+++ /dev/null
-#!/usr/bin/python3
-
-# This is the new open-adventure dungeon generator. It'll eventually
-# replace the existing dungeon.c It currently outputs a .h and .c pair
-# for C code.
-#
-# The nontrivial part of this is the compilation of the YAML for
-# movement rules to the travel array that's actually used by
-# playermove(). This program first compiles the YAML to a form
-# identical to the data in section 3 of the old adventure.text file,
-# then a second stage unpacks that data into the travel array.
-#
-# Here are the rules of the intermediate form:
-#
-# Each row of data contains a location number (X), a second
-# location number (Y), and a list of motion numbers (see section 4).
-# each motion represents a verb which will go to Y if currently at X.
-# Y, in turn, is interpreted as follows. Let M=Y/1000, N=Y mod 1000.
-# If N<=300 it is the location to go to.
-# If 300<N<=500 N-300 is used in a computed goto to
-# a section of special code.
-# If N>500 message N-500 from section 6 is printed,
-# and he stays wherever he is.
-# Meanwhile, M specifies the conditions on the motion.
-# If M=0 it's unconditional.
-# If 0<M<100 it is done with M% probability.
-# If M=100 unconditional, but forbidden to dwarves.
-# If 100<M<=200 he must be carrying object M-100.
-# If 200<M<=300 must be carrying or in same room as M-200.
-# If 300<M<=400 game.prop(M % 100) must *not* be 0.
-# If 400<M<=500 game.prop(M % 100) must *not* be 1.
-# If 500<M<=600 game.prop(M % 100) must *not* be 2, etc.
-# If the condition (if any) is not met, then the next *different*
-# "destination" value is used (unless it fails to meet *its* conditions,
-# in which case the next is found, etc.). Typically, the next dest will
-# be for one of the same verbs, so that its only use is as the alternate
-# destination for those verbs. For instance:
-# 15 110022 29 31 34 35 23 43
-# 15 14 29
-# This says that, from loc 15, any of the verbs 29, 31, etc., will take
-# him to 22 if he's carrying object 10, and otherwise will go to 14.
-# 11 303008 49
-# 11 9 50
-# This says that, from 11, 49 takes him to 8 unless game.prop(3)=0, in which
-# case he goes to 9. Verb 50 takes him to 9 regardless of game.prop(3).
-
-import sys, yaml
-
-yaml_name = "adventure.yaml"
-h_name = "newdb.h"
-c_name = "newdb.c"
-
-statedefines = ""
-
-h_template = """/* Generated from adventure.yaml - do not hand-hack! */
-#ifndef NEWDB_H
-#define NEWDB_H
-
-#include <stdio.h>
-#include <stdbool.h>
-
-#define SILENT -1 /* no sound */
-
-/* Symbols for cond bits */
-#define COND_LIT 0 /* Light */
-#define COND_OILY 1 /* If bit 2 is on: on for oil, off for water */
-#define COND_FLUID 2 /* Liquid asset, see bit 1 */
-#define COND_NOARRR 3 /* Pirate doesn't go here unless following */
-#define COND_NOBACK 4 /* Cannot use "back" to move away */
-#define COND_ABOVE 5
-#define COND_DEEP 6 /* Deep - e.g where dwarves are active */
-#define COND_FOREST 7 /* In the forest */
-#define COND_FORCED 8 /* Only one way in or out of here */
-/* Bits past 10 indicate areas of interest to "hint" routines */
-#define COND_HBASE 10 /* Base for location hint bits */
-#define COND_HCAVE 11 /* Trying to get into cave */
-#define COND_HBIRD 12 /* Trying to catch bird */
-#define COND_HSNAKE 13 /* Trying to deal with snake */
-#define COND_HMAZE 14 /* Lost in maze */
-#define COND_HDARK 15 /* Pondering dark room */
-#define COND_HWITT 16 /* At Witt's End */
-#define COND_HCLIFF 17 /* Cliff with urn */
-#define COND_HWOODS 18 /* Lost in forest */
-#define COND_HOGRE 19 /* Trying to deal with ogre */
-#define COND_HJADE 20 /* Found all treasures except jade */
-
-typedef struct {{
- const char** strs;
- const int n;
-}} string_group_t;
-
-typedef struct {{
- const string_group_t words;
- const char* inventory;
- int plac, fixd;
- bool is_treasure;
- const char** descriptions;
- const char** sounds;
- const char** texts;
- const char** changes;
-}} object_t;
-
-typedef struct {{
- const char* small;
- const char* big;
-}} descriptions_t;
-
-typedef struct {{
- descriptions_t description;
- const long sound;
- const bool loud;
-}} location_t;
-
-typedef struct {{
- const char* query;
- const char* yes_response;
-}} obituary_t;
-
-typedef struct {{
- const int threshold;
- const int point_loss;
- const char* message;
-}} turn_threshold_t;
-
-typedef struct {{
- const int threshold;
- const char* message;
-}} class_t;
-
-typedef struct {{
- const int number;
- const int turns;
- const int penalty;
- const char* question;
- const char* hint;
-}} hint_t;
-
-typedef struct {{
- const string_group_t words;
-}} motion_t;
-
-typedef struct {{
- const string_group_t words;
- const long message;
-}} action_t;
-
-typedef struct {{
- const long motion;
- const long dest;
- const bool stop;
-}} travelop_t;
-
-/* Abstract out the encoding of words in the travel array. Gives us
- * some hope of getting to a less cryptic representation than we
- * inherited from FORTRAN, someday. To understand these, read the
- * encoding description for travel.
