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<?php

//verification_double.php
	
	require("config_DB.php");
	
	$user = $_POST["utilisateur"];
	$mdp = $_POST["pass"];
	$password_crypted = md5($mdp);
	
	$sql = "select * from appli_table_users where username='$user' "; //and password='$password_crypted' ";
	$res = mysqli_query($connexion, $sql);

if (mysqli_num_rows($res) > 0) 
	{
         $retour = "identifiant_valide";
		 
		 if ( !empty($mdp))
		 {
			$retour = "password_invalide";
			$query = "select * from appli_table_users where username='$user' and password='$password_crypted' ";
			$val = mysqli_query($connexion, $query);
			if (mysqli_num_rows($val) > 0) 
			{
				//$retour = "password_valide";
				$retour = "yes";
			}
			/*else
			{
				$retour = "password_invalide";
			]*/
		 }
		 
		 echo $retour;
		 //echo "<span style='color:green'>Password correspondant au login.</span>";
	}
	else
	{
		 $retour = "identifiant_invalide";
		 // si le champ n'est pas vide et que l'identifiant est inconnu
		 if ( !empty($mdp))
		 {
			$retour = "double";
		 }
		 
		 echo $retour;
		//echo "<span style='color:red'>Password introuvable dans le database.</span>";
	}
	
	//$connexion->close();