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authorNicolas LÅ“uillet <nicolas@loeuillet.org>2015-06-01 15:49:49 +0200
committerNicolas LÅ“uillet <nicolas@loeuillet.org>2015-06-01 15:49:49 +0200
commit2878416f8b4d94fb5e64c2fa61861526a7654d3d (patch)
treecbdf2d95ecdb651e2003747a28572c35b6c9da64 /src/Wallabag/ApiBundle/Security/Authentication
parent98510a4189186c8dcc3f1bf38843d935ed3d1859 (diff)
parent4346a86068781f4acdeb574d7e2af08b77b58ea7 (diff)
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Merge pull request #1167 from wallabag/v2-api-bundle
Move API stuff in ApiBundle
Diffstat (limited to 'src/Wallabag/ApiBundle/Security/Authentication')
-rw-r--r--src/Wallabag/ApiBundle/Security/Authentication/Provider/WsseProvider.php79
-rw-r--r--src/Wallabag/ApiBundle/Security/Authentication/Token/WsseUserToken.php24
2 files changed, 103 insertions, 0 deletions
diff --git a/src/Wallabag/ApiBundle/Security/Authentication/Provider/WsseProvider.php b/src/Wallabag/ApiBundle/Security/Authentication/Provider/WsseProvider.php
new file mode 100644
index 00000000..db73ae2a
--- /dev/null
+++ b/src/Wallabag/ApiBundle/Security/Authentication/Provider/WsseProvider.php
@@ -0,0 +1,79 @@
1<?php
2
3namespace Wallabag\ApiBundle\Security\Authentication\Provider;
4
5use Symfony\Component\Security\Core\Authentication\Provider\AuthenticationProviderInterface;
6use Symfony\Component\Security\Core\User\UserProviderInterface;
7use Symfony\Component\Security\Core\Exception\AuthenticationException;
8use Symfony\Component\Security\Core\Exception\NonceExpiredException;
9use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
10use Wallabag\ApiBundle\Security\Authentication\Token\WsseUserToken;
11
12class WsseProvider implements AuthenticationProviderInterface
13{
14 private $userProvider;
15 private $cacheDir;
16
17 public function __construct(UserProviderInterface $userProvider, $cacheDir)
18 {
19 $this->userProvider = $userProvider;
20 $this->cacheDir = $cacheDir;
21
22 // If cache directory does not exist we create it
23 if (!is_dir($this->cacheDir)) {
24 mkdir($this->cacheDir, 0777, true);
25 }
26 }
27
28 public function authenticate(TokenInterface $token)
29 {
30 $user = $this->userProvider->loadUserByUsername($token->getUsername());
31
32 if (!$user) {
33 throw new AuthenticationException('Bad credentials. Did you forgot your username?');
34 }
35
36 if ($user && $this->validateDigest($token->digest, $token->nonce, $token->created, $user->getPassword())) {
37 $authenticatedToken = new WsseUserToken($user->getRoles());
38 $authenticatedToken->setUser($user);
39
40 return $authenticatedToken;
41 }
42
43 throw new AuthenticationException('The WSSE authentication failed.');
44 }
45
46 protected function validateDigest($digest, $nonce, $created, $secret)
47 {
48 // Check created time is not in the future
49 if (strtotime($created) > time()) {
50 throw new AuthenticationException('Back to the future...');
51 }
52
53 // Expire timestamp after 5 minutes
54 if (time() - strtotime($created) > 300) {
55 throw new AuthenticationException('Too late for this timestamp... Watch your watch.');
56 }
57
58 // Validate nonce is unique within 5 minutes
59 if (file_exists($this->cacheDir.'/'.$nonce) && file_get_contents($this->cacheDir.'/'.$nonce) + 300 > time()) {
60 throw new NonceExpiredException('Previously used nonce detected');
61 }
62
63 file_put_contents($this->cacheDir.'/'.$nonce, time());
64
65 // Validate Secret
66 $expected = base64_encode(sha1(base64_decode($nonce).$created.$secret, true));
67
68 if ($digest !== $expected) {
69 throw new AuthenticationException('Bad credentials ! Digest is not as expected.');
70 }
71
72 return $digest === $expected;
73 }
74
75 public function supports(TokenInterface $token)
76 {
77 return $token instanceof WsseUserToken;
78 }
79}
diff --git a/src/Wallabag/ApiBundle/Security/Authentication/Token/WsseUserToken.php b/src/Wallabag/ApiBundle/Security/Authentication/Token/WsseUserToken.php
new file mode 100644
index 00000000..e6d30224
--- /dev/null
+++ b/src/Wallabag/ApiBundle/Security/Authentication/Token/WsseUserToken.php
@@ -0,0 +1,24 @@
1<?php
2
3namespace Wallabag\ApiBundle\Security\Authentication\Token;
4
5use Symfony\Component\Security\Core\Authentication\Token\AbstractToken;
6
7class WsseUserToken extends AbstractToken
8{
9 public $created;
10 public $digest;
11 public $nonce;
12
13 public function __construct(array $roles = array())
14 {
15 parent::__construct($roles);
16
17 $this->setAuthenticated(count($roles) > 0);
18 }
19
20 public function getCredentials()
21 {
22 return '';
23 }
24}