Saturday, April 16, 2016

Uploading Image File With PHP (Creating Database Class) : Part-02

config.php 
<?php
define('DB_HOST', 'localhost');
define('DB_USER', 'root');
define('DB_PASS', '');
define('DB_NAME', 'fileupload');
Database.php 
<?php
/**
* Database Class
*/
class Database{
 public $host   = DB_HOST;
 public $user   = DB_USER;
 public $pass   = DB_PASS;
 public $dbname = DB_NAME;

 public $link;
 public $error;

 function __construct(){
  $this->connectDB();
 }

 private function connectDB(){
  $this->link = new mysqli($this->host, $this->user, $this->pass, 
  $this->dbname);
  if (!$this->link) {
   $this->error = "Connection fail.".$this->link->connect_error;
  }
 }

 //Insert Data
 public function insert($data){
  $insert_row = $this->link->query($data) or 
  die($this->link->error.__LINE__);
  if ($insert_row) {
   return $insert_row;
  } else {
   return false;
  }
 }

 // Select Data
 public function select($data){
  $result = $this->link->query($data) or 
  die($this->link->error.__LINE__);
  if ($result->num_rows > 0) {
   return $result;
  } else {
   return false;
  }
 }
}
?>
Include the below code in index.php 
<?php
include 'lib/config.php';
include 'lib/Database.php';
$db = new Database();
?>

How to practice tutorials…

  • Make a team with your friends (Member should be 4/5).
  • Start to practice one tutorial series along with them.
  • Don’t try to collect source code. Type the code while watching the tutorial.
  • If you face any problem, discuss with team members to solve quickly.