=-]*)|(\'[^\']*\')|(\"[^\"]*\"))!)?\$?\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; /** * 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 */ 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 */ public 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, 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'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, 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[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' => '2-3', ], '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' => 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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' => 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=> [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\ComplexFunctions::class, 'IMLOG2'], 'argumentCount' => '1', ], 'IMPOWER' => [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\ComplexFunctions::class, 'IMPOWER'], 'argumentCount' => '2', ], 'IMPRODUCT' => [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\ComplexOperations::class, 'IMPRODUCT'], 'argumentCount' => '1+', ], 'IMREAL' => [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\Complex::class, 'IMREAL'], 'argumentCount' => '1', ], 'IMSEC' => [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\ComplexFunctions::class, 'IMSEC'], 'argumentCount' => '1', ], 'IMSECH' => [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\ComplexFunctions::class, 'IMSECH'], 'argumentCount' => '1', ], 'IMSIN' => [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\ComplexFunctions::class, 'IMSIN'], 'argumentCount' => '1', ], 'IMSINH' => [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\ComplexFunctions::class, 'IMSINH'], 'argumentCount' => '1', ], 'IMSQRT' => [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\ComplexFunctions::class, 'IMSQRT'], 'argumentCount' => '1', ], 'IMSUB' => [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\ComplexOperations::class, 'IMSUB'], 'argumentCount' => '2', ], 'IMSUM' => [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\ComplexOperations::class, 'IMSUM'], 'argumentCount' => '1+', ], 'IMTAN' => [ 'category' => Category::CATEGORY_ENGINEERING, 'functionCall' => [Engineering\ComplexFunctions::class, 'IMTAN'], 'argumentCount' => '1', ], 'INDEX' => [ 'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE, 'functionCall' => [LookupRef\Matrix::class, 'index'], 'argumentCount' => '1-4', ], 'INDIRECT' => [ 'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE, 'functionCall' => [LookupRef\Indirect::class, 'INDIRECT'], 'argumentCount' => '1,2', 'passCellReference' => true, ], 'INFO' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '1', ], 'INT' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [MathTrig\IntClass::class, 'evaluate'], 'argumentCount' => '1', ], 'INTERCEPT' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Trends::class, 'INTERCEPT'], 'argumentCount' => '2', ], 'INTRATE' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Financial\Securities\Rates::class, 'interest'], 'argumentCount' => '4,5', ], 'IPMT' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Financial\CashFlow\Constant\Periodic\Interest::class, 'payment'], 'argumentCount' => '4-6', ], 'IRR' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Financial\CashFlow\Variable\Periodic::class, 'rate'], 'argumentCount' => '1,2', ], 'ISBLANK' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'isBlank'], 'argumentCount' => '1', ], 'ISERR' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'isErr'], 'argumentCount' => '1', ], 'ISERROR' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'isError'], 'argumentCount' => '1', ], 'ISEVEN' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'isEven'], 'argumentCount' => '1', ], 'ISFORMULA' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'isFormula'], 'argumentCount' => '1', 'passCellReference' => true, 'passByReference' => [true], ], 'ISLOGICAL' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'isLogical'], 'argumentCount' => '1', ], 'ISNA' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'isNa'], 'argumentCount' => '1', ], 'ISNONTEXT' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'isNonText'], 'argumentCount' => '1', ], 'ISNUMBER' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'isNumber'], 'argumentCount' => '1', ], 'ISO.CEILING' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '1,2', ], 'ISODD' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'isOdd'], 'argumentCount' => '1', ], 'ISOWEEKNUM' => [ 'category' => Category::CATEGORY_DATE_AND_TIME, 'functionCall' => [DateTimeExcel\Week::class, 'isoWeekNumber'], 'argumentCount' => '1', ], 