Add final modifiers on those handlers fields

Also added an optional asm transformer to catch potential problems

.github/scripts/test-no-crash-reports.sh

@@ -0,0 +1,9 @@
+directory="run/crash-reports"
+if [ -d $directory ]; then
+  echo "Crash reports detected:"
+  cat $directory/*
+  exit 1
+else
+  echo "No crash reports detected"
+  exit 0
+fi

.github/workflows/build-and-test.yml

@@ -0,0 +1,45 @@
+# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
+# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-gradle
+
+name: Build and test
+
+on:
+  pull_request:
+    branches: [ master, main ]
+  push:
+    branches: [ master, main ]
+
+jobs:
+  build-and-test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      with: 
+        fetch-depth: 0
+    
+    - name: Set up JDK 8
+      uses: actions/setup-java@v2
+      with:
+        java-version: '8'
+        distribution: 'adopt'
+        cache: gradle
+        
+    - name: Grant execute permission for gradlew
+      run: chmod +x gradlew
+
+    - name: Setup the workspace
+      run: ./gradlew setupCIWorkspace
+    
+    - name: Build the mod
+      run: ./gradlew build
+
+    - name: Run server for 1 minute
+      run: |
+        mkdir run
+        echo "eula=true" > run/eula.txt  
+        timeout 10 ./gradlew runServer || true
+
+    - name: Test no crashes happend
+      run: |
+        chmod +x .github/scripts/test-no-crash-reports.sh
+        .github/scripts/test-no-crash-reports.sh

.github/workflows/release-tags.yml

@@ -0,0 +1,51 @@
+# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
+# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-gradle
+
+name: Release tagged build
+
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Set release version
+        run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
+
+      - name: Set up JDK 8
+        uses: actions/setup-java@v2
+        with:
+          java-version: '8'
+          distribution: 'adopt'
+          cache: gradle
+
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+
+      - name: Setup the workspace
+        run: ./gradlew setupCIWorkspace
+
+      - name: Build the mod
+        run: ./gradlew build
+
+      - name: Release under current tag
+        uses: "marvinpinto/action-automatic-releases@latest"
+        with:
+          repo_token: "${{ secrets.GITHUB_TOKEN }}"
+          automatic_release_tag: "${{ env.RELEASE_VERSION }}"
+          prerelease: false
+          title: "${{ env.RELEASE_VERSION }}"
+          files: build/libs/*.jar
+
+      - name: Publish to Maven
+        run: ./gradlew publish
+        env:
+          MAVEN_USER: ${{ secrets.MAVEN_USER }}
+          MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}

.gitignore

@@ -1,15 +1,29 @@
-./build/
-NotEnoughItems.iml
-NotEnoughItems.ipr
-NotEnoughItems.iws
-*.ipr
-*.iml
-*.iws
-.idea/**
-run/*
-.gradle/
-
-*.bat
+.gradle
+.settings
+/.idea/
+/run/
+/build/
+/eclipse/
 .classpath
 .project
-.settings/**
+/bin/
+/config/
+/crash-reports/
+/logs/
+options.txt
+/saves/
+usernamecache.json
+banned-ips.json
+banned-players.json
+eula.txt
+ops.json
+server.properties
+servers.dat
+usercache.json
+whitelist.json
+/out/
+*.iml
+*.ipr
+*.iws
+src/main/resources/mixins.*.json
+*.bat

CODEOWNERS

@@ -0,0 +1,3 @@
+# Any Github changes require admin approval
+/.github/** @GTNewHorizons/admin
+

build.gradle

@@ -1,14 +1,30 @@
+//version: 1642872913
+/*
+DO NOT CHANGE THIS FILE!
+
+Also, you may replace this file at any time if there is an update available.
+Please check https://github.com/GTNewHorizons/ExampleMod1.7.10/blob/main/build.gradle for updates.
+ */
+
+
+import com.github.jengelman.gradle.plugins.shadow.tasks.ConfigureShadowRelocation
+import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
+
+import java.util.concurrent.TimeUnit
+
 buildscript {
     repositories {
-        mavenCentral()
-        jcenter()
-        maven {
-            name = "gt"
-            url = "https://gregtech.overminddl1.com/"
-        }
         maven {
             name = "forge"
-            url = "http://files.minecraftforge.net/maven"
+            url = "https://maven.minecraftforge.net"
+        }
+        maven {
+            name = "sonatype"
+            url = "https://oss.sonatype.org/content/repositories/snapshots/"
+        }
+        maven {
+            name = "Scala CI dependencies"
+            url = "https://repo1.maven.org/maven2/"
         }
         maven {
             name = "jitpack"
@@ -16,26 +32,31 @@ buildscript {
         }
     }
     dependencies {
-        classpath "com.github.GTNH2:ForgeGradle:FG_1.2-SNAPSHOT"
+        classpath 'com.github.GTNewHorizons:ForgeGradle:1.2.5'
     }
 }
 
 plugins {
+    id 'idea'
+    id 'eclipse'
+    id 'scala'
     id("org.ajoberstar.grgit") version("3.1.1")
+    id("com.github.johnrengelman.shadow") version("4.0.4")
+    id("com.palantir.git-version") version("0.12.3")
+    id('de.undercouch.download') version('4.1.2')
+    id("maven-publish")
 }
 
-//add dependency repositories
-repositories {
-	maven {
-		name = "chickenbones"
-		url = "http://chickenbones.net/maven"
-	}
-}
-
-apply plugin: "java"
-apply plugin: "idea"
 apply plugin: 'forge'
 
+def projectJavaVersion = JavaLanguageVersion.of(8)
+
+java {
+    toolchain {
+        languageVersion.set(projectJavaVersion)
+    }
+}
+
 idea {
     module {
         inheritOutputDirs = true
@@ -44,115 +65,589 @@ idea {
     }
 }
 
-java {
-    sourceCompatibility = JavaVersion.VERSION_1_8
-    targetCompatibility = JavaVersion.VERSION_1_8
+if(JavaVersion.current() != JavaVersion.VERSION_1_8) {
+    throw new GradleException("This project requires Java 8, but it's running on " + JavaVersion.current())
 }
 
-group = "codechicken"
-archivesBaseName = "NotEnoughItems"
+checkPropertyExists("modName")
+checkPropertyExists("modId")
+checkPropertyExists("modGroup")
+checkPropertyExists("autoUpdateBuildScript")
+checkPropertyExists("minecraftVersion")
+checkPropertyExists("forgeVersion")
+checkPropertyExists("replaceGradleTokenInFile")
+checkPropertyExists("gradleTokenModId")
+checkPropertyExists("gradleTokenModName")
+checkPropertyExists("gradleTokenVersion")
+checkPropertyExists("gradleTokenGroupName")
+checkPropertyExists("apiPackage")
+checkPropertyExists("accessTransformersFile")
+checkPropertyExists("usesMixins")
+checkPropertyExists("mixinPlugin")
+checkPropertyExists("mixinsPackage")
+checkPropertyExists("coreModClass")
+checkPropertyExists("containsMixinsAndOrCoreModOnly")
+checkPropertyExists("usesShadowedDependencies")
+checkPropertyExists("developmentEnvironmentUserName")
 
-// Define properties file
-ext.configFile = file "build.properties"
+boolean noPublishedSources = project.findProperty("noPublishedSources") ? project.noPublishedSources.toBoolean() : false
 
-configFile.withReader {
-    // Load config.  It shall from now be referenced as simply config or project.config
-    def prop = new Properties()
-    prop.load(it)
-    project.ext.config = new ConfigSlurper().parse prop
+String javaSourceDir = "src/main/java/"
+String scalaSourceDir = "src/main/scala/"
+
+String targetPackageJava = javaSourceDir + modGroup.toString().replaceAll("\\.", "/")
+String targetPackageScala = scalaSourceDir + modGroup.toString().replaceAll("\\.", "/")
+if((getFile(targetPackageJava).exists() || getFile(targetPackageScala).exists()) == false) {
+    throw new GradleException("Could not resolve \"modGroup\"! Could not find " + targetPackageJava + " or " + targetPackageScala)
 }
-//
-//configurations.all {
-//    resolutionStrategy.cacheChangingModulesFor(0, TimeUnit.SECONDS)
-//    setTransitive(false)
-//}
+
+if(apiPackage) {
+    targetPackageJava = javaSourceDir + modGroup.toString().replaceAll("\\.", "/") + "/" + apiPackage.toString().replaceAll("\\.", "/")
+    targetPackageScala = scalaSourceDir + modGroup.toString().replaceAll("\\.", "/") + "/" + apiPackage.toString().replaceAll("\\.", "/")
+    if((getFile(targetPackageJava).exists() || getFile(targetPackageScala).exists()) == false) {
+        throw new GradleException("Could not resolve \"apiPackage\"! Could not find " + targetPackageJava + " or " + targetPackageScala)
+    }
+}
+
+if(accessTransformersFile) {
+    String targetFile = "src/main/resources/META-INF/" + accessTransformersFile
+    if(getFile(targetFile).exists() == false) {
+        throw new GradleException("Could not resolve \"accessTransformersFile\"! Could not find " + targetFile)
+    }
+}
+
+if(usesMixins.toBoolean()) {
+    if(mixinsPackage.isEmpty() || mixinPlugin.isEmpty()) {
+        throw new GradleException("\"mixinPlugin\" requires \"mixinsPackage\" and \"mixinPlugin\" to be set!")
+    }
+
+    targetPackageJava = javaSourceDir + modGroup.toString().replaceAll("\\.", "/") + "/" + mixinsPackage.toString().replaceAll("\\.", "/")
+    targetPackageScala = scalaSourceDir + modGroup.toString().replaceAll("\\.", "/") + "/" + mixinsPackage.toString().replaceAll("\\.", "/")
+    if((getFile(targetPackageJava).exists() || getFile(targetPackageScala).exists()) == false) {
+        throw new GradleException("Could not resolve \"mixinsPackage\"! Could not find " + targetPackageJava + " or " + targetPackageScala)
+    }
+
+    String targetFileJava = javaSourceDir + modGroup.toString().replaceAll("\\.", "/") + "/" + mixinPlugin.toString().replaceAll("\\.", "/") + ".java"
+    String targetFileScala = scalaSourceDir + modGroup.toString().replaceAll("\\.", "/") + "/" + mixinPlugin.toString().replaceAll("\\.", "/") + ".scala"
+    String targetFileScalaJava = scalaSourceDir + modGroup.toString().replaceAll("\\.", "/") + "/" + mixinPlugin.toString().replaceAll("\\.", "/") + ".java"
+    if((getFile(targetFileJava).exists() || getFile(targetFileScala).exists() || getFile(targetFileScalaJava).exists()) == false) {
+        throw new GradleException("Could not resolve \"mixinPlugin\"! Could not find " + targetFileJava + " or " + targetFileScala + " or " + targetFileScalaJava)
+    }
+}
+
+if(coreModClass) {
+    String targetFileJava = javaSourceDir + modGroup.toString().replaceAll("\\.", "/") + "/" + coreModClass.toString().replaceAll("\\.", "/") + ".java"
+    String targetFileScala = scalaSourceDir + modGroup.toString().replaceAll("\\.", "/") + "/" + coreModClass.toString().replaceAll("\\.", "/") + ".scala"
+    String targetFileScalaJava = scalaSourceDir + modGroup.toString().replaceAll("\\.", "/") + "/" + coreModClass.toString().replaceAll("\\.", "/") + ".java"
+    if((getFile(targetFileJava).exists() || getFile(targetFileScala).exists() || getFile(targetFileScalaJava).exists()) == false) {
+        throw new GradleException("Could not resolve \"coreModClass\"! Could not find " + targetFileJava + " or " + targetFileScala + " or " + targetFileScalaJava)
+    }
+}
+
+configurations.all {
+    resolutionStrategy.cacheChangingModulesFor(0, TimeUnit.SECONDS)
+
+    // Make sure GregTech build won't time out
+    System.setProperty("org.gradle.internal.http.connectionTimeout", 120000 as String)
+    System.setProperty("org.gradle.internal.http.socketTimeout", 120000 as String)
+}
+
+// Fix Jenkins' Git: chmod a file should not be detected as a change and append a '.dirty' to the version
+'git config core.fileMode false'.execute()
+
+// Pulls version first from the VERSION env and then git tag
+String identifiedVersion
+try {
+    String versionOverride = System.getenv("VERSION") ?: null
+    identifiedVersion = versionOverride == null ? gitVersion() : versionOverride
+    version = minecraftVersion + "-" + identifiedVersion
+}
+catch (Exception e) {
+    throw new IllegalStateException("This mod must be version controlled by Git AND the repository must provide at least one tag, or the VERSION override must be set!");
+}
+
+group = modGroup
+if(project.hasProperty("customArchiveBaseName") && customArchiveBaseName) {
+    archivesBaseName = customArchiveBaseName
+}
+else {
+    archivesBaseName = modId
+}
+
+minecraft {
+    version = minecraftVersion + "-" + forgeVersion + "-" + minecraftVersion
+    runDir = "run"
+
+    if (replaceGradleTokenInFile) {
+        replaceIn replaceGradleTokenInFile
+        if(gradleTokenModId) {
+            replace gradleTokenModId, modId
+        }
+        if(gradleTokenModName) {
+            replace gradleTokenModName, modName
+        }
+        if(gradleTokenVersion) {
+            replace gradleTokenVersion, versionDetails().lastTag
+        }
+        if(gradleTokenGroupName) {
+            replace gradleTokenGroupName, modGroup
+        }
+    }
+}
+
+if(file("addon.gradle").exists()) {
+    apply from: "addon.gradle"
+}
+
+apply from: 'repositories.gradle'
 
 configurations {
-    shade
-    compile.extendsFrom shade
+    implementation.extendsFrom(shadowImplementation)  // TODO: remove after all uses are refactored
+    implementation.extendsFrom(shadowCompile)
+    implementation.extendsFrom(shadeCompile)
+}
+
+repositories {
+    maven {
+        name = "Overmind forge repo mirror"
+        url = "https://gregtech.overminddl1.com/"
+    }
+    if(usesMixins.toBoolean()) {
+        maven {
+            name = "sponge"
+            url = "https://repo.spongepowered.org/repository/maven-public"
+        }
+        maven {
+            url = "https://jitpack.io"
+        }
+    }
 }
 
 dependencies {
-    compile "codechicken:CodeChickenLib:${config.mc_version}-${config.ccl_version}:dev"
-    compile "codechicken:CodeChickenCore:${config.mc_version}-${config.ccc_version}:dev"
-    shade "org.apache.commons:commons-csv:1.5"
-}
-
-
-version =  "${project.config.mod_version}"
-
-println  config.mc_version + "-" + config.forge_version
-// Setup the forge minecraft plugin data. Specify the preferred forge/minecraft version here
-minecraft {
-    version = config.mc_version + "-" + config.forge_version
-}
-
-def root = project.projectDir;
-sourceSets {
-    main {
-        java {
-            srcDir new File(root, "src")
-        }
-        resources {
-            srcDir new File(root, "resources")
+    if(usesMixins.toBoolean()) {
+        annotationProcessor("org.ow2.asm:asm-debug-all:5.0.3")
+        annotationProcessor("com.google.guava:guava:24.1.1-jre")
+        annotationProcessor("com.google.code.gson:gson:2.8.6")
+        annotationProcessor("org.spongepowered:mixin:0.8-SNAPSHOT")
+        // using 0.8 to workaround a issue in 0.7 which fails mixin application
+        compile("com.github.GTNewHorizons:SpongePoweredMixin:0.7.12-GTNH") {
+            // Mixin includes a lot of dependencies that are too up-to-date
+            exclude module: "launchwrapper"
+            exclude module: "guava"
+            exclude module: "gson"
+            exclude module: "commons-io"
+            exclude module: "log4j-core"
         }
+        compile("com.github.GTNewHorizons:SpongeMixins:1.5.0")
     }
 }
 
-processResources {
-    //redo task if any of these properties change
-    inputs.property "version", project.version
-    inputs.property "mc_version", config.mc_version
+apply from: 'dependencies.gradle'
 
-    // Replace properties in info files
-    from(sourceSets.main.resources.srcDirs) {
-        include '*.info'
-        expand 'version':project.version,'mc_version':config.mc_version
+def mixingConfigRefMap = "mixins." + modId + ".refmap.json"
+def refMap = "${tasks.compileJava.temporaryDir}" + File.separator + mixingConfigRefMap
+def mixinSrg = "${tasks.reobf.temporaryDir}" + File.separator + "mixins.srg"
+
+task generateAssets {
+    if(usesMixins.toBoolean()) {
+        getFile("/src/main/resources/mixins." + modId + ".json").text = """{
+  "required": true,
+  "minVersion": "0.7.11",
+  "package": "${modGroup}.${mixinsPackage}",
+  "plugin": "${modGroup}.${mixinPlugin}",
+  "refmap": "${mixingConfigRefMap}",
+  "target": "@env(DEFAULT)",
+  "compatibilityLevel": "JAVA_8"
+}
+
+"""
     }
-
-    // Move access transformer to META-INF
-    rename '(.+_at.cfg)', 'META-INF/$1'
-//
-//    // copy everything else, that's not the mcmod.info
-//    from(sourceSets.main.resources.srcDirs) {
-//        exclude "mcmod.info"
-//    }
 }
 
-version = "${project.minecraft.version}-${project.version}"
-def commonManifest = {
-    attributes 'FMLCorePlugin': 'codechicken.nei.asm.NEICorePlugin'
-    attributes 'FMLAT': 'nei_at.cfg'
+task relocateShadowJar(type: ConfigureShadowRelocation) {
+    target = tasks.shadowJar
+    prefix = modGroup + ".shadow"
 }
 
-jar {
-    getArchiveClassifier().set("universal")
-    manifest commonManifest
-    configurations.shade.each { dep ->
-        from(project.zipTree(dep)){
+shadowJar {
+    project.configurations.shadeCompile.each { dep ->
+        from(project.zipTree(dep)) {
             exclude 'META-INF', 'META-INF/**'
         }
     }
+
+    manifest {
+        attributes(getManifestAttributes())
+    }
+
+    minimize()  // This will only allow shading for actually used classes
+    configurations = [project.configurations.shadowImplementation, project.configurations.shadowCompile]
+    dependsOn(relocateShadowJar)
 }
 
-task sourceJar(type: Jar) {
-    from sourceSets.main.java
-    from new File(root, "dev")
-    getArchiveClassifier().set("src")
+jar {
+    project.configurations.shadeCompile.each { dep ->
+        from(project.zipTree(dep)) {
+            exclude 'META-INF', 'META-INF/**'
+        }
+    }
+
+    manifest {
+        attributes(getManifestAttributes())
+    }
+
+    if(usesShadowedDependencies.toBoolean()) {
+        dependsOn(shadowJar)
+        enabled = false
+    }
+}
+
+reobf {
+    if(usesMixins.toBoolean()) {
+        addExtraSrgFile mixinSrg
+    }
+}
+
+afterEvaluate {
+    if(usesMixins.toBoolean()) {
+        tasks.compileJava {
+            options.compilerArgs += [
+                    "-AreobfSrgFile=${tasks.reobf.srg}",
+                    "-AoutSrgFile=${mixinSrg}",
+                    "-AoutRefMapFile=${refMap}",
+                    // Elan: from what I understand they are just some linter configs so you get some warning on how to properly code
+                    "-XDenableSunApiLintControl",
+                    "-XDignore.symbol.file"
+            ]
+        }
+    }
+}
+
+runClient {
+    def arguments = []
+
+    if(usesMixins.toBoolean()) {
+        arguments += [
+                "--mods=../build/libs/$modId-${version}.jar",
+                "--tweakClass org.spongepowered.asm.launch.MixinTweaker"
+        ]
+    }
+
+    if(developmentEnvironmentUserName) {
+        arguments += [
+                "--username",
+                developmentEnvironmentUserName
+        ]
+    }
+
+    args(arguments)
+}
+
+runServer {
+    def arguments = []
+
+    if (usesMixins.toBoolean()) {
+        arguments += [
+                "--mods=../build/libs/$modId-${version}.jar",
+                "--tweakClass org.spongepowered.asm.launch.MixinTweaker"
+        ]
+    }
+
+    args(arguments)
+}
+
+tasks.withType(JavaExec).configureEach {
+    javaLauncher.set(
+            javaToolchains.launcherFor {
+                languageVersion = projectJavaVersion
+            }
+    )
+}
+
+processResources
+{
+    // this will ensure that this task is redone when the versions change.
+    inputs.property "version", project.version
+    inputs.property "mcversion", project.minecraft.version
+
+    // replace stuff in mcmod.info, nothing else
+    from(sourceSets.main.resources.srcDirs) {
+        include 'mcmod.info'
+
+        // replace version and mcversion
+        expand "minecraftVersion": project.minecraft.version,
+                "modVersion": versionDetails().lastTag,
+                "modId": modId,
+                "modName": modName
+    }
+
+    if(usesMixins.toBoolean()) {
+        from refMap
+    }
+
+    // copy everything else, thats not the mcmod.info
+    from(sourceSets.main.resources.srcDirs) {
+        exclude 'mcmod.info'
+    }
+}
+
+def getManifestAttributes() {
+    def manifestAttributes = [:]
+    if(containsMixinsAndOrCoreModOnly.toBoolean() == false && (usesMixins.toBoolean() || coreModClass)) {
+        manifestAttributes += ["FMLCorePluginContainsFMLMod": true]
+    }
+
+    if(accessTransformersFile) {
+        manifestAttributes += ["FMLAT" : accessTransformersFile.toString()]
+    }
+
+    if(coreModClass) {
+        manifestAttributes += ["FMLCorePlugin": modGroup + "." + coreModClass]
+    }
+
+    if(usesMixins.toBoolean()) {
+        manifestAttributes += [
+                "TweakClass" : "org.spongepowered.asm.launch.MixinTweaker",
+                "MixinConfigs" : "mixins." + modId + ".json",
+                "ForceLoadAsMod" : containsMixinsAndOrCoreModOnly.toBoolean() == false
+        ]
+    }
+    return manifestAttributes
+}
+
+task sourcesJar(type: Jar) {
+    from (sourceSets.main.allJava)
+    from (file("$projectDir/LICENSE"))
+    getArchiveClassifier().set('sources')
+}
+
+task shadowDevJar(type: ShadowJar) {
+    project.configurations.shadeCompile.each { dep ->
+        from(project.zipTree(dep)) {
+            exclude 'META-INF', 'META-INF/**'
+        }
+    }
+
+    from sourceSets.main.output
+    getArchiveClassifier().set("dev")
+
+    manifest {
+        attributes(getManifestAttributes())
+    }
+
+    minimize()  // This will only allow shading for actually used classes
+    configurations = [project.configurations.shadowImplementation, project.configurations.shadowCompile]
+}
+
+task relocateShadowDevJar(type: ConfigureShadowRelocation) {
+    target = tasks.shadowDevJar
+    prefix = modGroup + ".shadow"
+}
+
+task circularResolverJar(type: Jar) {
+    dependsOn(relocateShadowDevJar)
+    dependsOn(shadowDevJar)
+    enabled = false
 }
 
 task devJar(type: Jar) {
+    project.configurations.shadeCompile.each { dep ->
+        from(project.zipTree(dep)) {
+            exclude 'META-INF', 'META-INF/**'
+        }
+    }
+
     from sourceSets.main.output
     getArchiveClassifier().set("dev")
-    manifest commonManifest
+
+    manifest {
+        attributes(getManifestAttributes())
+    }
+
+    if(usesShadowedDependencies.toBoolean()) {
+        dependsOn(circularResolverJar)
+        enabled = false
+    }
+}
+
+task apiJar(type: Jar) {
+    from (sourceSets.main.allJava) {
+        include modGroup.toString().replaceAll("\\.", "/") + "/" + apiPackage.toString().replaceAll("\\.", "/") + '/**'
+    }
+
+    from (sourceSets.main.output) {
+        include modGroup.toString().replaceAll("\\.", "/") + "/" + apiPackage.toString().replaceAll("\\.", "/") + '/**'
+    }
+
+    from (sourceSets.main.resources.srcDirs) {
+        include("LICENSE")
+    }
+
+    getArchiveClassifier().set('api')
 }
 
