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<?php
namespace PhpOffice\PhpSpreadsheet\Calculation;
use PhpOffice\PhpSpreadsheet\Calculation\Engine\CyclicReferenceStack;
use PhpOffice\PhpSpreadsheet\Calculation\Engine\Logger;
use PhpOffice\PhpSpreadsheet\Calculation\Token\Stack;
use PhpOffice\PhpSpreadsheet\Cell\Cell;
use PhpOffice\PhpSpreadsheet\Cell\Coordinate;
use PhpOffice\PhpSpreadsheet\DefinedName;
use PhpOffice\PhpSpreadsheet\ReferenceHelper;
use PhpOffice\PhpSpreadsheet\Shared;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet;
use ReflectionMethod;
class Calculation
{
/** Constants */
/** Regular Expressions */
// Numeric operand
const CALCULATION_REGEXP_NUMBER = '[-+]?\d*\.?\d+(e[-+]?\d+)?';
// String operand
const CALCULATION_REGEXP_STRING = '"(?:[^"]|"")*"';
// Opening bracket
const CALCULATION_REGEXP_OPENBRACE = '\(';
// Function (allow for the old @ symbol that could be used to prefix a function, but we'll ignore it)
const CALCULATION_REGEXP_FUNCTION = '@?(?:_xlfn\.)?([\p{L}][\p{L}\p{N}\.]*)[\s]*\(';
// Cell reference (cell or range of cells, with or without a sheet reference)
const CALCULATION_REGEXP_CELLREF = '((([^\s,!&%^\/\*\+<>=-]*)|(\'[^\']*\')|(\"[^\"]*\"))!)?\$?\b([a-z]{1,3})\$?(\d{1,7})(?![\w.])';
// Cell reference (with or without a sheet reference) ensuring absolute/relative
const CALCULATION_REGEXP_CELLREF_RELATIVE = '((([^\s\(,!&%^\/\*\+<>=-]*)|(\'[^\']*\')|(\"[^\"]*\"))!)?(\$?\b[a-z]{1,3})(\$?\d{1,7})(?![\w.])';
const CALCULATION_REGEXP_COLUMN_RANGE = '(((([^\s\(,!&%^\/\*\+<>=-]*)|(\'[^\']*\')|(\"[^\"]*\"))!)?(\$?[a-z]{1,3})):(?![.*])';
const CALCULATION_REGEXP_ROW_RANGE = '(((([^\s\(,!&%^\/\*\+<>=-]*)|(\'[^\']*\')|(\"[^\"]*\"))!)?(\$?[1-9][0-9]{0,6})):(?![.*])';
// Cell reference (with or without a sheet reference) ensuring absolute/relative
// Cell ranges ensuring absolute/relative
const CALCULATION_REGEXP_COLUMNRANGE_RELATIVE = '(\$?[a-z]{1,3}):(\$?[a-z]{1,3})';
const CALCULATION_REGEXP_ROWRANGE_RELATIVE = '(\$?\d{1,7}):(\$?\d{1,7})';
// Defined Names: Named Range of cells, or Named Formulae
const CALCULATION_REGEXP_DEFINEDNAME = '((([^\s,!&%^\/\*\+<>=-]*)|(\'[^\']*\')|(\"[^\"]*\"))!)?([_\p{L}][_\p{L}\p{N}\.]*)';
// Error
const CALCULATION_REGEXP_ERROR = '\#[A-Z][A-Z0_\/]*[!\?]?';
/** constants */
const RETURN_ARRAY_AS_ERROR = 'error';
const RETURN_ARRAY_AS_VALUE = 'value';
const RETURN_ARRAY_AS_ARRAY = 'array';
const FORMULA_OPEN_FUNCTION_BRACE = '{';
const FORMULA_CLOSE_FUNCTION_BRACE = '}';
const FORMULA_STRING_QUOTE = '"';
private static $returnArrayAsType = self::RETURN_ARRAY_AS_VALUE;
/**
* Instance of this class.
*
* @var Calculation
*/
private static $instance;
/**
* Instance of the spreadsheet this Calculation Engine is using.
*
* @var Spreadsheet
*/
private $spreadsheet;
/**
* Calculation cache.
*
* @var array
*/
private $calculationCache = [];
/**
* Calculation cache enabled.
*
* @var bool
*/
private $calculationCacheEnabled = true;
/**
* Used to generate unique store keys.
*
* @var int
*/
private $branchStoreKeyCounter = 0;
private $branchPruningEnabled = true;
/**
* List of operators that can be used within formulae
* The true/false value indicates whether it is a binary operator or a unary operator.
*
* @var array
*/
private static $operators = [
'+' => true, '-' => true, '*' => true, '/' => true,
'^' => true, '&' => true, '%' => false, '~' => false,
'>' => true, '<' => true, '=' => true, '>=' => true,
'<=' => true, '<>' => true, '|' => true, ':' => true,
];
/**
* List of binary operators (those that expect two operands).
*
* @var array
*/
private static $binaryOperators = [
'+' => true, '-' => true, '*' => true, '/' => true,
'^' => true, '&' => true, '>' => true, '<' => true,
'=' => true, '>=' => true, '<=' => true, '<>' => true,
'|' => true, ':' => true,
];
/**
* The debug log generated by the calculation engine.
*
* @var Logger
*/
private $debugLog;
/**
* Flag to determine how formula errors should be handled
* If true, then a user error will be triggered
* If false, then an exception will be thrown.
*
* @var bool
*/
public $suppressFormulaErrors = false;
/**
* Error message for any error that was raised/thrown by the calculation engine.
*
* @var null|string
*/
public $formulaError;
/**
* Reference Helper.
*
* @var ReferenceHelper
*/
private static $referenceHelper;
/**
* An array of the nested cell references accessed by the calculation engine, used for the debug log.
*
* @var CyclicReferenceStack
*/
private $cyclicReferenceStack;
private $cellStack = [];
/**
* Current iteration counter for cyclic formulae
* If the value is 0 (or less) then cyclic formulae will throw an exception,
* otherwise they will iterate to the limit defined here before returning a result.
*
* @var int
*/
private $cyclicFormulaCounter = 1;
private $cyclicFormulaCell = '';
/**
* Number of iterations for cyclic formulae.
*
* @var int
*/
public $cyclicFormulaCount = 1;
/**
* Epsilon Precision used for comparisons in calculations.
*
* @var float
*/
private $delta = 0.1e-12;
/**
* The current locale setting.
*
* @var string
*/
private static $localeLanguage = 'en_us'; // US English (default locale)
/**
* List of available locale settings
* Note that this is read for the locale subdirectory only when requested.
*
* @var string[]
*/
private static $validLocaleLanguages = [
'en', // English (default language)
];
/**
* Locale-specific argument separator for function arguments.
*
* @var string
*/
private static $localeArgumentSeparator = ',';
private static $localeFunctions = [];
/**
* Locale-specific translations for Excel constants (True, False and Null).
*
* @var array<string, string>
*/
public static $localeBoolean = [
'TRUE' => 'TRUE',
'FALSE' => 'FALSE',
'NULL' => 'NULL',
];
/**
* Excel constant string translations to their PHP equivalents
* Constant conversion from text name/value to actual (datatyped) value.
*
* @var array<string, mixed>
*/
private static $excelConstants = [
'TRUE' => true,
'FALSE' => false,
'NULL' => null,
];
// PhpSpreadsheet functions
private static $phpSpreadsheetFunctions = [
'ABS' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Absolute::class, 'evaluate'],
'argumentCount' => '1',
],
'ACCRINT' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Securities\AccruedInterest::class, 'periodic'],
'argumentCount' => '4-8',
],
'ACCRINTM' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Securities\AccruedInterest::class, 'atMaturity'],
'argumentCount' => '3-5',
],
'ACOS' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Cosine::class, 'acos'],
'argumentCount' => '1',
],
'ACOSH' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Cosine::class, 'acosh'],
'argumentCount' => '1',
],
'ACOT' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Cotangent::class, 'acot'],
'argumentCount' => '1',
],
'ACOTH' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Cotangent::class, 'acoth'],
'argumentCount' => '1',
],
'ADDRESS' => [
'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [LookupRef\Address::class, 'cell'],
'argumentCount' => '2-5',
],
'AGGREGATE' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '3+',
],
'AMORDEGRC' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Amortization::class, 'AMORDEGRC'],
'argumentCount' => '6,7',
],
'AMORLINC' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Amortization::class, 'AMORLINC'],
'argumentCount' => '6,7',
],
'AND' => [
'category' => Category::CATEGORY_LOGICAL,
'functionCall' => [Logical\Operations::class, 'logicalAnd'],
'argumentCount' => '1+',
],
'ARABIC' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Arabic::class, 'evaluate'],
'argumentCount' => '1',
],
'AREAS' => [
'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '1',
],
'ARRAYTOTEXT' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '?',
],
'ASC' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '1',
],
'ASIN' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Sine::class, 'asin'],
'argumentCount' => '1',
],
'ASINH' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Sine::class, 'asinh'],
'argumentCount' => '1',
],
'ATAN' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Tangent::class, 'atan'],
'argumentCount' => '1',
],
'ATAN2' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Tangent::class, 'atan2'],
'argumentCount' => '2',
],
'ATANH' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Tangent::class, 'atanh'],
'argumentCount' => '1',
],
'AVEDEV' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Averages::class, 'averageDeviations'],
'argumentCount' => '1+',
],
'AVERAGE' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Averages::class, 'average'],
'argumentCount' => '1+',
],
'AVERAGEA' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Averages::class, 'averageA'],
'argumentCount' => '1+',
],
'AVERAGEIF' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Conditional::class, 'AVERAGEIF'],
'argumentCount' => '2,3',
],
'AVERAGEIFS' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Conditional::class, 'AVERAGEIFS'],
'argumentCount' => '3+',
],
'BAHTTEXT' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '1',
],
'BASE' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Base::class, 'evaluate'],
'argumentCount' => '2,3',
],
'BESSELI' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\BesselI::class, 'BESSELI'],
'argumentCount' => '2',
],
'BESSELJ' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\BesselJ::class, 'BESSELJ'],
'argumentCount' => '2',
],
'BESSELK' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\BesselK::class, 'BESSELK'],
'argumentCount' => '2',
],
'BESSELY' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\BesselY::class, 'BESSELY'],
'argumentCount' => '2',
],
'BETADIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Beta::class, 'distribution'],
'argumentCount' => '3-5',
],
'BETA.DIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '4-6',
],
'BETAINV' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Beta::class, 'inverse'],
'argumentCount' => '3-5',
],
'BETA.INV' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Beta::class, 'inverse'],
'argumentCount' => '3-5',
],
'BIN2DEC' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertBinary::class, 'toDecimal'],
'argumentCount' => '1',
],
'BIN2HEX' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertBinary::class, 'toHex'],
'argumentCount' => '1,2',
],
'BIN2OCT' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertBinary::class, 'toOctal'],
'argumentCount' => '1,2',
],
'BINOMDIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Binomial::class, 'distribution'],
'argumentCount' => '4',
],
'BINOM.DIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Binomial::class, 'distribution'],
'argumentCount' => '4',
],
'BINOM.DIST.RANGE' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Binomial::class, 'range'],
'argumentCount' => '3,4',
],
'BINOM.INV' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Binomial::class, 'inverse'],
'argumentCount' => '3',
],
'BITAND' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\BitWise::class, 'BITAND'],
'argumentCount' => '2',
],
'BITOR' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\BitWise::class, 'BITOR'],
'argumentCount' => '2',
],
'BITXOR' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\BitWise::class, 'BITXOR'],
'argumentCount' => '2',
],
'BITLSHIFT' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\BitWise::class, 'BITLSHIFT'],
'argumentCount' => '2',
],
'BITRSHIFT' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\BitWise::class, 'BITRSHIFT'],
'argumentCount' => '2',
],
'CEILING' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Ceiling::class, 'ceiling'],
'argumentCount' => '1-2', // 2 for Excel, 1-2 for Ods/Gnumeric
],
'CEILING.MATH' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Ceiling::class, 'math'],
'argumentCount' => '1-3',
],
'CEILING.PRECISE' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Ceiling::class, 'precise'],
'argumentCount' => '1,2',
],
'CELL' => [
'category' => Category::CATEGORY_INFORMATION,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '1,2',
],
'CHAR' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\CharacterConvert::class, 'character'],
'argumentCount' => '1',
],
'CHIDIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\ChiSquared::class, 'distributionRightTail'],
'argumentCount' => '2',
],
'CHISQ.DIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\ChiSquared::class, 'distributionLeftTail'],
'argumentCount' => '3',
],
'CHISQ.DIST.RT' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\ChiSquared::class, 'distributionRightTail'],
'argumentCount' => '2',
],
'CHIINV' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\ChiSquared::class, 'inverseRightTail'],
'argumentCount' => '2',
],
'CHISQ.INV' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\ChiSquared::class, 'inverseLeftTail'],
'argumentCount' => '2',
],
'CHISQ.INV.RT' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\ChiSquared::class, 'inverseRightTail'],
'argumentCount' => '2',
],
'CHITEST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\ChiSquared::class, 'test'],
'argumentCount' => '2',
],
'CHISQ.TEST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\ChiSquared::class, 'test'],
'argumentCount' => '2',
],
'CHOOSE' => [
'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [LookupRef\Selection::class, 'CHOOSE'],
'argumentCount' => '2+',
],
'CLEAN' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Trim::class, 'nonPrintable'],
'argumentCount' => '1',
],
'CODE' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\CharacterConvert::class, 'code'],
'argumentCount' => '1',
],
'COLUMN' => [
'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [LookupRef\RowColumnInformation::class, 'COLUMN'],
'argumentCount' => '-1',
'passCellReference' => true,
'passByReference' => [true],
],
'COLUMNS' => [
'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [LookupRef\RowColumnInformation::class, 'COLUMNS'],
'argumentCount' => '1',
],
'COMBIN' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Combinations::class, 'withoutRepetition'],
'argumentCount' => '2',
],
'COMBINA' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Combinations::class, 'withRepetition'],
'argumentCount' => '2',
],
'COMPLEX' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\Complex::class, 'COMPLEX'],
'argumentCount' => '2,3',
],
'CONCAT' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Concatenate::class, 'CONCATENATE'],
'argumentCount' => '1+',
],
'CONCATENATE' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Concatenate::class, 'CONCATENATE'],
'argumentCount' => '1+',
],
'CONFIDENCE' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Confidence::class, 'CONFIDENCE'],
'argumentCount' => '3',
],
'CONFIDENCE.NORM' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Confidence::class, 'CONFIDENCE'],
'argumentCount' => '3',
],
'CONFIDENCE.T' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '3',
],
'CONVERT' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertUOM::class, 'CONVERT'],
'argumentCount' => '3',
],
'CORREL' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Trends::class, 'CORREL'],
'argumentCount' => '2',
],
'COS' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Cosine::class, 'cos'],
'argumentCount' => '1',
],
'COSH' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Cosine::class, 'cosh'],
'argumentCount' => '1',
],
'COT' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Cotangent::class, 'cot'],
'argumentCount' => '1',
],
'COTH' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Cotangent::class, 'coth'],
'argumentCount' => '1',
],
'COUNT' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Counts::class, 'COUNT'],
'argumentCount' => '1+',
],
'COUNTA' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Counts::class, 'COUNTA'],
'argumentCount' => '1+',
],
'COUNTBLANK' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Counts::class, 'COUNTBLANK'],
'argumentCount' => '1',
],
'COUNTIF' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Conditional::class, 'COUNTIF'],
'argumentCount' => '2',
],
'COUNTIFS' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Conditional::class, 'COUNTIFS'],
'argumentCount' => '2+',
],
'COUPDAYBS' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Coupons::class, 'COUPDAYBS'],
'argumentCount' => '3,4',
],
'COUPDAYS' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Coupons::class, 'COUPDAYS'],
'argumentCount' => '3,4',
],
'COUPDAYSNC' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Coupons::class, 'COUPDAYSNC'],
'argumentCount' => '3,4',
],
'COUPNCD' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Coupons::class, 'COUPNCD'],
'argumentCount' => '3,4',
],
'COUPNUM' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Coupons::class, 'COUPNUM'],
'argumentCount' => '3,4',
],
'COUPPCD' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Coupons::class, 'COUPPCD'],
'argumentCount' => '3,4',
],
'COVAR' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Trends::class, 'COVAR'],
'argumentCount' => '2',
],
'COVARIANCE.P' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Trends::class, 'COVAR'],
'argumentCount' => '2',
],
'COVARIANCE.S' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '2',
],
'CRITBINOM' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Binomial::class, 'inverse'],
'argumentCount' => '3',
],
'CSC' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Cosecant::class, 'csc'],
'argumentCount' => '1',
],
'CSCH' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Cosecant::class, 'csch'],
'argumentCount' => '1',
],
'CUBEKPIMEMBER' => [
'category' => Category::CATEGORY_CUBE,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '?',
],
'CUBEMEMBER' => [
'category' => Category::CATEGORY_CUBE,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '?',
],
'CUBEMEMBERPROPERTY' => [
'category' => Category::CATEGORY_CUBE,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '?',
],
'CUBERANKEDMEMBER' => [
'category' => Category::CATEGORY_CUBE,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '?',
],
'CUBESET' => [
'category' => Category::CATEGORY_CUBE,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '?',
],
'CUBESETCOUNT' => [
'category' => Category::CATEGORY_CUBE,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '?',
],
'CUBEVALUE' => [
'category' => Category::CATEGORY_CUBE,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '?',
],
'CUMIPMT' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Constant\Periodic\Cumulative::class, 'interest'],
'argumentCount' => '6',
],
'CUMPRINC' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Constant\Periodic\Cumulative::class, 'principal'],
'argumentCount' => '6',
],
'DATE' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\Date::class, 'fromYMD'],
'argumentCount' => '3',
],
'DATEDIF' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\Difference::class, 'interval'],
'argumentCount' => '2,3',
],
'DATESTRING' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '?',
],
'DATEVALUE' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\DateValue::class, 'fromString'],
'argumentCount' => '1',
],
'DAVERAGE' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DAverage::class, 'evaluate'],
'argumentCount' => '3',
],
'DAY' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\DateParts::class, 'day'],
'argumentCount' => '1',
],
'DAYS' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\Days::class, 'between'],
'argumentCount' => '2',
],
'DAYS360' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\Days360::class, 'between'],
'argumentCount' => '2,3',
],
'DB' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Depreciation::class, 'DB'],
'argumentCount' => '4,5',
],
'DBCS' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '1',
],
'DCOUNT' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DCount::class, 'evaluate'],
'argumentCount' => '3',
],
'DCOUNTA' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DCountA::class, 'evaluate'],
'argumentCount' => '3',
],
'DDB' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Depreciation::class, 'DDB'],
'argumentCount' => '4,5',
],
'DEC2BIN' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertDecimal::class, 'toBinary'],
'argumentCount' => '1,2',
],
'DEC2HEX' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertDecimal::class, 'toHex'],
'argumentCount' => '1,2',
],
'DEC2OCT' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertDecimal::class, 'toOctal'],
'argumentCount' => '1,2',
],
'DECIMAL' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '2',
],
'DEGREES' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Angle::class, 'toDegrees'],
'argumentCount' => '1',
],
'DELTA' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\Compare::class, 'DELTA'],
'argumentCount' => '1,2',
],
'DEVSQ' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Deviations::class, 'sumSquares'],
'argumentCount' => '1+',
],
'DGET' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DGet::class, 'evaluate'],
'argumentCount' => '3',
],
'DISC' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Securities\Rates::class, 'discount'],
'argumentCount' => '4,5',
],
'DMAX' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DMax::class, 'evaluate'],
'argumentCount' => '3',
],
'DMIN' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DMin::class, 'evaluate'],
'argumentCount' => '3',
],
'DOLLAR' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Format::class, 'DOLLAR'],
'argumentCount' => '1,2',
],
'DOLLARDE' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Dollar::class, 'decimal'],
'argumentCount' => '2',
],
'DOLLARFR' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Dollar::class, 'fractional'],
'argumentCount' => '2',
],
'DPRODUCT' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DProduct::class, 'evaluate'],
'argumentCount' => '3',
],
'DSTDEV' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DStDev::class, 'evaluate'],
'argumentCount' => '3',
],
'DSTDEVP' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DStDevP::class, 'evaluate'],
'argumentCount' => '3',
],
'DSUM' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DSum::class, 'evaluate'],
'argumentCount' => '3',
],
'DURATION' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '5,6',
],
'DVAR' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DVar::class, 'evaluate'],
'argumentCount' => '3',
],
'DVARP' => [
'category' => Category::CATEGORY_DATABASE,
'functionCall' => [Database\DVarP::class, 'evaluate'],
'argumentCount' => '3',
],
'ECMA.CEILING' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '1,2',
],
'EDATE' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\Month::class, 'adjust'],
'argumentCount' => '2',
],
'EFFECT' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\InterestRate::class, 'effective'],
'argumentCount' => '2',
],
'ENCODEURL' => [
'category' => Category::CATEGORY_WEB,
'functionCall' => [Web\Service::class, 'urlEncode'],
'argumentCount' => '1',
],
'EOMONTH' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\Month::class, 'lastDay'],
'argumentCount' => '2',
],
'ERF' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\Erf::class, 'ERF'],
'argumentCount' => '1,2',
],
'ERF.PRECISE' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\Erf::class, 'ERFPRECISE'],
'argumentCount' => '1',
],
'ERFC' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ErfC::class, 'ERFC'],
'argumentCount' => '1',
],
'ERFC.PRECISE' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ErfC::class, 'ERFC'],
'argumentCount' => '1',
],
'ERROR.TYPE' => [
'category' => Category::CATEGORY_INFORMATION,
'functionCall' => [Functions::class, 'errorType'],
'argumentCount' => '1',
],
'EVEN' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Round::class, 'even'],
