helpers/__init__.py

   1 # -*- coding: utf-8 -*-
   2 from .music_file import *
   3 from .mapping import *
   4 from .lock import *
   5 from .font import *
   6 import yaml
   7
   8 def parse_config(mapping):
   9     stream = open("config.yml", "r")
  10     config = yaml.load(stream)
  11     stream.close()
  12
  13     aliases = config['aliases']
  14     seen_files = {}
  15
  16     file_lock = Lock("file")
  17
  18     channel_id = 0
  19
  20     for mapped_key in config['keys']:
  21         key = mapping.find_by_unicode(mapped_key)
  22         if key is None:
  23             continue
  24
  25         for action in config['keys'][mapped_key]:
  26             action_name = list(action)[0]
  27             action_args = {}
  28             if action[action_name] is None:
  29                 action[action_name] = []
  30
  31             if 'include' in action[action_name]:
  32                 included = action[action_name]['include']
  33                 del(action[action_name]['include'])
  34
  35                 if isinstance(included, str):
  36                     action[action_name].update(aliases[included], **action[action_name])
  37                 else:
  38                     for included_ in included:
  39                         action[action_name].update(aliases[included_], **action[action_name])
  40
  41             for argument in action[action_name]:
  42                 if argument == 'file':
  43                     filename = action[action_name]['file']
  44                     if filename not in seen_files:
  45                         if filename in config['music_properties']:
  46                             seen_files[filename] = MusicFile(
  47                                     filename,
  48                                     file_lock,
  49                                     channel_id,
  50                                     **config['music_properties'][filename])
  51                         else:
  52                             seen_files[filename] = MusicFile(
  53                                     filename,
  54                                     file_lock,
  55                                     channel_id)
  56                         channel_id = channel_id + 1
  57
  58                     action_args['music'] = seen_files[filename]
  59
  60                 else:
  61                     action_args[argument] = action[action_name][argument]
  62
  63             key.add_action(action_name, **action_args)
  64
  65     for key_property in config['key_properties']:
  66         key = mapping.find_by_unicode(key_property)
  67         if key is None:
  68             continue
  69
  70         if 'description' in config['key_properties'][key_property]:
  71             key.set_description(config['key_properties'][key_property]['description'])
  72         if 'color' in config['key_properties'][key_property]:
  73             key.set_color(config['key_properties'][key_property]['color'])
  74
  75     # Return the number of channels reserved
  76     return (channel_id + 1, seen_files)