Handle client prefs changes

templates/profile.html

@@ -19,8 +19,11 @@
 	<li><a href="{{ url_for('change_password') }}">Change password</a></li>
 </ul>
 
-{% if clients %}
+{% if clients.count() %}
-	<h2>Known streaming clients</h2>
+	<h2>Clients</h2>
+	<p>Here's a list of clients you used to stream music. If you want to use transcoding or downsampling with one of them (for instance using a low bitrate on
+	mobile connections to reduce used bandwidth), but the client doesn't provide options to do so, you can set default values here. They'll only be used if no
+	transcoding/downsampling is requested by the client.</p>
 	<form method="post">
 		<table>
 			<tr><th>Client</th><th>Format</th><th>Max bitrate</th><th>Forget</th></tr>

user.py

@@ -26,6 +26,26 @@ def user_profile():
 	prefs = ClientPrefs.query.filter(ClientPrefs.user_id == uuid.UUID(session.get('userid')))
 	return render_template('profile.html', user = UserManager.get(session.get('userid'))[1], api_key = config.get('lastfm', 'api_key'), clients = prefs)
 
+@app.route('/user/me', methods = [ 'POST' ])
+def update_clients():
+	clients_opts = {}
+	for client in set(map(lambda k: k.rsplit('_', 1)[0],request.form.keys())):
+		clients_opts[client] = { k.rsplit('_', 1)[1]: v for k, v in filter(lambda (k, v): k.startswith(client), request.form.iteritems()) }
+	app.logger.debug(clients_opts)
+
+	for client, opts in clients_opts.iteritems():
+		prefs = ClientPrefs.query.get((uuid.UUID(session.get('userid')), client))
+		if 'delete' in opts and opts['delete'] in [ 'on', 'true', 'checked', 'selected', '1' ]:
+			db_sess.delete(prefs)
+			continue
+
+		prefs.format  =     opts['format']   if 'format'  in opts and opts['format']  else None
+		prefs.bitrate = int(opts['bitrate']) if 'bitrate' in opts and opts['bitrate'] else None
+
+	db_sess.commit()
+	flash('Clients preferences updated.')
+	return user_profile()
+
 @app.route('/user/changemail', methods = [ 'GET', 'POST' ])
 def change_mail():
 	user = UserManager.get(session.get('userid'))[1]