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newtron-radio.py
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newtron-radio.py
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#!/usr/bin/python3
# code is based on https://forum-raspberrypi.de/forum/thread/19020-newtron-radio-aufloesungsunabhaengiges-tron-radio/?postID=395720#post395720
# pylint: disable=no-member,c-extension-no-member
# coding=utf-8
# v3.2 rev.01
from random import randint
import json
from operator import itemgetter
from select import select
from urllib import request, error
import datetime
import sys
import os
import pwd
import re
import shutil
import socket
import subprocess
from pwd import getpwnam
import getpass
from mpd import MPDClient, CommandError, ConnectionError
import pygame
import svg
##### Pfade und Environment ################################
# Umgebungsvariablen für den Konsolenmodus
if not os.getenv('SDL_FBDEV'):
os.environ["SDL_FBDEV"] = "/dev/fb1"
if not os.getenv('SDL_MOUSEDEV'):
os.environ["SDL_MOUSEDEV"] = "/dev/input/touchscreen"
if not os.getenv('SDL_MOUSEDRV'):
os.environ["SDL_MOUSEDRV"] = "TSLIB"
if not os.getenv("TSLIB_FBDEVICE"):
os.environ["TSLIB_FBDEVICE"] = os.getenv('SDL_FBDEV')
if not os.getenv("TSLIB_TSDEVICE"):
os.environ["TSLIB_TSDEVICE"] = os.getenv('SDL_MOUSEDEV')
# Pfad zur Konfigurationsdatei
HOME = pwd.getpwuid(os.getuid()).pw_dir
CONFIGFILE = os.path.join(HOME, ".newtron-radio.conf")
config = {}
# Pfad zum Programmverzeichnis
SCRIPTPATH = os.path.dirname(__file__)
##### Bildschirm ###########################################
# Bildschirmgrösse (fbcon)
# nur setzen, wenn die Automatik nicht geht!
# WIDTH=320
# HEIGHT=240
# Bildschimgrösse (für X-Display)
SHOWCURSOR = True
config['fullscreen'] = False
# X-Aufloesung, wenn FULLSCREEN = False
X_WIDTH = 320
X_HEIGHT = 240
###### W-LAN Device ########################################
# Welches device soll für die Empfangsstärkenanzeige
# verwendet werden.
WLAN_DEVICE = 'wlan0'
###### Playlistenmanagement ################################
# Vollständiger Pfad zur mpd.conf
MPD_CONFIG = '~/.mpdconf'
DEFAULTPLAYLIST = 'Radio BOB!' # eine Playlist aus dem 'playlist_directory'
SORT_PLAYLISTS = True
# Name der Datei in die die aktuelle Playliste
# gespeichert werden soll (MPC.save())
SAVE_FILENAME = 'saved_playlist'
##### Diverse weitere Konfiguration ########################
# max. Framerate
FPS = 5
# Audioausgabevariablen
# Der hier gesetzte Wert von oldvol wird nur verwendet,
# wenn beim Start die Lautstärkeinfo vom mpd nicht geholt
# werden kann
OLDVOL = 80
# Einstellung fürs Eventhandling
MINUTES = 0
###### Skin Konfiguration ##################################
# Dicts, die die Konfiguration enthalten
skincfg = {}
colors = {}
fontsize = {}
fonts = {}
# Farben für die Datei-/Playlistenanzeigen
colors['pls'] = (0, 224, 224) # Farbe für Playlisten im music-dir
colors['dir'] = (224, 144, 64) # Farbe für Verzeichnisse
colors['mp3'] = (0, 224, 0) # Farbe für Dateien
colors['rad'] = (0, 150, 200) # Farbe für playlisten im playlists-dir
colors['err'] = (255, 0, 0) # Farbe für Playlistauswahlfehler
colors['ple'] = (192, 192, 192) # Farbe für Inhalt der Playliste
###### Touchbutton + Skin Dateien ##########################
MSG_FRAME = "Status"
BTN_LIST = ["Stop", "Pause", "Up", "Mute", "Prev", "Next", "Down", "Next_Page", "Cloud", "Color",
"Exit", "Quit", "Poweroff", "Reboot", "Refresh", "Play", "Unmute", "Empty", "Plug",
"Enter", "Updir", "Prev_Page", "Trash", "Save", "Shuffle", "Config", "Plus", "Minus"]
WLAN_LIST = ["wlan000", "wlan025", "wlan050", "wlan075", "wlan100"]
CHK_LIST = ["Checkbox", "Checkbox_Sel", "Checkbox_down", "Checkbox_up"]
SELECTION_FRAME = "Selection"
SELECT_PL = "Playlist_msg"
# Buffer für die Hintergründe der Oberfläche
bg_buf = {}
# -------- Funktions- und Klassendefinitionen --------
def pi_power_off():
run_command('sudo poweroff', shell=True)
def pi_restart():
run_command('sudo reboot', shell=True)
def mpd_restart():
print('restart mpd service')
subprocess.call("systemctl --user restart mpd", shell=True)
def run_command(cmd, shell):
print('The executed is {}.'.format(cmd))
exit(0)
# subprocess.call(cmd, shell)
def disp_init(): # (halbautomatische) Erkennung des Displays
disp_found = False
x_disp = os.getenv('DISPLAY')
if x_disp:
print('using X-Display ' + os.getenv('DISPLAY'))
try:
os.putenv('SDL_VIDEODRIVER', 'x11')
pygame.display.init()
pygame.display.set_caption('NewTRON-Radio v3.x', 'NewTRON-Radio')
if SHOWCURSOR:
pygame.mouse.set_visible(True)
else:
pygame.mouse.set_cursor((8, 8), (4, 4),
(0, 0, 0, 0, 0, 0, 0, 0), (0, 0, 0, 0, 0, 0, 0, 0))
if config['fullscreen']:
info = pygame.display.Info()
width = info.current_w
height = info.current_h
else:
width = X_WIDTH
height = X_HEIGHT
disp_found = True
except pygame.error as err:
print(err)
print('Problem with X11-Driver!')
