Inheritance diagram for ilLog:

Collaboration diagram for ilLog:

Public Member Functions
	ilLog ($a_log_path, $a_log_file, $a_tag="", $a_enabled=true, $a_log_level=NULL)
	constructor More...

	setLogLevel ($a_log_level)
	set global log level More...

	checkLogLevel ($a_log_level)
	determine log level More...

	setLogFormat ($a_format)

	getLogFormat ()

	setPath ($a_str)

	setFilename ($a_str)

	setTag ($a_str)

	writeLanguageLog ($a_topic, $a_lang_key)
	special language checking routine More...

	writeWarning ($a_message)
	special warning message More...

	logError ($a_code, $a_msg)
	this function is automatically called by class.ilErrorHandler in case of an error To log manually please use $this::write public More...

	write ($a_msg, $a_log_level=NULL)
	logging More...

	logStack ($a_message='')

	dump ($a_var, $a_log_level=NULL)
	Dump a variable to the log. More...

	__destruct ()

	delete ()
	delete logfile More...

Data Fields
	$path

	$filename

	$tag

	$log_format

	$FATAL

	$WARNING

	$MESSAGE

	$fp = false

Private Member Functions
	open ()
	Open log file. More...

Detailed Description

logging

this class provides a logging feature to the application this class is easy to use. call the constructor with e.g. $log = new Log(); you can give a filename if you want, else the defaultfilename is used.

Author: Peter Gabriel pgabr.nosp@m.iel@.nosp@m.datab.nosp@m.ay.d.nosp@m.e

Version

Id: class.ilLog.php 16024 2008-02-19 13:07:07Z akill

Definition at line 18 of file class.ilLog.php.

Constructor & Destructor Documentation

◆ __destruct()

ilLog::__destruct ( )

Definition at line 308 of file class.ilLog.php.

         {
                 @fclose($this->fp);
         }

Member Function Documentation

◆ checkLogLevel()

ilLog::checkLogLevel ( $a_log_level )

determine log level

private

Parameters

integer log level

Returns: integer checked log level

Definition at line 116 of file class.ilLog.php.

Referenced by write().

     {
         if (empty($a_log_level))
             return $this->default_log_level;
 
         $level = (int) $a_log_level;
         
         if ($a_log_level != (int) $a_log_level)
             return $this->default_log_level;
         
         return $level;
     }

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◆ delete()

ilLog::delete ( )

delete logfile

Definition at line 318 of file class.ilLog.php.

Referenced by ilSurveyQuestionpoolExport\buildExportFileXML().

         {
                 if (@is_file($this->path."/".$this->filename))
                 {
                         @unlink($this->path."/".$this->filename);
                 }
         }

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◆ dump()

ilLog::dump	(	$a_var,
		$a_log_level = `NULL`
	)

Dump a variable to the log.

Parameters

Definition at line 285 of file class.ilLog.php.

References write().

         {
                 $this->write(print_r($a_var, true), $a_log_level);
         }

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◆ getLogFormat()

ilLog::getLogFormat ( )

Definition at line 134 of file class.ilLog.php.

References $log_format.

Referenced by write().

         {
                 return $this->log_format;
         }

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◆ ilLog()

ilLog::ilLog	(	$a_log_path,
		$a_log_file,
		$a_tag = `""`,
		$a_enabled = `true`,
		$a_log_level = `NULL`
	)

constructor

set the filename

Parameters

string

Returns: boolean public

Exceptions

ilLogException

Definition at line 64 of file class.ilLog.php.

References $WARNING, ilLogLevel\CRITICAL, ILIAS_ABSOLUTE_PATH, ilLogLevel\INFO, open(), setLogFormat(), setLogLevel(), and ilLogLevel\WARNING.