'argumentCount' => '1',
],
'EXACT' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Text::class, 'exact'],
'argumentCount' => '2',
],
'EXP' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Exp::class, 'evaluate'],
'argumentCount' => '1',
],
'EXPONDIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Exponential::class, 'distribution'],
'argumentCount' => '3',
],
'EXPON.DIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Exponential::class, 'distribution'],
'argumentCount' => '3',
],
'FACT' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Factorial::class, 'fact'],
'argumentCount' => '1',
],
'FACTDOUBLE' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Factorial::class, 'factDouble'],
'argumentCount' => '1',
],
'FALSE' => [
'category' => Category::CATEGORY_LOGICAL,
'functionCall' => [Logical\Boolean::class, 'FALSE'],
'argumentCount' => '0',
],
'FDIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '3',
],
'F.DIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\F::class, 'distribution'],
'argumentCount' => '4',
],
'F.DIST.RT' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '3',
],
'FILTER' => [
'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '3+',
],
'FILTERXML' => [
'category' => Category::CATEGORY_WEB,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '2',
],
'FIND' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Search::class, 'sensitive'],
'argumentCount' => '2,3',
],
'FINDB' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Search::class, 'sensitive'],
'argumentCount' => '2,3',
],
'FINV' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '3',
],
'F.INV' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '3',
],
'F.INV.RT' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '3',
],
'FISHER' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Fisher::class, 'distribution'],
'argumentCount' => '1',
],
'FISHERINV' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Fisher::class, 'inverse'],
'argumentCount' => '1',
],
'FIXED' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Format::class, 'FIXEDFORMAT'],
'argumentCount' => '1-3',
],
'FLOOR' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Floor::class, 'floor'],
'argumentCount' => '1-2', // Excel requries 2, Ods/Gnumeric 1-2
],
'FLOOR.MATH' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Floor::class, 'math'],
'argumentCount' => '1-3',
],
'FLOOR.PRECISE' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Floor::class, 'precise'],
'argumentCount' => '1-2',
],
'FORECAST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Trends::class, 'FORECAST'],
'argumentCount' => '3',
],
'FORECAST.ETS' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '3-6',
],
'FORECAST.ETS.CONFINT' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '3-6',
],
'FORECAST.ETS.SEASONALITY' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '2-4',
],
'FORECAST.ETS.STAT' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '3-6',
],
'FORECAST.LINEAR' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Trends::class, 'FORECAST'],
'argumentCount' => '3',
],
'FORMULATEXT' => [
'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [LookupRef\Formula::class, 'text'],
'argumentCount' => '1',
'passCellReference' => true,
'passByReference' => [true],
],
'FREQUENCY' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '2',
],
'FTEST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '2',
],
'F.TEST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '2',
],
'FV' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Constant\Periodic::class, 'futureValue'],
'argumentCount' => '3-5',
],
'FVSCHEDULE' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Single::class, 'futureValue'],
'argumentCount' => '2',
],
'GAMMA' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Gamma::class, 'gamma'],
'argumentCount' => '1',
],
'GAMMADIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Gamma::class, 'distribution'],
'argumentCount' => '4',
],
'GAMMA.DIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Gamma::class, 'distribution'],
'argumentCount' => '4',
],
'GAMMAINV' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Gamma::class, 'inverse'],
'argumentCount' => '3',
],
'GAMMA.INV' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Gamma::class, 'inverse'],
'argumentCount' => '3',
],
'GAMMALN' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Gamma::class, 'ln'],
'argumentCount' => '1',
],
'GAMMALN.PRECISE' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Gamma::class, 'ln'],
'argumentCount' => '1',
],
'GAUSS' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\StandardNormal::class, 'gauss'],
'argumentCount' => '1',
],
'GCD' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Gcd::class, 'evaluate'],
'argumentCount' => '1+',
],
'GEOMEAN' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Averages\Mean::class, 'geometric'],
'argumentCount' => '1+',
],
'GESTEP' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\Compare::class, 'GESTEP'],
'argumentCount' => '1,2',
],
'GETPIVOTDATA' => [
'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '2+',
],
'GROWTH' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Trends::class, 'GROWTH'],
'argumentCount' => '1-4',
],
'HARMEAN' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Averages\Mean::class, 'harmonic'],
'argumentCount' => '1+',
],
'HEX2BIN' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertHex::class, 'toBinary'],
'argumentCount' => '1,2',
],
'HEX2DEC' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertHex::class, 'toDecimal'],
'argumentCount' => '1',
],
'HEX2OCT' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertHex::class, 'toOctal'],
'argumentCount' => '1,2',
],
'HLOOKUP' => [
'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [LookupRef\HLookup::class, 'lookup'],
'argumentCount' => '3,4',
],
'HOUR' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\TimeParts::class, 'hour'],
'argumentCount' => '1',
],
'HYPERLINK' => [
'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [LookupRef\Hyperlink::class, 'set'],
'argumentCount' => '1,2',
'passCellReference' => true,
],
'HYPGEOMDIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\HyperGeometric::class, 'distribution'],
'argumentCount' => '4',
],
'HYPGEOM.DIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '5',
],
'IF' => [
'category' => Category::CATEGORY_LOGICAL,
'functionCall' => [Logical\Conditional::class, 'statementIf'],
'argumentCount' => '1-3',
],
'IFERROR' => [
'category' => Category::CATEGORY_LOGICAL,
'functionCall' => [Logical\Conditional::class, 'IFERROR'],
'argumentCount' => '2',
],
'IFNA' => [
'category' => Category::CATEGORY_LOGICAL,
'functionCall' => [Logical\Conditional::class, 'IFNA'],
'argumentCount' => '2',
],
'IFS' => [
'category' => Category::CATEGORY_LOGICAL,
'functionCall' => [Logical\Conditional::class, 'IFS'],
'argumentCount' => '2+',
],
'IMABS' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ComplexFunctions::class, 'IMABS'],
'argumentCount' => '1',
],
'IMAGINARY' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\Complex::class, 'IMAGINARY'],
'argumentCount' => '1',
],
'IMARGUMENT' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ComplexFunctions::class, 'IMARGUMENT'],
'argumentCount' => '1',
],
'IMCONJUGATE' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ComplexFunctions::class, 'IMCONJUGATE'],
'argumentCount' => '1',
],
'IMCOS' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ComplexFunctions::class, 'IMCOS'],
'argumentCount' => '1',
],
'IMCOSH' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ComplexFunctions::class, 'IMCOSH'],
'argumentCount' => '1',
],
'IMCOT' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ComplexFunctions::class, 'IMCOT'],
'argumentCount' => '1',
],
'IMCSC' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ComplexFunctions::class, 'IMCSC'],
'argumentCount' => '1',
],
'IMCSCH' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ComplexFunctions::class, 'IMCSCH'],
'argumentCount' => '1',
],
'IMDIV' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ComplexOperations::class, 'IMDIV'],
'argumentCount' => '2',
],
'IMEXP' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ComplexFunctions::class, 'IMEXP'],
'argumentCount' => '1',
],
'IMLN' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ComplexFunctions::class, 'IMLN'],
'argumentCount' => '1',
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\Week::class, 'isoWeekNumber'],
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'functionCall' => [Financial\CashFlow\Constant\Periodic\Interest::class, 'schedulePayment'],
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'functionCall' => [Statistical\Size::class, 'large'],
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'functionCall' => [Statistical\Maximum::class, 'max'],
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'functionCall' => [Statistical\Conditional::class, 'MAXIFS'],
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Functions::class, 'DUMMY'],
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'functionCall' => [Statistical\Averages::class, 'median'],
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Variable\Periodic::class, 'modifiedRate'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Averages::class, 'mode'],
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'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\DateParts::class, 'month'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Factorial::class, 'multinomial'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\MatrixFunctions::class, 'identity'],
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'N' => [
'category' => Category::CATEGORY_INFORMATION,
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'functionCall' => [Functions::class, 'NA'],
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'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\NetworkDays::class, 'count'],
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'NETWORKDAYS.INTL' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [Functions::class, 'DUMMY'],
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'NOMINAL' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\InterestRate::class, 'nominal'],
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_STATISTICAL,
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'NORM.S.INV' => [
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'NOT' => [
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'NOW' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\Current::class, 'now'],
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Constant\Periodic::class, 'periods'],
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'NPV' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Variable\Periodic::class, 'presentValue'],
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'NUMBERSTRING' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [Functions::class, 'DUMMY'],
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'NUMBERVALUE' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Format::class, 'NUMBERVALUE'],
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'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertOctal::class, 'toBinary'],
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'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertOctal::class, 'toDecimal'],
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'OCT2HEX' => [
'category' => Category::CATEGORY_ENGINEERING,
'functionCall' => [Engineering\ConvertOctal::class, 'toHex'],
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'ODD' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_FINANCIAL,
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Functions::class, 'DUMMY'],
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'functionCall' => [LookupRef\Offset::class, 'OFFSET'],
'argumentCount' => '3-5',
'passCellReference' => true,
'passByReference' => [true],
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'OR' => [
'category' => Category::CATEGORY_LOGICAL,
'functionCall' => [Logical\Operations::class, 'logicalOr'],
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'PDURATION' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Single::class, 'periods'],
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'PEARSON' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Trends::class, 'CORREL'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Percentiles::class, 'PERCENTILE'],
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'PERCENTILE.EXC' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
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],
'PERCENTILE.INC' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Percentiles::class, 'PERCENTILE'],
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'PERCENTRANK' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Percentiles::class, 'PERCENTRANK'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
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'PERCENTRANK.INC' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Percentiles::class, 'PERCENTRANK'],
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'PERMUT' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Permutations::class, 'PERMUT'],
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'PERMUTATIONA' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Permutations::class, 'PERMUTATIONA'],
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'PHONETIC' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [Functions::class, 'DUMMY'],
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'PHI' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
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'PI' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
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'PMT' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Constant\Periodic\Payments::class, 'annuity'],
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'POISSON' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Poisson::class, 'distribution'],
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'POISSON.DIST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Poisson::class, 'distribution'],
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'POWER' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
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'PPMT' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Constant\Periodic\Payments::class, 'interestPayment'],
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Securities\Price::class, 'price'],
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'PRICEDISC' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Securities\Price::class, 'priceDiscounted'],
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Securities\Price::class, 'priceAtMaturity'],
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'PROB' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
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'PRODUCT' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Constant\Periodic::class, 'presentValue'],
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'functionCall' => [Financial\Securities\Price::class, 'received'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'passByReference' => [true],
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'category' => Category::CATEGORY_FINANCIAL,
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Trends::class, 'RSQ'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\TimeParts::class, 'second'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_INFORMATION,
'functionCall' => [Functions::class, 'DUMMY'],
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'SHEETS' => [
'category' => Category::CATEGORY_INFORMATION,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'functionCall' => [MathTrig\Trig\Sine::class, 'sinh'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Deviations::class, 'skew'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Depreciation::class, 'SLN'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Trends::class, 'SLOPE'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Size::class, 'small'],
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'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Standardize::class, 'execute'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\StandardDeviations::class, 'STDEV'],
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Trends::class, 'STEYX'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Replace::class, 'substitute'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Subtotal::class, 'evaluate'],
'argumentCount' => '2+',
'passCellReference' => true,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Sum::class, 'sumErroringStrings'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [Statistical\Conditional::class, 'SUMIFS'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\SumSquares::class, 'sumSquare'],
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'SUMX2MY2' => [
'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_LOGICAL,
'functionCall' => [Logical\Conditional::class, 'statementSwitch'],
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Depreciation::class, 'SYD'],
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'T' => [
'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Text::class, 'test'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
'functionCall' => [MathTrig\Trig\Tangent::class, 'tan'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\TreasuryBill::class, 'bondEquivalentYield'],
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\TreasuryBill::class, 'price'],
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\TreasuryBill::class, 'yield'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\StudentT::class, 'distribution'],
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'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Format::class, 'TEXTFORMAT'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Concatenate::class, 'TEXTJOIN'],
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\Time::class, 'fromHMS'],
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\TimeValue::class, 'fromString'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\StudentT::class, 'inverse'],
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\Current::class, 'today'],
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'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [LookupRef\Matrix::class, 'transpose'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Trends::class, 'TREND'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Trim::class, 'spaces'],
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'TRIMMEAN' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Averages\Mean::class, 'trim'],
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'TRUE' => [
'category' => Category::CATEGORY_LOGICAL,
'functionCall' => [Logical\Boolean::class, 'TRUE'],
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'category' => Category::CATEGORY_MATH_AND_TRIG,
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Functions::class, 'DUMMY'],
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'TYPE' => [
'category' => Category::CATEGORY_INFORMATION,
'functionCall' => [Functions::class, 'TYPE'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\CharacterConvert::class, 'character'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
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'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\CaseConvert::class, 'upper'],
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'USDOLLAR' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Dollar::class, 'format'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [TextData\Format::class, 'VALUE'],
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'category' => Category::CATEGORY_TEXT_AND_DATA,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Variances::class, 'VAR'],
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Variances::class, 'VARA'],
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_STATISTICAL,
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'category' => Category::CATEGORY_FINANCIAL,
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'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
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'category' => Category::CATEGORY_WEB,
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'category' => Category::CATEGORY_DATE_AND_TIME,
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\Week::class, 'number'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Weibull::class, 'distribution'],
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'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\Weibull::class, 'distribution'],
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\WorkDay::class, 'date'],
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'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\CashFlow\Variable\NonPeriodic::class, 'rate'],
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'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE,
'functionCall' => [Functions::class, 'DUMMY'],
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'category' => Category::CATEGORY_FINANCIAL,
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'XOR' => [
'category' => Category::CATEGORY_LOGICAL,
'functionCall' => [Logical\Operations::class, 'logicalXor'],
'argumentCount' => '1+',
],
'YEAR' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\DateParts::class, 'year'],
'argumentCount' => '1',
],
'YEARFRAC' => [
'category' => Category::CATEGORY_DATE_AND_TIME,
'functionCall' => [DateTimeExcel\YearFrac::class, 'fraction'],
'argumentCount' => '2,3',
],
'YIELD' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Functions::class, 'DUMMY'],
'argumentCount' => '6,7',
],
'YIELDDISC' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Securities\Yields::class, 'yieldDiscounted'],
'argumentCount' => '4,5',
],
'YIELDMAT' => [
'category' => Category::CATEGORY_FINANCIAL,
'functionCall' => [Financial\Securities\Yields::class, 'yieldAtMaturity'],
'argumentCount' => '5,6',
],
'ZTEST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\StandardNormal::class, 'zTest'],
'argumentCount' => '2-3',
],
'Z.TEST' => [
'category' => Category::CATEGORY_STATISTICAL,
'functionCall' => [Statistical\Distributions\StandardNormal::class, 'zTest'],
'argumentCount' => '2-3',
],
];
// Internal functions used for special control purposes
private static $controlFunctions = [
'MKMATRIX' => [
'argumentCount' => '*',
'functionCall' => [Internal\MakeMatrix::class, 'make'],
],
'NAME.ERROR' => [
'argumentCount' => '*',
'functionCall' => [Functions::class, 'NAME'],
],
'WILDCARDMATCH' => [
'argumentCount' => '2',
'functionCall' => [Internal\WildcardMatch::class, 'compare'],
],
];
public function __construct(?Spreadsheet $spreadsheet = null)
{
$this->delta = 1 * 10 ** (0 - ini_get('precision'));
$this->spreadsheet = $spreadsheet;
$this->cyclicReferenceStack = new CyclicReferenceStack();
$this->debugLog = new Logger($this->cyclicReferenceStack);
self::$referenceHelper = ReferenceHelper::getInstance();
}
private static function loadLocales(): void
{
$localeFileDirectory = __DIR__ . '/locale/';
foreach (glob($localeFileDirectory . '*', GLOB_ONLYDIR) as $filename) {
$filename = substr($filename, strlen($localeFileDirectory));
if ($filename != 'en') {
self::$validLocaleLanguages[] = $filename;
}
}
}
/**
* Get an instance of this class.
