Cache::setCacheService() - Code Metrics - Inspection of "dev" - web-complete/core - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( c0fca1...34db81 )

by Maxim

created 2018-01-28 11:57 UTC

Cache::setCacheService() A

↳ Parent: Cache

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	3
rs	10
c	0
b	0
f	0
cc	1
eloc	1
nc	1
nop	1

<?php

namespace WebComplete\core\utils\cache;

use Symfony\Component\Cache\Adapter\TagAwareAdapterInterface;
use Symfony\Component\Cache\CacheItem;

class Cache
{
    /**
     * @var CacheService
     */
    protected static $cacheService;

    /**
     * @param string|array $key
     *
     * @return mixed|null
     * @throws \Psr\Cache\InvalidArgumentException
     * @throws \RuntimeException
     */
    public static function get($key)
    {
        $item = self::getCacheService()->user()->getItem(self::key($key));
        if ($item->isHit()) {
            return $item->get();
        }
        return null;
    }

    /**
     * @param string|array $key
     * @param $value
     * @param int|null $ttl
     * @param array $tags
     *
     * @throws \RuntimeException
     * @throws \Psr\Cache\InvalidArgumentException
     * @throws \Symfony\Component\Cache\Exception\InvalidArgumentException
     */
    public static function set($key, $value, int $ttl = null, array $tags = [])
    {
        $cache = self::getCacheService()->user();
        $item = $cache->getItem(self::key($key));
        $item->set($value);
        if ($ttl) {
0   == false // true
0   == null  // true
123 == false // false
123 == null  // false

// It is often better to use strict comparison
0 === false // false
0 === null  // false
            $item->expiresAfter($ttl);
        }
        if ($tags && $item instanceof CacheItem) {

            $item->tag($tags);
        }
        self::getCacheService()->user()->save($item);
    }

    /**
     * @param string|array $key
     * @param \Closure $closure
     * @param int|null $ttl
     * @param array $tags
     *
     * @return mixed
     * @throws \Symfony\Component\Cache\Exception\InvalidArgumentException
     * @throws \Psr\Cache\InvalidArgumentException
     * @throws \RuntimeException
     */
    public static function getOrSet($key, \Closure $closure, int $ttl = null, array $tags = [])
    {
        $item = self::getCacheService()->user()->getItem(self::key($key));
        if ($item->isHit()) {
            return $item->get();
        }

        $result = $closure();
        $item->set($result);
        if ($ttl) {
0   == false // true
0   == null  // true
123 == false // false
123 == null  // false

// It is often better to use strict comparison
0 === false // false
0 === null  // false
            $item->expiresAfter($ttl);
        }
        if ($tags && $item instanceof CacheItem) {

            $item->tag($tags);
        }
        self::getCacheService()->user()->save($item);
        return $result;
    }

    /**
     * @param string|array $key
     *
     * @throws \RuntimeException
     * @throws \Psr\Cache\InvalidArgumentException
     */
    public static function invalidate($key)
    {
        self::getCacheService()->user()->deleteItem(self::key($key));
    }

    /**
     * @param array $tags
     *
     * @throws \RuntimeException
     * @throws \Psr\Cache\InvalidArgumentException
     */
    public static function invalidateTags(array $tags)
    {
        $cache = self::getCacheService()->user();
        if ($cache instanceof TagAwareAdapterInterface) {
            $cache->invalidateTags($tags);
        }
    }

    /**
     * @throws \RuntimeException
     */
    public static function clear()
    {
        self::getCacheService()->user()->clear();
    }

    /**
     * @param string|array $key
     * @param int|null $ttl
     * @param array $tags
     *
     * @return null|HtmlCache
     * @throws \Psr\Cache\InvalidArgumentException
     * @throws \RuntimeException
     */
    public static function html($key, int $ttl = null, array $tags = [])
    {
        if ($content = self::get($key)) {
            echo $content;
            return null;
        }

        ob_start();
        return new HtmlCache(self::getCacheService(), self::key($key), $ttl, $tags);
    }

