VLCCloudStorageController: Add createPotentialPath helper

Sources/VLCCloudStorageController.h

@@ -42,5 +42,6 @@ typedef NS_ENUM (NSInteger, VLCCloudSortingCriteria) {
 - (void)logout;
 - (void)requestDirectoryListingAtPath:(NSString *)path;
 - (BOOL)supportSorting;
+- (NSString *)createPotentialPathFrom:(NSString *)path;
 
 @end

Sources/VLCCloudStorageController.m

@@ -29,4 +29,26 @@
     return NO;  //Return NO by default. If a subclass implemented sorting, override this method to return YES
 }
 
+- (NSString *)createPotentialPathFrom:(NSString *)path
+{
+    NSFileManager *fileManager = [NSFileManager defaultManager];
+
+    NSString *fileName = [path lastPathComponent];
+    NSString *finalFilePath = [path stringByDeletingLastPathComponent];
+
+    if ([fileManager fileExistsAtPath:path]) {
+        NSString *potentialFilename;
+        NSString *fileExtension = [fileName pathExtension];
+        NSString *rawFileName = [fileName stringByDeletingPathExtension];
+        for (NSUInteger x = 1; x < 100; x++) {
+            potentialFilename = [NSString stringWithFormat:@"%@_%lu.%@", rawFileName, (unsigned long)x, fileExtension];
+            if (![fileManager fileExistsAtPath:[finalFilePath stringByAppendingPathComponent:potentialFilename]]) {
+                break;
+            }
+        }
+        return [finalFilePath stringByAppendingPathComponent:potentialFilename];
+    }
+    return path;
+}
+
 @end

Sources/VLCDropboxController.m

@@ -113,28 +113,6 @@
         || [filename isSupportedSubtitleFormat];
 }
 
-- (NSString *)_createPotentialNameFrom:(NSString *)path
-{
-    NSFileManager *fileManager = [NSFileManager defaultManager];
-
-    NSString *fileName = [path lastPathComponent];
-    NSString *finalFilePath = [path stringByDeletingLastPathComponent];
-
-    if ([fileManager fileExistsAtPath:path]) {
-        NSString *potentialFilename;
-        NSString *fileExtension = [fileName pathExtension];
-        NSString *rawFileName = [fileName stringByDeletingPathExtension];
-        for (NSUInteger x = 1; x < 100; x++) {
-            potentialFilename = [NSString stringWithFormat:@"%@_%lu.%@", rawFileName, (unsigned long)x, fileExtension];
-            if (![fileManager fileExistsAtPath:[finalFilePath stringByAppendingPathComponent:potentialFilename]]) {
-                break;
-            }
-        }
-        return [finalFilePath stringByAppendingPathComponent:potentialFilename];
-    }
-    return path;
-}
-
 - (BOOL)canPlayAll
 {
     return NO;
@@ -243,7 +221,7 @@
     // Need to replace all ' ' by '_' because it causes a `NSInvalidArgumentException ... destination path is nil` in the dropbox library.
     destination = [destination stringByReplacingOccurrencesOfString:@" " withString:@"_"];
 
-    destination = [self _createPotentialNameFrom:destination];
+    destination = [self createPotentialPathFrom:destination];
     destination = [destination
                    stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet
                                                                        URLPathAllowedCharacterSet]];