MatchQuery::getMaxExpansions() - Code Metrics - Inspection of "Merge pull request #63 from digiaonline/improve-co..." - digiaonline/lumen-elasticsearch - Measure and Improve Code Quality continuously with Scrutinizer

Completed

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by Sam

created 2017-11-08 08:50 UTC

MatchQuery::getMaxExpansions() A

↳ Parent: MatchQuery

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	1
nc	1
nop	0
dl	0
loc	3
rs	10
c	0
b	0
f	0

<?php namespace Nord\Lumen\Elasticsearch\Search\Query\FullText;

use Nord\Lumen\Elasticsearch\Exceptions\InvalidArgument;
use Nord\Lumen\Elasticsearch\Search\Traits\HasField;
use Nord\Lumen\Elasticsearch\Search\Query\Traits\HasType;
use Nord\Lumen\Elasticsearch\Search\Query\Traits\HasValue;

/**
 * A family of match queries that accepts text/numerics/dates, analyzes them, and constructs a query.
 *
 * @see https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-match-query.html
 */
class MatchQuery extends AbstractQuery
{
    use HasField;
    use HasType;
    use HasValue;
    
    const OPERATOR_OR = 'or';
    const OPERATOR_AND = 'and';

    const ZERO_TERM_QUERY_NONE = 'none';
    const ZERO_TERM_QUERY_ALL = 'all';

    const TYPE_PHRASE = 'phrase';
    const TYPE_PHRASE_PREFIX = 'phrase_prefix';

    /**
     * @var string The operator flag can be set to "or" or "and" to control the boolean clauses (defaults to "or").
     */
    private $operator;

    /**
     * @var string If the analyzer used removes all tokens in a query like a "stop" filter does, the default behavior
     * is to match no documents at all. In order to change that the zero_terms_query option can be used, which accepts
     * "none" (default) and "all" which corresponds to a "match_all" query.
     */
    private $zeroTermsQuery;

    /**
     * @var float The match query supports a cutoff_frequency that allows specifying an absolute or relative document
     * frequency where high frequency terms are moved into an optional subquery and are only scored if one of the low
     * frequency (below the cutoff) terms in the case of an or operator or all of the low frequency terms in the case
     * of an and operator match.
     */
    private $cutOffFrequency;

    /**
     * @var int A phrase query matches terms up to a configurable slop (which defaults to 0) in any order.
     * Transposed terms have a slop of 2.
     */
    private $slop;

    /**
     * @var int A "phrase_prefix" query option that controls to how many prefixes the last term will be expanded.
     * It is highly recommended to set it to an acceptable value to control the execution time of the query.
     */
    private $maxExpansions;

    /**
     * @var string The analyzer can be set to control which analyzer will perform the analysis process on the text. It
     * defaults to the field explicit mapping definition, or the default search analyzer,
     */
    private $analyzer;

    /**
     * @inheritdoc
     */
    public function toArray()
    {
        $match = ['query' => $this->getValue()];

        $match = $this->applyOptions($match);

        if (count($match) === 1 && isset($match['query'])) {
            $match = $match['query'];
        }

        return ['match' => [$this->getField() => $match]];
    }


    /**
     * @param string $operator
     * @return MatchQuery
     * @throws InvalidArgument
     */
    public function setOperator($operator)
    {
        $this->operator = $operator;
        return $this;
    }


    /**
     * @return string
     */
    public function getOperator()
    {
        return $this->operator;
    }


    /**
     * @param string $zeroTermsQuery
     * @return MatchQuery
     * @throws InvalidArgument
     */
    public function setZeroTermsQuery($zeroTermsQuery)
    {
        $this->zeroTermsQuery = $zeroTermsQuery;
        return $this;
    }


    /**
     * @return string
     */
    public function getZeroTermsQuery()
    {
        return $this->zeroTermsQuery;
    }


    /**
     * @param float $cutOffFrequency
     * @return MatchQuery
     * @throws InvalidArgument
     */
    public function setCutOffFrequency($cutOffFrequency)
    {
        $this->assertCutOffFrequency($cutOffFrequency);
        $this->cutOffFrequency = $cutOffFrequency;
        return $this;
    }


    /**
     * @return float
     */
    public function getCutOffFrequency()
    {
        return $this->cutOffFrequency;
    }


