@noinspection PhpIncludeInspection More...

Inheritance diagram for ilLoggingActivity:

Collaboration diagram for ilLoggingActivity:

Public Member Functions
	__construct (ilNode $a_context)
	Default constructor. More...

	setLogFile ($a_log_file)
	Sets the log file name and path. More...

	getLogFile ()
	Returns the log file name and path. More...

	setLogMessage ($a_log_message)
	Sets the message to be logged. More...

	getLogMessage ()
	Returns the currently set log message. More...

	setLogLevel ($a_log_level)
	Sets the log level of the message to be logged. More...

	getLogLevel ()
	Returns the currently set log level. More...

	getContext ()
	Returns the parent object. More...

	execute ()
	Executes this action according to its settings. More...

	setName ($name)

	getName ()

	execute ()

	getContext ()
	This method returns the context of the element. More...

	setName ($name)

	getName ()

Protected Attributes
	$name

Private Member Functions
	checkFileWriteability ( $a_log_file)
	Checks if the file is "really really" writeable. More...

	checkExtensionValidity ( $extension)
	Checks if the given extension is a listed one. More...

	checkForExistingLogMessageContent ( $a_log_message)
	Checks if an actual log message is set for the instance. More...

	determineValidityOfLogLevel ( $a_log_level)
	Determines, if the given log level is a valid one. More...

	closeFilePointer ( $file_pointer)
	Closes the file pointer. More...

	writeLogMessage ( $file_pointer)
	Writes the instances log message to the logfile. More...

	acquireFilePointer ()
	Acquires and returns a file pointer to the instances log file. More...

Private Attributes
	$context

	$log_file = 'none.log'

	$log_message = 'no message set'

	$log_level = 'MESSAGE'

Detailed Description

@noinspection PhpIncludeInspection

@noinspection PhpIncludeInspection @noinspection PhpIncludeInspection Class ilLoggingActivity

This activity writes a given message with loglevel to the given logfile. Design consideration is to configure the activity at the workflows creation time, since it is triggered on known conditions.

Author: Maximilian Becker mbeck.nosp@m.er@d.nosp@m.ataba.nosp@m.y.de

Version: $Id$

/

Definition at line 23 of file class.ilLoggingActivity.php.

Constructor & Destructor Documentation

◆ __construct()

ilLoggingActivity::__construct ( ilNode $a_context )

Default constructor.

Parameters

ilNode $a_context

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

        {
                $this->context = $a_context;
        }

Member Function Documentation

◆ acquireFilePointer()

ilLoggingActivity::acquireFilePointer ( )

private

Acquires and returns a file pointer to the instances log file.

Returns: resource File pointer

Exceptions

ilWorkflowFilesystemException

@noinspection PhpIncludeInspection

Definition at line 288 of file class.ilLoggingActivity.php.

        {
                $file_pointer = fopen( $this->log_file, 'a' );
                if ( $file_pointer == null )
                {
                        require_once './Services/WorkflowEngine/exceptions/ilWorkflowFilesystemException.php';
                        throw new ilWorkflowFilesystemException( 'Cannot write to filesystem - no pointer returned.', 1000 );
                }
                return $file_pointer;
        }

Referenced by execute().

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◆ checkExtensionValidity()

ilLoggingActivity::checkExtensionValidity ( $extension )

private

Checks if the given extension is a listed one.

(One of .log or .txt)

Parameters

$extension

Returns: void

Exceptions

ilWorkflowObjectStateException

@noinspection PhpIncludeInspection

Definition at line 101 of file class.ilLoggingActivity.php.

        {
                if ( $extension != '.log' && $extension != '.txt' )
                {
                        require_once './Services/WorkflowEngine/exceptions/ilWorkflowObjectStateException.php';
                        throw new ilWorkflowObjectStateException( 'Illegal extension. Log file must be either .txt or .log.', 1002 );
                }
        }

Referenced by setLogFile().

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◆ checkFileWriteability()

ilLoggingActivity::checkFileWriteability ( $a_log_file )

private

Checks if the file is "really really" writeable.

Parameters

$a_log_file

Returns: void

Exceptions

ilWorkflowFilesystemException

@noinspection PhpUsageOfSilenceOperatorInspection

@noinspection PhpIncludeInspection

Definition at line 79 of file class.ilLoggingActivity.php.

