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fix(db/postgres): Resolve SQL identifier casing issues

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Improves SQL query execution by ensuring proper casing for identifiers across various database types, particularly for Postgres.

Enhances security and compatibility by using an identifier escaping method, preventing potential errors due to case sensitivity in SQL queries.

Addresses potential issues with existing queries for better reliability and consistency.
This commit is contained in:
Sakura Akeno Isayeki 2025-04-29 00:47:19 +02:00
parent 69b98980f1
commit 2d839e3609
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GPG key ID: BAB781B71FD2E7E6
9 changed files with 81 additions and 47 deletions
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12
TShockAPI/DB/UserManager.cs
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@ -239,7 +239,7 @@ namespace TShockAPI.DB
{
try
{
using var reader = _database.QueryReader("SELECT * FROM Users WHERE Username=@0", username);
using var reader = _database.QueryReader($"SELECT * FROM Users WHERE {"Username".EscapeSqlId(_database)}=@0", username);
if (reader.Read())
{
return reader.Get<int>("ID");
@ -293,13 +293,13 @@ namespace TShockAPI.DB
object arg;
if (account.ID != 0)
{
query = "SELECT * FROM Users WHERE ID=@0";
query = $"SELECT * FROM Users WHERE {"ID".EscapeSqlId(_database)}=@0";
arg = account.ID;
type = "id";
}
else
{
query = "SELECT * FROM Users WHERE Username=@0";
query = $"SELECT * FROM Users WHERE {"Username".EscapeSqlId(_database)}=@0";
arg = account.Name;
type = "name";
}
@ -358,9 +358,9 @@ namespace TShockAPI.DB
try
{
List<UserAccount> accounts = new List<UserAccount>();
string search = notAtStart ? string.Format("%{0}%", username) : string.Format("{0}%", username);
using var reader = _database.QueryReader("SELECT * FROM Users WHERE Username LIKE @0",
search);
string search = $"{(notAtStart ? "%" : "")}{username}%";
using var reader = _database.QueryReader($"SELECT * FROM Users WHERE {"Username".EscapeSqlId(_database)} LIKE @0", search);
while (reader.Read())
{
accounts.Add(LoadUserAccountFromResult(new UserAccount(), reader));