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<?php |
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namespace Lagdo\DbAdmin\Service\Logging; |
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use Lagdo\DbAdmin\Db\DbFacade; |
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use Lagdo\DbAdmin\Driver\Db\ConnectionInterface; |
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use Lagdo\DbAdmin\Driver\DriverInterface; |
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use Lagdo\DbAdmin\Service\Options; |
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use Lagdo\Facades\Logger; |
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use function count; |
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use function implode; |
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/** |
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* SQL queries logging and storage. |
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*/ |
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class QueryLogger |
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{ |
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/** |
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* @var ConnectionInterface |
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*/ |
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private ConnectionInterface $connection; |
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/** |
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* @var int |
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*/ |
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private int $limit; |
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/** |
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* The constructor |
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* |
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* @param DbFacade $db |
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* @param DriverInterface $driver |
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* @param array $database |
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* @param array $options |
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*/ |
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public function __construct(private DbFacade $db, |
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private DriverInterface $driver, array $database, array $options) |
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{ |
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$this->limit = $options['display']['limit'] ?? 15; |
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// Connect to the logging database. |
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$this->connection = $driver->createConnection($database); |
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$this->connection->open($database['name'], $database['schema'] ?? ''); |
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} |
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/** |
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* @return int |
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*/ |
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public function getLimit(): int |
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{ |
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return $this->limit; |
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} |
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/** |
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* @return string[] |
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*/ |
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public function getCategories(): array |
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{ |
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return [ |
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Options::CAT_BUILDER => 'Query builder', |
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Options::CAT_EDITOR => 'Query editor', |
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]; |
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} |
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/** |
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* @param array $filters |
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* |
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* @return string |
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*/ |
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private function getWhereClause(array $filters): string |
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{ |
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$clauses = []; |
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if (isset($filters['username'])) { |
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$clauses[] = "o.username like '%{$filters['username']}%'"; |
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} |
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if (isset($filters['category'])) { |
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$clauses[] = "c.category={$filters['category']}"; |
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} |
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if (isset($filters['from'])) { |
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$clauses[] = "c.last_update>='{$filters['from']}'"; |
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} |
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if (isset($filters['to'])) { |
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$clauses[] = "c.last_update<='{$filters['to']}'"; |
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} |
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return count($clauses) === 0 ? '' : 'where ' . |
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implode(' and ', $clauses); |
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} |
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/** |
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* @param array $filters |
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* |
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* @return int |
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*/ |
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public function getCommandCount(array $filters): int |
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{ |
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$whereClause = $this->getWhereClause($filters); |
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$statement = "select count(*) as c from dbadmin_runned_commands c " . |
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"inner join dbadmin_owners o on c.owner_id=o.id $whereClause"; |
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$statement = $this->connection->query($statement); |
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return !$statement || !($row = $statement->fetchAssoc()) ? 0 : $row['c']; |
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} |
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/** |
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* @param array $filters |
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* @param int $page |
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* |
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* @return array |
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*/ |
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public function getCommands(array $filters, int $page): array |
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{ |
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$whereClause = $this->getWhereClause($filters); |
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$offsetClause = $page > 1 ? 'offset ' . ($page - 1) * $this->limit : ''; |
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// PostgreSQL doesn't allow the use of distinct and order by |
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// a field not in the select clause in the same SQL query. |
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$statement = "select c.*, o.username from dbadmin_runned_commands c " . |
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"inner join dbadmin_owners o on c.owner_id=o.id $whereClause " . |
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"order by c.last_update desc,c.id desc limit {$this->limit} $offsetClause"; |
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$statement = $this->connection->query($statement); |
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if ($statement !== false) { |
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$commands = []; |
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while (($row = $statement->fetchAssoc())) { |
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$commands[] = $row; |
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} |
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return $commands; |
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} |
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Logger::warning('Unable to read commands from the query logging database.', [ |
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'error' => $this->connection->error(), |
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]); |
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return []; |
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} |
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} |
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lagdo /
jaxon-dbadmin
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