diff --git a/play zone/terminalManagement b/play zone/terminalManagement new file mode 100644 index 00000000..f524b927 --- /dev/null +++ b/play zone/terminalManagement @@ -0,0 +1,58 @@ +import os +import pty +import shlex +import signal +from pathlib import Path + +import asyncio + +import pyte + +class Terminal: + def __init__(self, columns, lines, p_in): + self.screen = pyte.HistoryScreen(columns, lines) + self.screen.set_mode(pyte.modes.LNM) + self.screen.write_process_input = \ + lambda data: p_in.write(data.encode()) + self.stream = pyte.ByteStream() + self.stream.attach(self.screen) + def feed(self, data): + self.stream.feed(data) + def dump(self): + cursor = self.screen.cursor + lines = [] + for y in self.screen.dirty: + line = self.screen.buffer[y] + data = [(char.data, char.reverse, char.fg, char.bg) + for char in (line[x] for x in range(self.screen.columns))] + lines.append((y, data)) + self.screen.dirty.clear() + return {"c": (cursor.x, cursor.y), "lines": lines} + + +def open_terminal(command="bash", columns=80, lines=24): + p_pid, master_fd = pty.fork() + if p_pid == 0: # Child. + argv = shlex.split(command) + env = dict(TERM="linux", LC_ALL="de_DE.UTF-8", + COLUMNS=str(columns), LINES=str(lines)) + os.execvpe(argv[0], argv, env) + # File-like object for I/O with the child process aka command. + p_out = os.fdopen(master_fd, "w+b", 0) + return Terminal(columns, lines, p_out), p_pid, p_out + +def convert_to_text(dump): + lines = dump['lines'] + strLines = '' + for line in lines: + strLines += str(line[0]) + for c in line[1]: + strLines += c[0] + return strLines + +t,p,o = open_terminal() +t.feed(o.read(10000)) +convert_to_text(t.dump()) +t.feed(b'ls\r') +t.feed(o.read(10000)) +convert_to_text(t.dump())