*
* @param ?Spreadsheet $spreadsheet Injected spreadsheet for working with a PhpSpreadsheet Spreadsheet object,
* or NULL to create a standalone calculation engine
*/
public static function getInstance(?Spreadsheet $spreadsheet = null): self
{
if ($spreadsheet !== null) {
$instance = $spreadsheet->getCalculationEngine();
if (isset($instance)) {
return $instance;
}
}
if (!isset(self::$instance) || (self::$instance === null)) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Flush the calculation cache for any existing instance of this class
* but only if a Calculation instance exists.
*/
public function flushInstance(): void
{
$this->clearCalculationCache();
$this->clearBranchStore();
}
/**
* Get the Logger for this calculation engine instance.
*
* @return Logger
*/
public function getDebugLog()
{
return $this->debugLog;
}
/**
* __clone implementation. Cloning should not be allowed in a Singleton!
*/
final public function __clone()
{
throw new Exception('Cloning the calculation engine is not allowed!');
}
/**
* Return the locale-specific translation of TRUE.
*
* @return string locale-specific translation of TRUE
*/
public static function getTRUE(): string
{
return self::$localeBoolean['TRUE'];
}
/**
* Return the locale-specific translation of FALSE.
*
* @return string locale-specific translation of FALSE
*/
public static function getFALSE(): string
{
return self::$localeBoolean['FALSE'];
}
/**
* Set the Array Return Type (Array or Value of first element in the array).
*
* @param string $returnType Array return type
*
* @return bool Success or failure
*/
public static function setArrayReturnType($returnType)
{
if (
($returnType == self::RETURN_ARRAY_AS_VALUE) ||
($returnType == self::RETURN_ARRAY_AS_ERROR) ||
($returnType == self::RETURN_ARRAY_AS_ARRAY)
) {
self::$returnArrayAsType = $returnType;
return true;
}
return false;
}
/**
* Return the Array Return Type (Array or Value of first element in the array).
*
* @return string $returnType Array return type
*/
public static function getArrayReturnType()
{
return self::$returnArrayAsType;
}
/**
* Is calculation caching enabled?
*
* @return bool
*/
public function getCalculationCacheEnabled()
{
return $this->calculationCacheEnabled;
}
/**
* Enable/disable calculation cache.
*
* @param bool $pValue
*/
public function setCalculationCacheEnabled($pValue): void
{
$this->calculationCacheEnabled = $pValue;
$this->clearCalculationCache();
}
/**
* Enable calculation cache.
*/
public function enableCalculationCache(): void
{
$this->setCalculationCacheEnabled(true);
}
/**
* Disable calculation cache.
*/
public function disableCalculationCache(): void
{
$this->setCalculationCacheEnabled(false);
}
/**
* Clear calculation cache.
*/
public function clearCalculationCache(): void
{
$this->calculationCache = [];
}
/**
* Clear calculation cache for a specified worksheet.
*
* @param string $worksheetName
*/
public function clearCalculationCacheForWorksheet($worksheetName): void
{
if (isset($this->calculationCache[$worksheetName])) {
unset($this->calculationCache[$worksheetName]);
}
}
/**
* Rename calculation cache for a specified worksheet.
*
* @param string $fromWorksheetName
* @param string $toWorksheetName
*/
public function renameCalculationCacheForWorksheet($fromWorksheetName, $toWorksheetName): void
{
if (isset($this->calculationCache[$fromWorksheetName])) {
$this->calculationCache[$toWorksheetName] = &$this->calculationCache[$fromWorksheetName];
unset($this->calculationCache[$fromWorksheetName]);
}
}
/**
* Enable/disable calculation cache.
*
* @param mixed $enabled
*/
public function setBranchPruningEnabled($enabled): void
{
$this->branchPruningEnabled = $enabled;
}
public function enableBranchPruning(): void
{
$this->setBranchPruningEnabled(true);
}
public function disableBranchPruning(): void
{
$this->setBranchPruningEnabled(false);
}
public function clearBranchStore(): void
{
$this->branchStoreKeyCounter = 0;
}
/**
* Get the currently defined locale code.
*
* @return string
*/
public function getLocale()
{
return self::$localeLanguage;
}
private function getLocaleFile(string $localeDir, string $locale, string $language, string $file): string
{
$localeFileName = $localeDir . str_replace('_', DIRECTORY_SEPARATOR, $locale) .
DIRECTORY_SEPARATOR . $file;
if (!file_exists($localeFileName)) {
// If there isn't a locale specific file, look for a language specific file
$localeFileName = $localeDir . $language . DIRECTORY_SEPARATOR . $file;
if (!file_exists($localeFileName)) {
throw new Exception('Locale file not found');
}
}
return $localeFileName;
}
/**
* Set the locale code.
*
* @param string $locale The locale to use for formula translation, eg: 'en_us'
*
* @return bool
*/
public function setLocale(string $locale)
{
// Identify our locale and language
$language = $locale = strtolower($locale);
if (strpos($locale, '_') !== false) {
[$language] = explode('_', $locale);
}
if (count(self::$validLocaleLanguages) == 1) {
self::loadLocales();
}
// Test whether we have any language data for this language (any locale)
if (in_array($language, self::$validLocaleLanguages)) {
// initialise language/locale settings
self::$localeFunctions = [];
self::$localeArgumentSeparator = ',';
self::$localeBoolean = ['TRUE' => 'TRUE', 'FALSE' => 'FALSE', 'NULL' => 'NULL'];
// Default is US English, if user isn't requesting US english, then read the necessary data from the locale files
if ($locale !== 'en_us') {
$localeDir = implode(DIRECTORY_SEPARATOR, [__DIR__, 'locale', null]);
// Search for a file with a list of function names for locale
try {
$functionNamesFile = $this->getLocaleFile($localeDir, $locale, $language, 'functions');
} catch (Exception $e) {
return false;
}
// Retrieve the list of locale or language specific function names
$localeFunctions = file($functionNamesFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
foreach ($localeFunctions as $localeFunction) {
[$localeFunction] = explode('##', $localeFunction); // Strip out comments
if (strpos($localeFunction, '=') !== false) {
[$fName, $lfName] = array_map('trim', explode('=', $localeFunction));
if ((isset(self::$phpSpreadsheetFunctions[$fName])) && ($lfName != '') && ($fName != $lfName)) {
self::$localeFunctions[$fName] = $lfName;
}
}
}
// Default the TRUE and FALSE constants to the locale names of the TRUE() and FALSE() functions
if (isset(self::$localeFunctions['TRUE'])) {
self::$localeBoolean['TRUE'] = self::$localeFunctions['TRUE'];
}
if (isset(self::$localeFunctions['FALSE'])) {
self::$localeBoolean['FALSE'] = self::$localeFunctions['FALSE'];
}
try {
$configFile = $this->getLocaleFile($localeDir, $locale, $language, 'config');
} catch (Exception $e) {
return false;
}
$localeSettings = file($configFile, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES);
foreach ($localeSettings as $localeSetting) {
[$localeSetting] = explode('##', $localeSetting); // Strip out comments
if (strpos($localeSetting, '=') !== false) {
[$settingName, $settingValue] = array_map('trim', explode('=', $localeSetting));
$settingName = strtoupper($settingName);
if ($settingValue !== '') {
switch ($settingName) {
case 'ARGUMENTSEPARATOR':
self::$localeArgumentSeparator = $settingValue;
break;
}
}
}
}
}
self::$functionReplaceFromExcel = self::$functionReplaceToExcel =
self::$functionReplaceFromLocale = self::$functionReplaceToLocale = null;
self::$localeLanguage = $locale;
return true;
}
return false;
}
/**
* @param string $fromSeparator
* @param string $toSeparator
* @param string $formula
* @param bool $inBraces
*
* @return string
*/
public static function translateSeparator($fromSeparator, $toSeparator, $formula, &$inBraces)
{
$strlen = mb_strlen($formula);
for ($i = 0; $i < $strlen; ++$i) {
$chr = mb_substr($formula, $i, 1);
switch ($chr) {
case self::FORMULA_OPEN_FUNCTION_BRACE:
$inBraces = true;
break;
case self::FORMULA_CLOSE_FUNCTION_BRACE:
$inBraces = false;
break;
case $fromSeparator:
if (!$inBraces) {
$formula = mb_substr($formula, 0, $i) . $toSeparator . mb_substr($formula, $i + 1);
}
}
}
return $formula;
}
/**
* @param string[] $from
* @param string[] $to
* @param string $formula
* @param string $fromSeparator
* @param string $toSeparator
*
* @return string
*/
private static function translateFormula(array $from, array $to, $formula, $fromSeparator, $toSeparator)
{
// Convert any Excel function names to the required language
if (self::$localeLanguage !== 'en_us') {
$inBraces = false;
// If there is the possibility of braces within a quoted string, then we don't treat those as matrix indicators
if (strpos($formula, self::FORMULA_STRING_QUOTE) !== false) {
// So instead we skip replacing in any quoted strings by only replacing in every other array element after we've exploded
// the formula
$temp = explode(self::FORMULA_STRING_QUOTE, $formula);
$i = false;
foreach ($temp as &$value) {
// Only count/replace in alternating array entries
if ($i = !$i) {
$value = preg_replace($from, $to, $value);
$value = self::translateSeparator($fromSeparator, $toSeparator, $value, $inBraces);
}
}
unset($value);
// Then rebuild the formula string
$formula = implode(self::FORMULA_STRING_QUOTE, $temp);
} else {
// If there's no quoted strings, then we do a simple count/replace
$formula = preg_replace($from, $to, $formula);
$formula = self::translateSeparator($fromSeparator, $toSeparator, $formula, $inBraces);
}
}
return $formula;
}
private static $functionReplaceFromExcel = null;
private static $functionReplaceToLocale = null;
public function _translateFormulaToLocale($formula)
{
if (self::$functionReplaceFromExcel === null) {
self::$functionReplaceFromExcel = [];
foreach (array_keys(self::$localeFunctions) as $excelFunctionName) {
self::$functionReplaceFromExcel[] = '/(@?[^\w\.])' . preg_quote($excelFunctionName, '/') . '([\s]*\()/Ui';
}
foreach (array_keys(self::$localeBoolean) as $excelBoolean) {
self::$functionReplaceFromExcel[] = '/(@?[^\w\.])' . preg_quote($excelBoolean, '/') . '([^\w\.])/Ui';
}
}
if (self::$functionReplaceToLocale === null) {
self::$functionReplaceToLocale = [];
foreach (self::$localeFunctions as $localeFunctionName) {
self::$functionReplaceToLocale[] = '$1' . trim($localeFunctionName) . '$2';
}
foreach (self::$localeBoolean as $localeBoolean) {
self::$functionReplaceToLocale[] = '$1' . trim($localeBoolean) . '$2';
}
}
return self::translateFormula(self::$functionReplaceFromExcel, self::$functionReplaceToLocale, $formula, ',', self::$localeArgumentSeparator);
}
private static $functionReplaceFromLocale = null;
private static $functionReplaceToExcel = null;
public function _translateFormulaToEnglish($formula)
{
if (self::$functionReplaceFromLocale === null) {
self::$functionReplaceFromLocale = [];
foreach (self::$localeFunctions as $localeFunctionName) {
self::$functionReplaceFromLocale[] = '/(@?[^\w\.])' . preg_quote($localeFunctionName, '/') . '([\s]*\()/Ui';
}
foreach (self::$localeBoolean as $excelBoolean) {
self::$functionReplaceFromLocale[] = '/(@?[^\w\.])' . preg_quote($excelBoolean, '/') . '([^\w\.])/Ui';
}
}
if (self::$functionReplaceToExcel === null) {
self::$functionReplaceToExcel = [];
foreach (array_keys(self::$localeFunctions) as $excelFunctionName) {
self::$functionReplaceToExcel[] = '$1' . trim($excelFunctionName) . '$2';
}
foreach (array_keys(self::$localeBoolean) as $excelBoolean) {
self::$functionReplaceToExcel[] = '$1' . trim($excelBoolean) . '$2';
}
}
return self::translateFormula(self::$functionReplaceFromLocale, self::$functionReplaceToExcel, $formula, self::$localeArgumentSeparator, ',');
}
public static function localeFunc($function)
{
if (self::$localeLanguage !== 'en_us') {
$functionName = trim($function, '(');
if (isset(self::$localeFunctions[$functionName])) {
$brace = ($functionName != $function);
$function = self::$localeFunctions[$functionName];
if ($brace) {
$function .= '(';
}
}
}
return $function;
}
/**
* Wrap string values in quotes.
