118 lines
4.0 KiB
Python
118 lines
4.0 KiB
Python
# -*- coding: utf-8 -*-
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# npc_dialog.py - Dialog helper class
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#
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# Copyright (C) 2007 David Delbecq
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program 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
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#
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#
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# This is a simple script that makes use of CFNPCDialog.py and that receives
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# parameters from a JSON inside the event message.
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#
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# An example of a map file entry is:
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#
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# arch guildmaster
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# name Sigmund
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# msg
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#
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# endmsg
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# x 11
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# y 7
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# arch event_say
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# name start/sigmund.msg
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# title Python
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# slaying /python/dialog/npc_dialog.py
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# end
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# end
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#
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# see http://wiki.metalforge.net/doku.php/user:cavesomething:guide_to_quest_dialogs
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# for lots of detail on how to use this, and look at examples in test/quest_handling
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import Crossfire
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import os
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from CFDialog import DialogRule, Dialog, IncludeRule
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import cjson
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import random
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location = "defaultdialognamespace"
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def parseJSON(filename, relpath):
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global location
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parameters = []
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for filenm in filename:
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if filenm[0] == "/":
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filepath = os.path.join(Crossfire.DataDirectory(),
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Crossfire.MapDirectory(), filenm[1:])
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else:
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filepath = os.path.join(Crossfire.DataDirectory(),
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Crossfire.MapDirectory(), relpath, filenm)
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try:
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f = open(filepath,'rb')
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except:
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Crossfire.Log(Crossfire.LogDebug, "Error loading NPC dialog %s" % filepath)
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raise
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else:
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Crossfire.Log(Crossfire.LogDebug, "Loading NPC dialog %s" % filepath)
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params = cjson.decode(f.read())
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f.close()
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if "location" in params:
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location = params["location"]
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for jsonRule in params["rules"]:
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if "include" in jsonRule:
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shouldinclude = 0
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if "pre" in jsonRule:
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incldialog = Dialog(player, npc, location)
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inclrule = IncludeRule(jsonRule["pre"])
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# There will only ever be one 'pre' block for an include
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shouldinclude = incldialog.matchConditions(inclrule)
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else:
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shouldinclude =1
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newfiles = jsonRule["include"]
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if shouldinclude == 1:
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# this isn't a 'real' rule, so we don't include it, but we do
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# include the results of parsing it.
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parameters.extend(parseJSON(newfiles, os.path.dirname(filepath)))
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else:
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Crossfire.Log(Crossfire.LogDebug, "Ignoring NPC dialog from %s, conditions not met" % newfiles)
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else:
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parameters.append(jsonRule)
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return parameters
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npc = Crossfire.WhoAmI()
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#event = Crossfire.WhatIsEvent()
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player = Crossfire.WhoIsActivator()
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if (Crossfire.ScriptParameters() != None):
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filename = Crossfire.ScriptParameters()
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dialogs = parseJSON([filename], '')
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speech = Dialog(player, npc, location)
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index = 0;
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for jsonRule in dialogs:
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replies = None
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if jsonRule.has_key('replies'):
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replies = jsonRule['replies']
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rule = DialogRule(jsonRule["match"],
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jsonRule["pre"],
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jsonRule["msg"],
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jsonRule["post"],
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replies)
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speech.addRule(rule, index)
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index = index + 1
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if speech.speak(Crossfire.WhatIsMessage()) == 0:
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# block the NPC for some time
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Crossfire.WhoAmI().WriteKey('talked_to', str(random.randint(3, 8)), 1);
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Crossfire.SetReturnValue(1)
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