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<?php |
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namespace Staudenmeir\LaravelAdjacencyList\Eloquent; |
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use Illuminate\Database\Eloquent\Builder; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Support\Str; |
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use Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Ancestors; |
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use Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\BelongsToManyOfDescendants; |
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use Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Bloodline; |
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use Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Descendants; |
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use Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\HasManyOfDescendants; |
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use Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\MorphToManyOfDescendants; |
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use Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\RootAncestor; |
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use Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Siblings; |
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use Staudenmeir\LaravelCte\Eloquent\QueriesExpressions; |
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trait HasRecursiveRelationships |
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{ |
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use HasRecursiveRelationshipScopes; |
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use QueriesExpressions; |
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/** |
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* Get the name of the parent key column. |
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* |
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* @return string |
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*/ |
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public function getParentKeyName() |
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{ |
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return 'parent_id'; |
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} |
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/** |
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* Get the qualified parent key column. |
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* |
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* @return string |
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*/ |
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public function getQualifiedParentKeyName() |
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{ |
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return (new static())->getTable().'.'.$this->getParentKeyName(); |
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} |
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/** |
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* Get the name of the local key column. |
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* |
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* @return string |
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*/ |
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public function getLocalKeyName() |
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{ |
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return $this->getKeyName(); |
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} |
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/** |
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* Get the qualified local key column. |
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* |
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* @return string |
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*/ |
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public function getQualifiedLocalKeyName() |
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{ |
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return $this->qualifyColumn($this->getLocalKeyName()); |
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} |
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/** |
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* Get the name of the depth column. |
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* |
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* @return string |
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*/ |
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public function getDepthName() |
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{ |
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return 'depth'; |
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} |
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/** |
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* Get the name of the path column. |
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* |
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* @return string |
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*/ |
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public function getPathName() |
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{ |
