renamed to mopidy-switcher

Moped.pyproj

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{34cbb86d-9088-41d8-b0b9-68a131d30188}</ProjectGuid>
+    <ProjectHome />
+    <StartupFile>moped.py</StartupFile>
+    <SearchPath />
+    <WorkingDirectory>.</WorkingDirectory>
+    <OutputPath>.</OutputPath>
+    <ProjectTypeGuids>{888888a0-9f3d-457c-b088-3a5042f75d52}</ProjectTypeGuids>
+    <LaunchProvider>Standard Python launcher</LaunchProvider>
+    <InterpreterId>{2af0f10d-7135-4994-9156-5d01c9c11b7e}</InterpreterId>
+    <InterpreterVersion>2.7</InterpreterVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)' == 'Debug'" />
+  <PropertyGroup Condition="'$(Configuration)' == 'Release'" />
+  <PropertyGroup>
+    <VisualStudioVersion Condition=" '$(VisualStudioVersion)' == '' ">10.0</VisualStudioVersion>
+    <PtvsTargetsFile>$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)\Python Tools\Microsoft.PythonTools.targets</PtvsTargetsFile>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="moped.py" />
+    <Compile Include="SwitchMopidy.py" />
+    <Compile Include="UserLed.py" />
+  </ItemGroup>
+  <ItemGroup>
+    <InterpreterReference Include="{2af0f10d-7135-4994-9156-5d01c9c11b7e}\2.7" />
+  </ItemGroup>
+  <Import Project="$(PtvsTargetsFile)" Condition="Exists($(PtvsTargetsFile))" />
+  <Import Project="$(MSBuildToolsPath)\Microsoft.Common.targets" Condition="!Exists($(PtvsTargetsFile))" />
+</Project>

Moped.sln

@@ -0,0 +1,20 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 14
+VisualStudioVersion = 14.0.24720.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{888888A0-9F3D-457C-B088-3A5042F75D52}") = "Moped", "Moped.pyproj", "{34CBB86D-9088-41D8-B0B9-68A131D30188}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{34CBB86D-9088-41D8-B0B9-68A131D30188}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{34CBB86D-9088-41D8-B0B9-68A131D30188}.Release|Any CPU.ActiveCfg = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal

UserLed.py

@@ -0,0 +1,40 @@
+#!/usr/bin/python
+
+import ConfigParser
+import RPi.GPIO as GPIO
+
+yellowLed = 15
+redLed = 17
+greenLed = 18
+
+mopidyConf = '/etc/mopidy/mopidy.conf'
+
+def setLeds(yellow, red, green):
+    GPIO.output(yellowLed, yellow)
+    GPIO.output(redLed, red)
+    GPIO.output(greenLed, green)
+
+def getConfiguredLedColor():
+	config = ConfigParser.ConfigParser()
+	config.read(mopidyConf)
+
+	return config.get('moped-switcher', 'led')
+
+def setConfiguredLedColor():
+	ledColor = getConfiguredLedColor()
+
+	if ledColor == 'yellow':
+		setLeds(1, 0, 0)
+	elif ledColor == 'red':
+		setLeds(0, 1, 0)
+	elif ledColor == 'green':
+		setLeds(0, 0, 1)
+
+GPIO.setmode(GPIO.BCM)
+GPIO.setup(yellowLed, GPIO.OUT)
+GPIO.setup(redLed, GPIO.OUT)
+GPIO.setup(greenLed, GPIO.OUT)
+
+setConfiguredLedColor()
+
+GPIO.cleanup()

