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Refactor the cyclic reference stack as an object so that we can inject it into the logger constructor rather than having to pass it at every call

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This commit is contained in:
Mark Baker 2013-02-16 10:59:19 +00:00
parent 6b6f00c2af
commit be5551d29e
3 changed files with 131 additions and 59 deletions
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58
Classes/PHPExcel/CalcEngine/CyclicReferenceStack.php Normal file
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@ -0,0 +1,58 @@
<?php
/**
* PHPExcel
*
* Copyright (c) 2006 - 2012 PHPExcel
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* @category PHPExcel
* @package PHPExcel_Calculation
* @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version ##VERSION##, ##DATE##
*/
class PHPExcel_CalcEngine_CyclicReferenceStack {
private $_stack = array();
public function count() {
return count($this->_stack);
}
public function push($value) {
$this->_stack[] = $value;
} // function push()
public function pop() {
return array_pop($this->_stack);
} // function pop()
public function onStack($value) {
return in_array($value,$this->_stack);
}
public function clear() {
$this->_stack = array();
} // function push()
public function showStack() {
return $this->_stack;
}
} // class PHPExcel_CalcEngine_CyclicReferenceStack

34
Classes/PHPExcel/CalcEngine/Logger.php
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@ -55,7 +55,6 @@ class PHPExcel_CalcEngine_Logger {
*/
private $_echoDebugLog = FALSE;
/**
* The debug log generated by the calculation engine
*
@ -64,6 +63,18 @@ class PHPExcel_CalcEngine_Logger {
*/
private $_debugLog = array();
/**
* The calculation engine cell reference stack
*
* @var PHPExcel_CalcEngine_CyclicReferenceStack
*
*/
private $_cellStack;
public function __construct(PHPExcel_CalcEngine_CyclicReferenceStack $stack) {
$this->_cellStack = $stack;
}
public function setWriteDebugLog($pValue = FALSE) {
$this->_writeDebugLog = $pValue;
@ -81,21 +92,23 @@ class PHPExcel_CalcEngine_Logger {
return $this->_echoDebugLog;
}
public function writeDebugLog(array $cellReferencePath) {
public function writeDebugLog() {
// Only write the debug log if logging is enabled
if ($this->_writeDebugLog) {
$message = func_get_args();
array_shift($message);
$cellReference = implode(' -> ', $cellReferencePath);
$message = implode($message);
$message = implode(func_get_args());
$cellReference = implode(' -> ', $this->_cellStack->showStack());
if ($this->_echoDebugLog) {
echo $cellReference, (count($cellReferencePath) > 0 ? ' => ' : ''), $message,PHP_EOL;
echo $cellReference,
($this->_cellStack->count() > 0 ? ' => ' : ''),
$message,
PHP_EOL;
}
$this->_debugLog[] = $cellReference . (count($cellReferencePath) > 0 ? ' => ' : '') . $message;
$this->_debugLog[] = $cellReference .
($this->_cellStack->count() > 0 ? ' => ' : '') .
