15762926525

Committed 19 Jun 2025 04:58PM UTC coverage: 87.445%. Remained the same

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optimized global function calls

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92.2

/src/Caching/Cache.php

<?php

/**
 * This file is part of the Nette Framework (https://nette.org)
 * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
 */

declare(strict_types=1);

namespace Nette\Caching;

use Nette;
use function array_keys, array_map, array_shift, array_slice, array_unique, array_values, constant, count, defined, filemtime, func_get_args, get_class, is_array, is_object, is_scalar, md5, serialize, substr, time;


/**
 * Implements the cache for a application.
 */
class Cache
{
        /** dependency */
        public const
                Priority = 'priority',
                Expire = 'expire',
                Sliding = 'sliding',
                Tags = 'tags',
                Files = 'files',
                Items = 'items',
                Constants = 'consts',
                Callbacks = 'callbacks',
                Namespaces = 'namespaces',
                All = 'all';

        /** @deprecated use Cache::Priority */
        public const PRIORITY = self::Priority;

        /** @deprecated use Cache::Expire */
        public const EXPIRATION = self::Expire;

        /** @deprecated use Cache::Expire */
        public const EXPIRE = self::Expire;

        /** @deprecated use Cache::Sliding */
        public const SLIDING = self::Sliding;

        /** @deprecated use Cache::Tags */
        public const TAGS = self::Tags;

        /** @deprecated use Cache::Files */
        public const FILES = self::Files;

        /** @deprecated use Cache::Items */
        public const ITEMS = self::Items;

        /** @deprecated use Cache::Constants */
        public const CONSTS = self::Constants;

        /** @deprecated use Cache::Callbacks */
        public const CALLBACKS = self::Callbacks;

        /** @deprecated use Cache::Namespaces */
        public const NAMESPACES = self::Namespaces;

        /** @deprecated use Cache::All */
        public const ALL = self::All;

        /** @internal */
        public const
                NamespaceSeparator = "\x00",
                NAMESPACE_SEPARATOR = self::NamespaceSeparator;

        private Storage $storage;
        private string $namespace;


        public function __construct(Storage $storage, ?string $namespace = null)
        {
                $this->storage = $storage;
                $this->namespace = $namespace . self::NamespaceSeparator;
        }


        /**
         * Returns cache storage.
         */
        final public function getStorage(): Storage
        {
                return $this->storage;
        }


        /**
         * Returns cache namespace.
         */
        final public function getNamespace(): string
        {
                return substr($this->namespace, 0, -1);
        }


        /**
         * Returns new nested cache object.
         */
        public function derive(string $namespace): static
        {
                return new static($this->storage, $this->namespace . $namespace);
        }


        /**
         * Reads the specified item from the cache or generate it.
         */
        public function load(mixed $key, ?callable $generator = null, ?array $dependencies = null): mixed
        {
                $storageKey = $this->generateKey($key);
                $data = $this->storage->read($storageKey);
                if ($data === null && $generator) {
                        $this->storage->lock($storageKey);
                        try {
                                $data = $generator(...[&$dependencies]);
                        } catch (\Throwable $e) {
                                $this->storage->remove($storageKey);
                                throw $e;
                        }

                        $this->save($key, $data, $dependencies);
                }

                return $data;
        }


        /**
         * Reads multiple items from the cache.
         */
        public function bulkLoad(array $keys, ?callable $generator = null): array
        {
                if (count($keys) === 0) {
                        return [];
                }

                foreach ($keys as $key) {
                        if (!is_scalar($key)) {
                                throw new Nette\InvalidArgumentException('Only scalar keys are allowed in bulkLoad()');
                        }
                }

                $result = [];
                if (!$this->storage instanceof BulkReader) {
                        foreach ($keys as $key) {
                                $result[$key] = $this->load(
                                        $key,
                                        $generator
                                                ? fn(&$dependencies) => $generator(...[$key, &$dependencies])
                                                : null,
                                );
                        }

                        return $result;
                }

                $storageKeys = array_map([$this, 'generateKey'], $keys);
                $cacheData = $this->storage->bulkRead($storageKeys);
                foreach ($keys as $i => $key) {
                        $storageKey = $storageKeys[$i];
                        if (isset($cacheData[$storageKey])) {
                                $result[$key] = $cacheData[$storageKey];
                        } elseif ($generator) {
                                $result[$key] = $this->load($key, fn(&$dependencies) => $generator(...[$key, &$dependencies]));
                        } else {
                                $result[$key] = null;
                        }
                }

                return $result;
        }


        /**
         * Writes item into the cache.
         * Dependencies are:
         * - Cache::Priority => (int) priority
         * - Cache::Expire => (timestamp) expiration, infinite if null
         * - Cache::Sliding => (bool) use sliding expiration?
         * - Cache::Tags => (array) tags
         * - Cache::Files => (array|string) file names
         * - Cache::Items => (array|string) cache items
         * - Cache::Constants => (array|string) cache items
         * @return mixed  value itself
         * @throws Nette\InvalidArgumentException
         */
        public function save(mixed $key, mixed $data, ?array $dependencies = null): mixed
        {
                $key = $this->generateKey($key);

                if ($data instanceof \Closure) {
                        $this->storage->lock($key);
                        try {
                                $data = $data(...[&$dependencies]);
                        } catch (\Throwable $e) {
                                $this->storage->remove($key);
                                throw $e;
                        }
                }

                if ($data === null) {
                        $this->storage->remove($key);
                        return null;
                } else {
                        $dependencies = $this->completeDependencies($dependencies);
                        if (isset($dependencies[self::Expire]) && $dependencies[self::Expire] <= 0) {
                                $this->storage->remove($key);
                        } else {
                                $this->storage->write($key, $data, $dependencies);
                        }

                        return $data;
                }
        }


        /**
         * Writes multiple items into cache
         */
        public function bulkSave(array $items, ?array $dependencies = null): void
        {
                $write = $remove = [];

                if (!$this->storage instanceof BulkWriter) {
                        foreach ($items as $key => $data) {
                                $this->save($key, $data, $dependencies);
                        }
                        return;
                }

                $dependencies = $this->completeDependencies($dependencies);
                if (isset($dependencies[self::Expire]) && $dependencies[self::Expire] <= 0) {
                        $this->storage->bulkRemove(array_map(fn($key) => $this->generateKey($key), array_keys($items)));
                        return;
                }

                foreach ($items as $key => $data) {
                        $key = $this->generateKey($key);
                        if ($data === null) {
                                $remove[] = $key;
                        } else {
                                $write[$key] = $data;
                        }
                }

                if ($remove) {
                        $this->storage->bulkRemove($remove);
                }

                if ($write) {
                        $this->storage->bulkWrite($write, $dependencies);
                }
        }


        private function completeDependencies(?array $dp): array
        {
                // convert expire into relative amount of seconds
                if (isset($dp[self::Expire])) {
                        $dp[self::Expire] = Nette\Utils\DateTime::from($dp[self::Expire])->format('U') - time();
                }

                // make list from TAGS
                if (isset($dp[self::Tags])) {
                        $dp[self::Tags] = array_values((array) $dp[self::Tags]);
                }

                // make list from NAMESPACES
                if (isset($dp[self::Namespaces])) {
                        $dp[self::Namespaces] = array_values((array) $dp[self::Namespaces]);
                }

                // convert FILES into CALLBACKS
                if (isset($dp[self::Files])) {
                        foreach (array_unique((array) $dp[self::Files]) as $item) {
                                $dp[self::Callbacks][] = [[self::class, 'checkFile'], $item, @filemtime($item) ?: null]; // @ - stat may fail
                        }

                        unset($dp[self::Files]);
                }

                // add namespaces to items
                if (isset($dp[self::Items])) {
                        $dp[self::Items] = array_unique(array_map([$this, 'generateKey'], (array) $dp[self::Items]));
                }

                // convert CONSTS into CALLBACKS
                if (isset($dp[self::Constants])) {
                        foreach (array_unique((array) $dp[self::Constants]) as $item) {
                                $dp[self::Callbacks][] = [[self::class, 'checkConst'], $item, constant($item)];
                        }

                        unset($dp[self::Constants]);
                }

                if (!is_array($dp)) {
                        $dp = [];
                }

                return $dp;
        }


        /**
         * Removes item from the cache.
         */
        public function remove(mixed $key): void
        {
                $this->save($key, null);
        }


        /**
         * Removes items from the cache by conditions.
         * Conditions are:
         * - Cache::Priority => (int) priority
         * - Cache::Tags => (array) tags
         * - Cache::All => true
         */
        public function clean(?array $conditions = null): void
        {
                $conditions = (array) $conditions;
                if (isset($conditions[self::Tags])) {
                        $conditions[self::Tags] = array_values((array) $conditions[self::Tags]);
                }

                $this->storage->clean($conditions);
        }


        /**
         * Caches results of function/method calls.
         */
        public function call(callable $function): mixed
        {
                $key = func_get_args();
                if (is_array($function) && is_object($function[0])) {
                        $key[0][0] = get_class($function[0]);
                }

                return $this->load($key, fn() => $function(...array_slice($key, 1)));
        }


        /**
         * Caches results of function/method calls.
         */
        public function wrap(callable $function, ?array $dependencies = null): \Closure
        {
                return function () use ($function, $dependencies) {
                        $key = [$function, $args = func_get_args()];
                        if (is_array($function) && is_object($function[0])) {
                                $key[0][0] = get_class($function[0]);
                        }

                        return $this->load($key, function (&$deps) use ($function, $args, $dependencies) {
                                $deps = $dependencies;
                                return $function(...$args);
                        });
                };
        }


        /**
         * Starts the output cache.
         */
        public function capture(mixed $key): ?OutputHelper
        {
                $data = $this->load($key);
                if ($data === null) {
                        return new OutputHelper($this, $key);
                }

                echo $data;
                return null;
        }


        /**
         * @deprecated  use capture()
         */
        public function start($key): ?OutputHelper
        {
                return $this->capture($key);
        }


        /**
         * Generates internal cache key.
         */
        protected function generateKey($key): string
        {
                return $this->namespace . md5(is_scalar($key) ? (string) $key : serialize($key));
        }


        /********************* dependency checkers ****************d*g**/


        /**
         * Checks CALLBACKS dependencies.
         */
        public static function checkCallbacks(array $callbacks): bool
        {
                foreach ($callbacks as $callback) {
                        if (!array_shift($callback)(...$callback)) {
                                return false;
                        }
                }

                return true;
        }


        /**
         * Checks CONSTS dependency.
         */
        private static function checkConst(string $const, $value): bool
        {
                return defined($const) && constant($const) === $value;
        }


        /**
         * Checks FILES dependency.
         */
        private static function checkFile(string $file, ?int $time): bool
        {
                return @filemtime($file) == $time; // @ - stat may fail
        }
}

1	<?php
2
3	/**
4	* This file is part of the Nette Framework (https://nette.org)
5	* Copyright (c) 2004 David Grudl (https://davidgrudl.com)
6	*/
7
8	declare(strict_types=1);
9
10	namespace Nette\Caching;
11
12	use Nette;
13	use function array_keys, array_map, array_shift, array_slice, array_unique, array_values, constant, count, defined, filemtime, func_get_args, get_class, is_array, is_object, is_scalar, md5, serialize, substr, time;
14
15
16	/**
17	* Implements the cache for a application.
18	*/
19	class Cache
20	{
21	/** dependency */
22	public const
23	Priority = 'priority',
24	Expire = 'expire',
25	Sliding = 'sliding',
26	Tags = 'tags',
27	Files = 'files',
28	Items = 'items',
29	Constants = 'consts',
30	Callbacks = 'callbacks',
31	Namespaces = 'namespaces',
32	All = 'all';
33
34	/** @deprecated use Cache::Priority */
35	public const PRIORITY = self::Priority;
36
37	/** @deprecated use Cache::Expire */
38	public const EXPIRATION = self::Expire;
39
40	/** @deprecated use Cache::Expire */
41	public const EXPIRE = self::Expire;
42
43	/** @deprecated use Cache::Sliding */
44	public const SLIDING = self::Sliding;
45
46	/** @deprecated use Cache::Tags */
47	public const TAGS = self::Tags;
48
49	/** @deprecated use Cache::Files */
50	public const FILES = self::Files;
51
52	/** @deprecated use Cache::Items */
53	public const ITEMS = self::Items;
54
55	/** @deprecated use Cache::Constants */
56	public const CONSTS = self::Constants;
57
58	/** @deprecated use Cache::Callbacks */
59	public const CALLBACKS = self::Callbacks;
60
61	/** @deprecated use Cache::Namespaces */
62	public const NAMESPACES = self::Namespaces;
63
64	/** @deprecated use Cache::All */
65	public const ALL = self::All;
66
67	/** @internal */
68	public const
69	NamespaceSeparator = "\x00",
70	NAMESPACE_SEPARATOR = self::NamespaceSeparator;
71
72	private Storage $storage;
73	private string $namespace;
74
75
76	public function __construct(Storage $storage, ?string $namespace = null)	1✔
77	{
78	$this->storage = $storage;	1✔
79	$this->namespace = $namespace . self::NamespaceSeparator;	1✔
80	}	1✔
81
82
83	/**
84	* Returns cache storage.
85	*/
86	final public function getStorage(): Storage
87	{
88	return $this->storage;	×
89	}
90
91
92	/**
93	* Returns cache namespace.
94	*/
95	final public function getNamespace(): string
96	{
97	return substr($this->namespace, 0, -1);	1✔
98	}
99
100
101	/**
102	* Returns new nested cache object.
103	*/
104	public function derive(string $namespace): static	1✔
105	{
106	return new static($this->storage, $this->namespace . $namespace);	1✔
107	}
108
109
110	/**
111	* Reads the specified item from the cache or generate it.
112	*/
113	public function load(mixed $key, ?callable $generator = null, ?array $dependencies = null): mixed	1✔
114	{
115	$storageKey = $this->generateKey($key);	1✔
116	$data = $this->storage->read($storageKey);	1✔
117	if ($data === null && $generator) {	1✔
118	$this->storage->lock($storageKey);	1✔
119	try {
120	$data = $generator(...[&$dependencies]);	1✔
121	} catch (\Throwable $e) {	1✔
122	$this->storage->remove($storageKey);	1✔
123	throw $e;	1✔
124	}
125
126	$this->save($key, $data, $dependencies);	1✔
127	}
128
129	return $data;	1✔
130	}
131
132
133	/**
134	* Reads multiple items from the cache.
135	*/
136	public function bulkLoad(array $keys, ?callable $generator = null): array	1✔
137	{
138	if (count($keys) === 0) {	1✔
139	return [];	×
140	}
141
142	foreach ($keys as $key) {	1✔
143	if (!is_scalar($key)) {	1✔
144	throw new Nette\InvalidArgumentException('Only scalar keys are allowed in bulkLoad()');	1✔
145	}
146	}
147
148	$result = [];	1✔
149	if (!$this->storage instanceof BulkReader) {	1✔
150	foreach ($keys as $key) {	1✔
151	$result[$key] = $this->load(	1✔
152	$key,	1✔
153	$generator	1✔
154	? fn(&$dependencies) => $generator(...[$key, &$dependencies])	1✔
155	: null,	1✔
156	);
157	}
158
159	return $result;	1✔
160	}
161
162	$storageKeys = array_map([$this, 'generateKey'], $keys);	1✔
163	$cacheData = $this->storage->bulkRead($storageKeys);	1✔
164	foreach ($keys as $i => $key) {	1✔
165	$storageKey = $storageKeys[$i];	1✔
166	if (isset($cacheData[$storageKey])) {	1✔
167	$result[$key] = $cacheData[$storageKey];	1✔
168	} elseif ($generator) {	1✔
169	$result[$key] = $this->load($key, fn(&$dependencies) => $generator(...[$key, &$dependencies]));	1✔
170	} else {
171	$result[$key] = null;	1✔
172	}
173	}
174
175	return $result;	1✔
176	}
177
178
179	/**
180	* Writes item into the cache.
181	* Dependencies are:
182	* - Cache::Priority => (int) priority
183	* - Cache::Expire => (timestamp) expiration, infinite if null
184	* - Cache::Sliding => (bool) use sliding expiration?
185	* - Cache::Tags => (array) tags
186	* - Cache::Files => (array\|string) file names
187	* - Cache::Items => (array\|string) cache items
188	* - Cache::Constants => (array\|string) cache items
189	* @return mixed value itself
190	* @throws Nette\InvalidArgumentException
191	*/
192	public function save(mixed $key, mixed $data, ?array $dependencies = null): mixed	1✔
193	{
194	$key = $this->generateKey($key);	1✔
195
196	if ($data instanceof \Closure) {	1✔
197	$this->storage->lock($key);	1✔
198	try {
199	$data = $data(...[&$dependencies]);	1✔
200	} catch (\Throwable $e) {	×
201	$this->storage->remove($key);	×
202	throw $e;	×
203	}
204	}
205
206	if ($data === null) {	1✔
207	$this->storage->remove($key);	1✔
208	return null;	1✔
209	} else {
210	$dependencies = $this->completeDependencies($dependencies);	1✔
211	if (isset($dependencies[self::Expire]) && $dependencies[self::Expire] <= 0) {	1✔
212	$this->storage->remove($key);	1✔
213	} else {
214	$this->storage->write($key, $data, $dependencies);	1✔
215	}
216
217	return $data;	1✔
218	}
219	}
220
221
222	/**
223	* Writes multiple items into cache
224	*/
225	public function bulkSave(array $items, ?array $dependencies = null): void	1✔
226	{
227	$write = $remove = [];	1✔
228
229	if (!$this->storage instanceof BulkWriter) {	1✔
230	foreach ($items as $key => $data) {	1✔
231	$this->save($key, $data, $dependencies);	1✔
232	}
233	return;	1✔
234	}
235
236	$dependencies = $this->completeDependencies($dependencies);	1✔
237	if (isset($dependencies[self::Expire]) && $dependencies[self::Expire] <= 0) {	1✔
238	$this->storage->bulkRemove(array_map(fn($key) => $this->generateKey($key), array_keys($items)));	×
239	return;	×
240	}
241
242	foreach ($items as $key => $data) {	1✔
243	$key = $this->generateKey($key);	1✔
244	if ($data === null) {	1✔
245	$remove[] = $key;	×
246	} else {
247	$write[$key] = $data;	1✔
248	}
249	}
250
251	if ($remove) {	1✔
252	$this->storage->bulkRemove($remove);	×
253	}
254
255	if ($write) {	1✔
256	$this->storage->bulkWrite($write, $dependencies);	1✔
257	}
258	}	1✔
259
260
261	private function completeDependencies(?array $dp): array	1✔
262	{
263	// convert expire into relative amount of seconds
264	if (isset($dp[self::Expire])) {	1✔
265	$dp[self::Expire] = Nette\Utils\DateTime::from($dp[self::Expire])->format('U') - time();	1✔
266	}
267
268	// make list from TAGS
269	if (isset($dp[self::Tags])) {	1✔
270	$dp[self::Tags] = array_values((array) $dp[self::Tags]);	1✔
271	}
272
273	// make list from NAMESPACES
274	if (isset($dp[self::Namespaces])) {	1✔
275	$dp[self::Namespaces] = array_values((array) $dp[self::Namespaces]);	×
276	}
277
278	// convert FILES into CALLBACKS
279	if (isset($dp[self::Files])) {	1✔
280	foreach (array_unique((array) $dp[self::Files]) as $item) {	1✔
281	$dp[self::Callbacks][] = [[self::class, 'checkFile'], $item, @filemtime($item) ?: null]; // @ - stat may fail	1✔
