1.20.x database.inc | protected DatabaseConnection::setPrefix($prefix) |
Set the list of prefixes used by this database connection.
Parameters
$prefix: The prefixes, in any of the multiple forms documented in settings.php.
File
- includes/
database/ database.inc, line 435 - Core systems for the database layer.
Class
- DatabaseConnection
- Base Database API class.
Code
protected function setPrefix($prefix) {
if (is_array($prefix)) {
$this->prefixes = $prefix + array('default' => '');
}
else {
$this->prefixes = array('default' => $prefix);
}
// Set up variables for use in prefixTables(). Replace table-specific
// prefixes first.
$this->prefixSearch = array();
$this->prefixReplace = array();
foreach ($this->prefixes as $key => $val) {
if ($key != 'default') {
$this->prefixSearch[] = '{' . $key . '}';
$this->prefixReplace[] = $val . $key;
}
}
// Then replace remaining tables with the default prefix.
$this->prefixSearch[] = '{';
$this->prefixReplace[] = $this->prefixes['default'];
$this->prefixSearch[] = '}';
$this->prefixReplace[] = '';
// Set up a map of prefixed => un-prefixed tables.
foreach ($this->prefixes as $table_name => $prefix) {
if ($table_name !== 'default') {
$this->unprefixedTablesMap[$prefix . $table_name] = $table_name;
}
}
}