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<?php |
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/** |
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* This file is part of the O2System Framework package. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @author Steeve Andrian Salim |
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* @copyright Copyright (c) Steeve Andrian Salim |
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*/ |
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// ------------------------------------------------------------------------ |
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namespace O2System\Framework\Models\Sql\Traits; |
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// ------------------------------------------------------------------------ |
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/** |
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* Class HierarchicalTrait |
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* |
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* @package O2System\Framework\Models\Sql\Traits |
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*/ |
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trait HierarchicalTrait |
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{ |
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/** |
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* Parent Key Field |
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* |
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* @access public |
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* @type string |
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*/ |
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public $parentKey = 'id_parent'; |
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/** |
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* Hierarchical Enabled Flag |
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* |
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* @access protected |
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* @type bool |
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*/ |
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protected $hierarchical = true; |
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// ------------------------------------------------------------------------ |
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/** |
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* HierarchicalTrait::rebuildTree |
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* |
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* @param int $idParent |
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* @param int $left |
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* @param int $depth |
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* |
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* @return int |
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*/ |
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public function rebuildTree($idParent = 0, $left = 1, $depth = 0) |
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{ |
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ini_set('xdebug.max_nesting_level', 10000); |
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ini_set('memory_limit', '-1'); |
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if ($childs = $this->qb |
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->table($this->table) |
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->select('id') |
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->where($this->parentKey, $idParent) |
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->orderBy('id') |
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->get()) { |
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$right = $left + 1; |
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$i = 0; |
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foreach ($childs as $child) { |
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if ($i == 0) { |
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$this->qb |
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->from($this->table) |
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->where('id', $child->id) |
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->update($update = [ |
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'record_left' => $left, |
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'record_right' => $right, |
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'record_depth' => $depth, |
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]); |
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} else { |
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$this->qb |
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->from($this->table) |
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->where('id', $child->id) |
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->update($update = [ |
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'record_left' => $left = $right + 1, |
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'record_right' => $right = $left + 1, |
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'record_depth' => $depth, |
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]); |
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} |
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$update[ 'id' ] = $child->id; |
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if ($this->qb |
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->table($this->table) |
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->select('id') |
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->where($this->parentKey, $child->id) |
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->orderBy('id') |
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->get()) { |
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$right = $this->rebuildTree($child->id, $right, $depth + 1); |
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$this->qb |
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->from($this->table) |
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->where('id', $child->id) |
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->update($update = [ |
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'record_right' => $right, |
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]); |
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$update[ 'id' ] = $child->id; |
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} |
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$i++; |
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} |
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} |
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return $right + 1; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* HierarchicalTrait::getParents |
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* |
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* @param int $id |
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* @param string $ordering ASC|DESC |
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* |
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* @return bool|\O2System\Framework\Models\Sql\DataObjects\Result |
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*/ |
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public function getParents($id, $ordering = 'ASC') |
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{ |
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if ($parents = $this->qb |
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->select($this->table . '.*') |
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->from($this->table) |
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->from($this->table . ' AS node') |
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->whereBetween('node.record_left', [$this->table . '.record_left', $this->table . '.record_right']) |
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->where([ |
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'node.id' => $id, |
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]) |
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->orderBy($this->table . '.record_left', $ordering) |
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->get()) { |
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if ($parents->count()) { |
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return $parents; |
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} |
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} |
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return false; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* HierarchicalTrait::getParent |
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* |
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* @param int $idParent |
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* |
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* @return bool|\O2System\Framework\Models\Sql\DataObjects\Result\Row |
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*/ |
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public function getParent($idParent) |
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{ |
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if ($parent = $this->qb |
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->select($this->table . '.*') |
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->from($this->table) |
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->where($this->primaryKey, $idParent) |
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->get(1)) { |
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if ($parent->count() == 1) { |
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return $parent->first(); |
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} |
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} |
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return false; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* HierarchicalTrait::getNumOfParent |
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* |
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* @param int $idParent |
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* |
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* @return int |
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*/ |
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public function getNumOfParent($id) |
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{ |
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if ($parents = $this->qb |
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->table($this->table) |
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->select('id') |
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->where('id', $id) |
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->get()) { |
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return $parents->count(); |
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} |
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return 0; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* HierarchicalTrait::hasParent |
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* |
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* @param int $id |
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* |
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* @return bool |
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*/ |
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public function hasParent($id, $direct = true) |
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{ |
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if ($numOfParents = $this->getNumOfParent($idParent, $direct)) { |
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return (bool)($numOfParents == 0 ? false : true); |
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} |
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return false; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* HierarchicalTrait::getNumOfParents |
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* |
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* @param int $id |
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* |
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* @return int |
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*/ |
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public function getNumOfParents($id) |
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{ |
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if($parents = $this->getParents($id)) { |
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return $parents->count(); |
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} |
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return 0; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* HierarchicalTrait::hasParents |
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* |
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* @param int $id |
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* |
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* @return bool |
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*/ |
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public function hasParents($id) |
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{ |
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if ($numOfParents = $this->getNumOfParents($id)) { |
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return (bool)($numOfParents == 0 ? false : true); |
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} |
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return false; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* HierarchicalTrait::getChilds |
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* |
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* @param int $idParent |
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* @param string $ordering ASC|DESC |
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* |
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* @return bool|\O2System\Framework\Models\Sql\DataObjects\Result |
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*/ |
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public function getChilds($idParent, $ordering = 'ASC') |
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{ |
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if ($childs = $this->qb |
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->select($this->table . '.*') |
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->from($this->table) |
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->from($this->table . ' AS node') |
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->whereBetween('node.record_left', [$this->table . '.record_left', $this->table . '.record_right']) |
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->where([ |
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$this->table . '.id' => $id, |
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]) |
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->get()) { |
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if ($childs->count()) { |
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return $childs; |
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} |
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} |
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return false; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* HierarchicalTrait::getNumOfChilds |
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* |
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* @param int $idParent |
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* @param bool $direct |
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* |
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* @return int |
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*/ |
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public function getNumOfChilds($idParent, $direct = true) |
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{ |
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if($childs = $this->getChilds($idParent)) { |
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return $childs->count(); |
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} |
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return 0; |
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} |
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// ------------------------------------------------------------------------ |
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/** |
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* HierarchicalTrait::hasChilds |
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* |
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* @param int $idParent |
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* |
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* @return bool |
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*/ |
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public function hasChilds($idParent) |
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{ |
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if ($numOfChilds = $this->getNumOfChilds($idParent)) { |
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return (bool)($numOfChilds == 0 ? false : true); |
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} |
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return false; |
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} |
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} |
o2system /
framework
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