DynamicAggregate::fetchAggregation() - Code Metrics - Inspection of "Dynamic aggregate filter" - ongr-io/FilterManagerBundle - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#188)

unknown

created 2016-09-12 11:58 UTC

DynamicAggregate::fetchAggregation() B

↳ Parent: DynamicAggregate

Complexity

Conditions	4
Paths	4

Size

Total Lines	24
Code Lines	13

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	24
rs	8.6845
c	0
b	0
f	0
cc	4
eloc	13
nc	4
nop	3

<?php

/*
 * This file is part of the ONGR package.
 *
 * (c) NFQ Technologies UAB <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace ONGR\FilterManagerBundle\Filter\Widget\Dynamic;

use ONGR\ElasticsearchBundle\Result\Aggregation\AggregationValue;
use ONGR\ElasticsearchDSL\Aggregation\FilterAggregation;
use ONGR\ElasticsearchDSL\Aggregation\NestedAggregation;
use ONGR\ElasticsearchDSL\Aggregation\TermsAggregation;
use ONGR\ElasticsearchDSL\BuilderInterface;
use ONGR\ElasticsearchDSL\Query\BoolQuery;
use ONGR\ElasticsearchDSL\Query\MatchAllQuery;
use ONGR\ElasticsearchDSL\Query\NestedQuery;
use ONGR\ElasticsearchDSL\Query\TermQuery;
use ONGR\ElasticsearchDSL\Search;
use ONGR\ElasticsearchBundle\Result\DocumentIterator;
use ONGR\FilterManagerBundle\Filter\FilterState;
use ONGR\FilterManagerBundle\Filter\Helper\SizeAwareTrait;
use ONGR\FilterManagerBundle\Filter\Helper\ViewDataFactoryInterface;
use ONGR\FilterManagerBundle\Filter\ViewData\AggregateViewData;
use ONGR\FilterManagerBundle\Filter\ViewData;
use ONGR\FilterManagerBundle\Filter\Widget\AbstractSingleRequestValueFilter;
use ONGR\FilterManagerBundle\Filter\Helper\FieldAwareInterface;
use ONGR\FilterManagerBundle\Filter\Helper\FieldAwareTrait;
use ONGR\FilterManagerBundle\Search\SearchRequest;
use Symfony\Component\HttpFoundation\Request;

/**
 * This class provides single terms choice.
 */
class DynamicAggregate extends AbstractSingleRequestValueFilter implements
    FieldAwareInterface,
    ViewDataFactoryInterface
{
    use FieldAwareTrait, SizeAwareTrait;

    /**
     * @var array
     */
    private $sortType;

    /**
     * @var string
     */
    private $nameField;

    /**
     * @param array $sortType
     */
    public function setSortType($sortType)
    {
        $this->sortType = $sortType;
    }

    /**
     * @return array
     */
    public function getSortType()
    {
        return $this->sortType;
    }

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

    /**
     * @param string $nameField
     */
    public function setNameField($nameField)
    {
        $this->nameField = $nameField;
    }

    /**
     * {@inheritdoc}
     */
    public function getState(Request $request)
    {
        $state = new FilterState();
        $value = $request->get($this->getRequestField());

        if (isset($value) && is_array($value)) {
            $state->setActive(true);
            $state->setValue($value);
            $state->setUrlParameters([$this->getRequestField() => $value]);
        }

        return $state;
    }

    /**
     * {@inheritdoc}
     */
    public function modifySearch(Search $search, FilterState $state = null, SearchRequest $request = null)
    {
        list($path, $field) = explode('>', $this->getField());

        if ($state && $state->isActive()) {
            $boolQuery = new BoolQuery();
            foreach ($state->getValue() as $value) {
                $boolQuery->add(
                    new NestedQuery(
                        $path,
                        new TermQuery($field, $value)
                    )
                );
            }
            $search->addPostFilter($boolQuery);
        }
    }

    /**
     * {@inheritdoc}
     */
    public function preProcessSearch(Search $search, Search $relatedSearch, FilterState $state = null)
    {
        list($path, $field) = explode('>', $this->getField());
        $name = $state->getName();
function someFunction(A $objectMaybe = null)
{
    if ($objectMaybe instanceof A) {
        $objectMaybe->doSomething();
    }
}
        $aggregation = new NestedAggregation(
            $name,
            $path
        );
        $termsAggregation = new TermsAggregation('query', $field);
        $termsAggregation->addParameter('size', 0);

        if ($this->getSortType()) {
            $termsAggregation->addParameter('order', [$this->getSortType()['type'] => $this->getSortType()['order']]);
        }

        if ($this->getSize() > 0) {
            $termsAggregation->addParameter('size', $this->getSize());
        }

