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MDL-14589 minor database driver loading refactoring

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This commit is contained in:
skodak
2008-09-02 20:32:03 +00:00
parent 988fc25546
commit 8aff848213
5 changed files with 109 additions and 101 deletions
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lib/dml/moodle_database.php
+15 -7
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@@ -1,6 +1,7 @@
<?php //$Id$
require_once($CFG->libdir.'/dml/database_column_info.php');
require_once($CFG->libdir.'/dml/moodle_recordset.php');
/// GLOBAL CONSTANTS /////////////////////////////////////////////////////////
@@ -86,16 +87,23 @@ abstract class moodle_database {
}
/**
* Loads and returns a driver instance with the specified type and library.
* Loads and returns a database instance with the specified type and library.
* @param string $type database type of the driver (mysql, postgres7, mssql, etc)
* @param string $library database library of the driver (adodb, pdo, etc)
* @return moodle_database driver object
* @param string $library database library of the driver (adodb, pdo, native, etc)
* @return moodle_database driver object or null if error
*/
public static function get_driver($type, $library = 'adodb') {
public static function get_driver_instance($type, $library) {
global $CFG;
$classname = $type . '_' . $library . '_moodle_database';
require_once ("$CFG->libdir/dml/$classname.php");
return new $classname ();
$classname = $type.'_'.$library.'_moodle_database';
$libfile = "$CFG->libdir/dml/$classname.php";
if (!file_exists($libfile)) {
return null;
}
require_once($libfile);
return new $classname();
}
/**