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added MorphToMany with testcases #2640
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,189 @@ | ||
| <?php | ||
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| declare(strict_types=1); | ||
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| namespace MongoDB\Laravel\Relations; | ||
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| use Illuminate\Database\Eloquent\Builder; | ||
| use Illuminate\Database\Eloquent\Model; | ||
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| class MorphToMany extends BelongsToMany | ||
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| { | ||
| protected $morphType; | ||
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| protected $morphClass; | ||
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| /** | ||
| * Create a new morph to many relationship instance. | ||
| * | ||
| * @param Builder $query | ||
| * @param Model $parent | ||
| * @param string $name | ||
| * @param string $table | ||
| * @param string $foreignPivotKey | ||
| * @param string $relatedPivotKey | ||
| * @param string $parentKey | ||
| * @param string $relatedKey | ||
| * @param string|null $relationName | ||
| * @param bool $inverse | ||
| * | ||
| * @return void | ||
| */ | ||
| public function __construct( | ||
| Builder $query, | ||
| Model $parent, | ||
| $name, | ||
| $table, | ||
| $foreignPivotKey, | ||
| $relatedPivotKey, | ||
| $parentKey, | ||
| $relatedKey, | ||
| $relationName = null, | ||
| protected $inverse = false, | ||
| ) { | ||
| $this->morphType = $name . '_type'; | ||
| $this->morphClass = $inverse ? $query->getModel()->getMorphClass() : $parent->getMorphClass(); | ||
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| parent::__construct( | ||
| $query, | ||
| $parent, | ||
| $table, | ||
| $foreignPivotKey, | ||
| $relatedPivotKey, | ||
| $parentKey, | ||
| $relatedKey, | ||
| $relationName, | ||
| ); | ||
| } | ||
|
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| /** | ||
| * Attach a model to the parent. | ||
| * | ||
| * @param mixed $id | ||
| * @param array $attributes | ||
| * @param bool $touch | ||
| * | ||
| * @return void | ||
| */ | ||
| public function attach($id, array $attributes = [], $touch = true) | ||
| { | ||
| if ($id instanceof Model) { | ||
| $model = $id; | ||
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| $id = $model->getKey(); | ||
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| // Attach the new parent id to the related model. | ||
| $model->push($this->table, [ | ||
| $this->foreignPivotKey => $this->parent->getKey(), | ||
| $this->morphType => $this->parent instanceof Model ? $this->parent->getMorphClass() : null, | ||
| ], true); | ||
| } else { | ||
| if ($id instanceof Collection) { | ||
| $id = $id->modelKeys(); | ||
| } | ||
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| $query = $this->newRelatedQuery(); | ||
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| $query->whereIn($this->related->getKeyName(), (array) $id); | ||
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| // Attach the new parent id to the related model. | ||
| $query->push($this->table, [ | ||
| $this->foreignPivotKey => $this->parent->getKey(), | ||
| $this->morphType => $this->parent instanceof Model ? $this->parent->getMorphClass() : null, | ||
| ], true); | ||
| } | ||
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| // Attach the new ids to the parent model. | ||
| $this->parent->push($this->relatedPivotKey, (array) $id, true); | ||
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| if ($touch) { | ||
| $this->touchIfTouching(); | ||
| } | ||
| } | ||
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| /** @inheritdoc */ | ||
| public function detach($ids = [], $touch = true) | ||
| { | ||
| if ($ids instanceof Model) { | ||
| $ids = (array) $ids->getKey(); | ||
| } | ||
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| $query = $this->newRelatedQuery(); | ||
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| // If associated IDs were passed to the method we will only delete those | ||
| // associations, otherwise all of the association ties will be broken. | ||
| // We'll return the numbers of affected rows when we do the deletes. | ||
| $ids = (array) $ids; | ||
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| // Detach all ids from the parent model. | ||
| $this->parent->pull($this->relatedPivotKey, $ids); | ||
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| // Prepare the query to select all related objects. | ||
| if (count($ids) > 0) { | ||
| $query->whereIn($this->related->getKeyName(), $ids); | ||
| } | ||
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| // Remove the relation to the parent. | ||
| // $query->pull($this->foreignPivotKey, $this->foreignPivotKey, $this->parent->getKey()); | ||
| $query->pull($this->table, [ | ||
| $this->foreignPivotKey => $this->parent->getKey(), | ||
| $this->morphType => $this->parent instanceof Model ? $this->parent->getMorphClass() : null, | ||
| ]); | ||
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| if ($touch) { | ||
| $this->touchIfTouching(); | ||
| } | ||
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| return count($ids); | ||
| } | ||
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| /** | ||
| * Get the foreign key "type" name. | ||
| * | ||
| * @return string | ||
| */ | ||
| public function getMorphType() | ||
| { | ||
| return $this->morphType; | ||
| } | ||
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| /** | ||
| * Get the class name of the parent model. | ||
| * | ||
| * @return string | ||
| */ | ||
| public function getMorphClass() | ||
| { | ||
| return $this->morphClass; | ||
| } | ||
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| /** | ||
| * Get the indicator for a reverse relationship. | ||
| * | ||
| * @return bool | ||
| */ | ||
| public function getInverse() | ||
| { | ||
| return $this->inverse; | ||
| } | ||
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| /** | ||
| * Set the where clause for the relation query. | ||
| * | ||
| * @return $this | ||
| */ | ||
| protected function setWhere() | ||
| { | ||
| $foreign = $this->getForeignKey(); | ||
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| if ($this->getInverse()) { | ||
| $this->query->where($foreign, '=', $this->parent->getKey()); | ||
| } else { | ||
| $relatedModels = $this->parent->{$this->relatedPivotKey} ?? []; | ||
| $this->query->whereIn($this->relatedKey, $relatedModels); | ||
| } | ||
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| return $this; | ||
| } | ||
| } | ||
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Our CS requires that there is a space after exclamation mark. I'll revert this changes with phpcbf before merging.