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authorVirtualTam <virtualtam+github@flibidi.net>2018-06-03 18:26:32 +0200
committerGitHub <noreply@github.com>2018-06-03 18:26:32 +0200
commitd9cd27322a97e6ed3a8b11a380ef0080e3baf79c (patch)
treec4299a352b3f4c518f79eb7208f667f68f8e9388 /application/SessionManager.php
parent8f816d8ddfe9219e15580cef6e5c9037d1d4fd28 (diff)
parent8edd7f15886620b07064aa889aea05c5acbc0e58 (diff)
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Merge pull request #1086 from virtualtam/refactor/login
Refactor user login and session management
Diffstat (limited to 'application/SessionManager.php')
-rw-r--r--application/SessionManager.php83
1 files changed, 0 insertions, 83 deletions
diff --git a/application/SessionManager.php b/application/SessionManager.php
deleted file mode 100644
index 71f0b38d..00000000
--- a/application/SessionManager.php
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@@ -1,83 +0,0 @@
1<?php
2namespace Shaarli;
3
4/**
5 * Manages the server-side session
6 */
7class SessionManager
8{
9 protected $session = [];
10
11 /**
12 * Constructor
13 *
14 * @param array $session The $_SESSION array (reference)
15 * @param ConfigManager $conf ConfigManager instance
16 */
17 public function __construct(& $session, $conf)
18 {
19 $this->session = &$session;
20 $this->conf = $conf;
21 }
22
23 /**
24 * Generates a session token
25 *
26 * @return string token
27 */
28 public function generateToken()
29 {
30 $token = sha1(uniqid('', true) .'_'. mt_rand() . $this->conf->get('credentials.salt'));
31 $this->session['tokens'][$token] = 1;
32 return $token;
33 }
34
35 /**
36 * Checks the validity of a session token, and destroys it afterwards
37 *
38 * @param string $token The token to check
39 *
40 * @return bool true if the token is valid, else false
41 */
42 public function checkToken($token)
43 {
44 if (! isset($this->session['tokens'][$token])) {
45 // the token is wrong, or has already been used
46 return false;
47 }
48
49 // destroy the token to prevent future use
50 unset($this->session['tokens'][$token]);
51 return true;
52 }
53
54 /**
55 * Validate session ID to prevent Full Path Disclosure.
56 *
57 * See #298.
58 * The session ID's format depends on the hash algorithm set in PHP settings
59 *
60 * @param string $sessionId Session ID
61 *
62 * @return true if valid, false otherwise.
63 *
64 * @see http://php.net/manual/en/function.hash-algos.php
65 * @see http://php.net/manual/en/session.configuration.php
66 */
67 public static function checkId($sessionId)
68 {
69 if (empty($sessionId)) {
70 return false;
71 }
72
73 if (!$sessionId) {
74 return false;
75 }
76
77 if (!preg_match('/^[a-zA-Z0-9,-]{2,128}$/', $sessionId)) {
78 return false;
79 }
80
81 return true;
82 }
83}