'ISPMT' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Financial\CashFlow\Constant\Periodic\Interest::class, 'schedulePayment'], 'argumentCount' => 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'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Standardize::class, 'execute'], 'argumentCount' => '3', ], 'STDEV' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\StandardDeviations::class, 'STDEV'], 'argumentCount' => '1+', ], 'STDEV.S' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\StandardDeviations::class, 'STDEV'], 'argumentCount' => '1+', ], 'STDEV.P' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\StandardDeviations::class, 'STDEVP'], 'argumentCount' => '1+', ], 'STDEVA' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\StandardDeviations::class, 'STDEVA'], 'argumentCount' => '1+', ], 'STDEVP' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\StandardDeviations::class, 'STDEVP'], 'argumentCount' => '1+', ], 'STDEVPA' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\StandardDeviations::class, 'STDEVPA'], 'argumentCount' => '1+', ], 'STEYX' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Trends::class, 'STEYX'], 'argumentCount' => '2', ], 'SUBSTITUTE' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [TextData\Replace::class, 'substitute'], 'argumentCount' => '3,4', ], 'SUBTOTAL' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [MathTrig\Subtotal::class, 'evaluate'], 'argumentCount' => '2+', 'passCellReference' => true, ], 'SUM' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [MathTrig\Sum::class, 'sumErroringStrings'], 'argumentCount' => '1+', ], 'SUMIF' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [Statistical\Conditional::class, 'SUMIF'], 'argumentCount' => '2,3', ], 'SUMIFS' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [Statistical\Conditional::class, 'SUMIFS'], 'argumentCount' => '3+', ], 'SUMPRODUCT' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [MathTrig\Sum::class, 'product'], 'argumentCount' => '1+', ], 'SUMSQ' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [MathTrig\SumSquares::class, 'sumSquare'], 'argumentCount' => '1+', ], 'SUMX2MY2' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [MathTrig\SumSquares::class, 'sumXSquaredMinusYSquared'], 'argumentCount' => '2', ], 'SUMX2PY2' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [MathTrig\SumSquares::class, 'sumXSquaredPlusYSquared'], 'argumentCount' => '2', ], 'SUMXMY2' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [MathTrig\SumSquares::class, 'sumXMinusYSquared'], 'argumentCount' => '2', ], 'SWITCH' => [ 'category' => Category::CATEGORY_LOGICAL, 'functionCall' => [Logical\Conditional::class, 'statementSwitch'], 'argumentCount' => '3+', ], 'SYD' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Financial\Depreciation::class, 'SYD'], 'argumentCount' => '4', ], 'T' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [TextData\Text::class, 'test'], 'argumentCount' => '1', ], 'TAN' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [MathTrig\Trig\Tangent::class, 'tan'], 'argumentCount' => '1', ], 'TANH' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [MathTrig\Trig\Tangent::class, 'tanh'], 'argumentCount' => '1', ], 'TBILLEQ' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Financial\TreasuryBill::class, 'bondEquivalentYield'], 'argumentCount' => '3', ], 'TBILLPRICE' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Financial\TreasuryBill::class, 'price'], 'argumentCount' => '3', ], 'TBILLYIELD' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Financial\TreasuryBill::class, 'yield'], 'argumentCount' => '3', ], 'TDIST' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Distributions\StudentT::class, 'distribution'], 'argumentCount' => '3', ], 'T.DIST' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '3', ], 'T.DIST.2T' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '2', ], 'T.DIST.RT' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '2', ], 'TEXT' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [TextData\Format::class, 'TEXTFORMAT'], 'argumentCount' => '2', ], 'TEXTJOIN' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [TextData\Concatenate::class, 'TEXTJOIN'], 'argumentCount' => '3+', ], 'THAIDAYOFWEEK' => [ 'category' => Category::CATEGORY_DATE_AND_TIME, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '?', ], 'THAIDIGIT' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '?', ], 'THAIMONTHOFYEAR' => [ 'category' => Category::CATEGORY_DATE_AND_TIME, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '?', ], 'THAINUMSOUND' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '?', ], 'THAINUMSTRING' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '?', ], 