mirror of
https://github.com/git-learning-game/oh-my-git.git
synced 2024-11-13 19:04:54 +01:00
113 lines
3.2 KiB
GDScript
113 lines
3.2 KiB
GDScript
extends Node
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class_name Shell
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var exit_code
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var _cwd
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var _os = OS.get_name()
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func _init():
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# Create required directories and move into the tmp directory.
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_cwd = "/tmp"
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run("mkdir -p '%s/repos'" % game.tmp_prefix)
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_cwd = game.tmp_prefix
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func cd(dir):
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_cwd = dir
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# Run a shell command given as a string. Run this if you're interested in the
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# output of the command.
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func run(command, crash_on_fail=true):
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var debug = false
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if debug:
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print("$ %s" % command)
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var env = {}
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if game.fake_editor:
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env["GIT_EDITOR"] = game.fake_editor.replace(" ", "\\ ")
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env["GIT_AUTHOR_NAME"] = "You"
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env["GIT_COMMITTER_NAME"] = "You"
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env["GIT_AUTHOR_EMAIL"] = "you@example.com"
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env["GIT_COMMITTER_EMAIL"] = "you@example.com"
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env["GIT_TEMPLATE_DIR"] = ""
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var hacky_command = ""
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for variable in env:
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hacky_command += "export %s='%s';" % [variable, env[variable]]
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hacky_command += "cd '%s' || exit 1;" % _cwd
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hacky_command += command
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var result
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if _os == "X11" or _os == "OSX":
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# Godot's OS.execute wraps each argument in double quotes before executing
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# on Linux and macOS.
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# Because we want to be in a single-quote context, where nothing is evaluated,
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# we end those double quotes and start a single quoted string. For each single
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# quote appearing in our string, we close the single quoted string, and add
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# a double quoted string containing the single quote. Ooooof!
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#
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# Example: The string
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#
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# test 'fu' "bla" blubb
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#
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# becomes
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#
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# "'test '"'"'fu'"'"' "bla" blubb"
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hacky_command = '"\''+hacky_command.replace("'", "'\"'\"'")+'\'"'
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result = helpers.exec(_shell_binary(), ["-c", hacky_command], crash_on_fail)
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elif _os == "Windows":
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# On Windows, if the command contains a newline (even if inside a string),
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# execution will end. To avoid that, we first write the command to a file,
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# and run that file with bash.
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var script_path = game.tmp_prefix + "command" + str(randi())
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helpers.write_file(script_path, hacky_command)
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result = helpers.exec(_shell_binary(), [script_path], crash_on_fail)
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else:
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helpers.crash("Unimplemented OS: %s" % _os)
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if debug:
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print(result["output"])
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exit_code = result["exit_code"]
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return result["output"]
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func _shell_binary():
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if _os == "X11" or _os == "OSX":
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return "bash"
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elif _os == "Windows":
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return "dependencies\\windows\\git\\bin\\bash.exe"
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else:
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helpers.crash("Unsupported OS: %s" % _os)
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var _t
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func run_async(command):
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_t = Thread.new()
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_t.start(self, "run_async_thread", command)
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func run_async_thread(command):
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var port = 1000 + (randi() % 1000)
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var s = TCP_Server.new()
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s.listen(port)
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var _pid = OS.execute("ncat", ["127.0.0.1", str(port), "-c", command], false, [], true)
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while not s.is_connection_available():
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pass
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var c = s.take_connection()
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while c.get_status() == StreamPeerTCP.STATUS_CONNECTED:
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read_from(c)
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OS.delay_msec(1000/30)
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read_from(c)
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c.disconnect_from_host()
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s.stop()
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func read_from(c):
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var total_available = c.get_available_bytes()
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print(str(total_available)+" bytes available")
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while total_available > 0:
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var available = min(1024, total_available)
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total_available -= available
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print("reading "+str(available))
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var data = c.get_utf8_string(available)
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#emit_signal("output", data)
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print(data.size())
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