nixpkgs/pkgs/games/dwarf-fortress/wrapper/default.nix
2024-04-11 20:05:50 -07:00

251 lines
7.6 KiB
Nix

{ stdenv
, lib
, buildEnv
, substituteAll
, makeWrapper
, runCommand
, coreutils
, gawk
, dwarf-fortress
, dwarf-therapist
, enableDFHack ? false
, dfhack
, enableSoundSense ? false
, soundSense
, jdk
, expect
, xvfb-run
, writeText
, enableStoneSense ? false
, enableTWBT ? false
, twbt
, themes ? { }
, theme ? null
, extraPackages ? [ ]
# General config options:
, enableIntro ? true
, enableTruetype ? null # defaults to 24, see init.txt
, enableFPS ? false
, enableTextMode ? false
, enableSound ? true
# An attribute set of settings to override in data/init/*.txt.
# For example, `init.FOO = true;` is translated to `[FOO:YES]` in init.txt
, settings ? { }
# TODO world-gen.txt, interface.txt require special logic
}:
let
dfhack' = dfhack.override {
inherit enableStoneSense;
};
isAtLeast50 = dwarf-fortress.baseVersion >= 50;
# If TWBT is null or the dfVersion is wrong, it isn't supported (for example, on version 50).
enableTWBT' = enableTWBT && twbt != null && (twbt.dfVersion or null) == dwarf-fortress.version;
ptheme =
if builtins.isString theme
then builtins.getAttr theme themes
else theme;
baseEnv = buildEnv {
name = "dwarf-fortress-base-env-${dwarf-fortress.dfVersion}";
# These are in inverse order for first packages to override the next ones.
paths = extraPackages
++ lib.optional (theme != null) ptheme
++ lib.optional enableDFHack dfhack'
++ lib.optional enableSoundSense soundSense
++ lib.optionals enableTWBT' [ twbt.lib twbt.art ]
++ [ dwarf-fortress ];
ignoreCollisions = true;
};
settings' = lib.recursiveUpdate {
init = {
PRINT_MODE =
if enableTextMode then "TEXT"
else if enableTWBT' then "TWBT"
else if stdenv.hostPlatform.isDarwin then "STANDARD" # https://www.bay12games.com/dwarves/mantisbt/view.php?id=11680
else null;
INTRO = enableIntro;
TRUETYPE = enableTruetype;
FPS = enableFPS;
SOUND = enableSound;
};
} settings;
forEach = attrs: f: lib.concatStrings (lib.mapAttrsToList f attrs);
toTxt = v:
if lib.isBool v then if v then "YES" else "NO"
else if lib.isInt v then toString v
else if lib.isString v then v
else throw "dwarf-fortress: unsupported configuration value ${toString v}";
config = runCommand "dwarf-fortress-config" {
nativeBuildInputs = [ gawk makeWrapper ];
} (''
mkdir -p $out/data/init
edit_setting() {
v=''${v//'&'/'\&'}
if [ -f "$out/$file" ]; then
if ! gawk -i inplace -v RS='\r?\n' '
{ n += sub("\\[" ENVIRON["k"] ":[^]]*\\]", "[" ENVIRON["k"] ":" ENVIRON["v"] "]"); print }
END { exit(!n) }
' "$out/$file"; then
echo "error: no setting named '$k' in $out/$file" >&2
exit 1
fi
else
echo "warning: no file $out/$file; cannot edit" >&2
fi
}
'' + forEach settings' (file: kv: ''
file=data/init/${lib.escapeShellArg file}.txt
if [ -f "${baseEnv}/$file" ]; then
cp "${baseEnv}/$file" "$out/$file"
else
echo "warning: no file ${baseEnv}/$file; cannot copy" >&2
fi
'' + forEach kv (k: v: lib.optionalString (v != null) ''
export k=${lib.escapeShellArg k} v=${lib.escapeShellArg (toTxt v)}
edit_setting
'')) + lib.optionalString enableDFHack ''
mkdir -p $out/hack
# Patch the MD5
orig_md5=$(< "${dwarf-fortress}/hash.md5.orig")
patched_md5=$(< "${dwarf-fortress}/hash.md5")
input_file="${dfhack'}/hack/symbols.xml"
output_file="$out/hack/symbols.xml"
echo "[DFHack Wrapper] Fixing Dwarf Fortress MD5:"
echo " Input: $input_file"
echo " Search: $orig_md5"
echo " Output: $output_file"
echo " Replace: $patched_md5"
substitute "$input_file" "$output_file" --replace-fail "$orig_md5" "$patched_md5"
'');