- */
-#define T_DESTINATION(entry) MOD((entry).dest, 1000)
-#define T_CONDITION(entry) ((entry).dest / 1000)
-#define T_NODWARVES(entry) (T_CONDITION(entry) == 100)
-#define T_HIGH(entry) ((entry).dest)
-#define T_TERMINATE(entry) ((entry).motion == 1)
-#define L_SPEAK(loc) ((loc) - 500)
-
-extern const location_t locations[];
-extern const object_t objects[];
-extern const char* arbitrary_messages[];
-extern const class_t classes[];
-extern const turn_threshold_t turn_thresholds[];
-extern const obituary_t obituaries[];
-extern const hint_t hints[];
-extern long conditions[];
-extern const motion_t motions[];
-extern const action_t actions[];
-extern const action_t specials[];
-extern const travelop_t travel[];
-extern const long tkey[];
-
-#define NLOCATIONS {}
-#define NOBJECTS {}
-#define NHINTS {}
-#define NCLASSES {}
-#define NDEATHS {}
-#define NTHRESHOLDS {}
-#define NMOTIONS {}
-#define NACTIONS {}
-#define NSPECIALS {}
-#define NTRAVEL {}
-#define NKEYS {}
-
-enum arbitrary_messages_refs {{
-{}
-}};
-
-enum locations_refs {{
-{}
-}};
-
-enum object_refs {{
-{}
-}};
-
-enum motion_refs {{
-{}
-}};
-
-enum action_refs {{
-{}
-}};
-
-enum special_refs {{
-{}
-}};
-
-/* State definitions */
-
-{}
-#endif /* end NEWDB_H */
-"""
-
-c_template = """/* Generated from adventure.yaml - do not hand-hack! */
-
-#include "{}"
-
-const char* arbitrary_messages[] = {{
-{}
-}};
-
-const class_t classes[] = {{
-{}
-}};
-
-const turn_threshold_t turn_thresholds[] = {{
-{}
-}};
-
-const location_t locations[] = {{
-{}
-}};
-
-const object_t objects[] = {{
-{}
-}};
-
-const obituary_t obituaries[] = {{
-{}
-}};
-
-const hint_t hints[] = {{
-{}
-}};
-
-long conditions[] = {{
-{}
-}};
-
-const motion_t motions[] = {{
-{}
-}};
-
-const action_t actions[] = {{
-{}
-}};
-
-const action_t specials[] = {{
-{}
-}};
-
-{}
-
-const travelop_t travel[] = {{
-{}
-}};
-
-/* end */
-"""
-
-def make_c_string(string):
- """Render a Python string into C string literal format."""