'THAISTRINGLENGTH' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '?', ], 'THAIYEAR' => [ 'category' => Category::CATEGORY_DATE_AND_TIME, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '?', ], 'TIME' => [ 'category' => Category::CATEGORY_DATE_AND_TIME, 'functionCall' => [DateTimeExcel\Time::class, 'fromHMS'], 'argumentCount' => '3', ], 'TIMEVALUE' => [ 'category' => Category::CATEGORY_DATE_AND_TIME, 'functionCall' => [DateTimeExcel\TimeValue::class, 'fromString'], 'argumentCount' => '1', ], 'TINV' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Distributions\StudentT::class, 'inverse'], 'argumentCount' => '2', ], 'T.INV' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Distributions\StudentT::class, 'inverse'], 'argumentCount' => '2', ], 'T.INV.2T' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '2', ], 'TODAY' => [ 'category' => Category::CATEGORY_DATE_AND_TIME, 'functionCall' => [DateTimeExcel\Current::class, 'today'], 'argumentCount' => '0', ], 'TRANSPOSE' => [ 'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE, 'functionCall' => [LookupRef\Matrix::class, 'transpose'], 'argumentCount' => '1', ], 'TREND' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Trends::class, 'TREND'], 'argumentCount' => '1-4', ], 'TRIM' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [TextData\Trim::class, 'spaces'], 'argumentCount' => '1', ], 'TRIMMEAN' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Averages\Mean::class, 'trim'], 'argumentCount' => '2', ], 'TRUE' => [ 'category' => Category::CATEGORY_LOGICAL, 'functionCall' => [Logical\Boolean::class, 'TRUE'], 'argumentCount' => '0', ], 'TRUNC' => [ 'category' => Category::CATEGORY_MATH_AND_TRIG, 'functionCall' => [MathTrig\Trunc::class, 'evaluate'], 'argumentCount' => '1,2', ], 'TTEST' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '4', ], 'T.TEST' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '4', ], 'TYPE' => [ 'category' => Category::CATEGORY_INFORMATION, 'functionCall' => [Functions::class, 'TYPE'], 'argumentCount' => '1', ], 'UNICHAR' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [TextData\CharacterConvert::class, 'character'], 'argumentCount' => '1', ], 'UNICODE' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [TextData\CharacterConvert::class, 'code'], 'argumentCount' => '1', ], 'UNIQUE' => [ 'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '1+', ], 'UPPER' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [TextData\CaseConvert::class, 'upper'], 'argumentCount' => '1', ], 'USDOLLAR' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Financial\Dollar::class, 'format'], 'argumentCount' => '2', ], 'VALUE' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [TextData\Format::class, 'VALUE'], 'argumentCount' => '1', ], 'VALUETOTEXT' => [ 'category' => Category::CATEGORY_TEXT_AND_DATA, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '?', ], 'VAR' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Variances::class, 'VAR'], 'argumentCount' => '1+', ], 'VAR.P' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Variances::class, 'VARP'], 'argumentCount' => '1+', ], 'VAR.S' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Variances::class, 'VAR'], 'argumentCount' => '1+', ], 'VARA' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Variances::class, 'VARA'], 'argumentCount' => '1+', ], 'VARP' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Variances::class, 'VARP'], 'argumentCount' => '1+', ], 'VARPA' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Variances::class, 'VARPA'], 'argumentCount' => '1+', ], 'VDB' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '5-7', ], 'VLOOKUP' => [ 'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE, 'functionCall' => [LookupRef\VLookup::class, 'lookup'], 'argumentCount' => '3,4', ], 'WEBSERVICE' => [ 'category' => Category::CATEGORY_WEB, 'functionCall' => [Web\Service::class, 'webService'], 'argumentCount' => '1', ], 'WEEKDAY' => [ 'category' => Category::CATEGORY_DATE_AND_TIME, 'functionCall' => [DateTimeExcel\Week::class, 'day'], 'argumentCount' => '1,2', ], 'WEEKNUM' => [ 'category' => Category::CATEGORY_DATE_AND_TIME, 'functionCall' => [DateTimeExcel\Week::class, 'number'], 'argumentCount' => '1,2', ], 'WEIBULL' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Distributions\Weibull::class, 'distribution'], 'argumentCount' => '4', ], 'WEIBULL.DIST' => [ 'category' => Category::CATEGORY_STATISTICAL, 'functionCall' => [Statistical\Distributions\Weibull::class, 'distribution'], 'argumentCount' => '4', ], 'WORKDAY' => [ 'category' => Category::CATEGORY_DATE_AND_TIME, 'functionCall' => [DateTimeExcel\WorkDay::class, 'date'], 'argumentCount' => '2-3', ], 