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<?php |
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namespace Graze\DataDb\Export\Query; |
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use Graze\DataDb\Dialect\RedshiftDialect; |
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use Graze\DataDb\QueryNode; |
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use Graze\DataDb\QueryNodeInterface; |
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use Graze\DataFile\Format\CsvFormatInterface; |
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use Graze\DataFile\Helper\OptionalLoggerTrait; |
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use Graze\DataFile\Node\FileNodeInterface; |
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use InvalidArgumentException; |
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use Psr\Log\LoggerAwareInterface; |
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use RuntimeException; |
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class RedshiftExportQuery extends QueryNode implements LoggerAwareInterface |
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{ |
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use OptionalLoggerTrait; |
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/** |
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* RedshiftExportQuery constructor. |
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* |
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* @param QueryNodeInterface $base |
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* @param FileNodeInterface $file |
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* @param CsvFormatInterface $format |
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*/ |
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public function __construct(QueryNodeInterface $base, FileNodeInterface $file, CsvFormatInterface $format) |
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{ |
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$dialect = $base->getAdapter()->getDialect(); |
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if (!$dialect instanceof RedshiftDialect) { |
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throw new InvalidArgumentException("The supplied base query is must be a redshift query"); |
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} |
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list ($sql, $bind) = $dialect->getExportToCsv($this->getInjectedSql($base), $file, $format); |
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parent::__construct($base->getAdapter(), $sql, $bind); |
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} |
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/** |
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* @param QueryNodeInterface $query |
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* |
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* @return string |
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*/ |
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private function getInjectedSql(QueryNodeInterface $query) |
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{ |
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$c = 0; |
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$baseBindings = $query->getBind(); |
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return preg_replace_callback( |
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'/\?/', |
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function ($value) use (&$c, $query, $baseBindings) { |
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if (!isset($baseBindings[$c])) { |
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throw new RuntimeException("Different number of options in query to parameters supplied"); |
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} |
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return $query->getAdapter()->quoteValue($baseBindings[$c++]); |
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}, |
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$query->getSql() |
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); |
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} |
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} |
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graze /
data-db
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.