ZYM/BH-Bookstore-2023
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fix: a stupid bug in database

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This commit is contained in:
ZhuangYumin
2023-12-13 10:27:53 +00:00
parent 158de68975
commit e620762102
5 changed files with 32 additions and 8 deletions
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10
backend/src/engine.cpp
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@ -15,7 +15,9 @@ BookStoreEngineClass::BookStoreEngineClass(std::string __config_dir,
log_data_base.Open(config_dir + "log");
is_server = __is_server;
if (user_data_base.GetPrevilege("root") == -1) {
// debugPrint("Creating root user");
user_data_base.AddUser("root", "sjtu", "root", 7);
// debugPrint("Now root's previlege is", user_data_base.GetPrevilege("root"));
}
}
std::vector<std::string> BookStoreEngineClass::Execute(
@ -114,6 +116,7 @@ std::vector<std::string> BookStoreEngineClass::ExecuteSu(
login_stack.push(std::make_pair(user_id, ""));
return std::vector<std::string>();
}
// debugPrint("Examining", user_id, password);
if (user_data_base.PAM(user_id, password)) {
login_stack.push(std::make_pair(user_id, ""));
return std::vector<std::string>();
@ -163,13 +166,16 @@ std::vector<std::string> BookStoreEngineClass::ExecutePasswd(
std::vector<std::string> BookStoreEngineClass::ExecuteUserAdd(
const std::string &cmd,
std::stack<std::pair<std::string, std::string>> &login_stack) {
if (login_stack.empty() ||
user_data_base.GetPrevilege(login_stack.top().first) < 3)
int own_previlege = 0;
if (login_stack.size() > 0)
own_previlege = user_data_base.GetPrevilege(login_stack.top().first);
if (login_stack.empty() || own_previlege < 3)
return std::vector<std::string>({"Invalid"});
std::string user_id, password, user_name;
int privilege;
if (!CommandUseraddLexer(cmd, user_id, password, privilege, user_name))
return std::vector<std::string>({"Invalid"});
if (privilege > own_previlege) return std::vector<std::string>({"Invalid"});
if (user_data_base.GetPrevilege(user_id) != -1)
return std::vector<std::string>({"Invalid"});
user_data_base.AddUser(user_id, password, user_name, privilege);