Cache::generateDate() - Code Metrics - Inspection of "release [view Changelog]" - yiranzai/php-file-cache - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 51fab9...63db47 )

by duan

created 2019-03-14 09:26 UTC

Cache::generateDate() A

↳ Parent: Cache

Complexity

Conditions	5
Paths	5

Size

Total Lines	16
Code Lines	11

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	11
CRAP Score	5

Importance

Changes

Metric	Value
cc	5
eloc	11
nc	5
nop	1
dl	0
loc	16
ccs	11
cts	11
cp	1
crap	5
rs	9.6111
c	0
b	0
f	0

<?php

namespace Yiranzai\File;

use DateTime;
use DateInterval;

/**
 * Class Cache
 * @package Yiranzai\File
 */
class Cache
{
    public const DEFAULT_PATH = __DIR__ . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'data'
    . DIRECTORY_SEPARATOR;
    /**
     * @var string
     */
    protected $dataPath = self::DEFAULT_PATH;
    /**
     * @var Filesystem
     */
    protected $file;
    /**
     * @var array
     */
    protected $guarded = ['file'];

    /**
     * Hash constructor.
     * @param array $config
     */
    public function __construct($config = [])
    {
        if (!empty($config)) {
            foreach ($config as $key => $item) {
                if (in_array($key, $this->guarded, true)) {
                    continue;
                }
                $this->$key = $item;
            }
        }
        $this->file = new Filesystem();
    }

    /**
     * 存储数据
     *
     * @param string                   $key
     * @param string                   $data
     * @param string|DateTime|int|null $minutes
     * @return Cache
     * @throws \Exception
     */
    public function put(string $key, string $data, $minutes = null): Cache
    {
        $this->ensureCacheDirectoryExists($path = $this->path($key));

        if ($this->file->exists($path = $this->path($key))) {
            if ($bucket = $this->getBucket($path)) {
                $bucket->putNode($key, $data, $this->generateDate($minutes));
            }
        } else {
            $bucket = new Bucket($key, $data, $this->generateDate($minutes));
        }
        $this->file->put($path, serialize($bucket));
        return $this;
    }

    /**
     * @param string $key
     * @param string $data
     * @return Cache
     * @throws \Exception
     */
    public function forever(string $key, string $data): Cache
    {
        $this->put($key, $data);
        return $this;
    }

    /**
     * @param $minutes
     * @return DateTime
     * @throws \Exception
     */
    protected function generateDate($minutes): ?DateTime
    {
        if ($minutes === null) {
            return null;
        }
        if ($minutes instanceof \DateTime) {
            return $minutes;
        }
        if (is_int($minutes)) {
            $date = new DateTime();
            return $date->add(new DateInterval('PT' . $minutes . 'M'));
        }
        try {
            return new DateTime($minutes);
        } catch (\Exception $exception) {
            throw new $exception;
        }
    }

    /**
     * @param  string $path
     * @return void
     */
    protected function ensureCacheDirectoryExists($path): void
    {
        if (!$this->file->exists(dirname($path))) {
            $this->file->makeDirectory(dirname($path), 0777, true, true);
        }
    }

    /**
     * @param string $key
     * @return string
     */
    protected function path(string $key): string
    {
        $parts = array_slice(str_split($hash = hash('sha256', $key), 2), 0, 2);

        return $this->dataPath . DIRECTORY_SEPARATOR . implode(
            DIRECTORY_SEPARATOR,
            $parts
        ) . DIRECTORY_SEPARATOR . $hash;
    }

    /**
     * @param string $path
     * @return Bucket|null
     */
    protected function getBucket(string $path): ?Bucket
    {
        $bucket = $this->file->get($path);
        if ($bucket) {
            $bucket = unserialize($bucket, ['allowed_classes' => [Node::class, Bucket::class, DateTime::class]]);
        }
        return $bucket;
    }

    /**
     * 获取数据
     *
     * @param string $key
     * @param null   $default

     * @return null|string
     * @throws \Exception
     */
    public function get(string $key, $default = null): ?string
    {
        if (!$this->file->exists($path = $this->path($key))) {
            return $default;
        }
        if (!$bucket = $this->getBucket($path)) {
            return $default;
        }
        if ($node = $bucket->findNode($key)) {
            if ($node->isExpired()) {
                $this->delete($key);
            }
            return $node->getData($default);
        }
        return $default;
    }

    /**
     * 删除一个数据
     *
     * @param string $key
     * @return bool
     */
    public function delete(string $key): bool
    {
        if (!$this->file->exists($path = $this->path($key))) {
            return true;
        }
        if (!($bucket = $this->getBucket($path))) {
            return true;
        }
        $bucket->delNode($key);
        if (!$bucket->isNull()) {
            $this->file->put($path, serialize($bucket));
        }
        return $this->file->delete($path);
    }

    /**
     *  删除所有的数据
     */
    public function flush(): void
    {
        $this->file->deleteDirectory($this->dataPath);
    }

    /**
     * @param string $path
     * @return $this
     */
    public function dataPath(string $path): self
    {
        $this->dataPath = $path;
        return $this;
    }
}


