processing: Move to gradle-based build (#466611)

diff --git a/app/build.xml b/app/build.xml

index 37aa13d03..a495b4f7e 100644

--- a/app/build.xml

+++ b/app/build.xml

@@ -162,6 +162,7 @@

            encoding="UTF-8"

            includeAntRuntime="false"

            classpath="../core/library/core.jar;

+                      utils/library/utils.jar;

                       lib/ant.jar;

                       lib/ant-launcher.jar;

                       lib/flatlaf.jar;

diff --git a/app/utils/build.xml b/app/utils/build.xml

new file mode 100644

index 000000000..5a4b72e32

--- /dev/null

+++ b/app/utils/build.xml

@@ -0,0 +1,22 @@

+<?xml version="1.0"?>

+<project name="Processing Utils Library" default="build">

+  <target name="compile" description="Compile sources">

+    <mkdir dir="bin" />

+    <javac source="17"

+           target="17"

+           srcdir="src" destdir="bin"

+           encoding="UTF-8"

+           includeAntRuntime="false"

+           nowarn="true">

+    </javac>

+  </target>

+

+  <target name="build" depends="compile" description="Build utils library">

+    <jar basedir="bin" destfile="library/utils.jar" />

+  </target>

+

+  <target name="clean" description="Clean the build directories">

+    <delete dir="bin" />

+    <delete file="library/utils.jar" />

+  </target>

+</project>

diff --git a/build/build.xml b/build/build.xml

index f1247b511..2f1f22128 100644

--- a/build/build.xml

+++ b/build/build.xml

@@ -191,6 +191,7 @@

   <!-- also need to copy these to the bundleapp task for macos -->

   <fileset dir=".." id="runtime.jars">

     <include name="app/pde.jar" />

+    <include name="app/utils/library/utils.jar" />

     <include name="app/lib/jna.jar" />

     <include name="app/lib/jna-platform.jar" />

     <include name="app/lib/ant.jar" />

@@ -294,6 +295,7 @@

   <target name="subprojects-clean">

     <subant buildpath="../core" target="clean"/>

+    <subant buildpath="../app/utils" target="clean"/>

     <subant buildpath="../app" target="clean"/>

     <subant buildpath="../java/libraries/dxf" target="clean"/>

     <subant buildpath="../java/libraries/io" target="clean"/>

@@ -315,6 +317,7 @@

   <target name="subprojects-build">

     <subant buildpath="../core" target="build"/>

+    <subant buildpath="../app/utils" target="build"/>

     <subant buildpath="../app" target="build"/>

     <subant buildpath="../java/libraries/dxf" target="build"/>

     <subant buildpath="../java/libraries/net" target="build"/>

diff --git a/java/build.xml b/java/build.xml

index ca2e32f4f..5aeae7ac8 100644

--- a/java/build.xml

+++ b/java/build.xml

@@ -97,6 +97,7 @@

     <pathelement location="../app/lib/apple.jar" />

     <pathelement location="../app/lib/jna.jar" />

     <pathelement location="../app/lib/jna-platform.jar" />

+    <pathelement location="../app/utils/library/utils.jar" />

     <pathelement location="mode/antlr-4.7.2-complete.jar" />

     <pathelement location="mode/classpath-explorer-1.0.jar" />

diff --git a/app/build.gradle.kts b/app/build.gradle.kts

index 88a0b63..a0f50bc 100644

--- a/app/build.gradle.kts

+++ b/app/build.gradle.kts

@@ -341,6 +341,7 @@ tasks.register<Copy>("includeJdk") {

     from(Jvm.current().javaHome.absolutePath)

     destinationDir = composeResources("jdk").get().asFile

+    dirPermissions { unix("rwx------") };

     fileTree(destinationDir).files.forEach { file ->

         file.setWritable(true, false)

         file.setReadable(true, false)

diff --git a/java/build.gradle.kts b/java/build.gradle.kts

index fc7151189..6dd8409fa 100644

--- a/java/build.gradle.kts

+++ b/java/build.gradle.kts

@@ -80,6 +80,7 @@ legacyLibraries.forEach { library ->

         include("*.properties")

         include("library/**/*")

         include("examples/**/*")

