mirror of
https://github.com/retailcrm/PHPExcel.git
synced 2024-11-25 23:06:03 +03:00
Minor memory and performance improvements
This commit is contained in:
Mark Baker
parent
0baa487442
commit
9a085abd7d
@ -114,15 +114,6 @@ class PHPExcel_Calculation {
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private static $_calculationCacheEnabled = true;
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/**
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* Calculation cache expiration time
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*
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* @access private
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* @var float
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*/
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private static $_calculationCacheExpirationTime = 15;
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/**
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* List of operators that can be used within formulae
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* The true/false value indicates whether it is a binary operator or a unary operator
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@ -1841,28 +1832,6 @@ class PHPExcel_Calculation {
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} // function clearCalculationCache()
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/**
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* Get calculation cache expiration time
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*
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* @return float
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*/
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public function getCalculationCacheExpirationTime() {
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return self::$_calculationCacheExpirationTime;
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} // getCalculationCacheExpirationTime()
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/**
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* Set calculation cache expiration time
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*
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* @param float $pValue
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*/
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public function setCalculationCacheExpirationTime($pValue = 15) {
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self::$_calculationCacheExpirationTime = $pValue;
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} // function setCalculationCacheExpirationTime()
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/**
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* Get the currently defined locale code
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*
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@ -2280,32 +2249,20 @@ class PHPExcel_Calculation {
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}
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}
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// Is calculation cacheing enabled?
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if ($cellID !== NULL) {
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if (self::$_calculationCacheEnabled) {
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// Is the value present in calculation cache?
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// echo 'Testing cache value<br />';
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if (isset(self::$_calculationCache[$wsTitle][$cellID])) {
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// echo 'Value is in cache<br />';
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$this->_writeDebug('Testing cache value for cell '.$cellID);
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// Is cache still valid?
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if ((microtime(true) - self::$_calculationCache[$wsTitle][$cellID]['time']) < self::$_calculationCacheExpirationTime) {
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// echo 'Cache time is still valid<br />';
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$this->_writeDebug('Retrieving value for '.$cellID.' from cache');
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// Return the cached result
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$returnValue = self::$_calculationCache[$wsTitle][$cellID]['data'];
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// echo 'Retrieving data value of '.$returnValue.' for '.$cellID.' from cache<br />';
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if (is_array($returnValue)) {
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$returnValue = PHPExcel_Calculation_Functions::flattenArray($returnValue);
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return array_shift($returnValue);
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}
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return $returnValue;
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} else {
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// echo 'Cache has expired<br />';
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$this->_writeDebug('Cache value for '.$cellID.' has expired');
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// Clear the cache if it's no longer valid
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unset(self::$_calculationCache[$wsTitle][$cellID]);
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}
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if (($cellID !== NULL) && (self::$_calculationCacheEnabled)) {
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// Is the value present in calculation cache?
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$this->_writeDebug('Testing cache for cell ', $cellID);
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if (isset(self::$_calculationCache[$wsTitle][$cellID])) {
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// echo 'Value is in cache<br />';
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$this->_writeDebug('Retrieving value for ', $cellID, ' from cache');
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// Return the cached result
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$returnValue = self::$_calculationCache[$wsTitle][$cellID];
