Allow setting default_ttl

config/excel.php

@@ -259,6 +259,20 @@
         'illuminate' => [
             'store' => null,
         ],
+
+        /*
+        |--------------------------------------------------------------------------
+        | Cache Time-to-live (TTL)
+        |--------------------------------------------------------------------------
+        |
+        | The TTL of items written to cache. If you want to keep the items cached
+        | indefinitely, set this to null.  Otherwise, set a number of seconds,
+        | a \DateInterval, or a callable.
+        |
+        | Allowable types: callable|\DateInterval|int|null
+        |
+         */
+        'default_ttl' => 10800,
     ],
 
     /*

src/Cache/BatchCache.php

@@ -17,14 +17,24 @@ class BatchCache implements CacheInterface
      */
     protected $memory;
 
+    /**
+     * @var null|int|\DateInterval|callable
+     */
+    protected $defaultTTL = null;
+
     /**
      * @param  CacheInterface  $cache
      * @param  MemoryCache  $memory
+     * @param  null|int|\DateInterval|callable  $defaultTTL
      */
-    public function __construct(CacheInterface $cache, MemoryCache $memory)
-    {
-        $this->cache  = $cache;
-        $this->memory = $memory;
+    public function __construct(
+        CacheInterface $cache,
+        MemoryCache $memory,
+        null|int|\DateInterval|callable $defaultTTL = null
+    ) {
+        $this->cache      = $cache;
+        $this->memory     = $memory;
+        $this->defaultTTL = $defaultTTL;
     }
 
     public function __sleep()
@@ -56,6 +66,10 @@ public function get(string $key, mixed $default = null): mixed
      */
     public function set(string $key, mixed $value, null|int|\DateInterval $ttl = null): bool
     {
+        if (func_num_args() === 2) {
+            $ttl = value($this->defaultTTL);
+        }
+
         $this->memory->set($key, $value, $ttl);
 
         if ($this->memory->reachedMemoryLimit()) {
@@ -120,6 +134,10 @@ public function getMultiple(iterable $keys, mixed $default = null): iterable
      */
     public function setMultiple(iterable $values, null|int|\DateInterval $ttl = null): bool
     {
+        if (func_num_args() === 1) {
+            $ttl = value($this->defaultTTL);
+        }
+
         $this->memory->setMultiple($values, $ttl);
 
         if ($this->memory->reachedMemoryLimit()) {

src/Cache/BatchCacheDeprecated.php

@@ -17,14 +17,24 @@ class BatchCacheDeprecated implements CacheInterface
      */
     protected $memory;
 
+    /**
+     * @var null|int|\DateTimeInterface|callable
+     */
+    protected $defaultTTL = null;
+
     /**
      * @param  CacheInterface  $cache
      * @param  MemoryCacheDeprecated  $memory
+     * @param  int|\DateTimeInterface|callable|null  $defaultTTL
      */
-    public function __construct(CacheInterface $cache, MemoryCacheDeprecated $memory)
-    {
-        $this->cache  = $cache;
-        $this->memory = $memory;
+    public function __construct(
+        CacheInterface $cache,
+        MemoryCacheDeprecated $memory,
+        $defaultTTL = null
+    ) {
+        $this->cache      = $cache;
+        $this->memory     = $memory;
+        $this->defaultTTL = $defaultTTL;
     }
 
     public function __sleep()
@@ -56,6 +66,10 @@ public function get($key, $default = null)
      */
     public function set($key, $value, $ttl = null)
     {
+        if (func_num_args() === 2) {
+            $ttl = value($this->defaultTTL);
+        }
+
         $this->memory->set($key, $value, $ttl);
 
         if ($this->memory->reachedMemoryLimit()) {
@@ -120,6 +134,10 @@ public function getMultiple($keys, $default = null)
      */
     public function setMultiple($values, $ttl = null)
     {
+        if (func_num_args() === 1) {
+            $ttl = value($this->defaultTTL);
+        }
+
         $this->memory->setMultiple($values, $ttl);
 
         if ($this->memory->reachedMemoryLimit()) {

src/Cache/CacheManager.php

@@ -59,13 +59,15 @@ public function createBatchDriver(): CacheInterface
         if (!InstalledVersions::satisfies(new VersionParser, 'psr/simple-cache', '^3.0')) {
             return new BatchCacheDeprecated(
                 $this->createIlluminateDriver(),
-                $this->createMemoryDriver()
+                $this->createMemoryDriver(),
+                config('excel.cache.ttl')
             );
         }
 