moped.py

@@ -0,0 +1,45 @@
+#!/usr/bin/python
+
+from time import sleep
+
+import RPi.GPIO as GPIO
+
+yellowLed = 15
+redLed = 17
+greenLed = 18
+
+buttonPin = 27
+
+sleepTimes = [0.75, 0.5, 0.25, 0.125, 0.0625]
+sleepTimeIndex = 0
+
+def buttonHandler(channel):
+    global sleepTimeIndex
+    print 'button pushed'
+    sleepTimeIndex = (sleepTimeIndex + 1) % len(sleepTimes)
+
+def setLeds(yellow, red, green):
+    GPIO.output(yellowLed, yellow)
+    GPIO.output(redLed, red)
+    GPIO.output(greenLed, green)
+    
+try:
+    GPIO.setmode(GPIO.BCM)
+    GPIO.setup(yellowLed, GPIO.OUT)
+    GPIO.setup(redLed, GPIO.OUT)
+    GPIO.setup(greenLed, GPIO.OUT)
+
+    GPIO.setup(buttonPin, GPIO.IN, pull_up_down=GPIO.PUD_UP)
+    
+    GPIO.add_event_detect(buttonPin, GPIO.FALLING, callback=buttonHandler, bouncetime=1000)    
+
+    while True:
+        setLeds(1, 0, 0)
+        sleep(sleepTimes[sleepTimeIndex])
+        setLeds(0, 1, 0)
+        sleep(sleepTimes[sleepTimeIndex])
+        setLeds(0, 0, 1)
+        sleep(sleepTimes[sleepTimeIndex])
+finally:
+    setLeds(0, 0, 0)
+    GPIO.cleanup()

mopidy-switcher.py

@@ -0,0 +1,102 @@
+#!/usr/bin/python
+
+import glob
+import os
+import subprocess
+import ConfigParser
+
+import RPi.GPIO as GPIO
+
+yellowLed = 15
+redLed = 17
+greenLed = 18
+
+buttonPin = 27
+dummyPin = 1
+
+mopidyConf = '/etc/mopidy/mopidy.conf'
+userDir = '/etc/mopidy/conf.user/'
+
+def setLeds(yellow, red, green):
+    GPIO.output(yellowLed, yellow)
+    GPIO.output(redLed, red)
+    GPIO.output(greenLed, green)
+
+def getConfiguredLedColor():
+	config = ConfigParser.ConfigParser()
+	config.read(mopidyConf)
+
+	return config.get('moped-switcher', 'led')
+
+def setConfiguredLedColor():
+	ledColor = getConfiguredLedColor()
+
+	if ledColor == 'yellow':
+		setLeds(1, 0, 0)
+	elif ledColor == 'red':
+		setLeds(0, 1, 0)
+	elif ledColor == 'green':
+		setLeds(0, 0, 1)
+
+def stopMopidy():
+    command = ['service', 'mopidy', 'stop']
+    subprocess.call(command, shell=False)
+
+def startMopidy():
+    command = ['service', 'mopidy', 'start']
+    subprocess.call(command, shell=False)
+
+def getConfigs():
+    return sorted(glob.glob(os.path.join(userDir, '*.conf')))
+
+def getCurrentConfig():
+    if os.path.islink(mopidyConf):
+        return os.path.realpath(mopidyConf)
+    else:
+        return None
+
+def getNextConfig():
+    currentConfig = getCurrentConfig()
+    availableConfigs = getConfigs()    
+    currentIndex = availableConfigs.index(currentConfig)
+    nextIndex = (currentIndex + 1) % len(availableConfigs)
+    return availableConfigs[nextIndex]
+
+def setConfig(newConfig):
+    if os.path.islink(mopidyConf) and os.path.isfile(newConfig):
+        os.unlink(mopidyConf)
+        os.symlink(newConfig, mopidyConf)
+
+def switchConfig():
+    setConfig(getNextConfig())
+    
+def buttonHandler(channel):
+	print 'Switching to ' + getNextConfig()
+	try:
+		setLeds(0, 0, 0)
+		stopMopidy()
+		switchConfig()
+		startMopidy()
+		setConfiguredLedColor()
+	except OSError as e:
+		print 'Error: ' + e.strerror
+
+if __name__ == '__main__':
+	GPIO.setmode(GPIO.BCM)
+
+	GPIO.setup(yellowLed, GPIO.OUT)
+	GPIO.setup(redLed, GPIO.OUT)
+	GPIO.setup(greenLed, GPIO.OUT)
+
+	GPIO.setup(buttonPin, GPIO.IN, pull_up_down=GPIO.PUD_UP)
+	GPIO.setup(dummyPin, GPIO.IN, pull_up_down=GPIO.PUD_UP)
+
+	GPIO.add_event_detect(buttonPin, GPIO.FALLING, callback=buttonHandler, bouncetime=1000)
+
+        setConfiguredLedColor()
+
+	try:
+		while True:
+			GPIO.wait_for_edge(dummyPin, GPIO.RISING)
+	finally:
+		GPIO.cleanup()