/**
* Loads and parses CSV-formatted data from a file and inserts it into a database table.
*
* Data should be comma-delimited and string may be enclosed on double quotes.
*
* @param string $file The file path.
* @param string|null $table Table name. If not specified, the name is derived from the filename, without the
* .csv extension.
* @param array|string|null $columns Either:<ul>
* <li> an array of column names,
* <li> a string of comma-delimited column names,
* <li> null (or ommited) to read column names from the first row of data.
* </ul>
* @return $this For chaining.
*/
protected function importCsvFrom($file, $table = null, $columns = null)
{
if (!$table) {
$table = basename($file, '.csv');
}
$data = CsvUtil::loadCSV($file, $columns);
$table = $this->db->table($table);
foreach ($data as $row) {
$table->insert($row);
}
return $this;
}
/**
* @return Builder
*/
private function getTable()
{
$this->databaseAPI->connection()->setFetchMode(\PDO::FETCH_ASSOC);
return $this->databaseAPI->table(self::MIGRATIONS_TABLE)->where(Migration::module, $this->module->name);
}