DataManager::getExtension() - Code Metrics - Inspection of "Fix Mime deprecations for Symfony 4.3" - liip/LiipImagineBundle - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#1217)

unknown

created 2019-08-30 17:11 UTC

DataManager::getExtension() A

↳ Parent: DataManager

Complexity

Conditions	3
Paths	3

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	12
rs	9.8666
c	0
b	0
f	0
cc	3
nc	3
nop	1

<?php

/*
 * This file is part of the `liip/LiipImagineBundle` project.
 *
 * (c) https://github.com/liip/LiipImagineBundle/graphs/contributors
 *
 * For the full copyright and license information, please view the LICENSE.md
 * file that was distributed with this source code.
 */

namespace Liip\ImagineBundle\Imagine\Data;

use Liip\ImagineBundle\Binary\BinaryInterface;
use Liip\ImagineBundle\Binary\Loader\LoaderInterface;
use Liip\ImagineBundle\Binary\MimeTypeGuesserInterface;
use Liip\ImagineBundle\Exception\InvalidArgumentException;
use Liip\ImagineBundle\Imagine\Filter\FilterConfiguration;
use Liip\ImagineBundle\Model\Binary;
use Symfony\Component\HttpFoundation\File\MimeType\ExtensionGuesserInterface as DeprecatedExtensionGuesserInterface;
use Symfony\Component\Mime\MimeTypesInterface;

class DataManager
{
    /**
     * @var MimeTypeGuesserInterface
     */
    protected $mimeTypeGuesser;

    /**
     * @var DeprecatedExtensionGuesserInterface|MimeTypesInterface
     */
    protected $extensionGuesser;

    /**
     * @var FilterConfiguration
     */
    protected $filterConfig;

    /**
     * @var string|null
     */
    protected $defaultLoader;

    /**
     * @var string|null
     */
    protected $globalDefaultImage;

    /**
     * @var LoaderInterface[]
     */
    protected $loaders = [];

    /**
     * @param MimeTypeGuesserInterface                               $mimeTypeGuesser
     * @param DeprecatedExtensionGuesserInterface|MimeTypesInterface $extensionGuesser
     * @param FilterConfiguration                                    $filterConfig
     * @param string                                                 $defaultLoader
     * @param string                                                 $globalDefaultImage
     */
    public function __construct(
        MimeTypeGuesserInterface $mimeTypeGuesser,
        $extensionGuesser,
        FilterConfiguration $filterConfig,
        $defaultLoader = null,
        $globalDefaultImage = null
    ) {
        if (!$extensionGuesser instanceof MimeTypesInterface && !$extensionGuesser instanceof DeprecatedExtensionGuesserInterface) {
            throw new InvalidArgumentException('$extensionGuesser must be an instance of Symfony\Component\Mime\MimeTypesInterface or Symfony\Component\HttpFoundation\File\MimeType\ExtensionGuesserInterface');
        }

        if (interface_exists(MimeTypesInterface::class) && $extensionGuesser instanceof DeprecatedExtensionGuesserInterface) {
            @trigger_error(sprintf('Passing a %s to "%s()" is deprecated since Symfony 4.3, pass a "%s" instead.', DeprecatedExtensionGuesserInterface::class, __METHOD__, MimeTypesInterface::class), E_USER_DEPRECATED);
// For example instead of
@mkdir($dir);

// Better use
if (@mkdir($dir) === false) {
    throw new \RuntimeException('The directory '.$dir.' could not be created.');
}
        }

        $this->mimeTypeGuesser = $mimeTypeGuesser;
        $this->filterConfig = $filterConfig;
        $this->defaultLoader = $defaultLoader;
        $this->extensionGuesser = $extensionGuesser;
        $this->globalDefaultImage = $globalDefaultImage;
    }

    /**
     * Adds a loader to retrieve images for the given filter.
     *
     * @param string          $filter
     * @param LoaderInterface $loader
     */
    public function addLoader($filter, LoaderInterface $loader)
    {
        $this->loaders[$filter] = $loader;
    }

    /**
     * Returns a loader previously attached to the given filter.
     *
     * @param string $filter
     *
     * @throws \InvalidArgumentException
     *
     * @return LoaderInterface
     */
    public function getLoader($filter)
    {
        $config = $this->filterConfig->get($filter);

