Add a fileSizeToString method using NSByteCountFormatter.

MatrixSDK/Utils/MXTools.h

@@ -193,6 +193,13 @@ FOUNDATION_EXPORT NSString *const kMXToolsRegexStringForMatrixGroupIdentifier;
  */
 + (long long)roundFileSize:(long long)filesize;
 
+/**
+ Return file size in string format using `NSByteCountFormatter`.
+
+ @param fileSize the file size in bytes.
+ */
++ (NSString*)fileSizeToString:(long)fileSize;
+
 /**
  Return file size in string format.
 

MatrixSDK/Utils/MXTools.m

@@ -636,6 +636,17 @@ + (long long)roundFileSize:(long long)filesize
     return roundedFileSize;
 }
 
++ (NSString*)fileSizeToString:(long)fileSize
+{
+    if (fileSize < 0)
+    {
+        return @"";
+    }
+
+    NSByteCountFormatter *formatter = [NSByteCountFormatter new];
+    return [formatter stringFromByteCount:fileSize];
+}
+
 + (NSString*)fileSizeToString:(long)fileSize round:(BOOL)round
 {
     if (fileSize < 0)

changelog.d/4479.change

@@ -0,0 +1 @@
+MXTools: Add fileSizeToString function that uses NSByteCountFormatter.