public function StatementPrefetch::current

public StatementPrefetch::current()

Return the current row formatted according to the current fetch style.

This is the core method of this class. It grabs the value at the current array position in $this->data and format it according to $this->fetchStyle and $this->fetchMode.

Return value

mixed The current row formatted as requested.

File

core/lib/Drupal/Core/Database/StatementPrefetch.php, line 268

Class

StatementPrefetch

An implementation of StatementInterface that prefetches all data.

Namespace

Drupal\Core\Database

Code

public function current() {
  if (isset($this->currentRow)) {
    switch ($this->fetchStyle) {
      case \PDO::FETCH_ASSOC:
        return $this->currentRow;
      case \PDO::FETCH_BOTH:
        // \PDO::FETCH_BOTH returns an array indexed by both the column name
        // and the column number.
        return $this->currentRow + array_values($this->currentRow);
      case \PDO::FETCH_NUM:
        return array_values($this->currentRow);
      case \PDO::FETCH_LAZY:
        // We do not do lazy as everything is fetched already. Fallback to
        // \PDO::FETCH_OBJ.
      case \PDO::FETCH_OBJ:
        return (object) $this->currentRow;
      case \PDO::FETCH_CLASS | \PDO::FETCH_CLASSTYPE:
        $class_name = array_unshift($this->currentRow);
        // Deliberate no break.
      case \PDO::FETCH_CLASS:
        if (!isset($class_name)) {
          $class_name = $this->fetchOptions['class'];
        }
        if (count($this->fetchOptions['constructor_args'])) {
          $reflector = new \ReflectionClass($class_name);
          $result = $reflector->newInstanceArgs($this->fetchOptions['constructor_args']);
        }
        else {
          $result = new $class_name();
        }
        foreach ($this->currentRow as $k => $v) {
          $result->$k = $v;
        }
        return $result;
      case \PDO::FETCH_INTO:
        foreach ($this->currentRow as $k => $v) {
          $this->fetchOptions['object']->$k = $v;
        }
        return $this->fetchOptions['object'];
      case \PDO::FETCH_COLUMN:
        if (isset($this->columnNames[$this->fetchOptions['column']])) {
          return $this->currentRow[$k][$this->columnNames[$this->fetchOptions['column']]];
        }
        else {
          return;
        }
    }
  }
}