-// Tell the artifact system about our extra jars
 artifacts {
-    archives sourceJar, devJar
+    if(!noPublishedSources) {
+        archives sourcesJar
+    }
+    archives devJar
+    if(apiPackage) {
+        archives apiJar
+    }
 }
 
-minecraft {
-    srgExtra "PK: org/apache/commons/csv nei/org/apache/commons/csv"
-    srgExtra "PK: org/apache/commons/csv/CSVFormat nei/org/apache/commons/csv/CSVFormat"
-}
+// The gradle metadata includes all of the additional deps that we disabled from POM generation (including forgeBin with no groupID), 
+// and isn't strictly needed with the POM so just disable it.
+tasks.withType(GenerateModuleMetadata) {
+    enabled = false
+}
+
+
+// publishing
+publishing {
+    publications {
+        maven(MavenPublication) {
+            from components.java
+            if(usesShadowedDependencies.toBoolean()) {
+                artifact source: shadowJar, classifier: ""
+            }
+            if(!noPublishedSources) {
+                artifact source: sourcesJar, classifier: "src"
+            }
+            artifact source: usesShadowedDependencies.toBoolean() ? shadowDevJar : devJar, classifier: "dev"
+            if (apiPackage) {
+                artifact source: apiJar, classifier: "api"
+            }
+
+            groupId = System.getenv("ARTIFACT_GROUP_ID") ?: "com.github.GTNewHorizons"
+            artifactId = System.getenv("ARTIFACT_ID") ?: project.name
+            // Using the identified version, not project.version as it has the prepended 1.7.10
+            version = System.getenv("RELEASE_VERSION") ?: identifiedVersion
+            
+            // Remove all non GTNH deps here.
+            // Original intention was to remove an invalid forgeBin being generated without a groupId (mandatory), but
+            // it also removes all of the MC deps
+            pom.withXml {
+                Node pomNode = asNode()
+                pomNode.dependencies.'*'.findAll() {
+                    it.groupId.text() != 'com.github.GTNewHorizons'
+                }.each() {
+                    it.parent().remove(it)
+                }
+            }
+        }
+    }
+
+    repositories {
+        maven {
+            url = "http://jenkins.usrv.eu:8081/nexus/content/repositories/releases"
+            credentials {
+                username = System.getenv("MAVEN_USER") ?: "NONE"
+                password = System.getenv("MAVEN_PASSWORD") ?: "NONE"
+            }
+        }
+    }
+}
+
+// Updating
+task updateBuildScript {
+    doLast {
+        if (performBuildScriptUpdate(projectDir.toString())) return
+
+        print("Build script already up-to-date!")
+    }
+}
+
+if (isNewBuildScriptVersionAvailable(projectDir.toString())) {
+    if (autoUpdateBuildScript.toBoolean()) {
+        performBuildScriptUpdate(projectDir.toString())
+    } else {
+        println("Build script update available! Run 'gradle updateBuildScript'")
+    }
+}
+
+static URL availableBuildScriptUrl() {
+    new URL("https://raw.githubusercontent.com/GTNewHorizons/ExampleMod1.7.10/main/build.gradle")
+}
+
+boolean performBuildScriptUpdate(String projectDir) {
+    if (isNewBuildScriptVersionAvailable(projectDir)) {
+        def buildscriptFile = getFile("build.gradle")
+        availableBuildScriptUrl().withInputStream { i -> buildscriptFile.withOutputStream { it << i } }
+        print("Build script updated. Please REIMPORT the project or RESTART your IDE!")
+        return true
+    }
+    return false
+}
+
+boolean isNewBuildScriptVersionAvailable(String projectDir) {
+    Map parameters = ["connectTimeout": 2000, "readTimeout": 2000]
+
+    String currentBuildScript = getFile("build.gradle").getText()
+    String currentBuildScriptHash = getVersionHash(currentBuildScript)
+    String availableBuildScript = availableBuildScriptUrl().newInputStream(parameters).getText()
+    String availableBuildScriptHash = getVersionHash(availableBuildScript)
+
+    boolean isUpToDate = currentBuildScriptHash.empty || availableBuildScriptHash.empty || currentBuildScriptHash == availableBuildScriptHash
+    return !isUpToDate
+}
+
+static String getVersionHash(String buildScriptContent) {
+    String versionLine = buildScriptContent.find("^//version: [a-z0-9]*")
+    if(versionLine != null) {
+        return versionLine.split(": ").last()
+    }
+    return ""
+}
+
+configure(updateBuildScript) {
+    group = 'forgegradle'
+    description = 'Updates the build script to the latest version'
+}
+
+// Deobfuscation
+
+def deobf(String sourceURL, String fileName) {
+    def bon2File  = "$projectDir/deobf/BON2-2.5.0.jar"
+    def cacheFile = "$projectDir/deobf/out/" + fileName + ".jar"
+    def deobfFile = "$projectDir/deobf/out/" + fileName + "-deobf.jar"
+
+    if(file(deobfFile).exists()) {
+        return files(deobfFile)
+    }
+
+    download {
+        src 'https://github.com/GTNewHorizons/BON2/releases/download/2.5.0/BON2-2.5.0.CUSTOM-all.jar'
+        dest bon2File
+        quiet true
+        overwrite false
+    }
+
+    download {
+        src sourceURL
+        dest cacheFile
+        quiet true
+        overwrite false
+    }
+
+    exec {
+        commandLine 'java', '-jar', bon2File, '--inputJar', cacheFile, '--outputJar', deobfFile, '--mcVer', '1.7.10', '--mappingsVer', 'stable_12', '--notch'
+        workingDir "$projectDir/deobf"
+        standardOutput = new ByteArrayOutputStream()
+    }
+
+    delete(cacheFile)
+    return files(deobfFile)
+}
+
+// Helper methods
+
+def checkPropertyExists(String propertyName) {
+    if (project.hasProperty(propertyName) == false) {
+        throw new GradleException("This project requires a property \"" + propertyName + "\"! Please add it your \"gradle.properties\". You can find all properties and their description here: https://github.com/GTNewHorizons/ExampleMod1.7.10/blob/main/gradle.properties")
+    }
+}
+
+def getFile(String relativePath) {
+    return new File(projectDir, relativePath)
+}

build.properties

@@ -1,5 +0,0 @@
-mc_version=1.7.10
-forge_version=10.13.4.1614-1.7.10
-ccl_version=1.1.3.138
-ccc_version=1.0.7.+
-mod_version=2.1.5-GTNH

dependencies.gradle

@@ -0,0 +1,7 @@
+// Add your dependencies here
+
+dependencies {
+    compile("com.github.GTNewHorizons:CodeChickenLib:1.1.5.1:dev")
+    compile("com.github.GTNewHorizons:CodeChickenCore:1.1.3:dev")
+    shadowImplementation("org.apache.commons:commons-csv:1.5")
+}

dev/net/minecraft/client/gui/inventory/GuiContainer.java

@@ -1,808 +0,0 @@
-package net.minecraft.client.gui.inventory;
-
-import codechicken.nei.guihook.GuiContainerManager;
-import cpw.mods.fml.relauncher.Side;
-import cpw.mods.fml.relauncher.SideOnly;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.Set;
-import net.minecraft.client.Minecraft;
-import net.minecraft.client.gui.FontRenderer;
-import net.minecraft.client.gui.GuiScreen;
-import net.minecraft.client.renderer.OpenGlHelper;
-import net.minecraft.client.renderer.RenderHelper;
-import net.minecraft.client.renderer.texture.TextureMap;
-import net.minecraft.entity.player.InventoryPlayer;
-import net.minecraft.inventory.Container;
-import net.minecraft.inventory.Slot;
-import net.minecraft.item.ItemStack;
-import net.minecraft.util.EnumChatFormatting;
-import net.minecraft.util.IIcon;
-import net.minecraft.util.MathHelper;
-import net.minecraft.util.ResourceLocation;
-import org.lwjgl.input.Keyboard;
-import org.lwjgl.opengl.GL11;
-import org.lwjgl.opengl.GL12;
-
-@SideOnly(Side.CLIENT)
-public abstract class GuiContainer extends GuiScreen
-{
-    protected static final ResourceLocation field_147001_a = new ResourceLocation("textures/gui/container/inventory.png");
-    /** The X size of the inventory window in pixels. */
-    public int xSize = 176;
-    /** The Y size of the inventory window in pixels. */
-    public int ySize = 166;
-    /** A list of the players inventory slots */
-    public Container inventorySlots;
-    /**
-     * Starting X position for the Gui. Inconsistent use for Gui backgrounds.
-     */
-    public int guiLeft;
-    /**
-     * Starting Y position for the Gui. Inconsistent use for Gui backgrounds.
-     */
-    public int guiTop;
-    private Slot theSlot;
-    /** Used when touchscreen is enabled. */
-    private Slot clickedSlot;
-    /** Used when touchscreen is enabled. */
-    private boolean isRightMouseClick;
-    /** Used when touchscreen is enabled */
-    private ItemStack draggedStack;
-    private int field_147011_y;
-    private int field_147010_z;
-    private Slot returningStackDestSlot;
-    private long returningStackTime;
-    /** Used when touchscreen is enabled */
-    private ItemStack returningStack;
-    private Slot field_146985_D;
-    private long field_146986_E;
-    protected final Set field_147008_s = new HashSet();
-    protected boolean field_147007_t;
-    private int field_146987_F;
-    private int field_146988_G;
-    private boolean field_146995_H;
-    private int field_146996_I;
-    private long field_146997_J;
-    private Slot field_146998_K;
-    private int field_146992_L;
-    private boolean field_146993_M;
-    private ItemStack field_146994_N;
-    private static final String __OBFID = "CL_00000737";
-
-    public GuiContainerManager manager;
-
-    public GuiContainer(Container par1Container)
-    {
-        this.inventorySlots = par1Container;
-        this.field_146995_H = true;
-    }
-
-    /**
-     * Adds the buttons (and other controls) to the screen in question.
-     */
-    public void initGui()
-    {
-        super.initGui();
-        this.mc.thePlayer.openContainer = this.inventorySlots;
-        this.guiLeft = (this.width - this.xSize) / 2;
-        this.guiTop = (this.height - this.ySize) / 2;
-    }
-
-    /**
-     * Draws the screen and all the components in it.
-     */
-    public void drawScreen(int par1, int par2, float par3)
-    {
-        manager.preDraw();
-        
-        this.drawDefaultBackground();
-        int k = this.guiLeft;
-        int l = this.guiTop;
-        this.drawGuiContainerBackgroundLayer(par3, par1, par2);
-        GL11.glDisable(GL12.GL_RESCALE_NORMAL);
-        RenderHelper.disableStandardItemLighting();
-        GL11.glDisable(GL11.GL_LIGHTING);
-        GL11.glDisable(GL11.GL_DEPTH_TEST);
-        super.drawScreen(par1, par2, par3);
-        RenderHelper.enableGUIStandardItemLighting();
-        GL11.glPushMatrix();
-        GL11.glTranslatef((float)k, (float)l, 0.0F);
-        GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
-        GL11.glEnable(GL12.GL_RESCALE_NORMAL);
-        this.theSlot = null;
-        short short1 = 240;
-        short short2 = 240;
-        OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, (float)short1 / 1.0F, (float)short2 / 1.0F);
-        GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
-        int k1;
-
-        for (int i1 = 0; i1 < this.inventorySlots.inventorySlots.size(); ++i1)
-        {
-            Slot slot = (Slot)this.inventorySlots.inventorySlots.get(i1);
-            this.func_146977_a(slot);
-
-            if (this.isMouseOverSlot(slot, par1, par2) && slot.func_111238_b() && !manager.objectUnderMouse(par1, par2))
-            {
-                this.theSlot = slot;
-                GL11.glDisable(GL11.GL_LIGHTING);
-                GL11.glDisable(GL11.GL_DEPTH_TEST);
-                int j1 = slot.xDisplayPosition;
-                k1 = slot.yDisplayPosition;
-                GL11.glColorMask(true, true, true, false);
-                this.drawGradientRect(j1, k1, j1 + 16, k1 + 16, -2130706433, -2130706433);
-                GL11.glColorMask(true, true, true, true);
-                GL11.glEnable(GL11.GL_LIGHTING);
-                GL11.glEnable(GL11.GL_DEPTH_TEST);
-            }
-        }
-
-        //Forge: Force lighting to be disabled as there are some issue where lighting would
-        //incorrectly be applied based on items that are in the inventory.
-        GL11.glDisable(GL11.GL_LIGHTING);
-        this.drawGuiContainerForegroundLayer(par1, par2);
-        GL11.glEnable(GL11.GL_LIGHTING);
-        
-        manager.renderObjects(par1, par2);
-
-        InventoryPlayer inventoryplayer = this.mc.thePlayer.inventory;
-        ItemStack itemstack = this.draggedStack == null ? inventoryplayer.getItemStack() : this.draggedStack;
-
-        if (itemstack != null)
-        {
-            byte b0 = 8;
-            k1 = this.draggedStack == null ? 8 : 16;
-            String s = null;
-
-            if (this.draggedStack != null && this.isRightMouseClick)
-            {
-                itemstack = itemstack.copy();
-                itemstack.stackSize = MathHelper.ceiling_float_int((float)itemstack.stackSize / 2.0F);
-            }
-            else if (this.field_147007_t && this.field_147008_s.size() > 1)
-            {
-                itemstack = itemstack.copy();
-                itemstack.stackSize = this.field_146996_I;
-
-                if (itemstack.stackSize == 0)
-                {
-                    s = "" + EnumChatFormatting.YELLOW + "0";
-                }
-            }
-
-            this.drawItemStack(itemstack, par1 - k - b0, par2 - l - k1, s);
-        }
-
-        if (this.returningStack != null)
-        {
-            float f1 = (float)(Minecraft.getSystemTime() - this.returningStackTime) / 100.0F;
-
-            if (f1 >= 1.0F)
-            {
-                f1 = 1.0F;
-                this.returningStack = null;
-            }
-
-            k1 = this.returningStackDestSlot.xDisplayPosition - this.field_147011_y;
-            int j2 = this.returningStackDestSlot.yDisplayPosition - this.field_147010_z;
-            int l1 = this.field_147011_y + (int)((float)k1 * f1);
-            int i2 = this.field_147010_z + (int)((float)j2 * f1);
-            this.drawItemStack(this.returningStack, l1, i2, (String)null);
-        }
-
-        GL11.glPopMatrix();
-        /*
-        if (inventoryplayer.getItemStack() == null && this.theSlot != null && this.theSlot.getHasStack())
-        {
-            ItemStack itemstack1 = this.theSlot.getStack();
-            this.renderToolTip(itemstack1, par1, par2);
-        }
-        */
-        manager.renderToolTips(par1, par2);
-
-        GL11.glEnable(GL11.GL_LIGHTING);
-        GL11.glEnable(GL11.GL_DEPTH_TEST);
-        RenderHelper.enableStandardItemLighting();
-    }
-
-    private void drawItemStack(ItemStack p_146982_1_, int p_146982_2_, int p_146982_3_, String p_146982_4_)
-    {
-        GL11.glTranslatef(0.0F, 0.0F, 32.0F);
-        this.zLevel = 500.0F;
-        itemRender.zLevel = 500.0F;
-        FontRenderer font = null;
-        if (p_146982_1_ != null) font = p_146982_1_.getItem().getFontRenderer(p_146982_1_);
-        if (font == null) font = fontRendererObj;
-        itemRender.renderItemAndEffectIntoGUI(font, this.mc.getTextureManager(), p_146982_1_, p_146982_2_, p_146982_3_);
-        itemRender.renderItemOverlayIntoGUI(font, this.mc.getTextureManager(), p_146982_1_, p_146982_2_, p_146982_3_ - (this.draggedStack == null ? 0 : 8), p_146982_4_);
-        this.zLevel = 0.0F;
-        itemRender.zLevel = 0.0F;
-    }
-
-    /**
-     * Draw the foreground layer for the GuiContainer (everything in front of the items)
-     */
-    protected void drawGuiContainerForegroundLayer(int p_146979_1_, int p_146979_2_) {}
-
-    protected abstract void drawGuiContainerBackgroundLayer(float var1, int var2, int var3);
-
-    private void func_146977_a(Slot p_146977_1_)
-    {
-        int i = p_146977_1_.xDisplayPosition;
-        int j = p_146977_1_.yDisplayPosition;
-        ItemStack itemstack = p_146977_1_.getStack();
-        boolean flag = false;
-        boolean flag1 = p_146977_1_ == this.clickedSlot && this.draggedStack != null && !this.isRightMouseClick;
-        ItemStack itemstack1 = this.mc.thePlayer.inventory.getItemStack();
-        String s = null;
-
-        if (p_146977_1_ == this.clickedSlot && this.draggedStack != null && this.isRightMouseClick && itemstack != null)
-        {
-            itemstack = itemstack.copy();
-            itemstack.stackSize /= 2;
-        }
-        else if (this.field_147007_t && this.field_147008_s.contains(p_146977_1_) && itemstack1 != null)
-        {
-            if (this.field_147008_s.size() == 1)
-            {
-                return;
-            }
-
-            if (Container.func_94527_a(p_146977_1_, itemstack1, true) && this.inventorySlots.canDragIntoSlot(p_146977_1_))
-            {
-                itemstack = itemstack1.copy();
-                flag = true;
-                Container.func_94525_a(this.field_147008_s, this.field_146987_F, itemstack, p_146977_1_.getStack() == null ? 0 : p_146977_1_.getStack().stackSize);
-
-                if (itemstack.stackSize > itemstack.getMaxStackSize())
-                {
-                    s = EnumChatFormatting.YELLOW + "" + itemstack.getMaxStackSize();
-                    itemstack.stackSize = itemstack.getMaxStackSize();
-                }
-
-                if (itemstack.stackSize > p_146977_1_.getSlotStackLimit())
-                {
-                    s = EnumChatFormatting.YELLOW + "" + p_146977_1_.getSlotStackLimit();
-                    itemstack.stackSize = p_146977_1_.getSlotStackLimit();
-                }
-            }
-            else
-            {
-                this.field_147008_s.remove(p_146977_1_);
-                this.func_146980_g();
-            }
-        }
-
-        this.zLevel = 100.0F;
-        itemRender.zLevel = 100.0F;
-
-        if (itemstack == null)
-        {
-            IIcon iicon = p_146977_1_.getBackgroundIconIndex();
-
-            if (iicon != null)
-            {
-                GL11.glDisable(GL11.GL_LIGHTING);
-                this.mc.getTextureManager().bindTexture(TextureMap.locationItemsTexture);
-                this.drawTexturedModelRectFromIcon(i, j, iicon, 16, 16);
-                GL11.glEnable(GL11.GL_LIGHTING);
-                flag1 = true;
-            }
-        }
-
-        if (!flag1)
-        {
-            if (flag)
-            {
-                drawRect(i, j, i + 16, j + 16, -2130706433);
-            }
-
-            GL11.glEnable(GL11.GL_DEPTH_TEST);
-            manager.renderSlotUnderlay(p_146977_1_);
-            manager.drawSlotItem(p_146977_1_, itemstack, i, j, s);
-            manager.renderSlotOverlay(p_146977_1_);
-        }
-
-        itemRender.zLevel = 0.0F;
-        this.zLevel = 0.0F;
-    }
-
-    private void func_146980_g()
-    {
-        ItemStack itemstack = this.mc.thePlayer.inventory.getItemStack();
-
-        if (itemstack != null && this.field_147007_t)
-        {
-            this.field_146996_I = itemstack.stackSize;
-            ItemStack itemstack1;
-            int i;
-
-            for (Iterator iterator = this.field_147008_s.iterator(); iterator.hasNext(); this.field_146996_I -= itemstack1.stackSize - i)
-            {
-                Slot slot = (Slot)iterator.next();
-                itemstack1 = itemstack.copy();
-                i = slot.getStack() == null ? 0 : slot.getStack().stackSize;
-                Container.func_94525_a(this.field_147008_s, this.field_146987_F, itemstack1, i);
-
-                if (itemstack1.stackSize > itemstack1.getMaxStackSize())
-                {
-                    itemstack1.stackSize = itemstack1.getMaxStackSize();
-                }
-
-                if (itemstack1.stackSize > slot.getSlotStackLimit())
-                {
-                    itemstack1.stackSize = slot.getSlotStackLimit();
-                }
-            }
-        }
-    }
-
-    /**
-     * Returns the slot at the given coordinates or null if there is none.
-     */
-    public Slot getSlotAtPosition(int p_146975_1_, int p_146975_2_)
-    {
-        for (int k = 0; k < this.inventorySlots.inventorySlots.size(); ++k)
-        {
-            Slot slot = (Slot)this.inventorySlots.inventorySlots.get(k);
-
-            if (this.isMouseOverSlot(slot, p_146975_1_, p_146975_2_))
-            {
-                return slot;
-            }
-        }
-
-        return null;
-    }
-
-    /**
-     * Called when the mouse is clicked.
-     */
-    protected void mouseClicked(int par1, int par2, int par3)
-    {
-        if (manager.mouseClicked(par1, par2, par3))
-            return;
-
-        super.mouseClicked(par1, par2, par3);
-        
-        boolean flag = par3 == this.mc.gameSettings.keyBindPickBlock.getKeyCode() + 100;
-        Slot slot = this.getSlotAtPosition(par1, par2);
-        long l = Minecraft.getSystemTime();
-        this.field_146993_M = this.field_146998_K == slot && l - this.field_146997_J < 250L && this.field_146992_L == par3;
-        this.field_146995_H = false;
-
-        if (par3 == 0 || par3 == 1 || flag)
-        {
-            int i1 = this.guiLeft;
-            int j1 = this.guiTop;
-            boolean flag1 = par1 < i1 || par2 < j1 || par1 >= i1 + this.xSize || par2 >= j1 + this.ySize;
-            int k1 = -1;
-
-            if (slot != null)
-            {
-                k1 = slot.slotNumber;
-            }
-
-            if (flag1)
-            {
-                k1 = -999;
-            }
-
-            if (this.mc.gameSettings.touchscreen && flag1 && this.mc.thePlayer.inventory.getItemStack() == null)
-            {
-                this.mc.displayGuiScreen((GuiScreen)null);
-                return;
-            }
-
-            if (k1 != -1)
-            {
-                if (this.mc.gameSettings.touchscreen)
-                {
-                    if (slot != null && slot.getHasStack())
-                    {
-                        this.clickedSlot = slot;
-                        this.draggedStack = null;
-                        this.isRightMouseClick = par3 == 1;
-                    }
-                    else
-                    {
-                        this.clickedSlot = null;
-                    }
-                }
-                else if (!this.field_147007_t)
-                {
-                    if (this.mc.thePlayer.inventory.getItemStack() == null)
-                    {
-                        if (par3 == this.mc.gameSettings.keyBindPickBlock.getKeyCode() + 100)
-                        {
-                            managerHandleMouseClick(slot, k1, par3, 3);
-                        }
-                        else
-                        {
-                            boolean flag2 = k1 != -999 && (Keyboard.isKeyDown(42) || Keyboard.isKeyDown(54));
-                            byte b0 = 0;
-
-                            if (flag2)
-                            {
-                                this.field_146994_N = slot != null && slot.getHasStack() ? slot.getStack() : null;
-                                b0 = 1;
-                            }
-                            else if (k1 == -999)
-                            {
-                                b0 = 4;
-                            }
-
-                            managerHandleMouseClick(slot, k1, par3, b0);
-                        }
-
-                        this.field_146995_H = true;
-                    }
-                    else
-                    {
-                        this.field_147007_t = true;
-                        this.field_146988_G = par3;
-                        this.field_147008_s.clear();
-
-                        if (par3 == 0)
-                        {
-                            this.field_146987_F = 0;
-                        }
-                        else if (par3 == 1)
-                        {
-                            this.field_146987_F = 1;
-                        }
-                    }
-                }
-            }
-        }
-
-        this.field_146998_K = slot;
-        this.field_146997_J = l;
-        this.field_146992_L = par3;
-    }
-
-    /**
-     * Called when a mouse button is pressed and the mouse is moved around. Parameters are : mouseX, mouseY,
-     * lastButtonClicked & timeSinceMouseClick.
-     */
-    protected void mouseClickMove(int p_146273_1_, int p_146273_2_, int p_146273_3_, long p_146273_4_)
-    {
-        Slot slot = this.getSlotAtPosition(p_146273_1_, p_146273_2_);
-        ItemStack itemstack = this.mc.thePlayer.inventory.getItemStack();
-        
-        manager.mouseDragged(p_146273_1_, p_146273_2_, p_146273_3_, p_146273_4_);
-
-        if (this.clickedSlot != null && this.mc.gameSettings.touchscreen)
-        {
-            if (p_146273_3_ == 0 || p_146273_3_ == 1)
-            {
-                if (this.draggedStack == null)
-                {
-                    if (slot != this.clickedSlot)
-                    {
-                        this.draggedStack = this.clickedSlot.getStack().copy();
-                    }
-                }
-                else if (this.draggedStack.stackSize > 1 && slot != null && Container.func_94527_a(slot, this.draggedStack, false))
-                {
-                    long i1 = Minecraft.getSystemTime();
-
-                    if (this.field_146985_D == slot)
-                    {
-                        if (i1 - this.field_146986_E > 500L)
-                        {
-                            managerHandleMouseClick(this.clickedSlot, this.clickedSlot.slotNumber, 0, 0);
-                            managerHandleMouseClick(slot, slot.slotNumber, 1, 0);
-                            managerHandleMouseClick(this.clickedSlot, this.clickedSlot.slotNumber, 0, 0);
-                            this.field_146986_E = i1 + 750L;
-                            --this.draggedStack.stackSize;
-                        }
-                    }
-                    else
-                    {
-                        this.field_146985_D = slot;
-                        this.field_146986_E = i1;
-                    }
-                }
-            }
-        }
-        else if (this.field_147007_t && slot != null && itemstack != null && itemstack.stackSize > this.field_147008_s.size() && Container.func_94527_a(slot, itemstack, true) && slot.isItemValid(itemstack) && this.inventorySlots.canDragIntoSlot(slot))
-        {
-            this.field_147008_s.add(slot);
-            this.func_146980_g();
-        }
-    }
-
-    /**
-     * Called when the mouse is moved or a mouse button is released.  Signature: (mouseX, mouseY, which) which==-1 is
-     * mouseMove, which==0 or which==1 is mouseUp
-     */
-    protected void mouseMovedOrUp(int p_146286_1_, int p_146286_2_, int p_146286_3_)
-    {
-        if(manager.overrideMouseUp(p_146286_1_, p_146286_2_, p_146286_3_))
-            return;
-
-        Slot slot = this.getSlotAtPosition(p_146286_1_, p_146286_2_);
-        int l = this.guiLeft;
-        int i1 = this.guiTop;
-        boolean flag = p_146286_1_ < l || p_146286_2_ < i1 || p_146286_1_ >= l + this.xSize || p_146286_2_ >= i1 + this.ySize;
-        int j1 = -1;
-
-        if (slot != null)
-        {
-            j1 = slot.slotNumber;
-        }
-
-        if (flag)
-        {
-            j1 = -999;
-        }
-
-        Slot slot1;
-        Iterator iterator;
-
-        if (this.field_146993_M && slot != null && p_146286_3_ == 0 && this.inventorySlots.func_94530_a((ItemStack)null, slot))
-        {
-            if (isShiftKeyDown())
-            {
-                if (slot != null && slot.inventory != null && this.field_146994_N != null)
-                {
-                    iterator = this.inventorySlots.inventorySlots.iterator();
-
-                    while (iterator.hasNext())
-                    {
-                        slot1 = (Slot)iterator.next();
-
-                        if (slot1 != null && slot1.canTakeStack(this.mc.thePlayer) && slot1.getHasStack() && slot1.inventory == slot.inventory && Container.func_94527_a(slot1, this.field_146994_N, true))
-                        {
-                            managerHandleMouseClick(slot1, slot1.slotNumber, p_146286_3_, 1);
-                        }
-                    }
-                }
-            }
-            else
-            {
-                managerHandleMouseClick(slot, j1, p_146286_3_, 6);
-            }
-
-            this.field_146993_M = false;
-            this.field_146997_J = 0L;
-        }
-        else
-        {
-            if (this.field_147007_t && this.field_146988_G != p_146286_3_)
-            {
-                this.field_147007_t = false;
-                this.field_147008_s.clear();
-                this.field_146995_H = true;
-                return;
-            }
-
-            if (this.field_146995_H)
-            {
-                this.field_146995_H = false;
-                return;
-            }
-
-            boolean flag1;
-
-            if (this.clickedSlot != null && this.mc.gameSettings.touchscreen)
-            {
-                if (p_146286_3_ == 0 || p_146286_3_ == 1)
-                {
-                    if (this.draggedStack == null && slot != this.clickedSlot)
-                    {
-                        this.draggedStack = this.clickedSlot.getStack();
-                    }
-
-                    flag1 = Container.func_94527_a(slot, this.draggedStack, false);
-
-                    if (j1 != -1 && this.draggedStack != null && flag1)
-                    {
-                        managerHandleMouseClick(this.clickedSlot, this.clickedSlot.slotNumber, p_146286_3_, 0);
-                        managerHandleMouseClick(slot, j1, 0, 0);
-
-                        if (this.mc.thePlayer.inventory.getItemStack() != null)
-                        {
-                            managerHandleMouseClick(this.clickedSlot, this.clickedSlot.slotNumber, p_146286_3_, 0);
-                            this.field_147011_y = p_146286_1_ - l;
-                            this.field_147010_z = p_146286_2_ - i1;
-                            this.returningStackDestSlot = this.clickedSlot;
-                            this.returningStack = this.draggedStack;
-                            this.returningStackTime = Minecraft.getSystemTime();
-                        }
-                        else
-                        {
-                            this.returningStack = null;
-                        }
-                    }
-                    else if (this.draggedStack != null)
-                    {
-                        this.field_147011_y = p_146286_1_ - l;
-                        this.field_147010_z = p_146286_2_ - i1;
-                        this.returningStackDestSlot = this.clickedSlot;
-                        this.returningStack = this.draggedStack;
-                        this.returningStackTime = Minecraft.getSystemTime();
-                    }
-
-                    this.draggedStack = null;
-                    this.clickedSlot = null;
-                }
-            }
-            else if (this.field_147007_t && !this.field_147008_s.isEmpty())
-            {
-                managerHandleMouseClick((Slot)null, -999, Container.func_94534_d(0, this.field_146987_F), 5);
-                iterator = this.field_147008_s.iterator();
-
-                while (iterator.hasNext())
-                {
-                    slot1 = (Slot)iterator.next();
-                    managerHandleMouseClick(slot1, slot1.slotNumber, Container.func_94534_d(1, this.field_146987_F), 5);
-                }
-
-                managerHandleMouseClick((Slot)null, -999, Container.func_94534_d(2, this.field_146987_F), 5);
-            }
-            else if (this.mc.thePlayer.inventory.getItemStack() != null)
-            {
-                if (p_146286_3_ == this.mc.gameSettings.keyBindPickBlock.getKeyCode() + 100)
-                {
-                    managerHandleMouseClick(slot, j1, p_146286_3_, 3);
-                }
-                else
-                {
-                    flag1 = j1 != -999 && (Keyboard.isKeyDown(42) || Keyboard.isKeyDown(54));
-
-                    if (flag1)
-                    {
-                        this.field_146994_N = slot != null && slot.getHasStack() ? slot.getStack() : null;
-                    }
-
-                    managerHandleMouseClick(slot, j1, p_146286_3_, flag1 ? 1 : 0);
-                }
-            }
-            else if(p_146286_3_ >= 0)
-                manager.mouseUp(p_146286_1_, p_146286_2_, p_146286_3_);
-        }
-
-        if (this.mc.thePlayer.inventory.getItemStack() == null)
-        {
-            this.field_146997_J = 0L;
-        }
-
-        this.field_147007_t = false;
-    }
-
-    /**
-     * Returns if the passed mouse position is over the specified slot.
-     */
-    private boolean isMouseOverSlot(Slot p_146981_1_, int p_146981_2_, int p_146981_3_)
-    {
-        return this.func_146978_c(p_146981_1_.xDisplayPosition, p_146981_1_.yDisplayPosition, 16, 16, p_146981_2_, p_146981_3_);
-    }
-
-    protected boolean func_146978_c(int p_146978_1_, int p_146978_2_, int p_146978_3_, int p_146978_4_, int p_146978_5_, int p_146978_6_)
-    {
-        int k1 = this.guiLeft;
-        int l1 = this.guiTop;
-        p_146978_5_ -= k1;
-        p_146978_6_ -= l1;
-        return p_146978_5_ >= p_146978_1_ - 1 && p_146978_5_ < p_146978_1_ + p_146978_3_ + 1 && p_146978_6_ >= p_146978_2_ - 1 && p_146978_6_ < p_146978_2_ + p_146978_4_ + 1;
-    }
-
-    protected void handleMouseClick(Slot p_146984_1_, int p_146984_2_, int p_146984_3_, int p_146984_4_)
-    {
-        if (p_146984_1_ != null)
-        {
-            p_146984_2_ = p_146984_1_.slotNumber;
-        }
-
-        manager.handleSlotClick(p_146984_2_, p_146984_3_, p_146984_4_);
-    }
-
-    /**
-     * Fired when a key is typed. This is the equivalent of KeyListener.keyTyped(KeyEvent e).
-     */
-    protected void keyTyped(char par1, int par2)
-    {
-        if(manager.lastKeyTyped(par2, par1))
-            return;
-
-        if (par2 == 1 || par2 == this.mc.gameSettings.keyBindInventory.getKeyCode())
-        {
-            this.mc.thePlayer.closeScreen();
-        }
-
-        this.checkHotbarKeys(par2);
-
-        if (this.theSlot != null && this.theSlot.getHasStack())
-        {
-            if (par2 == this.mc.gameSettings.keyBindPickBlock.getKeyCode())
-            {
-                managerHandleMouseClick(this.theSlot, this.theSlot.slotNumber, 0, 3);
-            }
-            else if (par2 == this.mc.gameSettings.keyBindDrop.getKeyCode())
-            {
-                managerHandleMouseClick(this.theSlot, this.theSlot.slotNumber, isCtrlKeyDown() ? 1 : 0, 4);
-            }
-        }
-    }
-
-    /**
-     * This function is what controls the hotbar shortcut check when you press a number key when hovering a stack.
-     */
-    protected boolean checkHotbarKeys(int p_146983_1_)
-    {
-        if (this.mc.thePlayer.inventory.getItemStack() == null && this.theSlot != null)
-        {
-            for (int j = 0; j < 9; ++j)
-            {
-                if (p_146983_1_ == this.mc.gameSettings.keyBindsHotbar[j].getKeyCode())
-                {
-                    managerHandleMouseClick(this.theSlot, this.theSlot.slotNumber, j, 2);
-                    return true;
-                }
-            }
-        }
-
-        return false;
-    }
-
-    /**
-     * Called when the screen is unloaded. Used to disable keyboard repeat events
-     */
-    public void onGuiClosed()
-    {
-        if (this.mc.thePlayer != null)
-        {
-            this.inventorySlots.onContainerClosed(this.mc.thePlayer);
-        }
-    }
-
-    /**
-     * Returns true if this GUI should pause the game when it is displayed in single-player
-     */
-    public boolean doesGuiPauseGame()
-    {
-        return false;
-    }
-
-    /**
-     * Called from the main game loop to update the screen.
-     */
-    public void updateScreen()
-    {
-        super.updateScreen();
-        manager.updateScreen();
-
-        if (!this.mc.thePlayer.isEntityAlive() || this.mc.thePlayer.isDead)
-        {
-            this.mc.thePlayer.closeScreen();
-        }
-    }
-    
-    public void setWorldAndResolution(Minecraft mc, int i, int j)
-    {
-        super.setWorldAndResolution(mc, i, j);
-        if(mc.currentScreen == this)
-        {
-            manager = new GuiContainerManager(this);
-            manager.load();
-        }
-    }
-    
-    public void handleKeyboardInput()
-    {
-        manager.handleKeyboardInput();
-    }
-    
-    public void handleMouseInput()
-    {
-        super.handleMouseInput();
-        manager.handleMouseWheel();
-    }
-
-	public void managerHandleMouseClick(Slot slot, int slotIndex, int button, int modifiers)
-    {
-        manager.handleMouseClick(slot, slotIndex, button, modifiers);
-    }
-}

