 32 bits for "time_low"
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mt_rand(0, 0xffff), mt_rand(0, 0xffff),
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// 16 bits for "time_mid"
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mt_rand(0, 0xffff),
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// 16 bits for "time_hi_and_version",
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// four most significant bits holds version number 4
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mt_rand(0, 0x0fff) | 0x4000,
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// 16 bits, 8 bits for "clk_seq_hi_res",
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// 8 bits for "clk_seq_low",
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// two most significant bits holds zero and one for variant DCE1.1
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mt_rand(0, 0x3fff) | 0x8000,
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// 48 bits for "node"
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mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xffff)
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);
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}
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//
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// Read/set the cookie
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//
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if (isset($_COOKIE['sw-uuid'])) {
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$uuid = $_COOKIE['sw-uuid'];
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} else {
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$uuid = gen_uuid();
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}
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setcookie("sw-uuid", $uuid, time() + 60 * 60 * 1, "/", $_SERVER['HTTP_HOST'], false, true);
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//
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// Get the user's IP address
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//
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$clientip = $_SERVER['REMOTE_ADDR'];
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// Check if we're behind CloudFlare and adjust accordingly
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if (isset($_SERVER["HTTP_CF_CONNECTING_IP"]) && validateCloudflare()) {
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$clientip = $_SERVER["HTTP_CF_CONNECTING_IP"];
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}
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//
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// Lookup IP address
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//
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$reader = new Reader($SETTINGS["geoip_db"]);
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$record = $reader->city($clientip);
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$country = $record->country->name;
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$region = $record->mostSpecificSubdivision->name;
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$city = $record->city->name;
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$countrycode = $record->country->isoCode;
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$regioncode = $record->mostSpecificSubdivision->isoCode;
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$lat = $record->location->latitude;
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$lon = $record->location->longitude;
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//
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// Save the page visit
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//
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$database->insert("analytics", [
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"siteid" => getsiteid(),
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"pageid" => getpageid(),
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"uuid" => $uuid,
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"country" => $country,
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"region" => $region,
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"city" => $city,
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"countrycode" => $countrycode,
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"regioncode" => $regioncode,
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"lat" => $lat,
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"lon" => $lon,
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"time" => $time
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]);
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} catch (GeoIp2\Exception\AddressNotFoundException $e) {
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if ($SETTINGS["debug"]) {
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echo "<!-- The client IP was not found in the GeoIP database. -->";
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}
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} catch (Exception $e) {
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// Silently fail so the rest of the site still works
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if ($SETTINGS["debug"]) {
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echo "<!-- Analytics error: " . $e->getMessage() . " -->";
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}
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}
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} |