article

Wednesday, July 13, 2022

Codeigniter 4 CRUD Jquery Ajax (Create, Read, Update and Delete) with Bootstrap 5 Modal

Codeigniter 4 CRUD Jquery Ajax (Create, Read, Update and Delete) with Bootstrap 5 Modal

Download or Install Codeigniter 4

https://www.youtube.com/watch?v=YezQaWHZbis

Database table 

CREATE TABLE `students` (
  `id` int(11) NOT NULL,
  `first_name` varchar(64) NOT NULL,
  `last_name` varchar(64) NOT NULL,
  `address` text NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1;

INSERT INTO `students` (`id`, `first_name`, `last_name`, `address`) VALUES
(1, 'Cairocoders', 'Ednalan', 'Olongapo City'),
(2, 'Clydey', 'Ednalan', 'Olongapo City'),
(4, 'cairty sdf', 'Mojica sdf ', 'Olongaposdf '),
(5, 'Airi', 'Satou', 'Tokyo'),
(6, 'Angelica', 'Ramos', 'London'),
(7, 'Ashton', 'Cox', 'San Francisco'),
(8, 'Bradley', 'Greer', 'London'),
(9, 'Brenden', 'Wagner', 'San Francisco'),
(10, 'Brielle', 'Williamson', 'London'),
(11, 'Caesar', 'Vance', 'New York'),
(12, 'Cara', 'Stevens', 'New York'),
(13, 'Cedric', 'Kelly', 'Edinburgh');

ALTER TABLE `students`
  ADD PRIMARY KEY (`id`);

ALTER TABLE `students`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT, AUTO_INCREMENT=14;
  
https://datatables.net/

DataTables is a table enhancing plug-in for the jQuery Javascript library, adding sorting, paging and filtering abilities to plain HTML tables with minimal effort.

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
setup database
app/config/database.php
?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
//app/config/database.php
    public $default = [
        'DSN'      => '',
        'hostname' => 'localhost',
        'username' => 'root',
        'password' => '',
        'database' => 'codeigniterDB',
        'DBDriver' => 'MySQLi',
        'DBPrefix' => '',
        'pConnect' => false,
        'DBDebug'  => (ENVIRONMENT !== 'production'),
        'charset'  => 'utf8',
        'DBCollat' => 'utf8_general_ci',
        'swapPre'  => '',
        'encrypt'  => false,
        'compress' => false,
        'strictOn' => false,
        'failover' => [],
        'port'     => 3306,
    ];
Create New Model
app/Models/StudentModel.php
?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
//app/Models/StudentModel.php
<?php
  
namespace App\Models;
use CodeIgniter\Database\ConnectionInterface;
use CodeIgniter\Model;
   
class StudentModel extends Model
{
    protected $table = 'Students';
   
    protected $allowedFields = ['first_name','last_name','address'];
      
    public function __construct() {
        parent::__construct();
        //$this->load->database();
        $db = \Config\Database::connect();
        $builder = $db->table('Students');
    }
      
    public function insert_data($data) {
        if($this->db->table($this->table)->insert($data))
        {
            return $this->db->insertID();
        }
        else
        {
            return false;
        }
    }
}
?>
Create Controller
app/Controllers/Student.php
?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
//app/Controllers/Student.php
<?php
  
namespace App\Controllers;
   
use CodeIgniter\Controller;
use App\Models\StudentModel;
   
class Student extends Controller
{
   
    public function index()
    {   
        $model = new StudentModel();
   
        $data['students_detail'] = $model->orderBy('id', 'DESC')->findAll();
          
        return view('list', $data);
    }   
  
   
    public function store()
    { 
        helper(['form', 'url']);
           
        $model = new StudentModel();
          
        $data = [
            'first_name' => $this->request->getVar('txtFirstName'),
            'last_name'  => $this->request->getVar('txtLastName'),
            'address'  => $this->request->getVar('txtAddress'),
            ];
        $save = $model->insert_data($data);
        if($save != false)
        {
            $data = $model->where('id', $save)->first();
            echo json_encode(array("status" => true , 'data' => $data));
        }
        else{
            echo json_encode(array("status" => false , 'data' => $data));
        }
    }
   
    public function edit($id = null)
    {
        
     $model = new StudentModel();
      
     $data = $model->where('id', $id)->first();
       
    if($data){
            echo json_encode(array("status" => true , 'data' => $data));
        }else{
            echo json_encode(array("status" => false));
        }
    }
   
    public function update()
    { 
   
        helper(['form', 'url']);
           
        $model = new StudentModel();
  
