HasManyDeep::getThroughParentsJoin() - Code Metrics - Inspection of "Support composite keys" - staudenmeir/eloquent-has-many-deep - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 10e381...0f718c )

by Jonas

created 2022-08-12 23:41 UTC

HasManyDeep::getThroughParentsJoin() A

↳ Parent: HasManyDeep

Complexity

Conditions	5
Paths	6

Size

Total Lines	25
Code Lines	13

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	13
CRAP Score	5

Importance

Changes

Metric	Value
cc	5
eloc	13
c	0
b	0
f	0
nc	6
nop	5
dl	0
loc	25
ccs	13
cts	13
cp	1
crap	5
rs	9.5222

<?php

namespace Staudenmeir\EloquentHasManyDeep;

use Exception;
use Illuminate\Contracts\Pagination\Paginator;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Collection;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\HasManyThrough;
use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Database\Query\JoinClause;
use Illuminate\Pagination\CursorPaginator;
use Staudenmeir\EloquentHasManyDeep\Eloquent\CompositeKey;
use Staudenmeir\EloquentHasManyDeep\Eloquent\Relations\Traits\HasEagerLimit;
use Staudenmeir\EloquentHasManyDeep\Eloquent\Relations\Traits\RetrievesIntermediateTables;
use Staudenmeir\EloquentHasManyDeep\Eloquent\Relations\Traits\SupportsCompositeKeys;

/**
 * @template TRelatedModel of \Illuminate\Database\Eloquent\Model
 * @extends \Illuminate\Database\Eloquent\Relations\Relation<TRelatedModel>
 */
class HasManyDeep extends HasManyThrough
{
    use HasEagerLimit;

    use RetrievesIntermediateTables;
    use SupportsCompositeKeys;


    /**
     * The "through" parent model instances.
     *
     * @var \Illuminate\Database\Eloquent\Model[]
     */
    protected $throughParents;

    /**
     * The foreign keys on the relationship.
     *
     * @var array
     */
    protected $foreignKeys;

    /**
     * The local keys on the relationship.
     *
     * @var array
     */
    protected $localKeys;

    /**
     * Create a new has many deep relationship instance.
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @param \Illuminate\Database\Eloquent\Model $farParent
     * @param \Illuminate\Database\Eloquent\Model[] $throughParents
     * @param array $foreignKeys
     * @param array $localKeys
     * @return void
     */
    public function __construct(Builder $query, Model $farParent, array $throughParents, array $foreignKeys, array $localKeys)
    {
        $this->throughParents = $throughParents;
        $this->foreignKeys = $foreignKeys;
        $this->localKeys = $localKeys;

        $firstKey = is_array($foreignKeys[0])
            ? $foreignKeys[0][1]
            : ($this->hasLeadingCompositeKey() ? $foreignKeys[0]->columns[0] : $foreignKeys[0]);

        $localKey = $this->hasLeadingCompositeKey() ? $localKeys[0]->columns[0] : $localKeys[0];

        parent::__construct($query, $farParent, $throughParents[0], $firstKey, $foreignKeys[1], $localKey, $localKeys[1]);
    }

    /**
     * Set the base constraints on the relation query.
     *
     * @return void
     */
    public function addConstraints()
    {
        parent::addConstraints();

        if (static::$constraints) {
            if (is_array($this->foreignKeys[0])) {
                $this->query->where(
                    $this->throughParent->qualifyColumn($this->foreignKeys[0][0]),
                    '=',
                    $this->farParent->getMorphClass()
                );
            } elseif ($this->hasLeadingCompositeKey()) {
                $this->addConstraintsWithCompositeKey();
            }
        }
    }

    /**
     * Set the join clauses on the query.
     *
     * @param \Illuminate\Database\Eloquent\Builder|null $query
     * @return void
     */
    protected function performJoin(Builder $query = null)
    {
        $query = $query ?: $this->query;

        $throughParents = array_reverse($this->throughParents);
        $foreignKeys = array_reverse($this->foreignKeys);
        $localKeys = array_reverse($this->localKeys);

        $segments = explode(' as ', $query->getQuery()->from);

        $alias = $segments[1] ?? null;

        foreach ($throughParents as $i => $throughParent) {
            $predecessor = $throughParents[$i - 1] ?? $this->related;

            $prefix = $i === 0 && $alias ? $alias.'.' : '';

            $this->joinThroughParent($query, $throughParent, $predecessor, $foreignKeys[$i], $localKeys[$i], $prefix);
        }
    }

    /**
     * Join a through parent table.
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @param \Illuminate\Database\Eloquent\Model $throughParent
     * @param \Illuminate\Database\Eloquent\Model $predecessor
     * @param \Staudenmeir\EloquentHasManyDeep\Eloquent\CompositeKey|array|string $foreignKey
     * @param \Staudenmeir\EloquentHasManyDeep\Eloquent\CompositeKey|array|string $localKey
     * @param string $prefix
     * @return void
     */
    protected function joinThroughParent(Builder $query, Model $throughParent, Model $predecessor, $foreignKey, $localKey, $prefix)
    {
        $joins = $this->getThroughParentsJoin($query, $throughParent, $predecessor, $foreignKey, $localKey);

        foreach ($joins as $i => [$first, $second]) {
            $joins[$i] = [
                $throughParent->qualifyColumn($first),
                $predecessor->qualifyColumn($prefix.$second),
            ];
        }

        $query->join(
            $throughParent->getTable(),
            function (JoinClause $join) use ($joins) {
                foreach ($joins as [$first, $second]) {
                    $join->on($first, '=', $second);
                }
            }
        );

        if ($this->throughParentInstanceSoftDeletes($throughParent)) {
            $column= $throughParent->getQualifiedDeletedAtColumn();

            $query->withGlobalScope(__CLASS__ . ":$column", function (Builder $query) use ($column) {
                $query->whereNull($column);
            });
        }
    }

    /**
     * Get the joins for a through parent table.
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @param \Illuminate\Database\Eloquent\Model $throughParent
     * @param \Illuminate\Database\Eloquent\Model $predecessor
     * @param \Staudenmeir\EloquentHasManyDeep\Eloquent\CompositeKey|array|string $foreignKey
     * @param \Staudenmeir\EloquentHasManyDeep\Eloquent\CompositeKey|array|string $localKey
     * @return array
     */
    protected function getThroughParentsJoin(Builder $query, Model $throughParent, Model $predecessor, $foreignKey, $localKey): array
    {
        $joins = [];

        if ($localKey instanceof CompositeKey) {
            foreach ($localKey->columns as $i => $column) {
                $joins[] = [$column, $foreignKey->columns[$i]];
            }
        } else {
            if (is_array($localKey)) {
                $query->where($throughParent->qualifyColumn($localKey[0]), '=', $predecessor->getMorphClass());

                $localKey = $localKey[1];
            }

            if (is_array($foreignKey)) {
                $query->where($predecessor->qualifyColumn($foreignKey[0]), '=', $throughParent->getMorphClass());

                $foreignKey = $foreignKey[1];
            }

            $joins[] = [$localKey, $foreignKey];
        }

        return $joins;
    }

    /**
     * Determine whether a "through" parent instance of the relation uses SoftDeletes.
     *
     * @param \Illuminate\Database\Eloquent\Model $instance
     * @return bool
     */
    public function throughParentInstanceSoftDeletes(Model $instance)
    {
        return in_array(SoftDeletes::class, class_uses_recursive($instance));
    }

    /**
     * Set the constraints for an eager load of the relation.
     *
     * @param array $models
     * @return void
     */
    public function addEagerConstraints(array $models)
    {
        if ($this->hasLeadingCompositeKey()) {
            $this->addEagerConstraintsWithCompositeKey($models);
        } else {
            parent::addEagerConstraints($models);

            if (is_array($this->foreignKeys[0])) {
                $this->query->where(
                    $this->throughParent->qualifyColumn($this->foreignKeys[0][0]),
                    '=',
                    $this->farParent->getMorphClass()
                );
            }
        }
    }

    /**
     * Match the eagerly loaded results to their parents.
     *
     * @param array $models
     * @param \Illuminate\Database\Eloquent\Collection $results
     * @param string $relation
     * @return array
     */
    public function match(array $models, Collection $results, $relation)
    {
        if ($this->hasLeadingCompositeKey()) {
            return $this->matchWithCompositeKey($models, $results, $relation);
        }

        return parent::match($models, $results, $relation);
    }

    /**
     * Execute the query as a "select" statement.
     *
     * @param array $columns
     * @return \Illuminate\Database\Eloquent\Collection
     */
    public function get($columns = ['*'])
    {
        $models = parent::get($columns);