         return new BatchCache(
             $this->createIlluminateDriver(),
-            $this->createMemoryDriver()
+            $this->createMemoryDriver(),
+            config('excel.cache.ttl')
         );
     }
 

tests/Cache/BatchCacheTest.php

@@ -4,8 +4,11 @@
 
 use Composer\InstalledVersions;
 use Composer\Semver\VersionParser;
+use DateInterval;
 use Illuminate\Cache\ArrayStore;
+use Illuminate\Cache\Events\KeyWritten;
 use Illuminate\Cache\Repository;
+use Illuminate\Support\Facades\Event;
 use Maatwebsite\Excel\Cache\BatchCache;
 use Maatwebsite\Excel\Cache\BatchCacheDeprecated;
 use Maatwebsite\Excel\Cache\CacheManager;
@@ -176,6 +179,82 @@ public function it_persists_to_cache_when_memory_limit_reached_on_setting_multip
         ], $cache->getMultiple(['A1', 'A2', 'A3', 'A4', 'A5']));
     }
 
+    /**
+     * @test
+     *
+     * @dataProvider defaultTTLDataProvider
+     */
+    public function it_writes_to_cache_with_default_ttl($defaultTTL, $receivedAs)
+    {
+        config()->set('excel.cache.default_ttl', $defaultTTL);
+
+        $cache = $this->givenCache(['A1' => 'A1-value'], [], 1);
+        $this->cache->setEventDispatcher(Event::fake());
+        $cache->set('A2', 'A2-value');
+
+        $expectedTTL = value($receivedAs);
+
+        $dispatchedCollection = Event::dispatched(
+            KeyWritten::class,
+            function (KeyWritten $event) use ($expectedTTL) {
+                return $event->seconds === $expectedTTL;
+            });
+
+        $this->assertCount(2, $dispatchedCollection);
+    }
+
+    /**
+     * @test
+     */
+    public function it_writes_to_cache_with_a_dateinterval_ttl()
+    {
+        // DateInterval is 1 minute
+        config()->set('excel.cache.default_ttl', new DateInterval('PT1M'));
+
+        $cache = $this->givenCache(['A1' => 'A1-value'], [], 1);
+        $this->cache->setEventDispatcher(Event::fake());
+        $cache->set('A2', 'A2-value');
+
+        $dispatchedCollection = Event::dispatched(
+            KeyWritten::class,
+            function (KeyWritten $event) {
+                return $event->seconds === 60;
+            });
+
+        $this->assertCount(2, $dispatchedCollection);
+    }
+
+    /**
+     * @test
+     */
+    public function it_can_override_default_ttl()
+    {
+        config()->set('excel.cache.default_ttl', 1);
+
+        $cache = $this->givenCache(['A1' => 'A1-value'], [], 1);
+        $this->cache->setEventDispatcher(Event::fake());
+        $cache->set('A2', 'A2-value', null);
+
+        $dispatchedCollection = Event::dispatched(
+            KeyWritten::class,
+            function (KeyWritten $event) {
+                return $event->seconds === null;
+            });
+
+        $this->assertCount(2, $dispatchedCollection);
+    }
+
+    public static function defaultTTLDataProvider(): array
+    {
+        return [
+            'null (forever)' => [null, null],
+            'int value'      => [$value = rand(1, 100), $value],
+            'callable'       => [$closure = function () {
+                return 199;
+            }, $closure],
+        ];
+    }
+
     /**
      * Construct a BatchCache with a in memory store
      * and an array cache, pretending to be a persistence store.
@@ -200,13 +279,15 @@ private function givenCache(array $memory = [], array $persisted = [], int $memo
         if (!InstalledVersions::satisfies(new VersionParser, 'psr/simple-cache', '^3.0')) {
             return new BatchCacheDeprecated(
                 $this->cache,
-                $this->memory
+                $this->memory,
+                config('excel.cache.default_ttl')
             );
         }
 
         return new BatchCache(
             $this->cache,
-            $this->memory
+            $this->memory,
+            config('excel.cache.default_ttl')
         );
     }
 }