pygame.display.quit()
elif os.getenv('SDL_VIDEODRIVER'):
print('using ' + os.getenv('SDL_VIDEODRIVER') + ' from SDL_VIDEODRIVER env var.')
try:
pygame.display.init()
pygame.mouse.set_visible(False)
disp_found = True
except pygame.error as err:
print(err)
print('Driver ' + os.getenv('SDL_VIDEODRIVER') + ' from SDL_VIDEODRIVER env var failed!')
print('Is your SDL_VIDEODRIVER entry correct?')
print('Also check:')
print('SDL_FBDEV = ' + os.getenv('SDL_FBDEV'))
print('SDL_MOUSEDEV = ' + os.getenv('SDL_MOUSEDEV'))
print('SDL_MOUSEDRV = ' + os.getenv('SDL_MOUSEDRV'))
print('Are theese correct? Set them in Line 26ff.')
pygame.display.quit()
else:
print('trying fbcon')
os.putenv('SDL_VIDEODRIVER', 'fbcon')
try:
pygame.display.init()
pygame.mouse.set_visible(False)
print('using ' + pygame.display.get_driver())
disp_found = True
except pygame.error as err:
print(err)
print('Driver fbcon failed!')
print('Is libts/libts-bin installed?')
print('Also check:')
print('SDL_FBDEV = ' + os.getenv('SDL_FBDEV'))
print('SDL_MOUSEDEV = ' + os.getenv('SDL_MOUSEDEV'))
print('SDL_MOUSEDRV = ' + os.getenv('SDL_MOUSEDRV'))
print('Are theese correct? Set them in Line 26ff.')
pygame.display.quit()
if disp_found:
try:
width or height # check if WIDTH or HEIGHT are defined
except UnboundLocalError:
width = pygame.display.Info().current_w
height = pygame.display.Info().current_h
else:
raise Exception('No suitable video driver found!')
return width, height
def reboot():
LCD.fill(colors['bg'])
reboot_label = fonts['big'].render("Reboot...", 1, (colors['font']))
LCD.blit(reboot_label, reboot_label.get_rect(center=(WIDTH // 2, HEIGHT // 2)))
pygame.display.flip()
pygame.time.wait(5000)
pygame.quit()
pi_restart();
def poweroff():
LCD.fill(colors['bg'])
poweroff_label = fonts['big'].render("Shutdown...", 1, (colors['font']))
LCD.blit(poweroff_label, poweroff_label.get_rect(center=(WIDTH // 2, HEIGHT // 2)))
pygame.display.flip()
pygame.time.wait(5000)
pygame.quit()
pi_power_off()
def waiting(msg_text1='please wait...', msg_text2=None):
LCD.fill(colors['bg'])
text_label = fonts['big'].render(msg_text1, 1, (colors['font']))
if msg_text2 is None:
LCD.blit(text_label, text_label.get_rect(center=(WIDTH // 2, HEIGHT // 2)))
else:
LCD.blit(text_label,
text_label.get_rect(center=(WIDTH // 2, HEIGHT // 2 - text_label.get_height() // 2)))
text_label = fonts['big'].render(msg_text2, 1, (colors['font']))
LCD.blit(text_label,
text_label.get_rect(center=(WIDTH // 2, HEIGHT // 2 + text_label.get_height() // 2)))
pygame.display.flip()
def draw_text(win, text, font, color, align='topleft', pos=(0, 0)):
label = font.render(text, 1, color)
label_pos = label.get_rect()
if align == 'centerx':
label_pos.centerx = win.get_rect().centerx
if align == 'topright':
label_pos.topright = win.get_rect().topright
if skincfg['dropshadow']:
label_shadow = font.render(text, 1, colors['shadow'])
win.blit(label_shadow, (label_pos[0] + pos[0] + 1, label_pos[1] + pos[1] + 1))
win.blit(label, (label_pos[0] + pos[0], label_pos[1] + pos[1]))
def mpd_connect(client):
user_name = getpass.getuser()
user_id = getpwnam(user_name).pw_uid
mpdsocket = "/var/run/user/" + str(user_id) + "/mpd/socket"
try:
client.connect(mpdsocket)
print("connected using unix socket...")
except ConnectionError as err:
if 'Already connected' in str(err):
print('trying to reconnect...')
