vikbooking / site / helpers / operator.php

operator.php in VikBooking Hotel Booking Engine & PMS 1.6.4, at site/helpers/operator.php

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1	<?php
2	/**
3	* @package VikBooking
4	* @subpackage com_vikbooking
5	* @author Alessio Gaggii - e4j - Extensionsforjoomla.com
6	* @copyright Copyright (C) 2018 e4j - Extensionsforjoomla.com. All rights reserved.
7	* @license GNU General Public License version 2 or later; see LICENSE
8	* @link https://vikwp.com
9	*/
10
11	defined('ABSPATH') or die('No script kiddies please!');
12
13	/**
14	* This class is used to handle the operators.
15	*
16	* @since 1.11
17	*/
18	class VikBookingOperator
19	{
20	/**
21	* The singleton instance of the class.
22	*
23	* @var VikBookingOperator
24	*/
25	protected static $instance = null;
26
27	/**
28	* The database handler instance.
29	*
30	* @var object
31	*/
32	protected $dbo;
33
34	/**
35	* Class constructor is protected.
36	*
37	* @see getInstance()
38	*/
39	protected function __construct()
40	{
41	$this->dbo = JFactory::getDbo();
42	}
43
44	/**
45	* Returns the global Tracker object, either
46	* a new instance or the existing instance
47	* if the class was already instantiated.
48	*
49	* @return self A new instance of the class.
50	*/
51	public static function getInstance()
52	{
53	if (is_null(static::$instance)) {
54	static::$instance = new static();
55	}
56
57	return static::$instance;
58	}
59
60	/**
61	* Returns the list of all the operators.
62	*
63	* @return array The list of operators
64	*/
65	public function getAll()
66	{
67	$operators = array();
68
69	$q = "SELECT * FROM `#__vikbooking_operators` ORDER BY `first_name` ASC, `last_name` ASC;";
70	$this->dbo->setQuery($q);
71	$this->dbo->execute();
72	if ($this->dbo->getNumRows()) {
73	$all = $this->dbo->loadAssocList();
74	foreach ($all as $o) {
75	$operators[$o['id']] = $o;
76	}
77	}
78
79	return $operators;
80	}
81
82	/**
83	* Returns the list of all the operators filtered by a
84	* specific permission type and with an array of its permissions.
85	*
86	* @param string $permtype the type of permission to look for
87	* @param array [$list] the list of operators
88	*
89	* @return array The list of operators
90	*/
91	public function getOperatorsFromPermissions($permtype, $list = array())
92	{
93	if (!count($list)) {
94	$list = $this->getAll();
95	}
96
97	$operators = $list;
98
99	foreach ($operators as $k => $v) {
100	$perms = !empty($v['perms']) ? json_decode($v['perms'], true) : array();
101	$perms = !is_array($perms) ? array() : $perms;
102	$enabled = false;
103	foreach ($perms as $perm) {
104	if (isset($perm['type']) && $perm['type'] == $permtype) {
105	$operators[$k]['perms'] = $perm['perms'];
106	$enabled = true;
107	break;
108	}
109	}
110	if (!$enabled) {
111	unset($operators[$k]);
112	}
113	}
114
115	return $operators;
116	}
117
118	/**
119	* Tells whether the operator is logged in by renewing
120	* the session cookie if the auth method is through code.
121	* Returns the information of the logged in operator or false.
122	*
123	* @return mixed Array if the operator is logged in, false otherwise.
124	*/
125	public function getOperatorAccount()
126	{
127	$user = JFactory::getUser();
128
129	/**
130	* @wponly because of the magic method __get() in JUser, we should not
131	* let empty evaluate an internal property of the $user object, or this
132	* will return false, even if the property is actually not empty.
133	* Do not use !empty($user->id) or this will be false even if the user
134	* is actually logged in. Assign $user->id to a variable instead.
