<?php
class UsersController extends AppController {

	var $name = 'Users';

	var $hasMany = array('Alerta' => array('className' => 'Alerta'));

    	function login()
    	{
        $this->set('error', false);
        if (!empty($this->data))
        {
        $someone = $this->User->findByUsername($this->data['User']['username']);
	if(!empty($someone['User']['password']) && $someone['User']['password'] == md5($this->data['User']['password']))
		{
		$this->Session->write('User', $someone['User']);
		$this->Session->write('UserId', $someone['User']['id']);
		$this->redirect('/users/profile');
    		} else {
		$this->set('error', true);
    		}
		}
	}

	function add()
	{
	if (!empty($this->data)) {
		$this->data['User']['password'] = md5($this->data['User']['password']);		
		if ($this->User->save($this->data)) {
	        	$this->redirect('/users/login');
	    	}
   	}
	}

	function profile($id = null) {
	        $this->checkSession();
		$id = $this->Session->read('UserId');
		$this->set('user', $this->User->read(null, $id));
	}

	function edit($id = null)
	{
	$id = $this->Session->read('UserId');
	    if (empty($this->data))
	    {
		$this->User->id = $id;
		$this->data = $this->User->read();
	    }
	    else
	    {
	    	$this->data['User']['password'] = md5($this->data['User']['password']);
		if ($this->User->save($this->data['User']))
		{
		    $this->redirect('/users/profile');
		}
	    }
	}

	function delete()
	{
        $this->checkSession();
	$id = $this->Session->read('UserId');
	$this->User->del($id);
	$this->Session->delete('User');  
	$this->Session->delete('UserId'); 
	$this->redirect('/');
	}

	function logout()
	{
		$this->checkSession();
		$this->Session->delete('User');  
		$this->Session->delete('UserId'); 
		$this->redirect('/');
	}
}
?>