update

2026-07-12 20:10:20 +02:00
parent 2e66b8f936
commit efd1a91b1d
19 changed files with 4723 additions and 10 deletions
@@ -0,0 +1,129 @@
+<?php
+
+
+namespace SleekDB\Classes;
+
+
+use SleekDB\Cache;
+use SleekDB\Exceptions\IOException;
+use SleekDB\QueryBuilder;
+
+/**
+ * Class CacheHandler
+ * Bridge between Query and Cache
+ */
+class CacheHandler
+{
+  /**
+   * @var Cache
+   */
+  protected $cache;
+
+  protected $cacheTokenArray;
+  protected $regenerateCache;
+  protected $useCache;
+
+  /**
+   * CacheHandler constructor.
+   * @param string $storePath
+   * @param QueryBuilder $queryBuilder
+   */
+  public function __construct(string $storePath, QueryBuilder $queryBuilder)
+  {
+    $this->cacheTokenArray = $queryBuilder->_getCacheTokenArray();
+
+    $queryBuilderProperties = $queryBuilder->_getConditionProperties();
+    $this->useCache = $queryBuilderProperties["useCache"];
+    $this->regenerateCache = $queryBuilderProperties["regenerateCache"];
+
+    $this->cache = new Cache($storePath, $this->_getCacheTokenArray(), $queryBuilderProperties["cacheLifetime"]);
+  }
+
+  /**
+   * @return Cache
+   */
+  public function getCache(): Cache
+  {
+    return $this->cache;
+  }
+
+  /**
+   * Get results from cache
+   * @return array|null
+   * @throws IOException
+   */
+  public function getCacheContent($getOneDocument)
+  {
+    if($this->getUseCache() !== true){
+      return null;
+    }
+
+    $this->updateCacheTokenArray(['oneDocument' => $getOneDocument]);
+
+    if($this->regenerateCache === true) {
+      $this->getCache()->delete();
+    }
+
+    $cacheResults = $this->getCache()->get();
+    if(is_array($cacheResults)) {
+      return $cacheResults;
+    }
+
+    return null;
+  }
+
+  /**
+   * Add content to cache
+   * @param array $results
+   * @throws IOException
+   */
+  public function setCacheContent(array $results)
+  {
+    if($this->getUseCache() === true){
+      $this->getCache()->set($results);
+    }
+  }
+
+  /**
+   * Delete all cache files that have no lifetime.
+   * @return bool
+   */
+  public function deleteAllWithNoLifetime(): bool
+  {
+    return $this->getCache()->deleteAllWithNoLifetime();
+  }
+
+  /**
+   * Returns a reference to the array used for cache token generation
+   * @return array
+   */
+  public function &_getCacheTokenArray(): array
+  {
+    return $this->cacheTokenArray;
+  }
+
+  /**
+   * @param array $tokenUpdate
+   */
+  private function updateCacheTokenArray(array $tokenUpdate)
+  {
+    if(empty($tokenUpdate)) {
+      return;
+    }
+    $cacheTokenArray = $this->_getCacheTokenArray();
+    foreach ($tokenUpdate as $key => $value){
+      $cacheTokenArray[$key] = $value;
+    }
+    $this->cacheTokenArray = $cacheTokenArray;
+  }
+
+  /**
+   * Status if cache is used or not
+   * @return bool
+   */
+  private function getUseCache(): bool
+  {
+    return $this->useCache;
+  }
+
+}