From 95ebbc985a0e64a364e880de89dbc1ae7952d91e Mon Sep 17 00:00:00 2001 From: till Date: Sun, 3 Feb 2008 12:58:34 +0000 Subject: * putting latest MDB2 into SVN * adding MDB2 drivers for mssql, mysql, mysqli, pgsql, sqlite --- program/lib/MDB2/Driver/Function/sqlite.php | 125 ++++++++++++++++++++++++++++ 1 file changed, 125 insertions(+) create mode 100644 program/lib/MDB2/Driver/Function/sqlite.php (limited to 'program/lib/MDB2/Driver/Function/sqlite.php') diff --git a/program/lib/MDB2/Driver/Function/sqlite.php b/program/lib/MDB2/Driver/Function/sqlite.php new file mode 100644 index 000000000..3a4960bea --- /dev/null +++ b/program/lib/MDB2/Driver/Function/sqlite.php @@ -0,0 +1,125 @@ + | +// +----------------------------------------------------------------------+ +// +// $Id: sqlite.php,v 1.8 2006/06/13 22:55:55 lsmith Exp $ +// + +require_once 'MDB2/Driver/Function/Common.php'; + +/** + * MDB2 SQLite driver for the function modules + * + * @package MDB2 + * @category Database + * @author Lukas Smith + */ +class MDB2_Driver_Function_sqlite extends MDB2_Driver_Function_Common +{ + // {{{ constructor + + /** + * Constructor + */ + function __construct($db_index) + { + parent::__construct($db_index); + // create all sorts of UDFs + } + + // {{{ now() + + /** + * Return string to call a variable with the current timestamp inside an SQL statement + * There are three special variables for current date and time. + * + * @return string to call a variable with the current timestamp + * @access public + */ + function now($type = 'timestamp') + { + switch ($type) { + case 'time': + return 'time(\'now\')'; + case 'date': + return 'date(\'now\')'; + case 'timestamp': + default: + return 'datetime(\'now\')'; + } + } + + // }}} + // {{{ substring() + + /** + * return string to call a function to get a substring inside an SQL statement + * + * @return string to call a function to get a substring + * @access public + */ + function substring($value, $position = 1, $length = null) + { + if (!is_null($length)) { + return "substr($value,$position,$length)"; + } + return "substr($value,$position,length($value))"; + } + + // }}} + // {{{ random() + + /** + * return string to call a function to get random value inside an SQL statement + * + * @return return string to generate float between 0 and 1 + * @access public + */ + function random() + { + return '((RANDOM()+2147483648)/4294967296)'; + } + + // }}} +} +?> -- cgit v1.2.3