/** * Internal method to check if the given cache supports tags * * @return false|string */ protected static function _getTagSupportForCache() { if (!self::$_cache instanceof CacheAdapter) { self::$_cacheTags = false; return false; } $capabilities = self::$_cache->getCapabilities(); if (!$capabilities->getTagging()) { self::$_cacheTags = false; return false; } self::$_cacheTags = true; return true; }
public function testFindExpired() { $capabilities = $this->_storage->getCapabilities(); if (!$capabilities->getIterable()) { $this->markTestSkipped("Find isn't supported by this adapter"); } $this->_options->setTtl($capabilities->getTtlPrecision()); $this->assertTrue($this->_storage->setItem('key1', 'value1')); $this->assertTrue($this->_storage->setItem('key2', 'value2')); // wait until first 2 items expired usleep($capabilities->getTtlPrecision() * 2000000); $this->assertTrue($this->_storage->setItem('key3', 'value3')); $this->assertTrue($this->_storage->setItem('key4', 'value4')); $this->assertTrue($this->_storage->find(AdapterInterface::MATCH_EXPIRED)); if ($capabilities->getExpiredRead() && !$capabilities->getUseRequestTime()) { $expectedItems = array( 'key1' => 'value1', 'key2' => 'value2' ); } else { $expectedItems = array(); } $actualItems = array(); while (($item = $this->_storage->fetch()) !== false) { // check $item $this->assertArrayHasKey('key', $item); $this->assertArrayHasKey('value', $item); $this->assertEquals(2, count($item)); $actualItems[ $item['key'] ] = $item['value']; } ksort($actualItems); $this->assertEquals($expectedItems, $actualItems); }
/** * Saves the given cache * Prevents broken cache when write_control is disabled and displays problems by log or error * * @param mixed $data * @param string $id * @return boolean Returns false when the cache has not been written */ protected function saveCache($data, $id) { if (self::$_cacheTags) { self::$_cache->setItem($id, $data, array('tags' => array($this->_options['tag']))); } else { self::$_cache->setItem($id, $data); } if (!self::$_cache->hasItem($id)) { if (!$this->_options['disableNotices']) { if ($this->_options['log']) { $this->_options['log']->log($this->_options['logPriority'], "Writing to cache failed."); } else { trigger_error("Writing to cache failed.", E_USER_NOTICE); } } self::$_cache->removeItem($id); return false; } return true; }
/** * Returns the page item cache. * * @return array */ public function getPageItemCache() { $data = array(); if ($this->_cacheEnabled()) { $cacheIds = self::$_cache->find(CacheAdapter::MATCH_TAGS_OR, array( 'tags' => array($this->_getCacheInternalId()), )); $cacheIds = array(); while (($item = self::$_cache->fetch()) !== false) { $cacheIds[] = $item['key']; } foreach ($cacheIds as $id) { if (preg_match('|'.self::CACHE_TAG_PREFIX."(\d+)_.*|", $id, $page)) { $data[$page[1]] = self::$_cache->getItem($this->_getCacheId($page[1])); } } } return $data; }
public function tearDown() { if ($this->cache) { $this->cache->clear(CacheAdapter::MATCH_ALL); } }