gistfile1.txt

// CONTROLLER ( THE PORTION THAT IS RELEVENT )

	public function validate() {
		//THIS LOADS THE MODEL THAT TAKES ALL THEIR INFO THEY TYPED AND INSERT IN THE DB
		$this->load->model('auth_model');
		$query = $this->auth_model->validate();

		if($query) {
			// IF THEIR INFO MATCHES UP, THEN START A SESSION WITH CI'S BUILT IN SESSION CLASS 
			$data = array(
				'email' => $this->input->post('email'),
				'password' => $this->input->post('password'),
				'is_logged_in' => true
				);
				// AUTO LOADED SESSION CLASS 
				$this->session->set_userdata($data);
				//THIS WILL TAKE THEM TO THE DASHBOARD PAGE IF EVERYTHING CHECKS OUT 

				redirect('home/dashboard');
		}
		// IF INCORRECT THEN RELOAD THE FORM FOR NOW
		else {

			$this->index();
		}
	}

//MODEL

<?php

class Auth_model extends CI_Model {

	public function validate() {


		//SEE IF THEIR INFO IS IN THE DB
		$this->db->where('email', $this->input->post('email'));
		$this->db->where('password', $this->input->post('password'));
		$query = $this->db->get('users');
		//IF THE QUERY MATCHES THEN START RETURN TRUE AND DO OTHER STUFF
		if($query->num_rows = 1) {

			return true;
		}
		else{

			$this->login();
		}
	}


}

//VIEW


<title>Login</title>

<div id="login_image">
</div>
<h1 id="login_text_basic">Please Sign In</h1>
<div id="login_form">
	
	<?php
	//THE FORM 
	echo form_open('home/dashboard');
	echo form_input('email', 'Email');
	echo form_password('password', 'Password');
	echo form_submit('submit', 'Login');
	echo form_close();
	?>
	
</div>