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Fully strip formatting from chat and commands (#3417)

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Kevin Ludwig 2022-11-28 18:46:07 +01:00 committed by GitHub
parent f505f13216
commit 7dc2ca35d6
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 30 additions and 22 deletions
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2
core/src/main/java/org/geysermc/geyser/inventory/AnvilContainer.java
View file

@ -76,7 +76,7 @@ public class AnvilContainer extends Container {
String originalName = ItemUtils.getCustomName(getInput().getNbt());
String plainOriginalName = MessageTranslator.convertToPlainText(originalName, session.locale());
String plainNewName = MessageTranslator.convertToPlainText(rename, session.locale());
String plainNewName = MessageTranslator.convertToPlainText(rename);
if (!plainOriginalName.equals(plainNewName)) {
// Strip out formatting since Java Edition does not allow it
correctRename = plainNewName;

11
core/src/main/java/org/geysermc/geyser/translator/protocol/bedrock/BedrockCommandRequestTranslator.java
View file

@ -29,6 +29,7 @@ import com.nukkitx.protocol.bedrock.packet.CommandRequestPacket;
import org.geysermc.common.PlatformType;
import org.geysermc.geyser.GeyserImpl;
import org.geysermc.geyser.session.GeyserSession;
import org.geysermc.geyser.text.ChatColor;
import org.geysermc.geyser.translator.protocol.PacketTranslator;
import org.geysermc.geyser.translator.protocol.Translator;
import org.geysermc.geyser.translator.text.MessageTranslator;
@ -38,16 +39,14 @@ public class BedrockCommandRequestTranslator extends PacketTranslator<CommandReq
@Override
public void translate(GeyserSession session, CommandRequestPacket packet) {
String command = packet.getCommand().replace("/", "");
String command = MessageTranslator.convertToPlainText(packet.getCommand());
if (!(session.getGeyser().getPlatformType() == PlatformType.STANDALONE
&& GeyserImpl.getInstance().commandManager().runCommand(session, command))) {
String message = packet.getCommand().trim();
if (MessageTranslator.isTooLong(message, session)) {
&& GeyserImpl.getInstance().commandManager().runCommand(session, command.substring(1)))) {
if (MessageTranslator.isTooLong(command, session)) {
return;
}
session.sendCommand(message.substring(1));
session.sendCommand(command.substring(1));
}
}
}

16
core/src/main/java/org/geysermc/geyser/translator/protocol/bedrock/BedrockTextTranslator.java
View file

@ -37,21 +37,7 @@ public class BedrockTextTranslator extends PacketTranslator<TextPacket> {
@Override
public void translate(GeyserSession session, TextPacket packet) {
String message = packet.getMessage();
// The order here is important - strip out illegal characters first, then check if it's blank
// (in case the message is blank after removing)
if (message.indexOf(ChatColor.ESCAPE) != -1) {
// Filter out all escape characters - Java doesn't let you type these
StringBuilder builder = new StringBuilder();
for (int i = 0; i < message.length(); i++) {
char c = message.charAt(i);
if (c != ChatColor.ESCAPE) {
builder.append(c);
}
}
message = builder.toString();
}
String message = MessageTranslator.convertToPlainText(packet.getMessage());
if (message.isBlank()) {
// Java Edition (as of 1.17.1) just doesn't pass on these messages, so... we won't either!

22
core/src/main/java/org/geysermc/geyser/translator/text/MessageTranslator.java
View file

@ -201,6 +201,28 @@ public class MessageTranslator {
return GSON_SERIALIZER.serialize(component);
}
/**
* Convert legacy format message to plain text
*
* @param message Message to convert
* @return The plain text of the message
*/
public static String convertToPlainText(String message) {
char[] input = message.toCharArray();
char[] output = new char[input.length];
int outputSize = 0;
for (int i = 0, inputLength = input.length; i < inputLength; i++) {
char c = input[i];
if (c == ChatColor.ESCAPE) {
i++;
} else {
output[outputSize++] = c;
}
}
return new String(output, 0, outputSize);
}
/**
* Convert JSON and legacy format message to plain text
*

1
core/src/test/java/org/geysermc/geyser/network/translators/chat/MessageTranslatorTest.java
View file

@ -85,6 +85,7 @@ public class MessageTranslatorTest {
@Test
public void convertToPlainText() {
Assert.assertEquals("JSON message is not handled properly", "Many colors here", MessageTranslator.convertToPlainText("{\"extra\":[{\"color\":\"red\",\"text\":\"M\"},{\"color\":\"gold\",\"text\":\"a\"},{\"color\":\"yellow\",\"text\":\"n\"},{\"color\":\"green\",\"text\":\"y \"},{\"color\":\"aqua\",\"text\":\"c\"},{\"color\":\"dark_purple\",\"text\":\"o\"},{\"color\":\"red\",\"text\":\"l\"},{\"color\":\"gold\",\"text\":\"o\"},{\"color\":\"yellow\",\"text\":\"r\"},{\"color\":\"green\",\"text\":\"s \"},{\"color\":\"aqua\",\"text\":\"h\"},{\"color\":\"dark_purple\",\"text\":\"e\"},{\"color\":\"red\",\"text\":\"r\"},{\"color\":\"gold\",\"text\":\"e\"}],\"text\":\"\"}", "en_US"));
Assert.assertEquals("Legacy formatted message is not handled properly (Colors)", "Many colors here", MessageTranslator.convertToPlainText("§cM§6a§en§ay §bc§5o§cl§6o§er§as §bh§5e§cr§6e"));
Assert.assertEquals("Legacy formatted message is not handled properly (Colors)", "Many colors here", MessageTranslator.convertToPlainText("§cM§6a§en§ay §bc§5o§cl§6o§er§as §bh§5e§cr§6e", "en_US"));
Assert.assertEquals("Legacy formatted message is not handled properly (Style)", "Obf Bold Strikethrough Underline Italic Reset", MessageTranslator.convertToPlainText("§kObf §lBold §mStrikethrough §nUnderline §oItalic §rReset", "en_US"));
Assert.assertEquals("Valid lenient JSON is not handled properly", "Strange", MessageTranslator.convertToPlainText("§rStrange", "en_US"));