    /**
     * @param string $type
     * @return MatchQuery
     * @throws InvalidArgument
     */
    public function setType($type)
    {
        $this->type = $type;
        return $this;
    }


    /**
     * @param int $slop
     * @return MatchQuery
     * @throws InvalidArgument
     */
    public function setSlop($slop)
    {
        $this->assertSlop($slop);
        $this->slop = $slop;
        return $this;
    }


    /**
     * @return int
     */
    public function getSlop()
    {
        return $this->slop;
    }


    /**
     * @param int $maxExpansions
     * @return MatchQuery
     * @throws InvalidArgument
     */
    public function setMaxExpansions($maxExpansions)
    {
        $this->assertMaxExpansions($maxExpansions);
        $this->maxExpansions = $maxExpansions;
        return $this;
    }


    /**
     * @return int
     */
    public function getMaxExpansions()
    {
        return $this->maxExpansions;
    }


    /**
     * @param string $analyzer
     * @return MatchQuery
     */
    public function setAnalyzer($analyzer)
    {
        $this->analyzer = $analyzer;
        return $this;
    }


    /**
     * @return string
     */
    public function getAnalyzer()
    {
        return $this->analyzer;
    }


    /**
     * @param array $match
     * @return array
     */
    protected function applyOptions(array $match)
    {
        $operator = $this->getOperator();
        if (!is_null($operator)) {
            $match['operator'] = $operator;
        }
        $zeroTermsQuery = $this->getZeroTermsQuery();
        if (!is_null($zeroTermsQuery)) {
            $match['zero_terms_query'] = $zeroTermsQuery;
        }
        $cutOffFreq = $this->getCutOffFrequency();
        if (!is_null($cutOffFreq)) {
            $match['cutoff_frequency'] = $cutOffFreq;
        }
        $type = $this->getType();
        if (!is_null($type)) {
            $match['type'] = $type;
            $slop = $this->getSlop();
            if (!is_null($slop)) {
                $match['slop'] = $slop;
            }
            if ($match['type'] === self::TYPE_PHRASE_PREFIX) {
                $maxExp = $this->getMaxExpansions();
                if (!is_null($maxExp)) {
                    $match['max_expansions'] = $maxExp;
                }
            }
        }
        $analyzer = $this->getAnalyzer();
        if (!is_null($analyzer)) {
            $match['analyzer'] = $analyzer;
        }

        return $match;
    }


    /**
     * @param float $cutOffFrequency
     * @throws InvalidArgument
     */
    protected function assertCutOffFrequency($cutOffFrequency)
    {
        if (!is_float($cutOffFrequency)) {
            throw new InvalidArgument(sprintf(
                'Match Query `cutoff_frequency` must be a float value, "%s" given.',
                gettype($cutOffFrequency)
            ));
        }
    }


    /**
     * @param string $type
     * @throws InvalidArgument
     */
    protected function assertType($type)
    {
        $validTypes = [self::TYPE_PHRASE, self::TYPE_PHRASE_PREFIX];
        if (!in_array($type, $validTypes)) {
            throw new InvalidArgument(sprintf(
                'Match Query `type` must be one of "%s", "%s" given.',
                implode(', ', $validTypes),
                $type
            ));
        }
    }


    /**
     * @param int $slop
     * @throws InvalidArgument
     */
    protected function assertSlop($slop)
    {
        if (!is_int($slop)) {
            throw new InvalidArgument(sprintf(
                'Match Query `slop` must be an integer, "%s" given.',
                gettype($slop)
            ));
        }
    }


    /**
     * @param int $maxExpansions
     * @throws InvalidArgument
     */
    protected function assertMaxExpansions($maxExpansions)
    {
        if (!is_int($maxExpansions)) {
            throw new InvalidArgument(sprintf(
                'Match Query `max_expansions` must be an integer, "%s" given.',
                gettype($maxExpansions)
            ));
        }
    }
}