# Das folgende disconnect() schlägt fehl (broken pipe)
# obwohl von python_mpd2 'Already connected' gemeldet wurde
# Aber erst ein auf das disconnect() folgender connect()
# ist erfolgreich...
try:
client.disconnect()
pygame.time.wait(1500)
client.connect(mpdsocket)
print("connected using unix socket...")
except socket.error as err:
print('Zeile 246:', str(err))
mpd_connect(client)
except socket.error as err:
print('Zeile 249:', str(err))
# socket.error: [Errno 111] Connection refused
# socket.error: [Errno 2] No such file or directory
try:
# Nötig, um einen 'service mpd restart' zu überstehen
pygame.time.wait(1500)
client.connect("localhost", 6600)
print("connected using localhost:6600")
except:
exctype, value = sys.exc_info()[:2]
print(str(exctype) + ': ' + str(value))
print("restarting mpd...")
mpd_restart()
pygame.time.wait(1500)
mpd_connect(client)
def getbool(value):
tval = ['1', 'yes', 'true', 'on']
fval = ['0', 'no', 'false', 'off']
if str(value).lower() in tval:
return True
if str(value).lower() in fval:
return False
raise ValueError('getbool(): wrong value:' + str(value))
def getcolortuple(value):
rgb = tuple(map(int, value.strip('() ').split(',')))
if len(rgb) != 3:
raise ValueError('getcolortuple(): wrong length:' + str(len(rgb)) + ' value:' + str(rgb))
for item in rgb:
if not 0 <= item <= 255:
raise ValueError('getcolortuple(): wrong colorvalue:' + str(item))
return rgb
def save_config():
with open(CONFIGFILE, 'w') as cfg:
cfg.write('owm_key=' + config.setdefault("owm_key", "") + '\n')
cfg.write('owm_zip=' + config.setdefault("owm_zip", "") + '\n')
cfg.write('owm_id=' + config.setdefault("owm_id", "") + '\n')
cfg.write('owm_city=' + config.setdefault("owm_city", "") + '\n')
cfg.write('owm_coord=' + config.setdefault("owm_coord", "") + '\n')
cfg.write('skin=' + config.setdefault("skin", "Tron") + '\n')
cfg.write('screensaver_mode=' + config.setdefault("screensaver_mode", "clock") + '\n')
cfg.write('screensaver_timer=' + str(config.setdefault("screensaver_timer", 10)) + '\n')
cfg.write('x_button=' + str(config.setdefault("x_button", True)) + '\n')
cfg.write('plus_button=' + str(config.setdefault("plus_button", True)) + '\n')
cfg.write('fullscreen=' + str(config.setdefault("fullscreen", False)) + '\n')
def read_config():
if os.path.isfile(CONFIGFILE):
with open(CONFIGFILE) as cfg:
for line in cfg:
if len(line.split('=')) > 1:
key = line.strip().split('=')[0].lower().rstrip()
value = line.strip().split('=')[1].split('#')[0].strip()
if value:
value = value.strip("\'\"")
if key == 'screensaver_mode':
config['screensaver_mode'] = value.lower()
elif key == 'screensaver_timer':
config['screensaver_timer'] = int(value)
elif key == 'x_button':
config['x_button'] = getbool(value)
elif key == 'plus_button':
config['plus_button'] = getbool(value)
elif key == 'fullscreen':
config['fullscreen'] = getbool(value)
else:
for item in ['skin', 'owm_key', 'owm_zip', 'owm_id', 'owm_city', 'owm_coord']:
if key == item:
config[item] = value
else:
print('No ConfigFile found, using defaults')
save_config()
def show_config():
draw_text(MSG_WIN, 'NewTron-Radio Settings', fonts['std'], colors['status'], align='centerx')
if config['x_button']:
CHK_WIN[0].blit(btn["Checkbox_Sel"], (0, 0))
else:
CHK_WIN[0].blit(btn["Checkbox"], (0, 0))
draw_text(CHK_WIN[0], ' X-Button', fonts['std'], colors['font'],
pos=(btn["Checkbox"].get_width(), 0))
if config['plus_button']:
CHK_WIN[1].blit(btn["Checkbox_Sel"], (0, 0))
else:
CHK_WIN[1].blit(btn["Checkbox"], (0, 0))
draw_text(CHK_WIN[1], ' Plus-Button', fonts['std'], colors['font'],
pos=(btn["Checkbox"].get_width(), 0))
if config['fullscreen']:
CHK_WIN[2].blit(btn["Checkbox_Sel"], (0, 0))
else:
CHK_WIN[2].blit(btn["Checkbox"], (0, 0))
draw_text(MSG_WIN, ' Fullscreen (Save & Restart required)', fonts['std'], colors['font'],
pos=(btn["Checkbox"].get_width(), CHK_WIN[2].get_offset()[1]))
draw_text(LCD, 'Skin-Name: ' + config['skin'], fonts['std'], colors['font'], align='centerx',
pos=(0, CHK_WIN[4].get_abs_offset()[1]))
draw_text(STATUS_WIN, 'Screensaver: ' + config['screensaver_mode'] + \
' (' + str(config['screensaver_timer']) + 'min)', fonts['std'],
colors['status'], align='centerx')
def set_config(idx=None):
if idx == 0:
config['x_button'] = config['x_button'] ^ True
if idx == 1:
config['plus_button'] = config['plus_button'] ^ True
if idx in (2, 3):
config['fullscreen'] = config['fullscreen'] ^ True
if idx in (4, 5):
switch_skin()
if idx == 9:
ss_mode = ['clock', 'weather', 'black', 'off']
ss_idx = ss_mode.index(config['screensaver_mode']) + 1
if ss_idx >= len(ss_mode):
ss_idx = 0
config['screensaver_mode'] = (ss_mode[ss_idx])
return True
def read_skin_config(skin_path):
# Default-Farben
colors['font'] = (0, 150, 200)
colors['bg'] = (0, 0, 0)
