mirror of
https://github.com/git-learning-game/oh-my-git.git
synced 2024-11-13 19:04:54 +01:00
127 lines
3.9 KiB
GDScript
127 lines
3.9 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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var web_shell = JavaScriptBridge.get_interface("web_shell")
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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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await 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 shell_command = ShellCommand.new()
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shell_command.command = command
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shell_command.crash_on_fail = crash_on_fail
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run_async_thread(shell_command)
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await shell_command.done
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print("output of (" +command+ "): >>" + shell_command.output + "<<")
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exit_code = shell_command.exit_code
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return shell_command.output
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func run_async_web(command, crash_on_fail=true):
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var shell_command = ShellCommand.new()
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shell_command.command = command
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shell_command.crash_on_fail = crash_on_fail
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run_async_thread(shell_command)
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return shell_command
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func run_async_thread(shell_command):
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var debug = false
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var command = shell_command.command
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var crash_on_fail = shell_command.crash_on_fail
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if debug:
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print("$ %s" % command)
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var env = {}
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env["HOME"] = game.tmp_prefix
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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 += "export PATH=\'"+game.tmp_prefix+":'\"$PATH\";"
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hacky_command += "cd '%s' || exit 1;" % _cwd
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hacky_command += command
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print("running >>" + hacky_command + "<<")
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var result
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if _os == "Linux" 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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elif _os == "Web":
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#hacky_command = hacky_command.replace("\\", "\\\\").replace("'", "\\'").replace("\n", "\\n")
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#var js_code = "await run_in_vm('" + hacky_command + "')"
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#print(js_code)
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#var output = JavaScriptBridge.eval(js_code, true)
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#var output = JavaScriptBridge.eval("testy()")
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#print(hacky_command)
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shell_command.js_callback = JavaScriptBridge.create_callback(Callable(shell_command, "callback"))
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web_shell.run(hacky_command).then(shell_command.js_callback)
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else:
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helpers.crash("Unimplemented OS: %s" % _os)
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if _os != "Web":
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if debug:
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print(result["output"])
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shell_command.output = result["output"]
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shell_command.exit_code = result["exit_code"]
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shell_command.emit_signal("done")
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func _shell_binary():
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if _os == "Linux" 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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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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