<?php

class User extends Controller {

	function User()
	{
		parent::Controller();
		$this->output->enable_profiler(TRUE);
		// Load email library
		$this->load->library('email');
	}

	/*
	******************
	* PAGE FUNCTIONS *
	******************
	*/

	// Login
	function login()
	{
		// Validation Rules
		$rules = array(
			'email' => 'required|callback_check_login',
			'password' => 'required');

		// Set validation rules
       		$this->validation->set_rules($rules);

		// Validation fields
		$fields = array(
			'email'=>'Email Address',
			'password'=>'Password');

		// Set error delimiters
		$this->validation->set_error_delimiters('<li>', '</li>');

		// Set validation fields
		$this->validation->set_fields($fields);

		if ($this->validation->run())
		{
			// Redirect logged in users to home.
			redirect("my/home");
		}
		else
		{
			// Write form view to template engine
			$this->template->write_view('content', 'forms/login');
			// render page
			$this->template->render();
		}
	}

	// Register
	function register()
	{
		// Validation Rules
		$rules = array(
			'first_name' => 'required',
			'last_name' => 'required',
			'email' => 'required|valid_email|callback_email_check',
			'password' => 'required|matches[confirm_password]',
			'confirm_password' => 'required',
			'gender' => 'required',
			'day' => 'required',
			'month' => 'required',
			'year' => 'required');

		// Set validation rules
       		$this->validation->set_rules($rules);

		// Validation fields
		$fields = array(
			'first_name'=>'First Name',
			'last_name'=>'Last Name',
			'email'=>'Email Address',
			'password'=>'Password',
			'confirm_password'=>'Confirm Password',
			'gender'=>'Gender',
			'day'=>'Day',
			'month'=>'Month',
			'year'=>'Year');

		// Set error delimiters
		$this->validation->set_error_delimiters('<li>', '</li>');

		// Set validation fields
		$this->validation->set_fields($fields);

		if ($this->validation->run())
		{
			// Create birthday stamp.
			$birthday = mktime(0, 0, 0, $this->input->post('month'), $this->input->post('day'), $this->input->post('year'));
			// Database fields
			$data = array(
               		'First_Name' => $this->input->post('first_name'),
               		'Last_Name' => $this->input->post('last_name'),
               		'Email' => $this->input->post('email'),
			'Password' => md5($this->input->post('password')),
			'Birth' => $birthday,
			'Gender' => $this->input->post('gender'),
			'Stamp' => time()
            		);
			// Create user.
			$this->User_auth->create_user($data);

			// Send out Activation email
			$this->email->from('auto@domain.com', 'Site');
			$this->email->to($this->input->post('email'));

			$this->email->subject('Site Account Activation');

			// Email template.
			$message = 'You need to activate your account before you are able to login.'."\n\n";
			$message .= 'Click or paste the link below into your browser to activate your account.'."\n";
			$message .= $this->config->site_url().'/activate/'.md5($this->input->post('email')).''."\n\n";
			$message .= '*******************'."\n";
			$message .= '* ACCOUNT DETAILS *'."\n";
			$message .= '*******************'."\n";
			$message .= 'username: '.$this->input->post('email').''."\n";
			$message .= 'password: '.$this->input->post('password').''."\n\n";
			$message .= 'The [Site] Team';

			$this->email->message($message);

			$this->email->send();

			$content_body = '<p>Your account has been successfully created.</p>';
			$content_body .= '<p>You will be sent out an acivation e-mail in the next 24/48 hours.</p>';
			$content_body .= '<p>If you don\'t recieve your acivation e-mail please contact the support team at help@domain.com</p>';

			$content = array('title'=>'Congratulations','content'=>$content_body);

			// Write form view to template engine
			$this->template->write_view('body', 'content/message', $content);
			// render page
			$this->template->render();
		}
		else
		{
			// Write form view to template engine
			$this->template->write_view('body', 'forms/register');
			// render page
			$this->template->render();
		}
	}

	// Activation
	function activate()
	{
		// Grab segment 3 from URL
		$email = $this->uri->segment(3);
		// Check to see if email is not empty
		if (!empty($email))
		{
			// Query
			$query = $this->db->get_where("users", array('MD5(Email)' => $email));
			// Row count from results
			if ($query->num_rows() > 0)
			{
				// Get results
				$row = $query->row();
				// Check if user account has been activated
				if ($row->Activate == 0)
				{
					// update activation details for this user account
					$data = array('Activate' => 1);
					$where = "MD5(Email)='".$email."'";
					$str = $this->db->update_string('users', $data, $where);
				 	$this->db->query($str);

					// dump complete message
					$content_body = '<p>Your account has been successfully activated.</p>';
					$content_body .= '<p><a href="#" title="">Login to your account</a></p>';

					$content = array('title'=>'Activated','content'=>$content_body);

					// Write form view to template engine
					$this->template->write_view('body', 'content/message', $content);
					// render page
					$this->template->render();
				}
				else
				{
					// dump error message (account is allready active)
					$content_body = '<p>Your account has allready been activated.</p>';

					$content = array('title'=>'Activation Error (ACCA)','content'=>$content_body);

					// Write form view to template engine
					$this->template->write_view('body', 'content/message', $content);
					// render page
					$this->template->render();
				}
			}
			else
			{
				// dump error message (no user found)
				$content_body = '<p>There were problems when trying to activate your account.</p>';
				$content_body .= '<p>if the problem persists please contact the support team at help@domain.com</p>';

				$content = array('title'=>'Activation Error (NOUSR)','content'=>$content_body);

				// Write form view to template engine
				$this->template->write_view('body', 'content/message', $content);
				// render page
				$this->template->render();
			}
		}
		else
		{
			// dump error message (no segments found)
			$content_body = '<p>There were problems when trying to activate your account.</p>';
			$content_body .= '<p>if the problem persists please contact the support team at help@domain.com</p>';

			$content = array('title'=>'Activation Error (NOSEG)','content'=>$content_body);

			// Write form view to template engine
			$this->template->write_view('body', 'content/message', $content);
			// render page
			$this->template->render();
		}
	}

	/*
	***************************
	* FORM CALLBACK FUNCTIONS *
	***************************
	*/

	// Check to see if username is in our database.
	function email_check($str)
	{
		// Query
		$query = $this->db->get_where("users", array('Email' => $str));
		// Row count from results
		if ($query->num_rows() > 0)
		{
			// Add error and return false
			$this->validation->set_message('email_check', 'E-mail address you have entered is allready in our database.');
			return FALSE;
		}
		else
		{
			// Return true with no error
			return TRUE;
		}
	}

	// Check to see if the user exists and attempt a login.
	function check_login($email)
	{
  		$password = md5($this->input->post('password'));
  		if ($this->user_auth->try_login(array('Email'=>$email, 'Password'=>$password)))
		{
    			return TRUE;
  		}
		else
		{
    			$this->validation->set_message('check_login', 'Your Email/Password do not match our records.');
    			return FALSE;
  		}
	}
}

/* End of file user.php */
/* Location: ./system/application/controllers/user.php */