Add submodules and build scripts

These will be made default in 1.9, dropping PaperTools support

.gitignore

@@ -22,6 +22,7 @@ build/
 bin/
 dist/
 manifest.mf
+work/
 
 # Mac filesystem dust
 .DS_Store/

.gitmodules

@@ -0,0 +1,9 @@
+[submodule "Bukkit"]
+	path = Bukkit
+	url = https://hub.spigotmc.org/stash/scm/spigot/bukkit.git
+[submodule "CraftBukkit"]
+	path = CraftBukkit
+	url = https://hub.spigotmc.org/stash/scm/spigot/craftbukkit.git
+[submodule "BuildData"]
+	path = BuildData
+	url = https://hub.spigotmc.org/stash/scm/spigot/builddata.git

BuildData

@@ -0,0 +1 @@
+Subproject commit 838b40587fa7a68a130b75252959bc8a3481d94f

Bukkit

@@ -0,0 +1 @@
+Subproject commit f10a7a92f33995b08f63633b23de6ec80b50a609

CraftBukkit

@@ -0,0 +1 @@
+Subproject commit a66b96584771093d7199eff150161b83384b7056

build.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+git submodule update --init && ./remap.sh && ./decompile.sh && ./init.sh && ./newApplyPatches.sh && mvn clean install

decompile.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+PS1="$"
+basedir=`pwd`
+workdir=$basedir/work
+minecraftversion=$(cat BuildData/info.json | grep minecraftVersion | cut -d '"' -f 4)
+decompiledir=$workdir/$minecraftversion
+classdir=$decompiledir/classes
+
+echo "Extracting NMS classes..."
+if [ ! -d "$classdir" ]; then
+    mkdir -p "$classdir"
+    cd "$classdir"
+    jar xf "$decompiledir/$minecraftversion-mapped.jar" net/minecraft/server
+    if [ "$?" != "0" ]; then
+        cd "$basedir"
+        echo "Failed to extract NMS classes."
+        exit 1
+    fi
+fi
+
+echo "Decompiling classes..."
+if [ ! -d "$decompiledir/net/minecraft/server" ]; then
+    cd "$basedir"
+    java -jar BuildData/bin/fernflower.jar -dgs=1 -hdc=0 -rbr=0 -asc=1 -udv=0 "$classdir" "$decompiledir"
+    if [ "$?" != "0" ]; then
+        echo "Failed to decompile classes."
+        exit 1
+    fi
+fi

init.sh

@@ -0,0 +1,35 @@
+#!/bin/bash
+
+PS1="$"
+basedir=`pwd`
+workdir=$basedir/work
+minecraftversion=$(cat BuildData/info.json | grep minecraftVersion | cut -d '"' -f 4)
+decompiledir=$workdir/$minecraftversion
+nms=$decompiledir/net/minecraft/server
+cb=src/main/java/net/minecraft/server
+
+patch=$(which patch 2>/dev/null)
+if [ "x$patch" == "x" ]; then
+    patch=$basedir/hctap.exe
+fi
+
+echo "Applying CraftBukkit patches to NMS..."
+cd "$basedir/CraftBukkit"
+git checkout -B patched HEAD >/dev/null 2>&1
+rm -rf $cb
+mkdir -p $cb
+for file in $(ls nms-patches)
+do
+    patchFile="nms-patches/$file"
+    file="$(echo $file | cut -d. -f1).java"
+
+    echo "Patching $file < $patchFile"
+    sed -i 's/\r//' "$nms/$file" > /dev/null
+
+    cp "$nms/$file" "$cb/$file"
+    "$patch" -s -d src/main/java/ "net/minecraft/server/$file" < "$patchFile"
+done
+
+git add src >/dev/null 2>&1
+git commit -m "CraftBukkit $ $(date)" >/dev/null 2>&1
+git checkout -f HEAD^ >/dev/null 2>&1

newApplyPatches.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+
+PS1="$"
+basedir=`pwd`
+echo "Rebuilding Forked projects.... "
+
+function applyPatch {
+    what=$1
+    target=$2
+    branch=$3
+    cd "$basedir/$what"
+    git fetch
+    git branch -f upstream "$branch" >/dev/null
+
+    cd "$basedir"
+    if [ ! -d  "$basedir/$target" ]; then
+        git clone "$what" "$target"
+    fi
+    cd "$basedir/$target"
+    echo "Resetting $target to $what..."
+    git remote add -f upstream ../$what >/dev/null 2>&1
+    git checkout master >/dev/null 2>&1
+    git fetch upstream >/dev/null 2>&1
+    git reset --hard upstream/upstream
+    echo "  Applying patches to $target..."
+    git am --abort >/dev/null 2>&1
+    git am --3way --ignore-whitespace "$basedir/${what}-Patches/"*.patch
+    if [ "$?" != "0" ]; then
+        echo "  Something did not apply cleanly to $target."
+        echo "  Please review above details and finish the apply then"
+        echo "  save the changes with rebuildPatches.sh"
+        exit 1
+    else
+        echo "  Patches applied cleanly to $target"
+    fi
+}
+
+applyPatch Bukkit Spigot-API HEAD && applyPatch CraftBukkit Spigot-Server patched
+applyPatch Spigot-API PaperSpigot-API HEAD && applyPatch Spigot-Server PaperSpigot-Server HEAD

