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  • Committer: Bazaar Package Importer
  • Author(s): Matthias Klose
  • Date: 2004-06-21 22:01:11 UTC
  • mto: (2.2.3 sid)
  • mto: This revision was merged to the branch mainline in revision 3.
  • Revision ID: james.westby@ubuntu.com-20040621220111-vkf909euqnyrp3nr
Tags: upstream-1.3.0
Import upstream version 1.3.0

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twisted/reality/container.py
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# Twisted, the Framework of Your Internet
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# Copyright (C) 2001 Matthew W. Lefkowitz
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# 
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of version 2.1 of the GNU Lesser General Public
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# License as published by the Free Software Foundation.
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# 
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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# Lesser General Public License for more details.
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# 
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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import thing
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import error
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class Container(thing.Thing):
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    """Container
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    A convenience class, setting a few defaults for objects intended
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    to be containers.
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    """
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    hollow = 1
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    def verb_put(self, sentence):
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        """put foo (in|on) container
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        Place one object in another.
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        """
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        obj = sentence.directObject()
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        sub = sentence.subject
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        # no fair making things disappear!
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        if obj == self:
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            Failure("Some would say it's already there. Anyway, you cant do that.")
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        if self.surface:
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            prep = 'on'
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        else:
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            prep = 'in'
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        if obj.place is not sub:
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            Failure("You're not holding that.")
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        obj.move(destination = self, actor = sub)
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        sub.broadcastToPair(self,
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            to_subject = ("You put ",obj," ",prep," ",self,"."),
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            to_target = (), # I'm an inanimate object.  What do I care?
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            to_other = (sub,' puts ',obj,' ',prep,' ',self,'.') )
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    verb_put_in = verb_put
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    verb_put_on = verb_put
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class _Contents(Container):
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    "Bookkeeping class for the contents of boxes."
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    surface = 0
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    def containedPhrase(self, observer, other):
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        "calls back up one level."
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        return self.location.containedPhrase(observer, other)
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class Box(thing.Thing):
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    surface = 0
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    isOpen = 0
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    closedDesc = ''
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    openDesc = ''
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    contained_preposition = 'in'
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    def setup(self):
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        self.description = {'open/close': self.closedDesc}
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        self.contents = _Contents("$"+self.name + "'s contents")
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        self.contents.location = self
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        self.contents.component = 1
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    def action_Open(self, actor):
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        self.isOpen = 1
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        self.contents.surface = 1
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        self.description = {'open/close': self.openDesc}
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    def action_Close(self, actor):
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        self.isOpen = 0
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        self.contents.surface = 0
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        self.description = {'open/close': self.closedDesc}
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    def verb_open(self, sentence):
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        sentence.shouldOnlyHave('')
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        if self.isOpen:
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            error.Failure("It's already open.")
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        else:
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            self.action_Open(sentence.subject)
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    def verb_close(self, sentence):
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        sentence.shouldOnlyHave('')
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        if not self.isOpen:
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            error.Failure("It's already closed.")
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        else:
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            self.action_Close(sentence.subject)
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    def verb_put_in(self, sentence):
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        sentence.shouldOnlyHave('','in')
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        if self.isOpen:
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            sentence.directObject().move(self.contents, sentence.subject)
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        else:
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            error.Failure("It's closed.")
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    def destroy(self):
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        self.contents.destroy()
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        thing.Thing.destroy(self)