colors['weather_bg'] = (0, 0, 48)
colors['weather_font'] = (0, 150, 200)
colors['skin'] = (0, 150, 200)
colors['status'] = (0, 150, 200)
colors['clock_font'] = (0, 150, 200)
colors['shadow'] = (32, 32, 32)
# Default-Fontgrössen, wenn kein Font angegeben wurde
fontsize['std'] = HEIGHT // 11
fontsize['big'] = HEIGHT // 8
fontsize['title'] = HEIGHT // 6
fontsize['clock'] = HEIGHT // 3
# Sonstige Skin-Konfiguration
skincfg['background'] = None
skincfg['weather_bg'] = None
skincfg['text_on_top'] = True
skincfg['dropshadow'] = False
skin_font = None
skin_config = os.path.join(skin_path, "skin.cfg")
if os.path.isfile(skin_config):
# Setze Default-Fontgrössen, wenn ein Font angegeben wurde
with open(skin_config) as s_cfg:
for line in s_cfg:
if len(line.split('=')) > 1:
key = line.strip().split('=')[0].lower().rstrip()
value = line.strip().split('=')[1].split('#')[0].strip()
if value:
if key == 'skin_font':
if os.path.isfile(value.strip("\'\"")):
skin_font = value.strip("\'\"")
fontsize['std'] = HEIGHT // 17
fontsize['big'] = HEIGHT // 12
fontsize['title'] = HEIGHT // 9
fontsize['clock'] = HEIGHT // 3
elif key == 'font_color':
colors['font'] = getcolortuple(value.upper())
elif key == 'background_color':
colors['bg'] = getcolortuple(value.upper())
elif key == 'weather_background_color':
colors['weather_bg'] = getcolortuple(value.upper())
elif key == 'weather_font_color':
colors['weather_font'] = getcolortuple(value.upper())
elif key == 'skin_color':
colors['skin'] = getcolortuple(value.upper())
elif key == 'status_color':
colors['status'] = getcolortuple(value.upper())
elif key == 'clock_font_color':
colors['clock_font'] = getcolortuple(value.upper())
elif key == 'shadow_color':
colors['shadow'] = getcolortuple(value.upper())
elif key == 'background':
if os.path.isfile(os.path.join(skin_path, value.strip("\'\""))):
skincfg['background'] = os.path.join(skin_path, value.strip("\'\""))
elif key == 'weather_background':
if os.path.isfile(os.path.join(skin_path, value.strip("\'\""))):
skincfg['weather_bg'] = os.path.join(skin_path, value.strip("\'\""))
elif key == 'text_on_top':
skincfg['text_on_top'] = getbool(value)
elif key == 'dropshadow':
skincfg['dropshadow'] = getbool(value)
else:
print("No skin.cfg found. trying defaults...")
# Default Fonts
fonts['std'] = pygame.font.Font(skin_font, fontsize['std'])
fonts['big'] = pygame.font.Font(skin_font, fontsize['big'])
fonts['title'] = pygame.font.Font(skin_font, fontsize['title'])
fonts['clock'] = pygame.font.Font(skin_font, fontsize['clock'])
class OpenWeatherMap:
""" Klasse für Openweathermap """
def __init__(self):
self.stadt = 'n/a'
self.temperatur = '-'
self.luftdruck = '-'
self.luftfeuchte = '-'
self.wetterlage = 'na'
self.heute_min = '-'
self.heute_max = '-'
self.morgen_min = '-'
self.morgen_max = '-'
self.vorschau = 'na'
self.owm_key = None
self.owm_loc = None
def get_config(self):
""" hole OpenWeatherMap Ortsdaten und Key """
# Falls existent, hole die Daten aus dem config-dict
if 'owm_key' in config:
self.owm_key = config['owm_key']
if 'owm_zip' in config:
self.owm_loc = 'zip=' + config['owm_zip']
elif 'owm_id' in config:
self.owm_loc = 'id=' + config['owm_id']
elif 'owm_city' in config:
self.owm_loc = 'q=' + config['owm.city']
elif 'owm_coord' in config:
self.owm_loc = config['owm_coord']
# Falls OWM_ Umgebungsvariablen existieren, nehme diese
if os.getenv('OWM_KEY'):
self.owm_key = os.getenv('OWM_KEY')
if os.getenv('OWM_ZIP'):
self.owm_loc = 'zip=' + os.getenv('OWM_ZIP')
elif os.getenv('OWM_ID'):
self.owm_loc = 'id=' + os.getenv('OWM_ID')
elif os.getenv('OWM_CITY'):
self.owm_loc = 'q=' + os.getenv('OWM_CITY')
elif os.getenv('OWM_COORD'):
self.owm_loc = os.getenv('OWM_COORD')
def get_data(self):
""" Hole Wetterdaten """
if not self.owm_key:
waiting('Please get an API-Key from', 'openweathermap.org/appid')
pygame.time.wait(5000)
pygame.event.get() # werfe aufgelaufene Events weg
if not self.owm_loc:
waiting('Please set a location', 'for openweathermap')
pygame.time.wait(5000)
pygame.event.get() # werfe aufgelaufene Events weg
openweather_base = 'http://api.openweathermap.org/data/2.5/'
try:
weather = request.urlopen(openweather_base + 'weather?' + \
self.owm_loc + '&units=metric&lang=de&mode=json&APPID=' + self.owm_key)
weather_data = json.loads(weather.read().decode('utf-8'))
self.stadt = weather_data['name']
# -273.15 if units!=metric
self.temperatur = str(int(round(weather_data['main']['temp'], 0)))
self.luftdruck = str(int(weather_data['main']['pressure']))
self.luftfeuchte = str(int(weather_data['main']['humidity']))
self.wetterlage = weather_data['weather'][0]['icon']
except (error.URLError, TypeError, UnboundLocalError):
print(datetime.datetime.now().strftime('%H:%M') + ': No Weather Data.')