1		<?php
2
3		namespace Yiranzai\File;
4
5		use DateTime;
6		use DateInterval;
7
8		/**
9		* Class Cache
10		* @package Yiranzai\File
11		*/
12		class Cache
13		{
14		public const DEFAULT_PATH = __DIR__ . DIRECTORY_SEPARATOR . '..' . DIRECTORY_SEPARATOR . 'data'
15		. DIRECTORY_SEPARATOR;
16		/**
17		* @var string
18		*/
19		protected $dataPath = self::DEFAULT_PATH;
20		/**
21		* @var Filesystem
22		*/
23		protected $file;
24		/**
25		* @var array
26		*/
27		protected $guarded = ['file'];
28
29		/**
30		* Hash constructor.
31		* @param array $config
32		*/
33	12	public function __construct($config = [])
34		{
35	12	if (!empty($config)) {
36	3	foreach ($config as $key => $item) {
37	3	if (in_array($key, $this->guarded, true)) {
38	3	continue;
39		}
40	3	$this->$key = $item;
41		}
42		}
43	12	$this->file = new Filesystem();
44	12	}
45
46		/**
47		* 存储数据
48		*
49		* @param string $key
50		* @param string $data
51		* @param string\|DateTime\|int\|null $minutes
52		* @return Cache
53		* @throws \Exception
54		*/
55	12	public function put(string $key, string $data, $minutes = null): Cache
56		{
57	12	$this->ensureCacheDirectoryExists($path = $this->path($key));
58
59	12	if ($this->file->exists($path = $this->path($key))) {
60		if ($bucket = $this->getBucket($path)) {
61		$bucket->putNode($key, $data, $this->generateDate($minutes));
62		}
63		} else {
64	12	$bucket = new Bucket($key, $data, $this->generateDate($minutes));
65		}
66	9	$this->file->put($path, serialize($bucket));
67	9	return $this;
68		}
69
70		/**
71		* @param string $key
72		* @param string $data
73		* @return Cache
74		* @throws \Exception
75		*/
76	3	public function forever(string $key, string $data): Cache
77		{
78	3	$this->put($key, $data);
79	3	return $this;
80		}
81
82		/**
83		* @param $minutes
84		* @return DateTime
85		* @throws \Exception
86		*/
87	12	protected function generateDate($minutes): ?DateTime
88		{
89	12	if ($minutes === null) {
90	9	return null;
91		}
92	6	if ($minutes instanceof \DateTime) {
93	3	return $minutes;
94		}
95	6	if (is_int($minutes)) {
96	3	$date = new DateTime();
97	3	return $date->add(new DateInterval('PT' . $minutes . 'M'));
98		}
99		try {
100	6	return new DateTime($minutes);
101	3	} catch (\Exception $exception) {
102	3	throw new $exception;
103		}
104		}
105
106		/**
107		* @param string $path
108		* @return void
109		*/
110	12	protected function ensureCacheDirectoryExists($path): void
111		{
112	12	if (!$this->file->exists(dirname($path))) {
113	12	$this->file->makeDirectory(dirname($path), 0777, true, true);
114		}
115	12	}
116
117		/**
118		* @param string $key
119		* @return string
120		*/
121	12	protected function path(string $key): string
122		{
123	12	$parts = array_slice(str_split($hash = hash('sha256', $key), 2), 0, 2);
124
125	12	return $this->dataPath . DIRECTORY_SEPARATOR . implode(
126	12	DIRECTORY_SEPARATOR,
127	8	$parts
128	12	) . DIRECTORY_SEPARATOR . $hash;
129		}
130
131		/**
132		* @param string $path
133		* @return Bucket\|null
134		*/
135	9	protected function getBucket(string $path): ?Bucket
136		{
137	9	$bucket = $this->file->get($path);
138	9	if ($bucket) {
139	9	$bucket = unserialize($bucket, ['allowed_classes' => [Node::class, Bucket::class, DateTime::class]]);
140		}
141	9	return $bucket;
142		}
143
144		/**
145		* 获取数据
146		*
147		* @param string $key
148		* @param null $default
		0 ignored issues – show Documentation Bug introduced 2019-03-14 04:55 UTC by Report Bug Copy Issue Report Are you sure the doc-type for parameter `$default` is correct as it would always require `null` to be passed? Loading history...
149		* @return null\|string
150		* @throws \Exception
151		*/
152	9	public function get(string $key, $default = null): ?string
153		{
154	9	if (!$this->file->exists($path = $this->path($key))) {
155	6	return $default;
156		}
157	6	if (!$bucket = $this->getBucket($path)) {
158		return $default;
159		}
160	6	if ($node = $bucket->findNode($key)) {
161	6	if ($node->isExpired()) {
162	3	$this->delete($key);
163		}
164	6	return $node->getData($default);
165		}
166		return $default;
167		}
168
169		/**
170		* 删除一个数据
171		*
172		* @param string $key
173		* @return bool
174		*/
175	6	public function delete(string $key): bool
176		{
177	6	if (!$this->file->exists($path = $this->path($key))) {
178	3	return true;
179		}
180	6	if (!($bucket = $this->getBucket($path))) {
181		return true;
182		}
183	6	$bucket->delNode($key);
184	6	if (!$bucket->isNull()) {
185		$this->file->put($path, serialize($bucket));
186		}
187	6	return $this->file->delete($path);
188		}
189
190		/**
191		* 删除所有的数据
192		*/
193	3	public function flush(): void
194		{
195	3	$this->file->deleteDirectory($this->dataPath);
196	3	}
197
198		/**
199		* @param string $path
200		* @return $this
201		*/
202	3	public function dataPath(string $path): self
203		{
204	3	$this->dataPath = $path;
205	3	return $this;
206		}
207		}
208

yiranzai / php-file-cache

Push — master ( 51fab9...63db47 )

Cache::generateDate() A

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