1 | from event import Event |
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2 | View Code Duplication | class BaseModule(object): |
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3 | """ |
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4 | A base module class for deriving modules (anything you fine folk write, probably) to inherit from. |
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5 | The nice this is this allows you to define your own post_init and handle functions. |
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6 | |||
7 | In your module's post_init, define and register your own events, and pass your module in. |
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8 | |||
9 | .. code-block:: python |
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10 | |||
11 | def MyModule(BaseModule): |
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12 | def post_init(self): |
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13 | e = Event("__wee__") |
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14 | e.define("foo") |
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15 | self.bot.register_event(e,self) |
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16 | |||
17 | |||
18 | Bam, you've got the things you need (a bot handle, mostly) and by extending BaseModuleyou implement the right things to be called without error. |
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19 | Elzar. |
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20 | """ |
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21 | def __init__(self, events=None, printer_handle=None, bot=None, say=None): |
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22 | """ |
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23 | This is called by load_modules for every .py in the modules directory. Your module must implement this, one way or the other, either directly, |
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24 | by implementing this function signature, or indirectly, by inheriting from BaseModule. I suggest the latter. |
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25 | """ |
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26 | self.events = events |
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27 | self.printer = printer_handle |
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28 | self.interests = [] |
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29 | self.bot = bot |
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30 | self.say = say |
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31 | |||
32 | # IMPORTANT: you must subscribe to events before you add your own below, or you'll subscribe twice. |
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33 | # register ourself for any events that we're interested in that exist already |
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34 | for event in events: |
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35 | if event._type in self.interests: |
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36 | event.subscribe(self) |
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37 | |||
38 | self.help = None |
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39 | |||
40 | self.post_init() |
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41 | |||
42 | def handle(self, event): |
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43 | pass |
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44 | |||
45 | def post_init(self): |
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46 | """ |
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47 | Called after init is set up and builds out our basic module's needs. Allows you to do your own post-processing when inheriting from BaseModule. |
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48 | """ |
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49 | pass |
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50 |