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<?php |
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declare(strict_types=1); |
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namespace SetBased\Audit\MySql\Sql; |
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use SetBased\Audit\Metadata\TableColumnsMetadata; |
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use SetBased\Helper\CodeStore\MySqlCompoundSyntaxCodeStore; |
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/** |
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* Class for creating SQL statements for adding new columns to an audit table. |
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*/ |
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class AlterAuditTableAddColumns |
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{ |
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//-------------------------------------------------------------------------------------------------------------------- |
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/** |
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* The name of the audit schema. |
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* |
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* @var string |
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*/ |
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private string $auditSchemaName; |
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/** |
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* The array of new columns for adding to table. |
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* |
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* @var TableColumnsMetadata |
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*/ |
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private TableColumnsMetadata $columns; |
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/** |
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* The name of the audit table. |
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* |
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* @var string |
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*/ |
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private string $tableName; |
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//-------------------------------------------------------------------------------------------------------------------- |
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/** |
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* Object constructor. |
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* |
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* @param string $auditSchemaName The name of the audit schema. |
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* @param string $tableName The name of the table. |
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* @param TableColumnsMetadata $columns The metadata of the new columns of the audit table (i.e. the audit |
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* columns and columns of the data table). |
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*/ |
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public function __construct(string $auditSchemaName, string $tableName, TableColumnsMetadata $columns) |
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{ |
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$this->auditSchemaName = $auditSchemaName; |
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$this->tableName = $tableName; |
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$this->columns = $columns; |
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} |
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//-------------------------------------------------------------------------------------------------------------------- |
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/** |
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* Returns a SQL statement for adding new columns to the audit table. |
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* |
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* @return string |
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*/ |
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public function buildStatement(): string |
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{ |
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$code = new MySqlCompoundSyntaxCodeStore(); |
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$code->append(sprintf('alter table `%s`.`%s`', $this->auditSchemaName, $this->tableName)); |
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foreach ($this->columns->getColumns() as $column) |
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{ |
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$code->append(sprintf(' add `%s` %s', $column->getName(), $column->getColumnAuditDefinition()), false); |
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$after = $column->getProperty('after'); |
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if (isset($after)) |
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{ |
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$code->appendToLastLine(sprintf(' after `%s`', $after)); |
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} |
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else |
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{ |
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$code->appendToLastLine(' first'); |
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} |
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$columns = $this->columns->getColumns(); |
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if (end($columns)!==$column) |
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{ |
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$code->appendToLastLine(','); |
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} |
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} |
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return $code->getCode(); |
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} |
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//-------------------------------------------------------------------------------------------------------------------- |
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} |
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//---------------------------------------------------------------------------------------------------------------------- |
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SetBased /
php-audit
