Added is_valid check to sources. Filebased entries are valid, iff they appear in index.

syng/server.py

@@ -32,6 +32,8 @@ import socketio
 from aiohttp import web
 from profanity_check import predict
 
+from syng.sources.source import EntryNotValid
+
 from .result import Result
 
 from . import jsonencoder
@@ -314,10 +316,10 @@ class Server:
         :rtype: Optional[str]
         """
         source_obj = state.client.sources[data["source"]]
+        try:
             entry = await source_obj.get_entry(
                 data["performer"], data["ident"], artist=data["artist"], title=data["title"]
             )
-
             if entry is None:
                 await self.sio.emit(
                     "msg",
@@ -325,6 +327,14 @@ class Server:
                     room=sid,
                 )
                 return None
+        except EntryNotValid as e:
+            await self.sio.emit(
+                "msg",
+                {"msg": f"Unable to add to the waiting room: {data['ident']}. {e}"},
+                room=sid,
+            )
+            return None
+
 
         if "uid" not in data or (
             (data["uid"] is not None and len(list(state.queue.find_by_uid(data["uid"]))) == 0)
@@ -511,13 +521,13 @@ class Server:
 
         source_obj = state.client.sources[data["source"]]
 
+        try:
             entry = await source_obj.get_entry(
                 data["performer"],
                 data["ident"],
                 artist=data.get("artist", None),
                 title=data.get("title", None),
             )
-
             if entry is None:
                 await self.sio.emit(
                     "msg",
@@ -525,6 +535,13 @@ class Server:
                     room=sid,
                 )
                 return None
+        except EntryNotValid as e:
+            await self.sio.emit(
+                "msg",
+                {"msg": f"Unable to append {data['ident']}. {e}"},
+                room=sid,
+            )
+            return None
 
         entry.uid = data["uid"] if "uid" in data else None
 
@@ -564,6 +581,7 @@ class Server:
 
         source_obj = state.client.sources[data["source"]]
 
+        try:
             entry = await source_obj.get_entry(
                 data["performer"], data["ident"], artist=data["artist"], title=data["title"]
             )
@@ -575,6 +593,13 @@ class Server:
                     room=sid,
                 )
                 return None
+        except EntryNotValid as e:
+            await self.sio.emit(
+                "msg",
+                {"msg": f"Unable to append {data['ident']}. {e}"},
+                room=sid,
+            )
+            return None
 
         entry.uid = data["uid"] if "uid" in data else None
 
@@ -605,6 +630,14 @@ class Server:
             lambda item: item.update(**data["meta"], incomplete_data=False),
         )
 
+        entry = state.queue.find_by_uuid(data["uuid"])
+        if entry is not None:
+            source = entry.source
+            source_obj = state.client.sources[source]
+            if not source_obj.is_valid(entry):
+                await self.log_to_playback(state, f"Entry {entry.ident} is not valid.", level="error")
+                await state.queue.remove(entry)
+        else:
             for entry in state.waiting_room:
                 if entry.uuid == data["uuid"] or str(entry.uuid) == data["uuid"]:
                     entry.update(**data["meta"], incomplete_data=False)

syng/sources/filebased.py

@@ -4,6 +4,8 @@ import asyncio
 import os
 from typing import TYPE_CHECKING, Any, Optional
 
+from syng.entry import Entry
+
 
 try:
     from pymediainfo import MediaInfo
@@ -39,6 +41,9 @@ class FileBasedSource(Source):
         self.extensions: list[str] = config["extensions"] if "extensions" in config else ["mp3+cdg"]
         self.extra_mpv_options = {"scale": "oversample"}
 
+    def is_valid(self, entry: Entry) -> bool:
+        return entry.ident in self._index and entry.source == self.source_name
+
     def has_correct_extension(self, path: Optional[str]) -> bool:
         """
         Check if a `path` has a correct extension.

syng/sources/source.py

@@ -29,6 +29,9 @@ from ..config import BoolOption, ConfigOption
 
 # logger: logging.Logger = logging.getLogger(__name__)
 
+class EntryNotValid(Exception):
+    """Raised when an entry is not valid for a source."""
+
 
 @dataclass
 class DLFilesEntry:
@@ -127,6 +130,19 @@ class Source(ABC):
         self.build_index = config.get("build_index", False)
         self.apply_config(config)
 
+    def is_valid(self, entry: Entry) -> bool:
+        """
+        Check if the entry is valid.
+
+        Each source can implement this method to check if the entry is valid.
+
+        :param entry: The entry to check
+        :type entry: Entry
+        :returns: True if the entry is valid, False otherwise.
+        :rtype: bool
+        """
+        return True
+
     async def get_entry(
         self,
         performer: str,
@@ -153,9 +169,8 @@ class Source(ABC):
         :returns: New entry for the identifier, or None, if the ident is
             invalid.
         :rtype: Optional[Entry]
+        :raises EntryNotValid: If the entry is not valid for the source.
         """
-        if ident not in self._index:
-            return None
 
         res: Result = Result.from_filename(ident, self.source_name)
         entry = Entry(
@@ -168,8 +183,8 @@ class Source(ABC):
             performer=performer,
             incomplete_data=True,
         )
-        if not await self.is_valid(entry):
+        if not self.is_valid(entry):
-            return None
+            raise EntryNotValid(f"Entry {entry} is not valid for source {self.source_name}")
         return entry
 
     async def search(self, query: str) -> list[Result]: