AzureAdapter - Code Metrics - Inspection of "Merge pull request #9 from guiwoda/send-some-optio..." - thephpleague/flysystem-azure - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 5a8a6a...202ca4 )

by Frank

created 2016-02-10 13:07 UTC

AzureAdapter B

↳ Parent: Project

Complexity

Total Complexity

Size/Duplication

Total Lines	375
Duplicated Lines	5.6 %

Coupling/Cohesion

Components	1
Dependencies	15

Importance

Changes	8
Bugs	2	Features	0

Metric	Value
wmc	36
c	8
b	2
f	0
lcom	1
cbo	15
dl	21
loc	375
rs	8.0666

24 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	6	1
A	write()	0	4	1
A	writeStream()	0	4	1
A	update()	0	4	1
A	updateStream()	0	4	1
A	rename()	0	6	1
A	copy()	0	9	1
A	delete()	0	8	1
A	deleteDir()	0	17	2
A	createDir()	0	6	1
A	has()	0	16	3
A	read()	11	11	1
A	readStream()	10	10	1
B	listContents()	0	32	5
A	getMetadata()	0	9	1
A	getSize()	0	4	1
A	getMimetype()	0	4	1
A	getTimestamp()	0	4	1
A	normalize()	0	15	2
A	normalizeBlobProperties()	0	17	2
A	normalizeBlobPrefix()	0	4	1
A	streamContentsToString()	0	4	1
A	upload()	0	9	1
A	getOptionsFromConfig()	0	18	4

How to fix Duplicated Code

<?php

namespace League\Flysystem\Azure;

use League\Flysystem\Adapter\AbstractAdapter;
use League\Flysystem\Adapter\Polyfill\NotSupportingVisibilityTrait;
use League\Flysystem\Config;
use League\Flysystem\Util;
use WindowsAzure\Blob\Internal\IBlob;
use WindowsAzure\Blob\Models\BlobPrefix;
use WindowsAzure\Blob\Models\BlobProperties;
use WindowsAzure\Blob\Models\CopyBlobResult;
use WindowsAzure\Blob\Models\CreateBlobOptions;
use WindowsAzure\Blob\Models\ListBlobsOptions;
use WindowsAzure\Blob\Models\ListBlobsResult;
use WindowsAzure\Common\ServiceException;

class AzureAdapter extends AbstractAdapter
{
    use NotSupportingVisibilityTrait;

    /**
     * @var string
     */
    protected $container;

    /**
     * @var IBlob
     */
    protected $client;

    /**
     * @var string[]
     */
    protected static $metaOptions = [
        'CacheControl',
        'ContentType',
        'Metadata',
        'ContentLanguage',
        'ContentEncoding',
    ];

    /**
     * Constructor.
     *
     * @param IBlob  $azureClient
     * @param string $container
     */
    public function __construct(IBlob $azureClient, $container, $prefix = null)
    {
        $this->client = $azureClient;
        $this->container = $container;
        $this->setPathPrefix($prefix);
    }

    /**
     * {@inheritdoc}
     */
    public function write($path, $contents, Config $config)
    {
        return $this->upload($path, $contents, $config);
    }

    /**
     * {@inheritdoc}
     */
    public function writeStream($path, $resource, Config $config)
    {
        return $this->upload($path, $resource, $config);
    }

    /**
     * {@inheritdoc}
     */
    public function update($path, $contents, Config $config)
    {
        return $this->upload($path, $contents, $config);
    }

    /**
     * {@inheritdoc}
     */
    public function updateStream($path, $resource, Config $config)
    {
        return $this->upload($path, $resource, $config);
    }

    /**
     * {@inheritdoc}
     */
    public function rename($path, $newpath)
    {
        $this->copy($path, $newpath);

        return $this->delete($path);
    }

    public function copy($path, $newpath)
    {
        $path = $this->applyPathPrefix($path);
        $newpath = $this->applyPathPrefix($newpath);

