public function SelectQuery::arguments

Gets a complete list of all values to insert into the prepared statement.

Return value

An associative array of placeholders and values.

Overrides QueryConditionInterface::arguments

File

drupal/includes/database/select.inc, line 1016

Class

SelectQuery

Query builder for SELECT statements.

Code

public function arguments() {
  if (!$this
    ->compiled()) {
    return NULL;
  }
  $args = $this->where
    ->arguments() + $this->having
    ->arguments();
  foreach ($this->tables as $table) {
    if ($table['arguments']) {
      $args += $table['arguments'];
    }

    // If this table is a subquery, grab its arguments recursively.
    if ($table['table'] instanceof SelectQueryInterface) {
      $args += $table['table']
        ->arguments();
    }
  }
  foreach ($this->expressions as $expression) {
    if ($expression['arguments']) {
      $args += $expression['arguments'];
    }
  }

  // If there are any dependent queries to UNION,
  // incorporate their arguments recursively.
  foreach ($this->union as $union) {
    $args += $union['query']
      ->arguments();
  }
  return $args;
}