105 lines
3.4 KiB
Python
Executable file
105 lines
3.4 KiB
Python
Executable file
#!/usr/bin/env python3
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"""\
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usage: make-graph.py [-a] [-m] [-s]
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Make a DOT graph of Colossal Cave
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-a = emit graph of entire dungeon
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-m = emit graph of maze all alike
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-s = emit graph of surface locations
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"""
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# Copyright (c) 2017 by Eric S. Raymond
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# SPDX-License-Identifier: BSD-2-clause
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import sys, yaml, getopt
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def allalike(loc):
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"Select out loci related to the Maze All Alike"
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return ("ALIKE" in loc) or (loc == "LOC_PITBRINK") or ("MAZEEND" in loc) or ("STALACTITE" in loc)
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def surface(attrs):
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"Select out surface locations"
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if ("ABOVE" in attrs["conditions"]) and attrs["conditions"]["ABOVE"]:
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return True
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if ("FOREST" in attrs["conditions"]) and attrs["conditions"]["FOREST"]:
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return True
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return False
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def abbreviate(d):
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m = {"NORTH":"N", "EAST":"E", "SOUTH":"S", "WEST":"W", "UPWAR":"U", "DOWN":"D"}
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return m.get(d, d)
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if __name__ == "__main__":
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with open("adventure.yaml", "r") as f:
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db = yaml.safe_load(f)
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try:
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(options, arguments) = getopt.getopt(sys.argv[1:], "ams")
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except getopt.GetoptError as e:
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print(e)
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sys.exit(1)
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subset = "maze"
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for (switch, val) in options:
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if switch == '-a':
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subset = "all"
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elif switch == '-m':
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subset = "maze"
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elif switch == '-s':
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subset = "surface"
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else:
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sys.stderr.write(__doc__)
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raise SystemExit(1)
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startlocs = {}
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for obj in db["objects"]:
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objname = obj[0]
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location = obj[1].get("locations")
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if "OBJ" not in objname and location != "LOC_NOWHERE" and ("immovable" not in obj[1] or not obj[1]["immovable"]):
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if location in startlocs:
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startlocs[location].append(objname)
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else:
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startlocs[location] = [objname]
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startlocs = {}
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for obj in db["objects"]:
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objname = obj[0]
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location = obj[1].get("locations")
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if "OBJ" not in objname and location != "LOC_NOWHERE" and ("immovable" not in obj[1] or not obj[1]["immovable"]):
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if location in startlocs:
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startlocs[location].append(objname)
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else:
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startlocs[location] = [objname]
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print("digraph G {")
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for (loc, attrs) in db["locations"]:
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if subset == "surface" and not surface(attrs):
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continue
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if subset == "maze" and not allalike(loc):
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continue;
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node_label = loc[4:]
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if loc in startlocs:
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node_label += "\\n" + ",".join(startlocs[loc]).lower()
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print(' %s [shape=box,label="%s"]' % (loc[4:], node_label))
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for (loc, attrs) in db["locations"]:
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if subset == "surface" and not surface(attrs):
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continue
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travel = attrs["travel"]
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if len(travel) > 0:
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for dest in travel:
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verbs = [abbreviate(x) for x in dest["verbs"]]
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if len(verbs) == 0:
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continue
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action = dest["action"]
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if action[0] == "goto":
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dest = action[1]
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if subset == "maze" and not (allalike(loc) or allalike(dest)):
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continue;
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arc = "%s -> %s" % (loc[4:], dest[4:])
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label=",".join(verbs).lower()
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if len(label) > 0:
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arc += ' [label="%s"]' % label
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print(" " + arc)
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print("}")
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