'WORKDAY.INTL' => [ 'category' => Category::CATEGORY_DATE_AND_TIME, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '2-4', ], 'XIRR' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Financial\CashFlow\Variable\NonPeriodic::class, 'rate'], 'argumentCount' => '2,3', ], 'XLOOKUP' => [ 'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '3-6', ], 'XNPV' => [ 'category' => Category::CATEGORY_FINANCIAL, 'functionCall' => [Financial\CashFlow\Variable\NonPeriodic::class, 'presentValue'], 'argumentCount' => '3', ], 'XMATCH' => [ 'category' => Category::CATEGORY_LOOKUP_AND_REFERENCE, 'functionCall' => [Functions::class, 'DUMMY'], 'argumentCount' => '2,3', ], '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->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 $calculationCacheEnabled */ public function setCalculationCacheEnabled($calculationCacheEnabled): void { $this->calculationCacheEnabled = $calculationCacheEnabled; $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; private static $functionReplaceToLocale; public function _translateFormulaToLocale($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; private static $functionReplaceToExcel; public function _translateFormulaToEnglish($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 $cell Cell to calculate * * @return mixed */ public function calculate(?Cell $cell = null) { try { return $this->calculateCellValue($cell); } catch (\Exception $e) { throw new Exception($e->getMessage()); } } /** * Calculate the value of a cell formula. * * @param Cell $cell Cell to calculate * @param bool $resetLog Flag indicating whether the debug log should be reset or not * * @return mixed */ public function calculateCellValue(?Cell $cell = null, $resetLog = true) { if ($cell === 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' => $cell->getWorksheet()->getTitle(), 'cell' => $cell->getCoordinate(), ]; try { $result = self::unwrapResult($this->_calculateFormulaValue($cell->getValue(), $cell->getCoordinate(), $cell)); $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 && $cell->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 $cell Cell to calculate * * @return mixed */ public function calculateFormula($formula, $cellID = null, ?Cell $cell = null) { // Initialise the logging settings $this->formulaError = null; $this->debugLog->clearLog(); $this->cyclicReferenceStack->clear(); $resetCache = $this->getCalculationCacheEnabled(); if ($this->spreadsheet !== null && $cellID === null && $cell === null) { $cellID = 'A1'; $cell = $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, $cell)); } 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 $cell Cell to calculate * * @return mixed */ public function _calculateFormulaValue($formula, $cellID = null, ?Cell $cell = null) { $cellValue = null; // Quote-Prefixed cell values cannot be formulae, but are treated as strings if ($cell !== null && $cell->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 = ($cell !== null) ? $cell->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, $cell), $cellID, $cell); $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']; } elseif ($value === null) { return self::$localeBoolean['NULL']; } } 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|false */ private function internalParseFormula($formula, ?Cell $cell = 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 = ($cell !== null) ? $cell->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' => 'Empty Argument', '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'; /** @var int $valx */ $valx = $val; $endRowColRef = ($refSheet !== null) ? $refSheet->getHighestDataColumn($valx) : '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) { $output[] = ['type' => 'Empty Argument', 'value' => self::$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); if (is_array($operand[$rowKey]) === false) { $operandData['value'] = $operand[$rowKey]; return $operand[$rowKey]; } $cKeys = array_keys(array_keys($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 $cellID * * @return array|false */ private function processTokenStack($tokens, $cellID = null, ?Cell $cell = null) { if ($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 $pCellWorksheet = ($cell !== null) ? $cell->getWorksheet() : null; $pCellParent = ($cell !