Initial commit.

README.md

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+# MCPIL
+Minecraft Pi Launcher
+
+A simple launcher for Minecraft: Pi Edition.
+
+## Getting started
+### Prerequisites
+To use MCPIL you need to have ``Python> = 3.8.x`` pre-installed and root privileges.
+
+### Installation
+To install MCPIL, download or clone the repository:
+``` shell
+git clone https://github.com/Alvarito050506/MCPIL.git
+```
+and then run the file ``install.py``. It will create a desktop file that you can access in the "Games" category.
+
+## Features
++ Switch between Minecraft Pi and PE
++ Username change
++ Skin change
++ Mod load
++ Coming soon: join non-local server
+
+## Licensing
+All the code of this project is licensed under the [GNU General Public License version 2.0](https://github.com/Alvarito050506/MCPIL/blob/master/LICENSE) (GPL-2.0).
+
+All the documentation of this project is licensed under the [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/) (CC BY-SA 4.0) license.
+
+![CC BY-SA 4.0](https://i.creativecommons.org/l/by-sa/4.0/88x31.png)

install.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import subprocess
+import sys
+import os
+import shutil
+import fileinput
+
+def main():
+	if "arm" not in os.uname()[4] and "aarch" not in os.uname()[4]:
+		sys.stdout.write("Error: Minecraft Pi Launcher must run on a Raspberry Pi.\n");
+		return 1;
+
+	if os.geteuid() != 0:
+		sys.stdout.write("Error: You need to have root privileges to run this installer.\n");
+
+	sys.stdout.write("Installing dependencies... ");
+	subprocess.call(["sudo", "apt-get", "install", "python3-tk", "wget", "bspatch", "-qq"]);
+	sys.stdout.write("OK.\n");
+
+	sys.stdout.write("Downloading Minecraft... ");
+	subprocess.call(["sudo", "apt-get", "install", "minecraft-pi", "-qq"]);
+	sys.stdout.write("OK.\n");
+
+	sys.stdout.write("Installing Minecraft... ");
+	subprocess.call(["bspatch", "/opt/minecraft-pi/minecraft-pi", "/opt/minecraft-pi/minecraft-pe", "install_files/minecraft-pe.bsdiff"]);
+	subprocess.call(["chmod", "a+x", "/opt/minecraft-pi/minecraft-pe"]);
+	sys.stdout.write("OK.\n");
+
+	sys.stdout.write("Configuring... ");
+
+	desktop_template = open("install_files/mcpil.desktop", "r");
+	desktop_file = open("/usr/share/applications/mcpil.desktop", "w");
+	desktop_file.write(desktop_template.read().replace("$(EXECUTABLE_PATH)", os.getcwd() + "/mcpil.py").replace("$(ICON_PATH)", os.getcwd() + "/install_files/icon.png"));
+	desktop_template.close();
+	desktop_file.close();
+
+	shutil.copy2("./install_files/minecraft-pe", "/usr/bin/minecraft-pe");
+	subprocess.call(["chmod", "a+x", "/usr/bin/minecraft-pe"]);
+	subprocess.call(["chmod", "a+x", "mcpil.py"]);
+	sys.stdout.write("OK.\n");
+	return 0;
+
+if __name__ == '__main__':
+	sys.exit(main());

install_files/mcpil.desktop

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+[Desktop Entry]
+Name=MCPIL
+Comment=Minecraft Pi Launcher
+Exec=$(EXECUTABLE_PATH)
+Icon=$(ICON_PATH)
+Terminal=false
+Type=Application
+Categories=Application;Game;
+StartupNotify=true

install_files/minecraft-pe

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+#!/bin/sh
+
+cd /opt/minecraft-pi || exit
+
+if grep -q okay /proc/device-tree/soc/v3d@7ec00000/status \
+	/proc/device-tree/soc/firmwarekms@7e600000/status 2> /dev/null; then
+	export LD_PRELOAD=libbcm_host.so.1.0
+	export LD_LIBRARY_PATH=lib/mesa
+else
+	export LD_LIBRARY_PATH=lib/brcm
+fi
+
+./minecraft-pe

mcpil.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import sys
+import subprocess
+import atexit
+import signal
+import webbrowser
+from os import walk, remove, path, chdir, kill
+from tkinter import *
+from tkinter import ttk
+from tkinter.filedialog import askopenfilename
+from shutil import copy2
+
+descriptions = ["Miecraft Pi Edition. v0.1.1. Default game mode: Creative.", "Minecraft Pocket Edition. v0.6.1. Default game mode: Survival."];
+binaries = ["minecraft-pi", "minecraft-pe"];
+
+def on_select_versions(event):
+	global current_selection;
+	description_text["text"] = descriptions[int(event.widget.curselection()[0])];
+	current_selection = int(event.widget.curselection()[0]);
+	return 0;
+
+def launch():
+	subprocess.Popen([binaries[current_selection]]);
+	return 0;
+
+def save_settings():
+	username = username_entry.get();
+	i = 0;
+
+	while len(username) < 7:
+		username = username + "\x00";
+
+	mcpi_file = open("/opt/minecraft-pi/minecraft-pi", "r+");
+	mcpi_file.seek(0xfa8ca);
+	while i < 7:
+		mcpi_file.write(username[i]);
+		i += 1;
+	i = 0;
+	mcpi_file.close();
+
+	mcpe_file = open("/opt/minecraft-pi/minecraft-pe", "r+");
+	mcpe_file.seek(0xfa8ca);
+	while i < 7:
+		mcpe_file.write(username[i]);
+		i += 1;
+	mcpe_file.close();
+	return 0;
+
+def on_select_mods(event):
+	if mods.get(int(event.widget.curselection()[0])) is not None:
+		delete_button["state"] = NORMAL;
+	else:
+		delete_button["state"] = DISABLED;
+	return 0;
+
+def install_mod():
+	mod_file = askopenfilename(filetypes=[("Python scripts", "*.py")]);
+	copy2(mod_file, "./mods/" + path.basename(mod_file));
+	update_mods();
+	delete_button["state"] = DISABLED;
+	return 0;
+
+def delete_mod():
+	remove("./mods/" + mods.get(int(mods.curselection()[0])));
+	update_mods();
+	delete_button["state"] = DISABLED;
+	return 0;
+
+def update_mods():
+	mod_files = [];
+	i = 0;
+
+	for (_, _, files) in walk("mods"):
+		mod_files.extend(files);
+
+	mods.delete(0, END);
+
+	while i < len(mod_files):
+		mods.insert(i, mod_files[i]);
+		i += 1;
+	return 0;
+
+def start_mods():
+	global mods_process;
+	mods_process = subprocess.Popen(["python3", "mcpim.py"]);
+	return 0;
+
+def kill_mods():
+	kill(mods_process.pid, signal.SIGTERM);
+	return 0;
+
+def change_skin():
+	skin_file = askopenfilename(filetypes=[("Portable Network Graphics", "*.png")]);
+	copy2(skin_file, "/opt/minecraft-pi/data/images/mob/char.png");
+	return 0;
+
+def web_open(event):
+	webbrowser.open(event.widget.cget("text"));
+	return 0;
+
+def play_tab(parent):
+	global description_text;
+
+	tab = Frame(parent);
+
+	title = Label(tab, text="Minecraft Pi Launcher");
+	title.config(font=("", 24));
+	title.pack();
+
+	choose_text = Label(tab, text="Choose a Minecraft version to launch.");
+	choose_text.pack(pady=16);
+
+	versions_frame = Frame(tab);
+	versions = Listbox(versions_frame, selectmode=SINGLE, width=22);
+	versions.insert(0, " Minecraft Pi Edition ");
+	versions.insert(1, " Minecraft Pocket Edition ");
+	versions.bind('<<ListboxSelect>>', on_select_versions);
+	versions.pack(side=LEFT);
+
+	description_text = Label(versions_frame, text="", wraplength=256);
+	description_text.pack(pady=48);
+
+	versions_frame.pack(fill=BOTH, expand=True);
+
+	launch_frame = Frame(tab);
+	launch_button = Button(launch_frame, text="Launch!", command=launch);
+	launch_button.pack(side=RIGHT, anchor=S);
+	launch_frame.pack(fill=BOTH, expand=True);
+	return tab;
+
+def settings_tab(parent):
+	global username_entry;
+	tab = Frame(parent);
+
+	title = Label(tab, text="Settings");
+	title.config(font=("", 24));
+	title.pack();
+
+	form_frame = Frame(tab);
+	username_text = Label(form_frame, text="Username (7 characters max):");
+	username_text.pack(side=LEFT, anchor=N, pady=16);
+
+	username_entry = Entry(form_frame, width=32);
+	username_entry.pack(side=RIGHT, anchor=N, pady=16);
+	form_frame.pack();
+
+	buttons_frame = Frame(tab);
+	skin_button = Button(buttons_frame, text="Change skin", command=change_skin);
+	skin_button.pack(side=LEFT, anchor=S);
+	save_button = Button(buttons_frame, text="Save", command=save_settings);
+	save_button.pack(side=RIGHT, anchor=S);
+	buttons_frame.pack(fill=BOTH, expand=True);
+	return tab;
+
+def mods_tab(parent):
+	global delete_button;
+	global mods;
+	tab = Frame(parent);
+
+	title = Label(tab, text="Mods");
+	title.config(font=("", 24));
+	title.pack();
+
+	mods_frame = Frame(tab);
+	mods = Listbox(mods_frame, selectmode=SINGLE, width=22);
+	update_mods();
+	mods.bind('<<ListboxSelect>>', on_select_mods);
+	mods.pack(pady=16);
+	mods_frame.pack();
+
+	buttons_frame = Frame(tab);
+	start_button = Button(buttons_frame, text="Start mods", command=start_mods);
+	start_button.pack(side=RIGHT, anchor=S);
+	install_button = Button(buttons_frame, text="Install", command=install_mod);
+	install_button.pack(side=RIGHT, anchor=S);
+	delete_button = Button(buttons_frame, text="Delete", command=delete_mod, state=DISABLED);
+	delete_button.pack(side=RIGHT, anchor=S);
+	buttons_frame.pack(fill=BOTH, expand=True);
+	return tab;
+
+def about_tab(parent):
+	tab = Frame(parent);
+
+	title = Label(tab, text="Minecraft Pi Launcher");
+	title.config(font=("", 24));
+	title.pack();
+
+	version = Label(tab, text="v0.1.0");
+	version.config(font=("", 10));
+	version.pack();
+
+	author = Label(tab, text="by @Alvarito050506");
+	author.config(font=("", 10));
+	author.pack();
+	author.bind("<Button-1>", web_open);
+
+	url = Label(tab, text="https://github.com/Alvarito050506/MCPIL", fg="blue", cursor="hand2");
+	url.config(font=("", 10));
+	url.pack();
+	author.bind("<Button-1>", web_open);
+	return tab;
+
+def main(args):
+	global mods_process;
+	chdir(path.dirname(__file__));
+	window = Tk();
+	window.title("MCPI Laucher");
+	window.geometry("480x348");
+	window.resizable(False, False);
+	window.iconphoto(True, PhotoImage(file="install_files/icon.png"))
+
+	tabs = ttk.Notebook(window);
+	tabs.add(play_tab(tabs), text="Play");
+	tabs.add(settings_tab(tabs), text="Settings");
+	tabs.add(mods_tab(tabs), text="Mods");
+	tabs.add(about_tab(tabs), text="About");
+	tabs.pack(fill=BOTH, expand=True);
+
+	copy2("/opt/minecraft-pi/data/images/mob/char.png", "/opt/minecraft-pi/data/images/mob/char_original.png");
+	start_mods();
+	atexit.register(kill_mods);
+
+	window.mainloop();
+	return 0;
+
+if __name__ == '__main__':
+	sys.exit(main(sys.argv));

mcpim.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import sys
+import subprocess
+import signal
+import atexit
+from os import walk, kill
+from mcpi import *
+
+def kill_mods():
+	i = 0;
+	while i < len(mods_processes):
+		kill(mods_processes[i].pid, signal.SIGTERM);
+		i += 1;
+	return 0;
+
+def main():
+	global mods_processes;
+	mods_processes = [];
+	mod_files = [];
+	i = 0;
+	j = None;
+
+	while j is None:
+		try:
+			minecraft.Minecraft.create();
+			for (_, _, files) in walk("mods"):
+				mod_files.extend(files);
+			while i < len(mod_files):
+				subprocess.Popen(["python3", "mods/" + mod_files[i]]);
+				i += 1;
+			atexit.register(kill_mods);
+			j = 1;
+		except:
+			pass;
+	return 0;
+
+if __name__ == '__main__':
+	sys.exit(main());

mods/example.py

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+#!/usr/bin/env python3
+
+import sys
+import time
+from mcpi import *
+
+mc = minecraft.Minecraft.create();
+
+def main(args):
+	mc.setting("world_immutable", True);
+	mc.camera.setFollow();
+	mc.saveCheckpoint();
+	mc.postToChat("Welcome to Minecraft Pi.");
+	time.sleep(5);
+	mc.setting("world_immutable", False);
+	mc.setting("nametags_visible", True);
+	mc.player.setting("autojump", True);
+	mc.camera.setNormal();
+	return 0;
+
+if __name__ == '__main__':
+	sys.exit(main(sys.argv));