jsda

download Welcome to Engineering Blog
http://localhost/CodeIgniter/index.php/Welcome/update
Code:

Controller file: welcome.php
<?php
defined('BASEPATH') OR exit('No direct script access allowed');

class Welcome extends CI_Controller {
        public function __construct()
        {
                // Call the CI_Model constructor
                parent::__construct();
                                $this->load->model('data_model');
        }
/**
* Index Page for this controller.
*
* Maps to the following URL
* http://example.com/index.php/welcome
* - or -
* http://example.com/index.php/welcome/index
* - or -
* Since this controller is set as the default controller in
* config/routes.php, it's displayed at http://example.com/
*
* So any other public methods not prefixed with an underscore will
* map to /index.php/welcome/<method_name>
* @see http://codeigniter.com/user_guide/general/urls.html
*/
public function index()
{
                            $data['data'] = $this->data_model->main_sticker_cat_list();
           // $data['data']="a";
                       //     print_r($data);
$this->load->view('welcome_message',$data);
                         $response = array('MESSAGE' => "REQUIRED_FIELD_MISSING", 'STATUS' => FALSE);
            return $this->output->set_output(json_encode(array("JSON_ROOT_OBJECT" => $response)));

}
        public function addedit()
        {
         //  echo "hi";
             $id = $_GET["id"];
             $data['users_list'] = $this->data_model->main_sticker_cat_list2($id);
            // print_r($data);
            $this->load->view('update_form',$data);
        }
        public function delete()
        {
            $this->load->view('welcome_message');
        }
        public function update()
        {
             $id = $this->input->post('id');
              $alink = trim($this->input->post('alink'));
       
           //print_r($_FILES);
           $this->db->select('image');
            $this->db->from('demo');
            $this->db->where_in('id', $id);
            $query = $this->db->get();
            foreach ($query->result() as $user) {
                $old_thumb = $user->image;
                $old_puzzle_file = $user->image;
            }
          $thumb_img = $_FILES['thumb_img']['name'];
            $thumb_img_type = $_FILES['thumb_img']['type'];
            $thumb_img_size = $_FILES['thumb_img']['size'];
            $thumb_img_name = $_FILES['thumb_img']['tmp_name'];
          //  echo $thumb_img;
            $base="localhost/CodeIgniter";
            if ($thumb_img != "") {
               // echo "hi";
                $thumb_img_imgSize = @getImageSize($thumb_img_name);
                $thumb_img_width = $thumb_img_imgSize[0];
                $thumb_img_height = $thumb_img_imgSize[1];
                if ( (($thumb_img_type == "image/x-png") || ($thumb_img_type == "image/png")||($thumb_img_type == "image/jpeg"))) {
                   //echo $old_thumb;
                    $file_name=rand();
                   // $file_name.=
                    $new_file_name = str_replace($base . 'image/', '', $thumb_img);
                    $thumb_path = "public/image/" . $new_file_name;
                        echo $thumb_path;

                    if (copy($_FILES['thumb_img']['tmp_name'], "" . $thumb_path)) {
                     //      echo "hi";
                        //date_default_timezone_set("" . SERVER_DEFAULT_TIMEZONE . "");
                        $time = $dateNow = date('Y-m-d H:i:s', time());
                        $thumb_path = $base . $thumb_path;
                        $data['thumb_image_url'] = $thumb_path;
                        $data['time'] = $time;
                         $this->db->where('id', $id);
           $data = array(
                'firstname' => $alink,
                'image'=>$new_file_name

            );
            $this->db->update('demo', $data);
                        echo "image upload successfully";
                         $response = array(MESSAGE => "REQUIRED_FIELD_MISSING", STATUS => FALSE);
            return $this->output->set_output(json_encode(array(JSON_ROOT_OBJECT => $response)));

                        //redirect('welcome');
                    } else {
                        echo "2";
                   //     $_SESSION['not_change'] = "<div style='color:#ff0000; text-align: center; font-size: 13px;'>Puzzle thumbnail uploading fail, please try again</div>";
                 //       redirect('puzzles/edit_puzzle?row_no=' . $row_no . '');
                    }
                } else {
                    echo "3";
               //     $_SESSION['not_change'] = "<div style='color:#ff0000; text-align: center; font-size: 13px;'>Icon must be .png and size must be less then 50 KB and resolution must be 300px X 300px.</div>";
             //       redirect('puzzles/edit_puzzle?row_no=' . $row_no . '');
                }
            }
           // redirect('welcome/index');
        }


}




Model File
data_model


<?php
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
class data_model extends CI_Model
{
            public function __construct()
        {
                // Call the CI_Model constructor
                parent::__construct();
                                $this->load->database();
                             
        }
    public function main_sticker_cat_list() {
        $query = $this->db->get('demo');
        return $query->result();
    }
    public function main_sticker_cat_list2($id) {
     
         $this->db->select('*');
        $this->db->from('demo');
        $this->db->where('id', $id);
        $query = $this->db->get();
        //echo $query;
        /* $query = $this->db->query("SELECT * FROM i_sticker_category WHERE category_id='$id'"); */
        return $query->result();
    }
}
?>

Edit form


<?php
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

?>

<html>
    <head>
        <title>Edit Form</title>
    </head>
    <body>
        <?php
     
              // print_r($users_list);
              $id=$users_list[0]->id;
               $link=$users_list[0]->firstname;
               $img=$users_list[0]->image;
               $base="http://localhost/CodeIgniter/public/image/";
        ?>
        <form action="update" method="POST" enctype="multipart/form-data">
         
            <input name="id" type="hidden" value="<?php echo $id; ?> ">
    Hyper Link:<input type="text" name="alink" id="alink" value="<?php echo $link?>"><br/><br/>

    Image:<input type="file" name="thumb_img" src="<?php echo $base.''.$img?>"><br/><br/>
    <img src="<?php echo $base.''.$img?>" width="150px" height="150px">
                        <button type="submit" class="btn btn-block btn-success" ><span class="semibold">Save</span></button>
</form>
        </body>
</html>