Implemented stream.view

api/__init__.py

@@ -16,12 +16,8 @@ def set_formatter():
 	"""Return a function to create the response."""
 	(f, callback) = map(request.args.get, ['f', 'callback'])
 	if f == 'jsonp':
-		if not callback:
-			# TODO
-			# MiniSub has a bug, trying to retrieve jsonp without
-			# callback in case of getCoverArt.view
-			# it's not a problem because the getCoverArt should
-			# return a byte stream
+		# Some clients (MiniSub, Perisonic) set f to jsonp without callback for streamed data
+		if not callback and request.endpoint not in [ 'stream_media' ]:
 			return ResponseHelper.responsize_json({
 				'error': {
 					'code': 0,
@@ -66,8 +62,10 @@ def set_content_type(response):
 	if not request.path.startswith('/rest/'):
 		return response
 
+	if response.mimetype.startswith('text'):
 		f = request.args.get('f')
 		response.headers['content-type'] = 'application/json' if f in [ 'jsonp', 'json' ] else 'text/xml'
+
 	return response
 
 @app.errorhandler(404)

api/media.py

@@ -0,0 +1,61 @@
+# coding: utf-8
+
+from flask import request, send_file
+from web import app
+from db import Track
+import os.path, uuid
+
+@app.route('/rest/stream.view')
+def stream_media():
+	id, maxBitRate, format, timeOffset, size, estimateContentLength = map(request.args.get, [ 'id', 'maxBitRate', 'format', 'timeOffset', 'size', 'estimateContentLength' ])
+	if not id:
+		return request.formatter({
+			'error': {
+				'code': 10,
+				'message': 'Missing media id'
+			}
+		}, error = True)
+
+	try:
+		tid = uuid.UUID(id)
+	except:
+		return request.formatter({
+			'error': {
+				'code': 0,
+				'Message': 'Invalid media id'
+			}
+		}, error = True)
+
+	track = Track.query.get(tid)
+	if not track:
+		return request.formatter({
+			'error': {
+				'code': 70,
+				'message': 'Media not found'
+			}
+		}, error = True), 404
+
+	if maxBitRate:
+		try:
+			maxBitRate = int(maxBitRate)
+		except:
+			return request.formatter({
+				'error': {
+					'code': 0,
+					'message': 'Invalid bitrate value'
+				}
+			}, error = True)
+
+		if track.bitrate > maxBitRate:
+			# TODO transcode
+			pass
+
+	if format != 'mp3':
+		# TODO transcode
+		pass
+
+	if estimateContentLength == 'true':
+		return send_file(track.path), 200, { 'Content-Length': os.path.getsize(track.path) }
+
+	return send_file(track.path)
+

web.py

@@ -183,4 +183,5 @@ import api.system
 import api.browse
 import api.user
 import api.albums_songs
+import api.media