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Saturday, July 23, 2022

PHP Mysqli OOP CRUD (Add, Edit, Delete, View) OOP (Object Oriented Programming)

PHP Mysqli OOP CRUD (Add, Edit, Delete, View) OOP (Object Oriented Programming)

https://github.com/benfoster/FitFrame.js
Bootstrap 5
https://getbootstrap.com/docs/5.0/getting-started/introduction/
https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css

Jquery
https://jquery.com/download/
CDN : jsDelivr CDN
https://www.jsdelivr.com/package/npm/jquery
https://cdn.jsdelivr.net/npm/jquery@3.6.0/dist/jquery.min.js

https://datatables.net/

database table 

CREATE TABLE `tblusers` (
  `id` int(11) NOT NULL AUTO_INCREMENT PRIMARY KEY,
  `name` varchar(100) NOT NULL,
  `email` varchar(100) NOT NULL,
  `username` varchar(100) NOT NULL,
  `password` varchar(100) NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
index.php
?
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//index.php
<?php
    
  // Include database file
  include 'users.php';
  
  $userObj = new Users();
  
  // Delete record
  if(isset($_GET['deleteId']) && !empty($_GET['deleteId'])) {
      $deleteId = $_GET['deleteId'];
      $userObj->deleteRecord($deleteId);
  }
       
?>
<!DOCTYPE html>
<html lang="en">
<head>
  <title>PHP Mysqli OOP CRUD (Add, Edit, Delete, View) OOP (Object Oriented Programming)</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css">
  <link rel="stylesheet" href="https://pro.fontawesome.com/releases/v5.10.0/css/all.css"/>
  <link rel="stylesheet" href="https://cdn.datatables.net/1.12.1/css/jquery.dataTables.min.css"/>
</head>
<body>
  
<div class="card text-center" style="padding:15px;">
  <h4>PHP Mysqli OOP CRUD (Add, Edit, Delete, View) OOP (Object Oriented Programming)</h4>
</div><br><br>
  
<div class="container">
  <?php
    if (isset($_GET['msg1']) == "insert") {
      echo "<div class='alert alert-success alert-dismissible'>
              Your Registration added successfully
            </div>";
      }
    if (isset($_GET['msg2']) == "update") {
      echo "<div class='alert alert-success alert-dismissible'>
              Your Registration updated successfully
            </div>";
    }
    if (isset($_GET['msg3']) == "delete") {
      echo "<div class='alert alert-success alert-dismissible'>
              Record deleted successfully
            </div>";
    }
  ?>
  <h2>View Records
    <a href="add.php" class="btn btn-primary" style="float:right;">Add New Record</a>
  </h2>
  <table class="table table-bordered table-striped" id="usersTable">
    <thead>
      <tr>
        <th>Id</th>
        <th>Name</th>
        <th>Email</th>
        <th>Username</th>
        <th>Action</th>
      </tr>
    </thead>
    <tbody>
        <?php
          $users = $userObj->displayData();
          foreach ($users as $rs) {
        ?>
        <tr>
          <td><?php echo $rs['id'] ?></td>
          <td><?php echo $rs['name'] ?></td>
          <td><?php echo $rs['email'] ?></td>
          <td><?php echo $rs['username'] ?></td>
          <td>
            <a href="edit.php?editId=<?php echo $rs['id'] ?>" style="color:green">
              <i class="fa fa-pencil" aria-hidden="true"></i></a> 
            <a href="index.php?deleteId=<?php echo $rs['id'] ?>" style="color:red" onclick="confirm('Are you sure want to delete this record')">
              <i class="fa fa-trash" aria-hidden="true"></i>
            </a>
          </td>
        </tr>
      <?php } ?>
    </tbody>
  </table>
</div>
<script src="https://cdn.jsdelivr.net/npm/jquery@3.6.0/dist/jquery.min.js"></script>
<script src="https://cdn.datatables.net/1.12.1/js/jquery.dataTables.min.js"></script>
<script>
$(document).ready( function () {
    $('#usersTable').DataTable();
} );
</script>
</body>
</html>
users.php
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//users.php
<?php
  
    class Users
    {
        private $servername = "localhost";
        private $username   = "root";
        private $password   = "";
        private $database   = "projectdb";
        public  $con;
  
  
        // Database Connection
        public function __construct()
        {
            $this->con = new mysqli($this->servername, $this->username,$this->password,$this->database);
            if(mysqli_connect_error()) {
                trigger_error("Failed to connect to MySQL: " . mysqli_connect_error());
            }else{
                return $this->con;
            }
        }
  
        // Insert data into table
        public function insertData($post)
        {
            $name = $this->con->real_escape_string($_POST['name']);
            $email = $this->con->real_escape_string($_POST['email']);
            $username = $this->con->real_escape_string($_POST['username']);
            $password = $this->con->real_escape_string(md5($_POST['password']));
            $query="INSERT INTO tblusers(name,email,username,password) VALUES('$name','$email','$username','$password')";
            $sql = $this->con->query($query);
            if ($sql==true) {
                header("Location:index.php?msg1=insert");
            }else{
                echo "Registration failed try again!";
            }
        }
  