        $loaderName = empty($config['data_loader']) ? $this->defaultLoader : $config['data_loader'];

        if (!isset($this->loaders[$loaderName])) {
            throw new \InvalidArgumentException(sprintf(
                'Could not find data loader "%s" for "%s" filter type',
                $loaderName,
                $filter
            ));
        }

        return $this->loaders[$loaderName];
    }

    /**
     * Retrieves an image with the given filter applied.
     *
     * @param string $filter
     * @param string $path
     *
     * @throws \LogicException
     *
     * @return BinaryInterface
     */
    public function find($filter, $path)
    {
        $loader = $this->getLoader($filter);

        $binary = $loader->find($path);
        if (!$binary instanceof BinaryInterface) {
            $mimeType = $this->mimeTypeGuesser->guess($binary);

            $extension = $this->getExtension($mimeType);
            $binary = new Binary(
                $binary,
                $mimeType,
                $extension
            );
        }

        if (null === $binary->getMimeType()) {
            throw new \LogicException(sprintf('The mime type of image %s was not guessed.', $path));
        }

        if (0 !== mb_strpos($binary->getMimeType(), 'image/')) {
            throw new \LogicException(sprintf('The mime type of image %s must be image/xxx got %s.', $path, $binary->getMimeType()));
        }

        return $binary;
    }

    /**
     * Get default image url with the given filter applied.
     *
     * @param string $filter
     *
     * @return string|null
     */
    public function getDefaultImageUrl($filter)
    {
        $config = $this->filterConfig->get($filter);

        $defaultImage = null;
        if (false === empty($config['default_image'])) {
            $defaultImage = $config['default_image'];
        } elseif (!empty($this->globalDefaultImage)) {
            $defaultImage = $this->globalDefaultImage;
        }

        return $defaultImage;
    }

    private function getExtension(?string $mimeType): ?string
    {
        if ($this->extensionGuesser instanceof DeprecatedExtensionGuesserInterface) {
            return $this->extensionGuesser->guess($mimeType);
        }

