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 @access public More...

	write ($a_msg, $a_log_level=NULL)

	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 ( )

Reimplemented in ilWACLog.

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

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

Member Function Documentation

◆ checkLogLevel()

ilLog::checkLogLevel ( $a_log_level )

determine log level

@access private

Parameters

integer log level

Returns: integer checked log level

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

    {
        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;
    }

Referenced by write().

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◆ delete()

ilLog::delete ( )

delete logfile

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

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

◆ dump()

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

Dump a variable to the log.

Parameters

return

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

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

References write().

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◆ getLogFormat()

ilLog::getLogFormat ( )

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

        {
                return $this->log_format;
        }

References $log_format.

Referenced by write().

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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 @access public

Exceptions

ilLogException

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

        {
                // 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();
 
        }

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

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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 @access 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.

        {
                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);      
        }

References write().

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◆ logStack()

ilLog::logStack ( $a_message = '' )

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

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

References write().

Referenced by write().

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◆ open()

ilLog::open ( )

private

Open log file.

Exceptions

ilLogException

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

        {
                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.');
                }
        }

Referenced by ilLog(), and write().

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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.

        {
                $this->log_format = $a_format;
        }

Referenced by ilLog().

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◆ setLogLevel()

ilLog::setLogLevel ( $a_log_level )

set global log level

@access private

Parameters

integer log level

Returns: integer log level

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

    {
        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;
        }
    }

References $FATAL, $MESSAGE, and $WARNING.

Referenced by ilLog().

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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

@access public

Parameters

string	error message
integer	log level (optional)

Reimplemented in ilWACLog.

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

        {
                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();
                        }
                }
        }

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

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

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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 @access public

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

        {
                //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);
        }

References write().

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◆ writeWarning()

ilLog::writeWarning ( $a_message )

special warning message

Parameters

string @access public

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

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

References write().

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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