remotes/origin/mvc-implementation
dorian.hodin
2 years ago
commit
8ed568c2c4
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<?xml version="1.0" encoding="UTF-8"?>
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<project version="4">
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<component name="PhpProjectSharedConfiguration" php_language_level="8.1">
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<option name="suggestChangeDefaultLanguageLevel" value="false" />
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</component>
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</project>
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<?php
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<?php
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$username="dafldev";
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$username="dafldev"; //Get the username
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$host="89.83.53.34";
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$host="89.83.53.34"; //Get the address IP of the hosting machine
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$password="wrap";
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$password="wrap"; //Get the password for the user selected
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$db_name="positiondaflmusic";
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$db_name="positiondaflmusic"; //Get the name of the database
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$connect=mysqli_connect($host,$username,$password,$db_name);
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$connect=mysqli_connect($host,$username,$password,$db_name); //Connecting to database
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/*
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if(!$connect)
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if (mysqli_connect_errno()) { //Check if the connection failed
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{
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print(json_encode("Failed to connect to MySQL")); //Return a json string, so the dart script can interpret the error
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print "Connection Failed";
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exit(-1); //Send a return code as -1, so insert.php can know if the connection is successful
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}
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}
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*/
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<?php
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$dns = 'mysql:host=89.83.53.34;dbname=positiondaflmusic';
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$user = 'dafldev';
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$password = 'wrap';
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try{
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$db = new PDO ($dns, $user, $password);
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}catch( PDOException $e){
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$error = $e->getMessage();
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echo $error;
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}
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@ -1,61 +1,57 @@
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<?php
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<?php
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function meters($lat1, $lng1, $lat2, $lng2): float
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class distance
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{
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{
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public function meters($lat1, $lng1, $lat2, $lng2): float
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$earth_radius = 6378137; // Radius of the Earth in meters :
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{
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$rlo1 = deg2rad($lng1); //Transform the coordinate longitude1 from degree to radian
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// Radius of the Earth in meters :
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$rla1 = deg2rad($lat1); //Transform the coordinate latitude1 from degree to radian
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$earth_radius = 6378137;
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$rlo2 = deg2rad($lng2); //Transform the coordinate longitude2 from degree to radian
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// Calculation of the distance between 2 GPS coordinates:
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$rla2 = deg2rad($lat2); //Transform the coordinate latitude2 from degree to radian
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$rlo1 = deg2rad($lng1);
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$dlo = ($rlo2 - $rlo1) / 2; //Stock in $dlo the result of the calcul : ($rlo2 - $rlo1) / 2
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$rla1 = deg2rad($lat1);
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$dla = ($rla2 - $rla1) / 2; //Stock in $dla the result of the calcul : ($rla2 - $rla1) / 2
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$rlo2 = deg2rad($lng2);
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$a = (sin($dla) * sin($dla)) + cos($rla1) * cos($rla2) * (sin($dlo) * sin($dlo)); //Do some operations to return the distance in meters
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$rla2 = deg2rad($lat2);
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$d = 2 * atan2(sqrt($a), sqrt(1 - $a)); //Do some operations to return the distance in meters
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$dlo = ($rlo2 - $rlo1) / 2;
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return round($earth_radius * $d); // Return the distance in meters between 2 GPS points
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$dla = ($rla2 - $rla1) / 2;
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$a = (sin($dla) * sin($dla)) + cos($rla1) * cos($rla2) * (sin($dlo) * sin($dlo));
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$d = 2 * atan2(sqrt($a), sqrt(1 - $a));
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// Return the distance in meters between 2 GPS points
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return round($earth_radius * $d);
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}
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}
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$db=0;
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$connect="";
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require_once('db.php');
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include "config.php";
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$id = $_POST['id'];
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$query = 'SELECT * FROM gps';
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$stm = $db->prepare($query);
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$stm->execute();
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$row = $stm->fetchAll(PDO::FETCH_ASSOC);
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$lat1=0;
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$lng1=0;
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$listUser=[];
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Foreach ($row as $col) {
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if (strcmp($col['id'], $id) == 0) {
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$lat1 = $col['latitude'];
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$lng1 = $col['longitude'];
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}
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}
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}
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if ($lat1==0 && $lng1==0){
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$connect=""; //Else PHP send an error, "connect don't exist", but that work anyway, this is just to remove a fake error
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print(json_encode("ERROR No user found in the database"));
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$res=include "config.php"; //$res get the result of the calling of "config.php"
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exit(1);
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if ($res != 1){ //Check if config.php work
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print (json_encode("Failed to connect to MySQL")); //Return a json string, so the dart script can interpret the error
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}
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}
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if (!empty($_POST)) {
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Foreach ($row as $col) {
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$id = $_POST['id']; //Get the result of the POST method in id
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if (strcmp($col['id'],$id)!=0) {
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$query = 'SELECT * FROM gps'; //Browse all the database
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$lat2 = $col['latitude'];