*
* @param mixed $value
*
* @return mixed
*/
public static function wrapResult($value)
{
if (is_string($value)) {
// Error values cannot be "wrapped"
if (preg_match('/^' . self::CALCULATION_REGEXP_ERROR . '$/i', $value, $match)) {
// Return Excel errors "as is"
return $value;
}
// Return strings wrapped in quotes
return self::FORMULA_STRING_QUOTE . $value . self::FORMULA_STRING_QUOTE;
} elseif ((is_float($value)) && ((is_nan($value)) || (is_infinite($value)))) {
// Convert numeric errors to NaN error
return Functions::NAN();
}
return $value;
}
/**
* Remove quotes used as a wrapper to identify string values.
*
* @param mixed $value
*
* @return mixed
*/
public static function unwrapResult($value)
{
if (is_string($value)) {
if ((isset($value[0])) && ($value[0] == self::FORMULA_STRING_QUOTE) && (substr($value, -1) == self::FORMULA_STRING_QUOTE)) {
return substr($value, 1, -1);
}
// Convert numeric errors to NAN error
} elseif ((is_float($value)) && ((is_nan($value)) || (is_infinite($value)))) {
return Functions::NAN();
}
return $value;
}
/**
* Calculate cell value (using formula from a cell ID)
* Retained for backward compatibility.
*
* @param Cell $pCell Cell to calculate
*
* @return mixed
*/
public function calculate(?Cell $pCell = null)
{
try {
return $this->calculateCellValue($pCell);
} catch (\Exception $e) {
throw new Exception($e->getMessage());
}
}
/**
* Calculate the value of a cell formula.
*
* @param Cell $pCell Cell to calculate
* @param bool $resetLog Flag indicating whether the debug log should be reset or not
*
* @return mixed
*/
public function calculateCellValue(?Cell $pCell = null, $resetLog = true)
{
if ($pCell === null) {
return null;
}
$returnArrayAsType = self::$returnArrayAsType;
if ($resetLog) {
// Initialise the logging settings if requested
$this->formulaError = null;
$this->debugLog->clearLog();
$this->cyclicReferenceStack->clear();
$this->cyclicFormulaCounter = 1;
self::$returnArrayAsType = self::RETURN_ARRAY_AS_ARRAY;
}
// Execute the calculation for the cell formula
$this->cellStack[] = [
'sheet' => $pCell->getWorksheet()->getTitle(),
'cell' => $pCell->getCoordinate(),
];
try {
$result = self::unwrapResult($this->_calculateFormulaValue($pCell->getValue(), $pCell->getCoordinate(), $pCell));
$cellAddress = array_pop($this->cellStack);
$this->spreadsheet->getSheetByName($cellAddress['sheet'])->getCell($cellAddress['cell']);
} catch (\Exception $e) {
$cellAddress = array_pop($this->cellStack);
$this->spreadsheet->getSheetByName($cellAddress['sheet'])->getCell($cellAddress['cell']);
throw new Exception($e->getMessage());
}
if ((is_array($result)) && (self::$returnArrayAsType != self::RETURN_ARRAY_AS_ARRAY)) {
self::$returnArrayAsType = $returnArrayAsType;
$testResult = Functions::flattenArray($result);
if (self::$returnArrayAsType == self::RETURN_ARRAY_AS_ERROR) {
return Functions::VALUE();
}
// If there's only a single cell in the array, then we allow it
if (count($testResult) != 1) {
// If keys are numeric, then it's a matrix result rather than a cell range result, so we permit it
$r = array_keys($result);
$r = array_shift($r);
if (!is_numeric($r)) {
return Functions::VALUE();
}
if (is_array($result[$r])) {
$c = array_keys($result[$r]);
$c = array_shift($c);
if (!is_numeric($c)) {
return Functions::VALUE();
}
}
}
$result = array_shift($testResult);
}
self::$returnArrayAsType = $returnArrayAsType;
if ($result === null && $pCell->getWorksheet()->getSheetView()->getShowZeros()) {
return 0;
} elseif ((is_float($result)) && ((is_nan($result)) || (is_infinite($result)))) {
return Functions::NAN();
}
return $result;
}
/**
* Validate and parse a formula string.
*
* @param string $formula Formula to parse
*
* @return array|bool
*/
public function parseFormula($formula)
{
// Basic validation that this is indeed a formula
// We return an empty array if not
$formula = trim($formula);
if ((!isset($formula[0])) || ($formula[0] != '=')) {
return [];
}
$formula = ltrim(substr($formula, 1));
if (!isset($formula[0])) {
return [];
}
// Parse the formula and return the token stack
return $this->internalParseFormula($formula);
}
/**
* Calculate the value of a formula.
*
* @param string $formula Formula to parse
* @param string $cellID Address of the cell to calculate
* @param Cell $pCell Cell to calculate
*
* @return mixed
*/
public function calculateFormula($formula, $cellID = null, ?Cell $pCell = null)
{
// Initialise the logging settings
$this->formulaError = null;
$this->debugLog->clearLog();
$this->cyclicReferenceStack->clear();
$resetCache = $this->getCalculationCacheEnabled();
if ($this->spreadsheet !== null && $cellID === null && $pCell === null) {
$cellID = 'A1';
$pCell = $this->spreadsheet->getActiveSheet()->getCell($cellID);
} else {
// Disable calculation cacheing because it only applies to cell calculations, not straight formulae
// But don't actually flush any cache
$this->calculationCacheEnabled = false;
}
// Execute the calculation
try {
$result = self::unwrapResult($this->_calculateFormulaValue($formula, $cellID, $pCell));
} catch (\Exception $e) {
throw new Exception($e->getMessage());
}
if ($this->spreadsheet === null) {
// Reset calculation cacheing to its previous state
$this->calculationCacheEnabled = $resetCache;
}
return $result;
}
/**
* @param mixed $cellValue
*/
public function getValueFromCache(string $cellReference, &$cellValue): bool
{
$this->debugLog->writeDebugLog("Testing cache value for cell {$cellReference}");
// Is calculation cacheing enabled?
// If so, is the required value present in calculation cache?
if (($this->calculationCacheEnabled) && (isset($this->calculationCache[$cellReference]))) {
$this->debugLog->writeDebugLog("Retrieving value for cell {$cellReference} from cache");
// Return the cached result
$cellValue = $this->calculationCache[$cellReference];
return true;
}
return false;
}
/**
* @param string $cellReference
* @param mixed $cellValue
*/
public function saveValueToCache($cellReference, $cellValue): void
{
if ($this->calculationCacheEnabled) {
$this->calculationCache[$cellReference] = $cellValue;
}
}
/**
* Parse a cell formula and calculate its value.
*
* @param string $formula The formula to parse and calculate
* @param string $cellID The ID (e.g. A3) of the cell that we are calculating
* @param Cell $pCell Cell to calculate
*
* @return mixed
*/
public function _calculateFormulaValue($formula, $cellID = null, ?Cell $pCell = null)
{
$cellValue = null;
// Quote-Prefixed cell values cannot be formulae, but are treated as strings
if ($pCell !== null && $pCell->getStyle()->getQuotePrefix() === true) {
return self::wrapResult((string) $formula);
}
if (preg_match('/^=\s*cmd\s*\|/miu', $formula) !== 0) {
return self::wrapResult($formula);
}
// Basic validation that this is indeed a formula
// We simply return the cell value if not
$formula = trim($formula);
if ($formula[0] != '=') {
return self::wrapResult($formula);
}
$formula = ltrim(substr($formula, 1));
if (!isset($formula[0])) {
return self::wrapResult($formula);
}
$pCellParent = ($pCell !== null) ? $pCell->getWorksheet() : null;
$wsTitle = ($pCellParent !== null) ? $pCellParent->getTitle() : "\x00Wrk";
$wsCellReference = $wsTitle . '!' . $cellID;
if (($cellID !== null) && ($this->getValueFromCache($wsCellReference, $cellValue))) {
return $cellValue;
}
$this->debugLog->writeDebugLog("Evaluating formula for cell {$wsCellReference}");
if (($wsTitle[0] !== "\x00") && ($this->cyclicReferenceStack->onStack($wsCellReference))) {
if ($this->cyclicFormulaCount <= 0) {
$this->cyclicFormulaCell = '';
return $this->raiseFormulaError('Cyclic Reference in Formula');
} elseif ($this->cyclicFormulaCell === $wsCellReference) {
++$this->cyclicFormulaCounter;
if ($this->cyclicFormulaCounter >= $this->cyclicFormulaCount) {
$this->cyclicFormulaCell = '';
return $cellValue;
}
} elseif ($this->cyclicFormulaCell == '') {
if ($this->cyclicFormulaCounter >= $this->cyclicFormulaCount) {
return $cellValue;
}
$this->cyclicFormulaCell = $wsCellReference;
}
}
$this->debugLog->writeDebugLog("Formula for cell {$wsCellReference} is {$formula}");
// Parse the formula onto the token stack and calculate the value
$this->cyclicReferenceStack->push($wsCellReference);
$cellValue = $this->processTokenStack($this->internalParseFormula($formula, $pCell), $cellID, $pCell);
$this->cyclicReferenceStack->pop();
// Save to calculation cache
if ($cellID !== null) {
$this->saveValueToCache($wsCellReference, $cellValue);
}
// Return the calculated value
return $cellValue;
}
/**
* Ensure that paired matrix operands are both matrices and of the same size.
*
* @param mixed $operand1 First matrix operand
* @param mixed $operand2 Second matrix operand
* @param int $resize Flag indicating whether the matrices should be resized to match
* and (if so), whether the smaller dimension should grow or the
* larger should shrink.
* 0 = no resize
* 1 = shrink to fit
* 2 = extend to fit
*
* @return array
*/
private static function checkMatrixOperands(&$operand1, &$operand2, $resize = 1)
{
// Examine each of the two operands, and turn them into an array if they aren't one already
// Note that this function should only be called if one or both of the operand is already an array
if (!is_array($operand1)) {
[$matrixRows, $matrixColumns] = self::getMatrixDimensions($operand2);
$operand1 = array_fill(0, $matrixRows, array_fill(0, $matrixColumns, $operand1));
$resize = 0;
} elseif (!is_array($operand2)) {
[$matrixRows, $matrixColumns] = self::getMatrixDimensions($operand1);
$operand2 = array_fill(0, $matrixRows, array_fill(0, $matrixColumns, $operand2));
$resize = 0;
}
[$matrix1Rows, $matrix1Columns] = self::getMatrixDimensions($operand1);
[$matrix2Rows, $matrix2Columns] = self::getMatrixDimensions($operand2);
if (($matrix1Rows == $matrix2Columns) && ($matrix2Rows == $matrix1Columns)) {
$resize = 1;
}
if ($resize == 2) {
// Given two matrices of (potentially) unequal size, convert the smaller in each dimension to match the larger
self::resizeMatricesExtend($operand1, $operand2, $matrix1Rows, $matrix1Columns, $matrix2Rows, $matrix2Columns);
} elseif ($resize == 1) {
// Given two matrices of (potentially) unequal size, convert the larger in each dimension to match the smaller
self::resizeMatricesShrink($operand1, $operand2, $matrix1Rows, $matrix1Columns, $matrix2Rows, $matrix2Columns);
}
return [$matrix1Rows, $matrix1Columns, $matrix2Rows, $matrix2Columns];
}
/**
* Read the dimensions of a matrix, and re-index it with straight numeric keys starting from row 0, column 0.
*
* @param array $matrix matrix operand
*
* @return int[] An array comprising the number of rows, and number of columns
*/
public static function getMatrixDimensions(array &$matrix)
{
$matrixRows = count($matrix);
$matrixColumns = 0;
foreach ($matrix as $rowKey => $rowValue) {
if (!is_array($rowValue)) {
$matrix[$rowKey] = [$rowValue];
$matrixColumns = max(1, $matrixColumns);
} else {
$matrix[$rowKey] = array_values($rowValue);
$matrixColumns = max(count($rowValue), $matrixColumns);
}
}
$matrix = array_values($matrix);
return [$matrixRows, $matrixColumns];
}
/**
* Ensure that paired matrix operands are both matrices of the same size.
*
* @param mixed $matrix1 First matrix operand
* @param mixed $matrix2 Second matrix operand
* @param int $matrix1Rows Row size of first matrix operand
* @param int $matrix1Columns Column size of first matrix operand
* @param int $matrix2Rows Row size of second matrix operand
* @param int $matrix2Columns Column size of second matrix operand
*/
private static function resizeMatricesShrink(&$matrix1, &$matrix2, $matrix1Rows, $matrix1Columns, $matrix2Rows, $matrix2Columns): void
{
if (($matrix2Columns < $matrix1Columns) || ($matrix2Rows < $matrix1Rows)) {
if ($matrix2Rows < $matrix1Rows) {
for ($i = $matrix2Rows; $i < $matrix1Rows; ++$i) {
unset($matrix1[$i]);
}
}
if ($matrix2Columns < $matrix1Columns) {
for ($i = 0; $i < $matrix1Rows; ++$i) {
for ($j = $matrix2Columns; $j < $matrix1Columns; ++$j) {
unset($matrix1[$i][$j]);
}
}
}
}
if (($matrix1Columns < $matrix2Columns) || ($matrix1Rows < $matrix2Rows)) {
if ($matrix1Rows < $matrix2Rows) {
for ($i = $matrix1Rows; $i < $matrix2Rows; ++$i) {
unset($matrix2[$i]);
}
}
if ($matrix1Columns < $matrix2Columns) {
for ($i = 0; $i < $matrix2Rows; ++$i) {
for ($j = $matrix1Columns; $j < $matrix2Columns; ++$j) {
unset($matrix2[$i][$j]);
}
}
}
}
}
/**
* Ensure that paired matrix operands are both matrices of the same size.
*
* @param mixed $matrix1 First matrix operand
* @param mixed $matrix2 Second matrix operand
* @param int $matrix1Rows Row size of first matrix operand
* @param int $matrix1Columns Column size of first matrix operand
* @param int $matrix2Rows Row size of second matrix operand
* @param int $matrix2Columns Column size of second matrix operand
*/
private static function resizeMatricesExtend(&$matrix1, &$matrix2, $matrix1Rows, $matrix1Columns, $matrix2Rows, $matrix2Columns): void
{
if (($matrix2Columns < $matrix1Columns) || ($matrix2Rows < $matrix1Rows)) {
if ($matrix2Columns < $matrix1Columns) {
for ($i = 0; $i < $matrix2Rows; ++$i) {
$x = $matrix2[$i][$matrix2Columns - 1];
for ($j = $matrix2Columns; $j < $matrix1Columns; ++$j) {
$matrix2[$i][$j] = $x;
}
}
}
if ($matrix2Rows < $matrix1Rows) {
$x = $matrix2[$matrix2Rows - 1];
for ($i = 0; $i < $matrix1Rows; ++$i) {
$matrix2[$i] = $x;
}
}
}
if (($matrix1Columns < $matrix2Columns) || ($matrix1Rows < $matrix2Rows)) {
if ($matrix1Columns < $matrix2Columns) {
for ($i = 0; $i < $matrix1Rows; ++$i) {
$x = $matrix1[$i][$matrix1Columns - 1];
for ($j = $matrix1Columns; $j < $matrix2Columns; ++$j) {
$matrix1[$i][$j] = $x;
}
}
}
if ($matrix1Rows < $matrix2Rows) {
$x = $matrix1[$matrix1Rows - 1];
for ($i = 0; $i < $matrix2Rows; ++$i) {
$matrix1[$i] = $x;
}
}
}
}
/**
* Format details of an operand for display in the log (based on operand type).
*
* @param mixed $value First matrix operand
*
* @return mixed
*/
private function showValue($value)
{
if ($this->debugLog->getWriteDebugLog()) {
$testArray = Functions::flattenArray($value);
if (count($testArray) == 1) {
$value = array_pop($testArray);
}
if (is_array($value)) {
$returnMatrix = [];
$pad = $rpad = ', ';
foreach ($value as $row) {
if (is_array($row)) {
$returnMatrix[] = implode($pad, array_map([$this, 'showValue'], $row));
$rpad = '; ';
} else {
$returnMatrix[] = $this->showValue($row);
}
}
return '{ ' . implode($rpad, $returnMatrix) . ' }';
} elseif (is_string($value) && (trim($value, self::FORMULA_STRING_QUOTE) == $value)) {
return self::FORMULA_STRING_QUOTE . $value . self::FORMULA_STRING_QUOTE;
} elseif (is_bool($value)) {
return ($value) ? self::$localeBoolean['TRUE'] : self::$localeBoolean['FALSE'];
}
}
return Functions::flattenSingleValue($value);
}
/**
* Format type and details of an operand for display in the log (based on operand type).
