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<?php |
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namespace Imanghafoori\Relativity; |
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use Illuminate\Support\Str; |
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use Illuminate\Database\Eloquent\Model; |
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class RelationManager |
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{ |
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/** |
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* @var RelationStore |
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*/ |
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protected $store; |
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/** |
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* Create a new instance |
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*/ |
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public function __construct(RelationStore $store) |
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{ |
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$this->store = $store; |
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} |
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/** |
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* @return RelationStore |
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*/ |
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public function getStore() |
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{ |
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return $this->store; |
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} |
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/** |
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* Retrieve all relations |
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* |
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* @return array |
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*/ |
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public function getDynamicRelations(Model $model) |
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{ |
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return $this->store->all($model); |
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} |
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/** |
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* Has the model the relation |
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* |
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* @param string |
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* |
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* @return bool |
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*/ |
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public function hasDynamicRelation(Model $model, string $relation) |
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{ |
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return $this->store->has($model, $relation); |
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} |
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/** |
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* Remove a relation from the model |
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* |
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* @param string $relation |
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*/ |
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public function removeRelation(Model $model, string $relation) |
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{ |
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if (!$this->store->has($model, $relation)) { |
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throw new Exceptions\UndefinedDynamicRelationException($relation); |
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} |
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$this->store->unset($model, $relation); |
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} |
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/** |
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* Define a new relation |
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* |
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* @param string $relationType |
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* @param string $relationName |
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* @param array $data |
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* @param array $constraints |
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*/ |
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public function defineRelation(Model $model, $relationType, $relationName, $data, $constraints) |
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{ |
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$method = function () use ($relationType, $data, $constraints) { |
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$relation = $this->{$relationType} (...$data); |
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foreach ($constraints as $cons) { |
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$relation = $relation->{$cons[0]}(...$cons[1]); |
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} |
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return $relation; |
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}; |
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$this->store->set($model, $relationName, $method); |
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} |
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/** |
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* Define a polymorphic, inverse many-to-many relationship. |
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* |
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* @param string $relationName |
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* @param string $related |
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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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* |
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* @return \Illuminate\Database\Eloquent\Relations\MorphToMany |
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*/ |
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View Code Duplication |
public function morphed_by_many( |
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Model $model, |
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$relationName, |
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$related, |
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$name, |
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$table = null, |
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$foreignPivotKey = null, |
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$relatedPivotKey = null, |
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$parentKey = null, |
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$relatedKey = null |
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) { |
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return new AbstractRelation(['morphedByMany', $model, $relationName, [$related, $name, $table, $foreignPivotKey, |
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$relatedPivotKey, $parentKey, $relatedKey, $relationName, ]]); |
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} |
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/** |
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* @param string $relationName |
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* @param string $related |
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* @param null $foreignKey |
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* @param null $localKey |
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* |
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* @return \Illuminate\Database\Eloquent\Relations\HasMany |
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*/ |
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public function has_many(Model $model, $relationName, $related, $foreignKey = null, $localKey = null) |
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{ |
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return new AbstractRelation(['hasMany', $model, $relationName, [$related, $foreignKey, $localKey]]); |
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} |
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/** |
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* Define a one-to-one relationship. |
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* |
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* @param string $relationName |
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* @param string $related |
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* @param string $foreignKey |
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* @param string $localKey |
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* |
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* @return \Illuminate\Database\Eloquent\Relations\HasOne |
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*/ |
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public function has_one(Model $model, $relationName, $related, $foreignKey = null, $localKey = null) |
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{ |
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return new AbstractRelation(['hasOne', $model, $relationName, [$related, $foreignKey, $localKey]]); |
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} |
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/** |
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* @param string $relationName |
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* @param string $related |
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* @param null $foreignKey |
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* @param null $ownerKey |
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* |
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* @return \Illuminate\Database\Eloquent\Relations\BelongsTo |