== null) ? $cell->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-' . $storeKey] = true; } continue; } } // if the token is a binary operator, pop the top two values off the stack, do the operation, and push the result back on the stack if (!is_numeric($token) && 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 = $this->executeBinaryComparisonOperation($operand1, $operand2, (string) $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 = $sheet1; } if (trim($sheet1, "'") === trim($sheet2, "'")) { if ($operand1Data['reference'] === null) { if ((trim($operand1Data['value']) != '') && (is_numeric($operand1Data['value']))) { $operand1Data['reference'] = $cell->getColumn() . $operand1Data['value']; } elseif (trim($operand1Data['reference']) == '') { $operand1Data['reference'] = $cell->getCoordinate(); } else { $operand1Data['reference'] = $operand1Data['value'] . $cell->getRow(); } } if ($operand2Data['reference'] === null) { if ((trim($operand2Data['value']) != '') && (is_numeric($operand2Data['value']))) { $operand2Data['reference'] = $cell->getColumn() . $operand2Data['value']; } elseif (trim($operand2Data['reference']) == '') { $operand2Data['reference'] = $cell->getCoordinate(); } else { $operand2Data['reference'] = $operand2Data['value'] . $cell->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 ($cell === 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 ($cell === 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); $cell->attach($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); $cell->attach($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) { $cell->attach($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 = []; $emptyArguments = []; for ($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 { $emptyArguments[] = ($arg['type'] === 'Empty Argument'); $args[] = self::unwrapResult($arg['value']); if ($functionName !== 'MKMATRIX') { $argArrayVals[] = $this->showValue($arg['value']); } } } // Reverse the order of the arguments krsort($args); krsort($emptyArguments); if ($argCount > 0) { $args = $this->addDefaultArgumentValues($functionCall, $args, $emptyArguments); } if (($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, $cell); if (!is_array($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] == '#')) { $stack->push($tokenData['type'], $token, $tokenData['reference']); if (isset($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 = $matches[6]; if ($cell === 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 = $this->evaluateDefinedName($cell, $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 mixed $operand1 * @param mixed $operand2 * @param string $operation * * @return array */ private function executeArrayComparison($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)); $this->executeBinaryComparisonOperation($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)); $this->executeBinaryComparisonOperation($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])); $this->executeBinaryComparisonOperation($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 mixed $operand1 * @param mixed $operand2 * @param string $operation * @param bool $recursingArrays * * @return mixed */ private function executeBinaryComparisonOperation($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 $this->executeArrayComparison($operand1, $operand2, $operation, $stack, $recursingArrays); } $result = BinaryComparison::compare($operand1, $operand2, $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; } /** * @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. * * @return false */ protected function raiseFormulaError(string $errorMessage) { $this->formulaError = $errorMessage; $this->cyclicReferenceStack->clear(); if (!$this->suppressFormulaErrors) { throw new Exception($errorMessage); } if (strlen($errorMessage) > 0) { trigger_error($errorMessage, E_USER_ERROR); } return false; } /** * Extract range values. * * @param string $range String based range representation * @param Worksheet $worksheet Worksheet * @param bool $resetLog Flag indicating whether calculation log should be reset or not * * @return mixed Array of values in range if range contains more than one element. Otherwise, a single value is returned. */ public function extractCellRange(&$range = 'A1', ?Worksheet $worksheet = null, $resetLog = true) { // Return value $returnValue = []; if ($worksheet !== null) { $worksheetName = $worksheet->getTitle(); if (strpos($range, '!') !== false) { [$worksheetName, $range] = Worksheet::extractSheetTitle($range, true); $worksheet = $this->spreadsheet->getSheetByName($worksheetName); } // Extract range $aReferences = Coordinate::extractAllCellReferencesInRange($range); $range = "'" . $worksheetName . "'" . '!' . $range; if (!isset($aReferences[1])) { $currentCol = ''; $currentRow = 0; // Single cell in range sscanf($aReferences[0], '%[A-Z]%d', $currentCol, $currentRow); if ($worksheet->cellExists($aReferences[0])) { $returnValue[$currentRow][$currentCol] = $worksheet->getCell($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, $currentRow); if ($worksheet->cellExists($reference)) { $returnValue[$currentRow][$currentCol] = $worksheet->getCell($reference)->getCalculatedValue($resetLog); } else { $returnValue[$currentRow][$currentCol] = null; } } } } return $returnValue; } /** * Extract range values. * * @param string $range String based range representation * @param null|Worksheet $worksheet Worksheet * @param bool $resetLog Flag indicating whether calculation log should be reset or not * * @return mixed Array of values in range if range contains more than one element. Otherwise, a single value is returned. */ public function extractNamedRange(string &$range = 'A1', ?Worksheet $worksheet = null, $resetLog = true) { // Return value $returnValue = []; if ($worksheet !== null) { if (strpos($range, '!') !== false) { [$worksheetName, $range] = Worksheet::extractSheetTitle($range, true); $worksheet = $this->spreadsheet->getSheetByName($worksheetName); } // Named range? $namedRange = DefinedName::resolveName($range, $worksheet); if ($namedRange === null) { return Functions::REF(); } $worksheet = $namedRange->getWorksheet(); $range = $namedRange->getValue(); $splitRange = Coordinate::splitRange($range); // Convert row and column references if (ctype_alpha($splitRange[0][0])) { $range = $splitRange[0][0] . '1:' . $splitRange[0][1] . $namedRange->getWorksheet()->getHighestRow(); } elseif (ctype_digit($splitRange[0][0])) { $range = 'A' . $splitRange[0][0] . ':' . $namedRange->getWorksheet()->getHighestColumn() . $splitRange[0][1]; } // Extract range $aReferences = Coordinate::extractAllCellReferencesInRange($range); if (!isset($aReferences[1])) { // Single cell (or single column or row) in range [$currentCol, $currentRow] = Coordinate::coordinateFromString($aReferences[0]); if ($worksheet->cellExists($aReferences[0])) { $returnValue[$currentRow][$currentCol] = $worksheet->getCell($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 ($worksheet->cellExists($reference)) { $returnValue[$currentRow][$currentCol] = $worksheet->getCell($reference)->getCalculatedValue($resetLog); } else { $returnValue[$currentRow][$currentCol] = null; } } } } return $returnValue; } /** * Is a specific function implemented? * * @param string $function Function Name * * @return bool */ public function isImplemented($function) { $function = strtoupper($function); $notImplemented = !isset(self::$phpSpreadsheetFunctions[$function]) || (is_array(self::$phpSpreadsheetFunctions[$function]['functionCall']) && self::$phpSpreadsheetFunctions[$function]['functionCall'][1] === 'DUMMY'); return !$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; } private function addDefaultArgumentValues(array $functionCall, array $args, array $emptyArguments): array { $reflector = new ReflectionMethod(implode('::', $functionCall)); $methodArguments = $reflector->getParameters(); if (count($methodArguments) > 0) { // Apply any defaults for empty argument values foreach ($emptyArguments as $argumentId => $isArgumentEmpty) { if ($isArgumentEmpty === true) { $reflectedArgumentId = count($args) - (int) $argumentId - 1; if ( !array_key_exists($reflectedArgumentId, $methodArguments) || $methodArguments[$reflectedArgumentId]->isVariadic() ) { break; } $args[$argumentId] = $this->getArgumentDefaultValue($methodArguments[$reflectedArgumentId]); } } } return $args; } /** * @return null|mixed */ private function getArgumentDefaultValue(ReflectionParameter $methodArgument) { $defaultValue = null; if ($methodArgument->isDefaultValueAvailable()) { $defaultValue = $methodArgument->getDefaultValue(); if ($methodArgument->isDefaultValueConstant()) { $constantName = $methodArgument->getDefaultValueConstantName() ?? ''; // read constant value if (strpos($constantName, '::') !== false) { [$className, $constantName] = explode('::', $constantName); $constantReflector = new ReflectionClassConstant($className, $constantName); return $constantReflector->getValue(); } return constant($constantName); } } return $defaultValue; } /** * 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 $cell = null) { if ($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[] = $cell; } 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 $cell, DefinedName $namedRange, Worksheet $cellWorksheet, Stack $stack) { $definedNameScope = $namedRange->getScope(); if ($definedNameScope !== null && $definedNameScope !== $cellWorksheet) { // 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 !== $cellWorksheet) ? $definedNameWorksheet->getCell('A1') : $cell; $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( $definedNameValue, Coordinate::columnIndexFromString($cell->getColumn()) - 1, $cell->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; } }