282	}
283
284	unset($dp[self::Files]);	1✔
285	}
286
287	// add namespaces to items
288	if (isset($dp[self::Items])) {	1✔
289	$dp[self::Items] = array_unique(array_map([$this, 'generateKey'], (array) $dp[self::Items]));	1✔
290	}
291
292	// convert CONSTS into CALLBACKS
293	if (isset($dp[self::Constants])) {	1✔
294	foreach (array_unique((array) $dp[self::Constants]) as $item) {	1✔
295	$dp[self::Callbacks][] = [[self::class, 'checkConst'], $item, constant($item)];	1✔
296	}
297
298	unset($dp[self::Constants]);	1✔
299	}
300
301	if (!is_array($dp)) {	1✔
302	$dp = [];	1✔
303	}
304
305	return $dp;	1✔
306	}
307
308
309	/**
310	* Removes item from the cache.
311	*/
312	public function remove(mixed $key): void	1✔
313	{
314	$this->save($key, null);	1✔
315	}	1✔
316
317
318	/**
319	* Removes items from the cache by conditions.
320	* Conditions are:
321	* - Cache::Priority => (int) priority
322	* - Cache::Tags => (array) tags
323	* - Cache::All => true
324	*/
325	public function clean(?array $conditions = null): void	1✔
326	{
327	$conditions = (array) $conditions;	1✔
328	if (isset($conditions[self::Tags])) {	1✔
329	$conditions[self::Tags] = array_values((array) $conditions[self::Tags]);	1✔
330	}
331
332	$this->storage->clean($conditions);	1✔
333	}	1✔
334
335
336	/**
337	* Caches results of function/method calls.
338	*/
339	public function call(callable $function): mixed	1✔
340	{
341	$key = func_get_args();	1✔
342	if (is_array($function) && is_object($function[0])) {	1✔
343	$key[0][0] = get_class($function[0]);	1✔
344	}
345
346	return $this->load($key, fn() => $function(...array_slice($key, 1)));	1✔
347	}
348
349
350	/**
351	* Caches results of function/method calls.
352	*/
353	public function wrap(callable $function, ?array $dependencies = null): \Closure	1✔
354	{
355	return function () use ($function, $dependencies) {	1✔
356	$key = [$function, $args = func_get_args()];	1✔
357	if (is_array($function) && is_object($function[0])) {	1✔
358	$key[0][0] = get_class($function[0]);	1✔
359	}
360
361	return $this->load($key, function (&$deps) use ($function, $args, $dependencies) {	1✔
362	$deps = $dependencies;	1✔
363	return $function(...$args);	1✔
364	});	1✔
365	};	1✔
366	}
367
368
369	/**
370	* Starts the output cache.
371	*/
372	public function capture(mixed $key): ?OutputHelper	1✔
373	{
374	$data = $this->load($key);	1✔
375	if ($data === null) {	1✔
376	return new OutputHelper($this, $key);	1✔
377	}
378
379	echo $data;	1✔
380	return null;	1✔
381	}
382
383
384	/**
385	* @deprecated use capture()
386	*/
387	public function start($key): ?OutputHelper
388	{
389	return $this->capture($key);	×
390	}
391
392
393	/**
394	* Generates internal cache key.
395	*/
396	protected function generateKey($key): string
397	{
398	return $this->namespace . md5(is_scalar($key) ? (string) $key : serialize($key));	1✔
399	}
400
401
402	/******************* dependency checkers *************dg**/
403
404
405	/**
406	* Checks CALLBACKS dependencies.
407	*/
408	public static function checkCallbacks(array $callbacks): bool	1✔
409	{
410	foreach ($callbacks as $callback) {	1✔
411	if (!array_shift($callback)(...$callback)) {	1✔
412	return false;	1✔
413	}
414	}
415
416	return true;	1✔
417	}
418
419
420	/**
421	* Checks CONSTS dependency.
422	*/
423	private static function checkConst(string $const, $value): bool	1✔
424	{
425	return defined($const) && constant($const) === $value;	1✔
426	}
427
428
429	/**
430	* Checks FILES dependency.
431	*/
432	private static function checkFile(string $file, ?int $time): bool	1✔
433	{
434	return @filemtime($file) == $time; // @ - stat may fail	1✔
435	}
436	}

nette / caching / 15762926525

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