        $termsAggregation->addAggregation(
            new TermsAggregation('name', $this->getNameField())
        );
        $aggregation->addAggregation($termsAggregation);
        $filterAggregation = new FilterAggregation($name . '-filter');

        if (!empty($relatedSearch->getPostFilters())) {
            $filterAggregation->setFilter($relatedSearch->getPostFilters());
        } else {
            $filterAggregation->setFilter(new MatchAllQuery());
        }

        if ($state->isActive()) {
            foreach ($state->getValue() as $key => $term) {
                $terms = $state->getValue();
                unset($terms[$key]);

                $this->addSubFilterAggregation(
                    $filterAggregation,
                    $aggregation,
                    $terms,
                    $term
                );
            }

            $this->addSubFilterAggregation(
                $filterAggregation,
                $aggregation,
                $state->getValue(),
                'all-selected'
            );
        } else {
            $filterAggregation->addAggregation($aggregation);
        }

        $search->addAggregation($filterAggregation);
    }

    /**
     * {@inheritdoc}
     */
    public function createViewData()
    {
        return new AggregateViewData();
    }

    /**
     * {@inheritdoc}
     */
    public function getViewData(DocumentIterator $result, ViewData $data)
    {
        $unsortedChoices = [];
        $activeNames = $data->getState()->isActive() ? array_keys($data->getState()->getValue()) : [];
        $filterAggregations = $this->fetchAggregation($result, $data->getName(), $data->getState()->getValue());

        /** @var AggregationValue $bucket */
        foreach ($filterAggregations as $activeName => $aggregation) {
            foreach ($aggregation as $bucket) {
                $name = $bucket->getAggregation('name')->getBuckets()[0]['key'];

                if ($name != $activeName && $activeName != 'all-selected') {
                    continue;
                }

                $active = $this->isChoiceActive($bucket['key'], $data);
                $choice = new ViewData\Choice();
                $choice->setLabel($bucket->getValue('key'));
                $choice->setCount($bucket['doc_count']);
                $choice->setActive($active);

                $choice->setUrlParameters(
                    $this->getOptionUrlParameters($bucket['key'], $name, $data, $active)
                );

                if ($activeName == 'all-selected') {
                    $unsortedChoices[$activeName][$name][] = $choice;
                } else {
                    $unsortedChoices[$activeName][] = $choice;
                }
            }
        }

        foreach ($unsortedChoices['all-selected'] as $name => $buckets) {
            if (in_array($name, $activeNames)) {
                continue;
            }

            $unsortedChoices[$name] = $buckets;
        }

        unset($unsortedChoices['all-selected']);
        ksort($unsortedChoices);

        /** @var AggregateViewData $data */
        foreach ($unsortedChoices as $name => $choices) {
            $choiceViewData = new ViewData\ChoicesAwareViewData();
            $choiceViewData->setName($name);
            $choiceViewData->setChoices($choices);
            $choiceViewData->setUrlParameters([]);
            $choiceViewData->setResetUrlParameters([]);
            $data->addItem($choiceViewData);
        }

        return $data;
    }

    /**
     * {@inheritdoc}
     */
    public function isRelated()
    {
        return true;
    }

    /**
     * Fetches buckets from search results.
     *
     * @param DocumentIterator $result     Search results.
     * @param string           $filterName Filter name.
     * @param array            $values     Values from the state object
     *
     * @return array Buckets.
     */
    private function fetchAggregation(DocumentIterator $result, $filterName, $values)
    {
        $data = [];
        $aggregation = $result->getAggregation(sprintf('%s-filter', $filterName));

        if ($aggregation->getAggregation($filterName)) {
            $aggregation = $aggregation->find($filterName.'.query');
            $data['all-selected'] = $aggregation;

            return $data;
        }

        if (!empty($values)) {
            foreach ($values as $name => $value) {
                $data[$name] = $aggregation->find(sprintf('%s.%s.query', $value, $filterName));
            }

            $data['all-selected'] = $aggregation->find(sprintf('all-selected.%s.query', $filterName));

            return $data;
        }

        return [];
    }

    /**
     * A method used to add an additional filter to the aggregations
     * in preProcessSearch
     *
     * @param FilterAggregation $filterAggregation
     * @param NestedAggregation $deepLevelAggregation
     * @param array             $terms Terms of additional filter
     * @param string            $aggName
     *
     * @return BuilderInterface
     */
    private function addSubFilterAggregation(
        $filterAggregation,
        $deepLevelAggregation,
        $terms,
        $aggName
    ) {
        list($path, $field) = explode('>', $this->getField());
        $boolQuery = new BoolQuery();

        foreach ($terms as $term) {
            $boolQuery->add(
                new NestedQuery($path, new TermQuery($field, $term))
            );
        }

        if ($boolQuery->getQueries() == []) {
            $boolQuery->add(new MatchAllQuery());
        }