135	*/
136	$ujid = $user->id;
137
138	if (!$user->guest && !empty($ujid)) {
139	$q = "SELECT * FROM `#__vikbooking_operators` WHERE `ujid`=".(int)$user->id." LIMIT 1;";
140	$this->dbo->setQuery($q);
141	$this->dbo->execute();
142	if ($this->dbo->getNumRows()) {
143	// user is logged in to the site account
144	return $this->dbo->loadAssoc();
145	}
146	}
147
148	$session = JFactory::getSession();
149	$sessval = $session->get('vboOpFngpt', '');
150	$cookie = JFactory::getApplication()->input->cookie;
151	$cksess = $cookie->get('vboOpFngpt', '', 'string');
152
153	if (!empty($sessval)) {
154	// look up for this fingerprint in the session
155	$q = "SELECT * FROM `#__vikbooking_operators` WHERE `fingpt`=".$this->dbo->quote($sessval)." LIMIT 1;";
156	$this->dbo->setQuery($q);
157	$this->dbo->execute();
158	if ($this->dbo->getNumRows()) {
159	// user is logged in through the session
160	return $this->dbo->loadAssoc();
161	}
162	}
163
164	if (!empty($cksess)) {
165	// look up for this fingerprint in the cookie
166	$q = "SELECT * FROM `#__vikbooking_operators` WHERE `fingpt`=".$this->dbo->quote($cksess)." LIMIT 1;";
167	$this->dbo->setQuery($q);
168	$this->dbo->execute();
169	if ($this->dbo->getNumRows()) {
170	// user is logged in through the cookie, renew it for 2 weeks before returning the array
171	VikRequest::setCookie('vboOpFngpt', $cksess, (time() + (86400 * 14)), '/', '', false, true);
172	return $this->dbo->loadAssoc();
173	}
174	}
175
176	// user is not logged in
177	return false;
178	}
179
180	/**
181	* Login request through the authentication code.
182	* If code is valid, the session and cookie are set.
183	*
184	* @param string $code the authentication code to check
185	*
186	* @return boolean true if the code exists, false otherwise
187	*/
188	public function authOperator($code)
189	{
190	if (empty($code)) {
191	return false;
192	}
193
194	$session = JFactory::getSession();
195	$cookie = JFactory::getApplication()->input->cookie;
196
197	$q = "SELECT * FROM `#__vikbooking_operators` WHERE `code`=".$this->dbo->quote($code)." LIMIT 1;";
198	$this->dbo->setQuery($q);
199	$this->dbo->execute();
200	if ($this->dbo->getNumRows()) {
201	// valid code provided
202	$operator = $this->dbo->loadAssoc();
203
204	// send cookie
205	VikRequest::setCookie('vboOpFngpt', $operator['fingpt'], (time() + (86400 * 14)), '/', '', false, true);
206	// update session value
207	$session->set('vboOpFngpt', $operator['fingpt']);
208
209	return true;
210	}
211
212	// invalid code provided
213	return false;
214	}
215
216	/**
217	* Unsets the session value and sends an expired cookie.
218	* This action completely logs out an operator that should log back in.
219	*
220	* @return void
221	*/
222	public function logoutOperator()
223	{
224	$app = JFactory::getApplication();
225	$session = JFactory::getSession();
226	$cookie = $app->input->cookie;
227
228	$session->set('vboOpFngpt', '');
229	VikRequest::setCookie('vboOpFngpt', $operator['fingpt'], (time() - (86400 * 14)), '/', '', false, true);
230
231	// logout from the site
232	$app->logout(JFactory::getUser()->id);
233	}
234
235	/**
236	* Checks whether the given operator has the permissions to access
237	* the given view type (permission type). Permissions are converted
238	* into an array if still JSON encoded, and updated via reference.
239	*
240	* @param array $operator the operator record
241	* @param string $permtype the name of the view to access
242	*
243	* @return boolean
244	*/
245	public function checkPermissions(&$operator, $permtype)
246	{
247	if (!is_array($operator) \|\| !count($operator) \|\| empty($operator['perms'])) {
248	return false;
249	}
250
251	if (is_scalar($operator['perms'])) {
252	$operator['perms'] = json_decode($operator['perms'], true);
253	$operator['perms'] = is_array($operator['perms']) ? $operator['perms'] : array();
254	}
255
256	foreach ($operator['perms'] as $k => $perm) {
257	if (isset($perm['type']) && $perm['type'] == $permtype) {
258	// has permission for this View, take only these perms
259	$operator['perms'] = $operator['perms'][$k]['perms'];
260	return true;
261	}
262	}
263
264	// permission not found
265	return false;
266	}
267
268	}
269