152 lines
4.1 KiB
PHP
152 lines
4.1 KiB
PHP
<?php
|
|
|
|
/**
|
|
* PHPExcel_CalcEngine_Logger
|
|
*
|
|
* Copyright (c) 2006 - 2015 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 - 2015 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_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();
|
|
|
|
/**
|
|
* The calculation engine cell reference stack
|
|
*
|
|
* @var PHPExcel_CalcEngine_CyclicReferenceStack
|
|
*/
|
|
private $cellStack;
|
|
|
|
/**
|
|
* Instantiate a Calculation engine logger
|
|
*
|
|
* @param PHPExcel_CalcEngine_CyclicReferenceStack $stack
|
|
*/
|
|
public function __construct(PHPExcel_CalcEngine_CyclicReferenceStack $stack)
|
|
{
|
|
$this->cellStack = $stack;
|
|
}
|
|
|
|
/**
|
|
* Enable/Disable Calculation engine logging
|
|
*
|
|
* @param boolean $pValue
|
|
*/
|
|
public function setWriteDebugLog($pValue = false)
|
|
{
|
|
$this->writeDebugLog = $pValue;
|
|
}
|
|
|
|
/**
|
|
* Return whether calculation engine logging is enabled or disabled
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function getWriteDebugLog()
|
|
{
|
|
return $this->writeDebugLog;
|
|
}
|
|
|
|
/**
|
|
* Enable/Disable echoing of debug log information
|
|
*
|
|
* @param boolean $pValue
|
|
*/
|
|
public function setEchoDebugLog($pValue = false)
|
|
{
|
|
$this->echoDebugLog = $pValue;
|
|
}
|
|
|
|
/**
|
|
* Return whether echoing of debug log information is enabled or disabled
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function getEchoDebugLog()
|
|
{
|
|
return $this->echoDebugLog;
|
|
}
|
|
|
|
/**
|
|
* Write an entry to the calculation engine debug log
|
|
*/
|
|
public function writeDebugLog()
|
|
{
|
|
// Only write the debug log if logging is enabled
|
|
if ($this->writeDebugLog) {
|
|
$message = implode(func_get_args());
|
|
$cellReference = implode(' -> ', $this->cellStack->showStack());
|
|
if ($this->echoDebugLog) {
|
|
echo $cellReference,
|
|
($this->cellStack->count() > 0 ? ' => ' : ''),
|
|
$message,
|
|
PHP_EOL;
|
|
}
|
|
$this->debugLog[] = $cellReference .
|
|
($this->cellStack->count() > 0 ? ' => ' : '') .
|
|
$message;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Clear the calculation engine debug log
|
|
*/
|
|
public function clearLog()
|
|
{
|
|
$this->debugLog = array();
|
|
}
|
|
|
|
/**
|
|
* Return the calculation engine debug log
|
|
*
|
|
* @return string[]
|
|
*/
|
|
public function getLog()
|
|
{
|
|
return $this->debugLog;
|
|
}
|
|
}
|