        $this->client->copyBlob($this->container, $newpath, $this->container, $path);

        return true;
    }

    /**
     * {@inheritdoc}
     */
    public function delete($path)
    {
        $path = $this->applyPathPrefix($path);

        $this->client->deleteBlob($this->container, $path);

        return true;
    }

    /**
     * {@inheritdoc}
     */
    public function deleteDir($dirname)
    {
        $dirname = $this->applyPathPrefix($dirname);

        $options = new ListBlobsOptions();
        $options->setPrefix($dirname . '/');

        /** @var ListBlobsResult $listResults */
        $listResults = $this->client->listBlobs($this->container, $options);
function acceptsInteger($int) { }

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

// Instead of
acceptsInteger($x);

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

        foreach ($listResults->getBlobs() as $blob) {
            /** @var \WindowsAzure\Blob\Models\Blob $blob */
            $this->client->deleteBlob($this->container, $blob->getName());
        }

        return true;
    }

    /**
     * {@inheritdoc}
     */
    public function createDir($dirname, Config $config)
    {
        $this->write(rtrim($dirname, '/').'/', ' ', $config);

        return ['path' => $dirname, 'type' => 'dir'];
    }

    /**
     * {@inheritdoc}
     */
    public function has($path)
    {
        $path = $this->applyPathPrefix($path);

        try {
            $this->client->getBlobMetadata($this->container, $path);
        } catch (ServiceException $e) {
            if ($e->getCode() !== 404) {
                throw $e;
            }

            return false;
        }

        return true;
    }

    /**
     * {@inheritdoc}
     */
    public function read($path)

    {
        $path = $this->applyPathPrefix($path);

        /** @var \WindowsAzure\Blob\Models\GetBlobResult $blobResult */
        $blobResult = $this->client->getBlob($this->container, $path);
        $properties = $blobResult->getProperties();
        $content = $this->streamContentsToString($blobResult->getContentStream());

        return $this->normalizeBlobProperties($path, $properties) + ['contents' => $content];
    }

    /**
     * {@inheritdoc}
     */
    public function readStream($path)

    {
        $path = $this->applyPathPrefix($path);

        /** @var \WindowsAzure\Blob\Models\GetBlobResult $blobResult */
        $blobResult = $this->client->getBlob($this->container, $path);
        $properties = $blobResult->getProperties();

        return $this->normalizeBlobProperties($path, $properties) + ['stream' => $blobResult->getContentStream()];
    }

    /**
     * {@inheritdoc}
     */
    public function listContents($directory = '', $recursive = false)
    {
        $directory = $this->applyPathPrefix($directory);

        // Append trailing slash only for directory other than root (which after normalization is an empty string).
        // Listing for / doesn't work properly otherwise.
        if (strlen($directory)) {
            $directory = rtrim($directory, '/') . '/';
        }

        $options = new ListBlobsOptions();
        $options->setPrefix($directory);

        if (!$recursive) {
            $options->setDelimiter('/');
        }

        /** @var ListBlobsResult $listResults */
        $listResults = $this->client->listBlobs($this->container, $options);
function acceptsInteger($int) { }

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

// Instead of
acceptsInteger($x);

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

        $contents = [];

        foreach ($listResults->getBlobs() as $blob) {
            $contents[] = $this->normalizeBlobProperties($blob->getName(), $blob->getProperties());
        }

        if (!$recursive) {
            $contents = array_merge($contents, array_map([$this, 'normalizeBlobPrefix'], $listResults->getBlobPrefixes()));
        }

        return Util::emulateDirectories($contents);
    }

    /**
     * {@inheritdoc}
     */
    public function getMetadata($path)
    {
        $path = $this->applyPathPrefix($path);

        /** @var \WindowsAzure\Blob\Models\GetBlobPropertiesResult $result */
        $result = $this->client->getBlobProperties($this->container, $path);

        return $this->normalizeBlobProperties($path, $result->getProperties());
    }

    /**
     * {@inheritdoc}
     */
    public function getSize($path)
    {
        return $this->getMetadata($path);
    }