*
* @param mixed $value First matrix operand
*
* @return null|string
*/
private function showTypeDetails($value)
{
if ($this->debugLog->getWriteDebugLog()) {
$testArray = Functions::flattenArray($value);
if (count($testArray) == 1) {
$value = array_pop($testArray);
}
if ($value === null) {
return 'a NULL value';
} elseif (is_float($value)) {
$typeString = 'a floating point number';
} elseif (is_int($value)) {
$typeString = 'an integer number';
} elseif (is_bool($value)) {
$typeString = 'a boolean';
} elseif (is_array($value)) {
$typeString = 'a matrix';
} else {
if ($value == '') {
return 'an empty string';
} elseif ($value[0] == '#') {
return 'a ' . $value . ' error';
}
$typeString = 'a string';
}
return $typeString . ' with a value of ' . $this->showValue($value);
}
return null;
}
/**
* @param string $formula
*
* @return false|string False indicates an error
*/
private function convertMatrixReferences($formula)
{
static $matrixReplaceFrom = [self::FORMULA_OPEN_FUNCTION_BRACE, ';', self::FORMULA_CLOSE_FUNCTION_BRACE];
static $matrixReplaceTo = ['MKMATRIX(MKMATRIX(', '),MKMATRIX(', '))'];
// Convert any Excel matrix references to the MKMATRIX() function
if (strpos($formula, self::FORMULA_OPEN_FUNCTION_BRACE) !== false) {
// If there is the possibility of braces within a quoted string, then we don't treat those as matrix indicators
if (strpos($formula, self::FORMULA_STRING_QUOTE) !== false) {
// So instead we skip replacing in any quoted strings by only replacing in every other array element after we've exploded
// the formula
$temp = explode(self::FORMULA_STRING_QUOTE, $formula);
// Open and Closed counts used for trapping mismatched braces in the formula
$openCount = $closeCount = 0;
$i = false;
foreach ($temp as &$value) {
// Only count/replace in alternating array entries
if ($i = !$i) {
$openCount += substr_count($value, self::FORMULA_OPEN_FUNCTION_BRACE);
$closeCount += substr_count($value, self::FORMULA_CLOSE_FUNCTION_BRACE);
$value = str_replace($matrixReplaceFrom, $matrixReplaceTo, $value);
}
}
unset($value);
// Then rebuild the formula string
$formula = implode(self::FORMULA_STRING_QUOTE, $temp);
} else {
// If there's no quoted strings, then we do a simple count/replace
$openCount = substr_count($formula, self::FORMULA_OPEN_FUNCTION_BRACE);
$closeCount = substr_count($formula, self::FORMULA_CLOSE_FUNCTION_BRACE);
$formula = str_replace($matrixReplaceFrom, $matrixReplaceTo, $formula);
}
// Trap for mismatched braces and trigger an appropriate error
if ($openCount < $closeCount) {
if ($openCount > 0) {
return $this->raiseFormulaError("Formula Error: Mismatched matrix braces '}'");
}
return $this->raiseFormulaError("Formula Error: Unexpected '}' encountered");
} elseif ($openCount > $closeCount) {
if ($closeCount > 0) {
return $this->raiseFormulaError("Formula Error: Mismatched matrix braces '{'");
}
return $this->raiseFormulaError("Formula Error: Unexpected '{' encountered");
}
}
return $formula;
}
// Binary Operators
// These operators always work on two values
// Array key is the operator, the value indicates whether this is a left or right associative operator
private static $operatorAssociativity = [
'^' => 0, // Exponentiation
'*' => 0, '/' => 0, // Multiplication and Division
'+' => 0, '-' => 0, // Addition and Subtraction
'&' => 0, // Concatenation
'|' => 0, ':' => 0, // Intersect and Range
'>' => 0, '<' => 0, '=' => 0, '>=' => 0, '<=' => 0, '<>' => 0, // Comparison
];
// Comparison (Boolean) Operators
// These operators work on two values, but always return a boolean result
private static $comparisonOperators = ['>' => true, '<' => true, '=' => true, '>=' => true, '<=' => true, '<>' => true];
// Operator Precedence
// This list includes all valid operators, whether binary (including boolean) or unary (such as %)
// Array key is the operator, the value is its precedence
private static $operatorPrecedence = [
':' => 8, // Range
'|' => 7, // Intersect
'~' => 6, // Negation
'%' => 5, // Percentage
'^' => 4, // Exponentiation
'*' => 3, '/' => 3, // Multiplication and Division
'+' => 2, '-' => 2, // Addition and Subtraction
'&' => 1, // Concatenation
'>' => 0, '<' => 0, '=' => 0, '>=' => 0, '<=' => 0, '<>' => 0, // Comparison
];
// Convert infix to postfix notation
/**
* @param string $formula
*
* @return array<int, mixed>|false
*/
private function internalParseFormula($formula, ?Cell $pCell = null)
{
if (($formula = $this->convertMatrixReferences(trim($formula))) === false) {
return false;
}
// If we're using cell caching, then $pCell may well be flushed back to the cache (which detaches the parent worksheet),
// so we store the parent worksheet so that we can re-attach it when necessary
$pCellParent = ($pCell !== null) ? $pCell->getWorksheet() : null;
$regexpMatchString = '/^(' . self::CALCULATION_REGEXP_FUNCTION .
'|' . self::CALCULATION_REGEXP_CELLREF .
'|' . self::CALCULATION_REGEXP_COLUMN_RANGE .
'|' . self::CALCULATION_REGEXP_ROW_RANGE .
'|' . self::CALCULATION_REGEXP_NUMBER .
'|' . self::CALCULATION_REGEXP_STRING .
'|' . self::CALCULATION_REGEXP_OPENBRACE .
'|' . self::CALCULATION_REGEXP_DEFINEDNAME .
'|' . self::CALCULATION_REGEXP_ERROR .
')/sui';
// Start with initialisation
$index = 0;
$stack = new Stack();
$output = [];
$expectingOperator = false; // We use this test in syntax-checking the expression to determine when a
// - is a negation or + is a positive operator rather than an operation
$expectingOperand = false; // We use this test in syntax-checking the expression to determine whether an operand
// should be null in a function call
// IF branch pruning
// currently pending storeKey (last item of the storeKeysStack
$pendingStoreKey = null;
// stores a list of storeKeys (string[])
$pendingStoreKeysStack = [];
$expectingConditionMap = []; // ['storeKey' => true, ...]
$expectingThenMap = []; // ['storeKey' => true, ...]
$expectingElseMap = []; // ['storeKey' => true, ...]
$parenthesisDepthMap = []; // ['storeKey' => 4, ...]
// The guts of the lexical parser
// Loop through the formula extracting each operator and operand in turn
while (true) {
// Branch pruning: we adapt the output item to the context (it will
// be used to limit its computation)
$currentCondition = null;
$currentOnlyIf = null;
$currentOnlyIfNot = null;
$previousStoreKey = null;
$pendingStoreKey = end($pendingStoreKeysStack);
if ($this->branchPruningEnabled) {
// this is a condition ?
if (isset($expectingConditionMap[$pendingStoreKey]) && $expectingConditionMap[$pendingStoreKey]) {
$currentCondition = $pendingStoreKey;
$stackDepth = count($pendingStoreKeysStack);
if ($stackDepth > 1) { // nested if
$previousStoreKey = $pendingStoreKeysStack[$stackDepth - 2];
}
}
if (isset($expectingThenMap[$pendingStoreKey]) && $expectingThenMap[$pendingStoreKey]) {
$currentOnlyIf = $pendingStoreKey;
} elseif (isset($previousStoreKey)) {
if (isset($expectingThenMap[$previousStoreKey]) && $expectingThenMap[$previousStoreKey]) {
$currentOnlyIf = $previousStoreKey;
}
}
if (isset($expectingElseMap[$pendingStoreKey]) && $expectingElseMap[$pendingStoreKey]) {
$currentOnlyIfNot = $pendingStoreKey;
} elseif (isset($previousStoreKey)) {
if (isset($expectingElseMap[$previousStoreKey]) && $expectingElseMap[$previousStoreKey]) {
$currentOnlyIfNot = $previousStoreKey;
}
}
}
$opCharacter = $formula[$index]; // Get the first character of the value at the current index position
if ((isset(self::$comparisonOperators[$opCharacter])) && (strlen($formula) > $index) && (isset(self::$comparisonOperators[$formula[$index + 1]]))) {
$opCharacter .= $formula[++$index];
}
// Find out if we're currently at the beginning of a number, variable, cell reference, function, parenthesis or operand
$isOperandOrFunction = (bool) preg_match($regexpMatchString, substr($formula, $index), $match);
if ($opCharacter == '-' && !$expectingOperator) { // Is it a negation instead of a minus?
// Put a negation on the stack
$stack->push('Unary Operator', '~', null, $currentCondition, $currentOnlyIf, $currentOnlyIfNot);
++$index; // and drop the negation symbol
} elseif ($opCharacter == '%' && $expectingOperator) {
// Put a percentage on the stack
$stack->push('Unary Operator', '%', null, $currentCondition, $currentOnlyIf, $currentOnlyIfNot);
++$index;
} elseif ($opCharacter == '+' && !$expectingOperator) { // Positive (unary plus rather than binary operator plus) can be discarded?
++$index; // Drop the redundant plus symbol
} elseif ((($opCharacter == '~') || ($opCharacter == '|')) && (!$isOperandOrFunction)) { // We have to explicitly deny a tilde or pipe, because they are legal
return $this->raiseFormulaError("Formula Error: Illegal character '~'"); // on the stack but not in the input expression
} elseif ((isset(self::$operators[$opCharacter]) || $isOperandOrFunction) && $expectingOperator) { // Are we putting an operator on the stack?
while (
$stack->count() > 0 &&
($o2 = $stack->last()) &&
isset(self::$operators[$o2['value']]) &&
@(self::$operatorAssociativity[$opCharacter] ? self::$operatorPrecedence[$opCharacter] < self::$operatorPrecedence[$o2['value']] : self::$operatorPrecedence[$opCharacter] <= self::$operatorPrecedence[$o2['value']])
) {
$output[] = $stack->pop(); // Swap operands and higher precedence operators from the stack to the output
}
// Finally put our current operator onto the stack
$stack->push('Binary Operator', $opCharacter, null, $currentCondition, $currentOnlyIf, $currentOnlyIfNot);
++$index;
$expectingOperator = false;
} elseif ($opCharacter == ')' && $expectingOperator) { // Are we expecting to close a parenthesis?
$expectingOperand = false;
while (($o2 = $stack->pop()) && $o2['value'] != '(') { // Pop off the stack back to the last (
if ($o2 === null) {
return $this->raiseFormulaError('Formula Error: Unexpected closing brace ")"');
}
$output[] = $o2;
}
$d = $stack->last(2);
// Branch pruning we decrease the depth whether is it a function
// call or a parenthesis
if (!empty($pendingStoreKey)) {
--$parenthesisDepthMap[$pendingStoreKey];
}
if (is_array($d) && preg_match('/^' . self::CALCULATION_REGEXP_FUNCTION . '$/miu', $d['value'], $matches)) { // Did this parenthesis just close a function?
if (!empty($pendingStoreKey) && $parenthesisDepthMap[$pendingStoreKey] == -1) {
// we are closing an IF(
if ($d['value'] != 'IF(') {
return $this->raiseFormulaError('Parser bug we should be in an "IF("');
}
if ($expectingConditionMap[$pendingStoreKey]) {
return $this->raiseFormulaError('We should not be expecting a condition');
}
$expectingThenMap[$pendingStoreKey] = false;
$expectingElseMap[$pendingStoreKey] = false;
--$parenthesisDepthMap[$pendingStoreKey];
array_pop($pendingStoreKeysStack);
unset($pendingStoreKey);
}
$functionName = $matches[1]; // Get the function name
$d = $stack->pop();
$argumentCount = $d['value']; // See how many arguments there were (argument count is the next value stored on the stack)
$output[] = $d; // Dump the argument count on the output
$output[] = $stack->pop(); // Pop the function and push onto the output
if (isset(self::$controlFunctions[$functionName])) {
$expectedArgumentCount = self::$controlFunctions[$functionName]['argumentCount'];
$functionCall = self::$controlFunctions[$functionName]['functionCall'];
} elseif (isset(self::$phpSpreadsheetFunctions[$functionName])) {
$expectedArgumentCount = self::$phpSpreadsheetFunctions[$functionName]['argumentCount'];
$functionCall = self::$phpSpreadsheetFunctions[$functionName]['functionCall'];
} else { // did we somehow push a non-function on the stack? this should never happen
return $this->raiseFormulaError('Formula Error: Internal error, non-function on stack');
}
// Check the argument count
$argumentCountError = false;
$expectedArgumentCountString = null;
if (is_numeric($expectedArgumentCount)) {
if ($expectedArgumentCount < 0) {
if ($argumentCount > abs($expectedArgumentCount)) {
$argumentCountError = true;
$expectedArgumentCountString = 'no more than ' . abs($expectedArgumentCount);
}
} else {
if ($argumentCount != $expectedArgumentCount) {
$argumentCountError = true;
$expectedArgumentCountString = $expectedArgumentCount;
}
}
} elseif ($expectedArgumentCount != '*') {
$isOperandOrFunction = preg_match('/(\d*)([-+,])(\d*)/', $expectedArgumentCount, $argMatch);
switch ($argMatch[2]) {
case '+':
if ($argumentCount < $argMatch[1]) {
$argumentCountError = true;
$expectedArgumentCountString = $argMatch[1] . ' or more ';
}
break;
case '-':
if (($argumentCount < $argMatch[1]) || ($argumentCount > $argMatch[3])) {
$argumentCountError = true;
$expectedArgumentCountString = 'between ' . $argMatch[1] . ' and ' . $argMatch[3];
}
break;
case ',':
if (($argumentCount != $argMatch[1]) && ($argumentCount != $argMatch[3])) {
$argumentCountError = true;
$expectedArgumentCountString = 'either ' . $argMatch[1] . ' or ' . $argMatch[3];
}
break;
}
}
if ($argumentCountError) {
return $this->raiseFormulaError("Formula Error: Wrong number of arguments for $functionName() function: $argumentCount given, " . $expectedArgumentCountString . ' expected');
}
}
++$index;
} elseif ($opCharacter == ',') { // Is this the separator for function arguments?
if (
!empty($pendingStoreKey) &&
$parenthesisDepthMap[$pendingStoreKey] == 0
) {
// We must go to the IF next argument
if ($expectingConditionMap[$pendingStoreKey]) {
$expectingConditionMap[$pendingStoreKey] = false;
$expectingThenMap[$pendingStoreKey] = true;
} elseif ($expectingThenMap[$pendingStoreKey]) {
$expectingThenMap[$pendingStoreKey] = false;
$expectingElseMap[$pendingStoreKey] = true;
} elseif ($expectingElseMap[$pendingStoreKey]) {
return $this->raiseFormulaError('Reaching fourth argument of an IF');
}
}
while (($o2 = $stack->pop()) && $o2['value'] != '(') { // Pop off the stack back to the last (
if ($o2 === null) {
return $this->raiseFormulaError('Formula Error: Unexpected ,');
}
$output[] = $o2; // pop the argument expression stuff and push onto the output
}
// If we've a comma when we're expecting an operand, then what we actually have is a null operand;
// so push a null onto the stack
if (($expectingOperand) || (!$expectingOperator)) {
$output[] = ['type' => 'NULL Value', 'value' => self::$excelConstants['NULL'], 'reference' => null];
}
// make sure there was a function
$d = $stack->last(2);
if (!preg_match('/^' . self::CALCULATION_REGEXP_FUNCTION . '$/miu', $d['value'], $matches)) {
return $this->raiseFormulaError('Formula Error: Unexpected ,');
}
$d = $stack->pop();
$itemStoreKey = $d['storeKey'] ?? null;
$itemOnlyIf = $d['onlyIf'] ?? null;
$itemOnlyIfNot = $d['onlyIfNot'] ?? null;
$stack->push($d['type'], ++$d['value'], $d['reference'], $itemStoreKey, $itemOnlyIf, $itemOnlyIfNot); // increment the argument count
$stack->push('Brace', '(', null, $itemStoreKey, $itemOnlyIf, $itemOnlyIfNot); // put the ( back on, we'll need to pop back to it again
$expectingOperator = false;
$expectingOperand = true;
++$index;
} elseif ($opCharacter == '(' && !$expectingOperator) {
if (!empty($pendingStoreKey)) { // Branch pruning: we go deeper
++$parenthesisDepthMap[$pendingStoreKey];
}
$stack->push('Brace', '(', null, $currentCondition, $currentOnlyIf, $currentOnlyIf);
++$index;
} elseif ($isOperandOrFunction && !$expectingOperator) { // do we now have a function/variable/number?
