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<?php |
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/** |
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* @license LGPLv3, http://opensource.org/licenses/LGPL-3.0 |
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* @copyright Aimeos (aimeos.org), 2016 |
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* @package MW |
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* @subpackage MQueue |
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*/ |
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namespace Aimeos\MW\MQueue\Manager; |
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/** |
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* Standard message queue manager |
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* |
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* @package MW |
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* @subpackage MQueue |
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*/ |
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class Standard implements Iface |
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{ |
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private $config; |
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private $objects = []; |
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/** |
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* Initializes the object |
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* |
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* @param \Aimeos\MW\Config\Iface $config Configuration object |
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*/ |
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public function __construct( \Aimeos\MW\Config\Iface $config ) |
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{ |
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$this->config = $config; |
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} |
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/** |
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* Cleans up the object |
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*/ |
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public function __destruct() |
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{ |
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foreach( $this->objects as $object ) { |
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unset( $object ); |
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} |
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} |
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/** |
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* Clones the objects inside. |
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*/ |
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public function __clone() |
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{ |
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$this->config = clone $this->config; |
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foreach( $this->objects as $resource => $object ) { |
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unset( $this->objects[$resource] ); |
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} |
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} |
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/** |
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* Returns the message queue for the given name |
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* |
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* @param string $resource Resource name of the message queue |
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* @return \Aimeos\MW\MQueue\Iface Message queue object |
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* @throws \Aimeos\MW\MQueue\Exception If an no configuration for that name is found |
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*/ |
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public function get( $resource ) |
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{ |
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$conf = (array) $this->getConfig( $resource ); |
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if( isset( $conf['db'] ) && is_string( $conf['db'] ) ) { |
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$conf['db'] = (array) $this->getConfig( $conf['db'] ); |
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} |
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if( !isset( $this->objects[$resource] ) ) { |
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$this->objects[$resource] = \Aimeos\MW\MQueue\Factory::create( $conf ); |
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} |
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return $this->objects[$resource]; |
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} |
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/** |
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* Returns the configuration for the given name |
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* |
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* @param string &$resource Name of the resource, e.g. "mq" or "mq-email" |
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* @return array|string Configuration values |
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* @throws \Aimeos\MW\MQueue\Exception If an no configuration for that name is found |
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*/ |
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protected function getConfig( &$resource ) |
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{ |
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if( ( $conf = $this->config->get( 'resource/' . $resource ) ) !== null ) { |
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return $conf; |
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} |
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$resource = 'mq'; |
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if( ( $conf = $this->config->get( 'resource/mq' ) ) !== null ) { |
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return $conf; |
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} |
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$msg = sprintf( 'No resource configuration for "%1$s" available', $resource ); |
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throw new \Aimeos\MW\MQueue\Exception( $msg ); |
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} |
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} |
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