        $id = $this->request->getVar('hdnStudentId');
  
         $data = [
            'first_name' => $this->request->getVar('txtFirstName'),
            'last_name'  => $this->request->getVar('txtLastName'),
            'address'  => $this->request->getVar('txtAddress'),
            ];
  
        $update = $model->update($id,$data);
        if($update != false)
        {
            $data = $model->where('id', $id)->first();
            echo json_encode(array("status" => true , 'data' => $data));
        }
        else{
            echo json_encode(array("status" => false , 'data' => $data));
        }
    }
   
    public function delete($id = null){
        $model = new StudentModel();
        $delete = $model->where('id', $id)->delete();
        if($delete)
        {
           echo json_encode(array("status" => true));
        }else{
           echo json_encode(array("status" => false));
        }
    }
}
  
?>
Create View
app/View/list.php
?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
//app/View/list.php
<!DOCTYPE html>
<html lang="en">
<head>
<title>Codeigniter 4 CRUD Jquery Ajax (Create, Read, Update and Delete) with Bootstrap 5 Modal</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">
<script src="https://cdn.jsdelivr.net/npm/jquery@3.6.0/dist/jquery.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/js/bootstrap.min.js"></script>
<link rel="stylesheet" type="text/css" href="https://cdn.datatables.net/1.12.1/css/jquery.dataTables.min.css">
<script type="text/javascript" src="https://cdn.datatables.net/1.12.1/js/jquery.dataTables.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-validate/1.19.0/jquery.validate.js"></script>
</head>
<body>
<div class="container"><br/><br/>
    <div class="row">
        <div class="col-lg-10">
            <h2>Codeigniter 4 CRUD Jquery Ajax (Create, Read, Update and Delete) with Bootstrap 5 Modal</h2>
        </div>
        <div class="col-lg-2">
            <button type="button" class="btn btn-primary" data-bs-toggle="modal" data-bs-target="#addModal">
                Add New Student
            </button>
        </div>
    </div>
 
    <table class="table table-bordered table-striped" id="studentTable">
        <thead>
            <tr>
                <th>id</th>
                <th>First Name</th>
                <th>Last Name</th>
                <th>Address</th>
                <th width="280px">Action</th>
            </tr>
        </thead> 
        <tbody>
       <?php
        foreach($students_detail as $row){
        ?>
        <tr id="<?php echo $row['id']; ?>">
            <td><?php echo $row['id']; ?></td>
            <td><?php echo $row['first_name']; ?></td>
            <td><?php echo $row['last_name']; ?></td>
            <td><?php echo $row['address']; ?></td>
            <td>
            <a data-id="<?php echo $row['id']; ?>" class="btn btn-primary btnEdit">Edit</a>
            <a data-id="<?php echo $row['id']; ?>" class="btn btn-danger btnDelete">Delete</a>
            </td>
        </tr>
        <?php
        }
        ?>
        </tbody>
    </table>
    <div class="modal fade" id="addModal" tabindex="-1" aria-labelledby="ModalLabel" aria-hidden="true">
        <div class="modal-dialog">
            <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title" id="ModalLabel">Add New Student</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
            </div>
            <form id="addStudent" name="addStudent" action="<?php echo site_url('student/store');?>" method="post">
            <div class="modal-body">
                    <div class="form-group">
                        <label for="txtFirstName">First Name:</label>
                        <input type="text" class="form-control" id="txtFirstName" placeholder="Enter First Name" name="txtFirstName">
                    </div>
                    <div class="form-group">
                        <label for="txtLastName">Last Name:</label>
                        <input type="text" class="form-control" id="txtLastName" placeholder="Enter Last Name" name="txtLastName">
                    </div>
                    <div class="form-group">
                        <label for="txtAddress">Address:</label>
                        <textarea class="form-control" id="txtAddress" name="txtAddress" rows="10" placeholder="Enter Address"></textarea>
                    </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Close</button>
                <button type="submit" class="btn btn-primary">Submit</button>
            </div>
            </form>
            </div>
        </div>
    </div>
 