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// echo 'Retrieving data value of '.$returnValue.' for '.$cellID.' from cache<br />';
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if (is_array($returnValue)) {
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$returnValue = PHPExcel_Calculation_Functions::flattenArray($returnValue);
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return array_shift($returnValue);
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}
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return $returnValue;
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}
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}
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@ -2333,11 +2290,8 @@ class PHPExcel_Calculation {
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array_pop($this->debugLogStack);
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// Save to calculation cache
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if ($cellID !== NULL) {
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if (self::$_calculationCacheEnabled) {
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self::$_calculationCache[$wsTitle][$cellID]['time'] = microtime(true);
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self::$_calculationCache[$wsTitle][$cellID]['data'] = $cellValue;
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}
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if (($cellID !== NULL) && (self::$_calculationCacheEnabled)) {
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self::$_calculationCache[$wsTitle][$cellID] = $cellValue;
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}
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// Return the calculated value
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@ -3032,9 +2986,9 @@ class PHPExcel_Calculation {
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// Log what we're doing
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if ($token == ':') {
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$this->_writeDebug('Evaluating Range '.$this->_showValue($operand1Data['reference']).$token.$this->_showValue($operand2Data['reference']));
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$this->_writeDebug('Evaluating Range ', $this->_showValue($operand1Data['reference']), $token, $this->_showValue($operand2Data['reference']));
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} else {
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$this->_writeDebug('Evaluating '.$this->_showValue($operand1).' '.$token.' '.$this->_showValue($operand2));
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$this->_writeDebug('Evaluating ', $this->_showValue($operand1), ' ', $token, ' ', $this->_showValue($operand2));
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}
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// Process the operation in the appropriate manner
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@ -3135,13 +3089,13 @@ class PHPExcel_Calculation {
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$matrixResult = $matrix->concat($operand2);
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$result = $matrixResult->getArray();
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} catch (PHPExcel_Exception $ex) {
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$this->_writeDebug('JAMA Matrix Exception: '.$ex->getMessage());
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$this->_writeDebug('JAMA Matrix Exception: ', $ex->getMessage());
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$result = '#VALUE!';
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}
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} else {
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$result = '"'.str_replace('""','"',self::_unwrapResult($operand1,'"').self::_unwrapResult($operand2,'"')).'"';
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}
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$this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($result));
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$this->_writeDebug('Evaluation Result is ', $this->_showTypeDetails($result));
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$stack->push('Value',$result);
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break;
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case '|' : // Intersect
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@ -3155,7 +3109,7 @@ class PHPExcel_Calculation {
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}
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}
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$cellRef = PHPExcel_Cell::stringFromColumnIndex(min($oCol)).min($oRow).':'.PHPExcel_Cell::stringFromColumnIndex(max($oCol)).max($oRow);
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$this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($cellIntersect));
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$this->_writeDebug('Evaluation Result is ', $this->_showTypeDetails($cellIntersect));
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$stack->push('Value',$cellIntersect,$cellRef);
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break;
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}
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@ -3167,11 +3121,11 @@ class PHPExcel_Calculation {
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$arg = $arg['value'];
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if ($token === '~') {
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// echo 'Token is a negation operator<br />';
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$this->_writeDebug('Evaluating Negation of '.$this->_showValue($arg));
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$this->_writeDebug('Evaluating Negation of ', $this->_showValue($arg));
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$multiplier = -1;
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} else {
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// echo 'Token is a percentile operator<br />';
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$this->_writeDebug('Evaluating Percentile of '.$this->_showValue($arg));
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$this->_writeDebug('Evaluating Percentile of ', $this->_showValue($arg));
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$multiplier = 0.01;
