rsfirewall / models / file.php

file.php in RSFirewall! trunk, at models/file.php

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1	<?php
2	/**
3	* @package RSFirewall!
4	* @copyright (c) 2018 RSJoomla!
5	* @link https://www.rsjoomla.com
6	* @license GNU General Public License http://www.gnu.org/licenses/gpl-3.0.en.html
7	*/
8
9	if ( ! defined( 'WPINC' ) ) {
10	die;
11	}
12
13	class RSFirewall_Model_File extends RSFirewall_Model
14	{
15	/**
16	* @return object
17	* @throws Exception
18	*/
19	public function get_contents()
20	{
21	return (object) array(
22	'file' => $this->get_local_filename(),
23	'file_contents' => $this->get_file_contents(),
24	'status' => $this->get_status()
25	);
26	}
27
28	/**
29	* @return bool\|string
30	* @since 1.0.0
31	*/
32	public function get_filename()
33	{
34	if (isset($_REQUEST['file'])) {
35
36	return urldecode($_REQUEST['file']);
37	}
38
39	return false;
40	}
41
42	/**
43	* @return string
44	* @since 1.0.0
45	*/
46	protected function get_local_filename()
47	{
48	$path = realpath(RSFIREWALL_SITE . '/' . $this->get_filename());
49	$root = realpath(RSFIREWALL_SITE);
50
51	// Check if the path is valid and within the root directory
52	if ($path === false \|\| strpos($path, $root) !== 0) {
53	throw new Exception(sprintf(__('Invalid file path: %s', 'rsfirewall'), $this->get_filename()));
54	}
55
56	return $path;
57	}
58
59	/**
60	* @since 1.0.0
61	* @return string
62	* @throws Exception
63	*/
64	public function get_file_contents()
65	{
66	$path = $this->get_local_filename();
67
68	if (!file_exists($path)) {
69	throw new Exception(sprintf(__('Couldn\'t find %s .', 'rsfirewall'), $path));
70	}
71
72	if (!is_readable($path)) {
73	throw new Exception(sprintf(__('%s is not readable.', 'rsfirewall'), $path));
74	}
75
76	if (!is_file($path)) {
77	throw new Exception(sprintf(__('%s is not a file.', 'rsfirewall'), $path));
78	}
79
80	return file_get_contents($path);
81	}
82
83	/**
84	* @since 1.0.0
85	* @return array\|bool
86	* @throws Exception
87	*/
88	public function get_status()
89	{
90	$path = $this->get_local_filename();
91
92	if (!file_exists($path)) {
93	throw new Exception(sprintf(__('Couldn\'t find %s .', 'rsfirewall'), $path));
94	}
95
96	if (!is_readable($path)) {
97	throw new Exception(sprintf(__('%s is not readable.', 'rsfirewall'), $path));
98	}
99
100	if (!is_file($path)) {
101	throw new Exception(sprintf(__('%s is not a file.', 'rsfirewall'), $path));
102	}
103
104	$check_model = RSFirewall_Helper::call_user_func_pro(array('RSFirewall_Model_Check', 'get_instance'));
105
106	return $check_model->signatures_check($path);
107	}
108	}