        $this->hydrateIntermediateRelations($models->all());

        return $models;
    }

    /**
     * Get a paginator for the "select" statement.
     *
     * @param int $perPage
     * @param array $columns
     * @param string $pageName
     * @param int $page
     * @return \Illuminate\Contracts\Pagination\LengthAwarePaginator
     */
    public function paginate($perPage = null, $columns = ['*'], $pageName = 'page', $page = null)
    {
        $columns = array_filter(
            $this->shouldSelect($columns),
            fn ($column) => !str_contains($column, ' as laravel_through_key')
        );

        $this->query->addSelect($columns);

        return tap($this->query->paginate($perPage, $columns, $pageName, $page), function (Paginator $paginator) {
            $this->hydrateIntermediateRelations($paginator->items());
        });
    }

    /**
     * Paginate the given query into a simple paginator.
     *
     * @param int $perPage
     * @param array $columns
     * @param string $pageName
     * @param int|null $page
     * @return \Illuminate\Contracts\Pagination\Paginator
     */
    public function simplePaginate($perPage = null, $columns = ['*'], $pageName = 'page', $page = null)
    {
        $columns = array_filter(
            $this->shouldSelect($columns),
            fn ($column) => !str_contains($column, ' as laravel_through_key')
        );

        $this->query->addSelect($columns);

        return tap($this->query->simplePaginate($perPage, $columns, $pageName, $page), function (Paginator $paginator) {
            $this->hydrateIntermediateRelations($paginator->items());
        });
    }

    /**
     * Paginate the given query into a cursor paginator.
     *
     * @param  int|null  $perPage
     * @param  array  $columns
     * @param  string  $cursorName
     * @param  string|null  $cursor
     * @return \Illuminate\Contracts\Pagination\CursorPaginator
     */
    public function cursorPaginate($perPage = null, $columns = ['*'], $cursorName = 'cursor', $cursor = null)
    {
        $columns = array_filter(
            $this->shouldSelect($columns),
            fn ($column) => !str_contains($column, ' as laravel_through_key')
        );

        $this->query->addSelect($columns);

        return tap($this->query->cursorPaginate($perPage, $columns, $cursorName, $cursor), function (CursorPaginator $paginator) {
            $this->hydrateIntermediateRelations($paginator->items());
        });
    }

    /**
     * Set the select clause for the relation query.
     *
     * @param array $columns
     * @return array
     */
    protected function shouldSelect(array $columns = ['*'])
    {
        $columns = parent::shouldSelect($columns);

        if ($this->hasLeadingCompositeKey()) {
            $columns = array_merge(
                $columns,
                $this->shouldSelectWithCompositeKey()
            );
        }

        return array_merge($columns, $this->intermediateColumns());
    }

    /**
     * Chunk the results of the query.
     *
     * @param int $count
     * @param callable $callback
     * @return bool
     */
    public function chunk($count, callable $callback)
    {
        return $this->prepareQueryBuilder()->chunk($count, function (Collection $results) use ($callback) {
            $this->hydrateIntermediateRelations($results->all());

            return $callback($results);
        });
    }

    /**
     * Add the constraints for a relationship query.
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @param \Illuminate\Database\Eloquent\Builder $parentQuery
     * @param array|mixed $columns
     * @return \Illuminate\Database\Eloquent\Builder
     */
    public function getRelationExistenceQuery(Builder $query, Builder $parentQuery, $columns = ['*'])
    {
        foreach ($this->throughParents as $throughParent) {
            if ($throughParent->getTable() === $parentQuery->getQuery()->from) {
                if (!in_array(HasTableAlias::class, class_uses_recursive($throughParent))) {
                    $traitClass = HasTableAlias::class;
                    $parentClass = get_class($throughParent);

                    throw new Exception(
                        <<<EOT
This query requires an additional trait. Please add the $traitClass trait to $parentClass.
See https://github.com/staudenmeir/eloquent-has-many-deep/issues/137 for details.
EOT
                    );
                }

                $table = $throughParent->getTable() . ' as ' . $this->getRelationCountHash();

                $throughParent->setTable($table);

                break;
            }
        }

        $query = parent::getRelationExistenceQuery($query, $parentQuery, $columns);

        if (is_array($this->foreignKeys[0])) {
            $column = $this->throughParent->qualifyColumn($this->foreignKeys[0][0]);

            $query->where($column, '=', $this->farParent->getMorphClass());
        } elseif ($this->hasLeadingCompositeKey()) {
            $this->getRelationExistenceQueryWithCompositeKey($query);
        }

        return $query;
    }

    /**
     * Add the constraints for a relationship query on the same table.
     *
     * @param \Illuminate\Database\Eloquent\Builder $query
     * @param \Illuminate\Database\Eloquent\Builder $parentQuery
     * @param array|mixed $columns
     * @return \Illuminate\Database\Eloquent\Builder
     */
    public function getRelationExistenceQueryForSelfRelation(Builder $query, Builder $parentQuery, $columns = ['*'])
    {
        $hash = $this->getRelationCountHash();

        $query->from($query->getModel()->getTable().' as '.$hash);

        $this->performJoin($query);

        $query->getModel()->setTable($hash);

        return $query->select($columns)->whereColumn(

            $parentQuery->getQuery()->from.'.'.$this->localKey,
            '=',
            $this->getQualifiedFirstKeyName()
        );
    }

    /**
     * Restore soft-deleted models.
     *
     * @param array|string ...$columns
     * @return $this
     */
    public function withTrashed(...$columns)
    {
        if (empty($columns)) {
            $this->query->withTrashed();

            return $this;
        }

        if (is_array($columns[0])) {
            $columns = $columns[0];
        }

        foreach ($columns as $column) {
            $this->query->withoutGlobalScope(__CLASS__ . ":$column");
        }

        return $this;
    }

    /**
     * Get the far parent model instance.
     *
     * @return \Illuminate\Database\Eloquent\Model
     */
    public function getFarParent(): Model
    {
        return $this->farParent;
    }

    /**
     * Get the "through" parent model instances.
     *
     * @return \Illuminate\Database\Eloquent\Model[]
     */
    public function getThroughParents()
    {
        return $this->throughParents;
    }

    /**
     * Get the foreign keys on the relationship.
     *
     * @return array
     */
    public function getForeignKeys()
    {
        return $this->foreignKeys;
    }

    /**
     * Get the local keys on the relationship.
     *
     * @return array
     */
    public function getLocalKeys()
    {
        return $this->localKeys;
    }
}