         {
                 // init vars
                 include_once './Services/Logging/classes/public/class.ilLogLevel.php';
                 
                 $this->FATAL     = ilLogLevel::CRITICAL;
                 $this->WARNING   = ilLogLevel::WARNING;
                 $this->MESSAGE   = ilLogLevel::INFO;
   
         $this->default_log_level= $this->WARNING;
         $this->current_log_level = $this->setLogLevel($a_log_level);
 
                 $this->path = ($a_log_path) ? $a_log_path : ILIAS_ABSOLUTE_PATH;
                 $this->filename = ($a_log_file) ? $a_log_file : "ilias.log";
                 $this->tag = ($a_tag == "") ? "unknown" : $a_tag;
                 $this->enabled = (bool) $a_enabled;
 
                 $this->setLogFormat(@date("[y-m-d H:i:s] ")."[".$this->tag."] ");
                 
                 $this->open();
 
         }

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◆ logError()

ilLog::logError	(	$a_code,
		$a_msg
	)

this function is automatically called by class.ilErrorHandler in case of an error To log manually please use $this::write public

Parameters

integer	error level code from PEAR_Error
string	error message

See also: this::write

Definition at line 203 of file class.ilLog.php.

References write().

         {
                 switch ($a_code)
                 {
                         case "3":
                                 return; // don't log messages
                                 $error_level = "message";
                                 break;
 
                         case "2":
                                 $error_level = "warning";
                                 break;
 
                         case "1":
                                 $error_level = "fatal";
                                 break;
                                 
                         default:
                                 $error_level = "unknown";
                                 break;
                 }
                 
                 $this->write("ERROR (".$error_level."): ".$a_msg);      
         }

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◆ logStack()

ilLog::logStack ( $a_message = '' )

Definition at line 267 of file class.ilLog.php.

References write().

Referenced by write().

         {
                 try
                 {
                         throw new Exception($a_message);
                 }
                 catch(Exception $e)
                 {
                         $this->write($e->getTraceAsString());
                 }
         }

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◆ open()

ilLog::open ( )

private

Open log file.

Exceptions

ilLogException

Definition at line 294 of file class.ilLog.php.

Referenced by ilLog(), and write().

         {
                 if(!$this->fp)
                 {
                     $this->fp = @fopen ($this->path."/".$this->filename, "a");
                 }
 
                 if (!$this->fp && $this->enabled)
                 {
                         include_once("./Services/Logging/exceptions/class.ilLogException.php");
                         throw new ilLogException('Unable to open log file for writing. Please check setup path to log file and possible write access.');
                 }
         }

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◆ setFilename()

ilLog::setFilename ( $a_str )

Definition at line 151 of file class.ilLog.php.

         {
                 $this->filename = $a_str;
                 
                 // on filename change reload close current file
                 if($this->fp)
                 {
                         fclose($this->fp);
                         $this->fp = null;
                 }
         }

◆ setLogFormat()

ilLog::setLogFormat ( $a_format )

Definition at line 129 of file class.ilLog.php.

Referenced by ilLog().

         {
                 $this->log_format = $a_format;
         }

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◆ setLogLevel()

ilLog::setLogLevel ( $a_log_level )

set global log level

private

Parameters

integer log level

Returns: integer log level

Definition at line 94 of file class.ilLog.php.

References $FATAL, $MESSAGE, and $WARNING.

Referenced by ilLog().

     {
         switch (strtolower($a_log_level))
         {
             case "fatal":
                 return $this->FATAL;
             case "warning":
                 return $this->WARNING;
             case "message":
                 return $this->MESSAGE;
             default:
                 return $this->default_log_level;
         }
     }

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◆ setPath()

ilLog::setPath ( $a_str )

Definition at line 139 of file class.ilLog.php.

         {
                 $this->path = $a_str;
 
                 // on filename change reload close current file
                 if($this->fp)
                 {
                         fclose($this->fp);
                         $this->fp = null;
                 }
         }

◆ setTag()

ilLog::setTag ( $a_str )

Definition at line 163 of file class.ilLog.php.

