X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/4271ab433cd55bbd2612292bcf39e4dc3d7274f1..0907aa4037b12b6b88ee24495d4577a064d4f8db:/projects/stargazer/admins_impl.cpp diff --git a/projects/stargazer/admins_impl.cpp b/projects/stargazer/admins_impl.cpp new file mode 100644 index 00000000..1e597367 --- /dev/null +++ b/projects/stargazer/admins_impl.cpp @@ -0,0 +1,223 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/* + * Date: 27.10.2002 + */ + +/* + * Author : Boris Mikhailenko + */ + +#include "admins_impl.h" + +#include "stg/common.h" + +using STG::AdminsImpl; + +//----------------------------------------------------------------------------- +AdminsImpl::AdminsImpl(Store& st) + : m_stg(Priv(0xFFFF), "@stargazer", ""), + m_noAdmin(Priv(0xFFFF), "NO-ADMIN", ""), + m_store(st), + WriteServLog(Logger::get()) +{ + read(); +} +//----------------------------------------------------------------------------- +int AdminsImpl::add(const std::string& login, const Admin& admin) +{ + if (!admin.priv().adminChg) + { + const std::string s = admin.logStr() + " Add administrator \'" + login + "\'. Access denied."; + m_strError = "Access denied."; + WriteServLog(s.c_str()); + return -1; + } + + std::lock_guard lock(m_mutex); + const auto it = find(login); + + if (it != m_data.end()) + { + m_strError = "Administrator \'" + login + "\' cannot not be added. Administrator already exists."; + WriteServLog("%s %s", admin.logStr().c_str(), m_strError.c_str()); + return -1; + } + + m_data.push_back(Admin(Priv(0), login, {})); + + if (m_store.AddAdmin(login) == 0) + { + WriteServLog("%s Administrator \'%s\' added.", + admin.logStr().c_str(), login.c_str()); + return 0; + } + + m_strError = "Administrator \'" + login + "\' was not added. Error: " + m_store.GetStrError(); + WriteServLog("%s %s", admin.logStr().c_str(), m_strError.c_str()); + + return -1; +} +//----------------------------------------------------------------------------- +int AdminsImpl::del(const std::string& login, const Admin& admin) +{ + if (!admin.priv().adminChg) + { + const std::string s = admin.logStr() + " Delete administrator \'" + login + "\'. Access denied."; + m_strError = "Access denied."; + WriteServLog(s.c_str()); + return -1; + } + + std::lock_guard lock(m_mutex); + const auto it = find(login); + + if (it == m_data.end()) + { + m_strError = "Administrator \'" + login + "\' cannot be deleted. Administrator does not exist."; + WriteServLog("%s %s", admin.logStr().c_str(), m_strError.c_str()); + return -1; + } + + m_data.erase(it); + if (m_store.DelAdmin(login) < 0) + { + m_strError = "Administrator \'" + login + "\' was not deleted. Error: " + m_store.GetStrError(); + WriteServLog("%s %s", admin.logStr().c_str(), m_strError.c_str()); + + return -1; + } + + WriteServLog("%s Administrator \'%s\' deleted.", admin.logStr().c_str(), login.c_str()); + return 0; +} +//----------------------------------------------------------------------------- +int AdminsImpl::change(const AdminConf& ac, const Admin& admin) +{ + if (!admin.priv().adminChg) + { + const std::string s = admin.logStr() + " Change administrator \'" + ac.login + "\'. Access denied."; + m_strError = "Access denied."; + WriteServLog(s.c_str()); + return -1; + } + + std::lock_guard lock(m_mutex); + const auto it = find(ac.login); + + if (it == m_data.end()) + { + m_strError = "Administrator \'" + ac.login + "\' cannot be changed " + ". Administrator does not exist."; + WriteServLog("%s %s", admin.logStr().c_str(), m_strError.c_str()); + return -1; + } + + *it = ac; + if (m_store.SaveAdmin(ac)) + { + WriteServLog("Cannot write admin %s.", ac.login.c_str()); + WriteServLog("%s", m_store.GetStrError().c_str()); + return -1; + } + + WriteServLog("%s Administrator \'%s\' changed.", + admin.logStr().c_str(), ac.login.c_str()); + + return 0; +} +//----------------------------------------------------------------------------- +void AdminsImpl::read() +{ + std::vector logins; + if (m_store.GetAdminsList(&logins) < 0) + { + WriteServLog(m_store.GetStrError().c_str()); + return; + } + + std::vector admins; + for (const auto& login : logins) + { + AdminConf ac(Priv(0), login, ""); + + if (m_store.RestoreAdmin(&ac, login)) + { + WriteServLog(m_store.GetStrError().c_str()); + return; + } + + m_data.push_back(Admin(ac)); + } + + std::lock_guard lock(m_mutex); + m_data.swap(admins); +} +//----------------------------------------------------------------------------- +bool AdminsImpl::find(const std::string& login, Admin** admin) +{ + std::lock_guard lock(m_mutex); + if (m_data.empty()) + { + printfd(__FILE__, "No admin in system!\n"); + if (admin != nullptr) + *admin = &m_noAdmin; + return false; + } + + auto it = find(login); + + if (it != m_data.end()) + { + if (admin != nullptr) + *admin = &(*it); + return false; + } + + return true; +} +//----------------------------------------------------------------------------- +bool AdminsImpl::exists(const std::string& login) const +{ + std::lock_guard lock(m_mutex); + if (m_data.empty()) + { + printfd(__FILE__, "No admin in system!\n"); + return true; + } + + return find(login) != m_data.end(); +} +//----------------------------------------------------------------------------- +bool AdminsImpl::correct(const std::string& login, const std::string& password, Admin** admin) +{ + std::lock_guard lock(m_mutex); + if (m_data.empty()) + { + printfd(__FILE__, "No admin in system!\n"); + return true; + } + + const auto it = find(login); + + if (it == m_data.end() || it->password() != password) + return false; + + if (admin != nullptr) + *admin = &(*it); + + return true; +}