ilAssLacStringResultExpression Class Reference

Class StringResultExpression for the expression ~TEXT~. More...

Inheritance diagram for ilAssLacStringResultExpression:

Collaboration diagram for ilAssLacStringResultExpression:

Public Member Functions
	getPattern ()
	Get the Pattern to match relevant informations for an Expression. More...
	getText ()
	getValue ()
	Get the value of this Expression. More...
	getDescription ()
	Get a human readable description of the Composite element. More...
	checkResult ($result, $comperator, $index=null)
Public Member Functions inherited from ilAssLacAbstractExpression
	parseValue ($value)
	Parses the delivered Value and sets the relevant information for an Expression as attributes. More...
Public Member Functions inherited from ilAssLacAbstractComposite
	addNode (ilAssLacCompositeInterface $node)
	Adds an ilAssLacCompositeInterface object to the node array which represents the condition tree structure. More...
	describe ()
	Describes a Composite tree Structure as human readable string. More...
	addNode (ilAssLacCompositeInterface $node)
	Adds an CompositeInterface object to the node array which represents the condition tree structure. More...
	describe ()
	Describes a Composite tree Structure as human readable string. More...
	getDescription ()
	Get a human readable description of the Composite element. More...
	getValue ()
	Get the value of this Expression. More...
	parseValue ($value)
	Parses the delivered Value and sets the relevant information for an Expression as attributes. More...
	checkResult ($result, $comperator, $index=null)

Static Public Attributes
static	$pattern = "/~.*?~/"
static	$identifier = "~TEXT~"

Protected Member Functions
	setMatches ($matches)
	Sets the result of the parsed value by a specific expression pattern. More...
	getPattern ()
	Get the Pattern to match relevant informations for an Expression. More...
	setMatches ($matches)
	Sets the result of the parsed value by a specific expression pattern. More...

Protected Attributes
	$text

Private Member Functions
	compare ($comperator, $value)

Additional Inherited Members
Data Fields inherited from ilAssLacAbstractComposite
	$nodes = array()

Detailed Description

Class StringResultExpression for the expression ~TEXT~.

Date: 25.03.13 Time: 16:41

Author

Thomas Joußen tjous.nosp@m.sen@.nosp@m.datab.nosp@m.ay.d.nosp@m.e

Definition at line 14 of file ilAssLacStringResultExpression.php.

Member Function Documentation

checkResult()

ilAssLacStringResultExpression::checkResult	(		$result,
			$comperator,
			$index = null
	)

Parameters

ilUserQuestionResult	$result
string	$comperator
int	$index

Returns

bool

Implements ilAssLacSolutionExpressionInterface.

Definition at line 95 of file ilAssLacStringResultExpression.php.

        {
                $isTrue = false;
                if($index == null)
                {
                        $values = $result->getUserSolutionsByIdentifier("value");
 
                        foreach($values as $value)
                        {
                                $isTrue = $isTrue || $this->compare($comperator, $value);
                        }
                }
                else
                {
                        $solution = $result->getSolutionForKey($index);
                        $isTrue = $this->compare($comperator, $solution["value"]);
                }
 
                return $isTrue;
        }

References $result, and compare().

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compare()

ilAssLacStringResultExpression::compare (   $comperator,   $value  )

private

Parameters

string	$comperator
mixed	$value

Returns

bool

Definition at line 122 of file ilAssLacStringResultExpression.php.

        {
                switch($comperator)
                {
                        case "=":
                                return $this->getText() == $value;
                                break;
                        case "<>":
                                return $this->getText() != $value;
                                break;
                        default:
                                return false;
                }
        }

References getText().

Referenced by checkResult().

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getDescription()

ilAssLacStringResultExpression::getDescription

(

)

Get a human readable description of the Composite element.

Returns

string

Implements ilAssLacCompositeInterface.

Definition at line 83 of file ilAssLacStringResultExpression.php.

        {
                return $this->text . " beantwortet ";
        }

getPattern()

ilAssLacStringResultExpression::getPattern

(

)

Get the Pattern to match relevant informations for an Expression.

Returns

string

Reimplemented from ilAssLacAbstractExpression.

Definition at line 45 of file ilAssLacStringResultExpression.php.

        {
                return '/~(.*)~/';
        }

getText()

ilAssLacStringResultExpression::getText

(

)

Returns

string

Definition at line 65 of file ilAssLacStringResultExpression.php.

        {
                return $this->text;
        }

References $text.

Referenced by compare().

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getValue()

ilAssLacStringResultExpression::getValue

(

)

Get the value of this Expression.

Returns

string

Implements ilAssLacExpressionInterface.

Definition at line 74 of file ilAssLacStringResultExpression.php.

        {
                return "~" . $this->text . '~';
        }

setMatches()

ilAssLacStringResultExpression::setMatches (   $matches )

protected

Sets the result of the parsed value by a specific expression pattern.

See also

ExpressionInterface::parseValue()

ExpressionInterface::getPattern()

Parameters

array

$matches

Reimplemented from ilAssLacAbstractExpression.

Definition at line 57 of file ilAssLacStringResultExpression.php.

        {
                $this->text = $matches[1][0];
        }

Field Documentation

$identifier

ilAssLacStringResultExpression::$identifier = "~TEXT~"

static

Definition at line 32 of file ilAssLacStringResultExpression.php.

$pattern

ilAssLacStringResultExpression::$pattern = "/~.*?~/"

static

Definition at line 27 of file ilAssLacStringResultExpression.php.

Referenced by ilAssLacExpressionManufacturer\getPattern(), and ilAssLacExpressionManufacturer\manufacture().

$text

ilAssLacStringResultExpression::$text

protected

Definition at line 39 of file ilAssLacStringResultExpression.php.

Referenced by getText().

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

• Modules/TestQuestionPool/classes/questions/LogicalAnswerCompare/Expressions/ilAssLacStringResultExpression.php