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<?php
namespace PhpOffice\PhpSpreadsheet\Calculation\Information;
use PhpOffice\PhpSpreadsheet\Calculation\ArrayEnabled;
use PhpOffice\PhpSpreadsheet\Calculation\Calculation;
use PhpOffice\PhpSpreadsheet\Calculation\Functions;
use PhpOffice\PhpSpreadsheet\Cell\Cell;
use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
use PhpOffice\PhpSpreadsheet\NamedRange;
use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet;
class Value
{
use ArrayEnabled;
/**
* IS_BLANK.
*
* @param mixed $value Value to check
* Or can be an array of values
*
* @return array|bool
* If an array of numbers is passed as an argument, then the returned result will also be an array
* with the same dimensions
*/
public static function isBlank($value = null)
{
if (is_array($value)) {
return self::evaluateSingleArgumentArray([self::class, __FUNCTION__], $value);
}
return $value === null;
}
/**
* IS_REF.
*
* @param mixed $value Value to check
*
* @return bool
*/
public static function isRef($value, ?Cell $cell = null)
{
if ($cell === null || $value === $cell->getCoordinate()) {
return false;
}
$cellValue = Functions::trimTrailingRange($value);
if (preg_match('/^' . Calculation::CALCULATION_REGEXP_CELLREF . '$/ui', $cellValue) === 1) {
[$worksheet, $cellValue] = Worksheet::extractSheetTitle($cellValue, true);
if (!empty($worksheet) && $cell->getWorksheet()->getParent()->getSheetByName($worksheet) === null) {
return false;
}
[$column, $row] = Coordinate::indexesFromString($cellValue);
if ($column > 16384 || $row > 1048576) {
return false;
}
return true;
}
$namedRange = $cell->getWorksheet()->getParent()->getNamedRange($value);
return $namedRange instanceof NamedRange;
}
/**
* IS_EVEN.
*
* @param mixed $value Value to check
* Or can be an array of values
*
* @return array|bool|string
* If an array of numbers is passed as an argument, then the returned result will also be an array
* with the same dimensions
*/
public static function isEven($value = null)
{
if (is_array($value)) {
return self::evaluateSingleArgumentArray([self::class, __FUNCTION__], $value);
}
if ($value === null) {
return ExcelError::NAME();
} elseif ((is_bool($value)) || ((is_string($value)) && (!is_numeric($value)))) {
return ExcelError::VALUE();
}
return ((int) fmod($value, 2)) === 0;
}
/**
* IS_ODD.
*
* @param mixed $value Value to check
* Or can be an array of values
*
* @return array|bool|string
* If an array of numbers is passed as an argument, then the returned result will also be an array
* with the same dimensions
*/
public static function isOdd($value = null)
{
if (is_array($value)) {
return self::evaluateSingleArgumentArray([self::class, __FUNCTION__], $value);
}
if ($value === null) {
return ExcelError::NAME();
} elseif ((is_bool($value)) || ((is_string($value)) && (!is_numeric($value)))) {
return ExcelError::VALUE();
}
return ((int) fmod($value, 2)) !== 0;
}
/**
* IS_NUMBER.
*
* @param mixed $value Value to check
* Or can be an array of values
*
* @return array|bool
* If an array of numbers is passed as an argument, then the returned result will also be an array
* with the same dimensions
*/
public static function isNumber($value = null)
{
if (is_array($value)) {
return self::evaluateSingleArgumentArray([self::class, __FUNCTION__], $value);
}
if (is_string($value)) {
return false;
}
return is_numeric($value);
}
/**
* IS_LOGICAL.
*
* @param mixed $value Value to check
* Or can be an array of values
*
* @return array|bool
* If an array of numbers is passed as an argument, then the returned result will also be an array
* with the same dimensions
*/
public static function isLogical($value = null)
{
if (is_array($value)) {
return self::evaluateSingleArgumentArray([self::class, __FUNCTION__], $value);
}
return is_bool($value);
}
/**
* IS_TEXT.
