article/update.php at FormationCRUD · elleuchBilel/article · GitHub

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<?php
/* Inclure le fichier */
require_once "config.php";

/* Definir les variables */
$name = $prix = $qte = "";
$name_err = $prix_err = $qte_err = "";

/* verifier la valeur id dans le post pour la mise à jour */
if(isset($_POST["id"]) && !empty($_POST["id"])){
    /* recuperation du champ caché */
    $id = $_POST["id"];

    /* Validate name */
    $input_name = trim($_POST["name"]);
    if(empty($input_name)){
        $name_err = "Veillez entrez un nom.";
    } elseif(!filter_var($input_name, FILTER_VALIDATE_REGEXP, array("options"=>array("regexp"=>"/^[a-zA-Z\s]+$/")))){
        $name_err = "Veillez entrez a valid name.";
    } else{
        $name = $input_name;
    }

    /* Validate prix */
    $input_prix = trim($_POST["prix"]);
    if(empty($input_prix)){
        $prix_err = "Veillez entrez  .";
    } else{
        $prix = $input_prix;
    }

    /* Validate qte */
    $input_qte = trim($_POST["qte"]);
    if(empty($input_qte)){
        $qte_err = "Veillez entrez l'qte.";
    } elseif(!ctype_digit($input_qte)){
        $qte_err = "Veillez entrez une valeur positive.";
    } else{
        $qte = $input_qte;
    }

    /* verifier les erreurs avant modification */
    if(empty($name_err) && empty($prix_err) && empty($qte_err)){

        $sql = "UPDATE article SET name=?, prix=?, qte=? WHERE id=?";

        if($stmt = mysqli_prepare($link, $sql)){

            mysqli_stmt_bind_param($stmt, "sssi", $param_name, $param_prix, $param_qte, $param_id);


            $param_name = $name;
            $param_prix = $prix;
            $param_qte = $qte;
            $param_id = $id;


            if(mysqli_stmt_execute($stmt)){
                /* enregistremnt modifié, retourne */
                header("location: index.php");
                exit();
            } else{
                echo "Oops! une erreur est survenue.";
            }
        }


        mysqli_stmt_close($stmt);
    }


    mysqli_close($link);
} else{
    /* si il existe un paramettre id */
    if(isset($_GET["id"]) && !empty(trim($_GET["id"]))){

        $id =  trim($_GET["id"]);


        $sql = "SELECT * FROM article WHERE id = ?";


        if($stmt = mysqli_prepare($link, $sql)){

            mysqli_stmt_bind_param($stmt, "i", $param_id);


            $param_id = $id;


            if(mysqli_stmt_execute($stmt)){
                $result = mysqli_stmt_get_result($stmt);

                if(mysqli_num_rows($result) == 1){
                    /* recupere l'enregistremnt */
                    $row = mysqli_fetch_array($result, MYSQLI_ASSOC);

                    /* recupere les champs */
                    $name = $row["name"];
                    $prix = $row["prix"];
                    $qte = $row["qte"];
                } else{

                    header("location: error.php");
                    exit();
                }

            } else{
                echo "Oops! une erreur est survenue.";
            }
        }

        /* Close statement */
        mysqli_stmt_close($stmt);

        /* Close connection */
        mysqli_close($link);
    }  else{
        /* pas de id parametter valid, retourne erreur */
        header("location: error.php");
        exit();
    }
}
?>

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Modifier l'enregistremnt</title>
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-1BmE4kWBq78iYhFldvKuhfTAU6auU8tT94WrHftjDbrCEXSU1oBoqyl2QvZ6jIW3" crossorigin="anonymous">
    <style>
        .wrapper{
            width: 700px;
            margin: 0 auto;
        }
    </style>
</head>
<body>
    <div class="wrapper">
        <div class="container-fluid">
            <div class="row">
                <div class="col-md-12">
                    <h2 class="mt-5">Mise à jour de l'enregistremnt</h2>
                    <p>Modifier les champs et enregistrer</p>
                    <form action="<?php echo htmlspecialchars(basename($_SERVER['REQUEST_URI'])); ?>" method="post">
                        <div class="form-group">
                            <label>Nom</label>
                            <input type="text" name="name" class="form-control <?php echo (!empty($name_err)) ? 'is-invalid' : ''; ?>" value="<?php echo $name; ?>">
                            <span class="invalid-feedback"><?php echo $name_err;?></span>
                        </div>
                    <div class="form-group">
                            <label>prix</label>
                            <input type="text" name="prix" class="form-control <?php echo (!empty($prix_err)) ? 'is-invalid' : ''; ?>" value="<?php echo $prix; ?>">
                            <span class="invalid-feedback"><?php echo $prix_err;?></span>
                        </div>
                        <div class="form-group">
                            <label>qte</label>
                            <input type="text" name="qte" class="form-control <?php echo (!empty($qte_err)) ? 'is-invalid' : ''; ?>" value="<?php echo $qte; ?>">
                            <span class="invalid-feedback"><?php echo $qte_err;?></span>
                        </div>
                        <input type="hidden" name="id" value="<?php echo $id; ?>"/>
                        <input type="submit" class="btn btn-primary" value="Enregistrer">
                        <a href="index.php" class="btn btn-secondary ml-2">Annuler</a>
                    </form>
                </div>
            </div>
        </div>
    </div>
</body>
</html>