handle uppercase file extension names

3 files changed, 3 insertions, 3 deletions

diff --git a/bin/cmd.js b/bin/cmd.js
index b05830b..4c9b343 100755
--- a/bin/cmd.js
+++ b/bin/cmd.js
@@ -429,7 +429,7 @@ function runDownload (torrentId) {
 }
 
 function runSeed (input) {
-  if (path.extname(input) === '.torrent' || /^magnet:/.test(input)) {
+  if (path.extname(input).toLowerCase() === '.torrent' || /^magnet:/.test(input)) {
     // `webtorrent seed` is meant for creating a new torrent based on a file or folder
     // of content, not a torrent id (.torrent or a magnet uri). If this command is used
     // incorrectly, let's just do the right thing.
diff --git a/lib/file-stream.js b/lib/file-stream.js
index 5f00191..937d5d6 100644
--- a/lib/file-stream.js
+++ b/lib/file-stream.js
@@ -35,7 +35,7 @@ function FileStream (file, opts) {
   self.startPiece = offset / pieceLength | 0
   self.endPiece = (opts.end + file.offset) / pieceLength | 0
 
-  self._extname = path.extname(file.name)
+  self._extname = path.extname(file.name).toLowerCase()
   self._storage = file.storage
   self._piece = self.startPiece
   self._missing = self.length
diff --git a/lib/storage.js b/lib/storage.js
index dab04a0..805c498 100644
--- a/lib/storage.js
+++ b/lib/storage.js
@@ -283,7 +283,7 @@ File.prototype.getBlobURL = function (cb) {
 
   self.getBuffer(function (err, buffer) {
     if (err) return cb(err)
-    var type = mime[path.extname(self.name)]
+    var type = mime[path.extname(self.name).toLowerCase()]
     var blob = type
       ? new window.Blob([ buffer ], { type: type })
       : new window.Blob([ buffer ])