Created PHP file to sign up the user

signup.php

@@ -0,0 +1,27 @@
+<?php
+require_once 'db.inc.php';
+
+$email = $_GET['email'];
+$username = $_GET['username'];
+$password = $_GET['password'];
+$id = rand(0,99999999);
+
+$hash = password_hash($password,PASSWORD_BCRYPT);
+
+$session = init_cass_db();
+
+$statement = $session->prepare('SELECT id FROM users WHERE email=? OR username=? ALLOW FILTERING;');
+$result = $session->execute($statement, array('arguments' => array($email,$username)));
+
+if ($result->count() != 0) {
+	echo('The username or email address already exists. Please try another username/email address.');
+	exit();
+}
+
+$statement = $session->prepare('INSERT INTO users (id,email_addr,username,password_hash) VALUES (?,?,?,?);');
+$result = $session->execute($statement, array('arguments' => array($id,$email,$username,$hash)));
+
+echo('Registration successful.');
+
+
+?>