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}
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if (is_array($arg)) {
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@ -3181,10 +3135,10 @@ class PHPExcel_Calculation {
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$matrixResult = $matrix1->arrayTimesEquals($multiplier);
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$result = $matrixResult->getArray();
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} catch (PHPExcel_Exception $ex) {
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$this->_writeDebug('JAMA Matrix Exception: '.$ex->getMessage());
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$this->_writeDebug('JAMA Matrix Exception: ', $ex->getMessage());
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$result = '#VALUE!';
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}
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$this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($result));
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$this->_writeDebug('Evaluation Result is ', $this->_showTypeDetails($result));
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$stack->push('Value',$result);
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} else {
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$this->_executeNumericBinaryOperation($cellID,$multiplier,$arg,'*','arrayTimesEquals',$stack);
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@ -3208,23 +3162,23 @@ class PHPExcel_Calculation {
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}
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$matches[2] = trim($matches[2],"\"'");
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// echo '$cellRef='.$cellRef.' in worksheet '.$matches[2].'<br />';
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$this->_writeDebug('Evaluating Cell Range '.$cellRef.' in worksheet '.$matches[2]);
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$this->_writeDebug('Evaluating Cell Range ', $cellRef, ' in worksheet ', $matches[2]);
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if ($pCellParent !== NULL) {
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$cellValue = $this->extractCellRange($cellRef, $pCellParent->getParent()->getSheetByName($matches[2]), false);
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} else {
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return $this->_raiseFormulaError('Unable to access Cell Reference');
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}
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$this->_writeDebug('Evaluation Result for cells '.$cellRef.' in worksheet '.$matches[2].' is '.$this->_showTypeDetails($cellValue));
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$this->_writeDebug('Evaluation Result for cells ', $cellRef, ' in worksheet ', $matches[2], ' is ', $this->_showTypeDetails($cellValue));
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// $cellRef = $matches[2].'!'.$cellRef;
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} else {
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// echo '$cellRef='.$cellRef.' in current worksheet<br />';
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$this->_writeDebug('Evaluating Cell Range '.$cellRef.' in current worksheet');
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$this->_writeDebug('Evaluating Cell Range ', $cellRef, ' in current worksheet');
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if ($pCellParent !== NULL) {
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$cellValue = $this->extractCellRange($cellRef, $pCellParent, false);
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} else {
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return $this->_raiseFormulaError('Unable to access Cell Reference');
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}
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$this->_writeDebug('Evaluation Result for cells '.$cellRef.' is '.$this->_showTypeDetails($cellValue));
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$this->_writeDebug('Evaluation Result for cells ', $cellRef, ' is ', $this->_showTypeDetails($cellValue));
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}
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}
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} else {
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@ -3241,7 +3195,7 @@ class PHPExcel_Calculation {
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return $this->_raiseFormulaError('Unable to access External Workbook');
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}
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// echo '$cellRef='.$cellRef.' in worksheet '.$matches[2].'<br />';
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$this->_writeDebug('Evaluating Cell '.$cellRef.' in worksheet '.$matches[2]);
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$this->_writeDebug('Evaluating Cell ', $cellRef, ' in worksheet ', $matches[2]);
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if ($pCellParent !== NULL) {
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if ($pCellParent->getParent()->getSheetByName($matches[2])->cellExists($cellRef)) {
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$cellValue = $this->extractCellRange($cellRef, $pCellParent->getParent()->getSheetByName($matches[2]), false);
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@ -3252,18 +3206,18 @@ class PHPExcel_Calculation {
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} else {
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return $this->_raiseFormulaError('Unable to access Cell Reference');
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}
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$this->_writeDebug('Evaluation Result for cell '.$cellRef.' in worksheet '.$matches[2].' is '.$this->_showTypeDetails($cellValue));
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$this->_writeDebug('Evaluation Result for cell ', $cellRef, ' in worksheet ', $matches[2], ' is ', $this->_showTypeDetails($cellValue));
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// $cellRef = $matches[2].'!'.$cellRef;
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} else {
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// echo '$cellRef='.$cellRef.' in current worksheet<br />';
