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<?php |
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namespace kalanis\nested_tree\Sources\PDO; |
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use kalanis\nested_tree\Support; |
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/** |
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* Implementation without ANY_VALUE which will cause problems on MariaDB servers |
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*/ |
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class MariaDB extends MySql |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function selectCount(Support\Options $options) : int |
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{ |
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$sql = 'SELECT '; |
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$sql .= ' `parent`.`' . $this->settings->idColumnName . '` AS p_cid'; |
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$sql .= ', `parent`.`' . $this->settings->parentIdColumnName . '` AS p_pid'; |
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if (!is_null($options->currentId) || !is_null($options->parentId) || !empty($options->search) || $options->joinChild) { |
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$sql .= ', `child`.`' . $this->settings->idColumnName . '` AS `' . $this->settings->idColumnName . '`'; |
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$sql .= ', `child`.`' . $this->settings->parentIdColumnName . '` AS `' . $this->settings->parentIdColumnName . '`'; |
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$sql .= ', `child`.`' . $this->settings->leftColumnName . '` AS `' . $this->settings->leftColumnName . '`'; |
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} |
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$sql .= $this->addAdditionalColumns($options); |
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$sql .= ' FROM `' . $this->settings->tableName . '` AS `parent`'; |
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if (!is_null($options->currentId) || !is_null($options->parentId) || !empty($options->search) || $options->joinChild) { |
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// if there is filter or search, there must be inner join to select all of filtered children. |
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$sql .= ' INNER JOIN `' . $this->settings->tableName . '` AS `child`'; |
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$sql .= ' ON `child`.`' . $this->settings->leftColumnName . '` BETWEEN `parent`.`' . $this->settings->leftColumnName . '` AND `parent`.`' . $this->settings->rightColumnName . '`'; |
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} |
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$sql .= ' WHERE 1'; |
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$sql .= $this->addFilterBy($options); |
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$sql .= $this->addCurrentId($options, '`parent`.'); |
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$sql .= $this->addParentId($options, '`parent`.'); |
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$sql .= $this->addSearch($options, '`parent`.'); |
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$sql .= $this->addCustomQuery($options->where); |
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$sql .= $this->addSorting($options); |
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// prepare and get 'total' count. |
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$Sth = $this->pdo->prepare($sql); |
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$this->bindCurrentId($options->currentId, $Sth); |
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$this->bindParentId($options->parentId, $Sth, true); |
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$this->bindSearch($options, $Sth); |
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$this->bindCustomQuery($options->where, $Sth); |
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$Sth->execute(); |
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$result = $Sth->fetchAll(); |
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// "a bit" hardcore - get all lines and then count them |
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return $result ? count($result) : 0; |
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} |
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public function selectLimited(Support\Options $options) : array |
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{ |
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$sql = 'SELECT'; |
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$sql .= ' `parent`.`' . $this->settings->idColumnName . '` AS p_cid'; |
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$sql .= ', `parent`.`' . $this->settings->parentIdColumnName . '` AS p_pid'; |
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$sql .= ', `parent`.`' . $this->settings->leftColumnName . '` AS p_lf'; |
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if (!is_null($options->currentId) || !is_null($options->parentId) || !empty($options->search) || $options->joinChild) { |
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$sql .= ', `child`.`' . $this->settings->idColumnName . '` AS `' . $this->settings->idColumnName . '`'; |
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$sql .= ', `child`.`' . $this->settings->parentIdColumnName . '` AS `' . $this->settings->parentIdColumnName . '`'; |
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$sql .= ', `child`.`' . $this->settings->leftColumnName . '` AS `' . $this->settings->leftColumnName . '`'; |
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$sql .= ', `child`.`' . $this->settings->rightColumnName . '` AS `' . $this->settings->rightColumnName . '`'; |
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$sql .= ', `child`.`' . $this->settings->levelColumnName . '` AS `' . $this->settings->levelColumnName . '`'; |
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$sql .= ', `child`.`' . $this->settings->positionColumnName . '` AS `' . $this->settings->positionColumnName . '`'; |
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} |
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$sql .= $this->addAdditionalColumns($options); |
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$sql .= ' FROM `' . $this->settings->tableName . '` AS `parent`'; |
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if (!is_null($options->currentId) || !is_null($options->parentId) || !empty($options->search) || $options->joinChild) { |
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// if there is filter or search, there must be inner join to select all of filtered children. |
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$sql .= ' INNER JOIN `' . $this->settings->tableName . '` AS `child`'; |
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$sql .= ' ON `child`.`' . $this->settings->leftColumnName . '` BETWEEN `parent`.`' . $this->settings->leftColumnName . '` AND `parent`.`' . $this->settings->rightColumnName . '`'; |
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} |
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$sql .= ' WHERE 1'; |
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$sql .= $this->addFilterBy($options); |
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$sql .= $this->addCurrentId($options, '`parent`.'); |
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$sql .= $this->addParentId($options, '`parent`.'); |
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$sql .= $this->addSearch($options, '`parent`.'); |
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$sql .= $this->addCustomQuery($options->where); |
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$sql .= $this->addSorting($options); |
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// re-create query and prepare. second step is for set limit and fetch all items. |
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if (!$options->unlimited) { |
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if (empty($options->offset)) { |
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$options->offset = 0; |
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} |
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if (empty($options->limit) || (10000 < $options->limit)) { |
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$options->limit = 20; |
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} |
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$sql .= ' LIMIT ' . $options->offset . ', ' . $options->limit; |
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} |
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$Sth = $this->pdo->prepare($sql); |
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$this->bindCurrentId($options->currentId, $Sth); |
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$this->bindParentId($options->parentId, $Sth, true); |
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$this->bindSearch($options, $Sth); |
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$this->bindCustomQuery($options->where, $Sth); |
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$Sth->execute(); |
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$result = $Sth->fetchAll(); |
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return $result ? $this->fromDbRows($result) : []; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function selectWithParents(Support\Options $options) : array |
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{ |
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$sql = 'SELECT'; |
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$sql .= ' `parent`.`' . $this->settings->idColumnName . '` AS `' . $this->settings->idColumnName . '`'; |
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$sql .= ', `parent`.`' . $this->settings->parentIdColumnName . '` AS `' . $this->settings->parentIdColumnName . '`'; |
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$sql .= ', `parent`.`' . $this->settings->leftColumnName . '` AS `' . $this->settings->leftColumnName . '`'; |
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$sql .= ', `parent`.`' . $this->settings->rightColumnName . '` AS `' . $this->settings->rightColumnName . '`'; |
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$sql .= ', `parent`.`' . $this->settings->levelColumnName . '` AS `' . $this->settings->levelColumnName . '`'; |
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$sql .= ', `parent`.`' . $this->settings->positionColumnName . '` AS `' . $this->settings->positionColumnName . '`'; |
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$sql .= $this->addAdditionalColumns($options); |
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$sql .= ' FROM `' . $this->settings->tableName . '` AS `node`,'; |
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$sql .= ' `' . $this->settings->tableName . '` AS `parent`'; |
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$sql .= ' WHERE'; |
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$sql .= ' (`node`.`' . $this->settings->leftColumnName . '` BETWEEN `parent`.`' . $this->settings->leftColumnName . '` AND `parent`.`' . $this->settings->rightColumnName . '`)'; |
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$sql .= $this->addCurrentId($options, '`node`.'); |
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$sql .= $this->addSearch($options, '`node`.'); |
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$sql .= $this->addCustomQuery($options->where); |
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$sql .= ' GROUP BY `parent`.`' . $this->settings->idColumnName . '`'; |
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$sql .= ' ORDER BY `parent`.`' . $this->settings->leftColumnName . '`'; |
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$Sth = $this->pdo->prepare($sql); |
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$this->bindCurrentId($options->currentId, $Sth); |
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$this->bindSearch($options, $Sth); |
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$this->bindCustomQuery($options->where, $Sth); |
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$Sth->execute(); |
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$result = $Sth->fetchAll(); |
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$Sth->closeCursor(); |
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if (empty($result)) { |
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return []; |
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} |
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if ($options->skipCurrent) { |
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unset($result[count($result)-1]); |
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} |
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return $this->fromDbRows($result); |
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} |
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} |
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alex-kalanis /
nested-tree