gradle.properties

@@ -0,0 +1,60 @@
+modName = NotEnoughItems
+
+# This is a case-sensitive string to identify your mod. Convention is to use lower case.
+modId = NotEnoughItems
+
+modGroup = codechicken.nei
+
+# WHY is there no version field?
+# The build script relies on git to provide a version via tags. It is super easy and will enable you to always know the
+# code base or your binary. Check out this tutorial: https://blog.mattclemente.com/2017/10/13/versioning-with-git-tags/
+
+# Will update your build.gradle automatically whenever an update is available
+autoUpdateBuildScript = false
+
+minecraftVersion = 1.7.10
+forgeVersion = 10.13.4.1614
+
+# Select a username for testing your mod with breakpoints. You may leave this empty for a random user name each time you
+# restart Minecraft in development. Choose this dependent on your mod:
+# Do you need consistent player progressing (for example Thaumcraft)? -> Select a name
+# Do you need to test how your custom blocks interacts with a player that is not the owner? -> leave name empty
+developmentEnvironmentUserName = "Developer"
+
+# Define a source file of your project with:
+# public static final String VERSION = "GRADLETOKEN_VERSION";
+# The string's content will be replaced with your mods version when compiled. You should use this to specify your mod's
+# version in @Mod([...], version = VERSION, [...])
+# Leave these properties empty to skip individual token replacements
+replaceGradleTokenInFile = NEIModContainer.java
+gradleTokenModId = GRADLETOKEN_MODID
+gradleTokenModName = GRADLETOKEN_MODNAME
+gradleTokenVersion = GRADLETOKEN_VERSION
+gradleTokenGroupName =
+
+# In case your mod provides an API for other mods to implement you may declare its package here. Otherwise you can
+# leave this property empty.
+# Example value: apiPackage = api + modGroup = com.myname.mymodid -> com.myname.mymodid.api
+apiPackage =
+
+# Specify the configuration file for Forge's access transformers here. I must be placed into /src/main/resources/META-INF/
+# Example value: mymodid_at.cfg
+accessTransformersFile = nei_at.cfg
+
+# Provides setup for Mixins if enabled. If you don't know what mixins are: Keep it disabled!
+usesMixins = false
+# Specify the location of your implementation of IMixinPlugin. Leave it empty otherwise.
+mixinPlugin =
+# Specify the package that contains all of your Mixins. You may only place Mixins in this package or the build will fail!
+mixinsPackage =
+# Specify the core mod entry class if you use a core mod. This class must implement IFMLLoadingPlugin!
+# This parameter is for legacy compatability only
+# Example value: coreModClass = asm.FMLPlugin + modGroup = com.myname.mymodid -> com.myname.mymodid.asm.FMLPlugin
+coreModClass = asm.NEICorePlugin
+# If your project is only a consolidation of mixins or a core mod and does NOT contain a 'normal' mod ( = some class
+# that is annotated with @Mod) you want this to be true. When in doubt: leave it on false!
+containsMixinsAndOrCoreModOnly = true
+
+# If enabled, you may use 'shadowImplementation' for dependencies. They will be integrated in your jar. It is your
+# responsibility check the licence and request permission for distribution, if required.
+usesShadowedDependencies = true

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.9.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

jitpack.yml

@@ -0,0 +1,2 @@
+before_install:
+  - ./gradlew setupCIWorkspace

repositories.gradle

@@ -0,0 +1,12 @@
+// Add any additional repositiroes for your dependencies here
+
+repositories {
+    mavenCentral()
+    maven {
+        name = "GTNH Maven"
+        url = "http://jenkins.usrv.eu:8081/nexus/content/groups/public/"
+    }
+    maven {
+        url = "https://jitpack.io"
+    }
+}

resources/neimod.info

@@ -1,21 +0,0 @@
-[
-{
-  "modid": "NotEnoughItems",
-  "name": "Not Enough Items",
-  "version": "${version}",
-  "mcversion": "${mc_version}",
-  "description": "Recipe Viewer, Inventory Manager, Item Spawner, Cheats and more; GTNH Version
-
-
-<plugins>
-
-Supporters: EmuCraft Team, Victor Zimmer, lexi85, Ace_Trainer_Tullius, Bacon_Donut, Iarinu",
-  "url": "http://www.minecraftforum.net/topic/909223",
-  "credits": "Alexandria - original idea",
-  "license": "LGPL-3.0",
-  "authorList": [ "ChickenBones", "mitchej123" ],
-  "dependencies": [
-     "CodeChickenCore"
-  ]
-}
-]

settings.gradle

@@ -1,19 +0,0 @@
-/*
- * This settings file was auto generated by the Gradle buildInit task
- * by 'sunstrike' at '21/11/13 14:14' with Gradle 1.9
- *
- * The settings file is used to specify which projects to include in your build.
- * In a single project build this file can be empty or even removed.
- *
- * Detailed information about configuring a multi-project build in Gradle can be found
- * in the user guide at http://gradle.org/docs/1.9/userguide/multi_project_builds.html
- */
-
-/*
-// To declare projects as part of a multi-project build use the 'include' method
-include 'shared'
-include 'api'
-include 'services:webservice'
-*/
-
-rootProject.name = 'NotEnoughItems'

src/codechicken/nei/BookmarkPanel.java

@@ -1,174 +0,0 @@
-package codechicken.nei;
-
-import codechicken.nei.util.NBTJson;
-import com.google.gson.JsonParser;
-import com.google.gson.JsonSyntaxException;
-import cpw.mods.fml.common.registry.GameData;
-import net.minecraft.client.gui.inventory.GuiContainer;
-import net.minecraft.item.Item;
-import net.minecraft.item.ItemStack;
-import net.minecraft.nbt.NBTTagCompound;
-import org.apache.commons.io.IOUtils;
-
-import java.io.File;
-import java.io.FileReader;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.List;
-
-/*
- * TODO:
- *   1) Bookmark button to toggle visibility
- */
-public class BookmarkPanel extends ItemPanel {
-
-    public void init() {
-        super.init();
-    }
-
-    @Override
-    protected void setItems() {
-        realItems = _items;
-    }
-
-    public String getLabelText() {
-        return super.getLabelText() + " [" + realItems.size() + "]";
-    }
-
-    public void addOrRemoveItem(ItemStack item) {
-        ItemStack normalized = normalize(item);
-        if(!remove(normalized)) {
-            _items.add(normalized);
-        }
-        saveBookmarks();
-    }
-
-    public static NBTTagCompound itemStackToNBT(ItemStack stack, NBTTagCompound nbTag)
-    {
-        String strId = Item.itemRegistry.getNameForObject(stack.getItem());
-        nbTag.setString("strId", strId);
-        nbTag.setByte("Count", (byte)stack.stackSize);
-        nbTag.setShort("Damage", (short)stack.getItemDamage());
-
-        if (stack.stackTagCompound != null)
-        {
-            nbTag.setTag("tag", stack.stackTagCompound);
-        }
-
-        return nbTag;
-    }
-
-    public static ItemStack loadFromNBT(NBTTagCompound nbtTag)
-    {
-        if (!nbtTag.hasKey("id")) {
-            final short id = (short)GameData.getItemRegistry().getId(nbtTag.getString("strId"));
-             nbtTag.setShort("id", id);
-        }
-        ItemStack stack = ItemStack.loadItemStackFromNBT(nbtTag);
-        return stack;
-    }
-
-    public void saveBookmarks() {
-        List<String> strings = new ArrayList<>();
-        for (ItemStack item:_items) {
-            strings.add(NBTJson.toJson(itemStackToNBT(item, new NBTTagCompound())));
-        }
-        File file = NEIClientConfig.bookmarkFile;
-        if(file != null) {
-            try(FileWriter writer = new FileWriter(file)) {
-                IOUtils.writeLines(strings, "\n", writer);
-            } catch (IOException e) {
-                NEIClientConfig.logger.error("Filed to save bookmarks list to file {}", file, e);
-            }
-        }
-    }
-
-    public void loadBookmarks() {
-        File file = NEIClientConfig.bookmarkFile;
-        if (file == null || !file.exists()) {
-            return;
-        }
-        List<String> itemStrings;
-        try (FileReader reader = new FileReader(file)) {
-            NEIClientConfig.logger.info("Loading bookmarks from file {}", file);
-            itemStrings = IOUtils.readLines(reader);
-        } catch (IOException e) {
-            NEIClientConfig.logger.error("Failed to load bookmarks from file {}", file, e);
-            return;
-        }
-        _items.clear();
-        JsonParser parser = new JsonParser();
-        for (String itemStr: itemStrings) {
-            try {
-                NBTTagCompound itemStackNBT = (NBTTagCompound) NBTJson.toNbt(parser.parse(itemStr));
-                ItemStack itemStack = loadFromNBT(itemStackNBT);
-                if (itemStack != null) {
-                    _items.add(itemStack);
-                } else {
-                    NEIClientConfig.logger.warn("Failed to load bookmarked ItemStack from json string, the item no longer exists:\n{}", itemStr);
-                }
-            } catch (IllegalArgumentException | JsonSyntaxException e) {
-                NEIClientConfig.logger.error("Failed to load bookmarked ItemStack from json string:\n{}", itemStr);
-            }
-        }
-    }
-
-    protected ItemStack normalize(ItemStack item) {
-        ItemStack copy = item.copy();
-        copy.stackSize = 1;
-        return copy;
-    }
-    private boolean remove(ItemStack item) {
-        int i = 0;
-        for (ItemStack existing : _items) {
-            if (existing == item || existing.isItemEqual(item)) {
-                _items.remove(i);
-                return true;
-            }
-            i++;
-        }
-        return false;
-    }
-
-    @Override
-    public int getX(GuiContainer gui) {
-        return 5;
-    }
-
-    @Override
-    public int getMarginLeft() {
-        return 5;
-    }
-
-
-    @Override
-    public int getButtonTop() {
-        LayoutStyleMinecraft layout = (LayoutStyleMinecraft)LayoutManager.getLayoutStyle();
-        return 2 + (((int)Math.ceil((double)layout.buttonCount / layout.numButtons)) * 18);
-    }
-
-    @Override
-    public int getNextX(GuiContainer gui) {
-        return gui.width - prev.w - 2 - ((gui.xSize + gui.width) /2 + 2) - 16;
-    }
-
-    @Override
-    public int getPrevX(GuiContainer gui) {
-        return 2;
-    }
-
-    @Override
-    public int getPageX(GuiContainer gui) {
-        return gui.guiLeft * 3 / 2 + gui.xSize + 1 - ((gui.xSize + gui.width) / 2 + 2) - 16;
-    }
-
-    public int getHightAdjustment() {
-        return 0;
-    }
-
-    public int getWidth(GuiContainer gui) {
-        return LayoutManager.getLeftSize(gui) - ( (gui.xSize + gui.width) / 2 + 3 ) - 16;
-    }
-
-}

src/codechicken/nei/ItemPanel.java

@@ -1,496 +0,0 @@
-package codechicken.nei;
-
-import codechicken.lib.vec.Rectangle4i;
-import codechicken.nei.api.GuiInfo;
-import codechicken.nei.api.INEIGuiHandler;
-import codechicken.nei.guihook.GuiContainerManager;
-import codechicken.nei.recipe.GuiCraftingRecipe;
-import codechicken.nei.recipe.GuiRecipe;
-import codechicken.nei.recipe.GuiUsageRecipe;
-import net.minecraft.client.gui.inventory.GuiContainer;
-import net.minecraft.inventory.Slot;
-import net.minecraft.item.ItemStack;
-
-import java.util.ArrayList;
-
-import static codechicken.lib.gui.GuiDraw.drawRect;
-import static codechicken.nei.NEIClientConfig.canPerformAction;
-
-public class ItemPanel extends Widget {
-    /**
-     *  Backwards compat :-/
-     */
-    public static ArrayList<ItemStack> items = new ArrayList<>();
-
-    /**
-     * Should not be externally modified, use updateItemList
-     */
-    public ArrayList<ItemStack> realItems = new ArrayList<>();
-    /**
-     * Swapped into visible items on update
-     */
-    protected ArrayList<ItemStack> _items = realItems;
-
-    public ArrayList<ItemStack> getItems() {
-        return realItems;
-    }
-
-    public static void updateItemList(ArrayList<ItemStack> newItems) {
-        ItemPanels.itemPanel._items = newItems;
-    }
-
-    public class ItemPanelSlot
-    {
-        public ItemStack item;
-        public int slotIndex;
-
-        public ItemPanelSlot(int index) {
-            item = realItems.get(index);
-            slotIndex = index;
-        }
-    }
-
-    public ItemStack draggedStack;
-    public int mouseDownSlot = -1;
-
-    public Button prev;
-    public Button next;
-    public Label pageLabel;
-
-
-    private int marginLeft;
-    private int marginTop;
-    private int rows;
-    private int columns;
-
-    private boolean[] validSlotMap;
-    private int firstIndex;
-    private int itemsPerPage;
-
-    private int page;
-    private int numPages;
-
-
-
-    public void init() {
-        pageLabel = new Label("(0/0)", true);
-
-        prev = new Button("Prev")
-        {
-            public boolean onButtonPress(boolean rightclick) {
-                if (!rightclick) {
-                    scroll(-1);
-                    return true;
-                }
-                return false;
-            }
-
-            @Override
-            public String getRenderLabel() {
-                return "<";
-            }
-        };
-        next = new Button("Next")
-        {
-            public boolean onButtonPress(boolean rightclick) {
-                if (!rightclick) {
-                    scroll(1);
-                    return true;
-                }
-                return false;
-            }
-
-            @Override
-            public String getRenderLabel() {
-                return ">";
-            }
-        };
-    }
-
-    public int getX(GuiContainer gui) {
-        return (gui.xSize + gui.width) / 2 + 3;
-    }
-
-    public int getMarginLeft() {
-        return x + (w % 18) / 2;
-    }
-
-    public int getMarginTop() {
-        return y + (h % 18) / 2;
-    }
-
-    public int getButtonTop() {
-        return 2;
-    }
-
-    public int getNextX(GuiContainer gui) {
-        return gui.width - prev.w - 2;
-    }
-
-    public int getPrevX(GuiContainer gui) {
-        return (gui.xSize + gui.width) / 2 + 2;
-    }
-
-    public int getPageX(GuiContainer gui) {
-        return gui.guiLeft * 3 / 2 + gui.xSize + 1;
-    }
-
-    public int getHeight(GuiContainer gui) {
-        return gui.height - 15 - y + getHightAdjustment();
-    }
-
-    public int getHightAdjustment() {
-        int hAdj = 0;
-        if (!canPerformAction("item"))
-            hAdj += 15;
-        return hAdj;
-    }
-
-    public int getWidth(GuiContainer gui) {
-        return LayoutManager.getSideWidth(gui) - x;
-    }
-
-    public String getLabelText() {
-        return pageLabel.text = "(" + getPage() + "/" + getNumPages() + ")";
-    }
-
-    protected void setItems() {
-        realItems = _items;
-
-        // Backwards compat
-        ItemPanels.itemPanel._items = _items;
-    }
-
-    public void resize(GuiContainer gui) {
-        setItems();
-        final int buttonHeight = 16;
-        final int buttonWidth = 16;
-
-        prev.x = getPrevX(gui);
-        prev.y = getButtonTop();
-        prev.h = buttonHeight;
-        prev.w = buttonWidth;
-
-        next.x = getNextX(gui);
-        next.y = getButtonTop();
-        next.h = buttonHeight;
-        next.w = buttonWidth;
-
-        pageLabel.x = getPageX(gui);
-        pageLabel.y = prev.y + 5;
-        pageLabel.text = getLabelText();
-
-        y = prev.h + prev.y;
-        x = getX(gui);
-        w = getWidth(gui);
-        h = getHeight(gui);
-
-        marginLeft = getMarginLeft();
-        marginTop = getMarginTop();
-        columns = w / 18;
-        rows = h / 18;
-        //sometimes width and height can be negative with certain resizing
-        if(rows < 0) rows = 0;
-        if(columns < 0) columns = 0;
-
-        calculatePage();
-        updateValidSlots();
-    }
-
-    private void calculatePage() {
-        if (itemsPerPage == 0)
-            numPages = 0;
-        else
-            numPages = (int) Math.ceil((float) realItems.size() / (float) itemsPerPage);
-
-        if (firstIndex >= realItems.size())
-            firstIndex = 0;
-
-        if (numPages == 0)
-            page = 0;
-        else
-            page = firstIndex / itemsPerPage + 1;
-    }
-
-    public void setVisible() {
-        LayoutManager.addWidget(prev);
-        LayoutManager.addWidget(next);
-        LayoutManager.addWidget(pageLabel);
-
-    }
-    private void updateValidSlots() {
-        GuiContainer gui = NEIClientUtils.getGuiContainer();
-        validSlotMap = new boolean[rows * columns];
-        itemsPerPage = 0;
-        for (int i = 0; i < validSlotMap.length; i++)
-            if (slotValid(gui, i)) {
-                validSlotMap[i] = true;
-                itemsPerPage++;
-            }
-    }
-
-    private boolean slotValid(GuiContainer gui, int i) {
-        Rectangle4i rect = getSlotRect(i);
-        try {
-            GuiInfo.readLock.lock();
-            if(GuiInfo.guiHandlers.stream().anyMatch(handler -> handler.hideItemPanelSlot(gui, rect.x, rect.y, rect.w, rect.h)))
-                return false;
-        } finally {
-            GuiInfo.readLock.unlock();
-        }
-        return true;
-    }
-
-    public Rectangle4i getSlotRect(int i) {
-        return getSlotRect(i / columns, i % columns);
-    }
-
-    public Rectangle4i getSlotRect(int row, int column) {
-        return new Rectangle4i(marginLeft + column * 18, marginTop + row * 18, 18, 18);
-    }
-
-    @Override
-    public void draw(int mousex, int mousey) {
-        if (itemsPerPage == 0)
-            return;
-
-        GuiContainerManager.enableMatrixStackLogging();
-        int index = firstIndex;
-        for (int i = 0; i < rows * columns && index < realItems.size(); i++) {
-            if (validSlotMap[i]) {
-                Rectangle4i rect = getSlotRect(i);
-                if (rect.contains(mousex, mousey))
-                    drawRect(rect.x, rect.y, rect.w, rect.h, 0xee555555);//highlight
-
-                GuiContainerManager.drawItem(rect.x + 1, rect.y + 1, realItems.get(index));
-
-                index++;
-            }
-        }
-        GuiContainerManager.disableMatrixStackLogging();
-    }
-
-    @Override
-    public void postDraw(int mousex, int mousey) {
-        if (draggedStack != null) {
-            GuiContainerManager.drawItems.zLevel += 100;
-            GuiContainerManager.drawItem(mousex - 8, mousey - 8, draggedStack);
-            GuiContainerManager.drawItems.zLevel -= 100;
-        }
-    }
-
-    @Override
-    public void mouseDragged(int mousex, int mousey, int button, long heldTime) {
-        if (mouseDownSlot >= 0 && draggedStack == null && NEIClientUtils.getHeldItem() == null &&
-            NEIClientConfig.hasSMPCounterPart() && !GuiInfo.hasCustomSlots(NEIClientUtils.getGuiContainer())) {
-            ItemPanelSlot mouseOverSlot = getSlotMouseOver(mousex, mousey);
-            ItemStack stack = new ItemPanelSlot(mouseDownSlot).item;
-            if (stack != null && (mouseOverSlot == null || mouseOverSlot.slotIndex != mouseDownSlot || heldTime > 500)) {
-                int amount = NEIClientConfig.getItemQuantity();
-                if (amount == 0)
-                    amount = stack.getMaxStackSize();
-
-                draggedStack = NEIServerUtils.copyStack(stack, amount);
-            }
-        }
-    }
-
-    @Override
-    public boolean handleClick(int mousex, int mousey, int button) {
-        if (handleDraggedClick(mousex, mousey, button))
-            return true;
-
-        if (NEIClientUtils.getHeldItem() != null) {
-            try {
-                GuiInfo.readLock.lock();
-                if (GuiInfo.guiHandlers.stream().anyMatch(handler -> handler.hideItemPanelSlot(NEIClientUtils.getGuiContainer(), mousex, mousey, 1, 1)))
-                    return false;
-            } finally {
-                GuiInfo.readLock.unlock();
-            }
-
-            if (NEIClientConfig.canPerformAction("delete") && NEIClientConfig.canPerformAction("item"))
-                if (button == 1)
-                    NEIClientUtils.decreaseSlotStack(-999);
-                else
-                    NEIClientUtils.deleteHeldItem();
-            else
-                NEIClientUtils.dropHeldItem();
-
-            return true;
-        }
-
-        ItemPanelSlot hoverSlot = getSlotMouseOver(mousex, mousey);
-        if (hoverSlot != null) {
-            if (button == 2) {
-                ItemStack stack = hoverSlot.item;
-                if (stack != null) {
-                    int amount = NEIClientConfig.getItemQuantity();
-                    if (amount == 0)
-                        amount = stack.getMaxStackSize();
-
-                    draggedStack = NEIServerUtils.copyStack(stack, amount);
-                }
-            } else {
-                mouseDownSlot = hoverSlot.slotIndex;
-            }
-            return true;
-        }
-        return false;
-    }
-
-    private boolean handleDraggedClick(int mousex, int mousey, int button) {
-        if (draggedStack == null)
-            return false;
-
-        GuiContainer gui = NEIClientUtils.getGuiContainer();
-        boolean handled = false;
-        try {
-            GuiInfo.readLock.lock();
-            for (INEIGuiHandler handler : GuiInfo.guiHandlers) {
-                if (handler.handleDragNDrop(gui, mousex, mousey, draggedStack, button)) {
-                    handled = true;
-                    if (draggedStack.stackSize == 0) {
-                        draggedStack = null;
-                        return true;
-                    }
-                }
-            }
-        } finally {
-            GuiInfo.readLock.unlock();
-        }
-        
-        if (handled)
-            return true;
-
-        Slot overSlot = gui.getSlotAtPosition(mousex, mousey);
-        if (overSlot != null && overSlot.isItemValid(draggedStack)) {
-            if (NEIClientConfig.canCheatItem(draggedStack)) {
-                int contents = overSlot.getHasStack() ? overSlot.getStack().stackSize : 0;
-                int add = button == 0 ? draggedStack.stackSize : 1;
-                if (overSlot.getHasStack() && !NEIServerUtils.areStacksSameType(draggedStack, overSlot.getStack()))
-                    contents = 0;
-                int total = Math.min(contents + add, Math.min(overSlot.getSlotStackLimit(), draggedStack.getMaxStackSize()));
-
-                if (total > contents) {
-                    NEIClientUtils.setSlotContents(overSlot.slotNumber, NEIServerUtils.copyStack(draggedStack, total), true);
-                    NEICPH.sendGiveItem(NEIServerUtils.copyStack(draggedStack, total), false, false);
-                    draggedStack.stackSize -= total - contents;
-                }
-                if (draggedStack.stackSize == 0)
-                    draggedStack = null;
-            } else {
-                draggedStack = null;
-            }
-        } else if (mousex < gui.guiLeft || mousey < gui.guiTop || mousex >= gui.guiLeft + gui.xSize || mousey >= gui.guiTop + gui.ySize) {
-            draggedStack = null;
-        }
-
-        return true;
-    }
-
-    @Override
-    public boolean handleClickExt(int mousex, int mousey, int button) {
-        return handleDraggedClick(mousex, mousey, button);
-    }
-
-    @Override
-    public void mouseUp(int mousex, int mousey, int button) {
-        ItemPanelSlot hoverSlot = getSlotMouseOver(mousex, mousey);
-        if (hoverSlot != null && hoverSlot.slotIndex == mouseDownSlot && draggedStack == null) {
-            ItemStack item = hoverSlot.item;
-            if (NEIController.manager.window instanceof GuiRecipe || !NEIClientConfig.canCheatItem(item)) {
-                if (button == 0)
-                    GuiCraftingRecipe.openRecipeGui("item", item);
-                else if (button == 1)
-                    GuiUsageRecipe.openRecipeGui("item", item);
-
-                draggedStack = null;
-                mouseDownSlot = -1;
-                return;
-            }
-
-            NEIClientUtils.cheatItem(item, button, -1);
-        }
-
-        mouseDownSlot = -1;
-    }
-
-    @Override
-    public boolean onMouseWheel(int i, int mousex, int mousey) {
-        if (!contains(mousex, mousey))
-            return false;
-
-        scroll(-i);
-        return true;
-    }
-
-    @Override
-    public boolean handleKeyPress(int keyID, char keyChar) {
-        if (keyID == NEIClientConfig.getKeyBinding("gui.next")) {
-            scroll(1);
-            return true;
-        }
-        if (keyID == NEIClientConfig.getKeyBinding("gui.prev")) {
-            scroll(-1);
-            return true;
-        }
-        return false;
-    }
-
-    @Override
-    public ItemStack getStackMouseOver(int mousex, int mousey) {
-        ItemPanelSlot slot = getSlotMouseOver(mousex, mousey);
-        return slot == null ? null : slot.item;
-    }
-
-    public ItemPanelSlot getSlotMouseOver(int mousex, int mousey) {
-        int index = firstIndex;
-        for (int i = 0; i < rows * columns && index < realItems.size(); i++)
-            if (validSlotMap[i]) {
-                if (getSlotRect(i).contains(mousex, mousey))
-                    return new ItemPanelSlot(index);
-                index++;
-            }
-
-        return null;
-    }
-
-    public void scroll(int i) {
-        if (itemsPerPage != 0) {
-            int oldIndex = firstIndex;
-            firstIndex += i * itemsPerPage;
-            if (firstIndex >= realItems.size())
-                firstIndex = 0;
-            if (firstIndex < 0)
-                if (oldIndex > 0)
-                    firstIndex = 0;
-                else
-                    firstIndex = (realItems.size() - 1) / itemsPerPage * itemsPerPage;
-
-            calculatePage();
-        }
-    }
-
-    public int getPage() {
-        return page;
-    }
-
-    public int getNumPages() {
-        return numPages;
-    }
-
-    @Override
-    public boolean contains(int px, int py) {
-        GuiContainer gui = NEIClientUtils.getGuiContainer();
-        Rectangle4i rect = new Rectangle4i(px, py, 1, 1);
-        try {
-            GuiInfo.readLock.lock();
-            if(GuiInfo.guiHandlers.stream().anyMatch(handler -> handler.hideItemPanelSlot(gui, rect.x, rect.y, rect.w, rect.h)))
-                return false;
-        } finally {
-            GuiInfo.readLock.unlock();
-        }
-        return super.contains(px, py);
-    }
-}

src/codechicken/nei/config/IMCHandler.java

@@ -1,87 +0,0 @@
-package codechicken.nei.config;
-
-import codechicken.nei.NEIClientConfig;
-import codechicken.nei.recipe.GuiRecipeTab;
-import codechicken.nei.recipe.HandlerInfo;
-import cpw.mods.fml.common.FMLLog;
-import cpw.mods.fml.common.Loader;
-import cpw.mods.fml.common.event.FMLInterModComms;
-import net.minecraft.nbt.NBTTagCompound;
-
-import java.util.List;
-
-public class IMCHandler {
-    private IMCHandler() {}
-    
-    public static void processIMC(List<FMLInterModComms.IMCMessage> messages) {
-        for (FMLInterModComms.IMCMessage message : messages) {
-            String type = message.key;
-            if (type == null || type.isEmpty()) continue;
-            
-            if(type.equals("registerHandlerInfo")) {
-                if (!message.isNBTMessage())  {
-                    logInvalidMessage(message, "NBT");
-                    continue;
-                }
-                final NBTTagCompound tag = message.getNBTValue();
-                final String handler = tag.getString("handler");
-                NEIClientConfig.logger.info("Processing registerHandlerInfo `" + handler + "` from " + message.getSender());
-                
-                final String modName = tag.getString("modName");
-                final String modId = tag.getString("modId");
-                final boolean requiresMod = tag.getBoolean("modRequired");
-                final String excludedModId = tag.hasKey("excludedModId") ? tag.getString("excludedModId") : null;
-
-                if(handler.equals("") || modName.equals("") || modId.equals("")) {
-                    NEIClientConfig.logger.warn("Missing relevant information to registerHandlerInfo!");
-                    continue;
-                }
-                
-                if (requiresMod && !Loader.isModLoaded(modId)) continue;
-                if (excludedModId != null && Loader.isModLoaded(excludedModId)) continue;
-
-                HandlerInfo info = new HandlerInfo(handler, modName, modId, requiresMod, excludedModId);
-                final String imageResource = tag.hasKey("imageResource") ? tag.getString("imageResource") : null;
-                if(imageResource != null && !imageResource.equals("")) {
-                    info.setImage(imageResource, tag.getInteger("imageX"), tag.getInteger("imageY"), tag.getInteger("imageWidth"), tag.getInteger("imageHeight"));
-                }
-                if(!info.hasImageOrItem()) {
-                    final String itemName = tag.getString("itemName");
-                    if (itemName != null && !itemName.equals("")) {
-                        info.setItem(itemName, tag.hasKey("nbtInfo") ? tag.getString("nbtInfo") : null);
-                    }
-                }
-                final int yShift = tag.hasKey("yShift") ? tag.getInteger("yShift") : 0;
-                info.setYShift(yShift);
-
-                try {
-                    final int imageHeight = tag.hasKey("handlerHeight") ? tag.getInteger("handlerHeight") : HandlerInfo.DEFAULT_HEIGHT;
-                    final int imageWidth = tag.hasKey("handlerWidth") ? tag.getInteger("handlerWidth") : HandlerInfo.DEFAULT_WIDTH;
-                    final int maxRecipesPerPage = tag.hasKey("maxRecipesPerPage") ? tag.getInteger("maxRecipesPerPage") : HandlerInfo.DEFAULT_MAX_PER_PAGE;
-                    info.setHandlerDimensions(imageHeight, imageWidth, maxRecipesPerPage);
-                } catch (NumberFormatException ignored) {
-                    NEIClientConfig.logger.info("Error setting handler dimensions for " + handler);
-                }
-
-                GuiRecipeTab.handlerMap.remove(handler);
-                GuiRecipeTab.handlerMap.put(handler, info);
-            } else if(type.equals("removeHandlerInfo")) {
-                if (!message.isNBTMessage())  {
-                    logInvalidMessage(message, "NBT");
-                    continue;
-                }
-                final NBTTagCompound tag = message.getNBTValue();
-                final String handler = tag.getString("handler");
-                NEIClientConfig.logger.info("Processing removeHandlerInfo `" + handler + "` from " + message.getSender());
-                
-                GuiRecipeTab.handlerMap.remove(handler);
-            }
-
-        }
-    }
-
-
-    private static void logInvalidMessage(FMLInterModComms.IMCMessage message, String type) {
-        FMLLog.bigWarning(String.format("Received invalid IMC '%s' from %s. Not a %s Message.", message.key, message.getSender(), type));
-    }
-}

