tjh.dev
1{
2 lib,
3 stdenv,
4 fetchurl,
5 openjdk11,
6 unzip,
7 makeWrapper,
8 makeDesktopItem,
9 copyDesktopItems,
10 xdg-utils,
11 imagemagick,
12 maxMemoryAllocationPool ? "1000M",
13}:
14
15stdenv.mkDerivation rec {
16 pname = "weka";
17 version = "3.9.6";
18
19 src = fetchurl {
20 url = "mirror://sourceforge/weka/${lib.replaceStrings [ "." ] [ "-" ] "${pname}-${version}"}.zip";
21 sha256 = "sha256-8fVN4MXYqXNEmyVtXh1IrauHTBZWgWG8AvsGI5Y9Aj0=";
22 };
23
24 nativeBuildInputs = [
25 makeWrapper
26 unzip
27 imagemagick
28 ]
29 ++ lib.optionals stdenv.hostPlatform.isLinux [ copyDesktopItems ];
30
31 # The -Xmx1000M comes suggested from their download page:
32 # https://www.cs.waikato.ac.nz/ml/weka/downloading.html
33 installPhase = ''
34 runHook preInstall
35
36 mkdir -pv $out/share/weka
37 mkdir -p $out/share/icons/hicolor
38 cp -Rv * $out/share/weka
39
40 makeWrapper ${openjdk11}/bin/java $out/bin/weka \
41 --add-flags "-Xmx${maxMemoryAllocationPool} -jar $out/share/weka/weka.jar"
42
43 makeWrapper ${openjdk11}/bin/java $out/bin/weka-java \
44 --add-flags "-Xmx${maxMemoryAllocationPool} -cp $out/share/weka/weka.jar"
45
46 ${lib.optionalString stdenv.hostPlatform.isLinux "
47 makeWrapper ${xdg-utils}/bin/xdg-open $out/bin/weka-doc --add-flags $out/share/weka/documentation.html
48 "}
49
50 cat << EOF > $out/bin/weka-home
51 #!${stdenv.shell}
52 echo -n $out/share/weka
53 EOF
54
55 chmod ugo+x $out/bin/weka-home
56
57 for n in 16 24 32 48 64 96 128 256; do
58 size=$n"x"$n
59 mkdir -p $out/share/icons/hicolor/$size/apps
60 magick convert $out/share/weka/weka.gif -resize $size $out/share/icons/hicolor/$size/apps/weka.png
61 done;
62
63 runHook postInstall
64 '';
65
66 desktopItems = [
67 (makeDesktopItem {
68 name = "weka";
69 exec = "weka";
70 icon = "weka";
71 desktopName = "WEKA";
72 categories = [
73 "Science"
74 "ArtificialIntelligence"
75 "ComputerScience"
76 ];
77 })
78
79 (makeDesktopItem {
80 name = "weka-doc";
81 exec = "weka-doc";
82 icon = "weka";
83 desktopName = "View the WEKA documentation with a web browser";
84 categories = [
85 "Science"
86 "ArtificialIntelligence"
87 "ComputerScience"
88 ];
89 })
90 ];
91
92 meta = with lib; {
93 homepage = "https://www.cs.waikato.ac.nz/ml/weka/";
94 description = "Collection of machine learning algorithms for data mining tasks";
95 mainProgram = "weka";
96 sourceProvenance = with sourceTypes; [ binaryBytecode ];
97 license = licenses.gpl2Plus;
98 maintainers = [ maintainers.mimame ];
99 platforms = platforms.unix;
100 };
101}