addurl --file: When used with a special remote that claims urls and checks their contents, don't override the user's provided filename with filenames that the special remote suggests. Also, don't allow adding the url if the special remote says it contains multiple files.

Command/AddUrl.hs

@@ -64,25 +64,36 @@ seek us = do
 		r <- Remote.claimingUrl u
 		if Remote.uuid r == webUUID || raw
 			then void $ commandAction $ startWeb relaxed optfile pathdepth u
-			else do
-				pathmax <- liftIO $ fileNameLengthLimit "."
-				let deffile = fromMaybe (urlString2file u pathdepth pathmax) optfile
-				res <- tryNonAsync $ maybe
-					(error $ "unable to checkUrl of " ++ Remote.name r)
-					(flip id u)
-					(Remote.checkUrl r)
-				case res of
-					Left e -> void $ commandAction $ do
-						showStart "addurl" u
-						warning (show e)
-						next $ next $ return False
-					Right (UrlContents sz mf) -> do
-						void $ commandAction $
-							startRemote r relaxed (maybe deffile fromSafeFilePath mf) u sz
-					Right (UrlMulti l) ->
-						forM_ l $ \(u', sz, f) ->
-							void $ commandAction $
-								startRemote r relaxed (deffile </> fromSafeFilePath f) u' sz
+			else checkUrl r u optfile relaxed raw pathdepth
+
+checkUrl :: Remote -> URLString -> Maybe FilePath -> Bool -> Bool -> Maybe Int -> Annex ()
+checkUrl r u optfile relaxed raw pathdepth = do
+	pathmax <- liftIO $ fileNameLengthLimit "."
+	let deffile = fromMaybe (urlString2file u pathdepth pathmax) optfile
+	go deffile =<< maybe
+		(error $ "unable to checkUrl of " ++ Remote.name r)
+		(tryNonAsync . flip id u)
+		(Remote.checkUrl r)
+  where
+
+	go _ (Left e) = void $ commandAction $ do
+		showStart "addurl" u
+		warning (show e)
+		next $ next $ return False
+	go deffile (Right (UrlContents sz mf)) = do
+		let f = fromMaybe (maybe deffile fromSafeFilePath mf) optfile
+		void $ commandAction $
+			startRemote r relaxed f u sz
+	go deffile (Right (UrlMulti l))
+		| isNothing optfile =
+			forM_ l $ \(u', sz, f) ->
+				void $ commandAction $
+					startRemote r relaxed (deffile </> fromSafeFilePath f) u' sz
+		| otherwise = error $ unwords
+			[ "That url contains multiple files according to the"
+			, Remote.name r
+			, " remote; cannot add it to a single file."
+			]
 
 startRemote :: Remote -> Bool -> FilePath -> URLString -> Maybe Integer -> CommandStart
 startRemote r relaxed file uri sz = do

debian/changelog

@@ -13,6 +13,11 @@ git-annex (5.20150328) UNRELEASED; urgency=medium
   * Relax debian package dependencies to git >= 1:1.7.7.6 rather
     than needing >= 1:2.0.
   * test: Fix --list-tests
+  * addurl --file: When used with a special remote that claims
+    urls and checks their contents, don't override the user's provided
+    filename with filenames that the special remote suggests. Also,
+    don't allow adding the url if the special remote says it contains
+    multiple files.
 
  -- Joey Hess <id@joeyh.name>  Fri, 27 Mar 2015 16:04:43 -0400
 

doc/bugs/Uses_suggested_by_CHECKURL-CONTENTS_filename_instead_of_explicitly_specified_one_in_addurl_--file_.mdwn

@@ -22,3 +22,4 @@ from which I expected test2.dat get a new URL and that Filename remote spit out
 
 5.20150327+git27-g6af24b6-1
 
+> [[fixed|done]] --[[Joey]]