This commit is contained in:
TONY_All 2022-03-20 15:34:26 +08:00
commit ac880d1d91
14 changed files with 504 additions and 0 deletions

12
.gitignore vendored Normal file
View File

@ -0,0 +1,12 @@
### Idea Gradle template
### IDEA ###
.idea
*.iml
### Gradle ###
.gradle
build
### Other ###
run

24
build.gradle.kts Normal file
View File

@ -0,0 +1,24 @@
plugins {
kotlin("jvm") version "1.6.10"
id("io.papermc.paperweight.userdev") version "1.3.3"
id("xyz.jpenilla.run-paper") version "1.0.6" // Adds runServer and runMojangMappedServer tasks for testing
id("net.minecrell.plugin-yml.bukkit") version "0.5.1" // Generates plugin.yml
}
group = "cc.maxmc.sample"
version = "1.0-XIEYAN"
repositories {
mavenCentral()
}
dependencies {
paperDevBundle("1.18.1-R0.1-SNAPSHOT")
implementation(kotlin("stdlib"))
}
bukkit {
main = "cc.maxmc.sample.PacketSample"
apiVersion = "1.18"
authors = listOf("Author")
}

1
gradle.properties Normal file
View File

@ -0,0 +1 @@
kotlin.code.style=official

BIN
gradle/wrapper/gradle-wrapper.jar vendored Normal file

Binary file not shown.

View File

@ -0,0 +1,5 @@
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-bin.zip
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists

185
gradlew vendored Executable file
View File

@ -0,0 +1,185 @@
#!/usr/bin/env sh
#
# Copyright 2015 the original author or authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
##############################################################################
##
## Gradle start up script for UN*X
##
##############################################################################
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
PRG="$0"
# Need this for relative symlinks.
while [ -h "$PRG" ] ; do
ls=`ls -ld "$PRG"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '/.*' > /dev/null; then
PRG="$link"
else
PRG=`dirname "$PRG"`"/$link"
fi
done
SAVED="`pwd`"
cd "`dirname \"$PRG\"`/" >/dev/null
APP_HOME="`pwd -P`"
cd "$SAVED" >/dev/null
APP_NAME="Gradle"
APP_BASE_NAME=`basename "$0"`
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD="maximum"
warn () {
echo "$*"
}
die () {
echo
echo "$*"
echo
exit 1
}
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
nonstop=false
case "`uname`" in
CYGWIN* )
cygwin=true
;;
Darwin* )
darwin=true
;;
MSYS* | MINGW* )
msys=true
;;
NONSTOP* )
nonstop=true
;;
esac
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD="$JAVA_HOME/jre/sh/java"
else
JAVACMD="$JAVA_HOME/bin/java"
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD="java"
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
# Increase the maximum file descriptors if we can.
if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
MAX_FD_LIMIT=`ulimit -H -n`
if [ $? -eq 0 ] ; then
if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
MAX_FD="$MAX_FD_LIMIT"
fi
ulimit -n $MAX_FD
if [ $? -ne 0 ] ; then
warn "Could not set maximum file descriptor limit: $MAX_FD"
fi
else
warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
fi
fi
# For Darwin, add options to specify how the application appears in the dock
if $darwin; then
GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
fi
# For Cygwin or MSYS, switch paths to Windows format before running java
if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
APP_HOME=`cygpath --path --mixed "$APP_HOME"`
CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
JAVACMD=`cygpath --unix "$JAVACMD"`
# We build the pattern for arguments to be converted via cygpath
ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
SEP=""
for dir in $ROOTDIRSRAW ; do
ROOTDIRS="$ROOTDIRS$SEP$dir"
SEP="|"
done
OURCYGPATTERN="(^($ROOTDIRS))"
# Add a user-defined pattern to the cygpath arguments
if [ "$GRADLE_CYGPATTERN" != "" ] ; then
OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
fi
# Now convert the arguments - kludge to limit ourselves to /bin/sh
i=0
for arg in "$@" ; do
CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
else
eval `echo args$i`="\"$arg\""
fi
i=`expr $i + 1`
done
case $i in
0) set -- ;;
1) set -- "$args0" ;;
2) set -- "$args0" "$args1" ;;
3) set -- "$args0" "$args1" "$args2" ;;
4) set -- "$args0" "$args1" "$args2" "$args3" ;;
5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
esac
fi
# Escape application args
save () {
for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
echo " "
}
APP_ARGS=`save "$@"`
# Collect all arguments for the java command, following the shell quoting and substitution rules
eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
exec "$JAVACMD" "$@"

89
gradlew.bat vendored Normal file
View File

@ -0,0 +1,89 @@
@rem
@rem Copyright 2015 the original author or authors.
@rem
@rem Licensed under the Apache License, Version 2.0 (the "License");
@rem you may not use this file except in compliance with the License.
@rem You may obtain a copy of the License at
@rem
@rem https://www.apache.org/licenses/LICENSE-2.0
@rem
@rem Unless required by applicable law or agreed to in writing, software
@rem distributed under the License is distributed on an "AS IS" BASIS,
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@rem See the License for the specific language governing permissions and
@rem limitations under the License.
@rem
@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Resolve any "." and ".." in APP_HOME to make it shorter.
for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto execute
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto execute
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega

8
settings.gradle.kts Normal file
View File

@ -0,0 +1,8 @@
pluginManagement {
repositories {
gradlePluginPortal()
maven("https://papermc.io/repo/repository/maven-public/")
}
}
rootProject.name = "PacketSample"

View File

@ -0,0 +1,18 @@
package cc.maxmc.sample;
import cc.maxmc.sample.listener.ChatListener;
import cc.maxmc.sample.packet.listener.HandleInjectListener;
import org.bukkit.Bukkit;
import org.bukkit.plugin.java.JavaPlugin;
public class PacketSample extends JavaPlugin {
@Override
public void onEnable() {
Bukkit.getConsoleSender().sendMessage("§b| §7注入数据包监听器...");
Bukkit.getPluginManager().registerEvents(new HandleInjectListener(), this);
Bukkit.getConsoleSender().sendMessage("§a| §7成功注入数据包监听器.");
Bukkit.getPluginManager().registerEvents(new ChatListener(), this);
}
}

View File

@ -0,0 +1,17 @@
package cc.maxmc.sample.listener;
import cc.maxmc.sample.packet.events.PacketPlayOutEvent;
import net.minecraft.network.protocol.game.ClientboundChatPacket;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
public class ChatListener implements Listener {
@EventHandler
public void onChatPacket(PacketPlayOutEvent packetEvent) {
if (!(packetEvent.getPacket() instanceof ClientboundChatPacket packet)) return;
var name = packetEvent.getPlayer().getName();
System.out.println(name);
System.out.println("msg: " + packet.getMessage());
System.out.println("aMsg: " + packet.adventure$message);
}
}

View File

@ -0,0 +1,40 @@
package cc.maxmc.sample.packet;
import cc.maxmc.sample.packet.events.PacketPlayInEvent;
import cc.maxmc.sample.packet.events.PacketPlayOutEvent;
import io.netty.channel.ChannelDuplexHandler;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelPromise;
import org.bukkit.Bukkit;
import org.bukkit.entity.Player;
public class PacketHandler extends ChannelDuplexHandler {
private Player player;
public Player getPlayer() {
return player;
}
public PacketHandler(Player player) {
this.player = player;
}
@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
var event = new PacketPlayInEvent(player, msg);
Bukkit.getPluginManager().callEvent(event);
if (event.isCancelled()) {
return;
}
super.channelRead(ctx, msg);
}
@Override
public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
var event = new PacketPlayOutEvent(player, msg);
Bukkit.getPluginManager().callEvent(event);
if (event.isCancelled()) {
return;
}
super.write(ctx, event.getPacket(), promise);
}
}

View File

@ -0,0 +1,44 @@
package cc.maxmc.sample.packet.events;
import org.bukkit.entity.Player;
import org.bukkit.event.Cancellable;
import org.bukkit.event.HandlerList;
import org.bukkit.event.player.PlayerEvent;
import org.jetbrains.annotations.NotNull;
public class PacketPlayInEvent extends PlayerEvent implements Cancellable {
private static final HandlerList handlerList = new HandlerList();
private Object packet;
private boolean cancelled = false;
public PacketPlayInEvent(@NotNull Player who, @NotNull Object packet) {
super(who, true);
this.packet = packet;
}
@Override
public @NotNull HandlerList getHandlers() {
return handlerList;
}
public @NotNull static HandlerList getHandlerList() {
return handlerList;
}
public Object getPacket() {
return packet;
}
public void setPacket(Object packet) {
this.packet = packet;
}
@Override
public boolean isCancelled() {
return cancelled;
}
@Override
public void setCancelled(boolean cancelled) {
this.cancelled = cancelled;
}
}

View File

@ -0,0 +1,46 @@
package cc.maxmc.sample.packet.events;
import org.bukkit.entity.Player;
import org.bukkit.event.Cancellable;
import org.bukkit.event.HandlerList;
import org.bukkit.event.player.PlayerEvent;
import org.jetbrains.annotations.NotNull;
public class PacketPlayOutEvent extends PlayerEvent implements Cancellable {
private static final HandlerList handlerList = new HandlerList();
private Object packet;
private boolean cancelled;
public PacketPlayOutEvent(@NotNull Player who, @NotNull Object packet) {
super(who, true);
this.packet = packet;
}
public @NotNull
static HandlerList getHandlerList() {
return handlerList;
}
@Override
public @NotNull HandlerList getHandlers() {
return handlerList;
}
public Object getPacket() {
return packet;
}
public void setPacket(Object packet) {
this.packet = packet;
}
@Override
public boolean isCancelled() {
return cancelled;
}
@Override
public void setCancelled(boolean cancelled) {
this.cancelled = cancelled;
}
}

View File

@ -0,0 +1,15 @@
package cc.maxmc.sample.packet.listener;
import cc.maxmc.sample.packet.PacketHandler;
import org.bukkit.craftbukkit.v1_18_R1.entity.CraftPlayer;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerJoinEvent;
public class HandleInjectListener implements Listener {
@EventHandler
public void onJoin(PlayerJoinEvent e) {
var channel = ((CraftPlayer) e.getPlayer()).getHandle().networkManager.channel;
channel.pipeline().addBefore("packet_handler", "taboolib5_packet_handler", new PacketHandler(e.getPlayer()));
}
}