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protected function DatabaseSchema::getPrefixInfo in Drupal 7

Get information about the table name and schema from the prefix.

Parameters

Name of table to look prefix up for. Defaults to 'default' because thats: default key for prefix.

$add_prefix: Boolean that indicates whether the given table name should be prefixed.

Return value

A keyed array with information about the schema, table name and prefix.

13 calls to DatabaseSchema::getPrefixInfo()
DatabaseSchema::buildTableNameCondition in includes/database/schema.inc
Build a condition to match a table name against a standard information_schema.
DatabaseSchema::prefixNonTable in includes/database/schema.inc
Create names for indexes, primary keys and constraints.
DatabaseSchema_pgsql::getComment in includes/database/pgsql/schema.inc
Retrieve a table or column comment.
DatabaseSchema_pgsql::queryFieldInformation in includes/database/pgsql/schema.inc
Fetch the list of CHECK constraints used on a field.
DatabaseSchema_pgsql::renameTable in includes/database/pgsql/schema.inc
Rename a table.

... See full list

1 method overrides DatabaseSchema::getPrefixInfo()
DatabaseSchema_mysql::getPrefixInfo in includes/database/mysql/schema.inc
Get information about the table and database name from the prefix.

File

includes/database/schema.inc, line 238

Class

DatabaseSchema
Base class for database schema definitions.

Code

protected function getPrefixInfo($table = 'default', $add_prefix = TRUE) {
  $info = array(
    'schema' => $this->defaultSchema,
    'prefix' => $this->connection
      ->tablePrefix($table),
  );
  if ($add_prefix) {
    $table = $info['prefix'] . $table;
  }

  // If the prefix contains a period in it, then that means the prefix also
  // contains a schema reference in which case we will change the schema key
  // to the value before the period in the prefix. Everything after the dot
  // will be prefixed onto the front of the table.
  if (($pos = strpos($table, '.')) !== FALSE) {

    // Grab everything before the period.
    $info['schema'] = substr($table, 0, $pos);

    // Grab everything after the dot.
    $info['table'] = substr($table, ++$pos);
  }
  else {
    $info['table'] = $table;
  }
  return $info;
}