*
* @param mixed $value Value to check
* Or can be an array of values
*
* @return array|bool
* If an array of numbers is passed as an argument, then the returned result will also be an array
* with the same dimensions
*/
public static function isText($value = null)
{
if (is_array($value)) {
return self::evaluateSingleArgumentArray([self::class, __FUNCTION__], $value);
}
return is_string($value) && !ErrorValue::isError($value);
}
/**
* IS_NONTEXT.
*
* @param mixed $value Value to check
* Or can be an array of values
*
* @return array|bool
* If an array of numbers is passed as an argument, then the returned result will also be an array
* with the same dimensions
*/
public static function isNonText($value = null)
{
if (is_array($value)) {
return self::evaluateSingleArgumentArray([self::class, __FUNCTION__], $value);
}
return !self::isText($value);
}
/**
* ISFORMULA.
*
* @param mixed $cellReference The cell to check
* @param ?Cell $cell The current cell (containing this formula)
*
* @return array|bool|string
*/
public static function isFormula($cellReference = '', ?Cell $cell = null)
{
if ($cell === null) {
return ExcelError::REF();
}
$fullCellReference = Functions::expandDefinedName((string) $cellReference, $cell);
if (strpos($cellReference, '!') !== false) {
$cellReference = Functions::trimSheetFromCellReference($cellReference);
$cellReferences = Coordinate::extractAllCellReferencesInRange($cellReference);
if (count($cellReferences) > 1) {
return self::evaluateArrayArgumentsSubset([self::class, __FUNCTION__], 1, $cellReferences, $cell);
}
}
$fullCellReference = Functions::trimTrailingRange($fullCellReference);
preg_match('/^' . Calculation::CALCULATION_REGEXP_CELLREF . '$/i', $fullCellReference, $matches);
$fullCellReference = $matches[6] . $matches[7];
$worksheetName = str_replace("''", "'", trim($matches[2], "'"));
$worksheet = (!empty($worksheetName))
? $cell->getWorksheet()->getParent()->getSheetByName($worksheetName)
: $cell->getWorksheet();
return ($worksheet !== null) ? $worksheet->getCell($fullCellReference)->isFormula() : ExcelError::REF();
}
/**
* N.
*
* Returns a value converted to a number
*
* @param null|mixed $value The value you want converted
*
* @return number|string N converts values listed in the following table
* If value is or refers to N returns
* A number That number value
* A date The Excel serialized number of that date
* TRUE 1
* FALSE 0
* An error value The error value
* Anything else 0
*/
public static function asNumber($value = null)
{
while (is_array($value)) {
$value = array_shift($value);
}
switch (gettype($value)) {
case 'double':
case 'float':
case 'integer':
return $value;
case 'boolean':
return (int) $value;
case 'string':
// Errors
if ((strlen($value) > 0) && ($value[0] == '#')) {
return $value;
}
break;
}
return 0;
}
/**
* TYPE.
*
* Returns a number that identifies the type of a value
*
* @param null|mixed $value The value you want tested
*
* @return number N converts values listed in the following table
* If value is or refers to N returns
* A number 1
* Text 2
* Logical Value 4
* An error value 16
* Array or Matrix 64
*/
public static function type($value = null)
{
$value = Functions::flattenArrayIndexed($value);
if (is_array($value) && (count($value) > 1)) {
end($value);
$a = key($value);
// Range of cells is an error
if (Functions::isCellValue($a)) {
return 16;
// Test for Matrix
} elseif (Functions::isMatrixValue($a)) {
return 64;
}
} elseif (empty($value)) {
// Empty Cell
return 1;
}
$value = Functions::flattenSingleValue($value);
if (($value === null) || (is_float($value)) || (is_int($value))) {
return 1;
} elseif (is_bool($value)) {
return 4;
} elseif (is_array($value)) {
return 64;
} elseif (is_string($value)) {
// Errors
if ((strlen($value) > 0) && ($value[0] == '#')) {
return 16;
}
return 2;
}
return 0;
}
}
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