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1 def resolve_name(channelname):
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2 "Ensure that we're talking about the primary name of the light."
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3 return get_channel_name(get_dmx_channel(channelname))
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4
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5 def get_all_channels():
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6 """returns primary names for all channels (sorted)"""
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7 prinames = reverse_patch.values()[:]
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8 prinames.sort()
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9 return prinames
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10
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11 def get_dmx_channel(name):
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12 if name in patch:
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13 return patch[name]
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14
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15 try:
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16 i = int(name)
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17 return i
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18 except ValueError:
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19 raise ValueError("Invalid channel name: %s" % name)
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20
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21 def get_channel_name(dmxnum):
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22 try:
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23 return reverse_patch[dmxnum]
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24 except KeyError:
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25 return str(dmxnum)
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26
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27 def reload_data():
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28 global patch, reverse_patch
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29 import patchdata
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30
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31 reload(patchdata)
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32 loadedpatch = patchdata.patch
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33 patch = {}
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34 reverse_patch = {}
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35 for k, v in loadedpatch.items():
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36 if type(k) is tuple:
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37 for name in k:
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38 patch[name] = v
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39 reverse_patch[v] = k[0]
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40 else:
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41 patch[k] = v
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42 reverse_patch[v] = k
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43
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44 # importing patch will load initial data
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45 reload_data()
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46
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