Add _build_shoutcast_description to construct shoutcast bin

mopidy/outputs/gstreamer.py

@@ -68,6 +68,29 @@ class GStreamerOutput(ThreadingActor, BaseOutput):
         output.sync_state_with_parent()
         gst.element_link_many(self.gst_tee, output)
 
+    def _build_shoutcast_description(self):
+        if settings.SHOUTCAST_OVERRIDE:
+            return settings.SHOUTCAST_OVERRIDE
+
+        if not settings.SHOUTCAST_SERVER:
+            return None
+
+        description = ['%s ! shout2send' % settings.SHOUTCAST_ENCODER]
+        options = {
+            u'ip': settings.SHOUTCAST_SERVER,
+            u'mount': settings.SHOUTCAST_MOUNT,
+            u'port': settings.SHOUTCAST_PORT,
+            u'username': settings.SHOUTCAST_USER,
+            u'password': settings.SHOUTCAST_PASSWORD,
+        }
+
+        for key, value in sorted(options.items()):
+            if value:
+                description.append('%s="%s"' % (key, value))
+
+        return u' '.join(description)
+
+
     def _process_new_pad(self, source, pad, target_pad):
         pad.link(target_pad)
 

mopidy/settings.py

@@ -174,6 +174,51 @@ MPD_SERVER_PASSWORD = None
 #: Default: 6600
 MPD_SERVER_PORT = 6600
 
+#: Servar that runs Shoutcast server to send stream to.
+#:
+#: Default: :class:`None`, disables shoutcast if set to :class:`None`
+SHOUTCAST_SERVER = None
+
+#: User to authenticate as against Shoutcast server.
+#:
+#: Default: 'source'
+SHOUTCAST_USER = u'source'
+
+#: Password to authenticate with against Shoutcast server.
+#:
+#: Default: 'hackme'
+SHOUTCAST_PASSWORD = u'hackme'
+
+#: Port to use for streaming to Shoutcast server.
+#:
+#: Default: 8000
+SHOUTCAST_PORT = 8000
+
+#: Mountpoint to use for the stream on the Shoutcast server.
+#:
+#: Default: /stream
+SHOUTCAST_MOUNT = u'/stream'
+
+#: Encoder to use to process audio data before streaming.
+#:
+#: Default: vorbisenc ! oggmux
+SHOUTCAST_ENCODER = u'vorbisenc ! oggmux'
+
+#: Overrides to allow advanced setup of shoutcast. Using this settings implies
+#: that all other SHOUTCAST_* settings will be ignored.
+#:
+#: Examples:
+#:
+#: ``vorbisenc ! oggmux ! shout2send mount=/stream port=8000``
+#:     Encode with vorbis and use ogg mux.
+#: ``lame bitrate=320 ! shout2send mount=/stream port=8000``
+#:     Encode with lame to bitrate=320.
+#:
+#: For all options see gst-inspect-0.10 lame, vorbisenc and shout2send.
+#:
+#: Default: :class:`None`
+SHOUTCAST_OVERRIDE = None
+
 #: Path to the Spotify cache.
 #:
 #: Used by :mod:`mopidy.backends.spotify`.

tests/outputs/gstreamer_test.py

@@ -60,3 +60,59 @@ class GStreamerOutputTest(unittest.TestCase):
     @SkipTest
     def test_set_position(self):
         pass # TODO
+
+    def test_build_shoutcast_description_without_server(self):
+        self.assertEqual(None, self.output._build_shoutcast_description())
+
+    def test_build_shoutcast_description_with_server(self):
+        settings.SHOUTCAST_SERVER = '127.0.0.1'
+
+        expected = u'%s ! ' % settings.SHOUTCAST_ENCODER + \
+            u'shout2send ip="127.0.0.1" mount="/stream" ' \
+            u'password="hackme" port="8000" username="source"'
+        result = self.output._build_shoutcast_description()
+        self.assertEqual(expected, result)
+
+    def test_build_shoutcast_description_with_mount(self):
+        settings.SHOUTCAST_SERVER = '127.0.0.1'
+        settings.SHOUTCAST_MOUNT = '/stream.mp3'
+
+        expected = u'%s ! ' % settings.SHOUTCAST_ENCODER + \
+            u'shout2send ip="127.0.0.1" mount="/stream.mp3" ' \
+            u'password="hackme" port="8000" username="source"'
+        result = self.output._build_shoutcast_description()
+        self.assertEqual(expected, result)
+
+    def test_build_shoutcast_description_with_user_and_passwod(self):
+        settings.SHOUTCAST_SERVER = '127.0.0.1'
+        settings.SHOUTCAST_USER = 'john'
+        settings.SHOUTCAST_PASSWORD = 'doe'
+
+        expected = u'%s ! ' % settings.SHOUTCAST_ENCODER + \
+            u'shout2send ip="127.0.0.1" mount="/stream" ' \
+            u'password="doe" port="8000" username="john"'
+        result = self.output._build_shoutcast_description()
+        self.assertEqual(expected, result)
+
+    def test_build_shoutcast_description_unset_user_and_pass(self):
+        settings.SHOUTCAST_SERVER = '127.0.0.1'
+        settings.SHOUTCAST_USER = None
+        settings.SHOUTCAST_PASSWORD = None
+
+        expected = u'%s ! shout2send ' % settings.SHOUTCAST_ENCODER + \
+            u'ip="127.0.0.1" mount="/stream" port="8000"'
+        result = self.output._build_shoutcast_description()
+        self.assertEqual(expected, result)
+
+    def test_build_shoutcast_description_with_override(self):
+        settings.SHOUTCAST_OVERRIDE = 'foobar'
+
+        result = self.output._build_shoutcast_description()
+        self.assertEqual('foobar', result)
+
+    def test_build_shoutcast_description_with_override_and_server(self):
+        settings.SHOUTCAST_OVERRIDE = 'foobar'
+        settings.SHOUTCAST_SERVER = '127.0.0.1'
+
+        result = self.output._build_shoutcast_description()
+        self.assertEqual('foobar', result)