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<?php |
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/* |
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* This file is part of the Geotools library. |
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* |
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* (c) Antoine Corcy <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace League\Geotools\Cache; |
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use League\Geotools\Batch\BatchGeocoded; |
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use League\Geotools\Exception\InvalidArgumentException; |
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use League\Geotools\Exception\RuntimeException; |
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/** |
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* MongoDB cache class. |
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* |
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* @author Antoine Corcy <[email protected]> |
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*/ |
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class MongoDB extends AbstractCache implements CacheInterface |
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{ |
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/** |
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* The database name. |
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* |
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* @var string |
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*/ |
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const DATABASE = 'geotools'; |
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/** |
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* The collection name. |
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* |
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* @var string |
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*/ |
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const COLLECTION = 'geotools_cache'; |
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/** |
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* The collection to work with. |
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* |
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* @var MongoCollection |
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*/ |
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protected $collection; |
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/** |
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* Constructor. |
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* |
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* @param string $server The server information (optional). |
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* @param string $database The database name (optional). |
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* @param string $collection The collection name (optional). |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public function __construct($server = null, $database = self::DATABASE, $collection = self::COLLECTION) |
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{ |
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try { |
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$mongoDB = new \MongoClient($server); |
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$this->collection = $mongoDB->$database->$collection; |
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} catch (\Exception $e) { |
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throw new InvalidArgumentException($e->getMessage()); |
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} |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getKey($providerName, $query) |
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{ |
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return md5($providerName . $query); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function cache(BatchGeocoded $geocoded) |
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{ |
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try { |
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$this->collection->insert( |
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array_merge( |
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array('id' => $this->getKey($geocoded->getProviderName(), $geocoded->getQuery())), |
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$this->normalize($geocoded) |
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) |
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); |
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} catch (\Exception $e) { |
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throw new RuntimeException($e->getMessage()); |
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} |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function isCached($providerName, $query) |
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{ |
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$result = $this->collection->findOne( |
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array('id' => $this->getKey($providerName, $query)) |
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); |
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if (null === $result) { |
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return false; |
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} |
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$cached = new BatchGeocoded; |
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$cached->fromArray($result); |
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return $cached; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function flush() |
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{ |
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$this->collection->drop(); |
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} |
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} |
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thephpleague /
geotools