        $innerFilterAggregation = new FilterAggregation(
            $aggName,
            $boolQuery
        );
        $innerFilterAggregation->addAggregation($deepLevelAggregation);
        $filterAggregation->addAggregation($innerFilterAggregation);
    }

    /**
     * @param string   $key
     * @param string   $name
     * @param ViewData $data
     * @param bool     $active True when the choice is active
     *
     * @return array
     */
    private function getOptionUrlParameters($key, $name, ViewData $data, $active)
    {
        $value = $data->getState()->getValue();
        $parameters = $data->getResetUrlParameters();

        if (!empty($value)) {
            if ($active) {
                unset($value[array_search($key, $value)]);
                $parameters[$this->getRequestField()] = $value;

                return $parameters;
            }

            $parameters[$this->getRequestField()] = $value;
        }

        $parameters[$this->getRequestField()][$name] = $key;

        return $parameters;
    }

    /**
     * Returns whether choice with the specified key is active.
     *
     * @param string   $key
     * @param ViewData $data
     *
     * @return bool
     */
    private function isChoiceActive($key, ViewData $data)
    {
        return $data->getState()->isActive() && in_array($key, $data->getState()->getValue());
    }
}


1			<?php
2
3			/*
4			* This file is part of the ONGR package.
5			*
6			* (c) NFQ Technologies UAB <[email protected]>
7			*
8			* For the full copyright and license information, please view the LICENSE
9			* file that was distributed with this source code.
10			*/
11
12			namespace ONGR\FilterManagerBundle\Filter\Widget\Dynamic;
13
14			use ONGR\ElasticsearchBundle\Result\Aggregation\AggregationValue;
15			use ONGR\ElasticsearchDSL\Aggregation\FilterAggregation;
16			use ONGR\ElasticsearchDSL\Aggregation\NestedAggregation;
17			use ONGR\ElasticsearchDSL\Aggregation\TermsAggregation;
18			use ONGR\ElasticsearchDSL\BuilderInterface;
19			use ONGR\ElasticsearchDSL\Query\BoolQuery;
20			use ONGR\ElasticsearchDSL\Query\MatchAllQuery;
21			use ONGR\ElasticsearchDSL\Query\NestedQuery;
22			use ONGR\ElasticsearchDSL\Query\TermQuery;
23			use ONGR\ElasticsearchDSL\Search;
24			use ONGR\ElasticsearchBundle\Result\DocumentIterator;
25			use ONGR\FilterManagerBundle\Filter\FilterState;
26			use ONGR\FilterManagerBundle\Filter\Helper\SizeAwareTrait;
27			use ONGR\FilterManagerBundle\Filter\Helper\ViewDataFactoryInterface;
28			use ONGR\FilterManagerBundle\Filter\ViewData\AggregateViewData;
29			use ONGR\FilterManagerBundle\Filter\ViewData;
30			use ONGR\FilterManagerBundle\Filter\Widget\AbstractSingleRequestValueFilter;
31			use ONGR\FilterManagerBundle\Filter\Helper\FieldAwareInterface;
32			use ONGR\FilterManagerBundle\Filter\Helper\FieldAwareTrait;
33			use ONGR\FilterManagerBundle\Search\SearchRequest;
34			use Symfony\Component\HttpFoundation\Request;
35
36			/**
37			* This class provides single terms choice.
38			*/
39			class DynamicAggregate extends AbstractSingleRequestValueFilter implements
40			FieldAwareInterface,
41			ViewDataFactoryInterface
42			{
43			use FieldAwareTrait, SizeAwareTrait;
44
45			/**
46			* @var array
47			*/
48			private $sortType;
49
50			/**
51			* @var string
52			*/
53			private $nameField;
54
55			/**
56			* @param array $sortType
57			*/
58			public function setSortType($sortType)
59			{
60			$this->sortType = $sortType;
61			}
62
63			/**
64			* @return array
65			*/
66			public function getSortType()
67			{
68			return $this->sortType;
69			}
70
71			/**
72			* @return string
73			*/
74			public function getNameField()
75			{
76			return $this->nameField;
77			}
78
79			/**
80			* @param string $nameField
81			*/
82			public function setNameField($nameField)
83			{
84			$this->nameField = $nameField;
85			}
86
87			/**
88			* {@inheritdoc}
89			*/
90			public function getState(Request $request)
91			{
92			$state = new FilterState();
93			$value = $request->get($this->getRequestField());
94
95			if (isset($value) && is_array($value)) {
96			$state->setActive(true);
97			$state->setValue($value);