$message;
}
} // function _writeDebug()
public function clearLog() {
$this->_debugLog = array();
} // function flushLogger()
@ -104,6 +117,5 @@ class PHPExcel_CalcEngine_Logger {
return $this->_debugLog;
} // function flushLogger()
} // class PHPExcel_Calculation_Logger
} // class PHPExcel_CalcEngine_Logger

98
Classes/PHPExcel/Calculation.php
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@ -192,7 +192,7 @@ class PHPExcel_Calculation {
* @var array of string
*
*/
private $cyclicReferenceStack = array();
private $_cyclicReferenceStack;
private $_cyclicFormulaCount = 0;
private $_cyclicFormulaCell = '';
@ -1676,7 +1676,8 @@ class PHPExcel_Calculation {
}
$this->_workbook = $workbook;
$this->_debugLog = new PHPExcel_CalcEngine_Logger();
$this->_cyclicReferenceStack = new PHPExcel_CalcEngine_CyclicReferenceStack();
$this->_debugLog = new PHPExcel_CalcEngine_Logger($this->_cyclicReferenceStack);
} // function __construct()
@ -2158,7 +2159,7 @@ class PHPExcel_Calculation {
// Initialise the logging settings if requested
$this->formulaError = null;
$this->_debugLog->clearLog();
$this->cyclicReferenceStack = array();
$this->_cyclicReferenceStack->clear();
$this->_cyclicFormulaCount = 1;
self::$returnArrayAsType = self::RETURN_ARRAY_AS_ARRAY;
@ -2236,7 +2237,7 @@ class PHPExcel_Calculation {
// Initialise the logging settings
$this->formulaError = null;
$this->_debugLog->clearLog();
$this->cyclicReferenceStack = array();
$this->_cyclicReferenceStack->clear();
// Disable calculation cacheing because it only applies to cell calculations, not straight formulae
// But don't actually flush any cache
@ -2260,10 +2261,10 @@ class PHPExcel_Calculation {
// Is calculation cacheing enabled?
// Is the value present in calculation cache?
//echo 'Test cache for ',$worksheetName,'!',$cellID,PHP_EOL;
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Testing cache value for cell ', $worksheetName, '!', $cellID);
$this->_debugLog->writeDebugLog('Testing cache value for cell ', $worksheetName, '!', $cellID);
if (($this->_calculationCacheEnabled) && (isset($this->_calculationCache[$worksheetName][$cellID]))) {
//echo 'Retrieve from cache',PHP_EOL;
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Retrieving value for cell ', $worksheetName, '!', $cellID, ' from cache');
$this->_debugLog->writeDebugLog('Retrieving value for cell ', $worksheetName, '!', $cellID, ' from cache');
// Return the cached result
$cellValue = $this->_calculationCache[$worksheetName][$cellID];
return TRUE;
@ -2303,7 +2304,7 @@ class PHPExcel_Calculation {
return $cellValue;
}
if (($wsTitle{0} !== "\x00") && (in_array($wsTitle.'!'.$cellID,$this->cyclicReferenceStack))) {
if (($wsTitle{0} !== "\x00") && ($this->_cyclicReferenceStack->onStack($wsTitle.'!'.$cellID))) {
if ($this->cyclicFormulaCount <= 0) {
return $this->_raiseFormulaError('Cyclic Reference in Formula');
} elseif (($this->_cyclicFormulaCount >= $this->cyclicFormulaCount) &&
@ -2321,10 +2322,11 @@ class PHPExcel_Calculation {
}
}
}
$this->cyclicReferenceStack[] = $wsTitle.'!'.$cellID;
// Parse the formula onto the token stack and calculate the value
$this->_cyclicReferenceStack->push($wsTitle.'!'.$cellID);
$cellValue = $this->_processTokenStack($this->_parseFormula($formula, $pCell), $cellID, $pCell);
array_pop($this->cyclicReferenceStack);
$this->_cyclicReferenceStack->pop();
// Save to calculation cache
if ($cellID !== NULL) {
@ -3027,9 +3029,9 @@ class PHPExcel_Calculation {
// Log what we're doing
if ($token == ':') {
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Range ', $this->_showValue($operand1Data['reference']), ' ', $token, ' ', $this->_showValue($operand2Data['reference']));
$this->_debugLog->writeDebugLog('Evaluating Range ', $this->_showValue($operand1Data['reference']), ' ', $token, ' ', $this->_showValue($operand2Data['reference']));
} else {
