<?php
/**
*
* @ This file is created by deZender.Net
* @ deZender (PHP5 Decoder for ionCube Encoder)
*
* @	Version			:	1.1.5.0
* @	Author			:	DeZender
* @	Release on		:	09.06.2012
* @	Official site	:	http://DeZender.Net
*
*/

	class DX_Auth {
		var $_banned = null;
		var $_ban_reason = null;
		var $_auth_error = null;
		var $_captcha_image = null;

		function DX_Auth() {
			$this->ci = &get_instance(  );

			log_message( 'debug', 'DX Auth Initialized' );
			$this->ci->load->library( 'Session' );
			$this->ci->load->database(  );
			$this->ci->load->config( 'dx_auth' );
			$this->ci->load->library( 'DX_Auth_Event' );
			$this->ci->load->model( 'Email_model' );
			$this->_init(  );
		}

		function _init() {
			$this->email_activation = $this->ci->config->item( 'DX_email_activation' );
			$this->allow_registration = $this->ci->config->item( 'DX_allow_registration' );
			$this->captcha_registration = $this->ci->config->item( 'DX_captcha_registration' );
			$this->captcha_login = $this->ci->config->item( 'DX_captcha_login' );
			$this->banned_uri = $this->ci->config->item( 'DX_banned_uri' );
			$this->deny_uri = $this->ci->config->item( 'DX_deny_uri' );
			$this->login_uri = $this->ci->config->item( 'DX_login_uri' );
			$this->logout_uri = $this->ci->config->item( 'DX_logout_uri' );
			$this->register_uri = $this->ci->config->item( 'DX_register_uri' );
			$this->activate_uri = $this->ci->config->item( 'DX_activate_uri' );
			$this->forgot_password_uri = $this->ci->config->item( 'DX_forgot_password_uri' );
			$this->reset_password_uri = $this->ci->config->item( 'DX_reset_password_uri' );
			$this->change_password_uri = $this->ci->config->item( 'DX_change_password_uri' );
			$this->cancel_account_uri = $this->ci->config->item( 'DX_cancel_account_uri' );
			$this->login_view = $this->ci->config->item( 'DX_login_view' );
			$this->register_view = $this->ci->config->item( 'DX_register_view' );
			$this->forgot_password_view = $this->ci->config->item( 'DX_forgot_password_view' );
			$this->change_password_view = $this->ci->config->item( 'DX_change_password_view' );
			$this->cancel_account_view = $this->ci->config->item( 'DX_cancel_account_view' );
			$this->deny_view = $this->ci->config->item( 'DX_deny_view' );
			$this->banned_view = $this->ci->config->item( 'DX_banned_view' );
			$this->logged_in_view = $this->ci->config->item( 'DX_logged_in_view' );
			$this->logout_view = $this->ci->config->item( 'DX_logout_view' );
			$this->register_success_view = $this->ci->config->item( 'DX_register_success_view' );
			$this->activate_success_view = $this->ci->config->item( 'DX_activate_success_view' );
			$this->forgot_password_success_view = $this->ci->config->item( 'DX_forgot_password_success_view' );
			$this->reset_password_success_view = $this->ci->config->item( 'DX_reset_password_success_view' );
			$this->change_password_success_view = $this->ci->config->item( 'DX_change_password_success_view' );
			$this->register_disabled_view = $this->ci->config->item( 'DX_register_disabled_view' );
			$this->activate_failed_view = $this->ci->config->item( 'DX_activate_failed_view' );
			$this->reset_password_failed_view = $this->ci->config->item( 'DX_reset_password_failed_view' );
		}

		function _gen_pass($len = 8) {
			$pool = '123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
			$str = '';
			$i = 212;

			while ($i < $len) {
				$str .= substr( $pool, mt_rand( 0, strlen( $pool ) - 1 ), 1 );
				++$i;
			}

			return $str;
		}

		function _encode($password) {
			$majorsalt = $this->ci->config->item( 'DX_salt' );

			if (function_exists( 'str_split' )) {
				$_pass = str_split( $password );
			} else {
				$_pass = array(  );

				if (is_string( $password )) {
					$i = 246;

					while ($i < strlen( $password )) {
						array_push( $_pass, $password[$i] );
						++$i;
					}
				}
			}

