62 lines
2.1 KiB
C++
62 lines
2.1 KiB
C++
#include <string>
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#include <libreborn/libreborn.h>
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#include <symbols/minecraft.h>
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#include <mods/init/init.h>
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#include <mods/feature/feature.h>
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// Death Messages
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static std::string get_death_message(Player *player) {
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// Get Username
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std::string *username = &player->username;
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// Prepare Death Message
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std::string message;
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message.append(username->c_str());
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message.append(" has died");
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// Return
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return message;
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}
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// Death Message Logic
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#define Player_actuallyHurt_injection(type) \
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static void type##Player_actuallyHurt_injection(type##Player *player, int32_t damage) { \
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/* Store Old Health */ \
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int32_t old_health = player->health; \
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\
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/* Call Original Method */ \
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type##Player_actuallyHurt_non_virtual(player, damage); \
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\
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/* Store New Health */ \
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int32_t new_health = player->health; \
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\
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/* Get Variables */ \
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Minecraft *minecraft = player->minecraft; \
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RakNetInstance *rak_net_instance = minecraft->rak_net_instance; \
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/* Only Run On Server-Side */ \
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if (rak_net_instance->vtable->isServer(rak_net_instance)) { \
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/* Check Health */ \
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if (new_health < 1 && old_health >= 1) { \
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/* Get Death Message */ \
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std::string message = get_death_message((Player *) player); \
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\
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/* Post Death Message */ \
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ServerSideNetworkHandler *server_side_network_handler = (ServerSideNetworkHandler *) minecraft->network_handler; \
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ServerSideNetworkHandler_displayGameMessage(server_side_network_handler, &message); \
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} \
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} \
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}
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Player_actuallyHurt_injection(Local)
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Player_actuallyHurt_injection(Server)
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// Init
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void init_death() {
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// Death Messages
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if (feature_has("Implement Death Messages", server_auto)) {
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patch_address(ServerPlayer_actuallyHurt_vtable_addr, (void *) ServerPlayer_actuallyHurt_injection);
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patch_address(LocalPlayer_actuallyHurt_vtable_addr, (void *) LocalPlayer_actuallyHurt_injection);
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}
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}
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