def setRootFolder(self, path):
ft = FileTrie()
for top, directories, files in os.walk(path):
for f in files:
ft.add(os.path.join(top, f))
success = False
for r in self.races:
m = ft.best_match(r.fileName)
if m:
r.fileName = m
success = True
self.setChanged()
return success
def __init__(self):
self.redirected = not os.isatty(sys.stdin.fileno())
self.root = FileTrie("", True, None)
self.current_directory = self.root
if not os.path.isdir(Constants.DIRECTORY_NAME):
os.makedirs(Constants.DIRECTORY_NAME)
else:
self._build_trie()
class FileSystem(object):
def __init__(self):
self.redirected = not os.isatty(sys.stdin.fileno())
self.root = FileTrie("", True, None)
self.current_directory = self.root
if not os.path.isdir(Constants.DIRECTORY_NAME):
os.makedirs(Constants.DIRECTORY_NAME)
else:
self._build_trie()
def _build_trie(self):
for f in os.listdir(Constants.DIRECTORY_NAME):
self.root.add_file(f[1:], False)
def execute(self):
'''Starts this file system operating'''
line = self._prompt()
while line != Constants.QUIT:
command = line.split()[0]
line = line[len(command):].lstrip() # Command is the first option
if command == Constants.PWD:
self._pwd()
elif command == Constants.CD:
self._cd(line)
elif command == Constants.LS:
self._ls(line)
elif command == Constants.RLS:
self._rls()
elif command == Constants.TREE:
self._tree(line)
elif command == Constants.CLEAR:
self._clear()
elif command == Constants.CREATE:
self._create(line)
elif command == Constants.ADD:
self._add(line)
elif command == Constants.CAT:
self._cat(line)
elif command == Constants.DELETE:
self._delete(line)
elif command == Constants.DELETE_DIR:
self._delete_directory(line)
line = self._prompt()
def _prompt(self):
'''Prompts the user for input and returns the user input'''
if self.redirected:
user_input = input()
print(Constants.PROMPT, user_input)
else:
print(Constants.PROMPT, end=" ")
user_input = input()
return user_input
def _pwd(self):
print(self.current_directory.get_full_name())
def _cd(self, line):
if len(line) == 0:
self.current_directory = self.root
elif line == Constants.PARENT_DIR:
self.current_directory = self.current_directory.get_parent()
elif line[0] == Constants.ROOT:
self.current_directory = self.root.get_directory(line[1:])
else:
self.current_directory = self.current_directory.get_directory(line)
def _ls(self, line):
if len(line) == 0:
self.current_directory.list_files()
elif line[0] == Constants.ROOT:
directory = self.root.get_directory(line[1:])
directory.list_files()
else:
directory = self.current_directory.get_directory(line)
directory.list_files()
def _rls(self):
subprocess.call(["ls", "-l", Constants.DIRECTORY_NAME])
def _tree(self, line):
if len(line) == 0:
self.current_directory.tree()
elif line[0] == Constants.ROOT:
directory = self.root.get_directory(line[1:])
directory.tree()
else:
directory = self.current_directory.get_directory(line)
directory.tree()
def _clear(self):
self.root.delete()
def _create(self, line):
if line[0] == Constants.ROOT:
self.root.add_file(line[1:])
else:
self.current_directory.add_file(line)
def _add(self, line):
if line[0] == Constants.ROOT:
index_of_space = line.find(' ')
f = self.root.get_file(line[1:index_of_space])
f.append(line[index_of_space + 1:])
else:
index_of_space = line.find(' ')
f = self.root.get_file(line[:index_of_space])
f.append(line[index_of_space + 1:])
def _cat(self, line):
if line[0] == Constants.ROOT:
f = self.root.get_file(line[1:])
f.cat()
else:
f = self.current_directory.get_file(line)
f.cat()
def _delete(self, line):
if line[0] == Constants.ROOT:
f = self.root.get_file(line[1:])
f.delete()
else:
f = self.current_directory.get_file(line)
f.delete()
def _delete_directory(self, line):
if line[0] == Constants.ROOT:
directory = self.root.get_directory(line[1:])
directory.delete()
else:
directory = self.current_directory.get_directory(line)
directory.delete()