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<?php |
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namespace Staudenmeir\LaravelAdjacencyList\Eloquent\Relations; |
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use Illuminate\Database\Eloquent\Builder; |
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use Illuminate\Database\Eloquent\Model; |
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/** |
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* @template TRelatedModel of \Illuminate\Database\Eloquent\Model |
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* @extends BelongsToManyOfDescendants<TRelatedModel> |
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*/ |
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class MorphToManyOfDescendants extends BelongsToManyOfDescendants |
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{ |
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/** |
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* The type of the polymorphic relation. |
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* |
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* @var string |
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*/ |
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protected $morphType; |
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/** |
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* The class name of the morph type constraint. |
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* |
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* @var string |
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*/ |
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protected $morphClass; |
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/** |
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* Indicates if we are connecting the inverse of the relation. |
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* |
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* This primarily affects the morphClass constraint. |
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* |
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* @var bool |
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*/ |
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protected $inverse; |
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/** |
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* Create a new morph to many of descendants relationship instance. |
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* |
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* @param \Illuminate\Database\Eloquent\Builder $query |
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* @param \Illuminate\Database\Eloquent\Model $parent |
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* @param string $name |
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* @param string $table |
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* @param string $foreignPivotKey |
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* @param string $relatedPivotKey |
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* @param string $parentKey |
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* @param string $relatedKey |
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* @param bool $inverse |
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* @param bool $andSelf |
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*/ |
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public function __construct( |
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Builder $query, |
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Model $parent, |
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$name, |
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$table, |
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$foreignPivotKey, |
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$relatedPivotKey, |
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$parentKey, |
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$relatedKey, |
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$inverse, |
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$andSelf |
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) { |
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$this->inverse = $inverse; |
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$this->morphType = $name.'_type'; |
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$this->morphClass = $inverse ? $query->getModel()->getMorphClass() : $parent->getMorphClass(); |
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parent::__construct( |
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$query, |
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$parent, |
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$table, |
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$foreignPivotKey, |
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$relatedPivotKey, |
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$parentKey, |
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$relatedKey, |
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$andSelf |
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); |
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} |
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/** |
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* Set the where clause on the recursive expression query. |
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* |
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* @param \Illuminate\Database\Eloquent\Builder $query |
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* @return void |
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*/ |
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protected function addExpressionWhereConstraints(Builder $query) |
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{ |
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parent::addExpressionWhereConstraints($query); |
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$this->query->where( |
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"$this->table.$this->morphType", |
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$this->morphClass |
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); |
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} |
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/** |
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* Set the where clause on the recursive expression query for an eager load of the relation. |
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* |
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* @param \Illuminate\Database\Eloquent\Builder $query |
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* @param array $models |
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* @return void |
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*/ |
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public function addEagerExpressionWhereConstraints(Builder $query, array $models) |
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{ |
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parent::addEagerExpressionWhereConstraints($query, $models); |
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$this->query->where( |
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"$this->table.$this->morphType", |
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$this->morphClass |
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); |
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} |
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/** |
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* Set the where clause on the recursive expression query for an existence query. |
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* |
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* @param \Illuminate\Database\Eloquent\Builder $query |
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* @param string $table |
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* @return void |
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*/ |
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public function addExistenceExpressionWhereConstraints(Builder $query, $table) |
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{ |
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parent::addExistenceExpressionWhereConstraints($query, $table); |
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$this->query->where( |
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"$this->table.$this->morphType", |
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$this->morphClass |
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); |
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} |
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} |
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staudenmeir /
laravel-adjacency-list