- if string == None:
- return "NULL"
- string = string.replace("\n", "\\n")
- string = string.replace("\t", "\\t")
- string = string.replace('"', '\\"')
- string = string.replace("'", "\\'")
- string = '"' + string + '"'
- return string
-
-def get_refs(l):
- reflist = [x[0] for x in l]
- ref_str = ""
- for ref in reflist:
- ref_str += " {},\n".format(ref)
- ref_str = ref_str[:-1] # trim trailing newline
- return ref_str
-
-def get_string_group(strings):
- template = """{{
- .strs = {},
- .n = {},
- }}"""
- if strings == []:
- strs = "NULL"
- else:
- strs = "(const char* []) {" + ", ".join([make_c_string(s) for s in strings]) + "}"
- n = len(strings)
- sg_str = template.format(strs, n)
- return sg_str
-
-def get_arbitrary_messages(arb):
- template = """ {},
-"""
- arb_str = ""
- for item in arb:
- arb_str += template.format(make_c_string(item[1]))
- arb_str = arb_str[:-1] # trim trailing newline
- return arb_str
-
-def get_class_messages(cls):
- template = """ {{
- .threshold = {},
- .message = {},
- }},
-"""
- cls_str = ""
- for item in cls:
- threshold = item["threshold"]
- message = make_c_string(item["message"])
- cls_str += template.format(threshold, message)
- cls_str = cls_str[:-1] # trim trailing newline
- return cls_str
-
-def get_turn_thresholds(trn):
- template = """ {{
- .threshold = {},
- .point_loss = {},
- .message = {},
- }},
-"""
- trn_str = ""
- for item in trn:
- threshold = item["threshold"]
- point_loss = item["point_loss"]
- message = make_c_string(item["message"])
- trn_str += template.format(threshold, point_loss, message)
- trn_str = trn_str[:-1] # trim trailing newline
- return trn_str
-
-def get_locations(loc):
- template = """ {{ // {}
- .description = {{
- .small = {},
- .big = {},
- }},
- .sound = {},
- .loud = {},
- }},
-"""
- loc_str = ""
- for (i, item) in enumerate(loc):
- short_d = make_c_string(item[1]["description"]["short"])
- long_d = make_c_string(item[1]["description"]["long"])
- sound = item[1].get("sound", "SILENT")
- loud = "true" if item[1].get("loud") else "false"
- loc_str += template.format(i, short_d, long_d, sound, loud)
- loc_str = loc_str[:-1] # trim trailing newline
- return loc_str
-
-def get_objects(obj):
- template = """ {{ // {}
- .words = {},
- .inventory = {},
- .plac = {},
- .fixd = {},
- .is_treasure = {},
- .descriptions = (const char* []) {{
-{}
- }},
- .sounds = (const char* []) {{
-{}
- }},
- .texts = (const char* []) {{
-{}
- }},
- .changes = (const char* []) {{
-{}
- }},
- }},
-"""
- obj_str = ""
- for (i, item) in enumerate(obj):
- attr = item[1]
- try:
- words_str = get_string_group(attr["words"])
- except KeyError:
- words_str = get_string_group([])
- i_msg = make_c_string(attr["inventory"])
- descriptions_str = ""
- if attr["descriptions"] == None:
- descriptions_str = " " * 12 + "NULL,"
- else:
- labels = []
- for l_msg in attr["descriptions"]:
- if not isinstance(l_msg, str):
- labels.append(l_msg)
- l_msg = l_msg[1]
- descriptions_str += " " * 12 + make_c_string(l_msg) + ",\n"
- descriptions_str = descriptions_str[:-1] # trim trailing newline
- if labels:
- global statedefines
- statedefines += "/* States for %s */\n" % item[0]
- for (i, (label, message)) in enumerate(labels):
- if len(message) >= 45:
- message = message[:45] + "..."
- statedefines += "#define %s\t%d /* %s */\n" % (label, i, message)
- statedefines += "\n"
- sounds_str = ""
- if attr.get("sounds") == None:
- sounds_str = " " * 12 + "NULL,"
- else:
- for l_msg in attr["sounds"]:
- sounds_str += " " * 12 + make_c_string(l_msg) + ",\n"
- sounds_str = sounds_str[:-1] # trim trailing newline
- texts_str = ""
- if attr.get("texts") == None:
- texts_str = " " * 12 + "NULL,"
- else:
- for l_msg in attr["texts"]:
- texts_str += " " * 12 + make_c_string(l_msg) + ",\n"
- texts_str = texts_str[:-1] # trim trailing newline
- changes_str = ""
- if attr.get("changes") == None:
- changes_str = " " * 12 + "NULL,"
- else:
- for l_msg in attr["changes"]:
- changes_str += " " * 12 + make_c_string(l_msg) + ",\n"
- changes_str = changes_str[:-1] # trim trailing newline
- locs = attr.get("locations", ["LOC_NOWHERE", "LOC_NOWHERE"])
- immovable = attr.get("immovable", False)