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$this->_writeDebug('Evaluating Cell '.$cellRef.' in current worksheet');
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$this->_writeDebug('Evaluating Cell ', $cellRef, ' in current worksheet');
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if ($pCellParent->cellExists($cellRef)) {
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$cellValue = $this->extractCellRange($cellRef, $pCellParent, false);
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$pCell->attach($pCellParent);
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} else {
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$cellValue = null;
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}
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$this->_writeDebug('Evaluation Result for cell '.$cellRef.' is '.$this->_showTypeDetails($cellValue));
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$this->_writeDebug('Evaluation Result for cell ', $cellRef, ' is ', $this->_showTypeDetails($cellValue));
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}
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}
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}
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@ -3276,7 +3230,7 @@ class PHPExcel_Calculation {
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$argCount = $stack->pop();
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$argCount = $argCount['value'];
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if ($functionName != 'MKMATRIX') {
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$this->_writeDebug('Evaluating Function '.self::_localeFunc($functionName).'() with '.(($argCount == 0) ? 'no' : $argCount).' argument'.(($argCount == 1) ? '' : 's'));
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$this->_writeDebug('Evaluating Function ', self::_localeFunc($functionName), '() with ', (($argCount == 0) ? 'no' : $argCount), ' argument', (($argCount == 1) ? '' : 's'));
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}
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if ((isset(self::$_PHPExcelFunctions[$functionName])) || (isset(self::$_controlFunctions[$functionName]))) { // function
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if (isset(self::$_PHPExcelFunctions[$functionName])) {
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@ -3321,28 +3275,28 @@ class PHPExcel_Calculation {
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if ($functionName != 'MKMATRIX') {
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if ($this->writeDebugLog) {
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krsort($argArrayVals);
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$this->_writeDebug('Evaluating '. self::_localeFunc($functionName).'( '.implode(self::$_localeArgumentSeparator.' ',PHPExcel_Calculation_Functions::flattenArray($argArrayVals)).' )');
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$this->_writeDebug('Evaluating ', self::_localeFunc($functionName), '( '.implode(self::$_localeArgumentSeparator.' ',PHPExcel_Calculation_Functions::flattenArray($argArrayVals)).' )');
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}
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}
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// Process each argument in turn, building the return value as an array
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// if (($argCount == 1) && (is_array($args[1])) && ($functionName != 'MKMATRIX')) {
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// $operand1 = $args[1];
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// $this->_writeDebug('Argument is a matrix: '.$this->_showValue($operand1));
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// $this->_writeDebug('Argument is a matrix: ', $this->_showValue($operand1));
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// $result = array();
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// $row = 0;
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// foreach($operand1 as $args) {
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// if (is_array($args)) {
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// foreach($args as $arg) {
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// $this->_writeDebug('Evaluating '.self::_localeFunc($functionName).'( '.$this->_showValue($arg).' )');
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// $this->_writeDebug('Evaluating ', self::_localeFunc($functionName), '( '.$this->_showValue($arg), ' )');
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// $r = call_user_func_array($functionCall,$arg);
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// $this->_writeDebug('Evaluation Result for '.self::_localeFunc($functionName).'() function call is '.$this->_showTypeDetails($r));
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// $this->_writeDebug('Evaluation Result for ', self::_localeFunc($functionName), '() function call is ', $this->_showTypeDetails($r));
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// $result[$row][] = $r;
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// }
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// ++$row;
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// } else {
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// $this->_writeDebug('Evaluating '.self::_localeFunc($functionName).'( '.$this->_showValue($args).' )');
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// $this->_writeDebug('Evaluating ', self::_localeFunc($functionName), '( '.$this->_showValue($args), ' )');
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// $r = call_user_func_array($functionCall,$args);
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// $this->_writeDebug('Evaluation Result for '.self::_localeFunc($functionName).'() function call is '.$this->_showTypeDetails($r));
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// $this->_writeDebug('Evaluation Result for ', self::_localeFunc($functionName), '() function call is ', $this->_showTypeDetails($r));
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// $result[] = $r;
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// }
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// }
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@ -3362,7 +3316,7 @@ class PHPExcel_Calculation {
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}
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// }
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if ($functionName != 'MKMATRIX') {
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$this->_writeDebug('Evaluation Result for '.self::_localeFunc($functionName).'() function call is '.$this->_showTypeDetails($result));
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$this->_writeDebug('Evaluation Result for ', self::_localeFunc($functionName), '() function call is ', $this->_showTypeDetails($result));
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}
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$stack->push('Value',self::_wrapResult($result));
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}
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@ -3373,7 +3327,7 @@ class PHPExcel_Calculation {
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$excelConstant = strtoupper($token);
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// echo 'Token is a PHPExcel constant: '.$excelConstant.'<br />';
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$stack->push('Constant Value',self::$_ExcelConstants[$excelConstant]);
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$this->_writeDebug('Evaluating Constant '.$excelConstant.' as '.$this->_showTypeDetails(self::$_ExcelConstants[$excelConstant]));
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$this->_writeDebug('Evaluating Constant ', $excelConstant, ' as ', $this->_showTypeDetails(self::$_ExcelConstants[$excelConstant]));
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} elseif ((is_numeric($token)) || ($token === NULL) || (is_bool($token)) || ($token == '') || ($token{0} == '"') || ($token{0} == '#')) {
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// echo 'Token is a number, boolean, string, null or an Excel error<br />';
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$stack->push('Value',$token);
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@ -3382,10 +3336,10 @@ class PHPExcel_Calculation {
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// echo 'Token is a named range<br />';
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$namedRange = $matches[6];
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// echo 'Named Range is '.$namedRange.'<br />';
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$this->_writeDebug('Evaluating Named Range '.$namedRange);
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$this->_writeDebug('Evaluating Named Range ', $namedRange);
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$cellValue = $this->extractNamedRange($namedRange, ((null !== $pCell) ? $pCellParent : null), false);
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$pCell->attach($pCellParent);
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$this->_writeDebug('Evaluation Result for named range '.$namedRange.' is '.$this->_showTypeDetails($cellValue));
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$this->_writeDebug('Evaluation Result for named range ', $namedRange, ' is ', $this->_showTypeDetails($cellValue));
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$stack->push('Named Range',$cellValue,$namedRange);
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} else {
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return $this->_raiseFormulaError("undefined variable '$token'");
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@ -3415,12 +3369,12 @@ class PHPExcel_Calculation {
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// If not a numeric, test to see if the value is an Excel error, and so can't be used in normal binary operations
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if ($operand > '' && $operand{0} == '#') {
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$stack->push('Value', $operand);
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$this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($operand));
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$this->_writeDebug('Evaluation Result is ', $this->_showTypeDetails($operand));
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return false;
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} elseif (!PHPExcel_Shared_String::convertToNumberIfFraction($operand)) {
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// If not a numeric or a fraction, then it's a text string, and so can't be used in mathematical binary operations
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$stack->push('Value', '#VALUE!');
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$this->_writeDebug('Evaluation Result is a '.$this->_showTypeDetails('#VALUE!'));
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$this->_writeDebug('Evaluation Result is a ', $this->_showTypeDetails('#VALUE!'));
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return false;
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}
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}
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@ -3437,14 +3391,14 @@ class PHPExcel_Calculation {
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$result = array();
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if ((is_array($operand1)) && (!is_array($operand2))) {
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foreach($operand1 as $x => $operandData) {
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$this->_writeDebug('Evaluating Comparison '.$this->_showValue($operandData).' '.$operation.' '.$this->_showValue($operand2));
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$this->_writeDebug('Evaluating Comparison ', $this->_showValue($operandData), ' ', $operation, ' ', $this->_showValue($operand2));
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$this->_executeBinaryComparisonOperation($cellID,$operandData,$operand2,$operation,$stack);
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$r = $stack->pop();
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$result[$x] = $r['value'];
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}
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} elseif ((!is_array($operand1)) && (is_array($operand2))) {
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foreach($operand2 as $x => $operandData) {
