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<?php declare(strict_types=1); |
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/** |
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* @copyright (c) 2017-present brian ridley |
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* @author brian ridley <[email protected]> |
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* @license http://opensource.org/licenses/MIT MIT |
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*/ |
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namespace ptlis\GrepDb\Search; |
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use Doctrine\DBAL\Connection; |
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use ptlis\GrepDb\Metadata\MySQL\MetadataFactory; |
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use ptlis\GrepDb\Search\Result\RowSearchResult; |
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use ptlis\GrepDb\Search\Strategy\StringMatchTableSearchStrategy; |
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/** |
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* Provides search. |
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*/ |
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final class Search |
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{ |
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/** |
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* Performs a search across databases on a server. |
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* |
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* @param Connection $connection |
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* @param string $searchTerm |
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* @return \Generator|RowSearchResult[] |
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*/ |
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public function searchServer( |
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Connection $connection, |
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string $searchTerm |
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): \Generator { |
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$serverMetadata = (new MetadataFactory())->getServerMetadata($connection); |
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foreach ($serverMetadata->getAllDatabaseMetadata() as $databaseMetadata) { |
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$resultList = $this->searchDatabase( |
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$connection, |
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$databaseMetadata->getDatabaseName(), |
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$searchTerm |
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); |
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foreach ($resultList as $result) { |
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yield $result; |
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} |
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} |
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} |
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/** |
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* Performs a search across tables in a database. |
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* |
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* @param Connection $connection |
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* @param string $databaseName |
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* @param string $searchTerm |
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* @return \Generator|RowSearchResult[] |
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*/ |
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public function searchDatabase( |
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Connection $connection, |
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string $databaseName, |
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string $searchTerm |
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): \Generator { |
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$databaseMetadata = (new MetadataFactory())->getDatabaseMetadata($connection, $databaseName); |
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foreach ($databaseMetadata->getAllTableMetadata() as $tableMetadata) { |
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$resultList = $this->searchTable( |
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$connection, |
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$tableMetadata->getDatabaseName(), |
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$tableMetadata->getTableName(), |
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$searchTerm |
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); |
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foreach ($resultList as $result) { |
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yield $result; |
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} |
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} |
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} |
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/** |
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* Performs a search on the provided table. |
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* |
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* @param Connection $connection |
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* @param string $databaseName |
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* @param string $tableName |
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* @param string $searchTerm |
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* @return \Generator|RowSearchResult[] |
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*/ |
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public function searchTable( |
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Connection $connection, |
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string $databaseName, |
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string $tableName, |
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string $searchTerm |
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): \Generator { |
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$tableMetadata = (new MetadataFactory())->getTableMetadata($connection, $databaseName, $tableName); |
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if (!$tableMetadata->hasStringTypeColumn()) { |
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return; |
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} |
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$rowResultList = (new StringMatchTableSearchStrategy())->getMatches( |
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$connection, |
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$tableMetadata, |
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$searchTerm |
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); |
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// Yield batch tracking rows returned |
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foreach ($rowResultList as $rowResult) { |
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yield $rowResult; |
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} |
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} |
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} |
ptlis /
grep-db