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return 'path'; |
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} |
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/** |
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* Get the path separator. |
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* |
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* @return string |
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*/ |
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public function getPathSeparator() |
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{ |
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return '.'; |
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} |
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/** |
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* Get the additional custom paths. |
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* |
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* @return array |
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*/ |
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public function getCustomPaths() |
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{ |
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return []; |
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} |
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/** |
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* Get the name of the common table expression. |
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* |
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* @return string |
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*/ |
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public function getExpressionName() |
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{ |
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return 'laravel_cte'; |
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} |
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/** |
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* Get the model's ancestors. |
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* |
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Ancestors |
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*/ |
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public function ancestors() |
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{ |
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return $this->newAncestors( |
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(new static())->newQuery(), |
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$this, |
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$this->getQualifiedParentKeyName(), |
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$this->getLocalKeyName(), |
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false |
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); |
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} |
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/** |
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* Get the model's ancestors and itself. |
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* |
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Ancestors |
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*/ |
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public function ancestorsAndSelf() |
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{ |
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return $this->newAncestors( |
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(new static())->newQuery(), |
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$this, |
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$this->getQualifiedParentKeyName(), |
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$this->getLocalKeyName(), |
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true |
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); |
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} |
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/** |
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* Instantiate a new Ancestors relationship. |
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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 $foreignKey |
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* @param string $localKey |
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* @param bool $andSelf |
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Ancestors |
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*/ |
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protected function newAncestors(Builder $query, Model $parent, $foreignKey, $localKey, $andSelf) |
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{ |
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return new Ancestors($query, $parent, $foreignKey, $localKey, $andSelf); |
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} |
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/** |
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* Get the model's bloodline. |
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* |
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Bloodline |
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*/ |
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public function bloodline() |