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*/ |
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public function belongs_to(Model $model, $relationName, $related, $foreignKey = null, $ownerKey = null) |
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{ |
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if (is_null($foreignKey)) { |
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$foreignKey = Str::snake($relationName).'_id'; |
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} |
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return new AbstractRelation(['belongsTo', $model, $relationName, [$related, $foreignKey, $ownerKey, $relationName]]); |
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} |
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/** |
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* Define a many-to-many relationship. |
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* |
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* @param string $relationName |
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* @param string $related |
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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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* @return \Illuminate\Database\Eloquent\Relations\BelongsToMany |
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*/ |
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View Code Duplication |
public function belongs_to_many( |
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Model $model, |
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$relationName, |
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$related, |
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$table = null, |
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$foreignPivotKey = null, |
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$relatedPivotKey = null, |
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$parentKey = null, |
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$relatedKey = null |
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) { |
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$params = [$related, $table, $foreignPivotKey, $relatedPivotKey, $parentKey, $relatedKey, $relationName]; |
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return new AbstractRelation(['belongsToMany', $model, $relationName, $params]); |
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} |
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/** |
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* Define a polymorphic many-to-many relationship. |
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* |
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* @param string $relationName |
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* @param string $related |
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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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* @return \Illuminate\Database\Eloquent\Relations\MorphToMany |
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*/ |
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public function morph_to_many( |
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Model $model, |
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$relationName, |
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$related, |
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$name, |
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$table = null, |
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$foreignPivotKey = null, |
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$relatedPivotKey = null, |
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$parentKey = null, |
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$relatedKey = null, |
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$inverse = false |
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) { |
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$params = [$related, $name, $table, $foreignPivotKey, |
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$relatedPivotKey, $parentKey, $relatedKey, $inverse, $relationName, ]; |
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return new AbstractRelation(['morphToMany', $model, $relationName, $params]); |
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} |
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/** |
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* Define a polymorphic one-to-many relationship. |
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* |
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* @param string $relationName |
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* @param string $related |
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* @param string $name |
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* @param string $type |
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* @param string $id |
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* @param string $localKey |
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* @return \Illuminate\Database\Eloquent\Relations\MorphMany |
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*/ |
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public function morph_many(Model $model, $relationName, $related, $name, $type = null, $id = null, $localKey = null) |
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{ |
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$params = [$related, $name, $type, $id, $localKey]; |
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return new AbstractRelation(['morphMany', $model, $relationName, $params]); |
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} |
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/** |
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* Define a polymorphic one-to-one relationship. |
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* |
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* @param string $relationName |
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* @param string $related |
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* @param string $name |
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* @param string $type |
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* @param string $id |
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* @param string $localKey |
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* @return \Illuminate\Database\Eloquent\Relations\MorphOne |
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*/ |
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public function morph_one(Model $model, $relationName, $related, $name, $type = null, $id = null, $localKey = null) |
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{ |
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$params = [$related, $name, $type, $id, $localKey]; |
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return new AbstractRelation(['morphOne', $model, $relationName, $params]); |
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} |
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/** |
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* Define a polymorphic, inverse one-to-one or many relationship. |
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* |
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* @param string $relationName |
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* @param string $type |
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* @param string $id |
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* @param string $ownerKey |
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* @return \Illuminate\Database\Eloquent\Relations\MorphTo |
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*/ |
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public function morph_to(Model $model, $relationName, $type = null, $id = null, $ownerKey = null) |
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{ |
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$params = [$relationName, $type, $id, $ownerKey]; |
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return new AbstractRelation(['morphTo', $model, $relationName, $params]); |
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} |
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/** |
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* Define a has-many-through relationship. |
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* |
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* @param string $relationName |
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* @param string $related |
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* @param string $through |
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* @param string|null $firstKey |
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* @param string|null $secondKey |
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* @param string|null $localKey |
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* @param string|null $secondLocalKey |
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* @return \Illuminate\Database\Eloquent\Relations\HasManyThrough |
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*/ |
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public function has_many_through(Model $model, $relationName, $related, $through, $firstKey = null, $secondKey = null, $localKey = null, $secondLocalKey = null) |
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{ |
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$params = [$related, $through, $firstKey, $secondKey, $localKey, $secondLocalKey]; |
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return new AbstractRelation(['hasManyThrough', $model, $relationName, $params]); |
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} |
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} |
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Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.