src/main/java/codechicken/nei/BookmarkPanel.java

@@ -0,0 +1,818 @@
+package codechicken.nei;
+
+import codechicken.core.CommonUtils;
+import codechicken.lib.vec.Rectangle4i;
+import codechicken.nei.util.NBTJson;
+import codechicken.nei.recipe.StackInfo;
+import codechicken.nei.recipe.BookmarkRecipeId;
+import codechicken.nei.guihook.GuiContainerManager;
+import com.google.gson.JsonParser;
+import com.google.gson.JsonPrimitive;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonSyntaxException;
+import net.minecraft.client.gui.inventory.GuiContainer;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NBTTagCompound;
+import org.apache.commons.io.IOUtils;
+
+import static codechicken.lib.gui.GuiDraw.getMousePosition;
+import static codechicken.lib.gui.GuiDraw.drawRect;
+
+import java.awt.Point;
+import java.io.File;
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.HashMap;
+
+public class BookmarkPanel extends ItemPanel
+{
+
+    protected File bookmarkFile;
+    protected boolean bookmarksIsLoaded = false;
+    public int sortedStackIndex = -1;
+    public int sortedNamespaceIndex = -1;
+
+
+    public Button namespacePrev;
+    public Button namespaceNext;
+    public Label namespaceLabel;
+
+
+    protected ArrayList<BookmarkGrid> namespaces = new ArrayList<>();
+    public int activeNamespaceIndex = 0;
+
+
+    protected static class BookmarkStackMeta
+    {
+        public int factor;
+        public BookmarkRecipeId recipeId;
+        public boolean ingredient = false;
+
+
+        public BookmarkStackMeta(BookmarkRecipeId recipeId, int count, boolean ingredient)
+        {
+            this.recipeId = recipeId;
+            this.factor = count;
+            this.ingredient = ingredient;
+        }
+
+    }
+
+    protected static class BookmarkGrid extends ItemsGrid
+    {
+        protected List<BookmarkStackMeta> metadata = new ArrayList<>();
+
+        public int indexOf(ItemStack stackA, BookmarkRecipeId recipeId)
+        {
+            final boolean useNBT = NEIClientConfig.useNBTInBookmarks();
+        
+            for (int idx = 0; idx < realItems.size(); idx++) {
+                final BookmarkStackMeta meta = getMetadata(idx);
+                if ((recipeId == null && meta.recipeId == null || recipeId != null && meta.recipeId != null && recipeId.equals(meta.recipeId)) && StackInfo.equalItemAndNBT(stackA, realItems.get(idx), useNBT)) {
+                    return idx;
+                }
+            }
+    
+            return -1;
+        }
+
+        public BookmarkStackMeta getMetadata(int idx)
+        {
+            return metadata.get(idx);
+        }
+        
+        public void addItem(ItemStack stackA, BookmarkStackMeta meta)
+        {
+            realItems.add(stackA);
+            metadata.add(meta);
+        }
+
+        public void replaceItem(int idx, ItemStack stack)
+        {
+            realItems.set(idx, stack);
+        }
+
+        public void removeRecipe(int idx, boolean removeFullRecipe)
+        {
+            final BookmarkStackMeta meta = getMetadata(idx);
+
+            if (removeFullRecipe && meta.recipeId != null) {
+                removeRecipe(meta.recipeId);
+            } else {
+                removeItem(idx);
+            }
+
+        }
+
+        public void removeRecipe(BookmarkRecipeId recipeIdA)
+        {
+            BookmarkRecipeId recipeIdB;
+
+            for (int slotIndex = metadata.size() - 1; slotIndex >= 0; slotIndex--) {
+                recipeIdB = getRecipeId(slotIndex);
+
+                if (recipeIdB != null && recipeIdA.equals(recipeIdB)) {
+                    removeItem(slotIndex);
+                }
+
+            }
+
+        }
+        
+        protected boolean removeItem(int idx)
+        {
+            realItems.remove(idx);
+            metadata.remove(idx);
+            return true;
+        }
+
+        public BookmarkRecipeId getRecipeId(int idx)
+        {
+            return getMetadata(idx).recipeId;
+        }
+
+        public BookmarkRecipeId findRecipeId(ItemStack stackA)
+        {
+            final boolean useNBT = NEIClientConfig.useNBTInBookmarks();
+
+            for (int idx = 0; idx < realItems.size(); idx++) {
+                if (StackInfo.equalItemAndNBT(stackA, getItem(idx), useNBT)) {
+                    return getRecipeId(idx);
+                }
+            }
+            
+            return null;
+        }
+
+        public void moveItem(int src, int dst)
+        {
+            realItems.add(dst, realItems.remove(src));
+            metadata.add(dst, metadata.remove(src));
+        }
+
+        @Override
+        protected void drawItem(Rectangle4i rect, int idx, ItemPanelSlot focus)
+        {
+
+            if (LayoutManager.bookmarkPanel.sortedNamespaceIndex == LayoutManager.bookmarkPanel.activeNamespaceIndex && LayoutManager.bookmarkPanel.sortedStackIndex == idx) {
+                drawRect(rect.x, rect.y, rect.w, rect.h, 0xee555555);//highlight
+            } else {
+
+                if (focus != null) {
+
+                    if (focus.slotIndex == idx) {
+                        drawRect(rect.x, rect.y, rect.w, rect.h, 0xee555555);//highlight
+                    } else if (
+                            LayoutManager.bookmarkPanel.sortedStackIndex == -1 && //disabled when sorting
+                            NEIClientUtils.shiftKey() &&  //show only with shift key
+                            getRecipeId(focus.slotIndex) != null && getRecipeId(idx) != null && getRecipeId(focus.slotIndex).equals(getRecipeId(idx))//is some recipeId
+                    ) {
+                        drawRect(rect.x, rect.y, rect.w, rect.h, getMetadata(idx).ingredient? 0x88b3b300: 0x88009933);//highlight recipe
+                    }
+    
+                }
+
+                GuiContainerManager.drawItem(rect.x + 1, rect.y + 1, getItem(idx), true);
+            }
+
+        }
+
+    }
+
+
+    public BookmarkPanel()
+    {
+        grid = new BookmarkGrid();
+    }
+
+    public void init() 
+    {
+        super.init();
+
+        namespaceLabel = new Label("1", true);
+
+        namespacePrev = new Button("Prev")
+        {
+            public boolean onButtonPress(boolean rightclick)
+            {
+
+                if (rightclick) {
+                    return false;
+                }
+
+                return prevNamespace();
+            }
+
+            @Override
+            public String getRenderLabel()
+            {
+                return "<";
+            }
+        };
+
+        namespaceNext = new Button("Next")
+        {
+            public boolean onButtonPress(boolean rightclick)
+            {
+                if (rightclick) {
+                    return false;
+                }
+
+                return nextNamespace();
+            }
+
+            @Override
+            public String getRenderLabel()
+            {
+                return ">";
+            }
+        };
+
+        namespaces.add(new BookmarkGrid());
+        grid = namespaces.get(activeNamespaceIndex);
+    }
+
+    @Override
+    public String getLabelText()
+    {
+        return super.getLabelText() + " [" + grid.size() + "]";
+    }
+
+    public void addOrRemoveItem(ItemStack stackA)
+    {
+        addOrRemoveItem(stackA, "", null);
+    }
+
+    public void addOrRemoveItem(ItemStack stackover, String handlerName, List<PositionedStack> ingredients)
+    {
+        loadBookmarksIfNeeded();
+
+        final Point mousePos =  getMousePosition();
+        final ItemPanelSlot slot = getSlotMouseOver(mousePos.x, mousePos.y);
+        final boolean addFullRecipe = NEIClientUtils.shiftKey();
+        final BookmarkGrid BGrid = (BookmarkGrid) grid;
+
+        if (slot != null && StackInfo.equalItemAndNBT(slot.item, stackover, true)) {
+            BGrid.removeRecipe(slot.slotIndex, addFullRecipe);
+        } else {
+            final boolean saveStackSize = NEIClientUtils.controlKey();
+            final NBTTagCompound nbTagA = StackInfo.itemStackToNBT(stackover, saveStackSize);
+            final ItemStack normalizedA = StackInfo.loadFromNBT(nbTagA);
+            BookmarkRecipeId recipeId = null;
+            
+            if (NEIClientConfig.saveCurrentRecipeInBookmarksEnabled() && handlerName != "" && ingredients != null && ingredients.size() > 0) {
+                recipeId = new BookmarkRecipeId(handlerName, ingredients);
+            }
+
+            final int idx = BGrid.indexOf(normalizedA, recipeId);
+
+            if (idx != -1) {
+                BGrid.removeRecipe(idx, addFullRecipe);
+            } else {
+
+                if (addFullRecipe && handlerName != "" && ingredients != null) {
+                    final Map<NBTTagCompound, Integer> unique = new HashMap<>();
+                    final ArrayList<NBTTagCompound> sorted = new ArrayList<>();
+
+                    BGrid.removeRecipe(recipeId);
+
+                    for (PositionedStack stack : ingredients) { 
+                        final NBTTagCompound nbTag = StackInfo.itemStackToNBT(stack.item, saveStackSize);
+
+                        if (unique.get(nbTag) == null) {
+                            unique.put(nbTag, 1);
+                            sorted.add(nbTag);
+                        } else if (saveStackSize) {
+                            unique.put(nbTag, unique.get(nbTag) + 1);
+                        }
+
+                    }
+
+                    for (NBTTagCompound nbTag : sorted) { 
+                        nbTag.setInteger("Count", nbTag.getInteger("Count") * unique.get(nbTag));
+                        BGrid.addItem(StackInfo.loadFromNBT(nbTag), new BookmarkStackMeta(recipeId, nbTag.getInteger("Count"), true));
+                    }
+
+                }
+
+                BGrid.addItem(normalizedA, new BookmarkStackMeta(recipeId, nbTagA.getInteger("Count"), false));
+            }
+            
+
+        }
+
+        fixCountOfNamespaces();
+        saveBookmarks();
+    }
+
+    public BookmarkRecipeId getBookmarkRecipeId(ItemStack stackA)
+    {
+
+        final Point mousePos =  getMousePosition();
+        final ItemPanelSlot slot = getSlotMouseOver(mousePos.x, mousePos.y);
+
+        if (slot != null && StackInfo.equalItemAndNBT(slot.item, stackA, true)) {
+            return ((BookmarkGrid) grid).getRecipeId(slot.slotIndex);
+        }
+
+        BookmarkRecipeId recipeId = ((BookmarkGrid) grid).findRecipeId(stackA);
+
+        if (recipeId == null) {
+
+            for (int idx = 0; idx < namespaces.size() && recipeId == null; idx++) {
+                if (idx == activeNamespaceIndex) continue;
+                recipeId = namespaces.get(idx).findRecipeId(stackA);
+            }
+
+        }
+
+        return recipeId;
+    }
+
+    protected String getNamespaceLabelText(boolean shortFormat)
+    {
+        String activePage = String.valueOf(activeNamespaceIndex + 1);
+
+        return shortFormat? activePage: (activePage + "/" + fixCountOfNamespaces());
+    }
+
+    protected int fixCountOfNamespaces()
+    {
+
+        if (namespaces.get(namespaces.size() - 1).size() > 0) {
+            namespaces.add(new BookmarkGrid());
+        } else if (activeNamespaceIndex == namespaces.size() - 2 && grid.size() == 0) {
+            namespaces.remove(namespaces.size() - 1);
+        }
+
+        return namespaces.size();
+    }
+
+    protected boolean removeEmptyNamespaces()
+    {
+        
+        if (activeNamespaceIndex != namespaces.size() - 1 && grid.size() == 0) {
+            namespaces.remove(activeNamespaceIndex);
+            grid = namespaces.get(activeNamespaceIndex);
+            return true;
+        }
+
+        return false;
+    }
+
+    protected boolean prevNamespace()
+    {
+        if (!bookmarksIsLoaded) {
+            return false;
+        }
+        
+        fixCountOfNamespaces();
+        removeEmptyNamespaces();
+
+        if (activeNamespaceIndex == 0) {
+            activeNamespaceIndex = namespaces.size() - 1;
+        } else {
+            activeNamespaceIndex --;
+        }
+
+        grid = namespaces.get(activeNamespaceIndex);
+
+        return true;
+    }
+
+    protected boolean nextNamespace()
+    {
+        if (!bookmarksIsLoaded) {
+            return false;
+        }
+
+        if (removeEmptyNamespaces()) {
+            return true;
+        }
+
+        if (activeNamespaceIndex == fixCountOfNamespaces() - 1) {
+            activeNamespaceIndex = 0;
+        } else {
+            activeNamespaceIndex ++;
+        }
+
+        grid = namespaces.get(activeNamespaceIndex);
+
+        return true;
+    }
+
+    public void setBookmarkFile(String worldPath)
+    {
+
+        final File dir = new File(CommonUtils.getMinecraftDir(), "saves/NEI/" + worldPath);
+
+        if (!dir.exists()) {
+            dir.mkdirs();
+        }
+
+        bookmarkFile = new File(dir, "bookmarks.ini");
+
+        if (!bookmarkFile.exists()) {
+            final File globalBookmarks = new File(CommonUtils.getMinecraftDir(), "saves/NEI/global/bookmarks.ini");
+            final File configBookmarks = new File(NEIClientConfig.configDir, "bookmarks.ini");
+            final File defaultBookmarks = configBookmarks.exists()? configBookmarks: globalBookmarks;
+
+            if (defaultBookmarks.exists()) {
+
+                try {
+                    bookmarkFile.createNewFile();
+
+                    InputStream src = new FileInputStream(defaultBookmarks);
+                    OutputStream dst = new FileOutputStream(bookmarkFile);
+
+                    IOUtils.copy(src, dst);
+
+                    src.close();
+                    dst.close();
+
+                } catch(IOException e) {}
+                
+            }
+
+        }
+
+        bookmarksIsLoaded = false;
+    }
+
+    public void saveBookmarks()
+    {
+
+        ArrayList<String> strings = new ArrayList<>();
+
+        for (int grpIdx = 0; grpIdx < namespaces.size() - 1; grpIdx++) {
+            final BookmarkGrid grid = namespaces.get(grpIdx);
+
+            if (grpIdx > 0) {
+                strings.add("");//namespace separator; ignore first namespace
+            }
+
+            for (int idx = 0; idx < grid.size(); idx++) {
+
+                try {
+                    final NBTTagCompound nbTag = StackInfo.itemStackToNBT(grid.getItem(idx));
+    
+                    if (nbTag != null) {
+                        JsonObject row = new JsonObject();
+                        BookmarkStackMeta meta = grid.getMetadata(idx);
+    
+                        row.add("item", NBTJson.toJsonObject(nbTag));
+                        row.add("factor", new JsonPrimitive(meta.factor));
+                        row.add("ingredient", new JsonPrimitive(meta.ingredient));
+    
+                        if (meta.recipeId != null) {
+                            row.add("recipeId", meta.recipeId.toJsonObject());
+                        }
+
+                        strings.add(NBTJson.toJson(row));
+                    }
+    
+                } catch (JsonSyntaxException e) {
+                    NEIClientConfig.logger.error("Failed to stringify bookmarked ItemStack to json string");
+                }
+    
+            }
+
+        }
+
+        if (bookmarkFile != null) {
+            try(FileWriter writer = new FileWriter(bookmarkFile)) {
+                IOUtils.writeLines(strings, "\n", writer);
+            } catch (IOException e) {
+                NEIClientConfig.logger.error("Filed to save bookmarks list to file {}", bookmarkFile, e);
+            }
+        }
+
+    }
+
+    public void loadBookmarksIfNeeded()
+    {
+
+        if (bookmarksIsLoaded) {
+            return;
+        }
+
+        bookmarksIsLoaded = true;
+
+        if (bookmarkFile == null || !bookmarkFile.exists()) {
+            return;
+        }
+
+        List<String> itemStrings;
+        try (FileReader reader = new FileReader(bookmarkFile)) {
+            NEIClientConfig.logger.info("Loading bookmarks from file {}", bookmarkFile);
+            itemStrings = IOUtils.readLines(reader);
+        } catch (IOException e) {
+            NEIClientConfig.logger.error("Failed to load bookmarks from file {}", bookmarkFile, e);
+            return;
+        }
+
+        namespaces.clear();
+        namespaces.add(new BookmarkGrid());
+        activeNamespaceIndex = 0;
+
+        final JsonParser parser = new JsonParser();
+
+        for (String itemStr: itemStrings) {
+            try {
+
+                if (itemStr.isEmpty()) {
+
+                    if (namespaces.get(activeNamespaceIndex).size() > 0) {
+                        //do not create empty namespaces
+                        namespaces.add(new BookmarkGrid());
+                        activeNamespaceIndex++;
+                    }
+
+                    continue;
+                }
+
+                JsonObject jsonObject = parser.parse(itemStr).getAsJsonObject();
+                BookmarkRecipeId recipeId = null;
+                NBTTagCompound itemStackNBT;
+
+                if (jsonObject.get("item") != null) {
+                    itemStackNBT = (NBTTagCompound) NBTJson.toNbt(jsonObject.get("item"));
+                } else {// old format
+                    itemStackNBT = (NBTTagCompound) NBTJson.toNbt(jsonObject);
+                }
+
+                if (jsonObject.get("recipeId") != null && jsonObject.get("recipeId") instanceof JsonObject) {
+                    recipeId = new BookmarkRecipeId((JsonObject) jsonObject.get("recipeId"));
+                }
+
+                ItemStack itemStack = StackInfo.loadFromNBT(itemStackNBT);
+
+
+                if (itemStack != null) {
+                    namespaces.get(activeNamespaceIndex).addItem(itemStack, new BookmarkStackMeta(
+                        recipeId,
+                        jsonObject.has("factor")? jsonObject.get("factor").getAsInt(): 1,
+                        jsonObject.has("ingredient")? jsonObject.get("ingredient").getAsBoolean(): false
+                    ));
+                } else {
+                    NEIClientConfig.logger.warn("Failed to load bookmarked ItemStack from json string, the item no longer exists:\n{}", itemStr);
+                }
+
+            } catch (IllegalArgumentException | JsonSyntaxException e) {
+                NEIClientConfig.logger.error("Failed to load bookmarked ItemStack from json string:\n{}", itemStr);
+            }
+        }
+
+        if (namespaces.get(activeNamespaceIndex).size() == 0) {
+            activeNamespaceIndex = Math.max(activeNamespaceIndex - 1, 0);
+        }
+
+        grid = namespaces.get(activeNamespaceIndex);
+    }
+
+
+    @Override
+    public void resize(GuiContainer gui) 
+    {
+        loadBookmarksIfNeeded();
+        super.resize(gui);
+
+        final int buttonHeight = 16;
+        final int buttonWidth = 16;
+
+        final int buttonTop = gui.height - buttonHeight - 2;
+        final int leftBorder = LayoutManager.bookmarksButton.x + LayoutManager.bookmarksButton.w + 2;
+        final int rightBorder = x + w;
+        final int center = leftBorder + (rightBorder - leftBorder) / 2;
+        int labelWidth = 2;
+
+        namespacePrev.h = namespaceNext.h = buttonHeight;
+        namespacePrev.w = namespaceNext.w = buttonWidth;
+        namespacePrev.y = namespaceNext.y = buttonTop;
+
+
+        if (rightBorder - leftBorder >= 70) {
+            labelWidth = 36;
+            namespaceLabel.text = getNamespaceLabelText(false);
+        } else {
+            labelWidth = 18;
+            namespaceLabel.text = getNamespaceLabelText(true);
+        }
+
+        namespaceLabel.y = buttonTop + 5;
+        namespaceLabel.x = center;
+
+        namespacePrev.x = center - labelWidth / 2 - 2 - namespacePrev.w;
+        namespaceNext.x = center + labelWidth / 2 + 2;
+
+    }
+
+    @Override
+    public void setVisible()
+    {
+        super.setVisible();
+
+        LayoutManager.addWidget(namespacePrev);
+        LayoutManager.addWidget(namespaceNext);
+        LayoutManager.addWidget(namespaceLabel);
+    }
+
+    @Override
+    public int getMarginLeft(GuiContainer gui)
+    {
+        return 5;
+    }
+
+    @Override
+    public int getMarginTop(GuiContainer gui)
+    {
+        LayoutStyleMinecraft layout = (LayoutStyleMinecraft)LayoutManager.getLayoutStyle();
+        return 2 + (((int)Math.ceil((double)layout.buttonCount / layout.numButtons)) * 18);
+    }
+
+    @Override
+    public int getWidth(GuiContainer gui)
+    {
+        return LayoutManager.getLeftSize(gui) - ((gui.xSize + gui.width) / 2 + 3) - 16;
+    }
+
+    @Override
+    public int getHeight(GuiContainer gui)
+    {
+        // - 19 = 22 + 1 -> input in bottom
+        return gui.height - getMarginTop(gui) - 23;
+    }
+
+
+    @Override
+    public void mouseDragged(int mousex, int mousey, int button, long heldTime)
+    {
+
+        if (button == 0 && NEIClientUtils.shiftKey() && mouseDownSlot >= 0) {
+            ItemPanelSlot mouseOverSlot = getSlotMouseOver(mousex, mousey);
+
+            if (sortedStackIndex == -1) {
+                final ItemStack stack = grid.getItem(mouseDownSlot);
+
+                if (stack != null && (mouseOverSlot == null || mouseOverSlot.slotIndex != mouseDownSlot || heldTime > 250)) {
+                    sortedNamespaceIndex = activeNamespaceIndex;
+                    sortedStackIndex = mouseDownSlot;
+                }
+
+            } else {
+
+                if (mouseOverSlot == null && sortedNamespaceIndex != activeNamespaceIndex) {
+                    mouseOverSlot = getNextSlot(mousex, mousey);
+                }
+
+                if (mouseOverSlot != null) {
+
+                    if (sortedNamespaceIndex != activeNamespaceIndex) {
+                        BookmarkGrid BGrid = namespaces.get(sortedNamespaceIndex);
+                        BookmarkStackMeta meta = BGrid.getMetadata(sortedStackIndex);
+                        ItemStack stack = BGrid.getItem(sortedStackIndex);
+                        BGrid.removeItem(sortedStackIndex);
+        
+                        ((BookmarkGrid) grid).addItem(stack, meta);
+        
+                        sortedNamespaceIndex = activeNamespaceIndex;
+                        sortedStackIndex = grid.size() - 1;
+                    }
+    
+                    if (mouseOverSlot.slotIndex != sortedStackIndex) {
+                        ((BookmarkGrid) grid).moveItem(sortedStackIndex, mouseOverSlot.slotIndex);
+                        sortedStackIndex = mouseOverSlot.slotIndex;
+                    }
+                    
+                }
+
+            }
+
+            return;
+        }
+
+        super.mouseDragged(mousex, mousey, button, heldTime);
+    }
+
+    private ItemPanelSlot getNextSlot(int mousex, int mousey)
+    {
+        int idx = grid.getPage() * grid.getPerPage() - grid.getPerPage();
+        int gSize = grid.size();
+
+        for (int i = 0; i < grid.getRows() * grid.getColumns() && idx <= gSize; i++) {
+
+            if (!grid.isInvalidSlot(i)) {
+
+                if (idx == gSize && grid.getSlotRect(i).contains(mousex, mousey)) {
+                    return new ItemPanelSlot(idx, null);
+                }
+
+                idx++;
+            }
+
+        }
+
+        return null;
+    }
+
+    @Override
+    public void postDraw(int mousex, int mousey)
+    {
+
+        if (sortedStackIndex != -1) {
+            GuiContainerManager.drawItems.zLevel += 100;
+            GuiContainerManager.drawItem(mousex - 8, mousey - 8, namespaces.get(sortedNamespaceIndex).getItem(sortedStackIndex).copy(), true);
+            GuiContainerManager.drawItems.zLevel -= 100;
+        }
+
+        super.postDraw(mousex, mousey);
+    }
+
+    @Override
+    protected ItemStack getDraggedStackWithQuantity(int mouseDownSlot)
+    {
+        ItemStack stack = grid.getItem(mouseDownSlot);
+
+        return stack != null? stack.copy(): null;
+    }
+
+    @Override
+    public void mouseUp(int mousex, int mousey, int button)
+    {
+        if (sortedStackIndex != -1) {
+            sortedNamespaceIndex = -1;
+            sortedStackIndex = -1;
+            mouseDownSlot = -1;
+            saveBookmarks();
+        } else {
+            super.mouseUp(mousex, mousey, button);
+        }
+    }
+
+    @Override
+    public boolean onMouseWheel(int shift, int mousex, int mousey)
+    {
+
+        if (new Rectangle4i(namespacePrev.x, namespacePrev.y, namespaceNext.x + namespaceNext.w - namespacePrev.x, namespacePrev.h).contains(mousex, mousey)) {
+
+            if (shift > 0) {
+                prevNamespace();
+            } else {
+                nextNamespace();       
+            }
+            
+            return true;
+        }
+
+        if (!contains(mousex, mousey)) {
+            return false;
+        }
+
+        if (NEIClientUtils.controlKey()) {
+            final ItemPanelSlot slot = getSlotMouseOver(mousex, mousey);
+
+            if (slot != null) {
+                final BookmarkGrid BGrid = (BookmarkGrid)grid;
+                final BookmarkRecipeId recipeId = BGrid.getRecipeId(slot.slotIndex);
+                final BookmarkStackMeta meta = BGrid.getMetadata(slot.slotIndex);
+                final boolean addFullRecipe = NEIClientUtils.shiftKey();
+
+                if (addFullRecipe) {
+                    BookmarkStackMeta iMeta;
+
+                    for (int slotIndex = grid.size() - 1; slotIndex >= 0; slotIndex--) {
+                        iMeta = BGrid.getMetadata(slotIndex);
+    
+                        if (iMeta.recipeId != null && iMeta.recipeId.equals(recipeId)) {
+                            NBTTagCompound nbTag = StackInfo.itemStackToNBT(BGrid.getItem(slotIndex), true);
+                            nbTag.setInteger("Count", Math.max(nbTag.getInteger("Count") + iMeta.factor * shift, iMeta.factor));
+                            BGrid.replaceItem(slotIndex, StackInfo.loadFromNBT(nbTag));
+                        }
+    
+                    }
+
+                }
+
+                NBTTagCompound nbTag = StackInfo.itemStackToNBT(slot.item, true);
+                nbTag.setInteger("Count", Math.max(nbTag.getInteger("Count") + meta.factor * shift, meta.factor));
+                BGrid.replaceItem(slot.slotIndex, StackInfo.loadFromNBT(nbTag));
+
+                saveBookmarks();
+
+                return true;
+            }
+
+        }
+
+        return super.onMouseWheel(shift, mousex, mousey);
+    }
+
+}

src/main/java/codechicken/nei/ClientHandler.java

@@ -5,6 +5,8 @@ import codechicken.core.GuiModListScroll;
 import codechicken.lib.packet.PacketCustom;
 import codechicken.nei.api.API;
 import codechicken.nei.api.ItemInfo;
+import codechicken.nei.recipe.GuiRecipeTab;
+import com.google.common.collect.Lists;
 import cpw.mods.fml.client.CustomModLoadingErrorDisplayException;
 import cpw.mods.fml.common.FMLCommonHandler;
 import cpw.mods.fml.common.Loader;
@@ -24,12 +26,19 @@ import net.minecraft.entity.item.EntityItem;
 import net.minecraft.world.World;
 import net.minecraftforge.client.event.RenderWorldLastEvent;
 import net.minecraftforge.common.MinecraftForge;
+import org.apache.commons.csv.CSVFormat;
+import org.apache.commons.csv.CSVParser;
+import org.apache.commons.csv.CSVRecord;
 import org.apache.commons.io.IOUtils;
 
+import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileReader;
 import java.io.FileWriter;
 import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.MalformedURLException;
+import java.net.URL;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
@@ -37,12 +46,33 @@ import java.util.Collections;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
 
 public class ClientHandler
 {
     private static String[] defaultSerialHandlers = {
         "WayofTime.alchemicalWizardry.client.nei.NEIAlchemyRecipeHandler"
     };
+    private static String[] defaultHeightHackHandlerRegex = {
+            "buildcraft.compat.nei.*",
+            "cofh.thermalexpansion.plugins.nei.handlers.*",
+            "crazypants.enderio.nei.*",
+            "forestry.factory.recipes.nei.*",
+            "ic2.neiIntegration.core.recipehandler.*",
+            "mariculture.plugins.nei.*",
+            "redgear.brewcraft.plugins.nei.*",
+            "tconstruct.plugins.nei.*",
+            "WayofTime.alchemicalWizardry.client.nei.*",
+    };
+    private static String[] defaultHandlerOrdering = {
+            "# Each line in this file should either be a comment (starts with '#') or an ordering.",
+            "# Ordering lines are <handler ID>,<ordering number>.",
+            "# Handlers will be sorted in order of number ascending, so smaller numbers first.",
+            "# Any handlers that are missing from this file will be assigned to 0.",
+            "# Negative numbers are fine.",
+            "# If you delete this file, it will be regenerated with all registered handler IDs.",
+    };
     private static ClientHandler instance;
 
     private ArrayList<EntityItem> SMPmagneticItems = new ArrayList<>();
@@ -128,6 +158,7 @@ public class ClientHandler
 
     public static void preInit() {
         loadSerialHandlers();
+        loadHeightHackHandlers();
         ItemInfo.preInit();
     }
     
@@ -148,7 +179,29 @@ public class ClientHandler
         } catch (IOException e) {
             NEIClientConfig.logger.error("Failed to load serial handlers from file {}", file, e);
         }
-        
+    }
+
+    public static void loadHeightHackHandlers() {
+        File file = NEIClientConfig.heightHackHandlersFile;
+        if (!file.exists()) {
+            try (FileWriter writer = new FileWriter(file)) {
+                NEIClientConfig.logger.info("Creating default height hack handlers list {}", file);
+                Collection<String> toSave = Arrays.asList(defaultHeightHackHandlerRegex);
+                IOUtils.writeLines(toSave, "\n", writer);
+            } catch (IOException e) {
+                NEIClientConfig.logger.error("Failed to save default height hack handlers list to file {}", file, e);
+            }
+        }
+
+        try (FileReader reader = new FileReader(file)) {
+            NEIClientConfig.logger.info("Loading height hack handlers from file {}", file);
+            NEIClientConfig.heightHackHandlerRegex =
+                    IOUtils.readLines(reader).stream()
+                            .map(Pattern::compile)
+                            .collect(Collectors.toCollection(HashSet::new));
+        } catch (IOException e) {
+            NEIClientConfig.logger.error("Failed to load height hack handlers from file {}", file, e);
+        }
     }
 
     public static void load() {
@@ -164,6 +217,58 @@ public class ClientHandler
         WorldOverlayRenderer.load();
     }
 
+    public static void postInit() {
+        loadHandlerOrdering();
+    }
+
+    public static void loadHandlerOrdering() {
+        File file = NEIClientConfig.handlerOrderingFile;
+        if (!file.exists()) {
+            try (FileWriter writer = new FileWriter(file)) {
+                NEIClientConfig.logger.info("Creating default handler ordering CSV {}", file);
+
+                List<String> toWrite = Lists.newArrayList(defaultHandlerOrdering);
+                GuiRecipeTab.handlerMap.keySet().stream()
+                        .sorted()
+                        .forEach(handlerId -> toWrite.add(String.format("%s,0", handlerId)));
+
+                IOUtils.writeLines(toWrite, "\n", writer);
+            } catch (IOException e) {
+                NEIClientConfig.logger.error("Failed to save default handler ordering to file {}", file, e);
+            }
+        }
+
+        URL url;
+        try {
+            url = file.toURI().toURL();
+        } catch (MalformedURLException e) {
+            NEIClientConfig.logger.info("Invalid URL for handler ordering CSV.");
+            e.printStackTrace();
+            return;
+        }
+
+        try (BufferedReader reader = new BufferedReader(new InputStreamReader(url.openStream()))) {
+            NEIClientConfig.logger.info("Loading handler ordering from file {}", file);
+            CSVParser csvParser = CSVFormat.EXCEL.withCommentMarker('#').parse(reader);
+            for (CSVRecord record : csvParser) {
+                final String handlerId = record.get(0);
+
+                int ordering;
+                try {
+                    ordering = Integer.parseInt(record.get(1));
+                } catch (NumberFormatException e) {
+                    NEIClientConfig.logger.error("Error parsing CSV record {}: {}", record, e);
+                    continue;
+                }
+
+                NEIClientConfig.handlerOrdering.put(handlerId, ordering);
+            }
+        } catch (Exception e) {
+            NEIClientConfig.logger.info("Error parsing CSV");
+            e.printStackTrace();
+        }
+    }
+
     @SubscribeEvent
     public void tickEvent(TickEvent.ClientTickEvent event) {
         if(event.phase == Phase.END)

src/main/java/codechicken/nei/ItemList.java

@@ -185,13 +185,13 @@ public class ItemList
         @SuppressWarnings("unchecked")
         public void execute() {
             // System.out.println("Executing NEI Item Loading");
-            ThreadOperationTimer timer = getTimer(500);
+            ThreadOperationTimer timer = getTimer(NEIClientConfig.getItemLoadingTimeout());
 
             LinkedList<ItemStack> items = new LinkedList<>();
             LinkedList<ItemStack> permutations = new LinkedList<>();
             ListMultimap<Item, ItemStack> itemMap = ArrayListMultimap.create();
 
-            timer.setLimit(500);
+            timer.setLimit(NEIClientConfig.getItemLoadingTimeout());
             for (Item item : (Iterable<Item>) Item.itemRegistry) {
                 if (interrupted()) return;
 

src/main/java/codechicken/nei/ItemPanel.java

@@ -0,0 +1,546 @@
+package codechicken.nei;
+
+import codechicken.nei.api.GuiInfo;
+import codechicken.nei.api.INEIGuiHandler;
+import codechicken.nei.guihook.GuiContainerManager;
+import codechicken.nei.recipe.GuiCraftingRecipe;
+import codechicken.nei.recipe.GuiRecipe;
+import codechicken.nei.recipe.GuiUsageRecipe;
+import codechicken.nei.recipe.StackInfo;
+import net.minecraft.client.gui.inventory.GuiContainer;
+import net.minecraft.client.gui.inventory.GuiContainerCreative;
+import net.minecraft.inventory.Slot;
+import net.minecraft.item.ItemStack;
+import net.minecraftforge.fluids.FluidStack;
+import net.minecraftforge.fluids.IFluidContainerItem;
+
+import static codechicken.nei.LayoutManager.searchField;
+
+import java.util.ArrayList;
+import java.util.regex.Pattern;
+
+public class ItemPanel extends Widget
+{
+
+    public ItemStack draggedStack;
+    public int mouseDownSlot = -1;
+
+    public Button pagePrev;
+    public Button pageNext;
+    public Label pageLabel;
+
+    /**
+     *  Backwards compat :-/
+     */
+    @Deprecated
+    private int itemsPerPage = 0;
+
+    @Deprecated
+    public static ArrayList<ItemStack> items = new ArrayList<>();
+
+    @Deprecated
+    public ArrayList<ItemStack> realItems = new ArrayList<>();
+
+    protected Pattern SPECIAL_REGEX_CHARS = Pattern.compile("[{}()\\[\\].+*?^$\\\\|]");
+
+    public static class ItemPanelSlot
+    {
+        public ItemStack item;
+        public int slotIndex;
+
+        public ItemPanelSlot(int idx, ItemStack stack)
+        {
+            slotIndex = idx;
+            item = stack;
+        }
+
+        @Deprecated
+        public ItemPanelSlot(int idx)
+        {
+            this(idx, ItemPanels.itemPanel.getGrid().getItem(idx));
+        }
+
+    }
+
+    protected static class ItemPanelGrid extends ItemsGrid
+    {
+        public ArrayList<ItemStack> newItems;
+
+        public void setItems(ArrayList<ItemStack> items)
+        {
+            newItems = items;
+        }
+
+        public void refresh(GuiContainer gui)
+        {
+
+            if (newItems != null) {
+                realItems = newItems;
+                newItems = null;
+            }
+
+            super.refresh(gui);
+        }
+
+    }
+
+    protected ItemsGrid grid = new ItemPanelGrid();
+
+    public ArrayList<ItemStack> getItems()
+    {
+        return grid.getItems();
+    }
+
+    public static void updateItemList(ArrayList<ItemStack> newItems)
+    {
+        ((ItemPanelGrid) ItemPanels.itemPanel.getGrid()).setItems(newItems);
+        ItemPanels.itemPanel.realItems = newItems;
+    }
+
+    @Deprecated
+    public void scroll(int i)
+    {
+        grid.shiftPage(i);
+    }
+
+    public ItemsGrid getGrid()
+    {
+        return grid;
+    }
+
+    public void init() {
+        pageLabel = new Label("(0/0)", true);
+
+        pagePrev = new Button("Prev")
+        {
+            public boolean onButtonPress(boolean rightclick) {
+                if (!rightclick) {
+                    grid.shiftPage(-1);
+                    return true;
+                }
+                return false;
+            }
+
+            @Override
+            public String getRenderLabel() {
+                return "<";
+            }
+        };
+        pageNext = new Button("Next")
+        {
+            public boolean onButtonPress(boolean rightclick) {
+                if (!rightclick) {
+                    grid.shiftPage(1);
+                    return true;
+                }
+                return false;
+            }
+
+            @Override
+            public String getRenderLabel() {
+                return ">";
+            }
+        };
+
+    }
+
+    public int getMarginLeft(GuiContainer gui)
+    {
+        if (gui instanceof GuiContainerCreative && NEIClientUtils.getGamemode() == 2) {
+            //then activate creative+ first render creative gui and oly then creative+
+            return (gui.width + 176) / 2  + 2;
+        }
+
+        return (gui.width + gui.xSize) / 2  + 2;
+    }
+
+    public int getMarginTop(GuiContainer gui)
+    {
+        return 2;
+    }
+
+    public int getWidth(GuiContainer gui)
+    {
+        return LayoutManager.getSideWidth(gui) - getMarginLeft(gui);
+    }
+
+    public int getHeight(GuiContainer gui)
+    {
+        // - 19 = 2 + 16 + 1 -> input in bottom
+        return gui.height - getMarginTop(gui) - 19;
+    }
+
+    public String getLabelText()
+    {
+        return "(" + getPage() + "/" + Math.max(1, getNumPages()) + ")";
+    }
+
+    public void resize(GuiContainer gui)
+    {
+        final int marginLeft = getMarginLeft(gui);
+        final int marginTop = getMarginTop(gui);
+        final int width = getWidth(gui);
+        final int height = getHeight(gui);
+        final int buttonHeight = 16;
+        final int buttonWidth = 16;
+
+        pagePrev.w = pageNext.w = buttonWidth;
+        pagePrev.h = pageNext.h = buttonHeight;
+        pagePrev.y = pageNext.y = marginTop;
+
+        pagePrev.x = marginLeft;
+        pageNext.x = marginLeft + width - buttonWidth;
+
+        pageLabel.x = marginLeft + width / 2;
+        pageLabel.y = marginTop + 5;
+        pageLabel.text = getLabelText();
+
+
+        y = marginTop + buttonHeight + 2;
+        x = marginLeft;
+        w = width;
+        h = height - buttonHeight - 2;
+
+        grid.setGridSize(x, y, w, h);
+        grid.refresh(gui);
+
+    }
+
+    public void setVisible()
+    {
+        LayoutManager.addWidget(pagePrev);
+        LayoutManager.addWidget(pageNext);
+        LayoutManager.addWidget(pageLabel);
+    }
+
+    @Override
+    public void draw(int mousex, int mousey)
+    {
+        grid.draw(mousex, mousey);
+    }
+
+    @Override
+    public void postDraw(int mousex, int mousey) {
+        if (draggedStack != null) {
+            GuiContainerManager.drawItems.zLevel += 100;
+            GuiContainerManager.drawItem(mousex - 8, mousey - 8, draggedStack, true);
+            GuiContainerManager.drawItems.zLevel -= 100;
+        }
+    }
+
+    @Override
+    public void mouseDragged(int mousex, int mousey, int button, long heldTime) {
+        if (mouseDownSlot >= 0 && draggedStack == null && NEIClientUtils.getHeldItem() == null &&
+            NEIClientConfig.hasSMPCounterPart() && !GuiInfo.hasCustomSlots(NEIClientUtils.getGuiContainer())) {
+            ItemPanelSlot mouseOverSlot = getSlotMouseOver(mousex, mousey);
+
+            if (mouseOverSlot == null || mouseOverSlot.slotIndex != mouseDownSlot || heldTime > 500) {
+                draggedStack = getDraggedStackWithQuantity(mouseDownSlot);
+            }
+
+        }
+    }
+
+    protected ItemStack getDraggedStackWithQuantity(int mouseDownSlot)
+    {
+        ItemStack stack = grid.getItem(mouseDownSlot);
+
+        if (stack != null) {
+            int amount = NEIClientConfig.getItemQuantity();
+
+            if (amount == 0) {
+                amount = stack.getMaxStackSize();
+            }
+
+            return NEIServerUtils.copyStack(stack, amount);
+        }
+
+        return null;
+    }
+
+    @Override
+    public boolean handleClick(int mousex, int mousey, int button)
+    {
+
+        if (handleClickExt(mousex, mousey, button))
+            return true;
+
+        if (NEIClientUtils.getHeldItem() != null) {
+
+            if (!grid.contains(mousex, mousey)) {
+                return false;
+            }
+
+            if (NEIClientConfig.canPerformAction("delete") && NEIClientConfig.canPerformAction("item"))
+                if (button == 1)
+                    NEIClientUtils.decreaseSlotStack(-999);
+                else
+                    NEIClientUtils.deleteHeldItem();
+            else
+                NEIClientUtils.dropHeldItem();
+
+            return true;
+        }
+
+        ItemPanelSlot hoverSlot = getSlotMouseOver(mousex, mousey);
+        if (hoverSlot != null) {
+
+            if (button == 2) {
+
+                if (hoverSlot.item != null) {
+                    draggedStack = getDraggedStackWithQuantity(hoverSlot.slotIndex);
+                }
+
+            } else {
+                mouseDownSlot = hoverSlot.slotIndex;
+            }
+            
+            return true;
+        }
+        return false;
+    }
+
+    @Override
+    public boolean handleClickExt(int mouseX, int mouseY, int button)
+    {
+        if (ItemPanels.itemPanel.draggedStack != null) {
+            return ItemPanels.itemPanel.handleDraggedClick(mouseX, mouseY, button);
+        }
+
+        if (ItemPanels.bookmarkPanel.draggedStack != null) {
+            return ItemPanels.bookmarkPanel.handleDraggedClick(mouseX, mouseY, button);
+        }
+
+        return false;
+    }
+
+    protected boolean handleDraggedClick(int mouseX, int mouseY, int button)
+    {
+        if (draggedStack == null) {
+            return false;
+        }
+
+        if (handleFillFluidContainerClick(mouseX, mouseY, button)) {
+            return true;
+        }
+
+        if (handleSearchInputClick(mouseX, mouseY, button)) {
+            return true;
+        }
+
+        if (handleGUIContainerClick(mouseX, mouseY, button)) {
+            return true;
+        }
+
+        if (handleCheatItemClick(mouseX, mouseY, button)) {
+            return true;
+        }
+
+        final GuiContainer gui = NEIClientUtils.getGuiContainer();
+        if (mouseX < gui.guiLeft || mouseY < gui.guiTop || mouseX >= gui.guiLeft + gui.xSize || mouseY >= gui.guiTop + gui.ySize) {
+            draggedStack = null;
+        }
+
+        return true;
+    }
+
+    protected boolean handleFillFluidContainerClick(int mouseX, int mouseY, int button)
+    {
+
+        if (button == 2) {
+            return false;
+        }
+
+        ItemPanelSlot mouseOverSlot = ItemPanels.itemPanel.getSlotMouseOver(mouseX, mouseY);
+
+        if (mouseOverSlot == null) {
+            mouseOverSlot = ItemPanels.bookmarkPanel.getSlotMouseOver(mouseX, mouseY);
+        }
+
+        if (mouseOverSlot != null && draggedStack.getItem() instanceof IFluidContainerItem) {
+            FluidStack fluidStack = StackInfo.getFluid(mouseOverSlot.item);
+
+            if (fluidStack != null) {
+                final int stackSize = draggedStack.stackSize;
+
+                fluidStack = fluidStack.copy();
+
+                if (fluidStack.amount == 0) {
+                    fluidStack.amount = 1000;
+                }
+
+                if (mouseOverSlot.item.stackSize > 1) {
+                    fluidStack.amount *= mouseOverSlot.item.stackSize;
+                }
+
+                draggedStack.stackSize = 1;
+                ((IFluidContainerItem) draggedStack.getItem()).fill(draggedStack, fluidStack, true);
+                draggedStack.stackSize = stackSize;
+
+                if (button == 1 && ((IFluidContainerItem) draggedStack.getItem()).getFluid(draggedStack) != null) {
+                    ItemPanels.bookmarkPanel.addOrRemoveItem(draggedStack.copy());
+                }
+
+            }
+
+            return true;
+        }
+
+        return false;
+    }
+
+    protected boolean handleGUIContainerClick(int mouseX, int mouseY, int button)
+    {
+        final GuiContainer gui = NEIClientUtils.getGuiContainer();
+        boolean handled = false;
+
+        try {
+            GuiInfo.readLock.lock();
+            for (INEIGuiHandler handler : GuiInfo.guiHandlers) {
+                if (handler.handleDragNDrop(gui, mouseX, mouseY, draggedStack, button)) {
+                    handled = true;
+                    break;
+                }
+            }
+        } finally {
+            GuiInfo.readLock.unlock();
+        }
+
+        if (draggedStack.stackSize == 0) {
+            draggedStack = null;
+        }
+
+        return handled;
+    }
+
+    protected boolean handleCheatItemClick(int mouseX, int mouseY, int button)
+    {
+        final GuiContainer gui = NEIClientUtils.getGuiContainer();
+        final Slot overSlot = gui.getSlotAtPosition(mouseX, mouseY);
+
+        if (overSlot != null && overSlot.isItemValid(draggedStack)) {
+
+            if (NEIClientConfig.canCheatItem(draggedStack)) {
+                int contents = overSlot.getHasStack() ? overSlot.getStack().stackSize : 0;
+                final int add = button == 0 ? draggedStack.stackSize : 1;
+
+                if (overSlot.getHasStack() && !NEIServerUtils.areStacksSameType(draggedStack, overSlot.getStack())) {
+                    contents = 0;
+                }        
+
+                final int total = Math.min(contents + add, Math.min(overSlot.getSlotStackLimit(), draggedStack.getMaxStackSize()));
+
+                if (total > contents) {
+                    NEIClientUtils.setSlotContents(overSlot.slotNumber, NEIServerUtils.copyStack(draggedStack, total), true);
+                    NEICPH.sendGiveItem(NEIServerUtils.copyStack(draggedStack, total), false, false);
+                    draggedStack.stackSize -= total - contents;
+                }
+
+                if (draggedStack.stackSize == 0) {
+                    draggedStack = null;
+                }
+
+            } else {
+                draggedStack = null;
+            }
+
+            return true;
+        }
+
+        return false;
+    }
+
+    protected boolean handleSearchInputClick(int mouseX, int mouseY, int button)
+    {
+
+        if (searchField.contains(mouseX, mouseY)) {
+            final FluidStack fluidStack = StackInfo.getFluid(draggedStack);
+
+            if (fluidStack != null) {
+                searchField.setText(SPECIAL_REGEX_CHARS.matcher(fluidStack.getLocalizedName()).replaceAll("\\\\$0"));
+            } else {
+                searchField.setText(SPECIAL_REGEX_CHARS.matcher(draggedStack.getDisplayName()).replaceAll("\\\\$0"));
+            }
+
+            return true;
+        }
+
+        return false;
+    }
+
+    @Override
+    public void mouseUp(int mousex, int mousey, int button) {
+        ItemPanelSlot hoverSlot = getSlotMouseOver(mousex, mousey);
+
+        if (hoverSlot != null && hoverSlot.slotIndex == mouseDownSlot && draggedStack == null) {
+            ItemStack item = hoverSlot.item;
+
+            if (NEIController.manager.window instanceof GuiRecipe || !NEIClientConfig.canCheatItem(item)) {
+
+                if (button == 0)
+                    GuiCraftingRecipe.openRecipeGui("item", item);
+                else if (button == 1)
+                    GuiUsageRecipe.openRecipeGui("item", item);
+
+                draggedStack = null;
+                mouseDownSlot = -1;
+                return;
+            }
+
+            NEIClientUtils.cheatItem(getDraggedStackWithQuantity(hoverSlot.slotIndex), button, -1);
+        }
+
+        mouseDownSlot = -1;
+    }
+
+    @Override
+    public boolean onMouseWheel(int i, int mousex, int mousey) {
+        if (!contains(mousex, mousey))
+            return false;
+
+        grid.shiftPage(-i);
+        return true;
+    }
+
+    @Override
+    public boolean handleKeyPress(int keyID, char keyChar) {
+
+        if (keyID == NEIClientConfig.getKeyBinding("gui.next")) {
+            grid.shiftPage(1);
+            return true;
+        }
+
+        if (keyID == NEIClientConfig.getKeyBinding("gui.prev")) {
+            grid.shiftPage(-1);
+            return true;
+        }
+
+        return false;
+    }
+
+    @Override
+    public ItemStack getStackMouseOver(int mousex, int mousey) {
+        ItemPanelSlot slot = getSlotMouseOver(mousex, mousey);
+        return slot == null ? null : slot.item;
+    }
+
+    public ItemPanelSlot getSlotMouseOver(int mousex, int mousey)
+    {
+        return grid.getSlotMouseOver(mousex, mousey);
+    }
+
+    public int getPage() {
+        return grid.page + 1;
+    }
+
+    public int getNumPages() {
+        return grid.numPages;
+    }
+
+    @Override
+    public boolean contains(int px, int py)
+    {
+        return grid.contains(px, py);
+    }
+
+}

src/main/java/codechicken/nei/ItemQuantityField.java

@@ -7,30 +7,25 @@ public class ItemQuantityField extends TextField
         centered = true;
     }
 
-    // Find a way to work this this back in
-    public boolean isValid(String string) {
-        if (string.equals(""))
-            return true;
-
-        try {
-            return Integer.parseInt(string) >= 0;
-        } catch (NumberFormatException nfe) {
-            return false;
-        }
-    }
-
     public int intValue() {
         return intValue(text());
     }
 
     public int intValue(String s) {
         try {
-            return Integer.parseInt(s);
+            return Math.max(0, Integer.parseInt(s));
         } catch (NumberFormatException nfe) {
             return 0;
         }
     }
 
+    @Override
+    public void gainFocus() {
+        if (text().equals("0")) {
+            setText("");
+        }
+    }
+
     @Override
     public void loseFocus() {
         setText(Integer.toString(NEIClientConfig.getItemQuantity()));
@@ -38,7 +33,6 @@ public class ItemQuantityField extends TextField
 
     @Override
     public void onTextChange(String oldText) {
-        if (intValue(oldText) != intValue())//hacky recursion stopper
-            NEIClientUtils.setItemQuantity(intValue());
+        NEIClientUtils.setItemQuantity(intValue());
     }
 }

src/main/java/codechicken/nei/ItemsGrid.java

@@ -0,0 +1,271 @@
+package codechicken.nei;
+
+import codechicken.lib.vec.Rectangle4i;
+import codechicken.nei.api.GuiInfo;
+import codechicken.nei.guihook.GuiContainerManager;
+import codechicken.nei.recipe.StackInfo;
+import codechicken.nei.ItemPanel.ItemPanelSlot;
+import net.minecraft.client.gui.inventory.GuiContainer;
+import net.minecraft.item.ItemStack;
+
+import java.util.ArrayList;
+
+import static codechicken.lib.gui.GuiDraw.drawRect;
+
+public class ItemsGrid
+{
+    protected static final int SLOT_SIZE = 18;
+
+    protected int width;
+    protected int height;
+
+    protected int marginLeft;
+    protected int marginTop;
+
+    protected ArrayList<ItemStack> realItems = new ArrayList<>();
+
+    protected int page;
+    protected int perPage;
+
+    protected int firstIndex;
+    protected int numPages;
+
+    protected int rows;
+    protected int columns;
+
+    protected boolean[] validSlotMap;
+    protected boolean[] invalidSlotMap;
+
+    public ArrayList<ItemStack> getItems()
+    {
+        return realItems;
+    }
+
+    public ItemStack getItem(int idx)
+    {
+        return realItems.get(idx);
+    }
+
+    public int size()
+    {
+        return realItems.size();
+    }
+
+    public int indexOf(ItemStack stackA, boolean useNBT)
+    {
+
+        for (int idx = 0; idx < realItems.size(); idx++) {
+            if (StackInfo.equalItemAndNBT(stackA, realItems.get(idx), useNBT)) {
+                return idx;
+            }
+        }
+
+        return -1;
+    }
+
+    public int getPage()
+    {
+        return page + 1;
+    }
+
+    public int getPerPage()
+    {
+        return perPage;
+    }
+
+    public int getNumPages()
+    {
+        return numPages;
+    }
+
+    public int getRows()
+    {
+        return rows;
+    }
+    
+    public int getColumns()
+    {
+        return columns;
+    }
+
+    public void setGridSize(int mleft, int mtop, int w, int h)
+    {
+
+        //I don't like this big condition
+        if (marginLeft != mleft || marginTop != mtop || width != w || height != h) {
+
+            marginLeft = mleft;
+            marginTop = mtop;
+
+            width = Math.max(0, w);
+            height = Math.max(0, h);
+
+            columns = width / SLOT_SIZE;
+            rows = height / SLOT_SIZE;
+        }
+
+    }
+
+    public void shiftPage(int shift)
+    {
+        if (perPage == 0) {
+            numPages = 0;
+            page = 0;
+            return;
+        }
+
+        numPages = (int) Math.ceil((float) realItems.size() / (float) perPage);
+
+        page += shift;
+
+        if (page >= numPages) {
+            page = page - numPages;
+        }
+
+        if (page < 0) {
+            page = numPages + page;
+        }
+
+        page = Math.max(0, Math.min(page, numPages - 1));
+    }
+
+    public void refresh(GuiContainer gui)
+    {
+        updateGuiOverlapSlots(gui);
+        shiftPage(0);
+    }
+
+    private void updateGuiOverlapSlots(GuiContainer gui)
+    {
+        invalidSlotMap = new boolean[rows * columns];
+        perPage = columns * rows;
+
+        checkGuiOverlap(gui, 0, columns - 2, 1);
+        checkGuiOverlap(gui, columns - 1, 1, -1);
+
+    }
+
+    private void checkGuiOverlap(GuiContainer gui, int start, int end, int dir)
+    {
+        boolean validColumn = false;
+
+        for (int c = start; c != end && !validColumn; c += dir) {
+            validColumn = true;
+
+            for (int r = 0; r < rows; r++) {
+                final int idx = columns * r + c;
+                if (!slotValid(gui, r, c) && idx >= 0 && idx < invalidSlotMap.length && !invalidSlotMap[idx]) {
+                    invalidSlotMap[idx] = true;
+                    validColumn = false;
+                    perPage--;
+                }
+
+            }
+
+        }
+
+    }
+
+    private boolean slotValid(GuiContainer gui, int row, int column)
+    {
+        Rectangle4i rect = getSlotRect(row, column);
+        
+        try {
+            GuiInfo.readLock.lock();
+            if (GuiInfo.guiHandlers.stream().anyMatch(handler -> handler.hideItemPanelSlot(gui, rect.x, rect.y, rect.w, rect.h))) {
+                return false;
+            }
+        } finally {
+            GuiInfo.readLock.unlock();
+        }
+
+        return true;
+    }
+
+    public Rectangle4i getSlotRect(int i)
+    {
+        return getSlotRect(i / columns, i % columns);
+    }
+
+    public Rectangle4i getSlotRect(int row, int column)
+    {
+        return new Rectangle4i(marginLeft + (width % SLOT_SIZE) / 2 + column * SLOT_SIZE, marginTop + row * SLOT_SIZE, SLOT_SIZE, SLOT_SIZE);
+    }
+
+    public boolean isInvalidSlot(int idx)
+    {
+        return invalidSlotMap[idx];
+    }
+
+    public void draw(int mousex, int mousey)
+    {
+        if (getPerPage() == 0) {
+            return;
+        }
+
+        ItemPanelSlot slot = getSlotMouseOver(mousex, mousey);
+
+        GuiContainerManager.enableMatrixStackLogging();
+
+        int idx = page * perPage;
+        for (int i = 0; i < rows * columns && idx < size(); i++) {
+
+            if (!invalidSlotMap[i]) {
+                drawItem(getSlotRect(i), idx, slot);
+                idx ++;
+            }
+
+        }
+
+        GuiContainerManager.disableMatrixStackLogging();
+    }
+
+    protected void drawItem(Rectangle4i rect, int idx, ItemPanelSlot focus)
+    {
+
+        if (focus != null && focus.slotIndex == idx) {
+            drawRect(rect.x, rect.y, rect.w, rect.h, 0xee555555);//highlight
+        }
+
+        GuiContainerManager.drawItem(rect.x + 1, rect.y + 1, getItem(idx));
+    }
+
+    public ItemPanelSlot getSlotMouseOver(int mousex, int mousey)
+    {
+        if (!contains(mousex, mousey)) {
+            return null;
+        }
+
+        final int overRow = (int) ((mousey - marginTop) / SLOT_SIZE);
+        final int overColumn = (int) ((mousex - marginLeft - (width % SLOT_SIZE) / 2) / SLOT_SIZE);
+        final int slt = columns * overRow + overColumn;
+        int idx = page * perPage + slt;
+
+        if (overRow >= rows || overColumn >= columns) {
+            return null;
+        }
+
+        for (int i = 0; i < slt; i++) {
+            if (invalidSlotMap[i]) {
+                idx--;
+            }
+        }
+
+        return idx < size()? new ItemPanelSlot(idx, realItems.get(idx)): null;
+    }
+
+    public boolean contains(int px, int py)
+    {
+
+        if (!(new Rectangle4i(marginLeft, marginTop, width, height)).contains(px, py)) {
+            return false;
+        }
+
+        final int r = (int) ((py - marginTop) / SLOT_SIZE);
+        final int c = (int) ((px - marginLeft - (width % SLOT_SIZE) / 2) / SLOT_SIZE);
+        final int slt = columns * r + c;
+
+        return r >= rows || c >= columns || !invalidSlotMap[slt];
+    }
+
+}

src/main/java/codechicken/nei/LayoutManager.java

@@ -73,7 +73,9 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
 {
     private static LayoutManager instance;
 
+    /** Note: this variable isn't actually used by this mod, but NEI add-ons might need it. */
     private static Widget inputFocused;
+
     /**
      * Sorted bottom first
      */
@@ -263,7 +265,7 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
             GL11.glEnable(GL11.GL_DEPTH_TEST);
         }
     }
-    
+
     @Override
     public void postRenderObjects(GuiContainer gui, int mousex, int mousey) {
         if (!isHidden() && isEnabled()) {
@@ -308,13 +310,13 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
         VisiblityData visiblity = new VisiblityData();
         if (isHidden())
             visiblity.showNEI = false;
-        
+
         if (isBookmarkPanelHidden())
             visiblity.showBookmarkPanel = false;
-        
+
         if (gui.height - gui.ySize <= 40)
             visiblity.showSearchSection = false;
-        
+
         if (gui.guiLeft - 4 < 76)
             visiblity.showWidgets = false;
         try {
@@ -323,7 +325,7 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
         } finally {
             GuiInfo.readLock.unlock();
         }
-        
+
         visiblity.translateDependancies();
 
         getLayoutStyle().layout(gui, visiblity);
@@ -349,7 +351,7 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
                 this.icons[1] = new DrawableBuilder("nei:textures/nei_tabbed_sprites.png", 48, 0, 16, 16).build();
                 this.icons[2] = new DrawableBuilder("nei:textures/nei_tabbed_sprites.png", 64, 0, 16, 16).build();
             }
-            
+
             @Override
             public boolean onButtonPress(boolean rightclick) {
                 if (!rightclick) {
@@ -365,7 +367,7 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
                 }
                 return false;
             }
-            
+
             @Override
             public void addTooltips(List<String> tooltip) {
                 tooltip.add(translate("inventory.options.tip"));
@@ -378,9 +380,9 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
                 String controlKeyLocalization = translate(Minecraft.isRunningOnMac ? "key.ctrl.mac" : "key.ctrl");
                 tooltip.add(modeColor + translate("inventory.options.tip.cheatmode." + cheatMode));
                 tooltip.add(modeColor + translate("inventory.options.tip.cheatmode.disable", controlKeyLocalization));
-                
+
             }
-            
+
             @Override
             public String getRenderLabel() {
                 return translate("inventory.options");
@@ -394,7 +396,7 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
                 this.icons[0] = new DrawableBuilder("nei:textures/nei_tabbed_sprites.png", 0, 0, 16, 16).build();
                 this.icons[1] = new DrawableBuilder("nei:textures/nei_tabbed_sprites.png", 16, 0, 16, 16).build();
             }
-            
+
             @Override
             public boolean onButtonPress(boolean rightclick) {
                 NEIClientConfig.toggleBooleanSetting("inventory.bookmarksEnabled");
@@ -423,7 +425,7 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
                 if (quantity < 0)
                     quantity = 0;
 
-                setItemQuantity(quantity);
+                LayoutManager.quantity.setText(Integer.toString(quantity));
                 return true;
             }
         };
@@ -440,7 +442,7 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
                 if (quantity < 0)
                     quantity = 0;
 
-                setItemQuantity(quantity);
+                LayoutManager.quantity.setText(Integer.toString(quantity));
                 return true;
             }
         };
@@ -617,7 +619,7 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
 
         return true;
     }
-    
+
     public static void markItemsDirty() {
         // If anything has modified data this depends on, we'll need to reload the item list
         itemsLoaded = false;
@@ -673,17 +675,15 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
             addWidget(itemPanel);
             itemPanel.setVisible();
 
-            if (canPerformAction("item")) {
-                addWidget(more);
-                addWidget(less);
-                addWidget(quantity);
-            }
+            addWidget(more);
+            addWidget(less);
+            addWidget(quantity);
         }
 
         if (visiblity.showBookmarkPanel) {
             addWidget(bookmarkPanel);
             bookmarkPanel.setVisible();
-        } 
+        }
 
         if (visiblity.showSearchSection) {
             addWidget(searchField);
@@ -707,7 +707,7 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
             if (canPerformAction("delete"))
                 addWidget(delete);
         }
-        
+
         if (!visiblity.showBookmarkPanel) {
             // Bookmarks or Subset/dropdown
             addWidget(dropDown);
@@ -761,13 +761,15 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
 
     @Override
     public boolean shouldShowTooltip(GuiContainer gui) {
-        return itemPanel.draggedStack == null;
+        return itemPanel.draggedStack == null && bookmarkPanel.sortedStackIndex == -1;
     }
 
+    /** Note: this method isn't actually used by this mod, but NEI add-ons might need it. */
     public static Widget getInputFocused() {
         return inputFocused;
     }
 
+    /** Note: this method isn't actually used by this mod, but NEI add-ons might need it. */
     public static void setInputFocused(Widget widget) {
         if (inputFocused != null)
             inputFocused.loseFocus();
@@ -797,16 +799,16 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
 
     public static void drawIcon(int x, int y, Image image) {
         final boolean isDrawableResource = image instanceof DrawableResource;
-        
+
         if (!isDrawableResource)
             changeTexture("nei:textures/nei_sprites.png");
-        
+
         GL11.glColor4f(1, 1, 1, 1);
         GL11.glEnable(GL11.GL_BLEND);
         GL11.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
         if(!isDrawableResource)
             drawTexturedModalRect(x, y, image.x, image.y, image.width, image.height);
-        else 
+        else
             ((DrawableResource)image).draw(x, y);
         GL11.glDisable(GL11.GL_BLEND);
     }
@@ -882,4 +884,3 @@ public class LayoutManager implements IContainerInputHandler, IContainerTooltipH
     }
 
 }
-

src/main/java/codechicken/nei/LayoutStyleMinecraft.java

@@ -119,7 +119,7 @@ public class LayoutStyleMinecraft extends LayoutStyle
         bookmarkPanel.resize(gui);
 
         more.w = more.h = less.w = less.h = 16;
-        less.x = itemPanel.prev.x;
+        less.x = itemPanel.pagePrev.x;
         more.x = gui.width - less.w - 2;
         more.y = less.y = gui.height - more.h - 2;
 

src/main/java/codechicken/nei/NEIClientConfig.java

@@ -24,26 +24,36 @@ import codechicken.nei.config.OptionTextField;
 import codechicken.nei.config.OptionToggleButton;
 import codechicken.nei.config.OptionToggleButtonBoubs;
 import codechicken.nei.config.OptionUtilities;
+import codechicken.nei.event.NEIConfigsLoadedEvent;
 import codechicken.nei.recipe.GuiRecipeTab;
+import codechicken.nei.recipe.IRecipeHandler;
 import codechicken.nei.recipe.RecipeInfo;
+import codechicken.nei.recipe.TemplateRecipeHandler;
 import codechicken.obfuscator.ObfuscationRun;
+import com.google.common.base.Objects;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.GuiScreen;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
 import net.minecraft.world.World;
 import net.minecraft.world.storage.SaveFormatComparator;
+import net.minecraftforge.common.MinecraftForge;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.lwjgl.input.Keyboard;
 
 import java.io.File;
+import java.util.Comparator;
+import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
+import java.util.function.Function;
+import java.util.regex.Pattern;
 
 public class NEIClientConfig {
     private static boolean configLoaded;
     private static boolean enabledOverride;
+    private static String worldPath;
 
     public static Logger logger = LogManager.getLogger("NotEnoughItems");
     public static File configDir = new File(CommonUtils.getMinecraftDir(), "config/NEI/");
@@ -51,13 +61,41 @@ public class NEIClientConfig {
             new File("saves/NEI/client.dat"),
             new ConfigFile(new File(configDir, "client.cfg")));
     public static ConfigSet world;
-    public static final File bookmarkFile = new File(configDir, "bookmarks.ini");
     public static final File handlerFile = new File(configDir, "handlers.csv");
     public static final File serialHandlersFile = new File(configDir, "serialhandlers.cfg");
+    public static final File heightHackHandlersFile = new File(configDir, "heighthackhandlers.cfg");
+    public static final File handlerOrderingFile = new File(configDir, "handlerordering.csv");
+
+    @Deprecated
+    public static File bookmarkFile;
 
     // Set of handlers that need to be run in serial
-    public static HashSet<String> serialHandlers = new HashSet<>(); 
-   
+    public static HashSet<String> serialHandlers = new HashSet<>();
+
+    // Set of regexes matching handler ID of handlers that need the hack in GuiRecipe.startHeightHack().
+    // We use regex here so that we can apply the height hack to entire mods with one entry.
+    public static HashSet<Pattern> heightHackHandlerRegex = new HashSet<>();
+
+    // Map of handler ID to sort order.
+    // Handlers will be sorted in ascending order, so smaller numbers show up earlier.
+    // Any handler not in the map will be assigned to 0, and negative numbers are fine.
+    public static HashMap<String, Integer> handlerOrdering = new HashMap<>();
+
+    // Function that extracts the handler ID from a handler, with special logic for
+    // TemplateRecipeHandler: prefer using the overlay ID if it exists.
+    public static final Function<IRecipeHandler, String> HANDLER_ID_FUNCTION =
+            handler -> handler instanceof TemplateRecipeHandler
+                    ? Objects.firstNonNull(
+                            ((TemplateRecipeHandler) handler).getOverlayIdentifier(),
+                            handler.getHandlerId())
+                    : handler.getHandlerId();
+
+    // Comparator that compares handlers using the handlerOrdering map.
+    public static final Comparator<IRecipeHandler> HANDLER_COMPARATOR =
+            Comparator.comparingInt(
+                    handler -> handlerOrdering.getOrDefault(
+                            HANDLER_ID_FUNCTION.apply(handler), 0));
+
 
     public static ItemStack[] creativeInv;
 
@@ -84,7 +122,7 @@ public class NEIClientConfig {
 
         tag.getTag("inventory.widgetsenabled").getBooleanValue(true);
         API.addOption(new OptionToggleButton("inventory.widgetsenabled"));
-        
+
         tag.getTag("inventory.hidden").getBooleanValue(false);
         tag.getTag("inventory.cheatmode").getIntValue(2);
         tag.getTag("inventory.lockmode").setComment("For those who can't help themselves.\nSet this to a mode and you will be unable to change it ingame").getIntValue(-1);
@@ -130,6 +168,8 @@ public class NEIClientConfig {
                 return isMouseScrollTransferEnabled();
             }
         });
+        
+        tag.getTag("itemLoadingTimeout").getIntValue(500);
 
         tag.getTag("command.creative").setDefaultValue("/gamemode {0} {1}");
         API.addOption(new OptionTextField("command.creative"));
@@ -141,14 +181,31 @@ public class NEIClientConfig {
         API.addOption(new OptionTextField("command.rain"));
         tag.getTag("command.heal").setDefaultValue("");
         API.addOption(new OptionTextField("command.heal"));
-        
+
+        tag.getTag("inventory.worldSpecificBookmarks").setComment("Global or world specific bookmarks").getBooleanValue(false);
+        API.addOption(new OptionToggleButton("inventory.worldSpecificBookmarks", true) {
+            @Override
+            public boolean onClick(int button) {
+                super.onClick(button);
+                initBookmarkFile(worldPath);
+                return true;
+            }
+        });
         tag.getTag("inventory.bookmarksEnabled").setComment("Enable/disable bookmarks").getBooleanValue(true);
         API.addOption(new OptionToggleButton("inventory.bookmarksEnabled", true));
+        tag.getTag("inventory.saveCurrentRecipeInBookmarksEnabled").setComment("Save Current Recipe in Bookmarks").getBooleanValue(true);
+        API.addOption(new OptionToggleButton("inventory.saveCurrentRecipeInBookmarksEnabled", true));
+        tag.getTag("inventory.useNBTInBookmarks").setComment("Use NBT in Bookmarks").getBooleanValue(true);
+        API.addOption(new OptionToggleButton("inventory.useNBTInBookmarks", true));
+
         tag.getTag("inventory.jei_style_tabs").setComment("Enable/disable JEI Style Tabs").getBooleanValue(true);
         API.addOption(new OptionToggleButtonBoubs("inventory.jei_style_tabs", true));
         tag.getTag("inventory.jei_style_item_presence_overlay").setComment("Enable/disable JEI Style item presence overlay on ?-hover").getBooleanValue(true);
         API.addOption(new OptionToggleButton("inventory.jei_style_item_presence_overlay", true));
-        
+        tag.getTag("inventory.jei_style_recipe_catalyst").setComment("Enable/disable JEI Style Recipe Catalysts [experimental]").getBooleanValue(false);
+        API.addOption(new OptionToggleButton("inventory.jei_style_recipe_catalyst", true));
+
+
         tag.getTag("inventory.creative_tab_style").setComment("Creative or JEI style tabs").getBooleanValue(false);
         API.addOption(new OptionToggleButton("inventory.creative_tab_style", true));
 
@@ -221,17 +278,22 @@ public class NEIClientConfig {
         return OptionList.getOptionList("nei.options");
     }
 
-    public static void loadWorld(String saveName) {
+    public static void loadWorld(String worldPath) {
+        NEIClientConfig.worldPath = worldPath;
+
         setInternalEnabled(true);
         logger.debug("Loading "+(Minecraft.getMinecraft().isSingleplayer() ? "Local" : "Remote")+" World");
         bootNEI(ClientUtils.getWorld());
 