        {
                @$file_handle = fopen( $a_log_file, 'a+' );
                if ( $file_handle == null )
                {
                        require_once './Services/WorkflowEngine/exceptions/ilWorkflowFilesystemException.php';
                        throw new ilWorkflowFilesystemException( 'Could not write to filesystem - no pointer returned.', 1002 );
                }
                fclose( $file_handle );
        }

Referenced by setLogFile().

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◆ checkForExistingLogMessageContent()

ilLoggingActivity::checkForExistingLogMessageContent ( $a_log_message )

private

Checks if an actual log message is set for the instance.

Parameters

$a_log_message

Returns: void

Exceptions

ilWorkflowObjectStateException

@noinspection PhpIncludeInspection

Definition at line 143 of file class.ilLoggingActivity.php.

        {
                if ( $a_log_message == null || $a_log_message == '' )
                {
                        require_once './Services/WorkflowEngine/exceptions/ilWorkflowObjectStateException.php';
                        throw new ilWorkflowObjectStateException( 'Log message must not be null or empty.', 1002 );
                }
        }

Referenced by setLogMessage().

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◆ closeFilePointer()

ilLoggingActivity::closeFilePointer ( $file_pointer )

private

Closes the file pointer.

Parameters

$file_pointer

Returns: void

Exceptions

ilWorkflowFilesystemException

@noinspection PhpIncludeInspection

Definition at line 255 of file class.ilLoggingActivity.php.

        {
                if ( !fclose( $file_pointer ) )
                {
                        require_once './Services/WorkflowEngine/exceptions/ilWorkflowFilesystemException.php';
                        throw new ilWorkflowFilesystemException( 'Cannot write to filesystem - pointer returned did not close.', 1001 );
                }
        }

Referenced by execute().

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◆ determineValidityOfLogLevel()

ilLoggingActivity::determineValidityOfLogLevel ( $a_log_level )

private

Determines, if the given log level is a valid one.

Log levels are similar to Apache log4j levels.

Parameters

$a_log_level

Returns: bool

Definition at line 194 of file class.ilLoggingActivity.php.

        {
                switch ( strtolower( $a_log_level ) )
                {
                        case 'trace':
                        case 'message':
                        case 'warning':
                        case 'debug':
                        case 'info':
                        case 'fatal':
                                $valid = true;
                                break;
                        default:
                                $valid = false;
                                return $valid;
                }
                return $valid;
        }

References $valid.

Referenced by setLogLevel().

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◆ execute()

ilLoggingActivity::execute ( )

Executes this action according to its settings.

Returns: void

Implements ilActivity.

Definition at line 238 of file class.ilLoggingActivity.php.

        {
                $file_pointer = null;
                $file_pointer = $this->acquireFilePointer();
                $this->writeLogMessage( $file_pointer );
                $this->closeFilePointer( $file_pointer );
        }

References acquireFilePointer(), closeFilePointer(), and writeLogMessage().

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◆ getContext()

ilLoggingActivity::getContext ( )

Returns the parent object.

Type is ilNode, implements ilWorkflowEngineElement

Returns: ilNode Parent node of this element.

Implements ilWorkflowEngineElement.

Definition at line 228 of file class.ilLoggingActivity.php.

        {
                return $this->context;
        }

References $context.

◆ getLogFile()

ilLoggingActivity::getLogFile ( )

Returns the log file name and path.

Returns: string File name and path of the log file.

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

        {
                return $this->log_file;
        }

References $log_file.

◆ getLogLevel()

ilLoggingActivity::getLogLevel ( )

Returns the currently set log level.

Returns: string

Definition at line 218 of file class.ilLoggingActivity.php.

        {
                return $this->log_level;
        }

References $log_level.

◆ getLogMessage()

ilLoggingActivity::getLogMessage ( )

Returns the currently set log message.

Returns: string

Definition at line 158 of file class.ilLoggingActivity.php.

        {
                return $this->log_message;
        }

References $log_message.

◆ getName()

ilLoggingActivity::getName ( )

Returns: mixed

Implements ilWorkflowEngineElement.

Definition at line 305 of file class.ilLoggingActivity.php.

        {
                return $this->name;
        }

References $name.