+        dirPermissions { unix("rwx------") };

         into( javaMode("/libraries/$library"))

     }

     bundle.configure {

  stdenv,

  fetchFromGitHub,

  fetchurl,

  ant,

  unzip,

  makeWrapper,

  gradle_8,

  jdk17,

  jogl,

  rsync,

  ffmpeg,

  batik,

  stripJavaArchivesHook,

  wrapGAppsHook3,

  libGL,

}:

let

  # Force use of JDK 17, see https://github.com/processing/processing4/issues/1043

  gradle = gradle_8.override { java = jdk17; };

  jdk = jdk17;

  buildNumber = "1310";

  vaqua = fetchurl {

    url = "mirror://maven/com/google/code/gson/gson/2.9.1/gson-2.9.1.jar";

    sha256 = "sha256-N4U04znm5tULFzb7Ort28cFdG+P0wTzsbVNkEuI9pgM=";

  };

  arch =

    {

      x86_64 = "amd64";

    }

    .${stdenv.hostPlatform.parsed.cpu.name} or stdenv.hostPlatform.parsed.cpu.name;

in

stdenv.mkDerivation rec {

  pname = "processing";

    sha256 = "sha256-u2wQl/VGCNJPd+k3DX2eW7gkA/RARMTSNGcoQuS/Oh8=";

  };

  patches = [ ./fix-ant-build.patch ];

  patches = [

    # Compose Multiplatform generates its createDistributable target too late, and we don't need it anyway

    ./skip-distributable.patch

    # dirPermissions: Without this, some gradle tasks (e.g. includeJdk) fail to copy contents of read-only subfolders within the nix store

    ./fix-permissions.patch

  ];

  nativeBuildInputs = [

    ant

    gradle

    unzip

    makeWrapper

    stripJavaArchivesHook

  buildInputs = [

    jdk

    jogl

    ant

    rsync

    ffmpeg

    batik

  ];

  mitmCache = gradle.fetchDeps {

    inherit pname;

    data = ./deps.json;

  };

  gradleFlags = [ "-Dfile.encoding=utf-8" ];

  gradleBuildTask = "createDistributable";

  gradleUpdateTask = "createDistributable";

  enableParallelUpdating = false;

  # Need to run the entire createDistributable task, otherwise the buildPhase fails at the compose checkRuntime step

  gradleUpdateScript = ''

    runHook preBuild

    runHook preGradleUpdate

    mkdir -p app/lib core/library

    ln -s ${jogl}/share/java/* core/library/

    ln -s ${vaqua} app/lib/VAqua9.jar

    ln -s ${flatlaf} app/lib/flatlaf.jar

    ln -s ${lsp4j} java/mode/org.eclipse.lsp4j.jar

    ln -s ${lsp4j-jsonrpc} java/mode/org.eclipse.lsp4j.jsonrpc.jar

    ln -s ${gson} java/mode/gson.jar

    unzip -qo ${jna} -d app/lib/

    mv app/lib/{jna-5.10.0/dist/jna.jar,}

    mv app/lib/{jna-5.10.0/dist/jna-platform.jar,}

    ln -sf ${batik}/* java/libraries/svg/library/

    cp java/libraries/svg/library/share/java/batik-all-${batik.version}.jar java/libraries/svg/library/batik.jar

    gradle createDistributable

    runHook postGradleUpdate

  '';

  dontWrapGApps = true;

  postPatch = ''

    substituteInPlace app/build.gradle.kts \

      --replace-fail "https://github.com/processing/processing-examples/archive/refs/heads/main.zip" "https://github.com/processing/processing-examples/archive/b10c9e9a05a0d6c20d233ca7f30d315b5047720e.zip" \

      --replace-fail "https://github.com/processing/processing-website/archive/refs/heads/main.zip" "https://github.com/processing/processing-website/archive/f11676d1b7464291a23ae834f2ef6ab00baaed8e.zip"