    /**
     * {@inheritdoc}
     */
    public function getMimetype($path)
    {
        return $this->getMetadata($path);
    }

    /**
     * {@inheritdoc}
     */
    public function getTimestamp($path)
    {
        return $this->getMetadata($path);
    }

    /**
     * Builds the normalized output array.
     *
     * @param string $path
     * @param int    $timestamp
     * @param mixed  $content
     *
     * @return array
     */
    protected function normalize($path, $timestamp, $content = null)
    {
        $data = [
            'path' => $path,
            'timestamp' => (int) $timestamp,
            'dirname' => Util::dirname($path),
            'type' => 'file',
        ];

        if (is_string($content)) {
            $data['contents'] = $content;
        }

        return $data;
    }

    /**
     * Builds the normalized output array from a Blob object.
     *
     * @param string         $path
     * @param BlobProperties $properties
     *
     * @return array
     */
    protected function normalizeBlobProperties($path, BlobProperties $properties)
    {
        if (substr($path, -1) === '/') {
            return ['type' => 'dir', 'path' => $this->removePathPrefix(rtrim($path, '/'))];
        }

        $path = $this->removePathPrefix($path);

        return [
            'path' => $path,
            'timestamp' => (int) $properties->getLastModified()->format('U'),
            'dirname' => Util::dirname($path),
            'mimetype' => $properties->getContentType(),
            'size' => $properties->getContentLength(),
            'type' => 'file',
        ];
    }

    /**
     * Builds the normalized output array from a BlobPrefix object.
     *
     * @param BlobPrefix $blobPrefix
     *
     * @return array
     */
    protected function normalizeBlobPrefix(BlobPrefix $blobPrefix)
    {
        return ['type' => 'dir', 'path' => $this->removePathPrefix(rtrim($blobPrefix->getName(), '/'))];
    }

    /**
     * Retrieves content streamed by Azure into a string.
     *
     * @param resource $resource
     *
     * @return string
     */
    protected function streamContentsToString($resource)
    {
        return stream_get_contents($resource);
    }

    /**
     * Upload a file.
     *
     * @param string           $path     Path
     * @param string|resource  $contents Either a string or a stream.
     * @param Config           $config   Config
     *
     * @return array
     */
    protected function upload($path, $contents, Config $config)
    {
        $path = $this->applyPathPrefix($path);

        /** @var CopyBlobResult $result */
        $result = $this->client->createBlockBlob($this->container, $path, $contents, $this->getOptionsFromConfig($config));
function acceptsInteger($int) { }

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

// Instead of
acceptsInteger($x);

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

        return $this->normalize($path, $result->getLastModified()->format('U'), $contents);
    }

    /**
     * Retrieve options from a Config instance.
     *
     * @param Config $config
     *
     * @return CreateBlobOptions
     */
    protected function getOptionsFromConfig(Config $config)
    {
        $options = new CreateBlobOptions();

        foreach (static::$metaOptions as $option) {
            if (!$config->has($option)) {
                continue;
            }

            call_user_func([$options, "set$option"], $config->get($option));
        }

        if ($mimetype = $config->get('mimetype')) {
            $options->setContentType($mimetype);
        }

        return $options;
    }
}


1		<?php
2
3		namespace League\Flysystem\Azure;
4
5		use League\Flysystem\Adapter\AbstractAdapter;
6		use League\Flysystem\Adapter\Polyfill\NotSupportingVisibilityTrait;
7		use League\Flysystem\Config;
8		use League\Flysystem\Util;
9		use WindowsAzure\Blob\Internal\IBlob;
10		use WindowsAzure\Blob\Models\BlobPrefix;
11		use WindowsAzure\Blob\Models\BlobProperties;
12		use WindowsAzure\Blob\Models\CopyBlobResult;
13		use WindowsAzure\Blob\Models\CreateBlobOptions;
14		use WindowsAzure\Blob\Models\ListBlobsOptions;
15		use WindowsAzure\Blob\Models\ListBlobsResult;
16		use WindowsAzure\Common\ServiceException;
17
18		class AzureAdapter extends AbstractAdapter
19		{
20		use NotSupportingVisibilityTrait;
21
22		/**
23		* @var string
24		*/
25		protected $container;
26
27		/**
28		* @var IBlob
29		*/
30		protected $client;
31
32		/**
33		* @var string[]
34		*/
35		protected static $metaOptions = [
36		'CacheControl',
37		'ContentType',
38		'Metadata',
39		'ContentLanguage',
40		'ContentEncoding',
41		];
42
43		/**
44		* Constructor.
45		*
46		* @param IBlob $azureClient
47		* @param string $container
48		*/
49		public function __construct(IBlob $azureClient, $container, $prefix = null)
50		{
51		$this->client = $azureClient;
52		$this->container = $container;
53		$this->setPathPrefix($prefix);
54		}
55
56		/**
57		* {@inheritdoc}
58		*/
59		public function write($path, $contents, Config $config)
60		{
61		return $this->upload($path, $contents, $config);
62		}
63
64		/**
65		* {@inheritdoc}
66		*/
67		public function writeStream($path, $resource, Config $config)
68		{
69		return $this->upload($path, $resource, $config);
70		}
71
72		/**
73		* {@inheritdoc}
74		*/
75		public function update($path, $contents, Config $config)
76		{
77		return $this->upload($path, $contents, $config);
78		}
79
80		/**
81		* {@inheritdoc}
82		*/
83		public function updateStream($path, $resource, Config $config)
84		{
85		return $this->upload($path, $resource, $config);
86		}
87
88		/**
89		* {@inheritdoc}
90		*/
91		public function rename($path, $newpath)
92		{
93		$this->copy($path, $newpath);
94
95		return $this->delete($path);
96		}
97
98		public function copy($path, $newpath)
99		{
100		$path = $this->applyPathPrefix($path);
101		$newpath = $this->applyPathPrefix($newpath);
102
103		$this->client->copyBlob($this->container, $newpath, $this->container, $path);
104
105		return true;
106		}
107
108		/**
109		* {@inheritdoc}
110		*/
111		public function delete($path)
112		{
113		$path = $this->applyPathPrefix($path);
114
115		$this->client->deleteBlob($this->container, $path);
116
117		return true;
118		}
119
120		/**
121		* {@inheritdoc}
122		*/
123		public function deleteDir($dirname)
124		{
125		$dirname = $this->applyPathPrefix($dirname);
126
127		$options = new ListBlobsOptions();
128		$options->setPrefix($dirname . '/');
129
130		/** @var ListBlobsResult $listResults */
131		$listResults = $this->client->listBlobs($this->container, $options);
		0 ignored issues – show Documentation introduced 2016-02-10 13:00 UTC by Report Bug Copy Issue Report `$options` is of type `object<WindowsAzure\Blob\Models\ListBlobsOptions>`, but the function expects a `object<WindowsAzure\Blob...\ListBlobsOptions>\|null`. 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) $x); Loading history...
132
133		foreach ($listResults->getBlobs() as $blob) {
134		/** @var \WindowsAzure\Blob\Models\Blob $blob */
135		$this->client->deleteBlob($this->container, $blob->getName());
136		}
137
138		return true;
139		}
140
141		/**
142		* {@inheritdoc}
143		*/
144		public function createDir($dirname, Config $config)
145		{
146		$this->write(rtrim($dirname, '/').'/', ' ', $config);
147
148		return ['path' => $dirname, 'type' => 'dir'];
149		}
150
151		/**
152		* {@inheritdoc}
153		*/
154		public function has($path)
155		{
156		$path = $this->applyPathPrefix($path);
157
