<?php


class Core_DataSource {/* TODO: abstract */

	var $_conn;
	var $_errors;
	var $_database_name;
	var $_zasob_id;

	public function __construct($host, $user, $password, $database, $names = '', $params = array()) {
		$this->_conn = null;
		$this->_errors = array();
		$this->_database_name = $database;
		if (!empty($params['zasob_id'])) $this->_zasob_id = $params['zasob_id'];
	}

	public function getDatabaseName() { return $this->_database_name; }

	public function getListByQuery($sql) {// TODO: query builder, ogc?
		$list = array();
		if (!$sql) throw new Exception("Empty query!");
		$res = $this->query($sql);
		while ($r = $this->fetch($res)) {
			$list[] = $r;
		}
		return $list;
	}

	public function insert($table, $data) { throw new Exception("Unimplemented Data Source function 'insert'!"); }
	public function getById($tableName, $id) { throw new Exception("Unimplemented Data Source function 'getById'!"); }

}