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/*
* UserBackendMysql.h
*
* Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MAD_MODULES_USERBACKENDMYSQL_USERBACKENDMYSQL_H_
#define MAD_MODULES_USERBACKENDMYSQL_USERBACKENDMYSQL_H_
#include <Common/UserDBBackend.h>
#include <Common/Application.h>
#include <Core/Configurable.h>
#include <Core/ConfigManager.h>
#include <mysql/mysql.h>
#include <boost/thread/mutex.hpp>
#include <boost/variant.hpp>
namespace Mad {
namespace Modules {
namespace UserBackendMysql {
class UserBackendMysql : public Common::UserDBBackend, private Core::Configurable, private boost::noncopyable {
private:
typedef std::map<std::string, boost::variant<std::string, unsigned long> > ArgumentMap;
class Result;
Result query(const std::string &query, const ArgumentMap &args = ArgumentMap()) throw(Core::Exception);
class Result {
private:
friend Result UserBackendMysql::query(const std::string &query, const ArgumentMap &args) throw(Core::Exception);
boost::shared_ptr<MYSQL_RES> result;
unsigned int mysqlErrno;
const char *error;
Result(MYSQL *mysql) {
result = boost::shared_ptr<MYSQL_RES>(mysql_store_result(mysql), mysql_free_result);
mysqlErrno = mysql_errno(mysql);
error = mysql_error(mysql);
}
public:
operator bool() const {
return result;
}
unsigned int getErrno() const {
return mysqlErrno;
}
const char* getError() const {
return error;
}
unsigned int getFieldNumber() const {
return mysql_num_fields(result.get());
}
my_ulonglong getRowNumber() const {
return mysql_num_rows(result.get());
}
MYSQL_ROW getNextRow() {
return mysql_fetch_row(result.get());
}
};
static const std::string name;
Common::Application *application;
std::string host, username, passwd, db, unixSocket;
uint16_t port;
std::string queryListUsers, queryListGroups;
std::string queryListUserGroups, queryListGroupUsers;
std::string queryUserById, queryUserByName;
std::string queryGroupById, queryGroupByName;
std::string queryUserGroupTable;
std::string queryAddUser, queryUpdateUser, queryDeleteUser;
std::string queryAddUserToGroup, queryDeleteUserFromGroup;
MYSQL *mysql;
boost::posix_time::ptime lastUpdate;
boost::mutex mutex;
protected:
virtual bool handleConfigEntry(const Core::ConfigEntry &entry, bool handled);
virtual void configFinished();
virtual boost::shared_ptr<const std::map<unsigned long, Common::UserInfo> > getUserList(boost::posix_time::ptime *timestamp) throw(Core::Exception);
virtual boost::shared_ptr<const Common::UserInfo> getUserInfo(unsigned long uid, boost::posix_time::ptime *timestamp) throw(Core::Exception);
virtual boost::shared_ptr<const Common::UserInfo> getUserInfoByName(const std::string &name, boost::posix_time::ptime *timestamp) throw(Core::Exception);
virtual boost::shared_ptr<const std::set<unsigned long> > getUserGroupList(unsigned long uid, boost::posix_time::ptime *timestamp) throw(Core::Exception);
virtual boost::shared_ptr<const std::map<unsigned long, Common::GroupInfo> > getGroupList(boost::posix_time::ptime *timestamp) throw(Core::Exception);
virtual boost::shared_ptr<const Common::GroupInfo> getGroupInfo(unsigned long gid, boost::posix_time::ptime *timestamp) throw(Core::Exception);
virtual boost::shared_ptr<const Common::GroupInfo> getGroupInfoByName(const std::string &name, boost::posix_time::ptime *timestamp) throw(Core::Exception);
virtual boost::shared_ptr<const std::set<unsigned long> > getGroupUserList(unsigned long gid, boost::posix_time::ptime *timestamp) throw(Core::Exception);
virtual boost::shared_ptr<const std::multimap<unsigned long, unsigned long> > getFullUserGroupList(boost::posix_time::ptime *timestamp) throw(Core::Exception);
virtual void addUser(const Common::UserInfo &userInfo) throw(Core::Exception);
virtual void updateUser(unsigned long uid, const Common::UserInfo &userInfo) throw(Core::Exception);
virtual void deleteUser(unsigned long uid) throw(Core::Exception);
virtual void addUserToGroup(unsigned long uid, unsigned long gid) throw(Core::Exception);
virtual void deleteUserFromGroup(unsigned long uid, unsigned long gid) throw(Core::Exception);
public:
UserBackendMysql(Common::Application *application0) : application(application0), port(0), mysql(0), lastUpdate(boost::posix_time::microsec_clock::universal_time()) {
application->getConfigManager()->registerConfigurable(this);
}
virtual ~UserBackendMysql() {
application->getConfigManager()->unregisterConfigurable(this);
if(mysql) {
mysql_close(mysql);
mysql = 0;
}
}
virtual const std::string& getName() {
return name;
}
};
}
}
}
#endif /* MAD_MODULES_USERBACKENDMYSQL_USERBACKENDMYSQL_H_ */
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