98			$state->setUrlParameters([$this->getRequestField() => $value]);
99			}
100
101			return $state;
102			}
103
104			/**
105			* {@inheritdoc}
106			*/
107			public function modifySearch(Search $search, FilterState $state = null, SearchRequest $request = null)
108			{
109			list($path, $field) = explode('>', $this->getField());
110
111			if ($state && $state->isActive()) {
112			$boolQuery = new BoolQuery();
113			foreach ($state->getValue() as $value) {
114			$boolQuery->add(
115			new NestedQuery(
116			$path,
117			new TermQuery($field, $value)
118			)
119			);
120			}
121			$search->addPostFilter($boolQuery);
122			}
123			}
124
125			/**
126			* {@inheritdoc}
127			*/
128			public function preProcessSearch(Search $search, Search $relatedSearch, FilterState $state = null)
129			{
130			list($path, $field) = explode('>', $this->getField());
131			$name = $state->getName();
			0 ignored issues – show Bug introduced 2016-09-06 06:35 UTC by Report Bug Copy Issue Report It seems like `$state` is not always an object, but can also be of type `null`. Maybe add an additional type check? If a variable is not always an object, we recommend to add an additional type check to ensure your method call is safe: function someFunction(A $objectMaybe = null) { if ($objectMaybe instanceof A) { $objectMaybe->doSomething(); } } Loading history...
132			$aggregation = new NestedAggregation(
133			$name,
134			$path
135			);
136			$termsAggregation = new TermsAggregation('query', $field);
137			$termsAggregation->addParameter('size', 0);
138
139			if ($this->getSortType()) {
140			$termsAggregation->addParameter('order', [$this->getSortType()['type'] => $this->getSortType()['order']]);
141			}
142
143			if ($this->getSize() > 0) {
144			$termsAggregation->addParameter('size', $this->getSize());
145			}
146
147			$termsAggregation->addAggregation(
148			new TermsAggregation('name', $this->getNameField())
149			);
150			$aggregation->addAggregation($termsAggregation);
151			$filterAggregation = new FilterAggregation($name . '-filter');
152
153			if (!empty($relatedSearch->getPostFilters())) {
154			$filterAggregation->setFilter($relatedSearch->getPostFilters());
155			} else {
156			$filterAggregation->setFilter(new MatchAllQuery());
157			}
158
159			if ($state->isActive()) {
160			foreach ($state->getValue() as $key => $term) {
161			$terms = $state->getValue();
162			unset($terms[$key]);
163
164			$this->addSubFilterAggregation(
165			$filterAggregation,
166			$aggregation,
167			$terms,
168			$term
169			);
170			}
171
172			$this->addSubFilterAggregation(
173			$filterAggregation,
174			$aggregation,
175			$state->getValue(),
176			'all-selected'
177			);
178			} else {
179			$filterAggregation->addAggregation($aggregation);
180			}
181
182			$search->addAggregation($filterAggregation);
183			}
184
185			/**
186			* {@inheritdoc}
187			*/
188			public function createViewData()
189			{
190			return new AggregateViewData();
191			}
192
193			/**
194			* {@inheritdoc}
195			*/
196			public function getViewData(DocumentIterator $result, ViewData $data)
197			{
198			$unsortedChoices = [];
199			$activeNames = $data->getState()->isActive() ? array_keys($data->getState()->getValue()) : [];
200			$filterAggregations = $this->fetchAggregation($result, $data->getName(), $data->getState()->getValue());
201
202			/** @var AggregationValue $bucket */
203			foreach ($filterAggregations as $activeName => $aggregation) {
204			foreach ($aggregation as $bucket) {
205			$name = $bucket->getAggregation('name')->getBuckets()[0]['key'];
206
207			if ($name != $activeName && $activeName != 'all-selected') {
208			continue;
209			}
210
211			$active = $this->isChoiceActive($bucket['key'], $data);
212			$choice = new ViewData\Choice();
213			$choice->setLabel($bucket->getValue('key'));
214			$choice->setCount($bucket['doc_count']);
215			$choice->setActive($active);
216
217			$choice->setUrlParameters(
218			$this->getOptionUrlParameters($bucket['key'], $name, $data, $active)
219			);
220
221			if ($activeName == 'all-selected') {
222			$unsortedChoices[$activeName][$name][] = $choice;
223			} else {
224			$unsortedChoices[$activeName][] = $choice;
225			}
