def return_to_parent_directory(update, context):
""" Moving user back to parent directory of current directory
"""
current_directory = Directory.objects.get(
name=context.chat_data.get('current_directory'),
user_id=Directory.encrypt_user_id(update.effective_user.id))
parent_directory = Directory.objects.get(
contains_directories=current_directory,
user_id=Directory.encrypt_user_id(update.effective_user.id))
def __handle_successfully_switched():
context.chat_data['current_directory'] = parent_directory.name
update.message.reply_text(
f"You now switched to directory {parent_directory.name}")
def __handle_dir_with_no_parents():
if current_directory.name != ROOT_DIRECTORY:
context.chat_data['current_directory'] = ROOT_DIRECTORY
logger.error(
f"Unexpected accident: directory {current_directory.name} "
f"doesn't have a parent directory. User were redirected to root directory"
)
update.message.reply_text(f"You now in the root directory")
if parent_directory:
__handle_successfully_switched()
else:
__handle_dir_with_no_parents()
def create_directory(update, context, name):
""" Create new directory in the current one
:param update: Telegram chat data
:param context: Telegram chat data
:param name: name of a directory to be created
"""
name = name[0]
# check if directory exists
if Directory.exists(
name, Directory.encrypt_user_id(update.effective_user.id)):
update.message.reply_text(f"The directory '{name}' already exists")
else:
# create new directory
new_directory = Directory(name=name,
user_id=update.effective_user.id)
new_directory.save()
# add new directory as a sub directory to current_directory
current_directory = Directory.objects.get(
name=context.chat_data.get('current_directory'),
user_id=Directory.encrypt_user_id(update.effective_user.id))
current_directory.update(
add_to_set__contains_directories=new_directory)
current_directory.save()
update.message.reply_text(
f"The directory '{name}' is successfully created and saved in {current_directory.name} directory"
)
def process_keyboard(update, context):
""" A callback for go_to_directory() and remove_directory() methods, that perform directory change to
selected one
"""
query = update.callback_query
action, directory = query.data.split(',')
current_directory = Directory.objects.get(
name=context.chat_data.get('current_directory'),
user_id=Directory.encrypt_user_id(update.effective_user.id))
def _goto_handler(directory_name):
if current_directory.has_subdirectory(
directory_name,
Directory.encrypt_user_id(update.effective_user.id)):
context.chat_data['current_directory'] = directory_name
query.answer()
query.edit_message_text(
text=f"You now switched to directory {directory_name}")
else:
context.chat_data['current_directory'] = ROOT_DIRECTORY
logger.error(
f"Unexpected accident: <directory.has_subdirectory> returned False for directory "
f"{directory_name}. current_directory={current_directory}, action={action}, "
f"directory={directory_name}. User were redirected to root directory"
)
query.edit_message_text(
f"Wow, you've broke me somehow..\nSo i switched you to root directory"
)
def _delete_handler(directory_name):
if current_directory.has_subdirectory(
directory_name,
Directory.encrypt_user_id(update.effective_user.id)):
subdirectory = Directory.objects.get(
name=directory_name,
user_id=Directory.encrypt_user_id(
update.effective_user.id))
subdirectory.delete()
query.edit_message_text(
f"The directory '{directory_name}' and it's files are successfully deleted from current "
f"{current_directory.name} directory")
else:
query.edit_message_text(
f"Seems, the directory '{directory_name}' is already deleted"
)
if directory == CANCEL_BUTTON:
query.edit_message_text(text=f"Operation were canceled")
else:
action_map = {
DIRECTORY_ACTIONS['goto']: _goto_handler,
DIRECTORY_ACTIONS['delete']: _delete_handler,
}
handler = action_map[action]
handler(directory)
def _delete_handler(directory_name):
if current_directory.has_subdirectory(
directory_name,
Directory.encrypt_user_id(update.effective_user.id)):
subdirectory = Directory.objects.get(
name=directory_name,
user_id=Directory.encrypt_user_id(
update.effective_user.id))
subdirectory.delete()
query.edit_message_text(
f"The directory '{directory_name}' and it's files are successfully deleted from current "
f"{current_directory.name} directory")
else:
query.edit_message_text(
f"Seems, the directory '{directory_name}' is already deleted"
)
def save_photo(update, context):
""" Add given photo to current directory
"""
# create new record about the file in the DB
photo = File(telegram_id=update.message.message_id)
photo.save()
# attach new file to current directory
directory = Directory.objects.get(
name=context.chat_data.get('current_directory'),
user_id=Directory.encrypt_user_id(update.effective_user.id))
directory.update(add_to_set__contains_files=photo)
directory.save()
update.message.reply_text(
f'Your file now live in directory {directory.name}')
def start(update, context):
logger.info('New user joined')
root_directory = Directory.objects.get(
name=ROOT_DIRECTORY,
user_id=Directory.encrypt_user_id(update.effective_user.id))
if root_directory:
pass
else:
Directory(name=ROOT_DIRECTORY,
user_id=update.effective_user.id).save()
update.message.reply_text(
'Welcome to Telegram Cloud bot. I will help you to store an manage your photos. '
'Now you are in a root directory. '
'You can upload your photos here, or create you on directories to '
'store your files im more manageable way')
def go_to_directory(update, context):
""" Create a buttons template. Buttons are names of subdirectories, that current directory contains.
