moved winix directories to winixd subdirectory

git-svn-id: svn://ttmath.org/publicrep/winix/trunk@1027 e52654a7-88a9-db11-a3e9-0013d4bc506e

winixd/core/users.cpp

@@ -0,0 +1,326 @@
+/*
+ * This file is a part of Winix
+ * and is distributed under the 2-Clause BSD licence.
+ * Author: Tomasz Sowa <t.sowa@ttmath.org>
+ */
+
+/* 
+ * Copyright (c) 2008-2014, Tomasz Sowa
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * 
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ * 
+ */
+ 
+#include <arpa/inet.h>
+#include "users.h"
+#include "sessionmanager.h"
+#include "plugin.h"
+
+
+namespace Winix
+{
+
+
+
+Users::Users()
+{
+	how_many_logged = 0; // !! CHECK ME may it should be moved to Clear() method?
+	Clear();
+}
+
+
+void Users::SetCur(Cur * pcur)
+{
+	cur = pcur;
+}
+
+
+void Users::SetSessionManager(SessionManager * sm)
+{
+	session_manager = sm;
+}
+
+
+void Users::Clear()
+{
+	table.Clear();	
+}
+
+
+
+void Users::ReadUsers(Db * db)
+{
+	Clear();	
+	db->GetUsers(table);
+}
+
+
+
+
+bool Users::AddUser(const User & user)
+{
+	Table::Iterator i = table.PushBack(user);
+	
+return (i != table.End());
+}
+
+
+bool Users::IsUser(const std::wstring & name)
+{
+	return table.Is(name);
+}
+
+
+User * Users::GetUser(long user_id)
+{
+	Table::Iterator i = table.FindId(user_id);
+	
+	if( i == table.End() )
+		return 0;
+	
+return &(*i);
+}
+
+
+User * Users::GetUser(const std::wstring & name)
+{
+	Table::Iterator i = table.FindName(name);
+	
+	if( i == table.End() )
+		return 0;
+	
+return &(*i);
+}
+
+
+
+long Users::GetUserId(const std::wstring & name)
+{
+User * puser = GetUser(name);
+
+	if( !puser )
+		return -1;	
+	
+return puser->id;
+}
+
+
+
+Users::Iterator Users::Begin()
+{
+	return table.Begin();
+}
+
+
+
+Users::Iterator Users::End()
+{
+	return table.End();
+}
+
+
+
+Users::SizeType Users::Size()
+{
+	return table.Size();
+}
+
+
+bool Users::Remove(long user_id)
+{
+	bool result = false;
+	User * puser = GetUser(user_id);
+
+	if( puser )
+	{
+		LogoutUser(user_id);
+		plugin.Call(WINIX_PREPARE_TO_REMOVE_USER, puser);
+		result = table.Remove(user_id);
+
+		if( result )
+			plugin.Call(WINIX_USER_REMOVED, user_id);
+	}
+
+return result;
+}
+
+
+// private
+bool Users::LoginUserCheckSession(bool use_ses_log)
+{
+	if( !cur->session )
+		return false;
+
+	if( cur->session->id == 0 )
+	{
+		log << log1 << "Users: I cannot login a user on a temporary session" << logend;
+
+		if( use_ses_log )
+			slog << logerror << T(L"service_unavailable") << logend;
+
+		return false;
+	}
+
+return true;
+}
+
+
+// private
+User * Users::LoginUserCheckStatus(long user_id, bool use_ses_log)
+{
+	User * puser = GetUser(user_id);
+
+	if( !puser )
+	{
+		log << log1 << "Users: user id: " << user_id << " is not in system.users table" << logend;
+
+		if( use_ses_log )
+			slog << logerror << T(L"service_unavailable") << logend;
+
+		return 0;
+	}
+
+	if( puser->status != WINIX_ACCOUNT_READY )
+	{
+		log << log1 << "Users: user id: " << user_id << " is not ready for logging in (status: "
+			<< puser->status << ")" << logend;
+
+		if( use_ses_log )
+		{
+			if( puser->status == WINIX_ACCOUNT_NOT_ACTIVATED )
+				slog << logerror << T(L"account_not_activated") << logend;
+			else
+			if( puser->status == WINIX_ACCOUNT_SUSPENDED )
+				slog << logerror << T(L"account_suspended") << logend;
+			else
+			if( puser->status == WINIX_ACCOUNT_BLOCKED )
+				slog << logerror << T(L"account_banned") << logend;
+		}
+
+		return 0;
+	}
+
+return puser;
+}
+
+
+
+bool Users::LoginUser(long user_id, bool remember_me, bool use_ses_log)
+{
+	if( !LoginUserCheckSession(use_ses_log) )
+		return false;
+
+	User * puser = LoginUserCheckStatus(user_id, use_ses_log);
+
+	if( !puser )
+		return false;
+
+	PluginRes res = plugin.Call(WINIX_PREPARE_USER_TO_LOGIN, puser);
+
+	if( res.res_false > 0 )
+	{
+		log << log3 << "Users: login prevented by a plugin" << logend;
+		return false;
+	}
+
+	if( cur->session->puser )
+		LogoutCurrentUser();
+
+	cur->session->puser       = puser;
+	cur->session->spam_score  = 0;
+	cur->session->remember_me = remember_me;
+
+	// change session id before last.UserLogin()
+	if( !cur->session->new_session )
+		session_manager->ChangeSessionId(cur->session->id);
+
+	last.UserLogin(user_id, cur->session->puser->name, cur->request->ip, cur->session->id);
+	how_many_logged += 1;
+
+	log << log2 << "Users: user " << cur->session->puser->name << " (id: " << user_id << ") logged" << logend;
+	plugin.Call(WINIX_USER_LOGGED);
+
+return true;
+}
+
+
+size_t Users::LogoutUser(long user_id)
+{
+	size_t how_many = 0;
+	User * puser = GetUser(user_id);
+
+	if( puser )
+	{
+		log << log2 << "Users: logging out user " << puser->name <<  ", id: "
+			<< puser->id << " from all sessions" << logend;
+		
+		// WINIX_PREPARE_USER_TO_LOGOUT will be sent by MarkAllSessionsToRemove()
+		how_many = session_manager->MarkAllSessionsToRemove(user_id);
+		how_many_logged -= how_many;
+
+		if( how_many )
+			log << log3 << "Users: " << how_many << " user(s) were logged out" << logend;
+	}
+
+return how_many;
+}
+
+
+
+void Users::LogoutCurrentUser()
+{
+	if( !cur->session || !cur->session->puser )
+		return;
+
+	log << log2 << "Users: user " << cur->session->puser->name <<  ", id: "
+		<< cur->session->puser->id << " logged out" << logend;
+	
+	plugin.Call(WINIX_PREPARE_USER_TO_LOGOUT, cur->session->puser);
+	last.UserLogout(cur->session->puser->id, cur->session->id);
+
+	if( how_many_logged > 0 ) // for safety
+		how_many_logged -= 1;
+	
+	cur->session->puser = 0;
+	cur->session->remember_me = false;
+}
+
+
+void Users::IncrementLoggedUsers()
+{
+	how_many_logged += 1;
+}
+
+
+long Users::HowManyLogged()
+{
+	return how_many_logged;
+}
+
+
+
+
+} // namespace Winix
+
+