        if (null === $mimeType) {
            return null;
        }

        return $this->extensionGuesser->getExtensions($mimeType)[0] ?? null;
    }
}


1			<?php
2
3			/*
4			* This file is part of the `liip/LiipImagineBundle` project.
5			*
6			* (c) https://github.com/liip/LiipImagineBundle/graphs/contributors
7			*
8			* For the full copyright and license information, please view the LICENSE.md
9			* file that was distributed with this source code.
10			*/
11
12			namespace Liip\ImagineBundle\Imagine\Data;
13
14			use Liip\ImagineBundle\Binary\BinaryInterface;
15			use Liip\ImagineBundle\Binary\Loader\LoaderInterface;
16			use Liip\ImagineBundle\Binary\MimeTypeGuesserInterface;
17			use Liip\ImagineBundle\Exception\InvalidArgumentException;
18			use Liip\ImagineBundle\Imagine\Filter\FilterConfiguration;
19			use Liip\ImagineBundle\Model\Binary;
20			use Symfony\Component\HttpFoundation\File\MimeType\ExtensionGuesserInterface as DeprecatedExtensionGuesserInterface;
21			use Symfony\Component\Mime\MimeTypesInterface;
22
23			class DataManager
24			{
25			/**
26			* @var MimeTypeGuesserInterface
27			*/
28			protected $mimeTypeGuesser;
29
30			/**
31			* @var DeprecatedExtensionGuesserInterface\|MimeTypesInterface
32			*/
33			protected $extensionGuesser;
34
35			/**
36			* @var FilterConfiguration
37			*/
38			protected $filterConfig;
39
40			/**
41			* @var string\|null
42			*/
43			protected $defaultLoader;
44
45			/**
46			* @var string\|null
47			*/
48			protected $globalDefaultImage;
49
50			/**
51			* @var LoaderInterface[]
52			*/
53			protected $loaders = [];
54
55			/**
56			* @param MimeTypeGuesserInterface $mimeTypeGuesser
57			* @param DeprecatedExtensionGuesserInterface\|MimeTypesInterface $extensionGuesser
58			* @param FilterConfiguration $filterConfig
59			* @param string $defaultLoader
60			* @param string $globalDefaultImage
61			*/
62			public function __construct(
63			MimeTypeGuesserInterface $mimeTypeGuesser,
64			$extensionGuesser,
65			FilterConfiguration $filterConfig,
66			$defaultLoader = null,
67			$globalDefaultImage = null
68			) {
69			if (!$extensionGuesser instanceof MimeTypesInterface && !$extensionGuesser instanceof DeprecatedExtensionGuesserInterface) {
70			throw new InvalidArgumentException('$extensionGuesser must be an instance of Symfony\Component\Mime\MimeTypesInterface or Symfony\Component\HttpFoundation\File\MimeType\ExtensionGuesserInterface');
71			}
72
73			if (interface_exists(MimeTypesInterface::class) && $extensionGuesser instanceof DeprecatedExtensionGuesserInterface) {
74			@trigger_error(sprintf('Passing a %s to "%s()" is deprecated since Symfony 4.3, pass a "%s" instead.', DeprecatedExtensionGuesserInterface::class, __METHOD__, MimeTypesInterface::class), E_USER_DEPRECATED);
			0 ignored issues – show Security Best Practice introduced 2019-08-27 21:30 UTC by Report Bug Copy Issue Report It seems like you do not handle an error condition here. This can introduce security issues, and is generally not recommended. If you suppress an error, we recommend checking for the error condition explicitly: // For example instead of @mkdir($dir); // Better use if (@mkdir($dir) === false) { throw new \RuntimeException('The directory '.$dir.' could not be created.'); } Loading history...
75			}
76
77			$this->mimeTypeGuesser = $mimeTypeGuesser;
78			$this->filterConfig = $filterConfig;
79			$this->defaultLoader = $defaultLoader;
80			$this->extensionGuesser = $extensionGuesser;
81			$this->globalDefaultImage = $globalDefaultImage;
82			}
83
84			/**
85			* Adds a loader to retrieve images for the given filter.
86			*
87			* @param string $filter
88			* @param LoaderInterface $loader
89			*/
90			public function addLoader($filter, LoaderInterface $loader)
91			{
92			$this->loaders[$filter] = $loader;
93			}
94
95			/**
96			* Returns a loader previously attached to the given filter.
97			*
98			* @param string $filter
99			*
100			* @throws \InvalidArgumentException
101			*
102			* @return LoaderInterface
103			*/
104			public function getLoader($filter)
105			{
106			$config = $this->filterConfig->get($filter);
107
108			$loaderName = empty($config['data_loader']) ? $this->defaultLoader : $config['data_loader'];
109
110			if (!isset($this->loaders[$loaderName])) {
111			throw new \InvalidArgumentException(sprintf(
112			'Could not find data loader "%s" for "%s" filter type',
113			$loaderName,
114			$filter
115			));
116			}
117
118			return $this->loaders[$loaderName];
119			}
120
121			/**
122			* Retrieves an image with the given filter applied.
123			*
124			* @param string $filter
125			* @param string $path
126			*
127			* @throws \LogicException
128			*
129			* @return BinaryInterface
130			*/
131			public function find($filter, $path)
132			{
133			$loader = $this->getLoader($filter);
134
135			$binary = $loader->find($path);
136			if (!$binary instanceof BinaryInterface) {
137			$mimeType = $this->mimeTypeGuesser->guess($binary);
138
139			$extension = $this->getExtension($mimeType);
140			$binary = new Binary(
141			$binary,
142			$mimeType,
143			$extension
144			);
145			}
146
147			if (null === $binary->getMimeType()) {
148			throw new \LogicException(sprintf('The mime type of image %s was not guessed.', $path));
149			}
150
151			if (0 !== mb_strpos($binary->getMimeType(), 'image/')) {
152			throw new \LogicException(sprintf('The mime type of image %s must be image/xxx got %s.', $path, $binary->getMimeType()));
153			}
154
155			return $binary;
156			}
157
158			/**
159			* Get default image url with the given filter applied.
160			*
161			* @param string $filter
162			*
163			* @return string\|null
164			*/
165			public function getDefaultImageUrl($filter)
166			{
167			$config = $this->filterConfig->get($filter);
168
169			$defaultImage = null;
170			if (false === empty($config['default_image'])) {
171			$defaultImage = $config['default_image'];
172			} elseif (!empty($this->globalDefaultImage)) {
173			$defaultImage = $this->globalDefaultImage;
174			}
175
176			return $defaultImage;
177			}
178
179			private function getExtension(?string $mimeType): ?string
180			{
181			if ($this->extensionGuesser instanceof DeprecatedExtensionGuesserInterface) {
182			return $this->extensionGuesser->guess($mimeType);
183			}
184
185			if (null === $mimeType) {
186			return null;
187			}
188
189			return $this->extensionGuesser->getExtensions($mimeType)[0] ?? null;
190			}
191			}
192

liip / LiipImagineBundle

Pull Request — master (#1217)

DataManager::getExtension() A

Complexity

Size

Duplication

Importance

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