minecraft-pi-reborn/example-mods/chat-commands/chat-commands.cpp

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#include <libreborn/patch.h>
#include <libreborn/util.h>
#include <libreborn/string.h>
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#include <symbols/minecraft.h>
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#include <mods/chat/chat.h>
#include <mods/misc/misc.h>
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#include <mods/server/server.h>
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// The Actual Mod
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HOOK(chat_handle_packet_send, void, (const Minecraft *minecraft, ChatPacket *packet)) {
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// Get Message
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const char *message = packet->message.c_str();
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if (message[0] == '/') {
// API Command
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Minecraft *mc = (Minecraft *) minecraft;
Gui *gui = &mc->gui;
std::string out = chat_send_api_command(mc, (char *) &message[1]);
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if (out.length() > 0 && out[out.length() - 1] == '\n') {
out[out.length() - 1] = '\0';
}
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std::string cp437_out = to_cp437(out);
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gui->addMessage(cp437_out);
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} else {
// Call Original Method
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real_chat_handle_packet_send()(minecraft, packet);
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}
}
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// Add Server Command
HOOK(server_get_commands, std::vector<ServerCommand> *, (Minecraft *minecraft, ServerSideNetworkHandler *server_side_network_handler)) {
// Call Original Method
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std::vector<ServerCommand> *commands = real_server_get_commands()(minecraft, server_side_network_handler);
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// Add Command
commands->push_back({
.name = "greet",
.comment = "Example Custom Command",
.callback = [](__attribute__((unused)) const std::string &cmd) {
INFO("Hello World!");
}
});
// Return
return commands;
}