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$results = mysqli_query($connect, $query); //Execute the SQL command
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$lng2 = $col['longitude'];
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$lat1 = 0; //Set $lat1 to test if the user exist
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$userID = $col['id'];
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$lng1 = 0; //Set $lng1 to test if the user exist
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$idMusic = $col['idMusic'];
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$listUser = []; //Set the listUser to an empty list
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$dist = (new distance)->meters($lat1, $lng1, $lat2, $lng2);
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while ($row = $results->fetch_row()){ //For all the row in the database
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if ($dist <= 100) {
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if (strcmp($row[0], $id) == 0) { //If the user is found in the database
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$listUser[] = ['user' => $userID, 'music' => $idMusic]; }
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$lat1 = $row[1]; //Set $lat1 to the latitude of the current user
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$lng1 = $row[2]; //Set $lng1 to the longitude of the current user
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}
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}
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if ($lat1 == 0 && $lng1 == 0) { //Check if the user get found in the database
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print(json_encode("ERROR No user found in the database")); //Return a json string, so the dart script can interpret the error
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exit(1); //Exit the actual script
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}
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$results = mysqli_query($connect, $query); //Execute again the SQL command to restart the fetch_row()
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while ($row = $results->fetch_row()) { //For all the row in the database
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if (strcmp($row[0], $id) != 0) { //If the row is not the row of the current user
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$lat2 = $row[1]; //Set $lat2 to the latitude of the user who is in the actual row
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$lng2 = $row[2]; //Set $lng2 to the latitude of the user who is in the actual row
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$userID = $row[0]; //Set $userID to the username of the user who is in the actual row
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$idMusic = $row[3]; //Set $idMusic to the id of the actual song of the user who is in the actual row
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$dist = meters($lat1, $lng1, $lat2, $lng2); //With the function meters, calcul of the distance between the current user and the user who is in the actual row
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if ($dist <= 100) { //If the user in the actual row is less than 100 meters away of the current user
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$listUser[] = ['user' => $userID, 'music' => $idMusic]; //Add the username and the ID of the song that user who is in the actual row is listening
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}
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}
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}
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}
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print(json_encode($listUser)); //Return a json string of the list listUser
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}else{ //If the method POST return nothing
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print (json_encode("The POST didn't return any values")); //Return a json string, so the dart script can interpret the error
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}
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}
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print(json_encode($listUser));
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<?php
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echo "Hello world Dafl for PHP"
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?>
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@ -1,20 +1,26 @@
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<?php
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<?php
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$connect="";
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$connect=""; //Else PHP send an error, "connect don't exist", but that work anyway, this is just to remove a fake error
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include "config.php";
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$res=include "config.php"; //$res get the result of the calling of "config.php"
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$id = mysqli_real_escape_string($connect, $_POST['id']);
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if ($res != 1){ //Check if config.php work
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$latitude = mysqli_real_escape_string($connect, $_POST['latitude']);
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print (json_encode("Failed to connect to MySQL")); //Return a json string, so the dart script can interpret the error
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$longitude = mysqli_real_escape_string($connect, $_POST['longitude']);
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}
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$idMusic = mysqli_real_escape_string($connect, $_POST['idMusic']);
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if (!empty($_POST)) { //Check if the method POST return something
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$id = mysqli_real_escape_string($connect, $_POST['id']); //Get the result of POST method
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$latitude=doubleval($latitude);
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$latitude = mysqli_real_escape_string($connect, $_POST['latitude']); //Get the result of POST method
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$longitude=doubleval($longitude);
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$longitude = mysqli_real_escape_string($connect, $_POST['longitude']); //Get the result of POST method
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/*
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$idMusic = mysqli_real_escape_string($connect, $_POST['idMusic']); //Get the result of POST method
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$query = "DELETE FROM gps WHERE (SELECT TIMESTAMPDIFF(MINUTE,CURRENT_TIMESTAMP,dateLog))>10;";
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$latitude = doubleval($latitude); //Convert a string to a double
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$results = mysqli_query($connect, $query);
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$longitude = doubleval($longitude); //Convert a string to a double
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*/
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/*
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$query = "DELETE FROM gps WHERE id='$id';";
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$query = "DELETE FROM gps WHERE (SELECT TIMESTAMPDIFF(MINUTE,CURRENT_TIMESTAMP,dateLog))>10;";
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$results = mysqli_query($connect, $query);
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$results = mysqli_query($connect, $query);
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*/
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$query = "INSERT INTO gps (id,latitude,longitude,idMusic,dateLog) VALUES('$id','$latitude','$longitude','$idMusic',CURRENT_TIMESTAMP);";
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$query = "DELETE FROM gps WHERE id='$id';"; //Delete the actual line and replace this line with the next lines
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$results = mysqli_query($connect, $query);
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$results = mysqli_query($connect, $query); //Execute the SQL command
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$query = "INSERT INTO gps (id,latitude,longitude,idMusic,dateLog)
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VALUES('$id','$latitude','$longitude','$idMusic',CURRENT_TIMESTAMP);"; //Insert into the database the new data and new information about this user
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$results = mysqli_query($connect, $query); //Execute the SQL command
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}else{ //If the method POST return nothing
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print (json_encode("The POST didn't return any values")); //Return a json string, so the dart script can interpret the error
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}
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