    <div class="modal fade" id="updateModal" tabindex="-1" aria-labelledby="ModalLabel" aria-hidden="true">
        <div class="modal-dialog">
            <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title" id="ModalLabel">Update Student</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close"></button>
            </div>
            <form id="updateStudent" name="updateStudent" action="<?php echo site_url('student/update');?>" method="post">
            <div class="modal-body">
                <input type="hidden" name="hdnStudentId" id="hdnStudentId"/>
                <div class="form-group">
                    <label for="txtFirstName">First Name:</label>
                    <input type="text" class="form-control" id="txtFirstName" placeholder="Enter First Name" name="txtFirstName">
                </div>
                <div class="form-group">
                    <label for="txtLastName">Last Name:</label>
                    <input type="text" class="form-control" id="txtLastName" placeholder="Enter Last Name" name="txtLastName">
                </div>
                <div class="form-group">
                    <label for="txtAddress">Address:</label>
                    <textarea class="form-control" id="txtAddress" name="txtAddress" rows="10" placeholder="Enter Address"></textarea>
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Close</button>
                <button type="submit" class="btn btn-primary">Submit</button>
            </div>
            </form>
            </div>
        </div>
    </div>
 
</div>
 
<script>
$(document).ready(function () {
    $('#studentTable').DataTable();
 
    $("#addStudent").validate({
        rules: {
            txtFirstName: "required",
            txtLastName: "required",
            txtAddress: "required"
        },
        messages: {
        },
           
        submitHandler: function(form) {
            var form_action = $("#addStudent").attr("action");
            $.ajax({
                data: $('#addStudent').serialize(),
                url: form_action,
                type: "POST",
                dataType: 'json',
                success: function (res) {
                    var student = '<tr id="'+res.data.id+'">';
                    student += '<td>' + res.data.id + '</td>';
                    student += '<td>' + res.data.first_name + '</td>';
                    student += '<td>' + res.data.last_name + '</td>';
                    student += '<td>' + res.data.address + '</td>';
                    student += '<td><a data-id="' + res.data.id + '" class="btn btn-primary btnEdit">Edit</a>  <a data-id="' + res.data.id + '" class="btn btn-danger btnDelete">Delete</a></td>';
                    student += '</tr>';           
                    $('#studentTable tbody').prepend(student);
                    $('#addStudent')[0].reset();
                    $('#addModal').modal('hide');
                },
                    error: function (data) {
                }
            });
        }
    });
 
    $('body').on('click', '.btnEdit', function () {
        var student_id = $(this).attr('data-id');
        $.ajax({
            url: 'student/edit/'+student_id,
            type: "GET",
            dataType: 'json',
            success: function (res) {
                $('#updateModal').modal('show');
                $('#updateStudent #hdnStudentId').val(res.data.id);
                $('#updateStudent #txtFirstName').val(res.data.first_name);
                $('#updateStudent #txtLastName').val(res.data.last_name);
                $('#updateStudent #txtAddress').val(res.data.address);
            },
                error: function (data) {
            }
        });
    });
     
    $("#updateStudent").validate({
        rules: {
            txtFirstName: "required",
            txtLastName: "required",
            txtAddress: "required"
        },
            messages: {
        },
        submitHandler: function(form) {
            var form_action = $("#updateStudent").attr("action");
            $.ajax({
                data: $('#updateStudent').serialize(),
                url: form_action,
                type: "POST",
                dataType: 'json',
                success: function (res) {
                    var student = '<td>' + res.data.id + '</td>';
                    student += '<td>' + res.data.first_name + '</td>';
                    student += '<td>' + res.data.last_name + '</td>';
                    student += '<td>' + res.data.address + '</td>';
                    student += '<td><a data-id="' + res.data.id + '" class="btn btn-primary btnEdit">Edit</a>  <a data-id="' + res.data.id + '" class="btn btn-danger btnDelete">Delete</a></td>';
                    $('#studentTable tbody #'+ res.data.id).html(student);
                    $('#updateStudent')[0].reset();
                    $('#updateModal').modal('hide');
                },
                    error: function (data) {
                }
            });
        }
    });
 
    $('body').on('click', '.btnDelete', function () {
        var student_id = $(this).attr('data-id');
        $.get('student/delete/'+student_id, function (data) {
            $('#studentTable tbody #'+ student_id).remove();
        })
    }); 
});  
</script>
</body>
</html>
Create Routes
app/Config/Routes.php
?
1
2
3
4
5
6
7
8
9
//app/Config/Routes.php
$routes->get('/', 'Home::index');
 
// CRUD Routes
$routes->get('student', 'Student::index');
$routes->post('student/store', 'Student::store');
$routes->get('student/edit/(:num)', 'Student::edit/$1');
$routes->get('student/delete/(:num)', 'Student::delete/$1');
$routes->post('student/update', 'Student::update');
Base Site URL
app/Config/App.php
public $baseURL = 'http://localhost:8080/';

Run
C:\xampp\htdocs\codeigniter4>php spark serve

http://localhost:8080/student
Posted by ednalan at 8:59 PM . Under .

Related Post