282 lines
9.5 KiB
PHP
282 lines
9.5 KiB
PHP
<?php
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header('Access-Control-Allow-Origin: *');
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// Lettura file di configurazione
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$config = parse_ini_file('../config.ini');
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// Array per la risposta del web service
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$result = [];
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switch( $_POST['op'] ){
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case 'get-last-devices':
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$oui = file_get_contents($config['oui_path']);
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if (!empty($_POST['date_start']) && !empty($_POST['date_end'])) {
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// Connessione al database
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$mysqli = mysqli_connect($config['db_host'], $config['db_user'], $config['db_pass'], $config['db_name']);
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// Errore nella connessione a database
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if (mysqli_connect_errno($mysqli)) {
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$result = [
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'status' => 'ERR',
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'message' => mysqli_connect_error(),
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];
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} else {
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// Lettura device fra le date richieste
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$sql = "SELECT DISTINCT logs.mac, logs.ssid, logs.dbm, logs_data.received_at, devices.nome FROM logs LEFT JOIN devices ON logs.mac=devices.mac INNER JOIN (SELECT mac, MAX(received_at) AS received_at FROM logs GROUP BY mac) AS logs_data ON logs_data.mac=logs.mac WHERE logs_data.received_at BETWEEN ? AND ? ORDER BY logs_data.received_at DESC";
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$stmt = $mysqli->prepare($sql);
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// Errore nella preparazione query
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if (!$stmt) {
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$result = [
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'status' => 'ERR',
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'message' => $mysqli->error,
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];
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} else {
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if ($stmt->bind_param('ss', $date_start, $date_end)) {
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$date_start = $_POST['date_start'];
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$date_end = $_POST['date_end'];
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// Esecuzione statement
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$stmt->execute();
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$rs = $stmt->get_result();
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while ($row = $rs->fetch_assoc()) {
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// Conversione del segnale in percentuale se richiesto
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if ($_POST['signal_type'] == 'percent') {
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if ($row['dbm'] <= -100) {
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$row['dbm'] = 0;
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} elseif ($row['dbm'] >= -50) {
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$row['dbm'] = 100;
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} else {
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$row['dbm'] = 2 * ($row['dbm'] + 100);
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}
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}
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// Lettura vendor
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$mac = str_replace( ':', '-', substr($row['mac'], 0, 8) );
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$row['vendor'] = '';
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if( preg_match( '/^'.preg_quote($mac).'([\s\t]+)\(hex\)(.+?)$/im', $oui, $m) ){
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$row['vendor'] = trim($m[2]);
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}
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$records[] = $row;
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}
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$result = [
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'status' => 'OK',
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'records' => (array)$records,
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];
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} else {
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$result = [
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'status' => 'ERR',
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'message' => 'Errore durante l\'esecuzione query',
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];
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}
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}
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}
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echo json_encode($result);
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$stmt->close();
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$mysqli->close();
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}
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break;
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case 'get-online-devices':
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if (!empty($_POST['date_start']) && !empty($_POST['date_end'])) {
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// Connessione al database
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$mysqli = mysqli_connect($config['db_host'], $config['db_user'], $config['db_pass'], $config['db_name']);
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// Errore nella connessione a database
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if (mysqli_connect_errno($mysqli)) {
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$result = [
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'status' => 'ERR',
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'message' => mysqli_connect_error(),
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];
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} else {
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// Lettura numero di device unico nell'intervallo di date
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$sql = "SELECT DISTINCT logs.mac FROM logs WHERE received_at BETWEEN ? AND ?";
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$stmt = $mysqli->prepare($sql);
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// Errore nella preparazione query
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if (!$stmt) {
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$result = [
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'status' => 'ERR',
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'message' => $mysqli->error,
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];
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} else {
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if ($stmt->bind_param('ss', $date_start, $date_end)) {
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$date_start = $_POST['date_start'];
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$date_end = $_POST['date_end'];
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// Esecuzione statement
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$stmt->execute();
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$rs = $stmt->get_result();
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while ($row = $rs->fetch_assoc()) {
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// Conversione del segnale in percentuale se richiesto
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if ($_POST['signal_type'] == 'percent') {
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if ($row['dbm'] <= -100) {
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$row['dbm'] = 0;
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} elseif ($row['dbm'] >= -50) {
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$row['dbm'] = 100;
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} else {
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$row['dbm'] = 2 * ($row['dbm'] + 100);
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}
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}
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$records[] = $row;
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}
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$result = [
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'status' => 'OK',
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'records' => sizeof($records),
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];
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} else {
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$result = [
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'status' => 'ERR',
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'message' => 'Errore durante l\'esecuzione query',
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];
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}
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}
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}
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echo json_encode($result);
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$stmt->close();
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$mysqli->close();
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}
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break;
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case 'get-devices-by-hour':
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// Connessione al database
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$mysqli = mysqli_connect($config['db_host'], $config['db_user'], $config['db_pass'], $config['db_name']);
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// Errore nella connessione a database
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if (mysqli_connect_errno($mysqli)) {
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$result = [
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'status' => 'ERR',
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'message' => mysqli_connect_error(),
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];
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} else {
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// Lettura numero di device unico nell'intervallo di date
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$sql = "
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SELECT
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CONCAT( DATE_FORMAT(received_at, '%H'), ':00' ) AS indice,
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COUNT(DISTINCT(mac)) AS valore
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FROM
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`logs`
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GROUP BY
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DATE_FORMAT(received_at, '%H')";
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$stmt = $mysqli->prepare($sql);
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// Errore nella preparazione query
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if (!$stmt) {
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$result = [
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'status' => 'ERR',
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'message' => $mysqli->error,
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];
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} else {
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// Esecuzione statement
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$stmt->execute();
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$rs = $stmt->get_result();
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while ($row = $rs->fetch_assoc()) {
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$records[] = $row;
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}
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$result = [
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'status' => 'OK',
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'records' => $records,
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];
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}
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}
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echo json_encode($result);
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$stmt->close();
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$mysqli->close();
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break;
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case 'get-devices-by-weekday':
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$weekdays = [
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0 => 'domenica',
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1 => 'lunedì',
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2 => 'martedì',
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3 => 'mercoledì',
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4 => 'giovedì',
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5 => 'venerdì',
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6 => 'sabato',
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];
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// Connessione al database
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$mysqli = mysqli_connect($config['db_host'], $config['db_user'], $config['db_pass'], $config['db_name']);
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// Errore nella connessione a database
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if (mysqli_connect_errno($mysqli)) {
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$result = [
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'status' => 'ERR',
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'message' => mysqli_connect_error(),
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];
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} else {
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// Lettura numero di device unico nell'intervallo di date
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$sql = "
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SELECT
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DATE_FORMAT(received_at, '%w') AS indice,
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COUNT(DISTINCT(mac)) AS valore
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FROM
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`logs`
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GROUP BY
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DATE_FORMAT(received_at, '%w')";
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$stmt = $mysqli->prepare($sql);
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// Errore nella preparazione query
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if (!$stmt) {
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$result = [
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'status' => 'ERR',
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'message' => $mysqli->error,
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];
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} else {
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// Esecuzione statement
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$stmt->execute();
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$rs = $stmt->get_result();
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while ($row = $rs->fetch_assoc()) {
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$row['indice'] = $weekdays[ $row['indice'] ];
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$records[] = $row;
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}
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$result = [
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'status' => 'OK',
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'records' => $records,
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];
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}
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}
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echo json_encode($result);
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$stmt->close();
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$mysqli->close();
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break;
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}
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