newRebuildPatches.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+PS1="$"
+basedir=`pwd`
+echo "Rebuilding patch files from current fork state..."
+git config core.safecrlf false
+
+function cleanupPatches {
+    cd "$1"
+    for patch in *.patch; do
+        echo "$patch"
+        gitver=$(tail -n 2 $patch | grep -ve "^$" | tail -n 1)
+        diffs=$(git diff --staged $patch | grep -E "^(\+|\-)" | grep -Ev "(From [a-z0-9]{32,}|\-\-\- a|\+\+\+ b|.index)")
+
+        testver=$(echo "$diffs" | tail -n 2 | grep -ve "^$" | tail -n 1 | grep "$gitver")
+        if [ "x$testver" != "x" ]; then
+            diffs=$(echo "$diffs" | sed 'N;$!P;$!D;$d')
+        fi
+
+        if [ "x$diffs" == "x" ] ; then
+            git reset HEAD $patch >/dev/null
+            git checkout -- $patch >/dev/null
+        fi
+    done
+}
+
+function savePatches {
+    what=$1
+    target=$2
+    echo "Formatting patches for $what..."
+    cd "$basedir/$target"
+    git format-patch --no-stat -N -o "$basedir/${what}-Patches/" upstream/upstream >/dev/null
+    cd "$basedir"
+    git add -A "$basedir/${what}-Patches"
+    cleanupPatches "$basedir/${what}-Patches"
+    echo "  Patches saved for $what to $what-Patches/"
+}
+if [ "$1" == "clean" ]; then
+	rm -rf Spigot-*-Patches
+fi
+savePatches Spigot-API PaperSpigot-API
+savePatches Spigot-Server PaperSpigot-Server

remap.sh

@@ -0,0 +1,63 @@
+#!/bin/bash
+
+PS1="$"
+basedir=`pwd`
+workdir=$basedir/work
+minecraftversion=$(cat BuildData/info.json | grep minecraftVersion | cut -d '"' -f 4)
+minecrafthash=$(cat BuildData/info.json | grep minecraftHash | cut -d '"' -f 4)
+accesstransforms=BuildData/mappings/$(cat BuildData/info.json | grep accessTransforms | cut -d '"' -f 4)
+classmappings=BuildData/mappings/$(cat BuildData/info.json | grep classMappings | cut -d '"' -f 4)
+membermappings=BuildData/mappings/$(cat BuildData/info.json | grep memberMappings | cut -d '"' -f 4)
+packagemappings=BuildData/mappings/$(cat BuildData/info.json | grep packageMappings | cut -d '"' -f 4)
+jarpath=$workdir/$minecraftversion/$minecraftversion
+
+echo "Downloading unmapped vanilla jar..."
+if [ ! -f  "$jarpath.jar" ]; then
+    mkdir -p "$workdir/$minecraftversion"
+    curl -s -o "$jarpath.jar" "https://s3.amazonaws.com/Minecraft.Download/versions/$minecraftversion/minecraft_server.$minecraftversion.jar"
+    if [ "$?" != "0" ]; then
+        echo "Failed to download the vanilla server jar. Check connectivity or try again later."
+        exit 1
+    fi
+fi
+
+checksum=$(md5sum "$jarpath.jar" | cut -d ' ' -f 1)
+if [ "$checksum" != "$minecrafthash" ]; then
+    echo "The MD5 checksum of the downloaded server jar does not match the BuildData hash."
+    exit 1
+fi
+
+echo "Applying class mappings..."
+if [ ! -f "$jarpath-cl.jar" ]; then
+    java -jar BuildData/bin/SpecialSource-2.jar map -i "$jarpath.jar" -m "$classmappings" -o "$jarpath-cl.jar" 1>/dev/null
+    if [ "$?" != "0" ]; then
+        echo "Failed to apply class mappings."
+        exit 1
+    fi
+fi
+
+echo "Applying member mappings..."
+if [ ! -f "$jarpath-m.jar" ]; then
+    java -jar BuildData/bin/SpecialSource-2.jar map -i "$jarpath-cl.jar" -m "$membermappings" -o "$jarpath-m.jar" 1>/dev/null
+    if [ "$?" != "0" ]; then
+        echo "Failed to apply member mappings."
+        exit 1
+    fi
+fi
+
+echo "Creating remapped jar..."
+if [ ! -f "$jarpath-mapped.jar" ]; then
+    java -jar BuildData/bin/SpecialSource.jar --kill-lvt -i "$jarpath-m.jar" --access-transformer "$accesstransforms" -m "$packagemappings" -o "$jarpath-mapped.jar" 1>/dev/null
+    if [ "$?" != "0" ]; then
+        echo "Failed to create remapped jar."
+        exit 1
+    fi
+fi
+
+echo "Installing remapped jar..."
+cd CraftBukkit # Need to be in a directory with a valid POM at the time of install.
+mvn install:install-file -q -Dfile="$jarpath-mapped.jar" -Dpackaging=jar -DgroupId=org.spigotmc -DartifactId=minecraft-server -Dversion="$minecraftversion-SNAPSHOT"
+if [ "$?" != "0" ]; then
+    echo "Failed to install remapped jar."
+    exit 1
+fi