try: # Älterer owm_key
pygame.time.wait(150) # Warte 150ms um HttpError 429 zu vermeiden
daily = request.urlopen(openweather_base + 'forecast/daily?' + \
self.owm_loc + '&units=metric&lang=de&mode=json&APPID=' + self.owm_key)
daily_data = json.loads(daily.read().decode('utf-8'))
self.heute_min = str(round(daily_data['list'][0]['temp']['min'], 1))
self.heute_max = str(round(daily_data['list'][0]['temp']['max'], 1))
self.morgen_min = str(round(daily_data['list'][1]['temp']['min'], 1))
self.morgen_max = str(round(daily_data['list'][1]['temp']['max'], 1))
self.vorschau = daily_data['list'][1]['weather'][0]['icon']
print("Alter OWM_KEY")
except (error.URLError, TypeError, UnboundLocalError):
try: # Neuerer owm_key
pygame.time.wait(150) # Warte 150ms um HttpError 429 zu vermeiden
forecast5 = request.urlopen(openweather_base + 'forecast?' +
self.owm_loc + '&units=metric&lang=de&mode=json&APPID=' + self.owm_key)
forecast5_data = json.loads(forecast5.read().decode('utf-8'))
# 5-Tagesvorhersage in dreistunden Abschnitten
# Wir brauchen "nur" den Rest von heute und den ganzen Tag morgen
# Minimum und maximum self.temperatur werden zwischen 6 und 24Uhr ermittelt.
# dt_txt -> 2018-12-17 21:00:00
# dt_txt[11:13] = '21'
zeit = int(forecast5_data['list'][0]['dt_txt'][11:13])
for idx in range(8, 0, -1):
if 3 * idx + zeit == 24:
heute_24uhr = idx
heute_start = max((heute_24uhr - 6), 0)
break
t_list = []
# Vorhandene Temp.-Daten bis Mitternacht
for idx in range(heute_start, heute_24uhr + 1):
t_list.append(forecast5_data['list'][idx]['main']['temp'])
t_list.append(weather_data['main']['temp']) # aktuelle Temp. mit einbeziehen
self.heute_max = str(round(max(t_list), 1))
self.heute_min = str(round(min(t_list), 1))
t_list = []
# Alle Temp.-Daten von morgen ab 6 Uhr
for idx in range(heute_24uhr + 2, heute_24uhr + 9):
t_list.append(forecast5_data['list'][idx]['main']['temp'])
self.morgen_max = str(round(max(t_list), 1))
self.morgen_min = str(round(min(t_list), 1))
# Icon von morgen 12 Uhr
self.vorschau = forecast5_data['list'][heute_24uhr + 4]['weather'][0]['icon']
except (error.URLError, TypeError, UnboundLocalError):
print(datetime.datetime.now().strftime('%H:%M') + ': No Forecast Data.')
def show(self):
""" Anzeige des Wetters """
self.get_data()
SS_WEATHER_WIN.fill(colors['weather_bg'])
if bg_buf['weather_bg']:
SS_WEATHER_WIN.blit(bg_buf['weather_bg'], (0, 0), area=SS_WEATHER_RECT)
fc_height = fonts['big'].get_height() // 4
draw_text(LCD, 'Wetter für ' + self.stadt,
fonts['big'], colors['weather_font'], align='centerx', pos=(0, fc_height))
fc_height = fonts['big'].get_height() * 5 // 4
draw_text(LCD,
'Jetzt: ' + self.temperatur + '°C' + ' / ' + \
self.luftdruck + 'mb' + ' / ' + self.luftfeuchte + '%rel.',
fonts['big'], colors['weather_font'], align='centerx', pos=(0, fc_height))
fc_height = fc_height + fonts['big'].get_height()
draw_text(LCD, 'Heute', fonts['std'], colors['weather_font'],
align='centerx', pos=(-SS_WEATHER_WIN.get_width() // 4, fc_height))
draw_text(LCD, 'Morgen', fonts['std'], colors['weather_font'],
align='centerx', pos=(SS_WEATHER_WIN.get_width() // 4, fc_height))
icon = os.path.join(WEATHERPATH, self.wetterlage + '.png')
if not os.path.exists(icon):
icon = os.path.join(WEATHERPATH, 'na.png')
icon2 = os.path.join(WEATHERPATH, self.vorschau + '.png')
if not os.path.exists(icon2):
icon2 = os.path.join(WEATHERPATH, 'na.png')
icon = pygame.image.load(icon).convert_alpha()
icon2 = pygame.image.load(icon2).convert_alpha()
icon = pygame.transform.smoothscale(icon, (SS_WEATHER_WIN.get_height() * 8 // 16,
SS_WEATHER_WIN.get_height() * 8 // 16))
icon2 = pygame.transform.smoothscale(icon2, (SS_WEATHER_WIN.get_height() * 8 // 16,
SS_WEATHER_WIN.get_height() * 8 // 16))
fc_height = fc_height + fonts['std'].get_height()
LCD.blit(icon, (SS_WEATHER_WIN.get_width() // 4 - icon.get_width() // 2, fc_height))
LCD.blit(icon2, (SS_WEATHER_WIN.get_width() * 3 // 4 - icon.get_width() // 2, fc_height))
fc_height = fc_height + icon.get_height()
heute_text = self.heute_min + '/' + self.heute_max + '°C'
draw_text(LCD, heute_text, fonts['std'], colors['weather_font'],
align='centerx', pos=(-SS_WEATHER_WIN.get_width() // 4, fc_height))
morgen_text = self.morgen_min + '/' + self.morgen_max + '°C'
draw_text(LCD, morgen_text, fonts['std'], colors['weather_font'],
align='centerx', pos=(SS_WEATHER_WIN.get_width() // 4, fc_height))
pygame.display.update(SS_WEATHER_RECT)
class Playlists:
def __init__(self):
self.lists = []
self.index = 0
self.old_index = [0]
# default playlistdir/musicdir - DO NOT CHANGE!
self.pl_dir = '/var/lib/mpd/playlists'
self.pl_src = os.path.join(SCRIPTPATH, 'playlists')
self.music_dir = '/var/lib/mpd/music'
self.dir = '/'
self.in_playlist = True
self.replace_list = True
def copy_playlists(self):
""" Versuche die Beispiel-Radio-Playlisten ins
mpd Playlisten Verzeichnis zu kopieren """
print("copying some playlists to " + self.pl_dir)
try:
if os.path.isdir(self.pl_dir) and os.path.isdir(self.pl_src):
for pl_file in os.listdir(self.pl_src):
if pl_file.endswith(".m3u"):
shutil.copy2(os.path.join(self.pl_src, pl_file), self.pl_dir)
else:
print("missing " + self.pl_dir + " or " + self.pl_src)
if os.path.isdir(self.pl_dir):
MPC.update(os.path.basename(self.pl_dir))
except:
exctype, value = sys.exc_info()[:2]
print(str(exctype) + ': ' + str(value))
print("failed to copy playlists!")
def initialize(self):
""" Versuche das mpd Playlisten Verzeichnis aus mpd.conf herauszulesen """
try:
with open(MPD_CONFIG) as m_cfg:
for line in m_cfg:
if line.strip():
if line.strip().split()[0].lower() == 'playlist_directory':
self.pl_dir = line.strip().split()[1].strip("\'\"")
if line.strip().split()[0].lower() == 'music_directory':
self.music_dir = line.strip().split()[1].strip("\'\"")
except FileNotFoundError:
print("mpd config file " + MPD_CONFIG + " not found, using default directories")
print(self.pl_dir + " and " + self.music_dir)
# scriptuserid = os.getuid()
# if not scriptuserid: # Script läuft nicht als 'root'
# # Scriptuser sollte im Normalfall der User 'pi' sein
# scriptuser = pwd.getpwuid(scriptuserid).pw_name
# if not scriptuser in grp.getgrnam('audio').gr_mem:
# # Der Scriptuser sollte Mitglied der Gruppe 'audio' sein
# subprocess.call("sudo usermod -a -G audio " + scriptuser, shell=True)
#
# if os.path.isdir(self.pl_dir):
# # Mache das mpd Playlisten Verzeichnis für
# # die Gruppe 'audio' beschreibbar
# if grp.getgrgid(os.stat(self.pl_dir).st_gid).gr_name != 'audio':
# subprocess.call("sudo chgrp audio "+self.pl_dir, shell=True)
# if os.stat(self.pl_dir).st_mode != 17917: # oktal: 42755 = drwxrwsr-x
# subprocess.call("sudo chmod 2755 "+self.pl_dir, shell=True)
#
# if os.path.isdir(self.music_dir):
# # Mache das mpd music Verzeichnis für
# # die Gruppe 'audio' beschreibbar
# if grp.getgrgid(os.stat(self.music_dir).st_gid).gr_name != 'audio':
# subprocess.call("sudo chgrp audio "+self.music_dir, shell=True)
# if os.stat(self.music_dir).st_mode != 17917: # oktal: 42755 = drwxrwsr-x
# subprocess.call("sudo chmod 2775 "+self.music_dir, shell=True)
if MPC.listplaylists() == []:
self.copy_playlists()
# Ist vielleicht eine Playlist im mpd 'state'-file
if int(MPC.status()['playlistlength']) > 0:
if MPC.status()['state'] != 'play':
MPC.play()
else:
try:
MPC.load(DEFAULTPLAYLIST)
MPC.play()
except CommandError as err:
if 'No such playlist' in str(err):
print("Playlist '" + DEFAULTPLAYLIST + "' not found")
print("Starting with empty list.")
