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<?php |
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namespace Soluble\Schema\Source; |
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use Soluble\Schema\Exception; |
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abstract class AbstractSchemaSource implements SchemaSourceInterface |
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{ |
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/** |
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* Default schema name |
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* @var string |
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*/ |
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protected $schema; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getColumns($table) |
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{ |
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return array_keys($this->getColumnsInformation($table)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getTableInformation($table) |
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{ |
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$infos = $this->getTablesInformation(); |
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return $infos[$table]; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getTables() |
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{ |
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return array_keys($this->getTablesInformation()); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function hasTable($table) |
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{ |
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$tables = $this->getTables(); |
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return in_array($table, $tables); |
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} |
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/** |
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* Check whether a table parameter is valid and exists |
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* |
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* @throws Exception\InvalidArgumentException |
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* @throws Exception\ErrorException |
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* @throws Exception\ExceptionInterface |
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* @throws Exception\TableNotFoundException |
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* |
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* @param string $table |
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* @return AbstractSource |
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*/ |
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protected function validateTable($table) |
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{ |
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$this->checkTableArgument($table); |
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if (!$this->hasTable($table)) { |
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throw new Exception\TableNotFoundException(__METHOD__ . ": Table '$table' does not exists in database '{$this->schema}'"); |
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} |
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return $this; |
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} |
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/** |
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* Check whether a schema parameter is valid |
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* |
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* @throws Exception\InvalidArgumentException |
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* @param string $schema |
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* @return AbstractSource |
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*/ |
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protected function validateSchema($schema) |
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{ |
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if (!is_string($schema) || trim($schema) == '') { |
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throw new Exception\InvalidArgumentException(__METHOD__ . ": Schema name must be a valid string or an empty string detected"); |
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} |
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return $this; |
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} |
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/** |
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* Set default schema |
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* |
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* @throws Exception\InvalidArgumentException |
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* @param string $schema |
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* @return AbstractSource |
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*/ |
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protected function setDefaultSchema($schema) |
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{ |
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$this->validateSchema($schema); |
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$this->schema = $schema; |
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return $this; |
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} |
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/** |
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* |
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* @param string $table |
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* @throws Exception\InvalidArgumentException |
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*/ |
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protected function checkTableArgument($table = null) |
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{ |
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if ($table !== null) { |
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if (!is_string($table) || trim($table) == '') { |
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throw new Exception\InvalidArgumentException(__METHOD__ . " Table name must be a valid string or an empty string detected"); |
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} |
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} |
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} |
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} |
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belgattitude /
soluble-schema