1		<?php
2
3		namespace Staudenmeir\EloquentHasManyDeep;
4
5		use Exception;
6		use Illuminate\Contracts\Pagination\Paginator;
7		use Illuminate\Database\Eloquent\Builder;
8		use Illuminate\Database\Eloquent\Collection;
9		use Illuminate\Database\Eloquent\Model;
10		use Illuminate\Database\Eloquent\Relations\HasManyThrough;
11		use Illuminate\Database\Eloquent\SoftDeletes;
12		use Illuminate\Database\Query\JoinClause;
13		use Illuminate\Pagination\CursorPaginator;
14		use Staudenmeir\EloquentHasManyDeep\Eloquent\CompositeKey;
15		use Staudenmeir\EloquentHasManyDeep\Eloquent\Relations\Traits\HasEagerLimit;
16		use Staudenmeir\EloquentHasManyDeep\Eloquent\Relations\Traits\RetrievesIntermediateTables;
17		use Staudenmeir\EloquentHasManyDeep\Eloquent\Relations\Traits\SupportsCompositeKeys;
18
19		/**
20		* @template TRelatedModel of \Illuminate\Database\Eloquent\Model
21		* @extends \Illuminate\Database\Eloquent\Relations\Relation<TRelatedModel>
22		*/
23		class HasManyDeep extends HasManyThrough
24		{
25		use HasEagerLimit;
		0 ignored issues – show Bug introduced 2022-08-12 23:35 UTC by Report Bug Copy Issue Report The trait `Staudenmeir\EloquentHasM...ns\Traits\HasEagerLimit` requires the property `$exists` which is not provided by `Staudenmeir\EloquentHasManyDeep\HasManyDeep`. Loading history...
26		use RetrievesIntermediateTables;
27		use SupportsCompositeKeys;
		0 ignored issues – show Bug introduced 2022-08-12 23:35 UTC by Report Bug Copy Issue Report The trait `Staudenmeir\EloquentHasM...s\SupportsCompositeKeys` requires the property `$columns` which is not provided by `Staudenmeir\EloquentHasManyDeep\HasManyDeep`. Loading history...
28
29		/**
30		* The "through" parent model instances.
31		*
32		* @var \Illuminate\Database\Eloquent\Model[]
33		*/
34		protected $throughParents;
35
36		/**
37		* The foreign keys on the relationship.
38		*
39		* @var array
40		*/
41		protected $foreignKeys;
42
43		/**
44		* The local keys on the relationship.
45		*
46		* @var array
47		*/
48		protected $localKeys;
49
50		/**
51		* Create a new has many deep relationship instance.
52		*
53		* @param \Illuminate\Database\Eloquent\Builder $query
54		* @param \Illuminate\Database\Eloquent\Model $farParent
55		* @param \Illuminate\Database\Eloquent\Model[] $throughParents
56		* @param array $foreignKeys
57		* @param array $localKeys
58		* @return void
59		*/
60	73	public function __construct(Builder $query, Model $farParent, array $throughParents, array $foreignKeys, array $localKeys)
61		{
62	73	$this->throughParents = $throughParents;
63	73	$this->foreignKeys = $foreignKeys;
64	73	$this->localKeys = $localKeys;
65
66	73	$firstKey = is_array($foreignKeys[0])
67	5	? $foreignKeys[0][1]
68	68	: ($this->hasLeadingCompositeKey() ? $foreignKeys[0]->columns[0] : $foreignKeys[0]);
69
70	73	$localKey = $this->hasLeadingCompositeKey() ? $localKeys[0]->columns[0] : $localKeys[0];
71
72	73	parent::__construct($query, $farParent, $throughParents[0], $firstKey, $foreignKeys[1], $localKey, $localKeys[1]);
73		}
74
75		/**
76		* Set the base constraints on the relation query.
77		*
78		* @return void
79		*/
80	73	public function addConstraints()
81		{
82	73	parent::addConstraints();
83
84	73	if (static::$constraints) {
85	49	if (is_array($this->foreignKeys[0])) {
86	2	$this->query->where(
87	2	$this->throughParent->qualifyColumn($this->foreignKeys[0][0]),
88		'=',
89	2	$this->farParent->getMorphClass()
90		);
91	47	} elseif ($this->hasLeadingCompositeKey()) {
92	5	$this->addConstraintsWithCompositeKey();
93		}
94		}
95		}
96
97		/**
98		* Set the join clauses on the query.
99		*
100		* @param \Illuminate\Database\Eloquent\Builder\|null $query
101		* @return void
102		*/
103	73	protected function performJoin(Builder $query = null)
104		{
105	73	$query = $query ?: $this->query;
106
107	73	$throughParents = array_reverse($this->throughParents);
108	73	$foreignKeys = array_reverse($this->foreignKeys);
109	73	$localKeys = array_reverse($this->localKeys);
110
111	73	$segments = explode(' as ', $query->getQuery()->from);
112
113	73	$alias = $segments[1] ?? null;
114
115	73	foreach ($throughParents as $i => $throughParent) {
116	73	$predecessor = $throughParents[$i - 1] ?? $this->related;
117
118	73	$prefix = $i === 0 && $alias ? $alias.'.' : '';
119
120	73	$this->joinThroughParent($query, $throughParent, $predecessor, $foreignKeys[$i], $localKeys[$i], $prefix);
121		}
122		}
123
124		/**
125		* Join a through parent table.
126		*
127		* @param \Illuminate\Database\Eloquent\Builder $query
128		* @param \Illuminate\Database\Eloquent\Model $throughParent
129		* @param \Illuminate\Database\Eloquent\Model $predecessor
130		* @param \Staudenmeir\EloquentHasManyDeep\Eloquent\CompositeKey\|array\|string $foreignKey
131		* @param \Staudenmeir\EloquentHasManyDeep\Eloquent\CompositeKey\|array\|string $localKey
132		* @param string $prefix
133		* @return void
134		*/
135	73	protected function joinThroughParent(Builder $query, Model $throughParent, Model $predecessor, $foreignKey, $localKey, $prefix)
136		{
137	73	$joins = $this->getThroughParentsJoin($query, $throughParent, $predecessor, $foreignKey, $localKey);
138
139	73	foreach ($joins as $i => [$first, $second]) {
140	73	$joins[$i] = [
141	73	$throughParent->qualifyColumn($first),
142	73	$predecessor->qualifyColumn($prefix.$second),
143		];
144		}
145
146	73	$query->join(
147	73	$throughParent->getTable(),
148	73	function (JoinClause $join) use ($joins) {
149	73	foreach ($joins as [$first, $second]) {
150	73	$join->on($first, '=', $second);
151		}
152		}
153		);
154
155	73	if ($this->throughParentInstanceSoftDeletes($throughParent)) {
156	41	$column= $throughParent->getQualifiedDeletedAtColumn();
157
158	41	$query->withGlobalScope(__CLASS__ . ":$column", function (Builder $query) use ($column) {
159	35	$query->whereNull($column);
160		});
161		}
162		}
163
164		/**
165		* Get the joins for a through parent table.
166		*
167		* @param \Illuminate\Database\Eloquent\Builder $query
168		* @param \Illuminate\Database\Eloquent\Model $throughParent
169		* @param \Illuminate\Database\Eloquent\Model $predecessor
170		* @param \Staudenmeir\EloquentHasManyDeep\Eloquent\CompositeKey\|array\|string $foreignKey
171		* @param \Staudenmeir\EloquentHasManyDeep\Eloquent\CompositeKey\|array\|string $localKey
172		* @return array
173		*/
174	73	protected function getThroughParentsJoin(Builder $query, Model $throughParent, Model $predecessor, $foreignKey, $localKey): array
175		{
176	73	$joins = [];
177
178	73	if ($localKey instanceof CompositeKey) {
179	5	foreach ($localKey->columns as $i => $column) {
180	5	$joins[] = [$column, $foreignKey->columns[$i]];
181		}
182		} else {
183	68	if (is_array($localKey)) {
184	5	$query->where($throughParent->qualifyColumn($localKey[0]), '=', $predecessor->getMorphClass());
185
186	5	$localKey = $localKey[1];
187		}
188
189	68	if (is_array($foreignKey)) {
190	5	$query->where($predecessor->qualifyColumn($foreignKey[0]), '=', $throughParent->getMorphClass());
191
192	5	$foreignKey = $foreignKey[1];
193		}
194
195	68	$joins[] = [$localKey, $foreignKey];
196		}
197
198	73	return $joins;
199		}
200
201		/**
202		* Determine whether a "through" parent instance of the relation uses SoftDeletes.
203		*
204		* @param \Illuminate\Database\Eloquent\Model $instance
205		* @return bool
206		*/
207	73	public function throughParentInstanceSoftDeletes(Model $instance)
208		{
209	73	return in_array(SoftDeletes::class, class_uses_recursive($instance));
210		}
211
212		/**
213		* Set the constraints for an eager load of the relation.
214		*
215		* @param array $models
216		* @return void
217		*/
218	13	public function addEagerConstraints(array $models)
219		{
220	13	if ($this->hasLeadingCompositeKey()) {
221	2	$this->addEagerConstraintsWithCompositeKey($models);
222		} else {
223	11	parent::addEagerConstraints($models);
224
225	11	if (is_array($this->foreignKeys[0])) {
226	1	$this->query->where(
227	1	$this->throughParent->qualifyColumn($this->foreignKeys[0][0]),
228		'=',
229	1	$this->farParent->getMorphClass()
230		);
231		}
232		}
233		}
234
235		/**
236		* Match the eagerly loaded results to their parents.
237		*
238		* @param array $models
239		* @param \Illuminate\Database\Eloquent\Collection $results
240		* @param string $relation
241		* @return array
242		*/
243	11	public function match(array $models, Collection $results, $relation)
244		{
245	11	if ($this->hasLeadingCompositeKey()) {
246	2	return $this->matchWithCompositeKey($models, $results, $relation);
247		}
248
249	9	return parent::match($models, $results, $relation);
250		}
251
252		/**
253		* Execute the query as a "select" statement.
254		*
255		* @param array $columns
256		* @return \Illuminate\Database\Eloquent\Collection
257		*/
258	55	public function get($columns = ['*'])
259		{
260	55	$models = parent::get($columns);
261
262	55	$this->hydrateIntermediateRelations($models->all());
263
264	55	return $models;
265		}
266
267		/**
268		* Get a paginator for the "select" statement.
269		*
270		* @param int $perPage
271		* @param array $columns
272		* @param string $pageName
273		* @param int $page
274		* @return \Illuminate\Contracts\Pagination\LengthAwarePaginator
275		*/
276	2	public function paginate($perPage = null, $columns = ['*'], $pageName = 'page', $page = null)
277		{
278	2	$columns = array_filter(
279	2	$this->shouldSelect($columns),
280	2	fn ($column) => !str_contains($column, ' as laravel_through_key')
281		);
282
283	2	$this->query->addSelect($columns);
284
285	2	return tap($this->query->paginate($perPage, $columns, $pageName, $page), function (Paginator $paginator) {
286	2	$this->hydrateIntermediateRelations($paginator->items());
287		});
288		}
289
290		/**
291		* Paginate the given query into a simple paginator.
292		*
293		* @param int $perPage
294		* @param array $columns
295		* @param string $pageName
296		* @param int\|null $page
297		* @return \Illuminate\Contracts\Pagination\Paginator
298		*/
299	2	public function simplePaginate($perPage = null, $columns = ['*'], $pageName = 'page', $page = null)
300		{
301	2	$columns = array_filter(
302	2	$this->shouldSelect($columns),
303	2	fn ($column) => !str_contains($column, ' as laravel_through_key')
304		);
305
306	2	$this->query->addSelect($columns);
307
308	2	return tap($this->query->simplePaginate($perPage, $columns, $pageName, $page), function (Paginator $paginator) {
309	2	$this->hydrateIntermediateRelations($paginator->items());
310		});
311		}
312
313		/**
314		* Paginate the given query into a cursor paginator.
315		*
316		* @param int\|null $perPage
317		* @param array $columns
318		* @param string $cursorName
319		* @param string\|null $cursor
320		* @return \Illuminate\Contracts\Pagination\CursorPaginator
321		*/
322	2	public function cursorPaginate($perPage = null, $columns = ['*'], $cursorName = 'cursor', $cursor = null)
323		{
324	2	$columns = array_filter(
325	2	$this->shouldSelect($columns),
326	2	fn ($column) => !str_contains($column, ' as laravel_through_key')
327		);
328
329	2	$this->query->addSelect($columns);
330
331	2	return tap($this->query->cursorPaginate($perPage, $columns, $cursorName, $cursor), function (CursorPaginator $paginator) {
332	2	$this->hydrateIntermediateRelations($paginator->items());
333		});
334		}
335
336		/**
337		* Set the select clause for the relation query.
338		*
339		* @param array $columns
340		* @return array
341		*/
342	62	protected function shouldSelect(array $columns = ['*'])
343		{
344	62	$columns = parent::shouldSelect($columns);
345
346	62	if ($this->hasLeadingCompositeKey()) {
347	7	$columns = array_merge(
348		$columns,
349	7	$this->shouldSelectWithCompositeKey()
350		);
351		}
352
353	62	return array_merge($columns, $this->intermediateColumns());
354		}
355
356		/**
357		* Chunk the results of the query.
358		*
359		* @param int $count
360		* @param callable $callback
361		* @return bool
362		*/
363	1	public function chunk($count, callable $callback)
364		{
365	1	return $this->prepareQueryBuilder()->chunk($count, function (Collection $results) use ($callback) {
366	1	$this->hydrateIntermediateRelations($results->all());
367
368	1	return $callback($results);
369		});
370		}
371
372		/**
373		* Add the constraints for a relationship query.