    /**
     * Create PSR-6 valid key
     * @param string|array $key
     *
     * @return string
     */
    public static function key($key): string
    {
        if (!\is_string($key)) {
            $key = \json_encode($key);
        }
        return \preg_replace('/[\W]/', '_', $key);
    }

    /**
     * @param CacheService $service
     */
    public static function setCacheService(CacheService $service)
    {
        self::$cacheService = $service;
    }

    /**
     * @return CacheService
     * @throws \RuntimeException
     */
    protected static function getCacheService(): CacheService
    {
        if (!self::$cacheService) {
            throw new \RuntimeException('CacheService is not defined');
        }
        return self::$cacheService;
    }
}


1			<?php
2
3			namespace WebComplete\core\utils\cache;
4
5			use Symfony\Component\Cache\Adapter\TagAwareAdapterInterface;
6			use Symfony\Component\Cache\CacheItem;
7
8			class Cache
9			{
10			/**
11			* @var CacheService
12			*/
13			protected static $cacheService;
14
15			/**
16			* @param string\|array $key
17			*
18			* @return mixed\|null
19			* @throws \Psr\Cache\InvalidArgumentException
20			* @throws \RuntimeException
21			*/
22			public static function get($key)
23			{
24			$item = self::getCacheService()->user()->getItem(self::key($key));
25			if ($item->isHit()) {
26			return $item->get();
27			}
28			return null;
29			}
30
31			/**
32			* @param string\|array $key
33			* @param $value
34			* @param int\|null $ttl
35			* @param array $tags
36			*
37			* @throws \RuntimeException
38			* @throws \Psr\Cache\InvalidArgumentException
39			* @throws \Symfony\Component\Cache\Exception\InvalidArgumentException
40			*/
41			public static function set($key, $value, int $ttl = null, array $tags = [])
42			{
43			$cache = self::getCacheService()->user();
44			$item = $cache->getItem(self::key($key));
45			$item->set($value);
46			if ($ttl) {
			0 ignored issues – show Bug Best Practice introduced 2018-01-26 08:09 UTC by Report Bug Copy Issue Report The expression `$ttl` of type `null\|integer` is loosely compared to `true`; this is ambiguous if the integer can be 0. You might want to explicitly use `!== null` instead. In PHP, under loose comparison (like `==`, or `!=`, or `switch` conditions), values of different types might be equal. For `integer` values, zero is a special case, in particular the following results might be unexpected: 0 == false // true 0 == null // true 123 == false // false 123 == null // false // It is often better to use strict comparison 0 === false // false 0 === null // false Loading history...
47			$item->expiresAfter($ttl);
48			}
49			if ($tags && $item instanceof CacheItem) {
			0 ignored issues – show introduced 2018-01-26 08:09 UTC by Report Bug Copy Issue Report The condition `$tags && $item instanceo...mponent\Cache\CacheItem` can never be `true`. Loading history... Bug Best Practice introduced 2018-01-26 08:09 UTC by Report Bug Copy Issue Report The expression `$tags` of type `array` is implicitly converted to a boolean; are you sure this is intended? If so, consider using `! empty($expr)` instead to make it clear that you intend to check for an array without elements. This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent. Consider making the comparison explicit by using `empty(..)` or `! empty(...)` instead. Loading history...
50			$item->tag($tags);
51			}
52			self::getCacheService()->user()->save($item);
53			}
54
55			/**
56			* @param string\|array $key
57			* @param \Closure $closure
58			* @param int\|null $ttl
59			* @param array $tags
60			*
61			* @return mixed
62			* @throws \Symfony\Component\Cache\Exception\InvalidArgumentException
63			* @throws \Psr\Cache\InvalidArgumentException
64			* @throws \RuntimeException
65			*/
66			public static function getOrSet($key, \Closure $closure, int $ttl = null, array $tags = [])
67			{
68			$item = self::getCacheService()->user()->getItem(self::key($key));
