mirror of
https://github.com/Sneed-Group/Poodletooth-iLand
synced 2024-12-26 13:12:30 -06:00
60 lines
2 KiB
Python
60 lines
2 KiB
Python
"""Undocumented Module"""
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__all__ = ['BulletinBoard']
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from direct.directnotify import DirectNotifyGlobal
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class BulletinBoard:
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"""This class implements a global location for key/value pairs to be
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stored. Intended to prevent coders from putting global variables directly
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on showbase, so that potential name collisions can be more easily
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detected."""
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notify = DirectNotifyGlobal.directNotify.newCategory('BulletinBoard')
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def __init__(self):
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self._dict = {}
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def get(self, postName, default=None):
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return self._dict.get(postName, default)
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def has(self, postName):
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return postName in self._dict
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def getEvent(self, postName):
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return 'bboard-%s' % postName
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def getRemoveEvent(self, postName):
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return 'bboard-remove-%s' % postName
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def post(self, postName, value=None):
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if postName in self._dict:
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BulletinBoard.notify.warning('changing %s from %s to %s' % (
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postName, self._dict[postName], value))
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self.update(postName, value)
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def update(self, postName, value):
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"""can use this to set value the first time"""
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if postName in self._dict:
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BulletinBoard.notify.info('update: posting %s' % (postName))
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self._dict[postName] = value
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messenger.send(self.getEvent(postName))
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def remove(self, postName):
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if postName in self._dict:
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del self._dict[postName]
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messenger.send(self.getRemoveEvent(postName))
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def removeIfEqual(self, postName, value):
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# only remove the post if its value is a particular value
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if self.has(postName):
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if self.get(postName) == value:
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self.remove(postName)
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def __repr__(self):
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str = 'Bulletin Board Contents\n'
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str += '======================='
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keys = self._dict.keys()
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keys.sort()
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for postName in keys:
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str += '\n%s: %s' % (postName, self._dict[postName])
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return str
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