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OpenSQLManager/src/databases/sqlite.php
Timothy Warren c85f791de5 Lots of updates
Added mention of Mariadb to read me, made db_pdo an abstract class,
created manip_subclasses for database drivers, created start of unit
tests.
2012-02-02 17:43:15 -05:00

102 lines
1.8 KiB
PHP

<?php
/**
* OpenSQLManager
*
* Free Database manager for Open Source Databases
*
* @author Timothy J. Warren
* @copyright Copyright (c) 2012
* @link https://github.com/aviat4ion/OpenSQLManager
* @license http://philsturgeon.co.uk/code/dbad-license
*/
// --------------------------------------------------------------------------
/**
* SQLite specific class
*
* @extends DB_PDO
*/
class SQLite extends DB_PDO {
/**
* Open SQLite Database
*
* @param string $dsn
*/
function __construct($dsn)
{
// DSN is simply `sqlite:/path/to/db`
parent::__construct("sqlite:{$dsn}");
}
/**
* Empty a table
*
* @param string $table
*/
function truncate($table)
{
// SQLite has a TRUNCATE optimization,
// but no support for the actual command.
$sql = "DELETE FROM {$table}";
$this->query($sql);
}
/**
* List databases for the current connection
*
* @return mixed
*/
function get_dbs()
{
// SQLite doesn't have a way of doing this
return FALSE;
}
}
class SQLite_manip extends SQLite {
function __construct($dsn)
{
parent::__construct($dsn);
}
/**
* Convenience function to create a new table
*
* @param string $name //Name of the table
* @param array $columns //columns as straight array and/or column => type pairs
* @param array $constraints // column => constraint pairs
* @param array $indexes // column => index pairs
* @return srtring
*/
function create_table($name, $columns, $constraints, $indexes)
{
$sql = "CREATE TABLE {$name} (";
foreach($columns as $colname => $type)
{
if(is_numeric($colname))
{
$colname = $type;
}
}
}
/**
* Create an sqlite database file
*
* @param $path
*/
function create_db($path)
{
// Create the file if it doesn't exist
if( ! file_exists($path))
{
touch($path);
}
}
}