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: / home / ksclnmuac / public_html / ci_panel / application / controllers / admin /
Filename : Teacher.php
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<?php

    class Teacher extends CI_controller{
        public function __construct()
        {
            # code...
            parent::__construct();
            $admin = $this->session->userdata('admin');
            if(empty($admin)){
                $this->session->set_flashdata('msg', 'Your session has been expired');
                redirect(base_url('admin/login/index'));   
            }
        }

        
        public function index()
        {
            # code...
            $data = [];
            // for sidebar
            $data['mainModule'] = 'teacher';
            $data['subModule'] = 'teacher_view';
            $this->load->model('Teacher_model');
            $teachers = $this->Teacher_model->get_teacher();
            $data['teachers'] = $teachers;
            $this->load->view('admin/teacher/teacher_view', $data);
        }


        public function teacher_add()
        {
            # code...
            $data = [];

            $data['mainModule'] = 'teacher';
            $data['subModule'] = 'teacher_add';

            $config['upload_path']          = './public/uploads/teacher/';
            $config['allowed_types']        = 'png|jpeg|jpg';
            $config['encrypt_name']         = TRUE;
            
            $this->load->library('upload', $config);
            $this->load->library('form_validation');
            $this->load->model('Teacher_model');
            $this->load->model('department_model');

            $department = $this->department_model->index();
            $data['department'] = $department;
            
            $this->form_validation->set_rules('name', 'Teacher Name', 'trim|required');
            $this->form_validation->set_rules('dob', 'Date of Birth', 'trim|required');
            $this->form_validation->set_rules('gender', 'Gender', 'trim|required');
            $this->form_validation->set_rules('fname', 'Father Name', 'trim|required');
            $this->form_validation->set_rules('mob', 'Mobile Number', 'trim|required|min_length[10]|max_length[13]');
            $this->form_validation->set_rules('email', 'Email', 'trim|required');
            $this->form_validation->set_rules('department', 'Department', 'trim|required');
            $this->form_validation->set_rules('designation', 'Designation', 'trim|required');
            $this->form_validation->set_rules('qualification', 'Qualification', 'trim|required');
            $this->form_validation->set_rules('address', 'Address', 'trim|required');
            $this->form_validation->set_error_delimiters('<p class="invalid-feedback">', '</p>');

            if($this->form_validation->run()==TRUE){
                if(!empty($_FILES['file']['name'])){

                    if($this->upload->do_upload('file')){
                        $data = $this->upload->data();

                        $formArray['name'] = $this->input->post('name');
                        $formArray['dob'] = $this->input->post('dob');
                        $formArray['fname'] = $this->input->post('fname');
                        $formArray['gender'] = $this->input->post('gender');
                        $formArray['mobile'] = $this->input->post('mob');
                        $formArray['email'] = $this->input->post('email');
                        $formArray['dept_id'] = $this->input->post('department');
                        $formArray['designation'] = $this->input->post('designation');
                        $formArray['qualification'] = $this->input->post('qualification');
                        $formArray['address'] = $this->input->post('address');
                        $formArray['pic'] = $data['file_name'];
                        $formArray['dor'] = date('Y-m-d H:i:s');
                        $this->Teacher_model->add_teacher($formArray);

                        $this->session->set_flashdata('success', 'Teacher added successfully.');
                        redirect(base_url().'admin/teacher/index');

                    }else{
                        $error = $this->upload->display_errors("<p class='invalid-feedback'>", "</p>");
                        $data['errorImageUpload'] = $error;
                        $this->load->view('admin/teacher/teacher_add', $data);
                    }

                }else{
                    $formArray['name'] = $this->input->post('name');
                    $formArray['dob'] = $this->input->post('dob');
                    $formArray['fname'] = $this->input->post('fname');
                    $formArray['gender'] = $this->input->post('gender');
                    $formArray['mobile'] = $this->input->post('mob');
                    $formArray['email'] = $this->input->post('email');
                    $formArray['dept_id'] = $this->input->post('department');
                    $formArray['designation'] = $this->input->post('designation');
                    $formArray['qualification'] = $this->input->post('qualification');
                    $formArray['address'] = $this->input->post('address');
                    $formArray['dor'] = date('Y-m-d H:i:s');
                    $this->Teacher_model->add_teacher($formArray);

                    $this->session->set_flashdata('success', 'Teacher added successfully.');
                    redirect(base_url().'admin/teacher/index');
                }
            }else{
                 // will show error
                 $this->load->view('admin/teacher/teacher_add', $data);
            }

