Passed
Pull Request — master (#216)
by Simon
09:51 queued 04:32
created

QueryComponentFacetTrait::buildQueryFacets()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 13
Code Lines 7

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 8
CRAP Score 2

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 2
eloc 7
c 1
b 0
f 0
nc 2
nop 0
dl 0
loc 13
ccs 8
cts 8
cp 1
crap 2
rs 10
1
<?php
2
/**
3
 * Trait QueryComponentFacetTrait|Firesphere\SolrSearch\Traits\QueryComponentFacetTrait Trait to set Faceting on fields
4
 * for the {@link \Firesphere\SolrSearch\Factories\QueryComponentFactory}
5
 *
6
 * @package Firesphere\SolrSearch\Traits
7
 * @author Simon `Firesphere` Erkelens; Marco `Sheepy` Hermo
8
 * @copyright Copyright (c) 2018 - now() Firesphere & Sheepy
9
 */
10
11
namespace Firesphere\SolrSearch\Traits;
12
13
use Firesphere\SolrSearch\Indexes\BaseIndex;
14
use Firesphere\SolrSearch\Queries\BaseQuery;
15
use Minimalcode\Search\Criteria;
16
use Solarium\Component\Facet\Field;
17
use Solarium\QueryType\Select\Query\Query;
18
19
/**
20
 * Trait QueryComponentFacetTrait deals with the facets.
21
 *
22
 * Faceting for any given query or index.
23
 *
24
 * @package Firesphere\SolrSearch\Traits
25
 */
26
trait QueryComponentFacetTrait
27
{
28
    /**
29
     * @var BaseIndex Index to query
30
     */
31
    protected $index;
32
    /**
33
     * @var BaseQuery Query to use
34
     */
35
    protected $query;
36
    /**
37
     * @var Query Solarium query
38
     */
39
    protected $clientQuery;
40
41
    /**
42
     * Add facets from the index, to make sure Solr returns
43
     * the expected facets and their respective count on the
44 9
     * correct fields
45
     */
46 9
    protected function buildQueryFacets(): void
47
    {
48 9
        $facets = $this->clientQuery->getFacetSet();
49 2
        // Facets should be set from the index configuration
50 2
        foreach ($this->index->getFacetFields() as $config) {
51
            $shortClass = getShortFieldName($config['BaseClass']);
52 2
            $field = $shortClass . '_' . str_replace('.', '_', $config['Field']);
53 2
            /** @var Field $facet */
54
            $facet = $facets->createFacetField('facet-' . $config['Title']);
55
            $facet->setField($field);
56 9
        }
57 9
        // Count however, comes from the query
58
        $facets->setMinCount($this->query->getFacetsMinCount());
59
    }
60
61
    /**
62 9
     * Add AND facet filters based on the current request
63
     */
64 9
    protected function buildAndFacetFilterQuery()
65
    {
66 9
        $filterFacets = $this->query->getAndFacetFilter();
67 9
        /** @var null|Criteria $criteria */
68 2
        $criteria = null;
69
        foreach ($this->index->getFacetFields() as $config) {
70 1
            if (isset($filterFacets[$config['Title']])) {
71 2
                // For the API generator, this needs to be old style list();
72
                list($filter, $field) = $this->getFieldFacets($filterFacets, $config);
73
                $this->createFacetCriteria($criteria, $field, $filter);
74 9
            }
75 1
        }
76 1
        if ($criteria) {
77 1
            $this->clientQuery
78
                ->createFilterQuery('andFacets')
79 9
                ->setQuery($criteria->getQuery());
80
        }
81
    }
82
83
    /**
84
     * Add OR facet filters based on the current request
85
     */
86
    protected function buildOrFacetFilterQuery()
87
    {
88 1
        $filterFacets = $this->query->getOrFacetFilter();
89
        $i = 0;
90 1
        /** @var null|Criteria $criteria */
91 1
        foreach ($this->index->getFacetFields() as $config) {
92
            $criteria = null;
93 1
            if (isset($filterFacets[$config['Title']])) {
94 1
                // For the API generator, this needs to be old style list();
95
                list($filter, $field) = $this->getFieldFacets($filterFacets, $config);
96 1
                $this->createFacetCriteria($criteria, $field, $filter);
97
                $this->clientQuery
98
                    ->createFilterQuery('orFacet-' . $i++)
99
                    ->setQuery($criteria->getQuery());
100
            }
101
        }
102
    }
103
104
    /**
105 1
     * Get the field and it's respected values to filter on to generate Criteria from
106
     *
107 1
     * @param array $filterFacets
108 1
     * @param array $config
109
     * @return array
110 1
     */
111 1
    protected function getFieldFacets(array $filterFacets, $config): array
112
    {
113 1
        $filter = $filterFacets[$config['Title']];
114
        $filter = is_array($filter) ? $filter : [$filter];
115
        // Fields are "short named" for convenience
116
        $shortClass = getShortFieldName($config['BaseClass']);
117
        $field = $shortClass . '_' . str_replace('.', '_', $config['Field']);
118
119
        return [$filter, $field];
120
    }
121
122
    /**
123
     * Combine all facets as AND facet filters for the results
124
     *
125
     * @param null|Criteria $criteria
126
     * @param string $field
127
     * @param array $filter
128
     */
129
    protected function createFacetCriteria(&$criteria, string $field, array $filter)
130
    {
131
        // If the criteria is empty, create a new one with a value from the filter array
132
        if (!$criteria) {
133
            $criteria = Criteria::where($field)->is(array_pop($filter));
134
        }
135
        // Add the other items in the filter array, as an AND
136
        foreach ($filter as $filterValue) {
137
            $criteria->andWhere($field)->is($filterValue);
138
        }
139
    }
140
}
141