158		try {
159		$this->client->getBlobMetadata($this->container, $path);
160		} catch (ServiceException $e) {
161		if ($e->getCode() !== 404) {
162		throw $e;
163		}
164
165		return false;
166		}
167
168		return true;
169		}
170
171		/**
172		* {@inheritdoc}
173		*/
174	View Code Duplication	public function read($path)
		0 ignored issues – show Duplication introduced 2015-12-02 15:42 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
175		{
176		$path = $this->applyPathPrefix($path);
177
178		/** @var \WindowsAzure\Blob\Models\GetBlobResult $blobResult */
179		$blobResult = $this->client->getBlob($this->container, $path);
180		$properties = $blobResult->getProperties();
181		$content = $this->streamContentsToString($blobResult->getContentStream());
182
183		return $this->normalizeBlobProperties($path, $properties) + ['contents' => $content];
184		}
185
186		/**
187		* {@inheritdoc}
188		*/
189	View Code Duplication	public function readStream($path)
		0 ignored issues – show Duplication introduced 2015-12-02 15:42 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
190		{
191		$path = $this->applyPathPrefix($path);
192
193		/** @var \WindowsAzure\Blob\Models\GetBlobResult $blobResult */
194		$blobResult = $this->client->getBlob($this->container, $path);
195		$properties = $blobResult->getProperties();
196
197		return $this->normalizeBlobProperties($path, $properties) + ['stream' => $blobResult->getContentStream()];
198		}
199
200		/**
201		* {@inheritdoc}
202		*/
203		public function listContents($directory = '', $recursive = false)
204		{
205		$directory = $this->applyPathPrefix($directory);
206
207		// Append trailing slash only for directory other than root (which after normalization is an empty string).
208		// Listing for / doesn't work properly otherwise.
209		if (strlen($directory)) {
210		$directory = rtrim($directory, '/') . '/';
211		}
212
213		$options = new ListBlobsOptions();
214		$options->setPrefix($directory);
215
216		if (!$recursive) {
217		$options->setDelimiter('/');
218		}
219
220		/** @var ListBlobsResult $listResults */
221		$listResults = $this->client->listBlobs($this->container, $options);
		0 ignored issues – show Documentation introduced 2016-02-10 13:00 UTC by Report Bug Copy Issue Report `$options` is of type `object<WindowsAzure\Blob\Models\ListBlobsOptions>`, but the function expects a `object<WindowsAzure\Blob...\ListBlobsOptions>\|null`. 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...
222
223		$contents = [];
224
225		foreach ($listResults->getBlobs() as $blob) {
226		$contents[] = $this->normalizeBlobProperties($blob->getName(), $blob->getProperties());
227		}
228
229		if (!$recursive) {
230		$contents = array_merge($contents, array_map([$this, 'normalizeBlobPrefix'], $listResults->getBlobPrefixes()));
231		}
232
233		return Util::emulateDirectories($contents);
234		}
235
236		/**
237		* {@inheritdoc}
238		*/
239		public function getMetadata($path)
240		{
241		$path = $this->applyPathPrefix($path);
242
243		/** @var \WindowsAzure\Blob\Models\GetBlobPropertiesResult $result */
244		$result = $this->client->getBlobProperties($this->container, $path);
245
246		return $this->normalizeBlobProperties($path, $result->getProperties());
247		}
248
249		/**
250		* {@inheritdoc}
251		*/
252		public function getSize($path)
253		{
254		return $this->getMetadata($path);
255		}
256
257		/**
258		* {@inheritdoc}
259		*/
260		public function getMimetype($path)
261		{
262		return $this->getMetadata($path);
263		}
264
265		/**
266		* {@inheritdoc}
267		*/
268		public function getTimestamp($path)
269		{
270		return $this->getMetadata($path);
271		}
272
273		/**
274		* Builds the normalized output array.
275		*
276		* @param string $path
277		* @param int $timestamp
278		* @param mixed $content
279		*
280		* @return array
281		*/
282		protected function normalize($path, $timestamp, $content = null)
283		{
284		$data = [
