Added guests.

Backend/Main.py

@@ -13,7 +13,14 @@ from fastapi import Depends, FastAPI, File, HTTPException, Request, Response, Up
 from fastapi.middleware.cors import CORSMiddleware
 from fastapi.responses import FileResponse, HTMLResponse, PlainTextResponse, StreamingResponse
 
-from Auth import CreateSession, DeleteSession, GetCurrentUser, RequireAdmin, SessionCookieName
+from Auth import (
+    CreateSession,
+    DeleteSession,
+    GetCurrentUser,
+    GetCurrentUserOrGuest,
+    RequireAdmin,
+    SessionCookieName,
+)
 from BookReader import ReadBookForFile
 from Blame import LoadBlame, RenameUserInBlame, UpdateBlameOnSave
 from Core import ResolvePath
@@ -31,6 +38,7 @@ from Explorer import (
 from Groups import (
     CreateGroup,
     DeleteGroup,
+    GuestGroupName,
     ListGroups,
     RenameUserInGroups,
     SetGroupMembers,
@@ -46,6 +54,7 @@ from Locks import (
 from Portals import ResolvePortals
 from Preview import GetMimeType, ReadTextFile, StreamBinaryFile, TextFileTypes
 from Settings import (
+    DefaultSettings,
     DeleteTheme,
     ListThemeNames,
     LoadSettings,
@@ -196,7 +205,7 @@ async def PostProfileAvatarEndpoint(
 
 
 @Application.get("/api/profile/avatar")
-def GetProfileAvatarEndpoint(Username: str, CurrentUser: dict = Depends(GetCurrentUser)):
+def GetProfileAvatarEndpoint(Username: str, CurrentUser: dict = Depends(GetCurrentUserOrGuest)):
     AvatarPath = GetAvatarPath(Username)
 
     if AvatarPath is None:
@@ -347,18 +356,20 @@ def GetLocksEndpoint(CurrentUser: dict = Depends(RequireAdmin)) -> list[dict]:
 
 
 @Application.get("/api/roots")
-def GetRootsEndpoint(CurrentUser: dict = Depends(GetCurrentUser)) -> list[dict]:
+def GetRootsEndpoint(CurrentUser: dict = Depends(GetCurrentUserOrGuest)) -> list[dict]:
     return ListRoots()
 
 
 @Application.get("/api/tree")
 def GetTreeEndpoint(
-    Root: str, Path: str = "", CurrentUser: dict = Depends(GetCurrentUser)
+    Root: str, Path: str = "", CurrentUser: dict = Depends(GetCurrentUserOrGuest)
 ) -> list[dict]:
     RequirePathAccessible(Root, Path, CurrentUser)
 
     try:
-        UserSettings = LoadSettings(CurrentUser["Username"])
+        UserSettings = (
+            DefaultSettings if CurrentUser["Username"] is None else LoadSettings(CurrentUser["Username"])
+        )
         ShowHidden = UserSettings.get("ShowHiddenFolders", False)
         ShowSvFiles = UserSettings.get("ShowSvFiles", False)
         Entries = ListDirectory(Root, Path, ShowHidden, ShowSvFiles)
@@ -471,7 +482,7 @@ def DeleteTreeEndpoint(Root: str, Path: str, CurrentUser: dict = Depends(GetCurr
 
 @Application.get("/api/file")
 def GetFileEndpoint(
-    Root: str, Path: str, request: Request, CurrentUser: dict = Depends(GetCurrentUser)
+    Root: str, Path: str, request: Request, CurrentUser: dict = Depends(GetCurrentUserOrGuest)
 ):
     RequirePathAccessible(Root, Path, CurrentUser)
 
@@ -493,7 +504,7 @@ def GetFileEndpoint(
 
 @Application.get("/api/file/resolved")
 def GetResolvedFileEndpoint(
-    Root: str, Path: str, CurrentUser: dict = Depends(GetCurrentUser)
+    Root: str, Path: str, CurrentUser: dict = Depends(GetCurrentUserOrGuest)
 ) -> dict:
     RequirePathAccessible(Root, Path, CurrentUser)
 
@@ -548,7 +559,7 @@ async def PutFileEndpoint(
 
 
 @Application.get("/api/blame")
-def GetBlameEndpoint(Root: str, Path: str, CurrentUser: dict = Depends(GetCurrentUser)) -> dict:
+def GetBlameEndpoint(Root: str, Path: str, CurrentUser: dict = Depends(GetCurrentUserOrGuest)) -> dict:
     RequirePathAccessible(Root, Path, CurrentUser)
 
     try:
@@ -588,7 +599,7 @@ def GetBlameEndpoint(Root: str, Path: str, CurrentUser: dict = Depends(GetCurren
 
 @Application.get("/api/raw/{RootName}/{FilePath:path}")
 def GetRawFileEndpoint(
-    RootName: str, FilePath: str, CurrentUser: dict = Depends(GetCurrentUser)
+    RootName: str, FilePath: str, CurrentUser: dict = Depends(GetCurrentUserOrGuest)
 ):
     RequirePathAccessible(RootName, FilePath, CurrentUser)
 
@@ -611,7 +622,7 @@ def GetRawFileEndpoint(
 
 
 @Application.get("/api/book")
-def GetBookEndpoint(Root: str, Path: str, CurrentUser: dict = Depends(GetCurrentUser)) -> dict:
+def GetBookEndpoint(Root: str, Path: str, CurrentUser: dict = Depends(GetCurrentUserOrGuest)) -> dict:
     RequirePathAccessible(Root, Path, CurrentUser)
 
     try:
@@ -624,7 +635,10 @@ def GetBookEndpoint(Root: str, Path: str, CurrentUser: dict = Depends(GetCurrent
 
 
 @Application.get("/api/settings")
-def GetSettingsEndpoint(CurrentUser: dict = Depends(GetCurrentUser)) -> dict:
+def GetSettingsEndpoint(CurrentUser: dict = Depends(GetCurrentUserOrGuest)) -> dict:
+    if CurrentUser["Username"] is None:
+        return dict(DefaultSettings)
+
     return LoadSettings(CurrentUser["Username"])
 
 
@@ -639,7 +653,7 @@ def GetThemesEndpoint(CurrentUser: dict = Depends(GetCurrentUser)) -> list[str]:
 
 
 @Application.get("/api/theme")
-def GetThemeEndpoint(Name: str, CurrentUser: dict = Depends(GetCurrentUser)) -> dict:
+def GetThemeEndpoint(Name: str, CurrentUser: dict = Depends(GetCurrentUserOrGuest)) -> dict:
     try:
         return LoadTheme(Name)
     except FileNotFoundError as Error:
@@ -678,7 +692,7 @@ def DeleteThemeEndpoint(Name: str, CurrentUser: dict = Depends(GetCurrentUser))
 
 @Application.get("/public/media/{RootName}/{FilePath:path}")
 def GetPublicMediaEndpoint(RootName: str, FilePath: str, request: Request):
-    if not IsPathAccessible(RootName, FilePath, "", []):
+    if not IsPathAccessible(RootName, FilePath, "", [GuestGroupName]):
         raise HTTPException(status_code=404, detail="Not found.")
 
     try: