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<?php
namespace PhpOffice\PhpSpreadsheet\Calculation\LookupRef;
use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
use PhpOffice\PhpSpreadsheet\Calculation\Information\ExcelError;
use PhpOffice\PhpSpreadsheet\Cell\Cell;
use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet;
class RowColumnInformation
{
/**
* Test if cellAddress is null or whitespace string.
*
* @param null|array|string $cellAddress A reference to a range of cells
*/
private static function cellAddressNullOrWhitespace($cellAddress): bool
{
return $cellAddress === null || (!is_array($cellAddress) && trim($cellAddress) === '');
}
private static function cellColumn(?Cell $cell): int
{
return ($cell !== null) ? (int) Coordinate::columnIndexFromString($cell->getColumn()) : 1;
}
/**
* COLUMN.
*
* Returns the column number of the given cell reference
* If the cell reference is a range of cells, COLUMN returns the column numbers of each column
* in the reference as a horizontal array.
* If cell reference is omitted, and the function is being called through the calculation engine,
* then it is assumed to be the reference of the cell in which the COLUMN function appears;
* otherwise this function returns 1.
*
* Excel Function:
* =COLUMN([cellAddress])
*
* @param null|array|string $cellAddress A reference to a range of cells for which you want the column numbers
*
* @return int|int[]
*/
public static function COLUMN($cellAddress = null, ?Cell $cell = null)
{
if (self::cellAddressNullOrWhitespace($cellAddress)) {
return self::cellColumn($cell);
}
if (is_array($cellAddress)) {
foreach ($cellAddress as $columnKey => $value) {
$columnKey = (string) preg_replace('/[^a-z]/i', '', $columnKey);
return (int) Coordinate::columnIndexFromString($columnKey);
}
return self::cellColumn($cell);
}
$cellAddress = $cellAddress ?? '';
if ($cell != null) {
[,, $sheetName] = Helpers::extractWorksheet($cellAddress, $cell);
[,, $cellAddress] = Helpers::extractCellAddresses($cellAddress, true, $cell->getWorksheet(), $sheetName);
}
[, $cellAddress] = Worksheet::extractSheetTitle($cellAddress, true);
if (strpos($cellAddress, ':') !== false) {
[$startAddress, $endAddress] = explode(':', $cellAddress);
$startAddress = (string) preg_replace('/[^a-z]/i', '', $startAddress);
$endAddress = (string) preg_replace('/[^a-z]/i', '', $endAddress);
return range(
(int) Coordinate::columnIndexFromString($startAddress),
(int) Coordinate::columnIndexFromString($endAddress)
);
}
$cellAddress = (string) preg_replace('/[^a-z]/i', '', $cellAddress);
return (int) Coordinate::columnIndexFromString($cellAddress);
}
/**
* COLUMNS.
*
* Returns the number of columns in an array or reference.
*
* Excel Function:
* =COLUMNS(cellAddress)
*
* @param null|array|string $cellAddress An array or array formula, or a reference to a range of cells
* for which you want the number of columns
*
* @return int|string The number of columns in cellAddress, or a string if arguments are invalid
*/
public static function COLUMNS($cellAddress = null)
{
if (self::cellAddressNullOrWhitespace($cellAddress)) {
return 1;
}
if (!is_array($cellAddress)) {
return ExcelError::VALUE();
}
reset($cellAddress);
$isMatrix = (is_numeric(key($cellAddress)));
[$columns, $rows] = Calculation::getMatrixDimensions($cellAddress);
if ($isMatrix) {
return $rows;
}
return $columns;
}
private static function cellRow(?Cell $cell): int
{
return ($cell !== null) ? $cell->getRow() : 1;
}
/**
* ROW.
*
* Returns the row number of the given cell reference
* If the cell reference is a range of cells, ROW returns the row numbers of each row in the reference
* as a vertical array.
* If cell reference is omitted, and the function is being called through the calculation engine,
* then it is assumed to be the reference of the cell in which the ROW function appears;
* otherwise this function returns 1.
*
* Excel Function:
* =ROW([cellAddress])
*
* @param null|array|string $cellAddress A reference to a range of cells for which you want the row numbers
*
* @return int|mixed[]|string
*/
public static function ROW($cellAddress = null, ?Cell $cell = null)
{
if (self::cellAddressNullOrWhitespace($cellAddress)) {
return self::cellRow($cell);
}
if (is_array($cellAddress)) {
foreach ($cellAddress as $rowKey => $rowValue) {
foreach ($rowValue as $columnKey => $cellValue) {
return (int) preg_replace('/\D/', '', $rowKey);
}
}
return self::cellRow($cell);
}
$cellAddress = $cellAddress ?? '';
if ($cell !== null) {
[,, $sheetName] = Helpers::extractWorksheet($cellAddress, $cell);
[,, $cellAddress] = Helpers::extractCellAddresses($cellAddress, true, $cell->getWorksheet(), $sheetName);
}
[, $cellAddress] = Worksheet::extractSheetTitle($cellAddress, true);
if (strpos($cellAddress, ':') !== false) {
[$startAddress, $endAddress] = explode(':', $cellAddress);
$startAddress = (string) preg_replace('/\D/', '', $startAddress);
$endAddress = (string) preg_replace('/\D/', '', $endAddress);
return array_map(
function ($value) {
return [$value];
},
range($startAddress, $endAddress)
);
}
[$cellAddress] = explode(':', $cellAddress);
return (int) preg_replace('/\D/', '', $cellAddress);
}
/**
* ROWS.
*
* Returns the number of rows in an array or reference.
*
* Excel Function:
* =ROWS(cellAddress)
*
* @param null|array|string $cellAddress An array or array formula, or a reference to a range of cells
* for which you want the number of rows
*
* @return int|string The number of rows in cellAddress, or a string if arguments are invalid
*/
public static function ROWS($cellAddress = null)
{
if (self::cellAddressNullOrWhitespace($cellAddress)) {
return 1;
}
if (!is_array($cellAddress)) {
return ExcelError::VALUE();
}
reset($cellAddress);
$isMatrix = (is_numeric(key($cellAddress)));
[$columns, $rows] = Calculation::getMatrixDimensions($cellAddress);
if ($isMatrix) {
return $columns;
}
return $rows;
}
}
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