PhpSpreadsheet/Classes/PHPExcel/CalcEngine/Logger.php

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<?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##
*/
/**
* PHPExcel_Calculation_Logger
*
* @category PHPExcel
* @package PHPExcel_Calculation
* @copyright Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)
*/
class PHPExcel_CalcEngine_Logger {
/**
* Flag to determine whether a debug log should be generated by the calculation engine
* If true, then a debug log will be generated
* If false, then a debug log will not be generated
*
* @var boolean
*
*/
private $_writeDebugLog = FALSE;
/**
* Flag to determine whether a debug log should be echoed by the calculation engine
* If true, then a debug log will be echoed
* If false, then a debug log will not be echoed
* A debug log can only be echoed if it is generated
*
* @var boolean
*
*/
private $_echoDebugLog = FALSE;
/**
* The debug log generated by the calculation engine
*
* @var string[]
*
*/
private $_debugLog = array();
public function setWriteDebugLog($pValue = FALSE) {
$this->_writeDebugLog = $pValue;
}
public function getWriteDebugLog() {
return $this->_writeDebugLog;
}
public function setEchoDebugLog($pValue = FALSE) {
$this->_echoDebugLog = $pValue;
}
public function getEchoDebugLog() {
return $this->_echoDebugLog;
}
public function writeDebugLog(array $cellReferencePath) {
// Only write the debug log if logging is enabled
if ($this->_writeDebugLog) {
$message = func_get_args();
array_shift($message);
$cellReference = implode(' -> ', $cellReferencePath);
$message = implode($message);
if ($this->_echoDebugLog) {
echo $cellReference, (count($cellReferencePath) > 0 ? ' => ' : ''), $message,PHP_EOL;
}
$this->_debugLog[] = $cellReference . (count($cellReferencePath) > 0 ? ' => ' : '') . $message;
}
} // function _writeDebug()
public function clearLog() {
$this->_debugLog = array();
} // function flushLogger()
public function getLog() {
return $this->_debugLog;
} // function flushLogger()
} // class PHPExcel_Calculation_Logger