1			<?php namespace Nord\Lumen\Elasticsearch\Search\Query\FullText;
2
3			use Nord\Lumen\Elasticsearch\Exceptions\InvalidArgument;
4			use Nord\Lumen\Elasticsearch\Search\Traits\HasField;
5			use Nord\Lumen\Elasticsearch\Search\Query\Traits\HasType;
6			use Nord\Lumen\Elasticsearch\Search\Query\Traits\HasValue;
7
8			/**
9			* A family of match queries that accepts text/numerics/dates, analyzes them, and constructs a query.
10			*
11			* @see https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-match-query.html
12			*/
13			class MatchQuery extends AbstractQuery
14			{
15			use HasField;
16			use HasType;
17			use HasValue;
18
19			const OPERATOR_OR = 'or';
20			const OPERATOR_AND = 'and';
21
22			const ZERO_TERM_QUERY_NONE = 'none';
23			const ZERO_TERM_QUERY_ALL = 'all';
24
25			const TYPE_PHRASE = 'phrase';
26			const TYPE_PHRASE_PREFIX = 'phrase_prefix';
27
28			/**
29			* @var string The operator flag can be set to "or" or "and" to control the boolean clauses (defaults to "or").
30			*/
31			private $operator;
32
33			/**
34			* @var string If the analyzer used removes all tokens in a query like a "stop" filter does, the default behavior
35			* is to match no documents at all. In order to change that the zero_terms_query option can be used, which accepts
36			* "none" (default) and "all" which corresponds to a "match_all" query.
37			*/
38			private $zeroTermsQuery;
39
40			/**
41			* @var float The match query supports a cutoff_frequency that allows specifying an absolute or relative document
42			* frequency where high frequency terms are moved into an optional subquery and are only scored if one of the low
43			* frequency (below the cutoff) terms in the case of an or operator or all of the low frequency terms in the case
44			* of an and operator match.
45			*/
46			private $cutOffFrequency;
47
48			/**
49			* @var int A phrase query matches terms up to a configurable slop (which defaults to 0) in any order.
50			* Transposed terms have a slop of 2.
51			*/
52			private $slop;
53
54			/**
55			* @var int A "phrase_prefix" query option that controls to how many prefixes the last term will be expanded.
56			* It is highly recommended to set it to an acceptable value to control the execution time of the query.
57			*/
58			private $maxExpansions;
59
60			/**
61			* @var string The analyzer can be set to control which analyzer will perform the analysis process on the text. It
62			* defaults to the field explicit mapping definition, or the default search analyzer,
63			*/
64			private $analyzer;
65
66			/**
67			* @inheritdoc
68			*/
69			public function toArray()
70			{
71			$match = ['query' => $this->getValue()];
72
73			$match = $this->applyOptions($match);
74
75			if (count($match) === 1 && isset($match['query'])) {
76			$match = $match['query'];
77			}
78
79			return ['match' => [$this->getField() => $match]];
80			}
81
82
83			/**
84			* @param string $operator
85			* @return MatchQuery
86			* @throws InvalidArgument
87			*/
88			public function setOperator($operator)
89			{
90			$this->operator = $operator;
91			return $this;
92			}
93
94
95			/**
96			* @return string
97			*/
98			public function getOperator()
99			{
100			return $this->operator;
101			}
102
103
104			/**
105			* @param string $zeroTermsQuery
106			* @return MatchQuery
107			* @throws InvalidArgument
108			*/
109			public function setZeroTermsQuery($zeroTermsQuery)
110			{
111			$this->zeroTermsQuery = $zeroTermsQuery;
112			return $this;
113			}
114
115
116			/**
117			* @return string
118			*/
119			public function getZeroTermsQuery()
120			{
121			return $this->zeroTermsQuery;
122			}
123
124
125			/**
126			* @param float $cutOffFrequency
127			* @return MatchQuery
128			* @throws InvalidArgument
129			*/
130			public function setCutOffFrequency($cutOffFrequency)
131			{
132			$this->assertCutOffFrequency($cutOffFrequency);
133			$this->cutOffFrequency = $cutOffFrequency;
134			return $this;
135			}
136
137
138			/**
139			* @return float
140			*/
141			public function getCutOffFrequency()
142			{
143			return $this->cutOffFrequency;