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{ |
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return $this->newBloodline( |
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(new static())->newQuery(), |
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$this, |
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$this->getQualifiedParentKeyName(), |
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$this->getLocalKeyName() |
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); |
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} |
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/** |
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* Instantiate a new Bloodline relationship. |
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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 $foreignKey |
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* @param string $localKey |
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Bloodline |
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*/ |
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protected function newBloodline(Builder $query, Model $parent, $foreignKey, $localKey) |
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{ |
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return new Bloodline($query, $parent, $foreignKey, $localKey); |
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} |
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/** |
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* Get the model's children. |
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* |
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* @return \Illuminate\Database\Eloquent\Relations\HasMany |
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*/ |
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public function children() |
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{ |
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return $this->hasMany(static::class, $this->getParentKeyName(), $this->getLocalKeyName()); |
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} |
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/** |
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* Get the model's children and itself. |
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* |
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Descendants |
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*/ |
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public function childrenAndSelf() |
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{ |
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return $this->descendantsAndSelf()->whereDepth('<=', 1); |
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} |
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/** |
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* Get the model's descendants. |
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* |
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Descendants |
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*/ |
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public function descendants() |
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{ |
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return $this->newDescendants( |
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(new static())->newQuery(), |
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$this, |
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$this->getQualifiedParentKeyName(), |
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$this->getLocalKeyName(), |
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false |
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); |
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} |
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/** |
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* Get the model's descendants and itself. |
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* |
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Descendants |
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*/ |
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public function descendantsAndSelf() |
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{ |
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return $this->newDescendants( |
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(new static())->newQuery(), |
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$this, |
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$this->getQualifiedParentKeyName(), |
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$this->getLocalKeyName(), |
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true |
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); |
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} |
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/** |
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* Instantiate a new Descendants relationship. |
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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 $foreignKey |
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* @param string $localKey |
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* @param bool $andSelf |
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Descendants |
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*/ |