        // Fetch all records
        public function displayData()
        {
            $query = "SELECT * FROM tblusers";
            $result = $this->con->query($query);
            if ($result->num_rows > 0) {
                $data = array();
                while ($row = $result->fetch_assoc()) {
                       $data[] = $row;
                }
                return $data;
            }else{
                echo "No found records";
            }
        }
  
        // Fetch single data
        public function displyaRecordById($id)
        {
            $query = "SELECT * FROM tblusers WHERE id = '$id'";
            $result = $this->con->query($query);
            if ($result->num_rows > 0) {
                $row = $result->fetch_assoc();
                return $row;
            }else{
                echo "Record not found";
            }
        }
  
        // Update data
        public function updateRecord($postData)
        {
            $name = $this->con->real_escape_string($_POST['uname']);
            $email = $this->con->real_escape_string($_POST['uemail']);
            $username = $this->con->real_escape_string($_POST['upname']);
            $id = $this->con->real_escape_string($_POST['id']);
            if (!empty($id) && !empty($postData)) {
                $query = "UPDATE tblusers SET name = '$name', email = '$email', username = '$username' WHERE id = '$id'";
                $sql = $this->con->query($query);
                if ($sql==true) {
                    header("Location:index.php?msg2=update");
                }else{
                    echo "Registration updated failed try again!";
                }
            }
              
        }
  
  
        // Delete data
        public function deleteRecord($id)
        {
            $query = "DELETE FROM tblusers WHERE id = '$id'";
            $sql = $this->con->query($query);
            if ($sql==true) {
                header("Location:index.php?msg3=delete");
            }else{
                echo "Record does not delete try again";
            }
        }
    }
?>
add.php
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//add.php
<?php
  
  // Include database file
  include 'users.php';
  
  $userObj = new Users();
  
  // Insert Record
  if(isset($_POST['submit'])) {
    $userObj->insertData($_POST);
  }
  
?>
<!DOCTYPE html>
<html lang="en">
<head>
  <title>PHP Mysqli OOP CRUD (Add, Edit, Delete, View) OOP (Object Oriented Programming)</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css">
  <link rel="stylesheet" href="https://pro.fontawesome.com/releases/v5.10.0/css/all.css"/>
</head>
<body>
  
<div class="card text-center" style="padding:15px;">
  <h4>PHP Mysqli OOP CRUD (Add, Edit, Delete, View) OOP (Object Oriented Programming)</h4>
</div><br>
  
<div class="container">
  <form action="add.php" method="POST">
    <div class="form-group">
      <label for="name">Name:</label>
      <input type="text" class="form-control" name="name" placeholder="Enter name" required="">
    </div>
    <div class="form-group">
      <label for="email">Email address:</label>
      <input type="email" class="form-control" name="email" placeholder="Enter email" required="">
    </div>
    <div class="form-group">
      <label for="username">Username:</label>
      <input type="text" class="form-control" name="username" placeholder="Enter username" required="">
    </div>
    <div class="form-group">
      <label for="password">Password:</label>
      <input type="password" class="form-control" name="password" placeholder="Enter password" required="">
    </div>
    <input type="submit" name="submit" class="btn btn-primary" style="float:right;" value="Submit">
  </form>
</div>
</body>
</html>
edit.php
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//edit.php
<?php
    
  // Include database file
  include 'users.php';
  
  $userObj = new Users();
  
  // Edit record
  if(isset($_GET['editId']) && !empty($_GET['editId'])) {
    $editId = $_GET['editId'];
    $rs = $userObj->displyaRecordById($editId);
  }
  
  // Update Record
  if(isset($_POST['update'])) {
    $userObj->updateRecord($_POST);
  } 
      
?>
<!DOCTYPE html>
<html lang="en">
<head>
  <title>PHP Mysqli OOP CRUD (Add, Edit, Delete, View) OOP (Object Oriented Programming)</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css">
  <link rel="stylesheet" href="https://pro.fontawesome.com/releases/v5.10.0/css/all.css"/>
</head>
<body>
  
<div class="card text-center" style="padding:15px;">
  <h4>PHP Mysqli OOP CRUD (Add, Edit, Delete, View) OOP (Object Oriented Programming)</h4>
</div><br>
  
<div class="container">
  <form action="edit.php" method="POST">
    <div class="form-group">
      <label for="name">Name:</label>
      <input type="text" class="form-control" name="uname" value="<?php echo $rs['name']; ?>" required="">
    </div>
    <div class="form-group">
      <label for="email">Email address:</label>
      <input type="email" class="form-control" name="uemail" value="<?php echo $rs['email']; ?>" required="">
    </div>
    <div class="form-group">
      <label for="username">Username:</label>
      <input type="text" class="form-control" name="upname" value="<?php echo $rs['username']; ?>" required="">
    </div>
    <div class="form-group">
      <input type="hidden" name="id" value="<?php echo $rs['id']; ?>">
      <input type="submit" name="update" class="btn btn-primary" style="float:right;" value="Update">
    </div>
  </form>
</div>
</body>
</html>
Posted by ednalan at 8:01 PM . Under .

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