			foreach ($_pass as $_hashpass) {
				$majorsalt .= md5( $_hashpass );
			}

			return md5( $majorsalt );
		}

		function _array_in_array($needle, $haystack) {
			if (!is_array( $needle )) {
				$needle = array( $needle );
			}

			foreach ($needle as $pin) {

				if (in_array( $pin, $haystack )) {
					return TRUE;
				}
			}

			return FALSE;
		}

		function _email($to, $from, $subject, $message) {
			$this->ci->load->library( 'Email' );
			$email = $this->ci->email;
			$email->from( $from );
			$email->to( $to );
			$email->subject( $subject );
			$email->message( $message );
			return $email->send(  );
		}

		function _set_last_ip_and_last_login($user_id) {
			$data = array(  );

			if ($this->ci->config->item( 'DX_login_record_ip' )) {
				$data['last_ip'] = $this->ci->input->ip_address(  );
			}


			if ($this->ci->config->item( 'DX_login_record_time' )) {
				$data['last_login'] = local_to_gmt(  );
			}


			if (!empty( $data )) {
				$this->ci->load->model( 'Users_model' );
				$this->ci->Users_model->set_user( $user_id, $data );
			}

		}

		function _increase_login_attempt() {
			if (( $this->ci->config->item( 'DX_count_login_attempts' ) && !$this->is_max_login_attempts_exceeded(  ) )) {
				$this->ci->load->model( 'dx_auth/login_attempts', 'login_attempts' );
				$this->ci->login_attempts->increase_attempt( $this->ci->input->ip_address(  ) );
			}

		}

		function _clear_login_attempts() {
			if ($this->ci->config->item( 'DX_count_login_attempts' )) {
				$this->ci->load->model( 'dx_auth/login_attempts', 'login_attempts' );
				$this->ci->login_attempts->clear_attempts( $this->ci->input->ip_address(  ) );
			}

		}

		function _get_role_data($role_id) {
			$this->ci->load->model( 'dx_auth/roles', 'roles' );
			$this->ci->load->model( 'dx_auth/permissions', 'permissions' );
			$role_name = '';
			$parent_roles_id = array(  );
			$parent_roles_name = array(  );
			$permission = array(  );
			$parent_permissions = array(  );
			$query = $this->ci->roles->get_role_by_id( $role_id );

			if (0 < $query->num_rows(  )) {
				$role = $query->row(  );
				$role_name = $role->name;

				if (0 < $role->parent_id) {
					$parent_roles_id[] = $role->parent_id;
					$finished = FALSE;
					$parent_id = $role->parent_id;

					while ($finished == FALSE) {
						$i_query = $this->ci->roles->get_role_by_id( $parent_id );

						if (0 < $i_query->num_rows(  )) {
							$i_role = $i_query->row(  );

							if ($i_role->parent_id == 0) {
								$parent_roles_name[] = $i_role->name;
								$finished = TRUE;
								continue;
							}

							$parent_id = $i_role->parent_id;
							$parent_roles_id[] = $parent_id;
							$parent_roles_name[] = $i_role->name;
							continue;
						}

						array_pop( $parent_roles_id );
						$finished = TRUE;
					}
				}
			}

			$permission = $this->ci->permissions->get_permission_data( $role_id );

			if (!empty( $parent_roles_id )) {
				$parent_permissions = $this->ci->permissions->get_permissions_data( $parent_roles_id );
			}

			$data['role_name'] = $role_name;
			$data['parent_roles_id'] = $parent_roles_id;
			$data['parent_roles_name'] = $parent_roles_name;
			$data['permission'] = $permission;
			$data['parent_permissions'] = $parent_permissions;
			return $data;
		}

		function _create_autologin($user_id) {
			$result = FALSE;
			$user = array( 'key_id' => substr( md5( uniqid( rand(  ) . $this->ci->input->cookie( $this->ci->config->item( 'sess_cookie_name' ) ) ) ), 0, 16 ), 'user_id' => $user_id );
			$this->ci->load->model( 'dx_auth/user_autologin', 'user_autologin' );
			$this->ci->user_autologin->prune_keys( $user['user_id'] );

			if ($this->ci->user_autologin->store_key( $user['key_id'], $user['user_id'] )) {
				$this->_auto_cookie( $user );
				$result = TRUE;
			}

			return $result;
		}
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