ilLuceneSearchResult Class Reference

Search result implementing iterator interface. More...

Inheritance diagram for ilLuceneSearchResult:

Collaboration diagram for ilLuceneSearchResult:

Public Member Functions
	__construct ()
	Constructor. More...
	setCallback ($a_callback)
	set search callback More...
	rewind ()
	Iterator rewind. More...
	valid ()
	Iterator valid. More...
	key ()
	Iterator key. More...
	current ()
	Iterator current. More...
	next ()
	Iterator next. More...
	getCandidates ()
	get candidates More...
	addObject ($a_value, $a_relevance=0)
	Add object entry. More...
	getRelevance ($a_obj_id)
	get relevance More...
	setLimit ($a_limit)
	getLimit ()
	setMaxScore ($a_score)
	getMaxScore ()
	setTotalHits ($a_hits)
	set total hits More...
	getTotalHits ()
	get total hits More...

Private Attributes
	$listener
	$position = 0
	$limit = 0
	$total_hits = 0
	$max_score = 0
	$objects = []
	$relevance

Detailed Description

Search result implementing iterator interface.

Author

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

Version

$Id$

Definition at line 34 of file class.ilLuceneSearchResult.php.

Constructor & Destructor Documentation

__construct()

ilLuceneSearchResult::__construct

(

)

Constructor.

Parameters

string

search result

Returns

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

    {
    }

Member Function Documentation

addObject()

ilLuceneSearchResult::addObject	(		$a_value,
			$a_relevance = 0
	)

Add object entry.

Parameters

int	key
int	value

Returns

Definition at line 144 of file class.ilLuceneSearchResult.php.

Referenced by ilLuceneSearchResultParser\parse().

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

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current()

ilLuceneSearchResult::current

(

)

Iterator current.

Returns

Definition at line 111 of file class.ilLuceneSearchResult.php.

References $position.

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

getCandidates()

ilLuceneSearchResult::getCandidates

(

)

get candidates

Parameters

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

References $objects.

    {
        return $this->objects;
    }

getLimit()

ilLuceneSearchResult::getLimit

(

)

Parameters

Definition at line 179 of file class.ilLuceneSearchResult.php.

References $limit.

Referenced by ilLuceneSearchResultParser\parse().

    {
        return $this->limit;
    }

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getMaxScore()

ilLuceneSearchResult::getMaxScore

(

)

Parameters

Definition at line 200 of file class.ilLuceneSearchResult.php.

References $max_score.

Referenced by getRelevance().

    {
        return $this->max_score;
    }

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getRelevance()

ilLuceneSearchResult::getRelevance

(

$a_obj_id

)

get relevance

Parameters

int

obj_id

Returns

int relevance in percent

Definition at line 155 of file class.ilLuceneSearchResult.php.

References getMaxScore().

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

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getTotalHits()

ilLuceneSearchResult::getTotalHits

(

)

get total hits

Parameters

Definition at line 219 of file class.ilLuceneSearchResult.php.

References $total_hits.

Referenced by valid().

    {
        return $this->total_hits;
    }

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key()

ilLuceneSearchResult::key

(

)

Iterator key.

Returns

Definition at line 102 of file class.ilLuceneSearchResult.php.

References $position.

    {
        return $this->position;
    }

next()

ilLuceneSearchResult::next

(

)

Iterator next.

Returns

Definition at line 120 of file class.ilLuceneSearchResult.php.

    {
        $this->position++;
    }

rewind()

ilLuceneSearchResult::rewind

(

)

Iterator rewind.

Returns

Definition at line 70 of file class.ilLuceneSearchResult.php.

    {
        $this->position = 0;
    }

setCallback()

ilLuceneSearchResult::setCallback

(

$a_callback

)

set search callback

Parameters

Definition at line 61 of file class.ilLuceneSearchResult.php.

    {
        $this->listener = $a_callback;
    }

setLimit()

ilLuceneSearchResult::setLimit

(

$a_limit

)

Parameters

Definition at line 169 of file class.ilLuceneSearchResult.php.

Referenced by ilLuceneSearchResultParser\parse().

    {
        $this->limit = $a_limit;
    }

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setMaxScore()

ilLuceneSearchResult::setMaxScore

(

$a_score

)

Parameters

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

Referenced by ilLuceneSearchResultParser\parse().

    {
        $this->max_score = $a_score;
    }

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setTotalHits()

ilLuceneSearchResult::setTotalHits

(

$a_hits

)

set total hits

Returns

Definition at line 209 of file class.ilLuceneSearchResult.php.

Referenced by ilLuceneSearchResultParser\parse().

    {
        $this->total_hits = $a_hits;
    }

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valid()

ilLuceneSearchResult::valid

(

)

Iterator valid.

Parameters

Definition at line 80 of file class.ilLuceneSearchResult.php.

References ilLoggerFactory\getLogger(), and getTotalHits().

    {
        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;
    }

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Field Documentation

$limit

ilLuceneSearchResult::$limit = 0

private

Definition at line 39 of file class.ilLuceneSearchResult.php.

Referenced by getLimit().

$listener

ilLuceneSearchResult::$listener

private

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

$max_score

ilLuceneSearchResult::$max_score = 0

private

Definition at line 41 of file class.ilLuceneSearchResult.php.

Referenced by getMaxScore().

$objects

ilLuceneSearchResult::$objects = []

private

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

Referenced by getCandidates().

$position

ilLuceneSearchResult::$position = 0

private

Definition at line 37 of file class.ilLuceneSearchResult.php.

Referenced by current(), and key().

$relevance

ilLuceneSearchResult::$relevance

private

Definition at line 44 of file class.ilLuceneSearchResult.php.

$total_hits

ilLuceneSearchResult::$total_hits = 0

private

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

Referenced by getTotalHits().

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

• Services/Search/classes/Lucene/class.ilLuceneSearchResult.php