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Fix sending forms with floodgate for 1.19.20 (#3217) 

* Fix sending forms with floodgate

* Comment about 1.19.20

* Swapped if-else

Co-authored-by: Tim203 <mctim203@gmail.com>
This commit is contained in:
Konicai 2022-08-10 16:09:55 -04:00 committed by GitHub
parent 25a18a2e4f
commit ab2b79485b
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1 changed files with 12 additions and 5 deletions
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core/src/main/java/org/geysermc/geyser/translator/protocol/java/JavaCustomPayloadTranslator.java
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@ -72,12 +72,19 @@ public class JavaCustomPayloadTranslator extends PacketTranslator<ClientboundCus
String dataString = new String(data, 3, data.length - 3, Charsets.UTF_8);
Form form = Forms.fromJson(dataString, type, (ignored, response) -> {
byte[] raw = response.getBytes(StandardCharsets.UTF_8);
byte[] finalData = new byte[raw.length + 2];
byte[] finalData;
if (response == null) {
// Response data can be null as of 1.19.20 (same behaviour as empty response data)
// Only need to send the form id
finalData = new byte[]{data[1], data[2]};
} else {
byte[] raw = response.getBytes(StandardCharsets.UTF_8);
finalData = new byte[raw.length + 2];
finalData[0] = data[1];
finalData[1] = data[2];
System.arraycopy(raw, 0, finalData, 2, raw.length);
finalData[0] = data[1];
finalData[1] = data[2];
System.arraycopy(raw, 0, finalData, 2, raw.length);
}
session.sendDownstreamPacket(new ServerboundCustomPayloadPacket(channel, finalData));
});