sminnee / silverstripe-framework

		// merge relations

		if($includeRelations) {

			if($manyMany = $this->manyMany()) {

				foreach($manyMany as $relationship => $class) {

					$leftComponents = $leftObj->getManyManyComponents($relationship);

					$rightComponents = $rightObj->getManyManyComponents($relationship);

					if($rightComponents && $rightComponents->exists()) {

						$leftComponents->addMany($rightComponents->column('ID'));

					}

					$leftComponents->write();

				}

			}

			if($hasMany = $this->hasMany()) {

				foreach($hasMany as $relationship => $class) {

				}

			}

			if($hasMany = $this->hasMany()) {

				foreach($hasMany as $relationship => $class) {

					$leftComponents = $leftObj->getComponents($relationship);

					$rightComponents = $rightObj->getComponents($relationship);

					if($rightComponents && $rightComponents->exists()) {

						$leftComponents->addMany($rightComponents->column('ID'));

					}

					$leftComponents->write();

				}

			}

			if($hasOne = $this->hasOne()) {

				foreach($hasOne as $relationship => $class) {