self.in_playlist = False
if self.read_pl():
self.index = int(MPC.currentsong().get('pos', '0'))
def read_dir(self, mdir='/'):
self.in_playlist = False
try:
files = MPC.lsinfo(mdir)
except CommandError as err:
print("Playlists.read_dir()", err)
mdir = '/'
files = MPC.lsinfo(mdir)
self.dir = mdir
self.lists = self.get(files)
return True
def read_pl(self):
files = MPC.playlistinfo()
if not files:
self.lists = [['e', self.dir + '/empty playlist ...', colors['err']]]
self.old_index = [0]
self.index = 0
return False
self.lists = self.get(files)
self.in_playlist = True
return True
def del_pl_entry(self):
if self.lists[self.index][0] == "f":
MPC.delete(self.index)
MPC.play()
self.read_pl()
self.index = int(MPC.currentsong().get('pos', '0'))
def get(self, filelist):
self.lists = []
for m_file in filelist:
if 'directory' in m_file:
if m_file['directory'][-4:].lower() != '.zip': # alles außer .zip-Dateien
self.lists.append(['d', m_file['directory'], colors['dir']])
if 'playlist' in m_file:
if m_file['playlist'][-4:].lower() == '.m3u':
self.lists.append(['p', m_file['playlist'], colors['pls']])
elif m_file['playlist'][-4:].lower() == '.pls':
self.lists.append(['p', m_file['playlist'], colors['pls']])
else:
self.lists.append(['p', m_file['playlist'], colors['rad']])
if 'file' in m_file:
if self.in_playlist:
try:
self.lists.append(['f', m_file['name'], colors['ple']])
except KeyError:
self.lists.append(['f', m_file['file'], colors['ple']])
else:
self.lists.append(['f', m_file['file'], colors['mp3']])
if not self.lists:
self.lists = [['e', self.dir + '/no playlists or files found ...', colors['err']]]
if SORT_PLAYLISTS:
if not self.in_playlist:
self.lists.sort(key=itemgetter(0, 1)) # sort ABCabcÄä
# sort AÄaäBbCc (locale benötigt):
# sort AaBbCcÄä (ohne locale):
# self.lists.sort(key=itemgetter(1))
# self.lists.sort(key=lambda x: locale.strxfrm(str.lower(x[1])))
# self.lists.sort(key=itemgetter(0))
return self.lists
def clear(self):
MPC.clear()
self.in_playlist = False
self.old_index.append(self.index)
self.index = 0
def load_list(self):
try:
if self.lists[self.index][0] == 'p':
self.clear()
MPC.load(self.lists[self.old_index.pop()][1])
self.replace_list = True
MPC.play()
elif self.lists[self.index][0] == 'f':
if self.in_playlist:
MPC.play(self.index)
else:
if self.replace_list:
self.replace_list = False
self.clear()
MPC.add(self.lists[self.old_index.pop()][1])
else:
MPC.add(self.lists[self.index][1])
MPC.play()
elif self.lists[self.index][0] == 'd':
self.read_dir(self.lists[self.index][1])
return False
elif self.lists[self.index][0] == 'e': # Keine Playlisten oder Dateien gefunden
if not self.in_playlist:
return False
except CommandError as err:
print("Senderfehler...", err)
except IndexError as err:
print('Playlists.load_list() ', err)
return False
return True
def show(self):
old_len = len(self.lists)
if self.in_playlist:
self.read_pl()
else:
self.read_dir(self.dir)
if len(self.lists) != old_len:
self.index = int(MPC.currentsong().get('pos', '0'))
if not self.lists:
draw_text(LIST_WIN[0], 'no playlists found...', fonts['big'], colors['font'])
return True
if len(self.lists) > 3:
draw_text(LIST_WIN[2], self.lists[self.index - 2][1].split('/')[-1],
fonts['std'], self.lists[self.index - 2][2])
if len(self.lists) > 1:
draw_text(LIST_WIN[1], self.lists[self.index - 1][1].split('/')[-1],
fonts['std'], self.lists[self.index - 1][2])
draw_text(LIST_WIN[0], re.sub(".pls|.m3u", "", self.lists[self.index][1].split('/')[-1]),
fonts['big'], self.lists[self.index][2])
if len(self.lists) > 2:
draw_text(LIST_WIN[3], self.lists[(self.index + 1) % len(self.lists)][1].split('/')[-1],
fonts['std'], self.lists[(self.index + 1) % len(self.lists)][2])
if len(self.lists) > 4:
draw_text(LIST_WIN[4], self.lists[(self.index + 2) % len(self.lists)][1].split('/')[-1],
fonts['std'], self.lists[(self.index + 2) % len(self.lists)][2])
return True
def up(self):
self.index -= 1
if self.index < 0:
self.index = len(self.lists) - 1
def down(self):
self.index += 1
if self.index >= len(self.lists):
self.index %= len(self.lists)
def updir(self):
if self.in_playlist:
self.in_playlist = False
