More DB driver updateds

.gitignore

@@ -3,4 +3,3 @@
 settings.json
 errors.txt
 */simpletest/*
-

src/databases/db_pdo.php

@@ -111,8 +111,36 @@ abstract class DB_PDO extends PDO {
 	/**
 	 * Abstract functions to override in child classes
 	 */
+	
+	/**
+	 * Return list of tables for the current database
+	 * 
+	 * @return array
+	 */
 	abstract function get_tables();
+
+	/**
+	 * Empty the passed table
+	 * 
+	 * @param string $table
+	 * 
+	 * @return void
+	 */
 	abstract function truncate($table);
 
+	/**
+	 * Return the number of rows for the last SELECT query
+	 * 
+	 * @return int
+	 */
+	abstract function num_rows();
+
+	/**
+	 * Return the number of rows affected by the last query
+	 * 
+	 * @return int
+	 */
+	abstract function affected_rows();
+
 }
 // End of db_pdo.php

src/databases/firebird.php

@@ -86,6 +86,17 @@ class firebird {
 		//TODO implement
 	}
 
+	/**
+	 * Emulate PDO prepare
+	 * 
+	 * @return resource
+	 */
+	function prepare()
+	{
+		$this->statement = ibase_prepare($this->conn, $query);
+		return $this->statement;
+	}
+
 	/**
 	 * List tables for the current database
 	 * 
@@ -97,6 +108,26 @@ class firebird {
 		$res = $this->query($sql);
 	}
 
+	/**
+	 * Return the number of rows affected by the previous query
+	 * 
+	 * @return int
+	 */
+	function affected_rows()
+	{
+		// TODO: Implement
+	}
+
+	/**
+	 * Return the number of rows returned for a SELECT query
+	 * 
+	 * @return int
+	 */
+	function num_rows()
+	{
+		// TODO: Implement
+	}
+	 
 }
 
 class firebird_manip extends firebird {

src/databases/mysql.php

@@ -69,6 +69,26 @@ class MySQL extends DB_PDO {
 		return $res->fetchAll(PDO::FETCH_ASSOC);
 	}
 
+	/**
+	 * Return the number of rows affected by the previous query
+	 * 
+	 * @return int
+	 */
+	function affected_rows()
+	{
+		// TODO: Implement
+	}
+
+	/**
+	 * Return the number of rows returned for a SELECT query
+	 * 
+	 * @return int
+	 */
+	function num_rows()
+	{
+		// TODO: Implement
+	}
+
 }
 
 class MySQL_manip extends MySQL {

src/databases/odbc.php

@@ -48,6 +48,26 @@ class ODBC extends DB_PDO {
 		$this->query($sql);
 	}
 
+	/**
+	 * Return the number of rows affected by the previous query
+	 * 
+	 * @return int
+	 */
+	function affected_rows()
+	{
+		// TODO: Implement
+	}
+
+	/**
+	 * Return the number of rows returned for a SELECT query
+	 * 
+	 * @return int
+	 */
+	function num_rows()
+	{
+		// TODO: Implement
+	}
+
 }
 
 // End of odbc.php

src/databases/pgsql.php

@@ -93,6 +93,26 @@ class pgSQL extends DB_PDO {
 		return $views;
 	}
 
+	/**
+	 * Return the number of rows affected by the previous query
+	 * 
+	 * @return int
+	 */
+	function affected_rows()
+	{
+		// TODO: Implement
+	}
+
+	/**
+	 * Return the number of rows returned for a SELECT query
+	 * 
+	 * @return int
+	 */
+	function num_rows()
+	{
+		// TODO: Implement
+	}
+
 }
 
 /**

src/databases/sqlite.php

@@ -50,7 +50,28 @@ class SQLite extends DB_PDO {
 	 */
 	function get_tables()
 	{	
-		//TODO: implement
+		$res = $this->query("SELECT name FROM sqlite_master WHERE type='table'");
+		return $res->fetchAll(PDO::FETCH_ASSOC);
+	}
+
+	/**
+	 * Return the number of rows affected by the previous query
+	 * 
+	 * @return int
+	 */
+	function affected_rows()
+	{
+		// TODO: Implement
+	}
+
+	/**
+	 * Return the number of rows returned for a SELECT query
+	 * 
+	 * @return int
+	 */
+	function num_rows()
+	{
+		// TODO: Implement
 	}
 }