1 files changed, 29 insertions, 0 deletions
diff --git a/Utilities/LibMatrix.HomeserverEmulator/Services/TokenService.cs b/Utilities/LibMatrix.HomeserverEmulator/Services/TokenService.cs
new file mode 100644
index 0000000..cf79aae
--- /dev/null
+++ b/Utilities/LibMatrix.HomeserverEmulator/Services/TokenService.cs
@@ -0,0 +1,29 @@
+namespace LibMatrix.HomeserverEmulator.Services;
+
+public class TokenService{
+    public string? GetAccessTokenOrNull(HttpContext ctx) {
+        //qry
+        if (ctx.Request.Query.TryGetValue("access_token", out var token)) {
+            return token;
+        }
+        //header
+        if (ctx.Request.Headers.TryGetValue("Authorization", out var auth)) {
+            var parts = auth.ToString().Split(' ');
+            if (parts is ["Bearer", _]) {
+                return parts[1];
+            }
+        }
+        return null;
+    }
+
+    public string GetAccessToken(HttpContext ctx) {
+        return GetAccessTokenOrNull(ctx) ?? throw new MatrixException() {
+            ErrorCode = MatrixException.ErrorCodes.M_UNKNOWN_TOKEN,
+            Error = "Missing token"
+        };
+    }
+
+    public string? GenerateServerName(HttpContext ctx) {
+        return ctx.Request.Host.ToString();
+    }
+}
\ No newline at end of file