JWTGuard::tokenById() - Code Metrics - Inspection of "Merge branch 'develop' of github.com:tymondesigns/..." - tymondesigns/jwt-auth - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — develop ( 1b547a...2f6a53 )

by Sean

created 2016-01-15 21:21 UTC

JWTGuard::tokenById() A

↳ Parent: JWTGuard

Complexity

Conditions	2
Paths	2

Size

Total Lines	8
Code Lines	4

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	6

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	8
ccs	0
cts	7
cp	0
rs	9.4285
cc	2
eloc	4
nc	2
nop	1
crap	6

<?php

/*
 * This file is part of jwt-auth
 *
 * (c) Sean Tymon <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Tymon\JWTAuth;

use Illuminate\Http\Request;
use Illuminate\Auth\GuardHelpers;
use Illuminate\Contracts\Auth\Guard;
use Illuminate\Contracts\Auth\UserProvider;
use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;

class JWTGuard implements Guard
{
    use GuardHelpers;

    /**
     * The user we last attempted to retrieve.
     *
     * @var \Illuminate\Contracts\Auth\Authenticatable
     */
    protected $lastAttempted;

    /**
     * The JWTAuth instance.
     *
     * @var \Tymon\JWTAuth\JWTAuth
     */
    protected $auth;

    /**
     * The request instance.
     *
     * @var \Illuminate\Http\Request
     */
    protected $request;

    public function __construct(JWTAuth $auth, UserProvider $provider, Request $request)

    {
        $this->auth = $auth;
        $this->provider = $provider;
        $this->request = $request;
    }

    /**
     * Get the currently authenticated user.
     *
     * @return \Illuminate\Contracts\Auth\Authenticatable|null
     */
    public function user()
    {
        if (! is_null($this->user)) {
            return $this->user;
        }

        if (! $this->requireToken()->check()) {
            return null;
        }

        $id = $this->auth->getPayload()->get('sub');

        return $this->user = $this->provider->retrieveById($id);
    }

    /**
     * Validate a user's credentials.
     *
     * @param  array $credentials
     *
     * @return boolean
     */
    public function validate(array $credentials = [])
    {
        return $this->attempt($credentials, false);

    }

    /**
     * Attempt to authenticate the user using the given credentials and return the token.
     *
     * @param  array  $credentials
     *
     * @return boolean
     */
    public function attempt(array $credentials = [], $login = true)
    {
        $this->lastAttempted = $user = $this->provider->retrieveByCredentials($credentials);

        if ($this->hasValidCredentials($user, $credentials)) {
            if ($login) {
                $this->setUser($user);
/** @return stdClass|null */
function mayReturnNull() { }

function doesNotAcceptNull(stdClass $x) { }

// With potential error.
function withoutCheck() {
    $x = mayReturnNull();
    doesNotAcceptNull($x); // Potential error here.
}

// Safe - Alternative 1
function withCheck1() {
    $x = mayReturnNull();
    if ( ! $x instanceof stdClass) {
        throw new \LogicException('$x must be defined.');
    }
    doesNotAcceptNull($x);
}

// Safe - Alternative 2
function withCheck2() {
    $x = mayReturnNull();
    if ($x instanceof stdClass) {
        doesNotAcceptNull($x);
    }
}

                return $this->auth->fromUser($user);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
            }

            return true;
        }

        return false;
    }

    /**
     * Logout the user, thus invalidating the token.
     *
     * @param  boolean  $forceForever
     *
     * @return void
     */
    public function logout($forceForever = false)
    {
        $this->requireToken()->invalidate($forceForever);

        $this->user = null;
        $this->auth->unsetToken();
    }

    /**
     * Refresh the token
     *
     * @return  string
     */
    public function refresh()
    {
        return $this->requireToken()->refresh();
    }

    /**
     * Create a new token by User id
     *
     * @param   mixed  $id
     *
     * @return  string|null
     */
    public function tokenById($id)
    {
        if (! is_null($user = $this->provider->retrieveById($id))) {
            return $this->auth->fromUser($user);
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
        }

        return null;
    }

    /**
     * Log a user into the application using their credentials.
     *
     * @param  array $credentials
     *
     * @return boolean
     */
    public function once(array $credentials = [])
    {
        if ($this->validate($credentials)) {
            $this->setUser($this->lastAttempted);

            return true;
        }

        return false;
    }

    /**
     * Log the given User into the application.
     *
     * @param  mixed $id
     *
     * @return boolean
     */
    public function onceUsingId($id)
    {
        if (! is_null($user = $this->provider->retrieveById($id))) {
            $this->setUser($user);

            return true;
        }

        return false;
    }

    /**
     * Alias for onceUsingId
     *
     * @param   mixed  $id
     *
     * @return  boolean
     */
    public function byId($id)
    {
        return $this->onceUsingId($id);
    }

    /**
     * Get the raw Payload instance.
     *
     * @return \Tymon\JWTAuth\Payload
     */
    public function getPayload()
    {
        return $this->auth->getPayload();
    }

    /**
     * Set the token.
     *
     * @param  Token|string  $token
     *
     * @return JWTGuard
     */
    public function setToken($token)
    {
        $this->auth->setToken($token);

        return $this;
    }

    /**
     * Get the user provider used by the guard.
     *
     * @return \Illuminate\Contracts\Auth\UserProvider
     */
    public function getProvider()
    {
        return $this->provider;
    }

    /**
     * Set the user provider used by the guard.
     *
     * @param  \Illuminate\Contracts\Auth\UserProvider  $provider
     *
     * @return void
     */
    public function setProvider(UserProvider $provider)
    {
        $this->provider = $provider;
    }

    /**
     * Return the currently cached user.
     *
     * @return \Illuminate\Contracts\Auth\Authenticatable|null
     */
    public function getUser()
    {
        return $this->user;
    }

    /**
     * Get the current request instance.
     *
     * @return \Symfony\Component\HttpFoundation\Request
     */
    public function getRequest()
    {
        return $this->request ?: Request::createFromGlobals();
    }

    /**
     * Set the current request instance.
     *
     * @param  \Symfony\Component\HttpFoundation\Request  $request
     *
     * @return $this
     */
    public function setRequest(Request $request)

    {
        $this->request = $request;

        return $this;
    }

    /**
     * Get the last user we attempted to authenticate.
     *
     * @return \Illuminate\Contracts\Auth\Authenticatable
     */
    public function getLastAttempted()
    {
        return $this->lastAttempted;
    }

    /**
     * Determine if the user matches the credentials.
     *
     * @param  mixed  $user
     * @param  array  $credentials
     *
     * @return boolean
     */
    protected function hasValidCredentials($user, $credentials)
    {
        return ! is_null($user) && $this->provider->validateCredentials($user, $credentials);
    }

    /**
     * Ensure that a token is available in the request
     *
     * @throws \Symfony\Component\HttpKernel\Exception\BadRequestHttpException
     *
     * @return \Tymon\JWTAuth\JWTAuth
     */
    protected function requireToken()
    {
        if (! $this->auth->getToken()) {
            throw new BadRequestHttpException($e->getMessage());
        }

        return $this->auth;
    }
}


1			<?php
2
3			/*
4			* This file is part of jwt-auth
5			*
6			* (c) Sean Tymon <[email protected]>
7			*
8			* For the full copyright and license information, please view the LICENSE
9			* file that was distributed with this source code.
10			*/
11
12			namespace Tymon\JWTAuth;
13
14			use Illuminate\Http\Request;
15			use Illuminate\Auth\GuardHelpers;
16			use Illuminate\Contracts\Auth\Guard;
17			use Illuminate\Contracts\Auth\UserProvider;
18			use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
19
20			class JWTGuard implements Guard
21			{
22			use GuardHelpers;
23
24			/**
25			* The user we last attempted to retrieve.
26			*
27			* @var \Illuminate\Contracts\Auth\Authenticatable
28			*/
29			protected $lastAttempted;
30
31			/**
32			* The JWTAuth instance.
33			*
34			* @var \Tymon\JWTAuth\JWTAuth
35			*/
36			protected $auth;
37
38			/**
39			* The request instance.
40			*
41			* @var \Illuminate\Http\Request
42			*/
43			protected $request;
44
45			public function __construct(JWTAuth $auth, UserProvider $provider, Request $request)
			1 ignored issue – show Bug introduced 2016-01-12 00:18 UTC by Report Bug Copy Issue Report You have injected the Request via parameter `$request`. This is generally not recommended as there might be multiple instances during a request cycle (f.e. when using sub-requests). Instead, it is recommended to inject the RequestStack and retrieve the current request each time you need it via `getCurrentRequest()`. Loading history...
46			{
47			$this->auth = $auth;
48			$this->provider = $provider;
49			$this->request = $request;
50			}
51
52			/**
53			* Get the currently authenticated user.
54			*
55			* @return \Illuminate\Contracts\Auth\Authenticatable\|null
56			*/
57			public function user()
58			{
59			if (! is_null($this->user)) {
60			return $this->user;
61			}
62
63			if (! $this->requireToken()->check()) {
64			return null;
65			}
66
67			$id = $this->auth->getPayload()->get('sub');
68
69			return $this->user = $this->provider->retrieveById($id);
70			}
71
72			/**
73			* Validate a user's credentials.
74			*
75			* @param array $credentials
76			*
77			* @return boolean
78			*/
79			public function validate(array $credentials = [])
80			{
81			return $this->attempt($credentials, false);
			0 ignored issues – show Bug Compatibility introduced 2016-01-15 21:23 UTC by Report Bug Copy Issue Report The expression `$this->attempt($credentials, false);` of type `string\|boolean` adds the type `string` to the return on line 81 which is incompatible with the return type declared by the interface `Illuminate\Contracts\Auth\Guard::validate` of type `boolean`. Loading history...
82			}
83
84			/**
85			* Attempt to authenticate the user using the given credentials and return the token.
86			*
87			* @param array $credentials
88			*
89			* @return boolean
90			*/
91			public function attempt(array $credentials = [], $login = true)
92			{
93			$this->lastAttempted = $user = $this->provider->retrieveByCredentials($credentials);
94
95			if ($this->hasValidCredentials($user, $credentials)) {
96			if ($login) {
97			$this->setUser($user);
			0 ignored issues – show Bug introduced 2016-01-15 21:23 UTC by Report Bug Copy Issue Report It seems like `$user` defined by `$this->provider->retriev...edentials($credentials)` on line `93` can be `null`; however, `Illuminate\Auth\GuardHelpers::setUser()` does not accept `null`, maybe add an additional type check? Unless you are absolutely sure that the expression can never be null because of other conditions, we strongly recommend to add an additional type check to your code: /** @return stdClass\|null */ function mayReturnNull() { } function doesNotAcceptNull(stdClass $x) { } // With potential error. function withoutCheck() { $x = mayReturnNull(); doesNotAcceptNull($x); // Potential error here. } // Safe - Alternative 1 function withCheck1() { $x = mayReturnNull(); if ( ! $x instanceof stdClass) { throw new \LogicException('$x must be defined.'); } doesNotAcceptNull($x); } // Safe - Alternative 2 function withCheck2() { $x = mayReturnNull(); if ($x instanceof stdClass) { doesNotAcceptNull($x); } } Loading history...
98
99			return $this->auth->fromUser($user);
			0 ignored issues – show Documentation introduced 2016-01-12 00:18 UTC by Report Bug Copy Issue Report `$user` is of type `object<Illuminate\Contra...h\Authenticatable>\|null`, but the function expects a `object<Tymon\JWTAuth\Contracts\JWTSubject>`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
100			}
101
102			return true;
103			}
104
105			return false;
106			}
107
108			/**
109			* Logout the user, thus invalidating the token.
110			*
111			* @param boolean $forceForever
112			*
113			* @return void
114			*/
115			public function logout($forceForever = false)
116			{
117			$this->requireToken()->invalidate($forceForever);
118
119			$this->user = null;
120			$this->auth->unsetToken();
121			}
122
123			/**
124			* Refresh the token
125			*
126			* @return string
127			*/
128			public function refresh()
129			{
130			return $this->requireToken()->refresh();
131			}
132
133			/**
134			* Create a new token by User id
135			*
136			* @param mixed $id
137			*
138			* @return string\|null
139			*/
140			public function tokenById($id)
141			{
142			if (! is_null($user = $this->provider->retrieveById($id))) {
143			return $this->auth->fromUser($user);
			0 ignored issues – show Documentation introduced 2016-01-15 21:23 UTC by Report Bug Copy Issue Report `$user` is of type `object<Illuminate\Contracts\Auth\Authenticatable>`, but the function expects a `object<Tymon\JWTAuth\Contracts\JWTSubject>`. It seems like the type of the argument is not accepted by the function/method which you are calling. In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug. We suggest to add an explicit type cast like in the following example: function acceptsInteger($int) { } $x = '123'; // string "123" // Instead of acceptsInteger($x); // we recommend to use acceptsInteger((integer) $x); Loading history...
144			}
145
146			return null;
147			}
148
149			/**
150			* Log a user into the application using their credentials.
151			*
152			* @param array $credentials
153			*
154			* @return boolean
155			*/
156			public function once(array $credentials = [])
157			{
158			if ($this->validate($credentials)) {
159			$this->setUser($this->lastAttempted);
160
161			return true;
162			}
163
164			return false;
165			}
166
167			/**
168			* Log the given User into the application.
169			*
170			* @param mixed $id
171			*
172			* @return boolean
173			*/
174			public function onceUsingId($id)
175			{
176			if (! is_null($user = $this->provider->retrieveById($id))) {
177			$this->setUser($user);
178
179			return true;
180			}
181
182			return false;
183			}
184
185			/**
186			* Alias for onceUsingId
187			*
188			* @param mixed $id
189			*
190			* @return boolean
191			*/
192			public function byId($id)
193			{
194			return $this->onceUsingId($id);
195			}
196
197			/**
198			* Get the raw Payload instance.
199			*
200			* @return \Tymon\JWTAuth\Payload
201			*/
202			public function getPayload()
203			{
204			return $this->auth->getPayload();
205			}
206
207			/**
208			* Set the token.
209			*
210			* @param Token\|string $token
211			*
212			* @return JWTGuard
213			*/
214			public function setToken($token)
215			{
216			$this->auth->setToken($token);
217
218			return $this;
219			}
220
221			/**
222			* Get the user provider used by the guard.
223			*
224			* @return \Illuminate\Contracts\Auth\UserProvider
225			*/
226			public function getProvider()
227			{
228			return $this->provider;
229			}
230
231			/**
232			* Set the user provider used by the guard.
233			*
234			* @param \Illuminate\Contracts\Auth\UserProvider $provider
235			*
236			* @return void
237			*/
238			public function setProvider(UserProvider $provider)
239			{
240			$this->provider = $provider;
241			}
242
243			/**
244			* Return the currently cached user.
245			*
246			* @return \Illuminate\Contracts\Auth\Authenticatable\|null
247			*/
248			public function getUser()
249			{
250			return $this->user;
251			}
252
253			/**
254			* Get the current request instance.
255			*
256			* @return \Symfony\Component\HttpFoundation\Request
257			*/
258			public function getRequest()
259			{
260			return $this->request ?: Request::createFromGlobals();
261			}
262
263			/**
264			* Set the current request instance.
265			*
266			* @param \Symfony\Component\HttpFoundation\Request $request
267			*
268			* @return $this
269			*/
270			public function setRequest(Request $request)
			1 ignored issue – show Bug introduced 2016-01-12 00:18 UTC by Report Bug Copy Issue Report You have injected the Request via parameter `$request`. This is generally not recommended as there might be multiple instances during a request cycle (f.e. when using sub-requests). Instead, it is recommended to inject the RequestStack and retrieve the current request each time you need it via `getCurrentRequest()`. Loading history...
271			{
272			$this->request = $request;
273
274			return $this;
275			}
276
277			/**
278			* Get the last user we attempted to authenticate.
279			*
280			* @return \Illuminate\Contracts\Auth\Authenticatable
281			*/
282			public function getLastAttempted()
283			{
284			return $this->lastAttempted;
285			}
286
287			/**
288			* Determine if the user matches the credentials.
289			*
290			* @param mixed $user
291			* @param array $credentials
292			*
293			* @return boolean
294			*/
295			protected function hasValidCredentials($user, $credentials)
296			{
297			return ! is_null($user) && $this->provider->validateCredentials($user, $credentials);
298			}
299
300			/**
301			* Ensure that a token is available in the request
302			*
303			* @throws \Symfony\Component\HttpKernel\Exception\BadRequestHttpException
304			*
305			* @return \Tymon\JWTAuth\JWTAuth
306			*/
307			protected function requireToken()
308			{
309			if (! $this->auth->getToken()) {
310			throw new BadRequestHttpException($e->getMessage());
311			}
312
313			return $this->auth;
314			}
315			}
316

tymondesigns / jwt-auth

Push — develop ( 1b547a...2f6a53 )

JWTGuard::tokenById() A

Complexity

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Duplication

Code Coverage

Importance

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