226			}
227			}
228
229			foreach ($unsortedChoices['all-selected'] as $name => $buckets) {
230			if (in_array($name, $activeNames)) {
231			continue;
232			}
233
234			$unsortedChoices[$name] = $buckets;
235			}
236
237			unset($unsortedChoices['all-selected']);
238			ksort($unsortedChoices);
239
240			/** @var AggregateViewData $data */
241			foreach ($unsortedChoices as $name => $choices) {
242			$choiceViewData = new ViewData\ChoicesAwareViewData();
243			$choiceViewData->setName($name);
244			$choiceViewData->setChoices($choices);
245			$choiceViewData->setUrlParameters([]);
246			$choiceViewData->setResetUrlParameters([]);
247			$data->addItem($choiceViewData);
248			}
249
250			return $data;
251			}
252
253			/**
254			* {@inheritdoc}
255			*/
256			public function isRelated()
257			{
258			return true;
259			}
260
261			/**
262			* Fetches buckets from search results.
263			*
264			* @param DocumentIterator $result Search results.
265			* @param string $filterName Filter name.
266			* @param array $values Values from the state object
267			*
268			* @return array Buckets.
269			*/
270			private function fetchAggregation(DocumentIterator $result, $filterName, $values)
271			{
272			$data = [];
273			$aggregation = $result->getAggregation(sprintf('%s-filter', $filterName));
274
275			if ($aggregation->getAggregation($filterName)) {
276			$aggregation = $aggregation->find($filterName.'.query');
277			$data['all-selected'] = $aggregation;
278
279			return $data;
280			}
281
282			if (!empty($values)) {
283			foreach ($values as $name => $value) {
284			$data[$name] = $aggregation->find(sprintf('%s.%s.query', $value, $filterName));
285			}
286
287			$data['all-selected'] = $aggregation->find(sprintf('all-selected.%s.query', $filterName));
288
289			return $data;
290			}
291
292			return [];
293			}
294
295			/**
296			* A method used to add an additional filter to the aggregations
297			* in preProcessSearch
298			*
299			* @param FilterAggregation $filterAggregation
300			* @param NestedAggregation $deepLevelAggregation
301			* @param array $terms Terms of additional filter
302			* @param string $aggName
303			*
304			* @return BuilderInterface
305			*/
306			private function addSubFilterAggregation(
307			$filterAggregation,
308			$deepLevelAggregation,
309			$terms,
310			$aggName
311			) {
312			list($path, $field) = explode('>', $this->getField());
313			$boolQuery = new BoolQuery();
314
315			foreach ($terms as $term) {
316			$boolQuery->add(
317			new NestedQuery($path, new TermQuery($field, $term))
318			);
319			}
320
321			if ($boolQuery->getQueries() == []) {
322			$boolQuery->add(new MatchAllQuery());
323			}
324
325			$innerFilterAggregation = new FilterAggregation(
326			$aggName,
327			$boolQuery
328			);
329			$innerFilterAggregation->addAggregation($deepLevelAggregation);
330			$filterAggregation->addAggregation($innerFilterAggregation);
331			}
332
333			/**
334			* @param string $key
335			* @param string $name
336			* @param ViewData $data
337			* @param bool $active True when the choice is active
338			*
339			* @return array
340			*/
341			private function getOptionUrlParameters($key, $name, ViewData $data, $active)
342			{
343			$value = $data->getState()->getValue();
344			$parameters = $data->getResetUrlParameters();
345
346			if (!empty($value)) {
347			if ($active) {
348			unset($value[array_search($key, $value)]);
349			$parameters[$this->getRequestField()] = $value;
350
351			return $parameters;
352			}
353
354			$parameters[$this->getRequestField()] = $value;
355			}
356
357			$parameters[$this->getRequestField()][$name] = $key;
358
359			return $parameters;
360			}
361
362			/**
363			* Returns whether choice with the specified key is active.
364			*
365			* @param string $key
366			* @param ViewData $data
367			*
368			* @return bool
369			*/
370			private function isChoiceActive($key, ViewData $data)
371			{
372			return $data->getState()->isActive() && in_array($key, $data->getState()->getValue());
373			}
374			}
375

ongr-io / FilterManagerBundle

Pull Request — master (#188)

DynamicAggregate::fetchAggregation() B

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