$expectingOperator = true;
$expectingOperand = false;
$val = $match[1];
$length = strlen($val);
if (preg_match('/^' . self::CALCULATION_REGEXP_FUNCTION . '$/miu', $val, $matches)) {
$val = preg_replace('/\s/u', '', $val);
if (isset(self::$phpSpreadsheetFunctions[strtoupper($matches[1])]) || isset(self::$controlFunctions[strtoupper($matches[1])])) { // it's a function
$valToUpper = strtoupper($val);
} else {
$valToUpper = 'NAME.ERROR(';
}
// here $matches[1] will contain values like "IF"
// and $val "IF("
if ($this->branchPruningEnabled && ($valToUpper == 'IF(')) { // we handle a new if
$pendingStoreKey = $this->getUnusedBranchStoreKey();
$pendingStoreKeysStack[] = $pendingStoreKey;
$expectingConditionMap[$pendingStoreKey] = true;
$parenthesisDepthMap[$pendingStoreKey] = 0;
} else { // this is not an if but we go deeper
if (!empty($pendingStoreKey) && array_key_exists($pendingStoreKey, $parenthesisDepthMap)) {
++$parenthesisDepthMap[$pendingStoreKey];
}
}
$stack->push('Function', $valToUpper, null, $currentCondition, $currentOnlyIf, $currentOnlyIfNot);
// tests if the function is closed right after opening
$ax = preg_match('/^\s*\)/u', substr($formula, $index + $length));
if ($ax) {
$stack->push('Operand Count for Function ' . $valToUpper . ')', 0, null, $currentCondition, $currentOnlyIf, $currentOnlyIfNot);
$expectingOperator = true;
} else {
$stack->push('Operand Count for Function ' . $valToUpper . ')', 1, null, $currentCondition, $currentOnlyIf, $currentOnlyIfNot);
$expectingOperator = false;
}
$stack->push('Brace', '(');
} elseif (preg_match('/^' . self::CALCULATION_REGEXP_CELLREF . '$/i', $val, $matches)) {
// Watch for this case-change when modifying to allow cell references in different worksheets...
// Should only be applied to the actual cell column, not the worksheet name
// If the last entry on the stack was a : operator, then we have a cell range reference
$testPrevOp = $stack->last(1);
if ($testPrevOp !== null && $testPrevOp['value'] === ':') {
// If we have a worksheet reference, then we're playing with a 3D reference
if ($matches[2] == '') {
// Otherwise, we 'inherit' the worksheet reference from the start cell reference
// The start of the cell range reference should be the last entry in $output
$rangeStartCellRef = $output[count($output) - 1]['value'];
preg_match('/^' . self::CALCULATION_REGEXP_CELLREF . '$/i', $rangeStartCellRef, $rangeStartMatches);
if ($rangeStartMatches[2] > '') {
$val = $rangeStartMatches[2] . '!' . $val;
}
} else {
$rangeStartCellRef = $output[count($output) - 1]['value'];
preg_match('/^' . self::CALCULATION_REGEXP_CELLREF . '$/i', $rangeStartCellRef, $rangeStartMatches);
if ($rangeStartMatches[2] !== $matches[2]) {
return $this->raiseFormulaError('3D Range references are not yet supported');
}
}
} elseif (strpos($val, '!') === false && $pCellParent !== null) {
$worksheet = $pCellParent->getTitle();
$val = "'{$worksheet}'!{$val}";
}
$outputItem = $stack->getStackItem('Cell Reference', $val, $val, $currentCondition, $currentOnlyIf, $currentOnlyIfNot);
$output[] = $outputItem;
} else { // it's a variable, constant, string, number or boolean
$localeConstant = false;
$stackItemType = 'Value';
$stackItemReference = null;
// If the last entry on the stack was a : operator, then we may have a row or column range reference
$testPrevOp = $stack->last(1);
if ($testPrevOp !== null && $testPrevOp['value'] === ':') {
$stackItemType = 'Cell Reference';
$startRowColRef = $output[count($output) - 1]['value'];
[$rangeWS1, $startRowColRef] = Worksheet::extractSheetTitle($startRowColRef, true);
$rangeSheetRef = $rangeWS1;
if ($rangeWS1 !== '') {
$rangeWS1 .= '!';
}
$rangeSheetRef = trim($rangeSheetRef, "'");
[$rangeWS2, $val] = Worksheet::extractSheetTitle($val, true);
if ($rangeWS2 !== '') {
$rangeWS2 .= '!';
} else {
$rangeWS2 = $rangeWS1;
}
$refSheet = $pCellParent;
if ($pCellParent !== null && $rangeSheetRef !== '' && $rangeSheetRef !== $pCellParent->getTitle()) {
$refSheet = $pCellParent->getParent()->getSheetByName($rangeSheetRef);
}
if (ctype_digit($val) && $val <= 1048576) {
// Row range
$stackItemType = 'Row Reference';
$endRowColRef = ($refSheet !== null) ? $refSheet->getHighestDataColumn($val) : 'XFD'; // Max 16,384 columns for Excel2007
$val = "{$rangeWS2}{$endRowColRef}{$val}";
} elseif (ctype_alpha($val) && strlen($val) <= 3) {
// Column range
$stackItemType = 'Column Reference';
$endRowColRef = ($refSheet !== null) ? $refSheet->getHighestDataRow($val) : 1048576; // Max 1,048,576 rows for Excel2007
$val = "{$rangeWS2}{$val}{$endRowColRef}";
}
$stackItemReference = $val;
} elseif ($opCharacter == self::FORMULA_STRING_QUOTE) {
// UnEscape any quotes within the string
$val = self::wrapResult(str_replace('""', self::FORMULA_STRING_QUOTE, self::unwrapResult($val)));
} elseif (isset(self::$excelConstants[trim(strtoupper($val))])) {
$stackItemType = 'Constant';
$excelConstant = trim(strtoupper($val));
$val = self::$excelConstants[$excelConstant];
} elseif (($localeConstant = array_search(trim(strtoupper($val)), self::$localeBoolean)) !== false) {
$stackItemType = 'Constant';
$val = self::$excelConstants[$localeConstant];
} elseif (
preg_match('/^' . self::CALCULATION_REGEXP_ROW_RANGE . '/miu', substr($formula, $index), $rowRangeReference)
) {
$val = $rowRangeReference[1];
$length = strlen($rowRangeReference[1]);
$stackItemType = 'Row Reference';
$column = 'A';
if (($testPrevOp !== null && $testPrevOp['value'] === ':') && $pCellParent !== null) {
$column = $pCellParent->getHighestDataColumn($val);
}
$val = "{$rowRangeReference[2]}{$column}{$rowRangeReference[7]}";
$stackItemReference = $val;
} elseif (
preg_match('/^' . self::CALCULATION_REGEXP_COLUMN_RANGE . '/miu', substr($formula, $index), $columnRangeReference)
) {
$val = $columnRangeReference[1];
$length = strlen($val);
$stackItemType = 'Column Reference';
$row = '1';
if (($testPrevOp !== null && $testPrevOp['value'] === ':') && $pCellParent !== null) {
$row = $pCellParent->getHighestDataRow($val);
}
$val = "{$val}{$row}";
$stackItemReference = $val;
} elseif (preg_match('/^' . self::CALCULATION_REGEXP_DEFINEDNAME . '.*/miu', $val, $match)) {
$stackItemType = 'Defined Name';
$stackItemReference = $val;
} elseif (is_numeric($val)) {
if ((strpos($val, '.') !== false) || (stripos($val, 'e') !== false) || ($val > PHP_INT_MAX) || ($val < -PHP_INT_MAX)) {
$val = (float) $val;
} else {
$val = (int) $val;
}
}
$details = $stack->getStackItem($stackItemType, $val, $stackItemReference, $currentCondition, $currentOnlyIf, $currentOnlyIfNot);
if ($localeConstant) {
$details['localeValue'] = $localeConstant;
}
$output[] = $details;
}
$index += $length;
} elseif ($opCharacter == '$') { // absolute row or column range
++$index;
} elseif ($opCharacter == ')') { // miscellaneous error checking
if ($expectingOperand) {
$output[] = ['type' => 'NULL Value', 'value' => self::$excelConstants['NULL'], 'reference' => null];
$expectingOperand = false;
$expectingOperator = true;
} else {
return $this->raiseFormulaError("Formula Error: Unexpected ')'");
}
} elseif (isset(self::$operators[$opCharacter]) && !$expectingOperator) {
return $this->raiseFormulaError("Formula Error: Unexpected operator '$opCharacter'");
} else { // I don't even want to know what you did to get here
return $this->raiseFormulaError('Formula Error: An unexpected error occurred');
}
// Test for end of formula string
if ($index == strlen($formula)) {
// Did we end with an operator?.
// Only valid for the % unary operator
if ((isset(self::$operators[$opCharacter])) && ($opCharacter != '%')) {
return $this->raiseFormulaError("Formula Error: Operator '$opCharacter' has no operands");
}
break;
}
// Ignore white space
while (($formula[$index] == "\n") || ($formula[$index] == "\r")) {
++$index;
}
if ($formula[$index] == ' ') {
while ($formula[$index] == ' ') {
++$index;
}
// If we're expecting an operator, but only have a space between the previous and next operands (and both are
// Cell References) then we have an INTERSECTION operator
if (
($expectingOperator) &&
((preg_match('/^' . self::CALCULATION_REGEXP_CELLREF . '.*/Ui', substr($formula, $index), $match)) &&
($output[count($output) - 1]['type'] == 'Cell Reference') ||
(preg_match('/^' . self::CALCULATION_REGEXP_DEFINEDNAME . '.*/miu', substr($formula, $index), $match)) &&
($output[count($output) - 1]['type'] == 'Defined Name' || $output[count($output) - 1]['type'] == 'Value')
)
) {
while (
$stack->count() > 0 &&
($o2 = $stack->last()) &&
isset(self::$operators[$o2['value']]) &&
@(self::$operatorAssociativity[$opCharacter] ? self::$operatorPrecedence[$opCharacter] < self::$operatorPrecedence[$o2['value']] : self::$operatorPrecedence[$opCharacter] <= self::$operatorPrecedence[$o2['value']])
) {
$output[] = $stack->pop(); // Swap operands and higher precedence operators from the stack to the output
}
$stack->push('Binary Operator', '|'); // Put an Intersect Operator on the stack
$expectingOperator = false;
}
}
}
while (($op = $stack->pop()) !== null) { // pop everything off the stack and push onto output
if ((is_array($op) && $op['value'] == '(') || ($op === '(')) {
return $this->raiseFormulaError("Formula Error: Expecting ')'"); // if there are any opening braces on the stack, then braces were unbalanced
}
$output[] = $op;
}
return $output;
}
private static function dataTestReference(&$operandData)
{
$operand = $operandData['value'];
if (($operandData['reference'] === null) && (is_array($operand))) {
$rKeys = array_keys($operand);
$rowKey = array_shift($rKeys);
$cKeys = array_keys(array_keys($operand[$rowKey]));
$colKey = array_shift($cKeys);
if (ctype_upper($colKey)) {
$operandData['reference'] = $colKey . $rowKey;
}
}
return $operand;
}
// evaluate postfix notation
/**
* @param mixed $tokens
* @param null|string $cellID
*
* @return array<int, mixed>|false
*/
private function processTokenStack($tokens, $cellID = null, ?Cell $pCell = null)
{
if ($tokens == false) {
return false;
}
// If we're using cell caching, then $pCell may well be flushed back to the cache (which detaches the parent cell collection),
// so we store the parent cell collection so that we can re-attach it when necessary
$pCellWorksheet = ($pCell !== null) ? $pCell->getWorksheet() : null;
$pCellParent = ($pCell !== null) ? $pCell->getParent() : null;
$stack = new Stack();
// Stores branches that have been pruned
$fakedForBranchPruning = [];
// help us to know when pruning ['branchTestId' => true/false]
$branchStore = [];
// Loop through each token in turn
foreach ($tokens as $tokenData) {
$token = $tokenData['value'];
// Branch pruning: skip useless resolutions
$storeKey = $tokenData['storeKey'] ?? null;
if ($this->branchPruningEnabled && isset($tokenData['onlyIf'])) {
$onlyIfStoreKey = $tokenData['onlyIf'];
$storeValue = $branchStore[$onlyIfStoreKey] ?? null;
$storeValueAsBool = ($storeValue === null) ?
true : (bool) Functions::flattenSingleValue($storeValue);
if (is_array($storeValue)) {
$wrappedItem = end($storeValue);
$storeValue = end($wrappedItem);
}
if (
isset($storeValue)
&& (
!$storeValueAsBool
|| Functions::isError($storeValue)
|| ($storeValue === 'Pruned branch')
)
) {
// If branching value is not true, we don't need to compute
if (!isset($fakedForBranchPruning['onlyIf-' . $onlyIfStoreKey])) {
$stack->push('Value', 'Pruned branch (only if ' . $onlyIfStoreKey . ') ' . $token);
$fakedForBranchPruning['onlyIf-' . $onlyIfStoreKey] = true;
}
if (isset($storeKey)) {
// We are processing an if condition
// We cascade the pruning to the depending branches
$branchStore[$storeKey] = 'Pruned branch';
$fakedForBranchPruning['onlyIfNot-' . $storeKey] = true;
$fakedForBranchPruning['onlyIf-' . $storeKey] = true;
}
continue;
}
}
if ($this->branchPruningEnabled && isset($tokenData['onlyIfNot'])) {
$onlyIfNotStoreKey = $tokenData['onlyIfNot'];
$storeValue = $branchStore[$onlyIfNotStoreKey] ?? null;
$storeValueAsBool = ($storeValue === null) ?