285		'path' => $path,
286		'timestamp' => (int) $timestamp,
287		'dirname' => Util::dirname($path),
288		'type' => 'file',
289		];
290
291		if (is_string($content)) {
292		$data['contents'] = $content;
293		}
294
295		return $data;
296		}
297
298		/**
299		* Builds the normalized output array from a Blob object.
300		*
301		* @param string $path
302		* @param BlobProperties $properties
303		*
304		* @return array
305		*/
306		protected function normalizeBlobProperties($path, BlobProperties $properties)
307		{
308		if (substr($path, -1) === '/') {
309		return ['type' => 'dir', 'path' => $this->removePathPrefix(rtrim($path, '/'))];
310		}
311
312		$path = $this->removePathPrefix($path);
313
314		return [
315		'path' => $path,
316		'timestamp' => (int) $properties->getLastModified()->format('U'),
317		'dirname' => Util::dirname($path),
318		'mimetype' => $properties->getContentType(),
319		'size' => $properties->getContentLength(),
320		'type' => 'file',
321		];
322		}
323
324		/**
325		* Builds the normalized output array from a BlobPrefix object.
326		*
327		* @param BlobPrefix $blobPrefix
328		*
329		* @return array
330		*/
331		protected function normalizeBlobPrefix(BlobPrefix $blobPrefix)
332		{
333		return ['type' => 'dir', 'path' => $this->removePathPrefix(rtrim($blobPrefix->getName(), '/'))];
334		}
335
336		/**
337		* Retrieves content streamed by Azure into a string.
338		*
339		* @param resource $resource
340		*
341		* @return string
342		*/
343		protected function streamContentsToString($resource)
344		{
345		return stream_get_contents($resource);
346		}
347
348		/**
349		* Upload a file.
350		*
351		* @param string $path Path
352		* @param string\|resource $contents Either a string or a stream.
353		* @param Config $config Config
354		*
355		* @return array
356		*/
357		protected function upload($path, $contents, Config $config)
358		{
359		$path = $this->applyPathPrefix($path);
360
361		/** @var CopyBlobResult $result */
362		$result = $this->client->createBlockBlob($this->container, $path, $contents, $this->getOptionsFromConfig($config));
		0 ignored issues – show Documentation introduced 2015-12-02 15:42 UTC by Report Bug Copy Issue Report `$this->getOptionsFromConfig($config)` is of type `object<WindowsAzure\Blob...dels\CreateBlobOptions>`, but the function expects a `object<WindowsAzure\Blob...CreateBlobOptions>\|null`. 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) $x); Loading history... Bug introduced 2016-02-10 13:00 UTC by Report Bug Copy Issue Report It seems like `$contents` defined by parameter `$contents` on line 357 can also be of type `resource`; however, `WindowsAzure\Blob\Intern...Blob::createBlockBlob()` does only seem to accept `string`, maybe add an additional type check? This check looks at variables that have been passed in as parameters and are passed out again to other methods. If the outgoing method call has stricter type requirements than the method itself, an issue is raised. An additional type check may prevent trouble. Loading history...
363
364		return $this->normalize($path, $result->getLastModified()->format('U'), $contents);
365		}
366
367		/**
368		* Retrieve options from a Config instance.
369		*
370		* @param Config $config
371		*
372		* @return CreateBlobOptions
373		*/
374		protected function getOptionsFromConfig(Config $config)
375		{
376		$options = new CreateBlobOptions();
377
378		foreach (static::$metaOptions as $option) {
379		if (!$config->has($option)) {
380		continue;
381		}
382
383		call_user_func([$options, "set$option"], $config->get($option));
384		}
385
386		if ($mimetype = $config->get('mimetype')) {
387		$options->setContentType($mimetype);
388		}
389
390		return $options;
391		}
392		}
393

thephpleague / flysystem-azure

Push — master ( 5a8a6a...202ca4 )

AzureAdapter B

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24 Methods

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