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating ', $this->_showValue($operand1), ' ', $token, ' ', $this->_showValue($operand2));
$this->_debugLog->writeDebugLog('Evaluating ', $this->_showValue($operand1), ' ', $token, ' ', $this->_showValue($operand2));
}
// Process the operation in the appropriate manner
@ -3130,13 +3132,13 @@ class PHPExcel_Calculation {
$matrixResult = $matrix->concat($operand2);
$result = $matrixResult->getArray();
} catch (PHPExcel_Exception $ex) {
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'JAMA Matrix Exception: ', $ex->getMessage());
$this->_debugLog->writeDebugLog('JAMA Matrix Exception: ', $ex->getMessage());
$result = '#VALUE!';
}
} else {
$result = '"'.str_replace('""','"',self::_unwrapResult($operand1,'"').self::_unwrapResult($operand2,'"')).'"';
}
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result is ', $this->_showTypeDetails($result));
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->_showTypeDetails($result));
$stack->push('Value',$result);
break;
case '|' : // Intersect
@ -3150,7 +3152,7 @@ class PHPExcel_Calculation {
}
}
$cellRef = PHPExcel_Cell::stringFromColumnIndex(min($oCol)).min($oRow).':'.PHPExcel_Cell::stringFromColumnIndex(max($oCol)).max($oRow);
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result is ', $this->_showTypeDetails($cellIntersect));
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->_showTypeDetails($cellIntersect));
$stack->push('Value',$cellIntersect,$cellRef);
break;
}
@ -3162,11 +3164,11 @@ class PHPExcel_Calculation {
$arg = $arg['value'];
if ($token === '~') {
// echo 'Token is a negation operator<br />';
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Negation of ', $this->_showValue($arg));
$this->_debugLog->writeDebugLog('Evaluating Negation of ', $this->_showValue($arg));
$multiplier = -1;
} else {
// echo 'Token is a percentile operator<br />';
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Percentile of ', $this->_showValue($arg));
$this->_debugLog->writeDebugLog('Evaluating Percentile of ', $this->_showValue($arg));
$multiplier = 0.01;
}
if (is_array($arg)) {
@ -3176,10 +3178,10 @@ class PHPExcel_Calculation {
$matrixResult = $matrix1->arrayTimesEquals($multiplier);
$result = $matrixResult->getArray();
} catch (PHPExcel_Exception $ex) {
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'JAMA Matrix Exception: ', $ex->getMessage());
$this->_debugLog->writeDebugLog('JAMA Matrix Exception: ', $ex->getMessage());
$result = '#VALUE!';
}
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result is ', $this->_showTypeDetails($result));
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->_showTypeDetails($result));
$stack->push('Value',$result);
} else {
$this->_executeNumericBinaryOperation($cellID,$multiplier,$arg,'*','arrayTimesEquals',$stack);
@ -3203,23 +3205,23 @@ class PHPExcel_Calculation {
}
$matches[2] = trim($matches[2],"\"'");
// echo '$cellRef='.$cellRef.' in worksheet '.$matches[2].'<br />';
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Cell Range ', $cellRef, ' in worksheet ', $matches[2]);
$this->_debugLog->writeDebugLog('Evaluating Cell Range ', $cellRef, ' in worksheet ', $matches[2]);
if ($pCellParent !== NULL) {
$cellValue = $this->extractCellRange($cellRef, $this->_workbook->getSheetByName($matches[2]), FALSE);
} else {
return $this->_raiseFormulaError('Unable to access Cell Reference');
}
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result for cells ', $cellRef, ' in worksheet ', $matches[2], ' is ', $this->_showTypeDetails($cellValue));
$this->_debugLog->writeDebugLog('Evaluation Result for cells ', $cellRef, ' in worksheet ', $matches[2], ' is ', $this->_showTypeDetails($cellValue));
// $cellRef = $matches[2].'!'.$cellRef;
} else {
// echo '$cellRef='.$cellRef.' in current worksheet<br />';
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Cell Range ', $cellRef, ' in current worksheet');
$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');
}
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result for cells ', $cellRef, ' is ', $this->_showTypeDetails($cellValue));
$this->_debugLog->writeDebugLog('Evaluation Result for cells ', $cellRef, ' is ', $this->_showTypeDetails($cellValue));
}
}
} else {
@ -3236,7 +3238,7 @@ class PHPExcel_Calculation {
return $this->_raiseFormulaError('Unable to access External Workbook');
}
// echo '$cellRef='.$cellRef.' in worksheet '.$matches[2].'<br />';
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Cell ', $cellRef, ' in worksheet ', $matches[2]);
$this->_debugLog->writeDebugLog('Evaluating Cell ', $cellRef, ' in worksheet ', $matches[2]);
if ($pCellParent !== NULL) {
if ($this->_workbook->getSheetByName($matches[2])->cellExists($cellRef)) {
$cellValue = $this->extractCellRange($cellRef, $this->_workbook->getSheetByName($matches[2]), FALSE);
@ -3247,18 +3249,18 @@ class PHPExcel_Calculation {
} else {
return $this->_raiseFormulaError('Unable to access Cell Reference');
}
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result for cell ', $cellRef, ' in worksheet ', $matches[2], ' is ', $this->_showTypeDetails($cellValue));
$this->_debugLog->writeDebugLog('Evaluation Result for cell ', $cellRef, ' in worksheet ', $matches[2], ' is ', $this->_showTypeDetails($cellValue));
// $cellRef = $matches[2].'!'.$cellRef;
} else {
// echo '$cellRef='.$cellRef.' in current worksheet<br />';
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Cell ', $cellRef, ' in current worksheet');
$this->_debugLog->writeDebugLog('Evaluating Cell ', $cellRef, ' in current worksheet');
if ($pCellParent->isDataSet($cellRef)) {
$cellValue = $this->extractCellRange($cellRef, $pCellWorksheet, FALSE);
$pCell->attach($pCellParent);
} else {
$cellValue = NULL;
}
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result for cell ', $cellRef, ' is ', $this->_showTypeDetails($cellValue));
$this->_debugLog->writeDebugLog('Evaluation Result for cell ', $cellRef, ' is ', $this->_showTypeDetails($cellValue));
}
}
}
@ -3271,7 +3273,7 @@ class PHPExcel_Calculation {
$argCount = $stack->pop();
$argCount = $argCount['value'];
if ($functionName != 'MKMATRIX') {
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Function ', self::_localeFunc($functionName), '() with ', (($argCount == 0) ? 'no' : $argCount), ' argument', (($argCount == 1) ? '' : 's'));
$this->_debugLog->writeDebugLog('Evaluating Function ', self::_localeFunc($functionName), '() with ', (($argCount == 0) ? 'no' : $argCount), ' argument', (($argCount == 1) ? '' : 's'));
}
if ((isset(self::$_PHPExcelFunctions[$functionName])) || (isset(self::$_controlFunctions[$functionName]))) { // function
if (isset(self::$_PHPExcelFunctions[$functionName])) {
@ -3316,28 +3318,28 @@ class PHPExcel_Calculation {
if ($functionName != 'MKMATRIX') {
if ($this->_debugLog->getWriteDebugLog()) {
krsort($argArrayVals);
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating ', self::_localeFunc($functionName), '( ', implode(self::$_localeArgumentSeparator.' ',PHPExcel_Calculation_Functions::flattenArray($argArrayVals)), ' )');
$this->_debugLog->writeDebugLog('Evaluating ', self::_localeFunc($functionName), '( ', implode(self::$_localeArgumentSeparator.' ',PHPExcel_Calculation_Functions::flattenArray($argArrayVals)), ' )');
}
}
// Process each argument in turn, building the return value as an array
// if (($argCount == 1) && (is_array($args[1])) && ($functionName != 'MKMATRIX')) {
// $operand1 = $args[1];
// $this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Argument is a matrix: ', $this->_showValue($operand1));
// $this->_debugLog->writeDebugLog('Argument is a matrix: ', $this->_showValue($operand1));
// $result = array();
// $row = 0;
// foreach($operand1 as $args) {
// if (is_array($args)) {
// foreach($args as $arg) {
// $this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating ', self::_localeFunc($functionName), '( ', $this->_showValue($arg), ' )');
// $this->_debugLog->writeDebugLog('Evaluating ', self::_localeFunc($functionName), '( ', $this->_showValue($arg), ' )');
// $r = call_user_func_array($functionCall,$arg);
// $this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result for ', self::_localeFunc($functionName), '() function call is ', $this->_showTypeDetails($r));
// $this->_debugLog->writeDebugLog('Evaluation Result for ', self::_localeFunc($functionName), '() function call is ', $this->_showTypeDetails($r));
// $result[$row][] = $r;
// }
// ++$row;
// } else {
// $this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating ', self::_localeFunc($functionName), '( ', $this->_showValue($args), ' )');
// $this->_debugLog->writeDebugLog('Evaluating ', self::_localeFunc($functionName), '( ', $this->_showValue($args), ' )');
// $r = call_user_func_array($functionCall,$args);
// $this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result for ', self::_localeFunc($functionName), '() function call is ', $this->_showTypeDetails($r));
// $this->_debugLog->writeDebugLog('Evaluation Result for ', self::_localeFunc($functionName), '() function call is ', $this->_showTypeDetails($r));
// $result[] = $r;
// }
// }
@ -3357,7 +3359,7 @@ class PHPExcel_Calculation {
}
// }
if ($functionName != 'MKMATRIX') {
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result for ', self::_localeFunc($functionName), '() function call is ', $this->_showTypeDetails($result));
$this->_debugLog->writeDebugLog('Evaluation Result for ', self::_localeFunc($functionName), '() function call is ', $this->_showTypeDetails($result));
}
$stack->push('Value',self::_wrapResult($result));
}
@ -3368,7 +3370,7 @@ class PHPExcel_Calculation {
$excelConstant = strtoupper($token);
// echo 'Token is a PHPExcel constant: '.$excelConstant.'<br />';
$stack->push('Constant Value',self::$_ExcelConstants[$excelConstant]);
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Constant ', $excelConstant, ' as ', $this->_showTypeDetails(self::$_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} == '"') || ($token{0} == '#')) {
// echo 'Token is a number, boolean, string, null or an Excel error<br />';
$stack->push('Value',$token);
@ -3377,10 +3379,10 @@ class PHPExcel_Calculation {
// echo 'Token is a named range<br />';
$namedRange = $matches[6];
// echo 'Named Range is '.$namedRange.'<br />';
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Named Range ', $namedRange);
$this->_debugLog->writeDebugLog('Evaluating Named Range ', $namedRange);
$cellValue = $this->extractNamedRange($namedRange, ((NULL !== $pCell) ? $pCellWorksheet : NULL), FALSE);
$pCell->attach($pCellParent);
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result for named range ', $namedRange, ' is ', $this->_showTypeDetails($cellValue));
$this->_debugLog->writeDebugLog('Evaluation Result for named range ', $namedRange, ' is ', $this->_showTypeDetails($cellValue));
$stack->push('Named Range',$cellValue,$namedRange);
} else {
return $this->_raiseFormulaError("undefined variable '$token'");
@ -3410,12 +3412,12 @@ class PHPExcel_Calculation {
// 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);
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result is ', $this->_showTypeDetails($operand));
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->_showTypeDetails($operand));
return FALSE;
} elseif (!PHPExcel_Shared_String::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('Value', '#VALUE!');
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result is a ', $this->_showTypeDetails('#VALUE!'));
$this->_debugLog->writeDebugLog('Evaluation Result is a ', $this->_showTypeDetails('#VALUE!'));
return FALSE;
}
}
@ -3432,14 +3434,14 @@ class PHPExcel_Calculation {
$result = array();
if ((is_array($operand1)) && (!is_array($operand2))) {