        }





        public function delete($id)
        {
            # code...
            $this->load->model('Teacher_model');
            $tech = $this->Teacher_model->getTeach($id);
            if(empty($tech)){
                $this->session->set_flashdata('error', 'Teacher data not found!');
                redirect(base_url().'admin/teacher/index');
            }else{
                if(file_exists('./public/uploads/teacher/'.$tech[0]['pic'])){
                    unlink('./public/uploads/teacher/'.$tech[0]['pic']);
                }

                $this->Teacher_model->deleteTeacher($id);
                $this->session->set_flashdata('success', 'Teacher deleted successfully!');
                redirect(base_url().'admin/teacher/index');
            }
        }





        public function edit($id)
        {
            # code...
            $data = [];

            $data['mainModule'] = 'teacher';
            $data['subModule'] = '';

            $config['upload_path']          = './public/uploads/teacher/';
            $config['allowed_types']        = 'png|jpeg|jpg';
            $config['encrypt_name']         = TRUE;
            
            $this->load->library('upload', $config);
            $this->load->library('form_validation');
            $this->load->model('Teacher_model');
            $this->load->model('department_model');


            $techSingle = $this->Teacher_model->getTeach($id);
            if(empty($techSingle)){
                $this->session->set_flashdata('error', 'Teacher not found!');
                redirect(base_url('admin/teacher/index'));
            }

            $department = $this->department_model->index();
            $data['department'] = $department;
            $data['tech'] = $techSingle;

            
            $this->form_validation->set_rules('name', 'Teacher Name', 'trim|required');
            $this->form_validation->set_rules('dob', 'Date of Birth', 'trim|required');
            $this->form_validation->set_rules('gender', 'Gender', 'trim|required');
            $this->form_validation->set_rules('fname', 'Father Name', 'trim|required');
            $this->form_validation->set_rules('mob', 'Mobile Number', 'trim|required|min_length[10]|max_length[13]');
            $this->form_validation->set_rules('email', 'Email', 'trim|required');
            $this->form_validation->set_rules('department', 'Department', 'trim|required');
            $this->form_validation->set_rules('designation', 'Designation', 'trim|required');
            $this->form_validation->set_rules('qualification', 'Qualification', 'trim|required');
            $this->form_validation->set_rules('address', 'Address', 'trim|required');
            $this->form_validation->set_error_delimiters('<p class="invalid-feedback">', '</p>');

            if($this->form_validation->run()==TRUE){
                if(!empty($_FILES['file']['name'])){

                    if($this->upload->do_upload('file')){
                        $data = $this->upload->data();

                        $path = './public/uploads/teacher/'.$techSingle[0]['pic'];
                        if(file_exists($path)){
                            unlink($path);
                        }

                        $formArray['name'] = $this->input->post('name');
                        $formArray['dob'] = $this->input->post('dob');
                        $formArray['fname'] = $this->input->post('fname');
                        $formArray['gender'] = $this->input->post('gender');
                        $formArray['mobile'] = $this->input->post('mob');
                        $formArray['email'] = $this->input->post('email');
                        $formArray['dept_id'] = $this->input->post('department');
                        $formArray['designation'] = $this->input->post('designation');
                        $formArray['qualification'] = $this->input->post('qualification');
                        $formArray['address'] = $this->input->post('address');
                        $formArray['pic'] = $data['file_name'];
                        $formArray['dor'] = date('Y-m-d H:i:s');
                        $this->Teacher_model->update_teacher($id, $formArray);

                        $this->session->set_flashdata('success', 'Teacher updated successfully.');
                        redirect(base_url().'admin/teacher/index');

                    }else{
                        $error = $this->upload->display_errors("<p class='invalid-feedback'>", "</p>");
                        $data['errorImageUpload'] = $error;
                        $this->load->view('admin/teacher/teacher_update', $data);
                    }

                }else{
                    $formArray['name'] = $this->input->post('name');
                    $formArray['dob'] = $this->input->post('dob');
                    $formArray['fname'] = $this->input->post('fname');
                    $formArray['gender'] = $this->input->post('gender');
                    $formArray['mobile'] = $this->input->post('mob');
                    $formArray['email'] = $this->input->post('email');
                    $formArray['dept_id'] = $this->input->post('department');
                    $formArray['designation'] = $this->input->post('designation');
                    $formArray['qualification'] = $this->input->post('qualification');
                    $formArray['address'] = $this->input->post('address');
                    $formArray['dor'] = date('Y-m-d H:i:s');
                    $this->Teacher_model->update_teacher($id, $formArray);

                    $this->session->set_flashdata('success', 'Teacher updated successfully.');
                    redirect(base_url().'admin/teacher/index');
                }
            }else{
                 // will show error
                 $this->load->view('admin/teacher/teacher_update', $data);
            }

        }


    }