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<?php |
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namespace Staudenmeir\LaravelAdjacencyList\Eloquent\Traits; |
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use Illuminate\Database\PostgresConnection; |
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use Illuminate\Support\Str; |
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use PDO; |
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use RuntimeException; |
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use Staudenmeir\LaravelAdjacencyList\Query\Grammars\MariaDbGrammar; |
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use Staudenmeir\LaravelAdjacencyList\Query\Grammars\MySqlGrammar; |
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use Staudenmeir\LaravelAdjacencyList\Query\Grammars\PostgresGrammar; |
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use Staudenmeir\LaravelAdjacencyList\Query\Grammars\SQLiteGrammar; |
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use Staudenmeir\LaravelAdjacencyList\Query\Grammars\SqlServerGrammar; |
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trait BuildsAdjacencyListQueries |
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{ |
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/** |
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* Get the hydrated models without eager loading. |
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* |
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* @param array $columns |
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* @return \Illuminate\Database\Eloquent\Model[] |
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*/ |
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public function getModels($columns = ['*']) |
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{ |
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$items = $this->query->get($columns)->all(); |
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if ($this->getConnection() instanceof PostgresConnection) { |
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$path = $this->model->getPathName(); |
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if (isset($items[0]->$path)) { |
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$this->replacePathSeparator( |
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$items, |
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$path, |
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$this->model->getPathSeparator() |
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); |
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foreach ($this->model->getCustomPaths() as $path) { |
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$this->replacePathSeparator( |
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$items, |
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$path['name'], |
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$path['separator'] |
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); |
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} |
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} |
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} |
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$table = (new $this->model())->getTable(); |
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$models = $this->model->hydrate($items)->each->setTable($table); |
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return $models->all(); |
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} |
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/** |
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* Replace the separator in a PostgreSQL path column. |
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* |
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* @param array $items |
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* @param string $path |
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* @param string $separator |
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* @return void |
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*/ |
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protected function replacePathSeparator(array $items, $path, $separator) |
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{ |
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foreach ($items as $item) { |
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$item->$path = str_replace( |
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',', |
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$separator, |
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substr($item->$path, 1, -1) |
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); |
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} |
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} |
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/** |
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* Get the expression grammar. |
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* |
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* @return \Staudenmeir\LaravelAdjacencyList\Query\Grammars\ExpressionGrammar |
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*/ |
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public function getExpressionGrammar() |
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{ |
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$driver = $this->query->getConnection()->getDriverName(); |
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switch ($driver) { |
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case 'mysql': |
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$version = $this->query->getConnection()->getReadPdo()->getAttribute(PDO::ATTR_SERVER_VERSION); |
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$grammar = Str::contains($version, 'MariaDB') |
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? new MariaDbGrammar($this->model) |
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: new MySqlGrammar($this->model); |
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return $this->query->getConnection()->withTablePrefix($grammar); |
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case 'pgsql': |
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return $this->query->getConnection()->withTablePrefix( |
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new PostgresGrammar($this->model) |
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); |
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case 'sqlite': |
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return $this->query->getConnection()->withTablePrefix( |
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new SQLiteGrammar($this->model) |
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); |
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case 'sqlsrv': |
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return $this->query->getConnection()->withTablePrefix( |
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new SqlServerGrammar($this->model) |
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); |
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} |
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throw new RuntimeException('This database is not supported.'); // @codeCoverageIgnore |
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} |
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/** |
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* Register all passed global scopes. |
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* |
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* @param array $scopes |
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* @return $this |
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*/ |
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public function withGlobalScopes(array $scopes) |
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{ |
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foreach ($scopes as $identifier => $scope) { |
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$this->withGlobalScope($identifier, $scope); |
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} |
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return $this; |
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} |
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} |
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staudenmeir /
laravel-adjacency-list
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