FluteThrowableHandler.php$0 ➔ __construct() - Code Metrics - Inspection of "Error handling updated." - limoncello-php-dist/flute - Measure and Improve Code Quality continuously with Scrutinizer

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by Neomerx

created 2017-09-02 21:50 UTC

FluteThrowableHandler.php$0 ➔ __construct() A

↳ Parent: anonymous//src/Http/Errors/FluteThrowableHandler.php$0

Complexity

Conditions

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	5
rs	9.4285
c	0
b	0
f	0
cc	1

<?php namespace Limoncello\Flute\Http\Errors;

/**
 * Copyright 2015-2017 [email protected]
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

use Exception;
use Limoncello\Contracts\Exceptions\ThrowableHandlerInterface;
use Limoncello\Contracts\Http\ThrowableResponseInterface;
use Limoncello\Flute\Contracts\Encoder\EncoderInterface;
use Limoncello\Flute\Http\JsonApiResponse;
use Neomerx\JsonApi\Document\Error;
use Neomerx\JsonApi\Exceptions\ErrorCollection;
use Neomerx\JsonApi\Exceptions\JsonApiException;
use Psr\Container\ContainerInterface;
use Psr\Log\LoggerAwareTrait;
use Throwable;

/**
 * @package Limoncello\Flute
 *
 * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
 */
class FluteThrowableHandler implements ThrowableHandlerInterface
{
    use LoggerAwareTrait;

    /**
     * Those classes will not be logged. Note that classes are expected to be keys but not values.
     *
     * @var array
     */
    private $doNotLogClassesAsKeys;

    /**
     * @var int
     */
    private $httpCodeForUnexpected;

    /**
     * @var bool
     */
    private $isDebug;

    /**
     * @var EncoderInterface
     */
    private $encoder;

    /**
     * @param EncoderInterface $encoder
     * @param array            $doNotLogClassesAsKeys
     * @param int              $httpCodeForUnexpected
     * @param bool             $isDebug
     */
    public function __construct(
        EncoderInterface $encoder,
        array $doNotLogClassesAsKeys,
        int $httpCodeForUnexpected,
        bool $isDebug
    ) {
        $this->doNotLogClassesAsKeys = $doNotLogClassesAsKeys;
        $this->httpCodeForUnexpected = $httpCodeForUnexpected;
        $this->isDebug               = $isDebug;
        $this->encoder               = $encoder;
    }

    /**
     * @inheritdoc
     */
    public function createResponse(Throwable $throwable, ContainerInterface $container): ThrowableResponseInterface
    {
        unset($container);

        $message = 'Internal Server Error';

        $this->logError($throwable, $message);

        // compose JSON API Error with appropriate level of details
        if ($throwable instanceof JsonApiException) {
            /** @var JsonApiException $throwable */
            $errors   = $throwable->getErrors();
            $httpCode = $throwable->getHttpCode();
        } else {
            $errors   = new ErrorCollection();
            $httpCode = $this->getHttpCodeForUnexpectedThrowable();
            $details  = null;
            if ($this->isDebug === true) {
                $message = $throwable->getMessage();
                $details = (string)$throwable;
            }
            $errors->add(new Error(null, null, $httpCode, null, $message, $details));
        }

        // encode the error and send to client
        $content = $this->encoder->encodeErrors($errors);

        return $this->createThrowableJsonApiResponse($throwable, $content, $httpCode);
    }

    /**
     * @param Throwable $throwable
     * @param string    $message
     *
     * @return void
     */
    private function logError(Throwable $throwable, string $message): void
    {
        if ($this->logger !== null && $this->shouldBeLogged($throwable) === true) {
            // on error (e.g. no permission to write on disk or etc) ignore
            try {
                $this->logger->error($message, ['error' => $throwable]);
            } catch (Exception $exception) {

            }
        }
    }

    /**
     * @return int
     */
    private function getHttpCodeForUnexpectedThrowable(): int
    {
        return $this->httpCodeForUnexpected;
    }

    /**
     * @param Throwable $throwable
     *
     * @return bool
     */
    private function shouldBeLogged(Throwable $throwable): bool
    {
        $result = array_key_exists(get_class($throwable), $this->doNotLogClassesAsKeys) === false;

        return $result;
    }

    /**
     * @param Throwable $throwable
     * @param string    $content
     * @param int       $status
     *
     * @return ThrowableResponseInterface
     */
    private function createThrowableJsonApiResponse(Throwable $throwable, string $content, int $status): ThrowableResponseInterface

    {
        return new class ($throwable, $content, $status) extends JsonApiResponse implements ThrowableResponseInterface
        {
            /**
             * @var Throwable
             */
            private $throwable;

            /**
             * @param Throwable $throwable
             * @param string    $content
             * @param int       $status
             */
            public function __construct(Throwable $throwable, string $content, int $status)
            {
                parent::__construct($content, $status);
                $this->throwable = $throwable;
            }

            /**
             * @return Throwable
             */
            public function getThrowable(): Throwable
            {
                return $this->throwable;
            }
        };
    }
}


1			<?php namespace Limoncello\Flute\Http\Errors;
2
3			/**
4			* Copyright 2015-2017 [email protected]
5			*
6			* Licensed under the Apache License, Version 2.0 (the "License");
7			* you may not use this file except in compliance with the License.
8			* You may obtain a copy of the License at
9			*
10			* http://www.apache.org/licenses/LICENSE-2.0
11			*
12			* Unless required by applicable law or agreed to in writing, software
13			* distributed under the License is distributed on an "AS IS" BASIS,
14			* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15			* See the License for the specific language governing permissions and
16			* limitations under the License.
17			*/
18
19			use Exception;
20			use Limoncello\Contracts\Exceptions\ThrowableHandlerInterface;
21			use Limoncello\Contracts\Http\ThrowableResponseInterface;
22			use Limoncello\Flute\Contracts\Encoder\EncoderInterface;
23			use Limoncello\Flute\Http\JsonApiResponse;
24			use Neomerx\JsonApi\Document\Error;
25			use Neomerx\JsonApi\Exceptions\ErrorCollection;
26			use Neomerx\JsonApi\Exceptions\JsonApiException;
27			use Psr\Container\ContainerInterface;
28			use Psr\Log\LoggerAwareTrait;
29			use Throwable;
30
31			/**
32			* @package Limoncello\Flute
33			*
34			* @SuppressWarnings(PHPMD.CouplingBetweenObjects)
35			*/
36			class FluteThrowableHandler implements ThrowableHandlerInterface
37			{
38			use LoggerAwareTrait;
39
40			/**
41			* Those classes will not be logged. Note that classes are expected to be keys but not values.
42			*
43			* @var array
44			*/
45			private $doNotLogClassesAsKeys;
46
47			/**
48			* @var int
49			*/
50			private $httpCodeForUnexpected;
51
52			/**
53			* @var bool
54			*/
55			private $isDebug;
56
57			/**
58			* @var EncoderInterface
59			*/
60			private $encoder;
61
62			/**
63			* @param EncoderInterface $encoder
64			* @param array $doNotLogClassesAsKeys
65			* @param int $httpCodeForUnexpected
66			* @param bool $isDebug
67			*/
68			public function __construct(
69			EncoderInterface $encoder,
70			array $doNotLogClassesAsKeys,
71			int $httpCodeForUnexpected,
72			bool $isDebug
73			) {
74			$this->doNotLogClassesAsKeys = $doNotLogClassesAsKeys;
75			$this->httpCodeForUnexpected = $httpCodeForUnexpected;
76			$this->isDebug = $isDebug;
77			$this->encoder = $encoder;
78			}
79
80			/**
81			* @inheritdoc
82			*/
83			public function createResponse(Throwable $throwable, ContainerInterface $container): ThrowableResponseInterface
84			{
85			unset($container);
86
87			$message = 'Internal Server Error';
88
89			$this->logError($throwable, $message);
90
91			// compose JSON API Error with appropriate level of details
92			if ($throwable instanceof JsonApiException) {
93			/** @var JsonApiException $throwable */
94			$errors = $throwable->getErrors();
95			$httpCode = $throwable->getHttpCode();
96			} else {
97			$errors = new ErrorCollection();
98			$httpCode = $this->getHttpCodeForUnexpectedThrowable();
99			$details = null;
100			if ($this->isDebug === true) {
101			$message = $throwable->getMessage();
102			$details = (string)$throwable;
103			}
104			$errors->add(new Error(null, null, $httpCode, null, $message, $details));
105			}
106
107			// encode the error and send to client
108			$content = $this->encoder->encodeErrors($errors);
109
110			return $this->createThrowableJsonApiResponse($throwable, $content, $httpCode);
111			}
112
113			/**
114			* @param Throwable $throwable
115			* @param string $message
116			*
117			* @return void
118			*/
119			private function logError(Throwable $throwable, string $message): void
120			{
121			if ($this->logger !== null && $this->shouldBeLogged($throwable) === true) {
122			// on error (e.g. no permission to write on disk or etc) ignore
123			try {
124			$this->logger->error($message, ['error' => $throwable]);
125			} catch (Exception $exception) {
			0 ignored issues – show Coding Style Comprehensibility introduced 2017-09-02 21:52 UTC by Report Bug Copy Issue Report Consider adding a comment why this CATCH block is empty. Loading history...
126			}
127			}
128			}
129
130			/**
131			* @return int
132			*/
133			private function getHttpCodeForUnexpectedThrowable(): int
134			{
135			return $this->httpCodeForUnexpected;
136			}
137
138			/**
139			* @param Throwable $throwable
140			*
141			* @return bool
142			*/
143			private function shouldBeLogged(Throwable $throwable): bool
144			{
145			$result = array_key_exists(get_class($throwable), $this->doNotLogClassesAsKeys) === false;
146
147			return $result;
148			}
149
150			/**
151			* @param Throwable $throwable
152			* @param string $content
153			* @param int $status
154			*
155			* @return ThrowableResponseInterface
156			*/
157			private function createThrowableJsonApiResponse(Throwable $throwable, string $content, int $status): ThrowableResponseInterface
			0 ignored issues – show Coding Style introduced 2017-09-02 21:52 UTC by Report Bug Copy Issue Report This line exceeds maximum limit of 120 characters; contains 131 characters Overly long lines are hard to read on any screen. Most code styles therefor impose a maximum limit on the number of characters in a line. Loading history...
158			{
159			return new class ($throwable, $content, $status) extends JsonApiResponse implements ThrowableResponseInterface
160			{
161			/**
162			* @var Throwable
163			*/
164			private $throwable;
165
166			/**
167			* @param Throwable $throwable
168			* @param string $content
169			* @param int $status
170			*/
171			public function __construct(Throwable $throwable, string $content, int $status)
172			{
173			parent::__construct($content, $status);
174			$this->throwable = $throwable;
175			}
176
177			/**
178			* @return Throwable
179			*/
180			public function getThrowable(): Throwable
181			{
182			return $this->throwable;
183			}
184			};
185			}
186			}
187

limoncello-php-dist / flute

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FluteThrowableHandler.php$0 ➔ __construct() A

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