true : (bool) Functions::flattenSingleValue($storeValue);
if (is_array($storeValue)) {
$wrappedItem = end($storeValue);
$storeValue = end($wrappedItem);
}
if (
isset($storeValue)
&& (
$storeValueAsBool
|| Functions::isError($storeValue)
|| ($storeValue === 'Pruned branch'))
) {
// If branching value is true, we don't need to compute
if (!isset($fakedForBranchPruning['onlyIfNot-' . $onlyIfNotStoreKey])) {
$stack->push('Value', 'Pruned branch (only if not ' . $onlyIfNotStoreKey . ') ' . $token);
$fakedForBranchPruning['onlyIfNot-' . $onlyIfNotStoreKey] = true;
}
if (isset($storeKey)) {
// We are processing an if condition
// We cascade the pruning to the depending branches
$branchStore[$storeKey] = 'Pruned branch';
$fakedForBranchPruning['onlyIfNot-' . $storeKey] = true;
$fakedForBranchPruning['onlyIf-' . $storeKey] = true;
}
continue;
}
}
// if the token is a binary operator, pop the top two values off the stack, do the operation, and push the result back on the stack
if (isset(self::$binaryOperators[$token])) {
// We must have two operands, error if we don't
if (($operand2Data = $stack->pop()) === null) {
return $this->raiseFormulaError('Internal error - Operand value missing from stack');
}
if (($operand1Data = $stack->pop()) === null) {
return $this->raiseFormulaError('Internal error - Operand value missing from stack');
}
$operand1 = self::dataTestReference($operand1Data);
$operand2 = self::dataTestReference($operand2Data);
// Log what we're doing
if ($token == ':') {
$this->debugLog->writeDebugLog('Evaluating Range ', $this->showValue($operand1Data['reference']), ' ', $token, ' ', $this->showValue($operand2Data['reference']));
} else {
$this->debugLog->writeDebugLog('Evaluating ', $this->showValue($operand1), ' ', $token, ' ', $this->showValue($operand2));
}
// Process the operation in the appropriate manner
switch ($token) {
// Comparison (Boolean) Operators
case '>': // Greater than
case '<': // Less than
case '>=': // Greater than or Equal to
case '<=': // Less than or Equal to
case '=': // Equality
case '<>': // Inequality
$result = $this->executeBinaryComparisonOperation($cellID, $operand1, $operand2, $token, $stack);
if (isset($storeKey)) {
$branchStore[$storeKey] = $result;
}
break;
// Binary Operators
case ':': // Range
if (strpos($operand1Data['reference'], '!') !== false) {
[$sheet1, $operand1Data['reference']] = Worksheet::extractSheetTitle($operand1Data['reference'], true);
} else {
$sheet1 = ($pCellParent !== null) ? $pCellWorksheet->getTitle() : '';
}
[$sheet2, $operand2Data['reference']] = Worksheet::extractSheetTitle($operand2Data['reference'], true);
if (empty($sheet2)) {
$sheet2 = $sheet1;
}
if ($sheet1 == $sheet2) {
if ($operand1Data['reference'] === null) {
if ((trim($operand1Data['value']) != '') && (is_numeric($operand1Data['value']))) {
$operand1Data['reference'] = $pCell->getColumn() . $operand1Data['value'];
} elseif (trim($operand1Data['reference']) == '') {
$operand1Data['reference'] = $pCell->getCoordinate();
} else {
$operand1Data['reference'] = $operand1Data['value'] . $pCell->getRow();
}
}
if ($operand2Data['reference'] === null) {
if ((trim($operand2Data['value']) != '') && (is_numeric($operand2Data['value']))) {
$operand2Data['reference'] = $pCell->getColumn() . $operand2Data['value'];
} elseif (trim($operand2Data['reference']) == '') {
$operand2Data['reference'] = $pCell->getCoordinate();
} else {
$operand2Data['reference'] = $operand2Data['value'] . $pCell->getRow();
}
}
$oData = array_merge(explode(':', $operand1Data['reference']), explode(':', $operand2Data['reference']));
$oCol = $oRow = [];
foreach ($oData as $oDatum) {
$oCR = Coordinate::coordinateFromString($oDatum);
$oCol[] = Coordinate::columnIndexFromString($oCR[0]) - 1;
$oRow[] = $oCR[1];
}
$cellRef = Coordinate::stringFromColumnIndex(min($oCol) + 1) . min($oRow) . ':' . Coordinate::stringFromColumnIndex(max($oCol) + 1) . max($oRow);
if ($pCellParent !== null) {
$cellValue = $this->extractCellRange($cellRef, $this->spreadsheet->getSheetByName($sheet1), false);
} else {
return $this->raiseFormulaError('Unable to access Cell Reference');
}
$stack->push('Cell Reference', $cellValue, $cellRef);
} else {
$stack->push('Error', Functions::REF(), null);
}
break;
case '+': // Addition
$result = $this->executeNumericBinaryOperation($operand1, $operand2, $token, 'plusEquals', $stack);
if (isset($storeKey)) {
$branchStore[$storeKey] = $result;
}
break;
case '-': // Subtraction
$result = $this->executeNumericBinaryOperation($operand1, $operand2, $token, 'minusEquals', $stack);
if (isset($storeKey)) {
$branchStore[$storeKey] = $result;
}
break;
case '*': // Multiplication
$result = $this->executeNumericBinaryOperation($operand1, $operand2, $token, 'arrayTimesEquals', $stack);
if (isset($storeKey)) {
$branchStore[$storeKey] = $result;
}
break;
case '/': // Division
$result = $this->executeNumericBinaryOperation($operand1, $operand2, $token, 'arrayRightDivide', $stack);
if (isset($storeKey)) {
$branchStore[$storeKey] = $result;
}
break;
case '^': // Exponential
$result = $this->executeNumericBinaryOperation($operand1, $operand2, $token, 'power', $stack);
if (isset($storeKey)) {
$branchStore[$storeKey] = $result;
}
break;
case '&': // Concatenation
// If either of the operands is a matrix, we need to treat them both as matrices
// (converting the other operand to a matrix if need be); then perform the required
// matrix operation
if (is_bool($operand1)) {
$operand1 = ($operand1) ? self::$localeBoolean['TRUE'] : self::$localeBoolean['FALSE'];
}
if (is_bool($operand2)) {
$operand2 = ($operand2) ? self::$localeBoolean['TRUE'] : self::$localeBoolean['FALSE'];
}
if ((is_array($operand1)) || (is_array($operand2))) {
// Ensure that both operands are arrays/matrices
self::checkMatrixOperands($operand1, $operand2, 2);
try {
// Convert operand 1 from a PHP array to a matrix
$matrix = new Shared\JAMA\Matrix($operand1);
// Perform the required operation against the operand 1 matrix, passing in operand 2
$matrixResult = $matrix->concat($operand2);
$result = $matrixResult->getArray();
} catch (\Exception $ex) {
$this->debugLog->writeDebugLog('JAMA Matrix Exception: ', $ex->getMessage());
$result = '#VALUE!';
}
} else {
$result = self::FORMULA_STRING_QUOTE . str_replace('""', self::FORMULA_STRING_QUOTE, self::unwrapResult($operand1) . self::unwrapResult($operand2)) . self::FORMULA_STRING_QUOTE;
}
$this->debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($result));
$stack->push('Value', $result);
if (isset($storeKey)) {
$branchStore[$storeKey] = $result;
}
break;
case '|': // Intersect
$rowIntersect = array_intersect_key($operand1, $operand2);
$cellIntersect = $oCol = $oRow = [];
foreach (array_keys($rowIntersect) as $row) {
$oRow[] = $row;
foreach ($rowIntersect[$row] as $col => $data) {
$oCol[] = Coordinate::columnIndexFromString($col) - 1;
$cellIntersect[$row] = array_intersect_key($operand1[$row], $operand2[$row]);
}
}
if (count(Functions::flattenArray($cellIntersect)) === 0) {
$this->debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($cellIntersect));
$stack->push('Error', Functions::null(), null);
} else {
$cellRef = Coordinate::stringFromColumnIndex(min($oCol) + 1) . min($oRow) . ':' .
Coordinate::stringFromColumnIndex(max($oCol) + 1) . max($oRow);
$this->debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($cellIntersect));
$stack->push('Value', $cellIntersect, $cellRef);
}
break;
}
// if the token is a unary operator, pop one value off the stack, do the operation, and push it back on
} elseif (($token === '~') || ($token === '%')) {
if (($arg = $stack->pop()) === null) {
return $this->raiseFormulaError('Internal error - Operand value missing from stack');
}
$arg = $arg['value'];
if ($token === '~') {
$this->debugLog->writeDebugLog('Evaluating Negation of ', $this->showValue($arg));
$multiplier = -1;
} else {
$this->debugLog->writeDebugLog('Evaluating Percentile of ', $this->showValue($arg));
$multiplier = 0.01;
}
if (is_array($arg)) {
self::checkMatrixOperands($arg, $multiplier, 2);
try {
$matrix1 = new Shared\JAMA\Matrix($arg);
$matrixResult = $matrix1->arrayTimesEquals($multiplier);
$result = $matrixResult->getArray();
} catch (\Exception $ex) {
$this->debugLog->writeDebugLog('JAMA Matrix Exception: ', $ex->getMessage());
$result = '#VALUE!';
}
$this->debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($result));
$stack->push('Value', $result);
if (isset($storeKey)) {
$branchStore[$storeKey] = $result;
}
} else {
$this->executeNumericBinaryOperation($multiplier, $arg, '*', 'arrayTimesEquals', $stack);
}
} elseif (preg_match('/^' . self::CALCULATION_REGEXP_CELLREF . '$/i', $token ?? '', $matches)) {
$cellRef = null;
if (isset($matches[8])) {
if ($pCell === null) {
// We can't access the range, so return a REF error
$cellValue = Functions::REF();
} else {
$cellRef = $matches[6] . $matches[7] . ':' . $matches[9] . $matches[10];
if ($matches[2] > '') {
$matches[2] = trim($matches[2], "\"'");
if ((strpos($matches[2], '[') !== false) || (strpos($matches[2], ']') !== false)) {
// It's a Reference to an external spreadsheet (not currently supported)
return $this->raiseFormulaError('Unable to access External Workbook');
}
$matches[2] = trim($matches[2], "\"'");
$this->debugLog->writeDebugLog('Evaluating Cell Range ', $cellRef, ' in worksheet ', $matches[2]);
if ($pCellParent !== null) {
$cellValue = $this->extractCellRange($cellRef, $this->spreadsheet->getSheetByName($matches[2]), false);
} else {
return $this->raiseFormulaError('Unable to access Cell Reference');
}
$this->debugLog->writeDebugLog('Evaluation Result for cells ', $cellRef, ' in worksheet ', $matches[2], ' is ', $this->showTypeDetails($cellValue));
} else {
$this->debugLog->writeDebugLog('Evaluating Cell Range ', $cellRef, ' in current worksheet');
if ($pCellParent !== null) {
$cellValue = $this->extractCellRange($cellRef, $pCellWorksheet, false);
} else {
return $this->raiseFormulaError('Unable to access Cell Reference');
}
$this->debugLog->writeDebugLog('Evaluation Result for cells ', $cellRef, ' is ', $this->showTypeDetails($cellValue));
}
}
} else {
if ($pCell === null) {
// We can't access the cell, so return a REF error
$cellValue = Functions::REF();
} else {
$cellRef = $matches[6] . $matches[7];
if ($matches[2] > '') {
$matches[2] = trim($matches[2], "\"'");
if ((strpos($matches[2], '[') !== false) || (strpos($matches[2], ']') !== false)) {
// It's a Reference to an external spreadsheet (not currently supported)
return $this->raiseFormulaError('Unable to access External Workbook');
}
$this->debugLog->writeDebugLog('Evaluating Cell ', $cellRef, ' in worksheet ', $matches[2]);
if ($pCellParent !== null) {
$cellSheet = $this->spreadsheet->getSheetByName($matches[2]);
if ($cellSheet && $cellSheet->cellExists($cellRef)) {
$cellValue = $this->extractCellRange($cellRef, $this->spreadsheet->getSheetByName($matches[2]), false);
$pCell->attach($pCellParent);
} else {
$cellRef = ($cellSheet !== null) ? "{$matches[2]}!{$cellRef}" : $cellRef;
$cellValue = null;
}
} else {
return $this->raiseFormulaError('Unable to access Cell Reference');
}
$this->debugLog->writeDebugLog('Evaluation Result for cell ', $cellRef, ' in worksheet ', $matches[2], ' is ', $this->showTypeDetails($cellValue));
} else {
$this->debugLog->writeDebugLog('Evaluating Cell ', $cellRef, ' in current worksheet');
if ($pCellParent->has($cellRef)) {
$cellValue = $this->extractCellRange($cellRef, $pCellWorksheet, false);
$pCell->attach($pCellParent);
} else {
$cellValue = null;
}
$this->debugLog->writeDebugLog('Evaluation Result for cell ', $cellRef, ' is ', $this->showTypeDetails($cellValue));
}
}
}
$stack->push('Cell Value', $cellValue, $cellRef);
if (isset($storeKey)) {
$branchStore[$storeKey] = $cellValue;
}
// if the token is a function, pop arguments off the stack, hand them to the function, and push the result back on
} elseif (preg_match('/^' . self::CALCULATION_REGEXP_FUNCTION . '$/miu', $token ?? '', $matches)) {
if ($pCellParent) {
$pCell->attach($pCellParent);
}
$functionName = $matches[1];
$argCount = $stack->pop();
$argCount = $argCount['value'];
if ($functionName != 'MKMATRIX') {
$this->debugLog->writeDebugLog('Evaluating Function ', self::localeFunc($functionName), '() with ', (($argCount == 0) ? 'no' : $argCount), ' argument', (($argCount == 1) ? '' : 's'));
}
if ((isset(self::$phpSpreadsheetFunctions[$functionName])) || (isset(self::$controlFunctions[$functionName]))) { // function
$passByReference = false;
$passCellReference = false;
$functionCall = null;
if (isset(self::$phpSpreadsheetFunctions[$functionName])) {
$functionCall = self::$phpSpreadsheetFunctions[$functionName]['functionCall'];
$passByReference = isset(self::$phpSpreadsheetFunctions[$functionName]['passByReference']);
$passCellReference = isset(self::$phpSpreadsheetFunctions[$functionName]['passCellReference']);
} elseif (isset(self::$controlFunctions[$functionName])) {
$functionCall = self::$controlFunctions[$functionName]['functionCall'];
$passByReference = isset(self::$controlFunctions[$functionName]['passByReference']);
$passCellReference = isset(self::$controlFunctions[$functionName]['passCellReference']);
}
// get the arguments for this function
$args = $argArrayVals = [];
for ($i = 0; $i < $argCount; ++$i) {
$arg = $stack->pop();
$a = $argCount - $i - 1;
if (
($passByReference) &&
(isset(self::$phpSpreadsheetFunctions[$functionName]['passByReference'][$a])) &&
(self::$phpSpreadsheetFunctions[$functionName]['passByReference'][$a])
) {
if ($arg['reference'] === null) {
$args[] = $cellID;
if ($functionName != 'MKMATRIX') {
$argArrayVals[] = $this->showValue($cellID);
}
} else {
$args[] = $arg['reference'];
if ($functionName != 'MKMATRIX') {
$argArrayVals[] = $this->showValue($arg['reference']);
}
}
} else {
$args[] = self::unwrapResult($arg['value']);
if ($functionName != 'MKMATRIX') {
$argArrayVals[] = $this->showValue($arg['value']);
}
}
}
// Reverse the order of the arguments
krsort($args);
if (($passByReference) && ($argCount == 0)) {
$args[] = $cellID;
$argArrayVals[] = $this->showValue($cellID);
}
if ($functionName != 'MKMATRIX') {
if ($this->debugLog->getWriteDebugLog()) {
krsort($argArrayVals);
$this->debugLog->writeDebugLog('Evaluating ', self::localeFunc($functionName), '( ', implode(self::$localeArgumentSeparator . ' ', Functions::flattenArray($argArrayVals)), ' )');
}
}
// Process the argument with the appropriate function call
$args = $this->addCellReference($args, $passCellReference, $functionCall, $pCell);
if (!is_array($functionCall)) {
foreach ($args as &$arg) {
$arg = Functions::flattenSingleValue($arg);
}
unset($arg);
}
$result = call_user_func_array($functionCall, $args);
if ($functionName != 'MKMATRIX') {
$this->debugLog->writeDebugLog('Evaluation Result for ', self::localeFunc($functionName), '() function call is ', $this->showTypeDetails($result));
}
$stack->push('Value', self::wrapResult($result));
if (isset($storeKey)) {
$branchStore[$storeKey] = $result;
}
}
} else {
// if the token is a number, boolean, string or an Excel error, push it onto the stack
if (isset(self::$excelConstants[strtoupper($token ?? '')])) {
$excelConstant = strtoupper($token);
$stack->push('Constant Value', self::$excelConstants[$excelConstant]);
if (isset($storeKey)) {
$branchStore[$storeKey] = self::$excelConstants[$excelConstant];
}
$this->debugLog->writeDebugLog('Evaluating Constant ', $excelConstant, ' as ', $this->showTypeDetails(self::$excelConstants[$excelConstant]));
} elseif ((is_numeric($token)) || ($token === null) || (is_bool($token)) || ($token == '') || ($token[0] == self::FORMULA_STRING_QUOTE) || ($token[0] == '#')) {
$stack->push('Value', $token);
if (isset($storeKey)) {
$branchStore[$storeKey] = $token;
}
// if the token is a named range or formula, evaluate it and push the result onto the stack
} elseif (preg_match('/^' . self::CALCULATION_REGEXP_DEFINEDNAME . '$/miu', $token, $matches)) {
$definedName = $matches[6];
if ($pCell === null || $pCellWorksheet === null) {
return $this->raiseFormulaError("undefined name '$token'");
}
$this->debugLog->writeDebugLog('Evaluating Defined Name ', $definedName);
$namedRange = DefinedName::resolveName($definedName, $pCellWorksheet);
if ($namedRange === null) {
return $this->raiseFormulaError("undefined name '$definedName'");
}
$result = $this->evaluateDefinedName($pCell, $namedRange, $pCellWorksheet, $stack);
if (isset($storeKey)) {
$branchStore[$storeKey] = $result;
}
} else {
return $this->raiseFormulaError("undefined name '$token'");
}
}
}
// when we're out of tokens, the stack should have a single element, the final result
if ($stack->count() != 1) {
return $this->raiseFormulaError('internal error');
}
$output = $stack->pop();
$output = $output['value'];
return $output;
}
private function validateBinaryOperand(&$operand, &$stack)
{
if (is_array($operand)) {
if ((count($operand, COUNT_RECURSIVE) - count($operand)) == 1) {
do {
$operand = array_pop($operand);
} while (is_array($operand));
}
}
// Numbers, matrices and booleans can pass straight through, as they're already valid
if (is_string($operand)) {
// We only need special validations for the operand if it is a string
// Start by stripping off the quotation marks we use to identify true excel string values internally
if ($operand > '' && $operand[0] == self::FORMULA_STRING_QUOTE) {
$operand = self::unwrapResult($operand);
}
// If the string is a numeric value, we treat it as a numeric, so no further testing
if (!is_numeric($operand)) {
// If not a numeric, test to see if the value is an Excel error, and so can't be used in normal binary operations
if ($operand > '' && $operand[0] == '#') {
$stack->push('Value', $operand);
$this->debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($operand));
return false;
} elseif (!Shared\StringHelper::convertToNumberIfFraction($operand)) {
// If not a numeric or a fraction, then it's a text string, and so can't be used in mathematical binary operations
$stack->push('Error', '#VALUE!');
$this->debugLog->writeDebugLog('Evaluation Result is a ', $this->showTypeDetails('#VALUE!'));
return false;
}
}
}
// return a true if the value of the operand is one that we can use in normal binary operations
return true;
}
/**
* @param null|string $cellID
* @param mixed $operand1
* @param mixed $operand2
* @param string $operation
*
* @return array
*/
private function executeArrayComparison($cellID, $operand1, $operand2, $operation, Stack &$stack, bool $recursingArrays)
{
$result = [];
if (!is_array($operand2)) {
// Operand 1 is an array, Operand 2 is a scalar
foreach ($operand1 as $x => $operandData) {
$this->debugLog->writeDebugLog('Evaluating Comparison ', $this->showValue($operandData), ' ', $operation, ' ', $this->showValue($operand2));
$this->executeBinaryComparisonOperation($cellID, $operandData, $operand2, $operation, $stack);
$r = $stack->pop();
$result[$x] = $r['value'];
}
} elseif (!is_array($operand1)) {
// Operand 1 is a scalar, Operand 2 is an array
foreach ($operand2 as $x => $operandData) {
$this->debugLog->writeDebugLog('Evaluating Comparison ', $this->showValue($operand1), ' ', $operation, ' ', $this->showValue($operandData));
$this->executeBinaryComparisonOperation($cellID, $operand1, $operandData, $operation, $stack);
$r = $stack->pop();
$result[$x] = $r['value'];
}
} else {
// Operand 1 and Operand 2 are both arrays
if (!$recursingArrays) {
self::checkMatrixOperands($operand1, $operand2, 2);
}
foreach ($operand1 as $x => $operandData) {
$this->debugLog->writeDebugLog('Evaluating Comparison ', $this->showValue($operandData), ' ', $operation, ' ', $this->showValue($operand2[$x]));
$this->executeBinaryComparisonOperation($cellID, $operandData, $operand2[$x], $operation, $stack, true);
$r = $stack->pop();
$result[$x] = $r['value'];
}
}
// Log the result details
$this->debugLog->writeDebugLog('Comparison Evaluation Result is ', $this->showTypeDetails($result));
// And push the result onto the stack
$stack->push('Array', $result);
return $result;
}
/**
* @param null|string $cellID
* @param mixed $operand1
* @param mixed $operand2
* @param string $operation
* @param bool $recursingArrays
*
* @return mixed
*/
private function executeBinaryComparisonOperation($cellID, $operand1, $operand2, $operation, Stack &$stack, $recursingArrays = false)
{
// If we're dealing with matrix operations, we want a matrix result
if ((is_array($operand1)) || (is_array($operand2))) {
return $this->executeArrayComparison($cellID, $operand1, $operand2, $operation, $stack, $recursingArrays);
}
// Simple validate the two operands if they are string values
if (is_string($operand1) && $operand1 > '' && $operand1[0] == self::FORMULA_STRING_QUOTE) {
$operand1 = self::unwrapResult($operand1);
}
if (is_string($operand2) && $operand2 > '' && $operand2[0] == self::FORMULA_STRING_QUOTE) {
$operand2 = self::unwrapResult($operand2);
}
// Use case insensitive comparaison if not OpenOffice mode
if (Functions::getCompatibilityMode() != Functions::COMPATIBILITY_OPENOFFICE) {
if (is_string($operand1)) {
$operand1 = Shared\StringHelper::strToUpper($operand1);
}
if (is_string($operand2)) {
$operand2 = Shared\StringHelper::strToUpper($operand2);
}
}
$useLowercaseFirstComparison = is_string($operand1) && is_string($operand2) && Functions::getCompatibilityMode() == Functions::COMPATIBILITY_OPENOFFICE;
// execute the necessary operation
switch ($operation) {
// Greater than
case '>':
if ($useLowercaseFirstComparison) {
$result = $this->strcmpLowercaseFirst($operand1, $operand2) > 0;
} else {
$result = ($operand1 > $operand2);
}
break;
// Less than
case '<':
if ($useLowercaseFirstComparison) {
$result = $this->strcmpLowercaseFirst($operand1, $operand2) < 0;
} else {
$result = ($operand1 < $operand2);
}
break;
// Equality
case '=':
if (is_numeric($operand1) && is_numeric($operand2)) {
$result = (abs($operand1 - $operand2) < $this->delta);
} else {
$result = $this->strcmpAllowNull($operand1, $operand2) == 0;
}
break;
// Greater than or equal
case '>=':
if (is_numeric($operand1) && is_numeric($operand2)) {
$result = ((abs($operand1 - $operand2) < $this->delta) || ($operand1 > $operand2));
} elseif ($useLowercaseFirstComparison) {
$result = $this->strcmpLowercaseFirst($operand1, $operand2) >= 0;
} else {
$result = $this->strcmpAllowNull($operand1, $operand2) >= 0;
}
break;
// Less than or equal
case '<=':
if (is_numeric($operand1) && is_numeric($operand2)) {
$result = ((abs($operand1 - $operand2) < $this->delta) || ($operand1 < $operand2));
} elseif ($useLowercaseFirstComparison) {
$result = $this->strcmpLowercaseFirst($operand1, $operand2) <= 0;
} else {
$result = $this->strcmpAllowNull($operand1, $operand2) <= 0;
}
break;
// Inequality
case '<>':
if (is_numeric($operand1) && is_numeric($operand2)) {
$result = (abs($operand1 - $operand2) > 1E-14);
} else {
$result = $this->strcmpAllowNull($operand1, $operand2) != 0;
}
break;
default:
throw new Exception('Unsupported binary comparison operation');
}
// Log the result details
$this->debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($result));
// And push the result onto the stack
$stack->push('Value', $result);
return $result;
}
/**
* Compare two strings in the same way as strcmp() except that lowercase come before uppercase letters.