foreach($operand1 as $x => $operandData) {
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Comparison ', $this->_showValue($operandData), ' ', $operation, ' ', $this->_showValue($operand2));
$this->_debugLog->writeDebugLog('Evaluating Comparison ', $this->_showValue($operandData), ' ', $operation, ' ', $this->_showValue($operand2));
$this->_executeBinaryComparisonOperation($cellID,$operandData,$operand2,$operation,$stack);
$r = $stack->pop();
$result[$x] = $r['value'];
}
} elseif ((!is_array($operand1)) && (is_array($operand2))) {
foreach($operand2 as $x => $operandData) {
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Comparison ', $this->_showValue($operand1), ' ', $operation, ' ', $this->_showValue($operandData));
$this->_debugLog->writeDebugLog('Evaluating Comparison ', $this->_showValue($operand1), ' ', $operation, ' ', $this->_showValue($operandData));
$this->_executeBinaryComparisonOperation($cellID,$operand1,$operandData,$operation,$stack);
$r = $stack->pop();
$result[$x] = $r['value'];
@ -3447,14 +3449,14 @@ class PHPExcel_Calculation {
} else {
if (!$recursingArrays) { self::_checkMatrixOperands($operand1,$operand2,2); }
foreach($operand1 as $x => $operandData) {
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluating Comparison ', $this->_showValue($operandData), ' ', $operation, ' ', $this->_showValue($operand2[$x]));
$this->_debugLog->writeDebugLog('Evaluating Comparison ', $this->_showValue($operandData), ' ', $operation, ' ', $this->_showValue($operand2[$x]));
$this->_executeBinaryComparisonOperation($cellID,$operandData,$operand2[$x],$operation,$stack,TRUE);
$r = $stack->pop();
$result[$x] = $r['value'];
}
}
// Log the result details
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Comparison Evaluation Result is ', $this->_showTypeDetails($result));
$this->_debugLog->writeDebugLog('Comparison Evaluation Result is ', $this->_showTypeDetails($result));
// And push the result onto the stack
$stack->push('Array',$result);
return TRUE;
@ -3493,7 +3495,7 @@ class PHPExcel_Calculation {
}
// Log the result details
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result is ', $this->_showTypeDetails($result));
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->_showTypeDetails($result));
// And push the result onto the stack
$stack->push('Value',$result);
return TRUE;
@ -3531,7 +3533,7 @@ class PHPExcel_Calculation {
$matrixResult = $matrix->$matrixFunction($operand2);
$result = $matrixResult->getArray();
} catch (PHPExcel_Exception $ex) {
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'JAMA Matrix Exception: ', $ex->getMessage());
$this->_debugLog->writeDebugLog('JAMA Matrix Exception: ', $ex->getMessage());
$result = '#VALUE!';
}
} else {
@ -3558,7 +3560,7 @@ class PHPExcel_Calculation {
if ($operand2 == 0) {
// Trap for Divide by Zero error
$stack->push('Value','#DIV/0!');
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result is ', $this->_showTypeDetails('#DIV/0!'));
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->_showTypeDetails('#DIV/0!'));
return FALSE;
} else {
$result = $operand1/$operand2;
@ -3573,7 +3575,7 @@ class PHPExcel_Calculation {
}
// Log the result details
$this->_debugLog->writeDebugLog($this->cyclicReferenceStack, 'Evaluation Result is ', $this->_showTypeDetails($result));
$this->_debugLog->writeDebugLog('Evaluation Result is ', $this->_showTypeDetails($result));
// And push the result onto the stack
$stack->push('Value',$result);
return TRUE;
@ -3583,7 +3585,7 @@ class PHPExcel_Calculation {
// trigger an error, but nicely, if need be
protected function _raiseFormulaError($errorMessage) {
$this->formulaError = $errorMessage;
$this->cyclicReferenceStack = array();
$this->_cyclicReferenceStack->clear();
if (!$this->suppressFormulaErrors) throw new PHPExcel_Calculation_Exception($errorMessage);
trigger_error($errorMessage, E_USER_ERROR);
} // function _raiseFormulaError()