         {
                 $this->tag = $a_str;
         }

◆ write()

ilLog::write	(	$a_msg,
		$a_log_level = `NULL`
	)

logging

this method logs anything you want. It appends a line to the given logfile. Datetime and client id is appended automatically You may set the log level in each call. Leave blank to use default log level specified in ilias.ini: [log] level = "<level>" possible values are fatal,warning,message

public

Parameters

string	error message
integer	log level (optional)

Definition at line 242 of file class.ilLog.php.

References checkLogLevel(), getLogFormat(), logStack(), and open().

Referenced by dump(), logError(), logStack(), ilBenchmark\save(), ilOrgUnitSimpleImportGUI\startImport(), ilOrgUnitSimpleUserImportGUI\startImport(), writeLanguageLog(), and writeWarning().

         {
                 if ($this->enabled and $this->current_log_level >= $this->checkLogLevel($a_log_level))
                 {
                         $this->open();
                         
                         if ($this->fp == false)
                         {
                                 //die("Logfile: cannot open file. Please give Logfile Writepermissions.");
                         }
 
                         if (fwrite($this->fp,$this->getLogFormat().$a_msg."\n") == -1)
                         {
                                 //die("Logfile: cannot write to file. Please give Logfile Writepermissions.");
                         }
                         
                         // note: logStack() calls write() again, so do not make this call
                         // if no log level is given
                         if ($a_log_level == $this->FATAL)
                         {
                                 $this->logStack();
                         }
                 }
         }

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◆ writeLanguageLog()

ilLog::writeLanguageLog	(	$a_topic,
		$a_lang_key
	)

special language checking routine

only add a log entry to the logfile if there isn't a log entry for the topic

Parameters

string public

Definition at line 177 of file class.ilLog.php.

References write().

         {
                 //TODO: go through logfile and search for the topic
                 //only write the log if the error wasn't reported yet
                 $this->write("Language (".$a_lang_key."): topic -".$a_topic."- not present",$this->MESSAGE);
         }

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◆ writeWarning()

ilLog::writeWarning ( $a_message )

special warning message

Parameters

string public

Definition at line 190 of file class.ilLog.php.

References write().

         {
                 $this->write("WARNING: ".$a_message);
         }

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Field Documentation

◆ $FATAL

ilLog::$FATAL

Definition at line 36 of file class.ilLog.php.

Referenced by setLogLevel().

◆ $filename

ilLog::$filename

Definition at line 27 of file class.ilLog.php.

◆ $fp

ilLog::$fp = false

Definition at line 52 of file class.ilLog.php.

◆ $log_format

ilLog::$log_format

Definition at line 29 of file class.ilLog.php.

Referenced by getLogFormat().

◆ $MESSAGE

ilLog::$MESSAGE

Definition at line 50 of file class.ilLog.php.

Referenced by setLogLevel().

◆ $path

ilLog::$path

Definition at line 26 of file class.ilLog.php.

◆ $tag

ilLog::$tag

Definition at line 28 of file class.ilLog.php.

◆ $WARNING

ilLog::$WARNING

Definition at line 43 of file class.ilLog.php.

Referenced by ilLog(), and setLogLevel().

The documentation for this class was generated from the following file:

Services/Logging/classes/class.ilLog.php

Public Member Functions

Data Fields

Private Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ __destruct()

Member Function Documentation

◆ checkLogLevel()

◆ delete()

◆ dump()

◆ getLogFormat()

◆ ilLog()

◆ logError()

◆ logStack()

◆ open()

◆ setFilename()

◆ setLogFormat()

◆ setLogLevel()

◆ setPath()

◆ setTag()

◆ write()

◆ writeLanguageLog()

◆ writeWarning()

Field Documentation

◆ $FATAL

◆ $filename

◆ $fp

◆ $log_format

◆ $MESSAGE

◆ $path

◆ $tag

◆ $WARNING