def execute_command(command):
"""Execute a known command (cd, dir, exit or cls)
Args:
command (string): command-argument pair. E.g "cd path/to/file" or "dir"
"""
if command.lower() == "exit":
exit_shell()
elif command.lower() == "cls":
clear_screen()
# The cd command can be written as one word when using cd.., cd\ or only cd
elif command.lower().startswith(
("cd ", "cd.", "cd\\")) or command.lower() == "cd":
# Path starts from index 2 (after "cd")
path = command[2:]
cd(path.strip())
# The dir command can be written as one word when using dir.., dir\ or only dir
elif command.lower().startswith(
("dir ", "dir.", "dir\\")) or command.lower() == "dir":
# Path starts from index 3 (after "dir")
path = command[3:]
dir_cmd(path.strip())
else:
raise UnknownCommand()
def test_command_cd_with_slash():
home = Folder('home')
working_dir = Folder('working_dir')
working_dir = home
Folder('folder1', home)
Folder('folder2', home)
answer = "cd folder1".split()
working_dir = cd(answer, working_dir, home)
assert working_dir.name == 'folder1'
answer = "cd home/folder2".split()
working_dir = cd(answer, working_dir, home)
assert working_dir.name == 'folder2'
def test_command_cd_go_folder_up():
home = Folder('home')
working_dir = Folder('working_dir')
working_dir = home
folder1 = Folder('folder1', home)
folder2 = Folder('folder2', home)
folder3 = Folder('folder3', folder1)
answer = "cd folder1".split()
working_dir = cd(answer, working_dir, home)
assert working_dir.name == 'folder1'
answer = "cd folder3".split()
working_dir = cd(answer, working_dir, home)
assert working_dir.name == 'folder3'
answer = "cd ..".split()
working_dir = cd(answer, working_dir, home)
assert working_dir.name == 'folder1'
def do_cd(self, args):
'Usage: cd GROUP\n' \
'Changes current/working group to GROUP\n'
args = parse(args)
if len(args) != 1:
print("[-] Command cd require exactly one argument\n")
else:
new_path = args[0]
if new_path[0] != '/':
new_path = self.path + new_path
result = commands.cd(new_path)
if result is None:
print("[-] Invalid path, at least one node is entry or does not exist\n")
else:
self.path = result
self.gen_prompt()
def test_command_cd_incorrect_folder():
home = Folder('home')
working_dir = Folder('working_dir')
working_dir = home
assert cd("cd a", working_dir, home) is None
def main():
home = Folder('home')
working_dir = Folder('working_dir')
working_dir = home
answer = True
starting_msg = "File system is working. Type help if needed or exit to end program."
print(starting_msg)
while answer:
try:
path = get_path(working_dir, home)
answer = input(path).split()
if answer[0] == "cd":
new_working_dir = cd(answer, working_dir, home)
if new_working_dir:
working_dir = new_working_dir
else:
print("Incorrect usage of: cd. Try again")
elif answer[0] == 'mkdir':
# make folder
try:
Folder(answer[1], working_dir)
except Exception:
print("Incorrect usage of: mkdir. Try again")
elif answer[0] == 'mk':
# make file
try:
File(working_dir, answer[1], answer[2], answer[3])
except Exception:
print("Incorrect usage of: mk. Try again")
elif answer[0] == 'rm':
# delete file or folder
if len(answer) == 2:
to_be_deleted = working_dir.find(answer[1])
if to_be_deleted:
print(rm(to_be_deleted, working_dir, home))
else:
print(f"Error. {answer[1]} - Element does not exist")
else:
print("Incorrect usage of: rm. Try again")
elif answer[0] == 'ls':
# print structure
print(ls(working_dir, answer))
elif answer[0] == 'cat':
# print file/folder info
print(cat(working_dir, answer[1]))
elif answer[0] == 'size':
# print folder size
try:
size = working_dir.find(answer[1]).count_size_recursive()
print(f'Size: {size} kB')
except AttributeError:
print("Incorrect usage of: size. Try again")
elif answer[0] == 'wc':
# count elements in folder
try:
print(wc(working_dir, answer))
except Exception:
print("Incorrect usage of: wc. Try again")
elif answer[0] == 'pwd':
print(working_dir.name)
elif answer[0] == 'cp':
try:
cp(working_dir, answer, home)
except Exception:
print("Incorrect usage of: cp. Try again")
elif answer[0] == 'mv':
try:
mv(working_dir, answer, home)
except Exception:
print("Incorrect usage of: mv. Try again")
elif answer[0] == 'help':
print(help())
elif answer[0] == 'exit':
# end program
answer = False
else:
print("Command not found")
except IndexError:
print("No command was given. Try again.")
main()
def on_cd(bot, update):
path = update.message.text[3:].strip()
user = update.message.from_user['username']
bot.sendMessage(update.message.chat_id,
text='<pre>%s</pre>' % cd(user, path),
parse_mode='HTML')