Dateien nach "includes/PHPExcel/Classes/PHPExcel/CalcEngine" hochladen
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<?php
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/**
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* PHPExcel
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*
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* Copyright (c) 2006 - 2014 PHPExcel
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* @category PHPExcel
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* @package PHPExcel_Calculation
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* @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
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* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
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* @version ##VERSION##, ##DATE##
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*/
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/**
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* PHPExcel_CalcEngine_CyclicReferenceStack
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*
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* @category PHPExcel_CalcEngine_CyclicReferenceStack
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* @package PHPExcel_Calculation
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* @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
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*/
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class PHPExcel_CalcEngine_CyclicReferenceStack {
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/**
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* The call stack for calculated cells
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*
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* @var mixed[]
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*/
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private $_stack = array();
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/**
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* Return the number of entries on the stack
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*
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* @return integer
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*/
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public function count() {
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return count($this->_stack);
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}
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/**
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* Push a new entry onto the stack
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*
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* @param mixed $value
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*/
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public function push($value) {
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$this->_stack[$value] = $value;
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}
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/**
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* Pop the last entry from the stack
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*
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* @return mixed
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*/
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public function pop() {
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return array_pop($this->_stack);
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}
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/**
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* Test to see if a specified entry exists on the stack
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*
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* @param mixed $value The value to test
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*/
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public function onStack($value) {
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return isset($this->_stack[$value]);
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}
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/**
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* Clear the stack
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*/
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public function clear() {
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$this->_stack = array();
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}
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/**
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* Return an array of all entries on the stack
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*
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* @return mixed[]
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*/
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public function showStack() {
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return $this->_stack;
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}
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}
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<?php
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/**
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* PHPExcel
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*
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* Copyright (c) 2006 - 2014 PHPExcel
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* @category PHPExcel
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* @package PHPExcel_Calculation
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* @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
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* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
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* @version ##VERSION##, ##DATE##
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*/
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/**
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* PHPExcel_CalcEngine_Logger
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*
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* @category PHPExcel
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* @package PHPExcel_Calculation
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* @copyright Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
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*/
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class PHPExcel_CalcEngine_Logger {
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/**
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* Flag to determine whether a debug log should be generated by the calculation engine
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* If true, then a debug log will be generated
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* If false, then a debug log will not be generated
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*
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* @var boolean
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*/
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private $_writeDebugLog = FALSE;
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/**
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* Flag to determine whether a debug log should be echoed by the calculation engine
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* If true, then a debug log will be echoed
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* If false, then a debug log will not be echoed
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* A debug log can only be echoed if it is generated
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*
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* @var boolean
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*/
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private $_echoDebugLog = FALSE;
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/**
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* The debug log generated by the calculation engine
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*
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* @var string[]
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*/
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private $_debugLog = array();
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/**
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* The calculation engine cell reference stack
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*
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* @var PHPExcel_CalcEngine_CyclicReferenceStack
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*/
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private $_cellStack;
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/**
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* Instantiate a Calculation engine logger
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*
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* @param PHPExcel_CalcEngine_CyclicReferenceStack $stack
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*/
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public function __construct(PHPExcel_CalcEngine_CyclicReferenceStack $stack) {
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$this->_cellStack = $stack;
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}
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/**
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* Enable/Disable Calculation engine logging
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*
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* @param boolean $pValue
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*/
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public function setWriteDebugLog($pValue = FALSE) {
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$this->_writeDebugLog = $pValue;
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}
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/**
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* Return whether calculation engine logging is enabled or disabled
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*
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* @return boolean
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*/
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public function getWriteDebugLog() {
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return $this->_writeDebugLog;
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}
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/**
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* Enable/Disable echoing of debug log information
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*
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* @param boolean $pValue
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*/
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public function setEchoDebugLog($pValue = FALSE) {
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$this->_echoDebugLog = $pValue;
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}
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/**
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* Return whether echoing of debug log information is enabled or disabled
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*
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* @return boolean
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*/
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public function getEchoDebugLog() {
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return $this->_echoDebugLog;
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}
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/**
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* Write an entry to the calculation engine debug log
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*/
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public function writeDebugLog() {
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// Only write the debug log if logging is enabled
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if ($this->_writeDebugLog) {
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$message = implode(func_get_args());
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$cellReference = implode(' -> ', $this->_cellStack->showStack());
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if ($this->_echoDebugLog) {
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echo $cellReference,
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($this->_cellStack->count() > 0 ? ' => ' : ''),
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$message,
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PHP_EOL;
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}
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$this->_debugLog[] = $cellReference .
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($this->_cellStack->count() > 0 ? ' => ' : '') .
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$message;
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}
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} // function _writeDebug()
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/**
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* Clear the calculation engine debug log
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*/
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public function clearLog() {
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$this->_debugLog = array();
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} // function flushLogger()
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/**
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* Return the calculation engine debug log
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*
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* @return string[]
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*/
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public function getLog() {
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return $this->_debugLog;
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} // function flushLogger()
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} // class PHPExcel_CalcEngine_Logger
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