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<?php |
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namespace Staudenmeir\EloquentHasManyDeep\Traits; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Database\Eloquent\Relations\Pivot; |
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use Staudenmeir\EloquentHasManyDeep\HasManyDeep; |
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trait ReversesRelationships |
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{ |
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/** |
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* Define a has-many-deep relationship by reversing an existing deep relationship. |
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* |
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* @param \Staudenmeir\EloquentHasManyDeep\HasManyDeep $relation |
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* @return \Staudenmeir\EloquentHasManyDeep\HasManyDeep |
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*/ |
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public function hasManyDeepFromReverse(HasManyDeep $relation) |
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{ |
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return $this->hasManyDeep(...$this->hasOneOrManyDeepFromReverse($relation)); |
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} |
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/** |
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* Define a has-one-deep relationship by reversing an existing deep relationship. |
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* |
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* @param \Staudenmeir\EloquentHasManyDeep\HasManyDeep $relation |
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* @return \Staudenmeir\EloquentHasManyDeep\HasOneDeep |
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*/ |
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public function hasOneDeepFromReverse(HasManyDeep $relation) |
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{ |
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return $this->hasOneDeep(...$this->hasOneOrManyDeepFromReverse($relation)); |
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} |
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/** |
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* Prepare a has-one-deep or has-many-deep relationship by reversing an existing deep relationship. |
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* |
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* @param \Staudenmeir\EloquentHasManyDeep\HasManyDeep $relation |
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* @return array |
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*/ |
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protected function hasOneOrManyDeepFromReverse(HasManyDeep $relation): array |
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{ |
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$related = $relation->getFarParent()::class; |
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$through = []; |
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foreach (array_reverse($relation->getThroughParents()) as $throughParent) { |
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$through[] = $this->hasOneOrManyDeepFromReverseThroughClass($throughParent); |
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} |
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$foreignKeys = array_map( |
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fn ($key) => is_string($key) ? end(...[explode('.', $key)]) : $key, |
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array_reverse( |
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$relation->getLocalKeys() |
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) |
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); |
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$localKeys = array_map( |
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fn ($key) => is_string($key) ? end(...[explode('.', $key)]) : $key, |
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array_reverse( |
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$relation->getForeignKeys() |
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) |
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); |
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return [$related, $through, $foreignKeys, $localKeys]; |
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} |
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/** |
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* Prepare a has-one-deep or has-many-deep relationship through class. |
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* |
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* @param \Illuminate\Database\Eloquent\Model $throughParent |
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* @return string |
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*/ |
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protected function hasOneOrManyDeepFromReverseThroughClass(Model $throughParent): string |
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{ |
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$table = $throughParent->getTable(); |
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$segments = preg_split('/\s+as\s+/i', $table); |
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if ($throughParent instanceof Pivot) { |
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if (isset($segments[1])) { |
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$class = $throughParent::class . " as $segments[1]"; |
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} else { |
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$class = $table; |
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} |
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} else { |
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$class = $throughParent::class; |
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if (isset($segments[1])) { |
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$class .= " as $segments[1]"; |
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} elseif ($table !== (new $throughParent())->getTable()) { |
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$class .= " from $table"; |
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} |
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} |
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return $class; |
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} |
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} |
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staudenmeir /
eloquent-has-many-deep
Loading history...
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.