# This is a separate environment because the config files to modify may come
# from any of the paths in baseEnv.
env = buildEnv {
name = "dwarf-fortress-env-${dwarf-fortress.dfVersion}";
paths = [ config baseEnv ];
ignoreCollisions = true;
};
in
lib.throwIf (enableTWBT' && !enableDFHack) "dwarf-fortress: TWBT requires DFHack to be enabled"
lib.throwIf (enableStoneSense && !enableDFHack) "dwarf-fortress: StoneSense requires DFHack to be enabled"
lib.throwIf (enableTextMode && enableTWBT') "dwarf-fortress: text mode and TWBT are mutually exclusive"
stdenv.mkDerivation rec {
pname = "dwarf-fortress";
version = dwarf-fortress.dfVersion;
dfInit = substituteAll {
name = "dwarf-fortress-init";
src = ./dwarf-fortress-init.in;
inherit env;
inherit (dwarf-fortress) exe;
stdenv_shell = "${stdenv.shell}";
cp = "${coreutils}/bin/cp";
rm = "${coreutils}/bin/rm";
ln = "${coreutils}/bin/ln";
cat = "${coreutils}/bin/cat";
mkdir = "${coreutils}/bin/mkdir";
printf = "${coreutils}/bin/printf";
uname = "${coreutils}/bin/uname";
};
runDF = ./dwarf-fortress.in;
runSoundSense = ./soundSense.in;
passthru = {
inherit dwarf-fortress dwarf-therapist twbt env;
dfhack = dfhack';
};
dontUnpack = true;
dontBuild = true;
preferLocalBuild = true;
installPhase = ''
mkdir -p $out/bin
substitute $runDF $out/bin/dwarf-fortress \
--subst-var-by stdenv_shell ${stdenv.shell} \
--subst-var-by dfExe ${dwarf-fortress.exe} \
--subst-var dfInit
chmod 755 $out/bin/dwarf-fortress
'' + lib.optionalString enableDFHack ''
substitute $runDF $out/bin/dfhack \
--subst-var-by stdenv_shell ${stdenv.shell} \
--subst-var-by dfExe dfhack \
--subst-var dfInit
chmod 755 $out/bin/dfhack
'' + lib.optionalString enableSoundSense ''
substitute $runSoundSense $out/bin/soundsense \
--subst-var-by stdenv_shell ${stdenv.shell} \
--subst-var-by jre ${jdk.jre} \
--subst-var dfInit
chmod 755 $out/bin/soundsense
'';
doInstallCheck = true;
nativeInstallCheckInputs = [ expect xvfb-run ];
installCheckPhase = let
commonExpectStatements = fmod: lib.optionalString isAtLeast50 ''
expect "Loading audio..."
'' + lib.optionalString (!fmod && isAtLeast50) ''
expect "Failed to load fmod, trying SDL_mixer"
'' + lib.optionalString isAtLeast50 ''
expect "Audio loaded successfully!"
'' + ''
expect "Loading bindings from data/init/interface.txt"
'';
dfHackExpectScript = writeText "dfhack-test.exp" (''
spawn env NIXPKGS_DF_OPTS=debug xvfb-run $env(out)/bin/dfhack
'' + commonExpectStatements false + ''
expect "DFHack is ready. Have a nice day!"
expect "DFHack version ${version}"
expect "\[DFHack\]#"
send -- "lua print(os.getenv('out'))\r"
expect "$env(out)"
# Don't send 'die' here; just exit. Some versions of dfhack crash on exit.
exit 0
'');
vanillaExpectScript = fmod: writeText "vanilla-test.exp" (''
spawn env NIXPKGS_DF_OPTS=debug,${lib.optionalString fmod "fmod"} xvfb-run $env(out)/bin/dwarf-fortress
'' + commonExpectStatements fmod + ''
exit 0
'');
in
''
export HOME="$(mktemp -dt dwarf-fortress.XXXXXX)"
'' + lib.optionalString enableDFHack ''
expect ${dfHackExpectScript}
df_home="$(find ~ -name "df_*" | head -n1)"
test -f "$df_home/dfhack"
'' + lib.optionalString isAtLeast50 ''
expect ${vanillaExpectScript true}
df_home="$(find ~ -name "df_*" | head -n1)"
test ! -f "$df_home/dfhack"
test -f "$df_home/libfmod_plugin.so"
'' + ''
expect ${vanillaExpectScript false}
df_home="$(find ~ -name "df_*" | head -n1)"
test ! -f "$df_home/dfhack"
test ! -f "$df_home/libfmod_plugin.so"
'' + ''
test -d "$df_home/data"
'';
inherit (dwarf-fortress) meta;
}