- try:
- if type(locs) == str:
- locs = [locnames.index(locs), -1 if immovable else 0]
- else:
- locs = [locnames.index(x) for x in locs]
- except IndexError:
- sys.stderr.write("dungeon: unknown object location in %s\n" % locs)
- sys.exit(1)
- treasure = "true" if attr.get("treasure") else "false"
- obj_str += template.format(i, words_str, i_msg, locs[0], locs[1], treasure, descriptions_str, sounds_str, texts_str, changes_str)
- obj_str = obj_str[:-1] # trim trailing newline
- return obj_str
-
-def get_obituaries(obit):
- template = """ {{
- .query = {},
- .yes_response = {},
- }},
-"""
- obit_str = ""
- for o in obit:
- query = make_c_string(o["query"])
- yes = make_c_string(o["yes_response"])
- obit_str += template.format(query, yes)
- obit_str = obit_str[:-1] # trim trailing newline
- return obit_str
-
-def get_hints(hnt, arb):
- template = """ {{
- .number = {},
- .penalty = {},
- .turns = {},
- .question = {},
- .hint = {},
- }},
-"""
- hnt_str = ""
- md = dict(arb)
- for member in hnt:
- item = member["hint"]
- number = item["number"]
- penalty = item["penalty"]
- turns = item["turns"]
- question = make_c_string(item["question"])
- hint = make_c_string(item["hint"])
- hnt_str += template.format(number, penalty, turns, question, hint)
- hnt_str = hnt_str[:-1] # trim trailing newline
- return hnt_str
-
-def get_condbits(locations):
- cnd_str = ""
- for (name, loc) in locations:
- conditions = loc["conditions"]
- hints = loc.get("hints") or []
- flaglist = []
- for flag in conditions:
- if conditions[flag]:
- flaglist.append(flag)
- line = "|".join([("(1<<COND_%s)" % f) for f in flaglist])
- trail = "|".join([("(1<<COND_H%s)" % f['name']) for f in hints])
- if trail:
- line += "|" + trail
- if line.startswith("|"):
- line = line[1:]
- if not line:
- line = "0"
- cnd_str += " " + line + ",\t// " + name + "\n"
- return cnd_str
-
-def recompose(type_word, value):
- "Compose the internal code for a vocabulary word from its YAML entry"
- parts = ("motion", "action", "object", "special")
- try:
- return value + 1000 * parts.index(type_word)
- except KeyError:
- sys.stderr.write("dungeon: %s is not a known word\n" % word)
- sys.exit(1)
- except IndexError:
- sys.stderr.write("%s is not a known word classifier\n" % attrs["type"])
- sys.exit(1)
-
-def get_motions(motions):
- template = """ {{
- .words = {},
- }},
-"""
- mot_str = ""
- for motion in motions:
- contents = motion[1]
- if contents["words"] == None:
- words_str = get_string_group([])
- else:
- words_str = get_string_group(contents["words"])
- mot_str += template.format(words_str)
- return mot_str
-
-def get_actions(actions):
- template = """ {{
- .words = {},
- .message = {},
- }},
-"""
- act_str = ""
- for action in actions:
- contents = action[1]
-
- if contents["words"] == None:
- words_str = get_string_group([])
- else:
- words_str = get_string_group(contents["words"])
-
- if contents["message"] == None:
- message = "NO_MESSAGE"
- else:
- message = contents["message"]
-
- act_str += template.format(words_str, message)
- act_str = act_str[:-1] # trim trailing newline
- return act_str
-
-def bigdump(arr):
- out = ""
- for (i, entry) in enumerate(arr):
- if i % 10 == 0:
- if out and out[-1] == ' ':
- out = out[:-1]
- out += "\n "
- out += str(arr[i]) + ", "
- out = out[:-2] + "\n"
- return out
-
-def buildtravel(locs, objs, voc):
- ltravel = []
- verbmap = {}
- for entry in db["vocabulary"]:
- if entry["type"] == "motion" and entry["value"] not in verbmap:
- verbmap[entry["word"]] = entry["value"]
- def dencode(action, name):
- "Decode a destination number"
- if action[0] == "goto":
- try:
- return locnames.index(action[1])
- except ValueError:
- sys.stderr.write("dungeon: unknown location %s in goto clause of %s\n" % (cond[1], name))
- elif action[0] == "special":
- return 300 + action[1]
- elif action[0] == "speak":
- try:
- return 500 + msgnames.index(action[1])
- except ValueError:
- sys.stderr.write("dungeon: unknown location %s in carry clause of %s\n" % (cond[1], name))
- else:
- print(cond)
- raise ValueError
- def cencode(cond, name):
- if cond is None:
- return 0;
- elif cond[0] == "pct":
- return cond[1]
- elif cond[0] == "carry":
- try:
- return 100 + objnames.index(cond[1])
- except ValueError:
- sys.stderr.write("dungeon: unknown object name %s in carry clause of %s\n" % (cond[1], name))
- sys.exit(1)
- elif cond[0] == "with":
- try:
- return 200 + objnames.index(cond[1])
- except IndexError:
- sys.stderr.write("dungeon: unknown object name %s in with clause of \n" % (cond[1], name))
- sys.exit(1)
- elif cond[0] == "not":
- # FIXME: Allow named as well as numbered states
- try:
- obj = objnames.index(cond[1])
- if type(cond[2]) == int:
- state = cond[2]
- else:
- for (i, stateclause) in enumerate(objs[obj][1]["descriptions"]):
- if type(stateclause) == list:
- if stateclause[0] == cond[2]:
- state = i
- break
- else:
- sys.stderr.write("dungeon: unmatched state symbol %s in not clause of %s\n" % (cond[2], name))
- sys.exit(0);
- return 300 + obj + 100 * state
- except ValueError:
- sys.stderr.write("dungeon: unknown object name %s in not clause of %s\n" % (cond[1], name))
- sys.exit(1)
- else:
- print(cond)
- raise ValueError
-
- for (i, (name, loc)) in enumerate(locs):
- if "travel" in loc:
- for rule in loc["travel"]:
- tt = [i]
- dest = dencode(rule["action"], name) + 1000 * cencode(rule.get("cond"), name)
- tt.append(dest)
- tt += [verbmap[e] for e in rule["verbs"]]
- if not rule["verbs"]:
- tt.append(1)
- ltravel.append(tuple(tt))
-
- # At this point the ltravel data is in the Section 3
- # representation from the FORTRAN version. Next we perform the
- # same mapping into the runtime format. This was the C translation
- # of the FORTRAN code:
- # long loc;
- # while ((loc = GETNUM(database)) != -1) {
- # long newloc = GETNUM(NULL);
- # long L;
- # if (TKEY[loc] == 0) {
- # TKEY[loc] = TRVS;
- # } else {
- # TRAVEL[TRVS - 1] = -TRAVEL[TRVS - 1];
- # }
- # while ((L = GETNUM(NULL)) != 0) {
- # TRAVEL[TRVS] = newloc * 1000 + L;
- # TRVS = TRVS + 1;
- # if (TRVS == TRVSIZ)
- # BUG(TOO_MANY_TRAVEL_OPTIONS);
- # }
- # TRAVEL[TRVS - 1] = -TRAVEL[TRVS - 1];
- # }
- #
- # In order to de-crypticize the runtime code, we're going to break these
- # magic numbers up into a struct.
- travel = [[0, 0, False]]
- tkey = [0]
- oldloc = 0
- while ltravel:
- rule = list(ltravel.pop(0))
- loc = rule.pop(0)
- newloc = rule.pop(0)
- if loc != oldloc:
- tkey.append(len(travel))
- oldloc = loc
- elif travel:
- travel[-1][2] = not travel[-1][2]
- while rule:
- travel.append([rule.pop(0), newloc, False])
- travel[-1][2] = True
- return (travel, tkey)
-
-def get_travel(travel):
- template = """ {{
- .motion = {},
- .dest = {},
- .stop = {},
- }},
-"""
- out = ""
- for entry in travel:
- out += template.format(entry[0], entry[1], entry[2]).lower()
- out = out[:-1] # trim trailing newline
- return out
-
-if __name__ == "__main__":
- with open(yaml_name, "r") as f:
- db = yaml.load(f)
-
- locnames = [x[0] for x in db["locations"]]
- msgnames = [el[0] for el in db["arbitrary_messages"]]
- objnames = [el[0] for el in db["objects"]]
-
- (travel, tkey) = buildtravel(db["locations"],
- db["objects"],
- db["vocabulary"])
-
- c = c_template.format(
- h_name,
- get_arbitrary_messages(db["arbitrary_messages"]),
- get_class_messages(db["classes"]),
- get_turn_thresholds(db["turn_thresholds"]),
- get_locations(db["locations"]),
- get_objects(db["objects"]),
- get_obituaries(db["obituaries"]),
- get_hints(db["hints"], db["arbitrary_messages"]),
- get_condbits(db["locations"]),
- get_motions(db["motions"]),
- get_actions(db["actions"]),
- get_actions(db["specials"]),
- "const long tkey[] = {%s};" % bigdump(tkey),
- get_travel(travel),
- )
-
- h = h_template.format(
- len(db["locations"])-1,
- len(db["objects"])-1,
- len(db["hints"]),
- len(db["classes"])-1,
- len(db["obituaries"]),
- len(db["turn_thresholds"]),
- len(db["motions"]),
- len(db["actions"]),
- len(db["specials"]),
- len(travel),
- len(tkey),
- get_refs(db["arbitrary_messages"]),
- get_refs(db["locations"]),
- get_refs(db["objects"]),
- get_refs(db["motions"]),
- get_refs(db["actions"]),
- get_refs(db["specials"]),
- statedefines,
- )
-
- with open(h_name, "w") as hf:
- hf.write(h)
-
- with open(c_name, "w") as cf:
- cf.write(c)
-
-# end