Show Reborn Version In Start Screen

CMakeLists.txt

@@ -94,6 +94,10 @@ if(MCPI_SERVER_MODE)
     add_definitions(-DMCPI_SERVER_MODE)
 endif()
 
+# Version
+file(STRINGS VERSION VERSION)
+add_definitions(-DVERSION="${VERSION}")
+
 # Build libreborn
 add_subdirectory(libreborn)
 

docs/CHANGELOG.md

@@ -1,6 +1,7 @@
 # Changelog
 
 **2.0.5**
+* Show Reborn Version In Start Screen
 * External Server Support
 
 **2.0.4**

launcher/client-data/usr/share/applications/minecraft-pi-reborn-client.desktop

@@ -3,7 +3,7 @@ Name=Minecraft: Pi Edition: Reborn
 Comment=Fun with Blocks
 Icon=/usr/share/pixmaps/minecraft-pi-reborn-client.png
 StartupNotify=false
-StartupWMClass=Minecraft - Pi edition
+StartupWMClass=Minecraft: Pi Edition: Reborn
 Exec=/usr/bin/minecraft-pi-reborn-client
 Terminal=false
 Type=Application

launcher/src/client/launcher.cpp

@@ -106,7 +106,7 @@ static void run_zenity_and_set_env(const char *env_name, std::vector<std::string
     std::vector<std::string> full_command;
     full_command.push_back("zenity");
     full_command.push_back("--class");
-    full_command.push_back("Minecraft - Pi edition");
+    full_command.push_back("Minecraft: Pi Edition: Reborn");
     full_command.insert(full_command.end(), command.begin(), command.end());
     // Convert To C Array
     const char *full_command_array[full_command.size() + 1];

libreborn/include/libreborn/minecraft.h

@@ -17,6 +17,7 @@ static renderCursor_t renderCursor = (renderCursor_t) 0x480c4;
 
 static char **default_path = (char **) 0xe264; // /.minecraft/
 static char **default_username = (char **) 0x18fd4; // StevePi
+static char **minecraft_pi_version = (char **) 0x39d94; // v0.1.1 alpha
 
 static unsigned char **Item_flintAndSteel = (unsigned char **) 0x17ba70;
 static unsigned char **Item_snowball = (unsigned char **) 0x17bbb0;
@@ -477,6 +478,11 @@ static SelectWorldScreen_getUniqueLevelName_t SelectWorldScreen_getUniqueLevelNa
 
 static SelectWorldScreen_getUniqueLevelName_t Touch_SelectWorldScreen_getUniqueLevelName = (SelectWorldScreen_getUniqueLevelName_t) 0x3d82c;
 
+// Common
+
+typedef std::string (*Common_getGameVersionString_t)(std::string const& version_suffix);
+static Common_getGameVersionString_t Common_getGameVersionString = (Common_getGameVersionString_t) 0x15068;
+
 #endif
 
 #pragma GCC diagnostic pop

mods/CMakeLists.txt

@@ -15,9 +15,12 @@ add_library(readdir SHARED src/readdir/readdir.c)
 add_library(feature SHARED src/feature/feature.c)
 target_link_libraries(feature reborn)
 
+add_library(version SHARED src/version/version.cpp)
+target_link_libraries(version reborn)
+
 if(MCPI_SERVER_MODE)
     add_library(server SHARED src/server/server.cpp src/server/server_properties.cpp)
-    target_link_libraries(server reborn feature home compat dl media-layer-core pthread)
+    target_link_libraries(server reborn feature home compat version dl media-layer-core pthread)
 else()
     add_library(multiplayer SHARED src/multiplayer/multiplayer.cpp)
     target_link_libraries(multiplayer reborn home)
@@ -60,7 +63,7 @@ add_library(test SHARED src/test/test.c)
 target_link_libraries(test reborn home)
 
 add_library(init SHARED src/init/init.c)
-target_link_libraries(init compat game_mode camera input misc death options touch textures chat home test)
+target_link_libraries(init compat game_mode camera input misc death options touch textures chat home version test)
 if(MCPI_SERVER_MODE)
     target_link_libraries(init server)
 else()
@@ -68,7 +71,7 @@ else()
 endif()
 
 ## Install Mods
-install(TARGETS init compat readdir feature override game_mode camera input misc death options touch textures chat home test DESTINATION "${MCPI_INSTALL_DIR}/mods")
+install(TARGETS init compat readdir feature override game_mode camera input misc death options touch textures chat home version test DESTINATION "${MCPI_INSTALL_DIR}/mods")
 if(MCPI_SERVER_MODE)
     install(TARGETS server DESTINATION "${MCPI_INSTALL_DIR}/mods")
 else()

mods/src/chat/ui.c

@@ -42,7 +42,7 @@ unsigned int chat_get_counter() {
 static void *chat_thread(__attribute__((unused)) void *nop) {
     // Open
     int return_code;
-    char *output = run_command("zenity --title \"Chat\" --class \"Minecraft - Pi edition\" --entry --text \"Enter Chat Message:\"", &return_code);
+    char *output = run_command("zenity --title 'Chat' --class 'Minecraft: Pi Edition: Reborn' --entry --text 'Enter Chat Message:'", &return_code);
     // Handle Message
     if (output != NULL) {
         // Check Return Code

mods/src/compat/compat.c

@@ -12,6 +12,12 @@
 #include "../init/init.h"
 #include "compat.h"
 
+// Custom Title
+HOOK(SDL_WM_SetCaption, void, (__attribute__((unused)) const char *title, const char *icon)) {
+    ensure_SDL_WM_SetCaption();
+    (*real_SDL_WM_SetCaption)("Minecraft: Pi Edition: Reborn", icon);
+}
+
 // Mouse Cursor Is Always Invisible In Vanilla MCPI
 // Because In Vanilla MCPI, The GPU Overlay Covered The Normal Mouse Cursor
 HOOK(SDL_ShowCursor, int, (int toggle)) {

mods/src/home/home.c

@@ -31,10 +31,18 @@ HOOK(getenv, char *, (const char *name)) {
 
 // Get MCPI Home Directory
 char *home_get() {
-    char *dir = NULL;
+    static char *dir = NULL;
+    // Load
+    if (dir == NULL) {
         safe_asprintf(&dir, "%s/" NEW_PATH, getenv("HOME"));
+    }
+    // Return
     return dir;
 }
+// Free
+__attribute__((destructor)) static void _free_home() {
+    free(home_get());
+}
 
 // Init
 void init_home() {

mods/src/home/home.h

@@ -4,7 +4,7 @@
 extern "C" {
 #endif
 
-char *home_get(); // Remember To free()
+char *home_get();
 
 #ifdef __cplusplus
 }

mods/src/init/init.c

@@ -18,4 +18,5 @@ __attribute__((constructor)) static void init() {
     init_textures();
     init_chat();
     init_home();
+    init_version();
 }

mods/src/init/init.h

@@ -21,6 +21,7 @@ void init_touch();
 void init_textures();
 void init_chat();
 void init_home();
+void init_version();
 
 #ifdef __cplusplus
 }

mods/src/override/override.c

@@ -20,8 +20,6 @@ static char *get_override_path(const char *filename) {
     // Get Asset Override Path
     char *overrides = NULL;
     safe_asprintf(&overrides, "%s/overrides", home_path);
-    // Free Home Path
-    free(home_path);
     // Get Data Path
     char *data = NULL;
     char *cwd = getcwd(NULL, 0);

mods/src/server/server.cpp

@@ -23,6 +23,7 @@
 #include "../init/init.h"
 #include "../home/home.h"
 #include "../compat/compat.h"
+#include "../version/version.h"
 
 #include <libreborn/minecraft.h>
 
@@ -65,7 +66,7 @@ static std::string get_world_name() {
 
 // Create/Start World
 static void start_world(unsigned char *minecraft) {
-    INFO("%s", "Starting Minecraft: Pi Edition Dedicated Server");
+    INFO("Starting Minecraft: Pi Edition: Dedicated Server (%s)", version_get());
 
     // Specify Level Settings
     LevelSettings settings;

mods/src/test/test.c

@@ -13,7 +13,6 @@ void run_tests() {
         char *path = home_get();
         int exists = access(path, F_OK) == 0;
         int can_write = exists ? access(path, R_OK | W_OK) == 0 : 1;
-        free(path);
 
         if (!can_write) {
             // Failure

mods/src/version/README.md

@@ -0,0 +1,2 @@
+# ``version`` Mod
+This mod adds the MCPI-Reborn version to the start screen.

mods/src/version/version.cpp

@@ -0,0 +1,34 @@
+#include <libreborn/libreborn.h>
+#include <libreborn/minecraft.h>
+
+#include "version.h"
+#include "../init/init.h"
+
+// Get New Version
+char *version_get() {
+    static char *version = NULL;
+    // Load
+    if (version == NULL) {
+        safe_asprintf(&version, "%s / Reborn v" VERSION, *minecraft_pi_version);
+    }
+    // Return
+    return version;
+}
+// Free
+__attribute__((destructor)) static void _free_version() {
+    free(version_get());
+}
+
+// Injection For Touch GUI Version
+static std::string Common_getGameVersionString_injection(__attribute__((unused)) std::string const& version_suffix) {
+    // Set Version
+    return version_get();
+}
+
+// Init
+void init_version() {
+    // Touch GUI
+    overwrite((void *) Common_getGameVersionString, (void *) Common_getGameVersionString_injection);
+    // Normal GUI
+    patch_address((void *) minecraft_pi_version, version_get());
+}

mods/src/version/version.h

@@ -0,0 +1,11 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+char *version_get();
+
+#ifdef __cplusplus
+}
+#endif