MaketRandevu/src/application/models/user_model.php

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<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed.');
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/* ----------------------------------------------------------------------------
* Easy!Appointments - Open Source Web Scheduler
*
* @package EasyAppointments
* @author A.Tselegidis <alextselegidis@gmail.com>
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* @copyright Copyright (c) 2013 - 2016, Alex Tselegidis
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* @license http://opensource.org/licenses/GPL-3.0 - GPLv3
* @link http://easyappointments.org
* @since v1.0.0
* ---------------------------------------------------------------------------- */
/**
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* User Model
*
* Contains current user's methods.
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*
* @package Model
*/
class User_Model extends CI_Model {
/**
* Class Constructor
*/
public function __construct() {
parent::__construct();
}
/**
* Returns the user settings from the database.
*
* @param numeric $user_id User record id of which the settings will be returned.
* @return array Returns an array with user settings.
*/
public function get_settings($user_id) {
$user = $this->db->get_where('ea_users', array('id' => $user_id))->row_array();
$user['settings'] = $this->db->get_where('ea_user_settings', array('id_users' => $user_id))->row_array();
unset($user['settings']['id_users']);
return $user;
}
/**
* This method saves the user settings into the database.
*
* @param array $user Contains the current users settings.
* @return bool Returns the operation result.
*/
public function save_settings($user) {
$user_settings = $user['settings'];
$user_settings['id_users'] = $user['id'];
unset($user['settings']);
// Prepare user password (hash).
if (isset($user_settings['password'])) {
$this->load->helper('general');
$salt = $this->db->get_where('ea_user_settings', array('id_users' => $user['id']))->row()->salt;
$user_settings['password'] = hash_password($salt, $user_settings['password']);
}
if (!$this->db->update('ea_users', $user, array('id' => $user['id']))) {
return FALSE;
}
if (!$this->db->update('ea_user_settings', $user_settings, array('id_users' => $user['id']))) {
return FALSE;
}
return TRUE;
}
/**
* Retrieve user's salt from database.
*
* @param string $username This will be used to find the user record.
* @return string Returns the salt db value.
*/
public function get_salt($username) {
$user = $this->db->get_where('ea_user_settings', array('username' => $username))->row_array();
return ($user) ? $user['salt'] : '';
}
/**
* Performs the check of the given user credentials.
*
* @param string $username Given user's name.
* @param type $password Given user's password (not hashed yet).
* @return array|null Returns the session data of the logged in user or null on
* failure.
*/
public function check_login($username, $password) {
$this->load->helper('general');
$salt = $this->user_model->get_salt($username);
$password = hash_password($salt, $password);
$user_data = $this->db
->select('ea_users.id AS user_id, ea_users.email AS user_email, '
. 'ea_roles.slug AS role_slug, ea_user_settings.username')
->from('ea_users')
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->join('ea_roles', 'ea_roles.id = ea_users.id_roles', 'inner')
->join('ea_user_settings', 'ea_user_settings.id_users = ea_users.id')
->where('ea_user_settings.username', $username)
->where('ea_user_settings.password', $password)
->get()->row_array();
return ($user_data) ? $user_data : NULL;
}
/**
* Get the given user's display name (first + last name).
*
* @param numeric $user_id The given user record id.
* @return string Returns the user display name.
*/
public function get_user_display_name($user_id) {
if (!is_numeric($user_id))
throw new Exception ('Invalid argument given ($user_id = "' . $user_id . '").');
$user = $this->db->get_where('ea_users', array('id' => $user_id))->row_array();
return $user['first_name'] . ' ' . $user['last_name'];
}
/**
* If the given arguments correspond to an existing user record, generate a new
* password and send it with an email.
*
* @param string $username
* @param string $email
* @return string|bool Returns the new password on success or FALSE on failure.
*/
public function regenerate_password($username, $email) {
$this->load->helper('general');
$result = $this->db
->select('ea_users.id')
->from('ea_users')
->join('ea_user_settings', 'ea_user_settings.id_users = ea_users.id', 'inner')
->where('ea_users.email', $email)
->where('ea_user_settings.username', $username)
->get();
if ($result->num_rows() == 0) return FALSE;
$user_id = $result->row()->id;
// Create a new password and send it with an email to the given email address.
$new_password = generate_random_string();
$salt = $this->db->get_where('ea_user_settings', array('id_users' => $user_id))->row()->salt;
$hash_password = hash_password($salt, $new_password);
$this->db->update('ea_user_settings', array('password' => $hash_password), array('id_users' => $user_id));
return $new_password;
}
}
/* End of file user_model.php */
/* Location: ./application/models/user_model.php */