144			}
145
146
147			/**
148			* @param string $type
149			* @return MatchQuery
150			* @throws InvalidArgument
151			*/
152			public function setType($type)
153			{
154			$this->type = $type;
155			return $this;
156			}
157
158
159			/**
160			* @param int $slop
161			* @return MatchQuery
162			* @throws InvalidArgument
163			*/
164			public function setSlop($slop)
165			{
166			$this->assertSlop($slop);
167			$this->slop = $slop;
168			return $this;
169			}
170
171
172			/**
173			* @return int
174			*/
175			public function getSlop()
176			{
177			return $this->slop;
178			}
179
180
181			/**
182			* @param int $maxExpansions
183			* @return MatchQuery
184			* @throws InvalidArgument
185			*/
186			public function setMaxExpansions($maxExpansions)
187			{
188			$this->assertMaxExpansions($maxExpansions);
189			$this->maxExpansions = $maxExpansions;
190			return $this;
191			}
192
193
194			/**
195			* @return int
196			*/
197			public function getMaxExpansions()
198			{
199			return $this->maxExpansions;
200			}
201
202
203			/**
204			* @param string $analyzer
205			* @return MatchQuery
206			*/
207			public function setAnalyzer($analyzer)
208			{
209			$this->analyzer = $analyzer;
210			return $this;
211			}
212
213
214			/**
215			* @return string
216			*/
217			public function getAnalyzer()
218			{
219			return $this->analyzer;
220			}
221
222
223			/**
224			* @param array $match
225			* @return array
226			*/
227			protected function applyOptions(array $match)
228			{
229			$operator = $this->getOperator();
230			if (!is_null($operator)) {
231			$match['operator'] = $operator;
232			}
233			$zeroTermsQuery = $this->getZeroTermsQuery();
234			if (!is_null($zeroTermsQuery)) {
235			$match['zero_terms_query'] = $zeroTermsQuery;
236			}
237			$cutOffFreq = $this->getCutOffFrequency();
238			if (!is_null($cutOffFreq)) {
239			$match['cutoff_frequency'] = $cutOffFreq;
240			}
241			$type = $this->getType();
242			if (!is_null($type)) {
243			$match['type'] = $type;
244			$slop = $this->getSlop();
245			if (!is_null($slop)) {
246			$match['slop'] = $slop;
247			}
248			if ($match['type'] === self::TYPE_PHRASE_PREFIX) {
249			$maxExp = $this->getMaxExpansions();
250			if (!is_null($maxExp)) {
251			$match['max_expansions'] = $maxExp;
252			}
253			}
254			}
255			$analyzer = $this->getAnalyzer();
256			if (!is_null($analyzer)) {
257			$match['analyzer'] = $analyzer;
258			}
259
260			return $match;
261			}
262
263
264			/**
265			* @param float $cutOffFrequency
266			* @throws InvalidArgument
267			*/
268			protected function assertCutOffFrequency($cutOffFrequency)
269			{
270			if (!is_float($cutOffFrequency)) {
271			throw new InvalidArgument(sprintf(
272			'Match Query `cutoff_frequency` must be a float value, "%s" given.',
273			gettype($cutOffFrequency)
274			));
275			}
276			}
277
278
279			/**
280			* @param string $type
281			* @throws InvalidArgument
282			*/
283			protected function assertType($type)
284			{
285			$validTypes = [self::TYPE_PHRASE, self::TYPE_PHRASE_PREFIX];
286			if (!in_array($type, $validTypes)) {
287			throw new InvalidArgument(sprintf(
288			'Match Query `type` must be one of "%s", "%s" given.',
289			implode(', ', $validTypes),
290			$type
291			));
292			}
293			}
294
295
296			/**
297			* @param int $slop
298			* @throws InvalidArgument
299			*/
300			protected function assertSlop($slop)
301			{
302			if (!is_int($slop)) {
303			throw new InvalidArgument(sprintf(
304			'Match Query `slop` must be an integer, "%s" given.',
305			gettype($slop)
306			));
307			}
308			}
309
310
311			/**
312			* @param int $maxExpansions
313			* @throws InvalidArgument
314			*/
315			protected function assertMaxExpansions($maxExpansions)
316			{
317			if (!is_int($maxExpansions)) {
318			throw new InvalidArgument(sprintf(
319			'Match Query `max_expansions` must be an integer, "%s" given.',
320			gettype($maxExpansions)
321			));
322			}
323			}
324			}
325

digiaonline / lumen-elasticsearch

Push — develop ( b42da4...c15277 )

MatchQuery::getMaxExpansions() A

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