self.read_dir(self.dir)
else:
up_dir = os.path.dirname(self.dir)
self.read_dir(up_dir)
self.index = 0
if self.old_index:
self.index = self.old_index.pop()
def enter(self):
if self.load_list():
if not self.in_playlist:
self.old_index.append(self.index)
self.index = int(MPC.currentsong()['pos'])
self.in_playlist = True
self.read_pl()
else:
self.in_playlist = False
self.read_dir(self.dir)
self.old_index.append(self.index)
self.index = 0
def status_update():
""" Anzeige von Zeit, Tracknr. und Lautstärke (statusbar)"""
info = MPC.currentsong()
status = MPC.status()
try:
songtime = int(info['time'])
if songtime == 0:
raise KeyError
s_min, s_sec = divmod(songtime, 60)
s_hour, s_min = divmod(s_min, 60)
elapsed = int(status['elapsed'].split('.')[0])
e_min, e_sec = divmod(elapsed, 60)
e_hour, e_min = divmod(e_min, 60)
if not s_hour:
hms_elapsed = "%02d:%02d" % (e_min, e_sec)
hms_songtime = "%02d:%02d" % (s_min, s_sec)
else:
hms_elapsed = "%d:%02d:%02d" % (e_hour, e_min, e_sec)
hms_songtime = "%d:%02d:%02d" % (s_hour, s_min, s_sec)
time_text = hms_elapsed + '/' + hms_songtime
except KeyError:
time_text = datetime.datetime.now().strftime('%d.%m.%Y %H:%M')
draw_text(STATUS_WIN, time_text, fonts['std'], colors['status'], align='centerx')
# Lautstärkeanzeige
if 'volume' in status:
volume = 'Vol.: ' + status['volume'] + '%'
else:
volume = 'Vol.: 0'
draw_text(STATUS_WIN, volume, fonts['std'], colors['status'])
# Anzeige der Stück-/Stationsnummer
pln = str(int(info.get('pos', '-1')) + 1) + '/' + status.get('playlistlength', '0')
draw_text(STATUS_WIN, pln, fonts['std'], colors['status'], align='topright')
# Anzeige der Bitrate
bitrate = status.get('bitrate', '0') + 'kbps'
draw_text(BITRATE_WIN, bitrate, fonts['std'], colors['status'], align='topright')
def get_xfade_state():
draw_text(MSG_WIN, 'MPD Playback Settings', fonts['std'], colors['status'], align='centerx')
status = MPC.status()
if 'xfade' in status:
xf_state = status['xfade'] + 's'
else:
xf_state = 'off'
draw_text(LCD, 'Crossfade: ' + xf_state, fonts['std'], colors['font'],
align='centerx', pos=(0, CHK_WIN[0].get_abs_offset()[1]))
CHK_WIN[0].blit(btn["Checkbox_down"], (0, 0))
CHK_WIN[1].blit(btn["Checkbox_up"], (CHK_WIN[5].get_width() - btn["Checkbox_up"].get_width(), 0))
mr_db = 'MixRamp threshold: ' + str(round(float(status['mixrampdb']), 1)) + 'dB'
draw_text(LCD, mr_db, fonts['std'], colors['font'],
align='centerx', pos=(0, CHK_WIN[2].get_abs_offset()[1]))
CHK_WIN[2].blit(btn["Checkbox_down"], (0, 0))
CHK_WIN[3].blit(btn["Checkbox_up"], (CHK_WIN[3].get_width() - btn["Checkbox_up"].get_width(), 0))
mr_dl = 'MixRamp delay: off'
if 'mixrampdelay' in status:
if round(float(status['mixrampdelay']), 1) != 0.0:
mr_dl = 'MixRamp delay: ' + str(round(float(status['mixrampdelay']), 1)) + 's'
draw_text(LCD, mr_dl, fonts['std'], colors['font'],
align='centerx', pos=(0, CHK_WIN[4].get_abs_offset()[1]))
CHK_WIN[4].blit(btn["Checkbox_down"], (0, 0))
CHK_WIN[5].blit(btn["Checkbox_up"], (CHK_WIN[5].get_width() - btn["Checkbox_up"].get_width(), 0))
draw_text(STATUS_WIN, 'Touch here for Basic Settings',
fonts['std'], colors['status'], align='centerx')
def set_xfade_state(idx=None):
# MixRamp benötigt MixRamp-Tags in den mp3-Dateien
# Fallback ist Crossfade, wenn die Tags nicht vorhanden sind
status = MPC.status()
if idx == 0:
secs = 0
if 'xfade' in status:
secs = int(status['xfade']) - 1
if secs <= 0:
secs = 0
MPC.crossfade(secs)
elif idx == 1:
if 'xfade' in status:
secs = int(status['xfade'])
if secs > 14:
secs = 14
else:
secs = 0
MPC.crossfade(secs + 1)
elif idx == 2:
mr_db = float(status['mixrampdb']) - 0.5
if mr_db < -30.0:
mr_db = -30.0
MPC.mixrampdb(mr_db)
elif idx == 3:
mr_db = float(status['mixrampdb']) + 0.5
if mr_db > 0.0:
mr_db = 0.0
MPC.mixrampdb(mr_db)
elif idx == 4:
mr_dl = 'nan'
if 'mixrampdelay' in status:
mr_dl = float(status['mixrampdelay']) - 0.5
if mr_dl <= 0.0:
mr_dl = 'nan'
MPC.mixrampdelay(mr_dl)
elif idx == 5:
mr_dl = 0.5
if 'mixrampdelay' in status:
mr_dl = float(status['mixrampdelay']) + 0.5
if mr_dl > 15.0:
mr_dl = 15.0
MPC.mixrampdelay(mr_dl)
else:
return False
return True