Curso de PHP y MySql馃惉 [52.- Borrar registros馃棏锔廬

En este tutorial modificaremos nuestro boton borrar para poder enviar el id del producto a borrar, una vez enviado el id lo vamos a concatenar con nuestro query para poder borrar ese id algo asi:

DELETE FROM productos WHERE id='id_del_producto';

Codigo: https://github.com/programadornovato/php/commit/2120db86999b31ce2c6a3c2cf46d823b30213a69

<!doctype html>
<html lang="en">

<head>
    <title>Tutorial Mysql</title>
    <!-- Required meta tags -->
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">

    <!-- Bootstrap CSS -->
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</head>

<body>
    <?php
    ini_set("display_errors", 1);
    ini_set("display_startup_errors", 1);
    include_once "db_empresa.php";
    $conexion = mysqli_connect($db_host, $db_user, $db_pass, $db_database);
    if ($conexion == false) {
        die("Error de conexion a Mysql con el codigo: " . mysqli_connect_errno() .
            "<br>" . mysqli_connect_error());
    }
    $where = " where 1=1 ";
    if (empty($_GET['buscarNombre']) == false) {
        $where = $where . " and nombre like'%" . $_GET['buscarNombre'] . "%' ";
    }
    if (empty($_GET['buscarCategoria']) == false) {
        $where = $where . " and categoria='" . $_GET['buscarCategoria'] . "' ";
    }
    if (empty($_GET['buscarExistencia']) == false) {
        $where = $where . " and unidadesEnExistencia='" . $_GET['buscarExistencia'] . "' ";
    }
    ?>
    <div class="container mt-5">
        <div class="row">
            <div class="col-12">
                <?php
                if (isset($_GET['idBorrar'])) {
                    $sqlBorrar = "DELETE FROM productos WHERE id='" . $_GET['idBorrar'] . "';";
                    $resultado = mysqli_query($conexion, $sqlBorrar);
                    if ($resultado) {
                        ?>
                        <div class="alert alert-success alert-dismissible fade show" role="alert">
                            <button type="button" class="close" data-dismiss="alert" aria-label="Close">
                                <span aria-hidden="true">×</span>
                                <span class="sr-only">Close</span>
                            </button>
                            <strong>Registro borrado con exito</strong>
                        </div>
                    <?php
                        } else {
                            ?>
                        <div class="alert alert-danger alert-dismissible fade show" role="alert">
                            <button type="button" class="close" data-dismiss="alert" aria-label="Close">
                                <span aria-hidden="true">×</span>
                                <span class="sr-only">Close</span>
                            </button>
                            <strong>Error al borrar el registro <?php echo mysqli_error($conexion); ?></strong>
                        </div>
                <?php

                    }
                }
                $sql = "SELECT 
                `id`, 
                `nombre`, 
                `precioCompra`, 
                `precioVenta`, 
                `fechaCompra`, 
                `categoria`, 
                `unidadesEnExistencia` 
                
                FROM `productos`
                $where
                ;
                ";
                $resultSet = mysqli_query($conexion, $sql);

                ?>
                <form>
                    <table class="table table-striped" id="tablaAutos">
                        <thead>
                            <tr>
                                <th scope="col"></th>
                                <th scope="col">
                                    <div class="input-group">
                                        <input type="text" name="buscarNombre" class="form-control" placeholder="Por nombre" value="<?php echo isset($_GET['buscarNombre']) ? $_GET['buscarNombre'] : ''; ?>">
                                        <div class="input-group-append">
                                            <button type="submit" class="btn btn-secondary">
                                                <i class="fa fa-search"></i>
                                            </button>
                                        </div>
                                    </div>
                                </th>
                                <th scope="col"></th>
                                <th scope="col">
                                    <div class="input-group">
                                        <input type="text" name="buscarCategoria" class="form-control" placeholder="Por categoria" value="<?php echo isset($_GET['buscarCategoria']) ? $_GET['buscarCategoria'] : ''; ?>">
                                        <div class="input-group-append">
                                            <button type="submit" class="btn btn-secondary">
                                                <i class="fa fa-search"></i>
                                            </button>
                                        </div>
                                    </div>

                                </th>
                                <th scope="col">
                                    <div class="input-group">
                                        <input type="text" name="buscarExistencia" class="form-control" placeholder="Por existencia" value="<?php echo isset($_GET['buscarExistencia']) ? $_GET['buscarExistencia'] : ''; ?>">
                                        <div class="input-group-append">
                                            <button type="submit" class="btn btn-secondary">
                                                <i class="fa fa-search"></i>
                                            </button>
                                        </div>
                                    </div>

                                </th>
                            </tr>
                            <tr>
                                <th scope="col">Id</th>
                                <th scope="col">Nombre</th>
                                <th scope="col">Precio</th>
                                <th scope="col">Categoria</th>
                                <th scope="col">Existencia</th>
                                <th scope="col">Acciones</th>
                            </tr>
                        </thead>
                        <tbody>

                            <?php
                            while ($row = mysqli_fetch_array($resultSet, MYSQLI_ASSOC)) {
                                ?>
                                <tr>
                                    <th scope="row"><?php echo $row['id']; ?></th>
                                    <td><?php echo $row['nombre']; ?></td>
                                    <td><?php echo $row['precioVenta']; ?></td>
                                    <td><?php echo $row['categoria']; ?></td>
                                    <td><?php echo $row['unidadesEnExistencia']; ?></td>
                                    <td>
                                        <a href="editar.php?id=<?php echo $row['id'] ?>"><i class="fa fa-edit mr-2"></i></a>
                                        <a href="tutorialMysql.php?idBorrar=<?php echo $row['id'] ?>" class="borrar" ><i class="fa fa-trash text-danger"></i></a>
                                    </td>
                                </tr>
                            <?php
                            }

                            mysqli_close($conexion);
                            ?>
                        </tbody>
                    </table>
                </form>
            </div>
        </div>
    </div>
    <script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
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    <script type="text/javascript" charset="utf8" src="https://cdn.datatables.net/1.10.20/js/jquery.dataTables.js"></script>
    <script>
        $(document).ready(function() {
            $('#tablaAutos').DataTable({
                'searching': false,
                'ordering': false
            });
            $('.borrar').click(function(evento){
                evento.preventDefault();
                var resultado=confirm('隆隆隆Esclavo!!!!驴Estas seguro que quieres borrar este registro?????');
                if(resultado==true){
                    var link=$(this).attr("href");
                    window.location=link;
                }
            });
        });
    </script>

</body>

</html>

馃敆Iconos: https://fontawesome.com/
馃敆Bootstrap: https://getbootstrap.com

馃帵Mysql configurar una replicaci贸n maestro – esclavo 馃惉: https://www.youtube.com/watch?v=RY-EdBOJWEs

馃帵 Esta lista de reproducci贸n: https://www.youtube.com/playlist?list=PLCTD_CpMeEKS2Dvb-WNrAuDAXObB8GzJ0

Codigos en gdrive: https://drive.google.com/file/d/1tQwYvfL2jiUFc6beTWkOkGmXkq5zzFw2/view?usp=sharing
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