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$this->_writeDebug('Evaluating Comparison '.$this->_showValue($operand1).' '.$operation.' '.$this->_showValue($operandData));
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$this->_writeDebug('Evaluating Comparison ', $this->_showValue($operand1), ' ', $operation, ' ', $this->_showValue($operandData));
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$this->_executeBinaryComparisonOperation($cellID,$operand1,$operandData,$operation,$stack);
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$r = $stack->pop();
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$result[$x] = $r['value'];
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@ -3452,14 +3406,14 @@ class PHPExcel_Calculation {
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} else {
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if (!$recursingArrays) { self::_checkMatrixOperands($operand1,$operand2,2); }
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foreach($operand1 as $x => $operandData) {
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$this->_writeDebug('Evaluating Comparison '.$this->_showValue($operandData).' '.$operation.' '.$this->_showValue($operand2[$x]));
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$this->_writeDebug('Evaluating Comparison ', $this->_showValue($operandData), ' ', $operation, ' ', $this->_showValue($operand2[$x]));
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$this->_executeBinaryComparisonOperation($cellID,$operandData,$operand2[$x],$operation,$stack,true);
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$r = $stack->pop();
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$result[$x] = $r['value'];
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}
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}
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// Log the result details
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$this->_writeDebug('Comparison Evaluation Result is '.$this->_showTypeDetails($result));
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$this->_writeDebug('Comparison Evaluation Result is ', $this->_showTypeDetails($result));
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// And push the result onto the stack
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$stack->push('Array',$result);
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return true;
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@ -3498,7 +3452,7 @@ class PHPExcel_Calculation {
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}
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// Log the result details
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$this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($result));
|
||||
$this->_writeDebug('Evaluation Result is ', $this->_showTypeDetails($result));
|
||||
// And push the result onto the stack
|
||||
$stack->push('Value',$result);
|
||||
return true;
|
||||
@ -3536,7 +3490,7 @@ class PHPExcel_Calculation {
|
||||
$matrixResult = $matrix->$matrixFunction($operand2);
|
||||
$result = $matrixResult->getArray();
|
||||
} catch (PHPExcel_Exception $ex) {
|
||||
$this->_writeDebug('JAMA Matrix Exception: '.$ex->getMessage());
|
||||
$this->_writeDebug('JAMA Matrix Exception: ', $ex->getMessage());
|
||||
$result = '#VALUE!';
|
||||
}
|
||||
} else {
|
||||
@ -3563,7 +3517,7 @@ class PHPExcel_Calculation {
|
||||
if ($operand2 == 0) {
|
||||
// Trap for Divide by Zero error
|
||||
$stack->push('Value','#DIV/0!');
|
||||
$this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails('#DIV/0!'));
|
||||
$this->_writeDebug('Evaluation Result is ', $this->_showTypeDetails('#DIV/0!'));
|
||||
return false;
|
||||
} else {
|
||||
$result = $operand1/$operand2;
|
||||
@ -3578,20 +3532,21 @@ class PHPExcel_Calculation {
|
||||
}
|
||||
|
||||
// Log the result details
|
||||
$this->_writeDebug('Evaluation Result is '.$this->_showTypeDetails($result));
|
||||
$this->_writeDebug('Evaluation Result is ', $this->_showTypeDetails($result));
|
||||
// And push the result onto the stack
|
||||
$stack->push('Value',$result);
|
||||
return true;
|
||||
} // function _executeNumericBinaryOperation()
|
||||
|
||||
|
||||
private function _writeDebug($message) {
|
||||
private function _writeDebug() {
|
||||
// Only write the debug log if logging is enabled
|
||||
if ($this->writeDebugLog) {
|
||||
$message = implode('', func_get_args());
|
||||
if ($this->echoDebugLog) {
|
||||
echo implode(' -> ',$this->debugLogStack).' -> '.$message,'<br />';
|
||||
echo implode(' -> ', $this->debugLogStack) . ' -> ' . $message , PHP_EOL;
|
||||
}
|
||||
$this->debugLog[] = implode(' -> ',$this->debugLogStack).' -> '.$message;
|
||||
$this->debugLog[] = implode(' -> ', $this->debugLogStack) . ' -> ' . $message;
|
||||
}
|
||||
} // function _writeDebug()
|
||||
|
||||
|
||||
@ -51,18 +51,11 @@ class PHPExcel_Cell
|
||||
private static $_valueBinder = NULL;
|
||||
|
||||
/**
|
||||
* Column of the cell
|
||||
* Cell Address (e.g. A1)
|
||||
*
|
||||
* @var string
|
||||
*/
|
||||
private $_column;
|
||||
|
||||
/**
|
||||
* Row of the cell
|
||||
*
|
||||
* @var int
|
||||
*/
|
||||
private $_row;
|
||||
private $_coordinate;
|
||||
|
||||
/**
|
||||
* Value of the cell
|
||||
@ -143,8 +136,7 @@ class PHPExcel_Cell
|
||||
public function __construct($pColumn = 'A', $pRow = 1, $pValue = NULL, $pDataType = NULL, PHPExcel_Worksheet $pSheet = NULL)
|
||||
{
|
||||
// Initialise cell coordinate
|
||||
$this->_column = strtoupper($pColumn);
|
||||
$this->_row = $pRow;
|
||||
$this->_coordinate = strtoupper($pColumn) . $pRow;
|
||||
|
||||
// Initialise cell value
|
||||
$this->_value = $pValue;
|
||||
@ -174,7 +166,8 @@ class PHPExcel_Cell
|
||||
*/
|
||||
public function getColumn()
|
||||
{
|
||||
return $this->_column;
|
||||
list($column) = sscanf($this->_coordinate, '%[A-Z]%d');
|
||||
return $column;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -184,7 +177,8 @@ class PHPExcel_Cell
|
||||
*/
|
||||
public function getRow()
|
||||
{
|
||||
return $this->_row;
|
||||
list(,$row) = sscanf($this->_coordinate, '%[A-Z]%d');
|
||||
return $row;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -194,7 +188,7 @@ class PHPExcel_Cell
|
||||
*/
|
||||
public function getCoordinate()
|
||||
{
|
||||
return $this->_column . $this->_row;
|
||||
return $this->_coordinate;
|
||||
}
|
||||
|
||||
/**
|
||||
|
||||
Loading…
Reference in New Issue
Block a user