In view make file index_view.php and write the following code
<?php
defined(‘BASEPATH’) OR exit(‘No direct script access allowed’);
?>
<!DOCTYPE html>
<html lang=”en”>
<head>
<meta charset=”utf-8″>
<title>How to upload and Extract Zip file in CodeIgniter</title>
</head>
<body>
<?php
// Message
echo $this->session->flashdata(‘msg’);
?>
<!– Form –>
<form method=’post’ action='<?= base_url() ?>index.php/unzip/extract/’ enctype=’multipart/form-data’>
<input type=’file’ name=’file’>
<input type=”submit” name=”submit” value=”Upload & Extract”>
</form>
</body>
</html>
In controller write the following code inside unzip.php
<?php
defined(‘BASEPATH’) OR exit(‘No direct script access allowed’);
class Unzip extends CI_Controller {
public function __construct(){
parent::__construct();
$this->load->helper(‘url’);
// Load session library
$this->load->library(‘session’);
}
public function index(){
// Load view
$this->load->view(‘index_view’);
}
// Upload and Extract zip file
public function extract(){
// Check form submit or not
if($this->input->post(‘submit’) != NULL ){
if(!empty($_FILES[‘file’][‘name’])){
// Set preference
$config[‘upload_path’] = ‘uploads/’;
$config[‘allowed_types’] = ‘zip’;
$config[‘max_size’] = ‘5120’; // max_size in kb (5 MB)
$config[‘file_name’] = $_FILES[‘file’][‘name’];
// Load upload library
$this->load->library(‘upload’,$config);
// File upload
if($this->upload->do_upload(‘file’)){
// Get data about the file
$uploadData = $this->upload->data();
$filename = $uploadData[‘file_name’];
## Extract the zip file —- start
$zip = new ZipArchive;
$res = $zip->open(“uploads/”.$filename);
if ($res === TRUE) {
// Unzip path
$extractpath = “files/”;
// Extract file
$zip->extractTo($extractpath);
$zip->close();
$this->session->set_flashdata(‘msg’,’Upload & Extract successfully.’);
} else {
$this->session->set_flashdata(‘msg’,’Failed to extract.’);
}
## —- end
}else{
$this->session->set_flashdata(‘msg’,’Failed to upload’);
}
}else{
$this->session->set_flashdata(‘msg’,’Failed to upload’);
}
}
redirect(‘/’);
}
}
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