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protected function newDescendants(Builder $query, Model $parent, $foreignKey, $localKey, $andSelf) |
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{ |
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return new Descendants($query, $parent, $foreignKey, $localKey, $andSelf); |
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} |
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/** |
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* Get the model's parent. |
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* |
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* @return \Illuminate\Database\Eloquent\Relations\BelongsTo |
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*/ |
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public function parent() |
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{ |
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return $this->belongsTo(static::class, $this->getParentKeyName(), $this->getLocalKeyName()); |
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} |
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/** |
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* Get the model's parent and itself. |
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* |
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Ancestors |
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*/ |
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public function parentAndSelf() |
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{ |
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return $this->ancestorsAndSelf()->whereDepth('>=', -1); |
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} |
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/** |
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* Get the model's root ancestor. |
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* |
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\RootAncestor |
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*/ |
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public function rootAncestor() |
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{ |
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return $this->newRootAncestor( |
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(new static())->newQuery(), |
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$this, |
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$this->getQualifiedParentKeyName(), |
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$this->getLocalKeyName() |
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); |
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} |
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/** |
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292
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* Instantiate a new RootAncestor relationship. |
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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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296
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* @param string $foreignKey |
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297
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* @param string $localKey |
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298
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\RootAncestor |
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*/ |
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22 |
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protected function newRootAncestor(Builder $query, Model $parent, $foreignKey, $localKey) |
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{ |
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return new RootAncestor($query, $parent, $foreignKey, $localKey); |
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} |
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305
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/** |
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306
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* Get the model's siblings. |
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307
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* |
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308
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Siblings |
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309
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*/ |
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310
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28 |
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public function siblings() |
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311
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{ |
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312
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28 |
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return $this->newSiblings( |
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313
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28 |
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(new static())->newQuery(), |
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314
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$this, |
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315
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28 |
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$this->getQualifiedParentKeyName(), |
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316
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28 |
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$this->getParentKeyName(), |
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317
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28 |
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false |
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318
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); |
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319
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} |
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320
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321
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/** |
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322
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* Get the model's siblings and itself. |
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323
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* |
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324
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* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Siblings |
|
325
|
|
|
*/ |
|
326
|
24 |
|
public function siblingsAndSelf() |
|
327
|
|
|
{ |
|
328
|
24 |
|
return $this->newSiblings( |
|
329
|
24 |
|
(new static())->newQuery(), |
|
330
|
|
|
$this, |
|
|
|
|
|
|
331
|
24 |
|
$this->getQualifiedParentKeyName(), |
|
332
|
24 |
|
$this->getParentKeyName(), |
|
333
|
24 |
|
true |
|
334
|
|
|
); |
|
335
|
|
|
} |
|
336
|
|
|
|
|
337
|
|
|
/** |
|
338
|
|
|
* Instantiate a new Siblings relationship. |
|
339
|
|
|
* |
|
340
|
|
|
* @param \Illuminate\Database\Eloquent\Builder $query |
|
341
|
|
|
* @param \Illuminate\Database\Eloquent\Model $parent |
|
342
|
|
|
* @param string $foreignKey |
|
343
|
|
|
* @param string $localKey |
|
344
|
|
|
* @param bool $andSelf |
|
345
|
|
|
* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\Siblings |
|
346
|
|
|
*/ |
|
347
|
52 |
|
protected function newSiblings(Builder $query, Model $parent, $foreignKey, $localKey, $andSelf) |
|
348
|
|
|
{ |
|
349
|
52 |
|
return new Siblings($query, $parent, $foreignKey, $localKey, $andSelf); |
|
350
|
|
|
} |
|
351
|
|
|
|
|
352
|
|
|
/** |
|
353
|
|
|
* Define a one-to-many relationship of the model's descendants. |
|
354
|
|
|
* |
|
355
|
|
|
* @param string $related |
|
356
|
|
|
* @param string|null $foreignKey |
|
357
|
|
|
* @param string|null $localKey |
|
358
|
|
|
* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\HasManyOfDescendants |
|
359
|
|
|
*/ |
|
360
|
54 |
|
public function hasManyOfDescendants($related, $foreignKey = null, $localKey = null) |
|
361
|
|
|
{ |
|
362
|
54 |
|
$instance = $this->newRelatedInstance($related); |
|
|
|
|
|
|
363
|
|
|
|
|
364
|
54 |
|
$foreignKey = $foreignKey ?: $this->getForeignKey(); |
|
|
|
|
|
|
365
|
|
|
|
|
366
|
54 |
|
$localKey = $localKey ?: $this->getKeyName(); |
|
367
|
|
|
|
|
368
|
54 |
|
return $this->newHasManyOfDescendants( |
|
369
|
54 |
|
$instance->newQuery(), |
|
370
|
|
|
$this, |
|
|
|
|
|
|
371
|
54 |
|
$instance->qualifyColumn($foreignKey), |
|
372
|
|
|
$localKey, |
|
373
|
54 |
|
false |
|
374
|
|
|
); |
|
375
|
|
|
} |
|
376
|
|
|
|
|
377
|
|
|
/** |
|
378
|
|
|
* Define a one-to-many relationship of the model's descendants and itself. |
|
379
|
|
|
* |
|
380
|
|
|
* @param string $related |
|
381
|
|
|
* @param string|null $foreignKey |
|
382
|
|
|
* @param string|null $localKey |
|
383
|
|
|
* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\HasManyOfDescendants |
|
384
|
|
|
*/ |
|
385
|
22 |
|
public function hasManyOfDescendantsAndSelf($related, $foreignKey = null, $localKey = null) |
|
386
|
|
|
{ |
|
387
|
22 |
|
$instance = $this->newRelatedInstance($related); |
|
388
|
|
|
|
|
389
|
22 |
|
$foreignKey = $foreignKey ?: $this->getForeignKey(); |
|
390
|
|
|
|
|
391
|
22 |
|
$localKey = $localKey ?: $this->getKeyName(); |
|
392
|
|
|
|
|
393
|
22 |
|
return $this->newHasManyOfDescendants( |
|
394
|
22 |
|
$instance->newQuery(), |
|
395
|
|
|
$this, |
|
|
|
|
|
|
396
|
22 |
|
$instance->qualifyColumn($foreignKey), |
|
397
|
|
|
$localKey, |
|
398
|
22 |
|
true |
|
399
|
|
|
); |
|
400
|
|
|
} |
|
401
|
|
|
|
|
402
|
|
|
/** |
|
403
|
|
|
* Instantiate a new HasManyOfDescendants relationship. |
|
404
|
|
|
* |
|
405
|
|
|
* @param \Illuminate\Database\Eloquent\Builder $query |
|
406
|
|
|
* @param \Illuminate\Database\Eloquent\Model $parent |
|
407
|
|
|
* @param string $foreignKey |
|
408
|
|
|
* @param string $localKey |
|
409
|
|
|
* @param bool $andSelf |
|
410
|
|
|
* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\HasManyOfDescendants |
|
411
|
|
|
*/ |
|
412
|
76 |
|
protected function newHasManyOfDescendants(Builder $query, Model $parent, $foreignKey, $localKey, $andSelf) |
|
413
|
|
|
{ |
|
414
|
76 |
|
return new HasManyOfDescendants($query, $parent, $foreignKey, $localKey, $andSelf); |
|
415
|
|
|
} |
|
416
|
|
|
|
|
417
|
|
|
/** |
|
418
|
|
|
* Define a many-to-many relationship of the model's descendants. |
|
419
|
|
|
* |
|
420
|
|
|
* @param string $related |
|
421
|
|
|
* @param string|null $table |
|
422
|
|
|
* @param string|null $foreignPivotKey |
|
423
|
|
|
* @param string|null $relatedPivotKey |
|
424
|
|
|
* @param string|null $parentKey |
|
425
|
|
|
* @param string|null $relatedKey |
|
426
|
|
|
* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\BelongsToManyOfDescendants |
|
427
|
|
|
*/ |
|
428
|
50 |
|
public function belongsToManyOfDescendants( |
|
429
|
|
|
$related, |
|
430
|
|
|
$table = null, |
|
431
|
|
|
$foreignPivotKey = null, |
|
432
|
|
|
$relatedPivotKey = null, |
|
433
|
|
|
$parentKey = null, |
|
434
|
|
|
$relatedKey = null |
|
435
|
|
|
) { |
|
436
|
50 |
|
$instance = $this->newRelatedInstance($related); |
|
437
|
|
|
|
|
438
|
50 |
|
$foreignPivotKey = $foreignPivotKey ?: $this->getForeignKey(); |
|
439
|
|
|
|
|
440
|
50 |
|
$relatedPivotKey = $relatedPivotKey ?: $instance->getForeignKey(); |
|
441
|
|
|
|
|
442
|
50 |
|
if (is_null($table)) { |
|
443
|
50 |
|
$table = $this->joiningTable($related, $instance); |
|
|
|
|
|
|
444
|
|
|
} |
|
445
|
|
|
|
|
446
|
50 |
|
return $this->newBelongsToManyOfDescendants( |
|
447
|
50 |
|
$instance->newQuery(), |
|
448
|
|
|
$this, |
|
|
|
|
|
|
449
|
|
|
$table, |
|
450
|
|
|
$foreignPivotKey, |
|
451
|
|
|
$relatedPivotKey, |
|
452
|
50 |
|
$parentKey ?: $this->getKeyName(), |
|
453
|
50 |
|
$relatedKey ?: $instance->getKeyName(), |
|
454
|
50 |
|
false |
|
455
|
|
|
); |
|
456
|
|
|
} |
|
457
|
|
|
|
|
458
|
|
|
/** |
|
459
|
|
|
* Define a many-to-many relationship of the model's descendants and itself. |
|
460
|
|
|
* |
|
461
|
|
|
* @param string $related |
|
462
|
|
|
* @param string|null $table |
|
463
|
|
|
* @param string|null $foreignPivotKey |
|
464
|
|
|
* @param string|null $relatedPivotKey |
|
465
|
|
|
* @param string|null $parentKey |
|
466
|
|
|
* @param string|null $relatedKey |
|
467
|
|
|
* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\BelongsToManyOfDescendants |
|
468
|
|
|
*/ |
|
469
|
22 |
|
public function belongsToManyOfDescendantsAndSelf( |
|
470
|
|
|
$related, |
|
471
|
|
|
$table = null, |
|
472
|
|
|
$foreignPivotKey = null, |
|
473
|
|
|
$relatedPivotKey = null, |
|
474
|
|
|
$parentKey = null, |
|
475
|
|
|
$relatedKey = null |
|
476
|
|
|
) { |
|
477
|
22 |
|
$instance = $this->newRelatedInstance($related); |
|
478
|
|
|
|
|
479
|
22 |
|
$foreignPivotKey = $foreignPivotKey ?: $this->getForeignKey(); |
|
480
|
|
|
|
|
481
|
22 |
|
$relatedPivotKey = $relatedPivotKey ?: $instance->getForeignKey(); |
|
482
|
|
|
|
|
483
|
22 |
|
if (is_null($table)) { |
|
484
|
22 |
|
$table = $this->joiningTable($related, $instance); |
|
485
|
|
|
} |
|
486
|
|
|
|
|
487
|
22 |
|
return $this->newBelongsToManyOfDescendants( |
|
488
|
22 |
|
$instance->newQuery(), |
|
489
|
|
|
$this, |
|
|
|
|
|
|
490
|
|
|
$table, |
|
491
|
|
|
$foreignPivotKey, |
|
492
|
|
|
$relatedPivotKey, |
|
493
|
22 |
|
$parentKey ?: $this->getKeyName(), |
|
494
|
22 |
|
$relatedKey ?: $instance->getKeyName(), |
|
495
|
22 |
|
true |
|
496
|
|
|
); |
|
497
|
|
|
} |
|
498
|
|
|
|
|
499
|
|
|
/** |
|
500
|
|
|
* Instantiate a new BelongsToManyOfDescendants relationship. |
|
501
|
|
|
* |
|
502
|
|
|
* @param \Illuminate\Database\Eloquent\Builder $query |
|
503
|
|
|
* @param \Illuminate\Database\Eloquent\Model $parent |
|
504
|
|
|
* @param string $table |
|
505
|
|
|
* @param string $foreignPivotKey |
|
506
|
|
|
* @param string $relatedPivotKey |
|
507
|
|
|
* @param string $parentKey |
|
508
|
|
|
* @param string $relatedKey |
|
509
|
|
|
* @param bool $andSelf |
|
510
|
|
|
* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\BelongsToManyOfDescendants |
|
511
|
|
|
*/ |
|
512
|
72 |
|
protected function newBelongsToManyOfDescendants( |
|
513
|
|
|
Builder $query, |
|
514
|
|
|
Model $parent, |
|
515
|
|
|
$table, |
|
516
|
|
|
$foreignPivotKey, |
|
517
|
|
|
$relatedPivotKey, |
|
518
|
|
|
$parentKey, |
|
519
|
|
|
$relatedKey, |
|
520
|
|
|
$andSelf |
|
521
|
|
|
) { |
|
522
|
72 |
|
return new BelongsToManyOfDescendants( |
|
523
|
72 |
|
$query, |
|
524
|
|
|
$parent, |
|
525
|
|
|
$table, |
|
526
|
|
|
$foreignPivotKey, |
|
527
|
|
|
$relatedPivotKey, |
|
528
|
|
|
$parentKey, |
|
529
|
|
|
$relatedKey, |
|
530
|
|
|
$andSelf |
|
531
|
|
|
); |
|
532
|
|
|
} |
|
533
|
|
|
|
|
534
|
|
|
/** |
|
535
|
|
|
* Define a polymorphic many-to-many relationship of the model's descendants. |
|
536
|
|
|
* |
|
537
|
|
|
* @param string $related |
|
538
|
|
|
* @param string $name |
|
539
|
|
|
* @param string|null $table |
|
540
|
|
|
* @param string|null $foreignPivotKey |
|
541
|
|
|
* @param string|null $relatedPivotKey |
|
542
|
|
|
* @param string|null $parentKey |
|
543
|
|
|
* @param string|null $relatedKey |
|
544
|
|
|
* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\MorphToManyOfDescendants |
|
545
|
|
|
*/ |
|
546
|
50 |
|
public function morphToManyOfDescendants( |
|
547
|
|
|
$related, |
|
548
|
|
|
$name, |
|
549
|
|
|
$table = null, |
|
550
|
|
|
$foreignPivotKey = null, |
|
551
|
|
|
$relatedPivotKey = null, |
|
552
|
|
|
$parentKey = null, |
|
553
|
|
|
$relatedKey = null |
|
554
|
|
|
) { |
|
555
|
50 |
|
$instance = $this->newRelatedInstance($related); |
|
556
|
|
|
|
|
557
|
50 |
|
$foreignPivotKey = $foreignPivotKey ?: $name.'_id'; |
|
558
|
|
|
|
|
559
|
50 |
|
$relatedPivotKey = $relatedPivotKey ?: $instance->getForeignKey(); |
|
560
|
|
|
|
|
561
|
50 |
|
if (! $table) { |
|
562
|
50 |
|
$words = preg_split('/(_)/u', $name, -1, PREG_SPLIT_DELIM_CAPTURE); |
|
563
|
|
|
|
|
564
|
50 |
|
$lastWord = array_pop($words); |
|
565
|
|
|
|
|
566
|
50 |
|
$table = implode('', $words).Str::plural($lastWord); |
|
567
|
|
|
} |
|
568
|
|
|
|
|
569
|
50 |
|
return $this->newMorphToManyOfDescendants( |
|
570
|
50 |
|
$instance->newQuery(), |
|
571
|
|
|
$this, |
|
|
|
|
|
|
572
|
|
|
$name, |
|
573
|
|
|
$table, |
|
574
|
|
|
$foreignPivotKey, |
|
575
|
|
|
$relatedPivotKey, |
|
576
|
50 |
|
$parentKey ?: $this->getKeyName(), |
|
577
|
50 |
|
$relatedKey ?: $instance->getKeyName(), |
|
578
|
50 |
|
false |
|
579
|
|
|
); |
|
580
|
|
|
} |
|
581
|
|
|
|
|
582
|
|
|
/** |
|
583
|
|
|
* Define a polymorphic many-to-many relationship of the model's descendants and itself. |
|
584
|
|
|
* |
|
585
|
|
|
* @param string $related |
|
586
|
|
|
* @param string $name |
|
587
|
|
|
* @param string|null $table |
|
588
|
|
|
* @param string|null $foreignPivotKey |
|
589
|
|
|
* @param string|null $relatedPivotKey |
|
590
|
|
|
* @param string|null $parentKey |
|
591
|
|
|
* @param string|null $relatedKey |
|
592
|
|
|
* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\MorphToManyOfDescendants |
|
593
|
|
|
*/ |
|
594
|
22 |
|
public function morphToManyOfDescendantsAndSelf( |
|
595
|
|
|
$related, |
|
596
|
|
|
$name, |
|
597
|
|
|
$table = null, |
|
598
|
|
|
$foreignPivotKey = null, |
|
599
|
|
|
$relatedPivotKey = null, |
|
600
|
|
|
$parentKey = null, |
|
601
|
|
|
$relatedKey = null |
|
602
|
|
|
) { |
|
603
|
22 |
|
$instance = $this->newRelatedInstance($related); |
|
604
|
|
|
|
|
605
|
22 |
|
$foreignPivotKey = $foreignPivotKey ?: $name.'_id'; |
|
606
|
|
|
|
|
607
|
22 |
|
$relatedPivotKey = $relatedPivotKey ?: $instance->getForeignKey(); |
|
608
|
|
|
|
|
609
|
22 |
|
if (! $table) { |
|
610
|
22 |
|
$words = preg_split('/(_)/u', $name, -1, PREG_SPLIT_DELIM_CAPTURE); |
|
611
|
|
|
|
|
612
|
22 |
|
$lastWord = array_pop($words); |
|
613
|
|
|
|
|
614
|
22 |
|
$table = implode('', $words).Str::plural($lastWord); |
|
615
|
|
|
} |
|
616
|
|
|
|
|
617
|
22 |
|
return $this->newMorphToManyOfDescendants( |
|
618
|
22 |
|
$instance->newQuery(), |
|
619
|
|
|
$this, |
|
|
|
|
|
|
620
|
|
|
$name, |
|
621
|
|
|
$table, |
|
622
|
|
|
$foreignPivotKey, |
|
623
|
|
|
$relatedPivotKey, |
|
624
|
22 |
|
$parentKey ?: $this->getKeyName(), |
|
625
|
22 |
|
$relatedKey ?: $instance->getKeyName(), |
|
626
|
22 |
|
true |
|
627
|
|
|
); |
|
628
|
|
|
} |
|
629
|
|
|
|
|
630
|
|
|
/** |
|
631
|
|
|
* Instantiate a new MorphToManyOfDescendants relationship. |
|
632
|
|
|
* |
|
633
|
|
|
* @param \Illuminate\Database\Eloquent\Builder $query |
|
634
|
|
|
* @param \Illuminate\Database\Eloquent\Model $parent |
|
635
|
|
|
* @param string $name |
|
636
|
|
|
* @param string $table |
|
637
|
|
|
* @param string $foreignPivotKey |
|
638
|
|
|
* @param string $relatedPivotKey |
|
639
|
|
|
* @param string $parentKey |
|
640
|
|
|
* @param string $relatedKey |
|
641
|
|
|
* @param bool $andSelf |
|
642
|
|
|
* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Relations\MorphToManyOfDescendants |
|
643
|
|
|
*/ |
|
644
|
72 |
|
protected function newMorphToManyOfDescendants( |
|
645
|
|
|
Builder $query, |
|
646
|
|
|
Model $parent, |
|
647
|
|
|
$name, |
|
648
|
|
|
$table, |
|
649
|
|
|
$foreignPivotKey, |
|
650
|
|
|
$relatedPivotKey, |
|
651
|
|
|
$parentKey, |
|
652
|
|
|
$relatedKey, |
|
653
|
|
|
$andSelf |
|
654
|
|
|
) { |
|
655
|
72 |
|
return new MorphToManyOfDescendants( |
|
656
|
72 |
|
$query, |
|
657
|
|
|
$parent, |
|
658
|
|
|
$name, |
|
659
|
|
|
$table, |
|
660
|
|
|
$foreignPivotKey, |
|
661
|
|
|
$relatedPivotKey, |
|
662
|
|
|
$parentKey, |
|
663
|
|
|
$relatedKey, |
|
664
|
|
|
$andSelf |
|
665
|
|
|
); |
|
666
|
|
|
} |
|
667
|
|
|
|
|
668
|
|
|
/** |
|
669
|
|
|
* Get the first segment of the model's path. |
|
670
|
|
|
* |
|
671
|
|
|
* @return string |
|
672
|
|
|
*/ |
|
673
|
48 |
|
public function getFirstPathSegment() |
|
674
|
|
|
{ |
|
675
|
48 |
|
$path = $this->attributes[$this->getPathName()]; |
|
676
|
|
|
|
|
677
|
48 |
|
return explode($this->getPathSeparator(), $path)[0]; |
|
678
|
|
|
} |
|
679
|
|
|
|
|
680
|
|
|
/** |
|
681
|
|
|
* Determine whether the model's path is nested. |
|
682
|
|
|
* |
|
683
|
|
|
* @return bool |
|
684
|
|
|
*/ |
|
685
|
8 |
|
public function hasNestedPath() |
|
686
|
|
|
{ |
|
687
|
8 |
|
$path = $this->attributes[$this->getPathName()]; |
|
688
|
|
|
|
|
689
|
8 |
|
return Str::contains($path, $this->getPathSeparator()); |
|
690
|
|
|
} |
|
691
|
|
|
|
|
692
|
|
|
/** |
|
693
|
|
|
* Create a new Eloquent query builder for the model. |
|
694
|
|
|
* |
|
695
|
|
|
* @param \Illuminate\Database\Query\Builder $query |
|
696
|
|
|
* @return \Illuminate\Database\Eloquent\Builder|static |
|
697
|
|
|
*/ |
|
698
|
484 |
|
public function newEloquentBuilder($query) |
|
699
|
|
|
{ |
|
700
|
484 |
|
return new \Staudenmeir\LaravelAdjacencyList\Eloquent\Builder($query); |
|
701
|
|
|
} |
|
702
|
|
|
|
|
703
|
|
|
/** |
|
704
|
|
|
* Create a new Eloquent Collection instance. |
|
705
|
|
|
* |
|
706
|
|
|
* @param array $models |
|
707
|
|
|
* @return \Staudenmeir\LaravelAdjacencyList\Eloquent\Collection |
|
708
|
|
|
*/ |
|
709
|
480 |
|
public function newCollection(array $models = []) |
|
710
|
|
|
{ |
|
711
|
480 |
|
return new Collection($models); |
|
712
|
|
|
} |
|
713
|
|
|
} |
|
714
|
|
|
|
Let?s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let?s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: