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659 lines
16 KiB
659 lines
16 KiB
<?php
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namespace PhpOffice\PhpSpreadsheet\Calculation;
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use PhpOffice\PhpSpreadsheet\Cell\Cell;
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class Functions
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{
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const PRECISION = 8.88E-016;
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/**
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* 2 / PI.
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*/
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const M_2DIVPI = 0.63661977236758134307553505349006;
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/** constants */
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const COMPATIBILITY_EXCEL = 'Excel';
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const COMPATIBILITY_GNUMERIC = 'Gnumeric';
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const COMPATIBILITY_OPENOFFICE = 'OpenOfficeCalc';
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const RETURNDATE_PHP_NUMERIC = 'P';
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const RETURNDATE_UNIX_TIMESTAMP = 'P';
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const RETURNDATE_PHP_OBJECT = 'O';
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const RETURNDATE_PHP_DATETIME_OBJECT = 'O';
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const RETURNDATE_EXCEL = 'E';
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/**
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* Compatibility mode to use for error checking and responses.
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*
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* @var string
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*/
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protected static $compatibilityMode = self::COMPATIBILITY_EXCEL;
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/**
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* Data Type to use when returning date values.
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*
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* @var string
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*/
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protected static $returnDateType = self::RETURNDATE_EXCEL;
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/**
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* List of error codes.
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*
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* @var array
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*/
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protected static $errorCodes = [
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'null' => '#NULL!',
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'divisionbyzero' => '#DIV/0!',
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'value' => '#VALUE!',
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'reference' => '#REF!',
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'name' => '#NAME?',
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'num' => '#NUM!',
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'na' => '#N/A',
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'gettingdata' => '#GETTING_DATA',
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];
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/**
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* Set the Compatibility Mode.
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*
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* @param string $compatibilityMode Compatibility Mode
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* Permitted values are:
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* Functions::COMPATIBILITY_EXCEL 'Excel'
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* Functions::COMPATIBILITY_GNUMERIC 'Gnumeric'
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* Functions::COMPATIBILITY_OPENOFFICE 'OpenOfficeCalc'
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*
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* @return bool (Success or Failure)
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*/
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public static function setCompatibilityMode($compatibilityMode)
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{
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if (
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($compatibilityMode == self::COMPATIBILITY_EXCEL) ||
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($compatibilityMode == self::COMPATIBILITY_GNUMERIC) ||
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($compatibilityMode == self::COMPATIBILITY_OPENOFFICE)
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) {
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self::$compatibilityMode = $compatibilityMode;
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return true;
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}
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return false;
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}
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/**
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* Return the current Compatibility Mode.
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*
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* @return string Compatibility Mode
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* Possible Return values are:
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* Functions::COMPATIBILITY_EXCEL 'Excel'
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* Functions::COMPATIBILITY_GNUMERIC 'Gnumeric'
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* Functions::COMPATIBILITY_OPENOFFICE 'OpenOfficeCalc'
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*/
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public static function getCompatibilityMode()
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{
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return self::$compatibilityMode;
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}
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/**
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* Set the Return Date Format used by functions that return a date/time (Excel, PHP Serialized Numeric or PHP Object).
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*
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* @param string $returnDateType Return Date Format
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* Permitted values are:
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* Functions::RETURNDATE_UNIX_TIMESTAMP 'P'
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* Functions::RETURNDATE_PHP_DATETIME_OBJECT 'O'
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* Functions::RETURNDATE_EXCEL 'E'
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*
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* @return bool Success or failure
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*/
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public static function setReturnDateType($returnDateType)
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{
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if (
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($returnDateType == self::RETURNDATE_UNIX_TIMESTAMP) ||
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($returnDateType == self::RETURNDATE_PHP_DATETIME_OBJECT) ||
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($returnDateType == self::RETURNDATE_EXCEL)
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) {
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self::$returnDateType = $returnDateType;
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return true;
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}
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return false;
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}
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/**
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* Return the current Return Date Format for functions that return a date/time (Excel, PHP Serialized Numeric or PHP Object).
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*
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* @return string Return Date Format
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* Possible Return values are:
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* Functions::RETURNDATE_UNIX_TIMESTAMP 'P'
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* Functions::RETURNDATE_PHP_DATETIME_OBJECT 'O'
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* Functions::RETURNDATE_EXCEL 'E'
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*/
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public static function getReturnDateType()
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{
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return self::$returnDateType;
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}
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/**
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* DUMMY.
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*
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* @return string #Not Yet Implemented
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*/
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public static function DUMMY()
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{
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return '#Not Yet Implemented';
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}
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/**
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* DIV0.
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*
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* @return string #Not Yet Implemented
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*/
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public static function DIV0()
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{
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return self::$errorCodes['divisionbyzero'];
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}
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/**
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* NA.
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*
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* Excel Function:
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* =NA()
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*
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* Returns the error value #N/A
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* #N/A is the error value that means "no value is available."
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*
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* @return string #N/A!
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*/
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public static function NA()
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{
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return self::$errorCodes['na'];
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}
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/**
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* NaN.
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*
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* Returns the error value #NUM!
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*
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* @return string #NUM!
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*/
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public static function NAN()
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{
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return self::$errorCodes['num'];
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}
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/**
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* NAME.
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*
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* Returns the error value #NAME?
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*
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* @return string #NAME?
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*/
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public static function NAME()
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{
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return self::$errorCodes['name'];
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}
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/**
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* REF.
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*
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* Returns the error value #REF!
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*
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* @return string #REF!
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*/
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public static function REF()
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{
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return self::$errorCodes['reference'];
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}
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/**
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* NULL.
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*
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* Returns the error value #NULL!
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*
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* @return string #NULL!
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*/
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public static function null()
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{
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return self::$errorCodes['null'];
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}
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/**
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* VALUE.
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*
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* Returns the error value #VALUE!
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*
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* @return string #VALUE!
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*/
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public static function VALUE()
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{
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return self::$errorCodes['value'];
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}
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public static function isMatrixValue($idx)
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{
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return (substr_count($idx, '.') <= 1) || (preg_match('/\.[A-Z]/', $idx) > 0);
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}
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public static function isValue($idx)
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{
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return substr_count($idx, '.') == 0;
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}
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public static function isCellValue($idx)
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{
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return substr_count($idx, '.') > 1;
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}
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public static function ifCondition($condition)
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{
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$condition = self::flattenSingleValue($condition);
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if ($condition === '') {
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$condition = '=""';
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}
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if (!is_string($condition) || !in_array($condition[0], ['>', '<', '='])) {
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if (!is_numeric($condition)) {
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$condition = Calculation::wrapResult(strtoupper($condition));
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}
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return str_replace('""""', '""', '=' . $condition);
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}
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preg_match('/(=|<[>=]?|>=?)(.*)/', $condition, $matches);
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[, $operator, $operand] = $matches;
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if (is_numeric(trim($operand, '"'))) {
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$operand = trim($operand, '"');
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} elseif (!is_numeric($operand)) {
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$operand = str_replace('"', '""', $operand);
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$operand = Calculation::wrapResult(strtoupper($operand));
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}
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return str_replace('""""', '""', $operator . $operand);
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}
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/**
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* ERROR_TYPE.
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*
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* @param mixed $value Value to check
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*
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* @return bool
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*/
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public static function errorType($value = '')
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{
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$value = self::flattenSingleValue($value);
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$i = 1;
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foreach (self::$errorCodes as $errorCode) {
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if ($value === $errorCode) {
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return $i;
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}
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++$i;
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}
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return self::NA();
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}
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/**
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* IS_BLANK.
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*
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* @param mixed $value Value to check
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*
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* @return bool
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*/
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public static function isBlank($value = null)
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{
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if ($value !== null) {
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$value = self::flattenSingleValue($value);
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}
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return $value === null;
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}
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/**
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* IS_ERR.
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*
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* @param mixed $value Value to check
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*
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* @return bool
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*/
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public static function isErr($value = '')
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{
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$value = self::flattenSingleValue($value);
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return self::isError($value) && (!self::isNa(($value)));
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}
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/**
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* IS_ERROR.
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*
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* @param mixed $value Value to check
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*
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* @return bool
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*/
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public static function isError($value = '')
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{
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$value = self::flattenSingleValue($value);
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if (!is_string($value)) {
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return false;
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}
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return in_array($value, self::$errorCodes);
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}
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/**
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* IS_NA.
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*
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* @param mixed $value Value to check
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*
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* @return bool
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*/
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public static function isNa($value = '')
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{
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$value = self::flattenSingleValue($value);
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return $value === self::NA();
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}
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/**
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* IS_EVEN.
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*
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* @param mixed $value Value to check
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*
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* @return bool|string
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*/
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public static function isEven($value = null)
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{
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$value = self::flattenSingleValue($value);
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if ($value === null) {
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return self::NAME();
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} elseif ((is_bool($value)) || ((is_string($value)) && (!is_numeric($value)))) {
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return self::VALUE();
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}
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return $value % 2 == 0;
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}
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/**
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* IS_ODD.
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*
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* @param mixed $value Value to check
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*
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* @return bool|string
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*/
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public static function isOdd($value = null)
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{
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$value = self::flattenSingleValue($value);
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if ($value === null) {
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return self::NAME();
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} elseif ((is_bool($value)) || ((is_string($value)) && (!is_numeric($value)))) {
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return self::VALUE();
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}
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return abs($value) % 2 == 1;
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}
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/**
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* IS_NUMBER.
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*
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* @param mixed $value Value to check
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*
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* @return bool
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*/
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public static function isNumber($value = null)
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{
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$value = self::flattenSingleValue($value);
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if (is_string($value)) {
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return false;
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}
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return is_numeric($value);
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}
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/**
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* IS_LOGICAL.
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*
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* @param mixed $value Value to check
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*
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* @return bool
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*/
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public static function isLogical($value = null)
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{
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$value = self::flattenSingleValue($value);
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return is_bool($value);
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}
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/**
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* IS_TEXT.
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*
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* @param mixed $value Value to check
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*
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* @return bool
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*/
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public static function isText($value = null)
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{
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$value = self::flattenSingleValue($value);
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return is_string($value) && !self::isError($value);
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}
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/**
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* IS_NONTEXT.
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*
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* @param mixed $value Value to check
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*
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* @return bool
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*/
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public static function isNonText($value = null)
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{
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return !self::isText($value);
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}
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/**
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* N.
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*
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* Returns a value converted to a number
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*
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* @param null|mixed $value The value you want converted
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*
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* @return number N converts values listed in the following table
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* If value is or refers to N returns
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* A number That number
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* A date The serial number of that date
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* TRUE 1
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* FALSE 0
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* An error value The error value
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* Anything else 0
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*/
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public static function n($value = null)
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{
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while (is_array($value)) {
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$value = array_shift($value);
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}
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switch (gettype($value)) {
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case 'double':
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case 'float':
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case 'integer':
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return $value;
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case 'boolean':
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return (int) $value;
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case 'string':
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// Errors
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if ((strlen($value) > 0) && ($value[0] == '#')) {
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return $value;
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}
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break;
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}
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return 0;
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}
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/**
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* TYPE.
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*
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* Returns a number that identifies the type of a value
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*
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* @param null|mixed $value The value you want tested
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*
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* @return number N converts values listed in the following table
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* If value is or refers to N returns
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* A number 1
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* Text 2
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* Logical Value 4
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* An error value 16
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* Array or Matrix 64
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*/
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public static function TYPE($value = null)
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{
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$value = self::flattenArrayIndexed($value);
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if (is_array($value) && (count($value) > 1)) {
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end($value);
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$a = key($value);
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// Range of cells is an error
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if (self::isCellValue($a)) {
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return 16;
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// Test for Matrix
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} elseif (self::isMatrixValue($a)) {
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return 64;
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}
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} elseif (empty($value)) {
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// Empty Cell
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return 1;
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}
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$value = self::flattenSingleValue($value);
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if (($value === null) || (is_float($value)) || (is_int($value))) {
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return 1;
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} elseif (is_bool($value)) {
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return 4;
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} elseif (is_array($value)) {
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return 64;
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} elseif (is_string($value)) {
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// Errors
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if ((strlen($value) > 0) && ($value[0] == '#')) {
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return 16;
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}
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return 2;
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}
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return 0;
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}
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/**
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* Convert a multi-dimensional array to a simple 1-dimensional array.
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*
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* @param array $array Array to be flattened
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*
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* @return array Flattened array
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*/
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public static function flattenArray($array)
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{
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if (!is_array($array)) {
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return (array) $array;
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}
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$arrayValues = [];
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foreach ($array as $value) {
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if (is_array($value)) {
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foreach ($value as $val) {
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if (is_array($val)) {
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foreach ($val as $v) {
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$arrayValues[] = $v;
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}
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} else {
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$arrayValues[] = $val;
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}
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}
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} else {
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$arrayValues[] = $value;
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}
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}
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return $arrayValues;
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}
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/**
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* Convert a multi-dimensional array to a simple 1-dimensional array, but retain an element of indexing.
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*
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* @param array $array Array to be flattened
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*
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* @return array Flattened array
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*/
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public static function flattenArrayIndexed($array)
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{
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if (!is_array($array)) {
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return (array) $array;
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}
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$arrayValues = [];
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foreach ($array as $k1 => $value) {
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if (is_array($value)) {
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foreach ($value as $k2 => $val) {
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if (is_array($val)) {
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foreach ($val as $k3 => $v) {
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$arrayValues[$k1 . '.' . $k2 . '.' . $k3] = $v;
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}
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} else {
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$arrayValues[$k1 . '.' . $k2] = $val;
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}
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}
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} else {
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$arrayValues[$k1] = $value;
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}
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}
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return $arrayValues;
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}
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/**
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* Convert an array to a single scalar value by extracting the first element.
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*
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* @param mixed $value Array or scalar value
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*
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* @return mixed
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*/
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public static function flattenSingleValue($value = '')
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{
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while (is_array($value)) {
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$value = array_shift($value);
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}
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|
|
|
return $value;
|
|
}
|
|
|
|
/**
|
|
* ISFORMULA.
|
|
*
|
|
* @param mixed $cellReference The cell to check
|
|
* @param Cell $pCell The current cell (containing this formula)
|
|
*
|
|
* @return bool|string
|
|
*/
|
|
public static function isFormula($cellReference = '', ?Cell $pCell = null)
|
|
{
|
|
if ($pCell === null) {
|
|
return self::REF();
|
|
}
|
|
|
|
preg_match('/^' . Calculation::CALCULATION_REGEXP_CELLREF . '$/i', $cellReference, $matches);
|
|
|
|
$cellReference = $matches[6] . $matches[7];
|
|
$worksheetName = str_replace("''", "'", trim($matches[2], "'"));
|
|
|
|
$worksheet = (!empty($worksheetName))
|
|
? $pCell->getWorksheet()->getParent()->getSheetByName($worksheetName)
|
|
: $pCell->getWorksheet();
|
|
|
|
return $worksheet->getCell($cellReference)->isFormula();
|
|
}
|
|
}
|