  '';

  buildPhase = ''

    runHook preBuild

    echo "tarring jdk"

    tar --checkpoint=10000 -czf build/linux/jdk-17.0.8-${arch}.tgz ${jdk}

    mkdir -p app/lib core/library

    cp ${ant.home}/lib/{ant.jar,ant-launcher.jar} app/lib/

    ln -s ${jogl}/share/java/* core/library/

    ln -s ${vaqua} app/lib/VAqua9.jar

    ln -s ${flatlaf} app/lib/flatlaf.jar

    unzip -qo ${jna} -d app/lib/

    mv app/lib/{jna-5.10.0/dist/jna.jar,}

    mv app/lib/{jna-5.10.0/dist/jna-platform.jar,}

    ln -sf ${batik}/* java/libraries/svg/library/

    cp java/libraries/svg/library/share/java/batik-all-${batik.version}.jar java/libraries/svg/library/batik.jar

    echo "tarring ffmpeg"

    tar --checkpoint=10000 -czf build/shared/tools/MovieMaker/ffmpeg-5.0.1.gz ${ffmpeg}

    cd build

    ant build

    cd ..

    gradle assemble

    runHook postBuild

  '';

  installPhase = ''

    runHook preInstall

    mkdir -p $out/share/

    gradle createDistributable

    mkdir -p $out/lib

    cp -dpr app/build/compose/binaries/main/app/Processing/lib/* $out/lib/

    cp -dpr app/build/compose/binaries/main/app/Processing/bin $out/unwrapped

    mkdir -p $out/share/applications/

    cp -dp build/linux/${pname}.desktop $out/share/applications/

    cp -dpr build/linux/work $out/share/${pname}

    rmdir $out/share/${pname}/java

    ln -s ${jdk} $out/share/${pname}/java

    runHook postInstall

  '';

  preFixup = ''

    makeWrapper $out/share/${pname}/processing $out/bin/processing \

      "''${gappsWrapperArgs[@]}" \

      --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath [ libGL ]}" \

      --prefix _JAVA_OPTIONS " " "-Dawt.useSystemAAFontSettings=gasp"

    makeWrapper $out/share/${pname}/processing-java $out/bin/processing-java \

      "''${gappsWrapperArgs[@]}" \

    rm -r $out/lib/app/resources/jdk

    ln -s ${jdk}/lib/openjdk $out/lib/app/resources/jdk

    makeWrapper $out/unwrapped/Processing $out/bin/Processing \

      ''${gappsWrapperArgs[@]} \

      --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath [ libGL ]}" \

      --prefix _JAVA_OPTIONS " " "-Dawt.useSystemAAFontSettings=gasp"

    runHook postInstall

  '';

  postFixup = ''

    ln -s $out/bin/Processing $out/bin/processing

  '';

  meta = {

      gpl2Only

      lgpl21Only

    ];

    mainProgram = "Processing";

    platforms = lib.platforms.linux;

    maintainers = with lib.maintainers; [ evan-goode ];

    sourceProvenance = with lib.sourceTypes; [

      fromSource

      binaryBytecode

    ];

  };

}

diff --git a/app/build.gradle.kts b/app/build.gradle.kts

index 0d3fcbd..88a0b63 100644

--- a/app/build.gradle.kts

+++ b/app/build.gradle.kts

@@ -280,16 +280,7 @@ tasks.register<Exec>("packageSnap"){

     commandLine("snapcraft")

 }

 tasks.register<Zip>("zipDistributable"){

-    dependsOn("createDistributable", "setExecutablePermissions")

     group = "compose desktop"

-

-    val distributable = tasks.named<AbstractJPackageTask>("createDistributable").get()

-    val dir = distributable.destinationDir.get()

-    val packageName = distributable.packageName.get()

-

-    from(dir){ eachFile{ permissions{ unix("755") } } }

-    archiveBaseName.set(packageName)

-    destinationDirectory.set(dir.file("../").asFile)

 }

 afterEvaluate{