Statement and applies portability measures. * * @param DriverStatement $stmt */ public function __construct($stmt, Connection $conn) { $this->stmt = $stmt; $this->portability = $conn->getPortability(); $this->case = $conn->getFetchCase(); } /** * {@inheritdoc} */ public function bindParam($column, &$variable, $type = ParameterType::STRING, $length = null) { return $this->stmt->bindParam($column, $variable, $type, $length); } /** * {@inheritdoc} */ public function bindValue($param, $value, $type = ParameterType::STRING) { return $this->stmt->bindValue($param, $value, $type); } /** * {@inheritdoc} */ public function closeCursor() { return $this->stmt->closeCursor(); } /** * {@inheritdoc} */ public function columnCount() { return $this->stmt->columnCount(); } /** * {@inheritdoc} */ public function errorCode() { return $this->stmt->errorCode(); } /** * {@inheritdoc} */ public function errorInfo() { return $this->stmt->errorInfo(); } /** * {@inheritdoc} */ public function execute($params = null) { return $this->stmt->execute($params); } /** * {@inheritdoc} */ public function setFetchMode($fetchMode, $arg1 = null, $arg2 = null) { $this->defaultFetchMode = $fetchMode; return $this->stmt->setFetchMode($fetchMode, $arg1, $arg2); } /** * {@inheritdoc} */ public function getIterator() { return new StatementIterator($this); } /** * {@inheritdoc} */ public function fetch($fetchMode = null, $cursorOrientation = PDO::FETCH_ORI_NEXT, $cursorOffset = 0) { $fetchMode = $fetchMode ?: $this->defaultFetchMode; $row = $this->stmt->fetch($fetchMode); $iterateRow = $this->portability & (Connection::PORTABILITY_EMPTY_TO_NULL|Connection::PORTABILITY_RTRIM); $fixCase = $this->case !== null && ($fetchMode === FetchMode::ASSOCIATIVE || $fetchMode === FetchMode::MIXED) && ($this->portability & Connection::PORTABILITY_FIX_CASE); $row = $this->fixRow($row, $iterateRow, $fixCase); return $row; } /** * {@inheritdoc} */ public function fetchAll($fetchMode = null, $fetchArgument = null, $ctorArgs = null) { $fetchMode = $fetchMode ?: $this->defaultFetchMode; if ($fetchArgument) { $rows = $this->stmt->fetchAll($fetchMode, $fetchArgument); } else { $rows = $this->stmt->fetchAll($fetchMode); } $iterateRow = $this->portability & (Connection::PORTABILITY_EMPTY_TO_NULL|Connection::PORTABILITY_RTRIM); $fixCase = $this->case !== null && ($fetchMode === FetchMode::ASSOCIATIVE || $fetchMode === FetchMode::MIXED) && ($this->portability & Connection::PORTABILITY_FIX_CASE); if (! $iterateRow && ! $fixCase) { return $rows; } if ($fetchMode === FetchMode::COLUMN) { foreach ($rows as $num => $row) { $rows[$num] = [$row]; } } foreach ($rows as $num => $row) { $rows[$num] = $this->fixRow($row, $iterateRow, $fixCase); } if ($fetchMode === FetchMode::COLUMN) { foreach ($rows as $num => $row) { $rows[$num] = $row[0]; } } return $rows; } /** * @param mixed $row * @param int $iterateRow * @param bool $fixCase * * @return mixed */ protected function fixRow($row, $iterateRow, $fixCase) { if (! $row) { return $row; } if ($fixCase) { $row = array_change_key_case($row, $this->case); } if ($iterateRow) { foreach ($row as $k => $v) { if (($this->portability & Connection::PORTABILITY_EMPTY_TO_NULL) && $v === '') { $row[$k] = null; } elseif (($this->portability & Connection::PORTABILITY_RTRIM) && is_string($v)) { $row[$k] = rtrim($v); } } } return $row; } /** * {@inheritdoc} */ public function fetchColumn($columnIndex = 0) { $value = $this->stmt->fetchColumn($columnIndex); if ($this->portability & (Connection::PORTABILITY_EMPTY_TO_NULL|Connection::PORTABILITY_RTRIM)) { if (($this->portability & Connection::PORTABILITY_EMPTY_TO_NULL) && $value === '') { $value = null; } elseif (($this->portability & Connection::PORTABILITY_RTRIM) && is_string($value)) { $value = rtrim($value); } } return $value; } /** * {@inheritdoc} */ public function rowCount() { return $this->stmt->rowCount(); } }