Add a "source:" tag that matches service names, and also "service:" as an alias.

lutris/search.py

@@ -9,6 +9,7 @@ from lutris.database.categories import (
     normalized_category_names,
 )
 from lutris.runners.runner import Runner
+from lutris.services import SERVICES
 from lutris.util.strings import parse_playtime_parts, strip_accents
 from lutris.util.tokenization import (
     TokenReader,
@@ -197,6 +198,8 @@ class GameSearch(BaseSearch):
             "favorite",
             "categorized",
             "category",
+            "source",
+            "service",  # an alias for source
             "runner",
             "platform",
             "playtime",
@@ -217,6 +220,10 @@ class GameSearch(BaseSearch):
             category = tokens.get_cleaned_token() or ""
             return self.get_category_predicate(category)
 
+        if name in ("source", "service"):
+            service_name = tokens.get_cleaned_token() or ""
+            return self.get_service_predicate(service_name)
+
         if name == "runner":
             runner_name = tokens.get_cleaned_token() or ""
             return self.get_runner_predicate(runner_name)
@@ -360,6 +367,20 @@ class GameSearch(BaseSearch):
 
         return match_categorized
 
+    def get_service_predicate(self, service_name: str) -> Callable:
+        service_name = service_name.casefold()
+
+        def match_service(db_game):
+            game_service = db_game.get("service")
+            if game_service:
+                if game_service.casefold() == service_name:
+                    return True
+
+                service = SERVICES.get(game_service)
+                return service and service_name == service.name.casefold()
+
+        return match_service
+
     def get_runner_predicate(self, runner_name: str) -> Callable:
         runner_name = runner_name.casefold()
 

share/lutris/ui/lutris-window.ui

@@ -311,6 +311,7 @@
 <b>hidden:</b><i>true</i>			Only hidden games.
 <b>favorite:</b><i>true</i>			Only favorite games.
 <b>category:</b><i>x</i>			Only games in cateogry <i>x</i>.
+<b>source:</b><i>steam</i>			Only Steam games
 <b>runner:</b><i>wine</i>			Only Wine games
 <b>platform:</b><i>windows</i>	Only Windows games
 <b>playtime:</b><i>>2 hours</i>	Only games played for more than 2 hours.