By clicking on one of buttons user will be redirected to selected directory
"""
current_directory = Directory.objects.get(
name=context.chat_data.get('current_directory'),
user_id=Directory.encrypt_user_id(update.effective_user.id))
if current_directory.contains_directories:
keyboard = FileSystemHandlers.__create_subdirectories_keyboard(
current_directory, DIRECTORY_ACTIONS['goto'])
update.message.reply_text(
'Choose the folder, that you want go to',
reply_markup=InlineKeyboardMarkup(keyboard))
else:
update.message.reply_text(
f"There are no subdirectories in the directory {context.chat_data.get('current_directory')}"
)
def _goto_handler(directory_name):
if current_directory.has_subdirectory(
directory_name,
Directory.encrypt_user_id(update.effective_user.id)):
context.chat_data['current_directory'] = directory_name
query.answer()
query.edit_message_text(
text=f"You now switched to directory {directory_name}")
else:
context.chat_data['current_directory'] = ROOT_DIRECTORY
logger.error(
f"Unexpected accident: <directory.has_subdirectory> returned False for directory "
f"{directory_name}. current_directory={current_directory}, action={action}, "
f"directory={directory_name}. User were redirected to root directory"
)
query.edit_message_text(
f"Wow, you've broke me somehow..\nSo i switched you to root directory"
)
def show_subdirectories(update, context):
""" Show subdirectories of current directory
:param update: Telegram chat data
:param context: Telegram chat data
"""
current_directory = Directory.objects.get(
name=context.chat_data.get('current_directory'),
user_id=Directory.encrypt_user_id(update.effective_user.id))
if current_directory.contains_directories:
subdirectories = reduce(
lambda res, directory: f"{res} {directory.name}",
current_directory.contains_directories, "")
update.message.reply_text(
f"Current directory {context.chat_data.get('current_directory')} "
f"contains the following subdirectories: {subdirectories}")
else:
update.message.reply_text(
f"There are no subdirectories in the directory {context.chat_data.get('current_directory')}"
)
def show_photo(update, context):
""" Send all photos from current directory
"""
directory = Directory.objects.get(
name=context.chat_data.get('current_directory'),
user_id=Directory.encrypt_user_id(update.effective_user.id))
if not directory.contains_files:
update.message.reply_text(
'There are no photos stored in current directory')
else:
for photo in directory.contains_files:
try:
context.bot.forward_message(
chat_id=update.effective_chat.id,
from_chat_id=update.effective_chat.id,
message_id=File.prepare_telegram_id(photo.telegram_id))
except BadRequest as bad_request:
no_message = 'Message to forward not found'
if str(bad_request) == no_message:
continue
else:
raise
def remove_directory(update, context):
""" Remove selected subdirectory
:param update: Telegram chat data
:param context: Telegram chat data
"""
current_directory = Directory.objects.get(
name=context.chat_data.get('current_directory'),
user_id=Directory.encrypt_user_id(update.effective_user.id))
if current_directory.contains_directories:
keyboard = FileSystemHandlers.__create_subdirectories_keyboard(
current_directory, DIRECTORY_ACTIONS['delete'])
update.message.reply_text(
'Choose the folder, that you want to delete',
reply_markup=InlineKeyboardMarkup(keyboard))
else:
update.message.reply_text(
f"There are no subdirectories in the directory {context.chat_data.get('current_directory')}"
)