1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
|
<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Auth
* @subpackage Zend_Auth_Adapter_Http
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: File.php 16200 2009-06-21 18:50:06Z thomas $
*/
/**
* @see Zend_Auth_Adapter_Http_Resolver_Interface
*/
require_once 'Zend/Auth/Adapter/Http/Resolver/Interface.php';
/**
* HTTP Authentication File Resolver
*
* @category Zend
* @package Zend_Auth
* @subpackage Zend_Auth_Adapter_Http
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Auth_Adapter_Http_Resolver_File implements Zend_Auth_Adapter_Http_Resolver_Interface
{
/**
* Path to credentials file
*
* @var string
*/
protected $_file;
/**
* Constructor
*
* @param string $path Complete filename where the credentials are stored
* @return void
*/
public function __construct($path = '')
{
if (!empty($path)) {
$this->setFile($path);
}
}
/**
* Set the path to the credentials file
*
* @param string $path
* @throws Zend_Auth_Adapter_Http_Resolver_Exception
* @return Zend_Auth_Adapter_Http_Resolver_File Provides a fluent interface
*/
public function setFile($path)
{
if (empty($path) || !is_readable($path)) {
/**
* @see Zend_Auth_Adapter_Http_Resolver_Exception
*/
require_once 'Zend/Auth/Adapter/Http/Resolver/Exception.php';
throw new Zend_Auth_Adapter_Http_Resolver_Exception('Path not readable: ' . $path);
}
$this->_file = $path;
return $this;
}
/**
* Returns the path to the credentials file
*
* @return string
*/
public function getFile()
{
return $this->_file;
}
/**
* Resolve credentials
*
* Only the first matching username/realm combination in the file is
* returned. If the file contains credentials for Digest authentication,
* the returned string is the password hash, or h(a1) from RFC 2617. The
* returned string is the plain-text password for Basic authentication.
*
* The expected format of the file is:
* username:realm:sharedSecret
*
* That is, each line consists of the user's username, the applicable
* authentication realm, and the password or hash, each delimited by
* colons.
*
* @param string $username Username
* @param string $realm Authentication Realm
* @throws Zend_Auth_Adapter_Http_Resolver_Exception
* @return string|false User's shared secret, if the user is found in the
* realm, false otherwise.
*/
public function resolve($username, $realm)
{
if (empty($username)) {
/**
* @see Zend_Auth_Adapter_Http_Resolver_Exception
*/
require_once 'Zend/Auth/Adapter/Http/Resolver/Exception.php';
throw new Zend_Auth_Adapter_Http_Resolver_Exception('Username is required');
} else if (!ctype_print($username) || strpos($username, ':') !== false) {
/**
* @see Zend_Auth_Adapter_Http_Resolver_Exception
*/
require_once 'Zend/Auth/Adapter/Http/Resolver/Exception.php';
throw new Zend_Auth_Adapter_Http_Resolver_Exception('Username must consist only of printable characters, '
. 'excluding the colon');
}
if (empty($realm)) {
/**
* @see Zend_Auth_Adapter_Http_Resolver_Exception
*/
require_once 'Zend/Auth/Adapter/Http/Resolver/Exception.php';
throw new Zend_Auth_Adapter_Http_Resolver_Exception('Realm is required');
} else if (!ctype_print($realm) || strpos($realm, ':') !== false) {
/**
* @see Zend_Auth_Adapter_Http_Resolver_Exception
*/
require_once 'Zend/Auth/Adapter/Http/Resolver/Exception.php';
throw new Zend_Auth_Adapter_Http_Resolver_Exception('Realm must consist only of printable characters, '
. 'excluding the colon.');
}
// Open file, read through looking for matching credentials
$fp = @fopen($this->_file, 'r');
if (!$fp) {
/**
* @see Zend_Auth_Adapter_Http_Resolver_Exception
*/
require_once 'Zend/Auth/Adapter/Http/Resolver/Exception.php';
throw new Zend_Auth_Adapter_Http_Resolver_Exception('Unable to open password file: ' . $this->_file);
}
// No real validation is done on the contents of the password file. The
// assumption is that we trust the administrators to keep it secure.
while (($line = fgetcsv($fp, 512, ':')) !== false) {
if ($line[0] == $username && $line[1] == $realm) {
$password = $line[2];
fclose($fp);
return $password;
}
}
fclose($fp);
return false;
}
}
|