374		*
375		* @param \Illuminate\Database\Eloquent\Builder $query
376		* @param \Illuminate\Database\Eloquent\Builder $parentQuery
377		* @param array\|mixed $columns
378		* @return \Illuminate\Database\Eloquent\Builder
379		*/
380	11	public function getRelationExistenceQuery(Builder $query, Builder $parentQuery, $columns = ['*'])
381		{
382	11	foreach ($this->throughParents as $throughParent) {
383	11	if ($throughParent->getTable() === $parentQuery->getQuery()->from) {
384	2	if (!in_array(HasTableAlias::class, class_uses_recursive($throughParent))) {
385	1	$traitClass = HasTableAlias::class;
386	1	$parentClass = get_class($throughParent);
387
388	1	throw new Exception(
389		<<<EOT
390		This query requires an additional trait. Please add the $traitClass trait to $parentClass.
391		See https://github.com/staudenmeir/eloquent-has-many-deep/issues/137 for details.
392		EOT
393		);
394		}
395
396	1	$table = $throughParent->getTable() . ' as ' . $this->getRelationCountHash();
397
398	1	$throughParent->setTable($table);
399
400	1	break;
401		}
402		}
403
404	10	$query = parent::getRelationExistenceQuery($query, $parentQuery, $columns);
405
406	10	if (is_array($this->foreignKeys[0])) {
407	2	$column = $this->throughParent->qualifyColumn($this->foreignKeys[0][0]);
408
409	2	$query->where($column, '=', $this->farParent->getMorphClass());
410	8	} elseif ($this->hasLeadingCompositeKey()) {
411	1	$this->getRelationExistenceQueryWithCompositeKey($query);
412		}
413
414	10	return $query;
415		}
416
417		/**
418		* Add the constraints for a relationship query on the same table.
419		*
420		* @param \Illuminate\Database\Eloquent\Builder $query
421		* @param \Illuminate\Database\Eloquent\Builder $parentQuery
422		* @param array\|mixed $columns
423		* @return \Illuminate\Database\Eloquent\Builder
424		*/
425	2	public function getRelationExistenceQueryForSelfRelation(Builder $query, Builder $parentQuery, $columns = ['*'])
426		{
427	2	$hash = $this->getRelationCountHash();
428
429	2	$query->from($query->getModel()->getTable().' as '.$hash);
430
431	2	$this->performJoin($query);
432
433	2	$query->getModel()->setTable($hash);
434
435	2	return $query->select($columns)->whereColumn(
		0 ignored issues – show Bug Best Practice introduced 2021-08-21 10:13 UTC by Report Bug Copy Issue Report The expression `return $query->select($c...ualifiedFirstKeyName())` also could return the type `Illuminate\Database\Query\Builder` which is incompatible with the documented return type `Illuminate\Database\Eloquent\Builder`. Loading history...
436	2	$parentQuery->getQuery()->from.'.'.$this->localKey,
437		'=',
438	2	$this->getQualifiedFirstKeyName()
439		);
440		}
441
442		/**
443		* Restore soft-deleted models.
444		*
445		* @param array\|string ...$columns
446		* @return $this
447		*/
448	7	public function withTrashed(...$columns)
449		{
450	7	if (empty($columns)) {
451	2	$this->query->withTrashed();
452
453	2	return $this;
454		}
455
456	5	if (is_array($columns[0])) {
457	1	$columns = $columns[0];
458		}
459
460	5	foreach ($columns as $column) {
461	5	$this->query->withoutGlobalScope(__CLASS__ . ":$column");
462		}
463
464	5	return $this;
465		}
466
467		/**
468		* Get the far parent model instance.
469		*
470		* @return \Illuminate\Database\Eloquent\Model
471		*/
472	5	public function getFarParent(): Model
473		{
474	5	return $this->farParent;
475		}
476
477		/**
478		* Get the "through" parent model instances.
479		*
480		* @return \Illuminate\Database\Eloquent\Model[]
481		*/
482	8	public function getThroughParents()
483		{
484	8	return $this->throughParents;
485		}
486
487		/**
488		* Get the foreign keys on the relationship.
489		*
490		* @return array
491		*/
492	8	public function getForeignKeys()
493		{
494	8	return $this->foreignKeys;
495		}
496
497		/**
498		* Get the local keys on the relationship.
499		*
500		* @return array
501		*/
502	8	public function getLocalKeys()
503		{
504	8	return $this->localKeys;
505		}
506		}
507

staudenmeir / eloquent-has-many-deep

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