*
* @param null|string $str1 First string value for the comparison
* @param null|string $str2 Second string value for the comparison
*
* @return int
*/
private function strcmpLowercaseFirst($str1, $str2)
{
$inversedStr1 = Shared\StringHelper::strCaseReverse($str1);
$inversedStr2 = Shared\StringHelper::strCaseReverse($str2);
return strcmp($inversedStr1 ?? '', $inversedStr2 ?? '');
}
/**
* PHP8.1 deprecates passing null to strcmp.
*
* @param null|string $str1 First string value for the comparison
* @param null|string $str2 Second string value for the comparison
*
* @return int
*/
private function strcmpAllowNull($str1, $str2)
{
return strcmp($str1 ?? '', $str2 ?? '');
}
/**
* @param mixed $operand1
* @param mixed $operand2
* @param mixed $operation
* @param string $matrixFunction
* @param mixed $stack
*
* @return bool|mixed
*/
private function executeNumericBinaryOperation($operand1, $operand2, $operation, $matrixFunction, &$stack)
{
// Validate the two operands
if (!$this->validateBinaryOperand($operand1, $stack)) {
return false;
}
if (!$this->validateBinaryOperand($operand2, $stack)) {
return false;
}
// If either of the operands is a matrix, we need to treat them both as matrices
// (converting the other operand to a matrix if need be); then perform the required
// matrix operation
if ((is_array($operand1)) || (is_array($operand2))) {
// Ensure that both operands are arrays/matrices of the same size
self::checkMatrixOperands($operand1, $operand2, 2);
try {
// Convert operand 1 from a PHP array to a matrix
$matrix = new Shared\JAMA\Matrix($operand1);
// Perform the required operation against the operand 1 matrix, passing in operand 2
$matrixResult = $matrix->$matrixFunction($operand2);
$result = $matrixResult->getArray();
} catch (\Exception $ex) {
$this->debugLog->writeDebugLog('JAMA Matrix Exception: ', $ex->getMessage());
$result = '#VALUE!';
}
} else {
if (
(Functions::getCompatibilityMode() != Functions::COMPATIBILITY_OPENOFFICE) &&
((is_string($operand1) && !is_numeric($operand1) && strlen($operand1) > 0) ||
(is_string($operand2) && !is_numeric($operand2) && strlen($operand2) > 0))
) {
$result = Functions::VALUE();
} else {
// If we're dealing with non-matrix operations, execute the necessary operation
switch ($operation) {
// Addition
case '+':
$result = $operand1 + $operand2;
break;
// Subtraction
case '-':
$result = $operand1 - $operand2;
break;
// Multiplication
case '*':
$result = $operand1 * $operand2;
break;
// Division
case '/':
if ($operand2 == 0) {
// Trap for Divide by Zero error
$stack->push('Error', '#DIV/0!');
$this->debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails('#DIV/0!'));
return false;
}
$result = $operand1 / $operand2;
break;
// Power
case '^':
$result = $operand1 ** $operand2;
break;
default:
throw new Exception('Unsupported numeric binary operation');
}
}
}
// Log the result details
$this->debugLog->writeDebugLog('Evaluation Result is ', $this->showTypeDetails($result));
// And push the result onto the stack
$stack->push('Value', $result);
return $result;
}
// trigger an error, but nicely, if need be
protected function raiseFormulaError($errorMessage)
{
$this->formulaError = $errorMessage;
$this->cyclicReferenceStack->clear();
if (!$this->suppressFormulaErrors) {
throw new Exception($errorMessage);
}
trigger_error($errorMessage, E_USER_ERROR);
return false;
}
/**
* Extract range values.
*
* @param string $pRange String based range representation
* @param Worksheet $pSheet Worksheet
* @param bool $resetLog Flag indicating whether calculation log should be reset or not
*
* @return mixed Array of values in range if range contains more than one element. Otherwise, a single value is returned.
*/
public function extractCellRange(&$pRange = 'A1', ?Worksheet $pSheet = null, $resetLog = true)
{
// Return value
$returnValue = [];
if ($pSheet !== null) {
$pSheetName = $pSheet->getTitle();
if (strpos($pRange, '!') !== false) {
[$pSheetName, $pRange] = Worksheet::extractSheetTitle($pRange, true);
$pSheet = $this->spreadsheet->getSheetByName($pSheetName);
}
// Extract range
$aReferences = Coordinate::extractAllCellReferencesInRange($pRange);
$pRange = $pSheetName . '!' . $pRange;
if (!isset($aReferences[1])) {
$currentCol = '';
$currentRow = 0;
// Single cell in range
sscanf($aReferences[0], '%[A-Z]%d', $currentCol, $currentRow);
if ($pSheet->cellExists($aReferences[0])) {
$returnValue[$currentRow][$currentCol] = $pSheet->getCell($aReferences[0])->getCalculatedValue($resetLog);
} else {
$returnValue[$currentRow][$currentCol] = null;
}
} else {
// Extract cell data for all cells in the range
foreach ($aReferences as $reference) {
$currentCol = '';
$currentRow = 0;
// Extract range
sscanf($reference, '%[A-Z]%d', $currentCol, $currentRow);
if ($pSheet->cellExists($reference)) {
$returnValue[$currentRow][$currentCol] = $pSheet->getCell($reference)->getCalculatedValue($resetLog);
} else {
$returnValue[$currentRow][$currentCol] = null;
}
}
}
}
return $returnValue;
}
/**
* Extract range values.
*
* @param string $pRange String based range representation
* @param Worksheet $pSheet Worksheet
* @param bool $resetLog Flag indicating whether calculation log should be reset or not
*
* @return mixed Array of values in range if range contains more than one element. Otherwise, a single value is returned.
*/
public function extractNamedRange(&$pRange = 'A1', ?Worksheet $pSheet = null, $resetLog = true)
{
// Return value
$returnValue = [];
if ($pSheet !== null) {
$pSheetName = $pSheet->getTitle();
if (strpos($pRange, '!') !== false) {
[$pSheetName, $pRange] = Worksheet::extractSheetTitle($pRange, true);
$pSheet = $this->spreadsheet->getSheetByName($pSheetName);
}
// Named range?
$namedRange = DefinedName::resolveName($pRange, $pSheet);
if ($namedRange === null) {
return Functions::REF();
}
$pSheet = $namedRange->getWorksheet();
$pRange = $namedRange->getValue();
$splitRange = Coordinate::splitRange($pRange);
// Convert row and column references
if (ctype_alpha($splitRange[0][0])) {
$pRange = $splitRange[0][0] . '1:' . $splitRange[0][1] . $namedRange->getWorksheet()->getHighestRow();
} elseif (ctype_digit($splitRange[0][0])) {
$pRange = 'A' . $splitRange[0][0] . ':' . $namedRange->getWorksheet()->getHighestColumn() . $splitRange[0][1];
}
// Extract range
$aReferences = Coordinate::extractAllCellReferencesInRange($pRange);
if (!isset($aReferences[1])) {
// Single cell (or single column or row) in range
[$currentCol, $currentRow] = Coordinate::coordinateFromString($aReferences[0]);
if ($pSheet->cellExists($aReferences[0])) {
$returnValue[$currentRow][$currentCol] = $pSheet->getCell($aReferences[0])->getCalculatedValue($resetLog);
} else {
$returnValue[$currentRow][$currentCol] = null;
}
} else {
// Extract cell data for all cells in the range
foreach ($aReferences as $reference) {
// Extract range
[$currentCol, $currentRow] = Coordinate::coordinateFromString($reference);
if ($pSheet->cellExists($reference)) {
$returnValue[$currentRow][$currentCol] = $pSheet->getCell($reference)->getCalculatedValue($resetLog);
} else {
$returnValue[$currentRow][$currentCol] = null;
}
}
}
}
return $returnValue;
}
/**
* Is a specific function implemented?
*
* @param string $pFunction Function Name
*
* @return bool
*/
public function isImplemented($pFunction)
{
$pFunction = strtoupper($pFunction);
$notImplemented = !isset(self::$phpSpreadsheetFunctions[$pFunction]) || (is_array(self::$phpSpreadsheetFunctions[$pFunction]['functionCall']) && self::$phpSpreadsheetFunctions[$pFunction]['functionCall'][1] === 'DUMMY');
return !$notImplemented;
}
/**
* Get a list of all implemented functions as an array of function objects.
*/
public function getFunctions(): array
{
return self::$phpSpreadsheetFunctions;
}
/**
* Get a list of implemented Excel function names.
*
* @return array
*/
public function getImplementedFunctionNames()
{
$returnValue = [];
foreach (self::$phpSpreadsheetFunctions as $functionName => $function) {
if ($this->isImplemented($functionName)) {
$returnValue[] = $functionName;
}
}
return $returnValue;
}
/**
* Add cell reference if needed while making sure that it is the last argument.
*
* @param bool $passCellReference
* @param array|string $functionCall
*
* @return array
*/
private function addCellReference(array $args, $passCellReference, $functionCall, ?Cell $pCell = null)
{
if ($passCellReference) {
if (is_array($functionCall)) {
$className = $functionCall[0];
$methodName = $functionCall[1];
$reflectionMethod = new ReflectionMethod($className, $methodName);
$argumentCount = count($reflectionMethod->getParameters());
while (count($args) < $argumentCount - 1) {
$args[] = null;
}
}
$args[] = $pCell;
}
return $args;
}
private function getUnusedBranchStoreKey()
{
$storeKeyValue = 'storeKey-' . $this->branchStoreKeyCounter;
++$this->branchStoreKeyCounter;
return $storeKeyValue;
}
private function getTokensAsString($tokens)
{
$tokensStr = array_map(function ($token) {
$value = $token['value'] ?? 'no value';
while (is_array($value)) {
$value = array_pop($value);
}
return $value;
}, $tokens);
return '[ ' . implode(' | ', $tokensStr) . ' ]';
}
/**
* @return mixed|string
*/
private function evaluateDefinedName(Cell $pCell, DefinedName $namedRange, Worksheet $pCellWorksheet, Stack $stack)
{
$definedNameScope = $namedRange->getScope();
if ($definedNameScope !== null && $definedNameScope !== $pCellWorksheet) {
// The defined name isn't in our current scope, so #REF
$result = Functions::REF();
$stack->push('Error', $result, $namedRange->getName());
return $result;
}
$definedNameValue = $namedRange->getValue();
$definedNameType = $namedRange->isFormula() ? 'Formula' : 'Range';
$definedNameWorksheet = $namedRange->getWorksheet();
if ($definedNameValue[0] !== '=') {
$definedNameValue = '=' . $definedNameValue;
}
$this->debugLog->writeDebugLog("Defined Name is a {$definedNameType} with a value of {$definedNameValue}");
$recursiveCalculationCell = ($definedNameWorksheet !== null && $definedNameWorksheet !== $pCellWorksheet)
? $definedNameWorksheet->getCell('A1')
: $pCell;
$recursiveCalculationCellAddress = $recursiveCalculationCell->getCoordinate();
// Adjust relative references in ranges and formulae so that we execute the calculation for the correct rows and columns
$definedNameValue = self::$referenceHelper->updateFormulaReferencesAnyWorksheet(
$definedNameValue,
Coordinate::columnIndexFromString($pCell->getColumn()) - 1,
$pCell->getRow() - 1
);
$this->debugLog->writeDebugLog("Value adjusted for relative references is {$definedNameValue}");
$recursiveCalculator = new self($this->spreadsheet);
$recursiveCalculator->getDebugLog()->setWriteDebugLog($this->getDebugLog()->getWriteDebugLog());
$recursiveCalculator->getDebugLog()->setEchoDebugLog($this->getDebugLog()->getEchoDebugLog());
$result = $recursiveCalculator->_calculateFormulaValue($definedNameValue, $recursiveCalculationCellAddress, $recursiveCalculationCell);
if ($this->getDebugLog()->getWriteDebugLog()) {
$this->debugLog->mergeDebugLog(array_slice($recursiveCalculator->getDebugLog()->getLog(), 3));
$this->debugLog->writeDebugLog("Evaluation Result for Named {$definedNameType} {$namedRange->getName()} is {$this->showTypeDetails($result)}");
}
$stack->push('Defined Name', $result, $namedRange->getName());
return $result;
}
}