This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V. More...

Inheritance diagram for ilLuceneSearchResult:

Collaboration diagram for ilLuceneSearchResult:

Public Member Functions
	setCallback (array $a_callback)
	set search callback More...

	rewind ()
	Iterator rewind. More...

	valid ()
	Iterator valid. More...

	key ()
	Iterator key. More...

	current ()
	Iterator current. More...

	next ()
	Iterator next. More...

	getCandidates ()

	addObject (int $a_value, float $a_relevance=0)

	getRelevance (int $a_obj_id)

	setLimit (int $a_limit)

	getLimit ()

	setMaxScore (float $a_score)

	getMaxScore ()

	setTotalHits (int $a_hits)

	getTotalHits ()

Private Attributes
array	$listener = []

int	$position = 0

int	$limit = 0

int	$total_hits = 0

float	$max_score = 0

array	$objects = []

array	$relevance = []

Detailed Description

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V.

ILIAS is licensed with the GPL-3.0, see https://www.gnu.org/licenses/gpl-3.0.en.html You should have received a copy of said license along with the source code, too.

If this is not the case or you just want to try ILIAS, you'll find us at: https://www.ilias.de https://github.com/ILIAS-eLearning Search result implementing iterator interface.

Author: Stefan Meyer meyer.nosp@m.@lei.nosp@m.fos.c.nosp@m.om

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

Member Function Documentation

◆ addObject()

ilLuceneSearchResult::addObject	(	int	$a_value,
		float	$a_relevance = `0`
	)

Definition at line 117 of file class.ilLuceneSearchResult.php.

                                                                   : void
    {
        $this->objects[] = $a_value;
        $this->relevance[$a_value] = $a_relevance;
    }

Referenced by ilLuceneSearchResultParser\parse().

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◆ current()

ilLuceneSearchResult::current ( )

Iterator current.

Returns

Definition at line 97 of file class.ilLuceneSearchResult.php.

    {
        return $this->objects[$this->position];
    }

References $position.

◆ getCandidates()

ilLuceneSearchResult::getCandidates ( )

Definition at line 112 of file class.ilLuceneSearchResult.php.

                                   : array
    {
        return $this->objects;
    }

References $objects.

◆ getLimit()

ilLuceneSearchResult::getLimit ( )

Definition at line 137 of file class.ilLuceneSearchResult.php.

                              : int
    {
        return $this->limit;
    }

References $limit.

Referenced by ilLuceneSearchResultParser\parse().

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◆ getMaxScore()

ilLuceneSearchResult::getMaxScore ( )

Definition at line 148 of file class.ilLuceneSearchResult.php.

                                 : float
    {
        return $this->max_score;
    }

References $max_score.

Referenced by getRelevance().

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◆ getRelevance()

ilLuceneSearchResult::getRelevance ( int $a_obj_id )

Definition at line 123 of file class.ilLuceneSearchResult.php.

                                               : float
    {
        if (!$this->getMaxScore()) {
            return 0;
        }
        return isset($this->relevance[$a_obj_id]) ? $this->relevance[$a_obj_id] / $this->getMaxScore() * 100 : 0;
    }

References getMaxScore().

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◆ getTotalHits()

ilLuceneSearchResult::getTotalHits ( )

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

                                  : int
    {
        return $this->total_hits;
    }

References $total_hits.

Referenced by valid().

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◆ key()

ilLuceneSearchResult::key ( )

Iterator key.

Returns

Definition at line 88 of file class.ilLuceneSearchResult.php.

    {
        return $this->position;
    }

References $position.

◆ next()

ilLuceneSearchResult::next ( )

Iterator next.

Definition at line 105 of file class.ilLuceneSearchResult.php.

    {
        $this->position++;
    }

◆ rewind()

ilLuceneSearchResult::rewind ( )

Iterator rewind.

Definition at line 56 of file class.ilLuceneSearchResult.php.

    {
        $this->position = 0;
    }

◆ setCallback()

ilLuceneSearchResult::setCallback ( array $a_callback )

set search callback

Parameters

Closure[]

Definition at line 48 of file class.ilLuceneSearchResult.php.

                                                  : void
    {
        $this->listener = $a_callback;
    }

◆ setLimit()

ilLuceneSearchResult::setLimit ( int $a_limit )

Definition at line 132 of file class.ilLuceneSearchResult.php.

                                          : void
    {
        $this->limit = $a_limit;
    }

Referenced by ilLuceneSearchResultParser\parse().

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◆ setMaxScore()

ilLuceneSearchResult::setMaxScore ( float $a_score )

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

                                               : void
    {
        $this->max_score = $a_score;
    }

Referenced by ilLuceneSearchResultParser\parse().

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◆ setTotalHits()

ilLuceneSearchResult::setTotalHits ( int $a_hits )

Definition at line 153 of file class.ilLuceneSearchResult.php.

                                             : void
    {
        $this->total_hits = $a_hits;
    }

Referenced by ilLuceneSearchResultParser\parse().

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◆ valid()

ilLuceneSearchResult::valid ( )

Iterator valid.

Parameters

return

Definition at line 66 of file class.ilLuceneSearchResult.php.

    {
        if ($this->position < count($this->objects)) {
            return true;
        }
        // if the number of candidates is smaller than the total number of hits
        // get next result page
        if (count($this->objects) < $this->getTotalHits()) {
            ilLoggerFactory::getLogger('src')->debug("Trying to get next result page...");
            @call_user_func($this->listener);
        }
        // Check again
        if ($this->position < count($this->objects)) {
            return true;
        }
        return false;
    }