◆ setLogFile()

ilLoggingActivity::setLogFile ( $a_log_file )

Sets the log file name and path.

Parameters

string $a_log_file Path, name and extension of the log file.

Returns: void

Definition at line 62 of file class.ilLoggingActivity.php.

        {
                $extension = substr($a_log_file, strlen($a_log_file)-4, 4);
                $this->checkExtensionValidity( $extension );
                $this->checkFileWriteability( $a_log_file );
                $this->log_file = $a_log_file;
        }

References checkExtensionValidity(), and checkFileWriteability().

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◆ setLogLevel()

ilLoggingActivity::setLogLevel ( $a_log_level )

Sets the log level of the message to be logged.

See also: $log_level

Parameters

string $a_log_level A valid log level.

Returns: void

Exceptions

ilWorkflowObjectStateException on illegal log level.

@noinspection PhpIncludeInspection

Definition at line 174 of file class.ilLoggingActivity.php.

        {
                $valid = $this->determineValidityOfLogLevel( $a_log_level );
                if ($valid == false)
                {
                        require_once './Services/WorkflowEngine/exceptions/ilWorkflowObjectStateException.php';
                        throw new ilWorkflowObjectStateException('Log level must be one of: message, warning, debug, info, fatal.', 1002);
                }
                $this->log_level = strtoupper($a_log_level);
        }

References $valid, and determineValidityOfLogLevel().

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◆ setLogMessage()

ilLoggingActivity::setLogMessage ( $a_log_message )

Sets the message to be logged.

Parameters

string $a_log_message Text of the log message

Returns: void

Definition at line 128 of file class.ilLoggingActivity.php.

        {
                $this->checkForExistingLogMessageContent( $a_log_message );
                $this->log_message = $a_log_message;
        }

References checkForExistingLogMessageContent().

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◆ setName()

ilLoggingActivity::setName ( $name )

Parameters

string $name

Returns: mixed

Implements ilWorkflowEngineElement.

Definition at line 300 of file class.ilLoggingActivity.php.

        {
                $this->name = $name;
        }

References $name.

◆ writeLogMessage()

ilLoggingActivity::writeLogMessage ( $file_pointer )

private

Writes the instances log message to the logfile.

Parameters

$file_pointer

Returns: void

@noinspection PhpIncludeInspection

Definition at line 272 of file class.ilLoggingActivity.php.

        {
                require_once './Services/WorkflowEngine/classes/utils/class.ilWorkflowUtils.php';
                fwrite( $file_pointer, date( 'Y/m/d H:i:s' ).substr( (string)ilWorkflowUtils::microtime(), 1, 6 ).' :: ' );
                fwrite( $file_pointer, $this->log_level.' :: ' );
                fwrite( $file_pointer, $this->log_message."\r\n" );
        }

References date.

Referenced by execute().

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Field Documentation

◆ $context

ilLoggingActivity::$context

private

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

Referenced by getContext().

◆ $log_file

ilLoggingActivity::$log_file = 'none.log'

private

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

Referenced by getLogFile().

◆ $log_level

ilLoggingActivity::$log_level = 'MESSAGE'

private

Definition at line 40 of file class.ilLoggingActivity.php.

Referenced by getLogLevel().

◆ $log_message

ilLoggingActivity::$log_message = 'no message set'

private

Definition at line 32 of file class.ilLoggingActivity.php.

Referenced by getLogMessage().

◆ $name

string ilLoggingActivity::$name

protected

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

Referenced by getName(), and setName().

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

Services/WorkflowEngine/classes/activities/class.ilLoggingActivity.php

Public Member Functions

Protected Attributes

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ __construct()

Member Function Documentation

◆ acquireFilePointer()

◆ checkExtensionValidity()

◆ checkFileWriteability()

◆ checkForExistingLogMessageContent()

◆ closeFilePointer()

◆ determineValidityOfLogLevel()

◆ execute()

◆ getContext()

◆ getLogFile()

◆ getLogLevel()

◆ getLogMessage()

◆ getName()

◆ setLogFile()

◆ setLogLevel()

◆ setLogMessage()

◆ setName()

◆ writeLogMessage()

Field Documentation

◆ $context

◆ $log_file

◆ $log_level

◆ $log_message

◆ $name