-        File saveDir = new File(CommonUtils.getMinecraftDir(), "saves/NEI/" + saveName);
-        boolean newWorld = !saveDir.exists();
-        if (newWorld)
-            saveDir.mkdirs();
+        final File specificDir = new File(CommonUtils.getMinecraftDir(), "saves/NEI/" + worldPath);
+        final boolean newWorld = !specificDir.exists();
 
-        world = new ConfigSet(new File(saveDir, "NEI.dat"), new ConfigFile(new File(saveDir, "NEI.cfg")));
+        if (newWorld) {
+            specificDir.mkdirs();
+        }
+
+        initBookmarkFile(worldPath);
+        world = new ConfigSet(new File(specificDir, "NEI.dat"), new ConfigFile(new File(specificDir, "NEI.cfg")));
         onWorldLoad(newWorld);
     }
 
@@ -275,7 +337,6 @@ public class NEIClientConfig {
         GuiInfo.load();
         RecipeInfo.load();
         LayoutManager.load();
-        ItemPanels.bookmarkPanel.loadBookmarks();
         NEIController.load();
 
         configLoaded = true;
@@ -297,11 +358,23 @@ public class NEIClientConfig {
                         logger.error("Failed to Load " + clazz.getName(), e);
                     }
                 }
+
+                MinecraftForge.EVENT_BUS.post(new NEIConfigsLoadedEvent());
             }
         }.start();
         ItemSorter.loadConfig();
     }
 
+    private static void initBookmarkFile(String worldPath)
+    {
+        
+        if (!global.config.getTag("inventory.worldSpecificBookmarks").getBooleanValue()) {
+            worldPath = "global";
+        }
+
+        ItemPanels.bookmarkPanel.setBookmarkFile(worldPath);
+    }
+
     public static boolean isWorldSpecific(String setting) {
         if(world == null) return false;
         ConfigTag tag = world.config.getTag(setting, false);
@@ -322,12 +395,21 @@ public class NEIClientConfig {
     public static boolean isBookmarkPanelHidden() {
         return !getBooleanSetting("inventory.bookmarksEnabled");
     }
+    public static boolean saveCurrentRecipeInBookmarksEnabled() {
+        return getBooleanSetting("inventory.saveCurrentRecipeInBookmarksEnabled");
+    }
+    public static boolean useNBTInBookmarks() {
+        return getBooleanSetting("inventory.useNBTInBookmarks");
+    }
     public static boolean areJEIStyleTabsVisible() {
         return getBooleanSetting("inventory.jei_style_tabs");
     }
     public static boolean isJEIStyleItemPresenceOverlayVisible() {
         return getBooleanSetting("inventory.jei_style_item_presence_overlay");
     }
+    public static boolean areJEIStyleRecipeCatalystsVisible() {
+        return getBooleanSetting("inventory.jei_style_recipe_catalyst");
+    }
     public static boolean useCreativeTabStyle() {
         return getBooleanSetting("inventory.creative_tab_style");
     }
@@ -335,7 +417,7 @@ public class NEIClientConfig {
         return enabledOverride && getBooleanSetting("inventory.widgetsenabled");
     }
     public static boolean loadHandlersFromJar() {
-        return !getBooleanSetting("tools.handler_load_from_config"); 
+        return !getBooleanSetting("tools.handler_load_from_config");
     }
 
     public static void setEnabled(boolean flag) {
@@ -371,6 +453,10 @@ public class NEIClientConfig {
         int i = getIntSetting("inventory.itemIDs");
         return i == 2 || (i == 1 && isEnabled() && !isHidden());
     }
+    
+    public static int getItemLoadingTimeout() {
+        return getIntSetting("itemLoadingTimeout");
+    }
 
     public static void toggleBooleanSetting(String setting) {
         ConfigTag tag = getSetting(setting);
@@ -406,7 +492,7 @@ public class NEIClientConfig {
     public static boolean shouldInvertMouseScrollTransfer() {
         return !getBooleanSetting("inventory.invertMouseScrollTransfer");
     }
-    
+
     public static boolean getMagnetMode() {
         return enabledActions.contains("magnet");
     }
@@ -493,5 +579,5 @@ public class NEIClientConfig {
             if (file.isDirectory() && !saveFileNames.contains(file.getName()))
                 ObfuscationRun.deleteDir(file, true);
     }
-    
+
 }

src/main/java/codechicken/nei/NEIClientUtils.java

@@ -5,7 +5,6 @@ import codechicken.lib.inventory.InventoryUtils;
 import codechicken.lib.util.LangProxy;
 import codechicken.nei.api.GuiInfo;
 import codechicken.nei.api.IInfiniteItemHandler;
-import codechicken.nei.api.INEIGuiHandler;
 import codechicken.nei.api.ItemInfo;
 import com.google.common.collect.Iterables;
 import net.minecraft.client.Minecraft;
@@ -136,10 +135,7 @@ public class NEIClientUtils extends NEIServerUtils
             if (mode == 1 && stack.stackSize < stack.getMaxStackSize()) {
                 giveStack(stack, stack.getMaxStackSize() - stack.stackSize);
             } else {
-                int amount = getItemQuantity();
-                if (amount == 0)
-                    amount = stack.getMaxStackSize();
-                giveStack(stack, amount);
+                giveStack(stack);
             }
         }
     }
@@ -161,7 +157,10 @@ public class NEIClientUtils extends NEIServerUtils
                 final List<Iterable<Integer>> handlerSlots;
                 try {
                     GuiInfo.readLock.lock();
-                    handlerSlots = GuiInfo.guiHandlers.stream().map(handler -> handler.getItemSpawnSlots(gui, typestack)).collect(Collectors.toCollection(LinkedList::new));
+                    handlerSlots = GuiInfo.guiHandlers.stream()
+                        .map(handler -> handler.getItemSpawnSlots(gui, typestack))
+                        .filter(x -> x != null)
+                        .collect(Collectors.toCollection(LinkedList::new));
                 } finally {
                     GuiInfo.readLock.unlock();
                 }
@@ -352,7 +351,6 @@ public class NEIClientUtils extends NEIServerUtils
     public static void setItemQuantity(int i) {
         world.nbt.setInteger("quantity", i);
         world.saveNBT();
-        LayoutManager.quantity.setText(Integer.toString(i));
     }
 
     public static GuiContainer getGuiContainer() {

src/main/java/codechicken/nei/NEIModContainer.java

@@ -6,8 +6,6 @@ import codechicken.nei.api.IConfigureNEI;
 import codechicken.nei.asm.NEICorePlugin;
 import codechicken.nei.config.IMCHandler;
 import codechicken.nei.recipe.GuiRecipeTab;
-import com.google.common.collect.ArrayListMultimap;
-import com.google.common.collect.ImmutableList;
 import com.google.common.eventbus.EventBus;
 import com.google.common.eventbus.Subscribe;
 import cpw.mods.fml.client.FMLFileResourcePack;
@@ -18,15 +16,14 @@ import cpw.mods.fml.common.MetadataCollection;
 import cpw.mods.fml.common.ModMetadata;
 import cpw.mods.fml.common.event.FMLInitializationEvent;
 import cpw.mods.fml.common.event.FMLInterModComms;
-import cpw.mods.fml.common.event.FMLPreInitializationEvent;
 import cpw.mods.fml.common.event.FMLPostInitializationEvent;
+import cpw.mods.fml.common.event.FMLPreInitializationEvent;
 import cpw.mods.fml.common.versioning.ArtifactVersion;
 import cpw.mods.fml.common.versioning.VersionParser;
 import cpw.mods.fml.common.versioning.VersionRange;
 import net.minecraft.util.EnumChatFormatting;
 
 import java.io.File;
-import java.lang.reflect.Field;
 import java.util.HashSet;
 import java.util.LinkedList;
 import java.util.List;
@@ -37,10 +34,18 @@ public class NEIModContainer extends DummyModContainer
     public static LinkedList<IConfigureNEI> plugins = new LinkedList<>();
 
     public NEIModContainer() {
-        super(MetadataCollection.from(MetadataCollection.class.getResourceAsStream("/neimod.info"), "NotEnoughItems").getMetadataForId("NotEnoughItems", null));
+        super(getModMetadata());
         loadMetadata();
     }
 
+    private static ModMetadata getModMetadata() {
+        final ModMetadata modMetadata = new ModMetadata();
+        modMetadata.name = "GRADLETOKEN_MODNAME";
+        modMetadata.modId = "GRADLETOKEN_MODID";
+        modMetadata.version = "GRADLETOKEN_VERSION";
+        return modMetadata;
+    }
+
     @Override
     public Set<ArtifactVersion> getRequirements() {
         Set<ArtifactVersion> deps = new HashSet<>();
@@ -100,26 +105,17 @@ public class NEIModContainer extends DummyModContainer
     }
     @Subscribe
     public void postInit(FMLPostInitializationEvent event) {
-        if (CommonUtils.isClient())
+        if (CommonUtils.isClient()) {
             GuiRecipeTab.loadHandlerInfo();
-        handleIMCMessages();
-    }
-
-    @SuppressWarnings("unchecked")
-    private void handleIMCMessages() {
-        try {
-            /* Pay no attention to these unholy hacks:
-             *  NEI Apparently doesn't have a registered mod container, so let's use some reflection to simulate what `fetchRuntimeMessages` does
-             */
-            Field modMessagesField = FMLInterModComms.class.getDeclaredField("modMessages");
-            modMessagesField.setAccessible(true);
-            IMCHandler.processIMC(ImmutableList.copyOf(((ArrayListMultimap<String, FMLInterModComms.IMCMessage>)modMessagesField.get(FMLInterModComms.class)).removeAll("NotEnoughItems")));
-        } catch (NoSuchFieldException | IllegalAccessException e) {
-            e.printStackTrace();
+            ClientHandler.postInit();
         }
     }
 
-    
+    @Subscribe
+    public void handleIMCMessages(FMLInterModComms.IMCEvent event) {
+        IMCHandler.processIMC(event.getMessages());
+    }
+
     @Override
     public VersionRange acceptableMinecraftVersionRange() {
         return VersionParser.parseRange(CodeChickenCorePlugin.mcVersion);

src/main/java/codechicken/nei/NEIServerUtils.java

@@ -408,4 +408,8 @@ public class NEIServerUtils
         CompressedStreamTools.writeCompressed(tag, out);
         out.close();
     }
+
+    public static int divideCeil(int numerator, int denominator) {
+        return (int) Math.ceil((float) numerator / denominator);
+    }
 }

src/main/java/codechicken/nei/PositionedStack.java

@@ -22,8 +22,7 @@ public class PositionedStack
     
     private boolean permutated = false;
     
-    public PositionedStack(Object object, int x, int y, boolean genPerms)
-    {
+    public PositionedStack(Object object, int x, int y, boolean genPerms) {
         items = NEIServerUtils.extractRecipeItems(object);
         relx = x;
         rely = y;
@@ -39,27 +38,22 @@ public class PositionedStack
         this(object, x, y, true);
     }
 
-    public void generatePermutations()
-    {
+    public void generatePermutations() {
         if(permutated)
             return;
         
         ArrayList<ItemStack> stacks = new ArrayList<>();
-        for(ItemStack item : items)
-        {
+        for(ItemStack item : items) {
             if(item == null || item.getItem() == null)
                 continue;
             
-            if(item.getItemDamage() == Short.MAX_VALUE)
-            {
+            if(item.getItemDamage() == Short.MAX_VALUE) {
                 List<ItemStack> permutations = ItemList.itemMap.get(item.getItem());
-                if(!permutations.isEmpty())
-                {
+                if(!permutations.isEmpty()) {
                     for(ItemStack stack : permutations)
                         stacks.add(stack.copy());
                 }
-                else
-                {
+                else {
                     ItemStack base = new ItemStack(item.getItem(), item.stackSize);
                     base.stackTagCompound = item.stackTagCompound;
                     stacks.add(base);
@@ -78,20 +72,17 @@ public class PositionedStack
         setPermutationToRender(0);
     }
 
-    public void setMaxSize(int i)
-    {
+    public void setMaxSize(int i) {
         for(ItemStack item : items)
             if(item.stackSize > i)
                 item.stackSize = i;
     }
     
-    public PositionedStack copy()
-    {
+    public PositionedStack copy() {
         return new PositionedStack(items, relx, rely);
     }
     
-    public void setPermutationToRender(int index)
-    {
+    public void setPermutationToRender(int index) {
         item = items[index].copy();
         if(item.getItem() == null)
             item = new ItemStack(Blocks.fire);
@@ -99,8 +90,7 @@ public class PositionedStack
             item.setItemDamage(0);
     }
 
-    public boolean contains(ItemStack ingredient)
-    {
+    public boolean contains(ItemStack ingredient) {
         for(ItemStack item : items)
             if(NEIServerUtils.areStacksSameTypeCrafting(item, ingredient))
                 return true;
@@ -108,12 +98,16 @@ public class PositionedStack
         return false;
     }
 
-    public boolean contains(Item ingred)
-    {
+    public boolean contains(Item ingred) {
         for(ItemStack item : items)
             if(item.getItem() == ingred)
                 return true;
         
         return false;
     }
+    
+    @Override
+    public String toString() {
+        return "PositionedStack(output='" + item.toString() + "')";
+    }
 }

src/main/java/codechicken/nei/SearchField.java

@@ -63,8 +63,9 @@ public class SearchField extends TextField implements ItemFilterProvider
     }
 
     @Override
-    public int getTextColour() {
-        if(ItemPanels.itemPanel.realItems.size() == 0) {
+    public int getTextColour()
+    {
+        if (ItemPanels.itemPanel.getItems().isEmpty()) {
             return focused() ? 0xFFcc3300 : 0xFF993300;
         } else {
             return focused() ? 0xFFE0E0E0 : 0xFF909090;

src/main/java/codechicken/nei/SpawnerRenderer.java

@@ -33,6 +33,7 @@ public class SpawnerRenderer implements IItemRenderer
 
         String bossName = BossStatus.bossName;
         int bossTimeout = BossStatus.statusBarTime;
+        boolean bossHasColorModifier = BossStatus.hasColorModifier;
         try
         {
             World world = NEIClientUtils.mc().theWorld;
@@ -66,6 +67,7 @@ public class SpawnerRenderer implements IItemRenderer
         }
         BossStatus.bossName = bossName;
         BossStatus.statusBarTime = bossTimeout;
+        BossStatus.hasColorModifier = bossHasColorModifier;
     }
     
     @SuppressWarnings("incomplete-switch")

src/main/java/codechicken/nei/TextField.java

@@ -79,6 +79,7 @@ public abstract class TextField extends Widget
         if (!focused())
             return false;
 
+        String oldText = text();
         boolean handled = field.textboxKeyTyped(keyChar, keyID);
         if(!handled) {
             if (keyID == Keyboard.KEY_RETURN || keyID == Keyboard.KEY_NUMPADENTER || keyID == Keyboard.KEY_ESCAPE) {
@@ -88,7 +89,7 @@ public abstract class TextField extends Widget
         }
 
         if(handled) {
-            onTextChange(text());
+            onTextChange(oldText);
         }
 
         return handled;
@@ -120,8 +121,10 @@ public abstract class TextField extends Widget
             if (focus) {
                 previousKeyboardRepeatEnabled = Keyboard.areRepeatEventsEnabled();
                 Keyboard.enableRepeatEvents(true);
+                gainFocus();
             } else {
                 Keyboard.enableRepeatEvents(previousKeyboardRepeatEnabled);
+                loseFocus();
             }
 
         }

src/main/java/codechicken/nei/ThreadOperationTimer.java

@@ -55,8 +55,11 @@ public class ThreadOperationTimer extends Thread
 
         while (thread.isAlive()) {
             synchronized (this) {
-                if (operation != null && System.currentTimeMillis() - opTime > limit)
-                    thread.stop(new TimeoutException("Operation took too long", operation));
+                if (operation != null && System.currentTimeMillis() - opTime > limit) {
+                    // Thread.stop(Throwable) is hard-deprecated and IntelliJ complains about it.
+                    //thread.stop(new TimeoutException("Operation took too long", operation));
+                    thread.stop();
+                }
             }
             try {
                 Thread.sleep(50);

src/main/java/codechicken/nei/api/API.java

@@ -18,8 +18,11 @@ import codechicken.nei.config.OptionKeyBind;
 import codechicken.nei.recipe.GuiCraftingRecipe;
 import codechicken.nei.recipe.GuiUsageRecipe;
 import codechicken.nei.recipe.ICraftingHandler;
+import codechicken.nei.recipe.IRecipeHandler;
 import codechicken.nei.recipe.IUsageHandler;
+import codechicken.nei.recipe.RecipeCatalysts;
 import codechicken.nei.recipe.RecipeInfo;
+import codechicken.nei.recipe.StackInfo;
 import net.minecraft.block.Block;
 import net.minecraft.client.gui.inventory.GuiContainer;
 import net.minecraft.inventory.Slot;
@@ -29,6 +32,7 @@ import org.lwjgl.input.Keyboard;
 
 import java.util.Collections;
 import java.util.Comparator;
+import java.util.List;
 
 /**
  * This is the main class that handles item property configuration.
@@ -284,4 +288,64 @@ public class API
         ItemInfo.itemVariants.put(item, variant);
         LayoutManager.markItemsDirty();
     }
+
+    public static void registerStackStringifyHandler(IStackStringifyHandler handler)
+    {
+        StackInfo.stackStringifyHandlers.add(handler);
+    }
+
+    /**
+     * Adds an association between an ingredient and what it can craft. (i.e. Furnace ItemStack -> Smelting and Fuel Recipes)
+     * Allows players to see what ingredient they need to craft in order to make recipes from a recipe category.
+     * @param stack the ingredient that can craft recipes (like a furnace or crafting table)
+     * @param handler the recipe category handled by the ingredient
+     */
+    public static void addRecipeCatalyst(ItemStack stack, IRecipeHandler handler) {
+        addRecipeCatalyst(Collections.singletonList(stack), handler);
+    }
+
+    /**
+     * Adds an association between an ingredient and what it can craft. (i.e. Furnace ItemStack -> Smelting and Fuel Recipes)
+     * Allows players to see what ingredient they need to craft in order to make recipes from a recipe category.
+     * @param stacks the ingredients that can craft recipes (like a furnace or crafting table)
+     * @param handler the recipe category handled by the ingredient
+     */
+    public static void addRecipeCatalyst(List<ItemStack> stacks, IRecipeHandler handler) {
+        String handlerID = handler.getOverlayIdentifier();
+        if (handlerID != null) {
+            addRecipeCatalyst(stacks, handler.getOverlayIdentifier());
+        }
+        else {
+            NEIClientConfig.logger.warn(String.format("failed to add recipe catalyst, implement IRecipeHandler#getOverlayIdentifier for your handler %s", handler.getClass().getName()));
+        }
+    }
+
+    /**
+     * Adds an association between an ingredient and what it can craft. (i.e. Furnace ItemStack -> Smelting and Fuel Recipes)
+     * Allows players to see what ingredient they need to craft in order to make recipes from a recipe category.
+     * @param stack the ingredient that can craft recipes (like a furnace or crafting table)
+     * @param handlerID recipe category identifier (see {@link IRecipeHandler#getOverlayIdentifier()})
+     */
+    public static void addRecipeCatalyst(ItemStack stack, String handlerID) {
+        addRecipeCatalyst(Collections.singletonList(stack), handlerID);
+    }
+
+    /**
+     * Adds an association between an ingredient and what it can craft. (i.e. Furnace ItemStack -> Smelting and Fuel Recipes)
+     * Allows players to see what ingredient they need to craft in order to make recipes from a recipe category.
+     * @param stacks the ingredients that can craft recipes (like a furnace or crafting table)
+     * @param handlerID recipe category identifier (see {@link IRecipeHandler#getOverlayIdentifier()})
+     */
+    public static void addRecipeCatalyst(List<ItemStack> stacks, String handlerID) {
+        RecipeCatalysts.addRecipeCatalyst(stacks, handlerID);
+    }
+
+    @Deprecated
+    public static void addRecipeCatalyst(ItemStack stack, Class<? extends IRecipeHandler> handler) {
+    }
+
+    @Deprecated
+    public static void addRecipeCatalyst(List<ItemStack> stacks, Class<? extends IRecipeHandler> handler) {
+    }
+
 }

src/main/java/codechicken/nei/api/GuiInfo.java

@@ -3,11 +3,11 @@ package codechicken.nei.api;
 import codechicken.nei.NEIChestGuiHandler;
 import codechicken.nei.NEICreativeGuiHandler;
 import codechicken.nei.NEIDummySlotHandler;
+import codechicken.nei.recipe.GuiRecipeCatalyst;
 import net.minecraft.client.gui.inventory.GuiContainer;
 import net.minecraft.client.gui.inventory.GuiContainerCreative;
 
 import java.util.HashSet;
-import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
@@ -24,6 +24,7 @@ public class GuiInfo {
         API.registerNEIGuiHandler(new NEICreativeGuiHandler());
         API.registerNEIGuiHandler(new NEIChestGuiHandler());
         API.registerNEIGuiHandler(new NEIDummySlotHandler());
+        API.registerNEIGuiHandler(new GuiRecipeCatalyst(null));
         customSlotGuis.add(GuiContainerCreative.class);
     }
 

src/main/java/codechicken/nei/api/IStackStringifyHandler.java

@@ -0,0 +1,16 @@
+package codechicken.nei.api;
+
+import net.minecraft.nbt.NBTTagCompound;
+import net.minecraftforge.fluids.FluidStack;
+import net.minecraft.item.ItemStack;
+
+public interface IStackStringifyHandler
+{
+
+    public NBTTagCompound convertItemStackToNBT(ItemStack stack, boolean saveStackSize);
+
+    public ItemStack convertNBTToItemStack(NBTTagCompound nbtTag);
+
+    public FluidStack getFluid(ItemStack stack);
+
+}

src/main/java/codechicken/nei/asm/GuiContainerManagerAPITransformer.java

@@ -0,0 +1,38 @@
+package codechicken.nei.asm;
+
+import codechicken.lib.asm.ASMHelper;
+import org.objectweb.asm.ClassVisitor;
+import org.objectweb.asm.MethodVisitor;
+
+import static org.objectweb.asm.Opcodes.POP;
+import static org.objectweb.asm.Opcodes.PUTSTATIC;
+
+public class GuiContainerManagerAPITransformer extends ClassVisitor {
+    private final String tname;
+    private boolean changed = false;
+
+    public GuiContainerManagerAPITransformer(int api, ClassVisitor cv, String tname) {
+        super(api, cv);
+        this.tname = tname;
+    }
+
+    @Override
+    public MethodVisitor visitMethod(int access, String mname, String mdesc, String signature, String[] exceptions) {
+        return new MethodVisitor(api, super.visitMethod(access, mname, mdesc, signature, exceptions)) {
+            @Override
+            public void visitFieldInsn(int opcode, String owner, String name, String desc) {
+                if (opcode == PUTSTATIC && "codechicken/nei/guihook/GuiContainerManager".equals(owner) && name.endsWith("Handlers") && desc.equals("Ljava/util/LinkedList;")) {
+                    ASMHelper.logger.warn("Found suspicious PUTSTATIC {} in {}#{}{}, replacing with POP!", name, tname, mname, mdesc);
+                    changed = true;
+                    super.visitInsn(POP);
+                } else {
+                    super.visitFieldInsn(opcode, owner, name, desc);
+                }
+            }
+        };
+    }
+
+    public boolean isChanged() {
+        return changed;
+    }
+}