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<?php |
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/* |
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* This file is part of the Pomm's Foundation package. |
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* |
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* (c) 2014 - 2015 Grégoire HUBERT <[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 PommProject\Foundation\QueryManager; |
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use PommProject\Foundation\ConvertedResultIterator; |
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use PommProject\Foundation\Listener\SendNotificationTrait; |
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use PommProject\Foundation\Session\ResultHandler; |
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/** |
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* SimpleQueryManager |
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* |
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* Query system as a client. |
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* |
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* @package Foundation |
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* @copyright 2014 - 2015 Grégoire HUBERT |
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* @author Grégoire HUBERT |
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* @license X11 {@link http://opensource.org/licenses/mit-license.php} |
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*/ |
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class SimpleQueryManager extends QueryManagerClient |
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{ |
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use SendNotificationTrait; |
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use QueryParameterParserTrait; |
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/** |
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* query |
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* |
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* Perform a simple escaped query and return converted result iterator. |
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* |
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* @access public |
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* @param string $sql |
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* @param array $parameters |
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* @return ConvertedResultIterator |
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*/ |
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public function query($sql, array $parameters = []) |
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{ |
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$parameters = $this->prepareArguments($sql, $parameters); |
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$this->sendNotification( |
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'query:pre', |
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[ |
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'sql' => $sql, |
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'parameters' => $parameters, |
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'session_stamp' => $this->getSession()->getStamp(), |
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] |
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); |
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$start = microtime(true); |
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$resource = $this->doQuery($sql, $parameters); |
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$end = microtime(true); |
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$iterator = new ConvertedResultIterator( |
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$resource, |
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$this->getSession() |
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); |
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$this->sendNotification( |
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'query:post', |
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[ |
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'result_count' => $iterator->count(), |
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'time_ms' => sprintf("%03.1f", ($end - $start) * 1000), |
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] |
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); |
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return $iterator; |
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} |
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/** |
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* doQuery |
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* |
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* Perform the query |
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* |
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* @access protected |
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* @param string $sql |
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* @param array $parameters |
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* @return ResultHandler |
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*/ |
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protected function doQuery($sql, array $parameters) |
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{ |
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return $this |
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->getSession() |
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->getConnection() |
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->sendQueryWithParameters( |
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$this->orderParameters($sql), |
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$parameters |
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) |
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; |
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} |
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/** |
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* prepareArguments |
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* |
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* Prepare and convert $parameters if needed. |
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* |
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* @access protected |
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* @param string $sql |
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* @param array $parameters |
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* @return array $parameters |
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*/ |
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protected function prepareArguments($sql, array $parameters) |
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{ |
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$types = $this->getParametersType($sql); |
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foreach ($parameters as $index => $value) { |
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if ($types[$index] !== '') { |
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$parameters[$index] = $this |
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->getSession() |
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->getClientUsingPooler('converter', $types[$index]) |
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->toPgStandardFormat($value, $types[$index]) |
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; |
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} |
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} |
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return $parameters; |
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} |
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} |
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pomm-project /
Foundation