69			if ($item->isHit()) {
70			return $item->get();
71			}
72
73			$result = $closure();
74			$item->set($result);
75			if ($ttl) {
			0 ignored issues – show Bug Best Practice introduced 2018-01-26 08:09 UTC by Report Bug Copy Issue Report The expression `$ttl` of type `null\|integer` is loosely compared to `true`; this is ambiguous if the integer can be 0. You might want to explicitly use `!== null` instead. In PHP, under loose comparison (like `==`, or `!=`, or `switch` conditions), values of different types might be equal. For `integer` values, zero is a special case, in particular the following results might be unexpected: 0 == false // true 0 == null // true 123 == false // false 123 == null // false // It is often better to use strict comparison 0 === false // false 0 === null // false Loading history...
76			$item->expiresAfter($ttl);
77			}
78			if ($tags && $item instanceof CacheItem) {
			0 ignored issues – show introduced 2018-01-26 08:09 UTC by Report Bug Copy Issue Report The condition `$tags && $item instanceo...mponent\Cache\CacheItem` can never be `true`. Loading history... Bug Best Practice introduced 2018-01-26 08:09 UTC by Report Bug Copy Issue Report The expression `$tags` of type `array` is implicitly converted to a boolean; are you sure this is intended? If so, consider using `! empty($expr)` instead to make it clear that you intend to check for an array without elements. This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent. Consider making the comparison explicit by using `empty(..)` or `! empty(...)` instead. Loading history...
79			$item->tag($tags);
80			}
81			self::getCacheService()->user()->save($item);
82			return $result;
83			}
84
85			/**
86			* @param string\|array $key
87			*
88			* @throws \RuntimeException
89			* @throws \Psr\Cache\InvalidArgumentException
90			*/
91			public static function invalidate($key)
92			{
93			self::getCacheService()->user()->deleteItem(self::key($key));
94			}
95
96			/**
97			* @param array $tags
98			*
99			* @throws \RuntimeException
100			* @throws \Psr\Cache\InvalidArgumentException
101			*/
102			public static function invalidateTags(array $tags)
103			{
104			$cache = self::getCacheService()->user();
105			if ($cache instanceof TagAwareAdapterInterface) {
106			$cache->invalidateTags($tags);
107			}
108			}
109
110			/**
111			* @throws \RuntimeException
112			*/
113			public static function clear()
114			{
115			self::getCacheService()->user()->clear();
116			}
117
118			/**
119			* @param string\|array $key
120			* @param int\|null $ttl
121			* @param array $tags
122			*
123			* @return null\|HtmlCache
124			* @throws \Psr\Cache\InvalidArgumentException
125			* @throws \RuntimeException
126			*/
127			public static function html($key, int $ttl = null, array $tags = [])
128			{
129			if ($content = self::get($key)) {
130			echo $content;
131			return null;
132			}
133
134			ob_start();
135			return new HtmlCache(self::getCacheService(), self::key($key), $ttl, $tags);
136			}
137
138			/**
139			* Create PSR-6 valid key
140			* @param string\|array $key
141			*
142			* @return string
143			*/
144			public static function key($key): string
145			{
146			if (!\is_string($key)) {
147			$key = \json_encode($key);
148			}
149			return \preg_replace('/[\W]/', '_', $key);
150			}
151
152			/**
153			* @param CacheService $service
154			*/
155			public static function setCacheService(CacheService $service)
156			{
157			self::$cacheService = $service;
158			}
159
160			/**
161			* @return CacheService
162			* @throws \RuntimeException
163			*/
164			protected static function getCacheService(): CacheService
165			{
166			if (!self::$cacheService) {
167			throw new \RuntimeException('CacheService is not defined');
168			}
169			return self::$cacheService;
170			}
171			}
172

web-complete / core

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Cache::setCacheService() A

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