def alter_setting_callback(update: Update, context: CallbackContext):
"""Handles the alter setting callback
Modify the setting based on the button pressed or finalize it
Args:
update (Update): update event
context (CallbackContext): context passed by the handler
"""
info = get_callback_info(update, context)
setting, action = info["query_data"][14:].split(",")
text = read_md("settings")
reply_markup = None
if action == "-": # decrease value (it must always remain >= 0)
if config_map['image'][setting] > 0:
config_map['image'][setting] -= 1
reply_markup = get_keyboard_setting(setting=setting)
else:
return
elif action == "+": # increase value
config_map['image'][setting] += 1
reply_markup = get_keyboard_setting(setting=setting)
elif action == "save": # save changes in the settings.yaml file
update_settings_file()
text = "*Impostazioni*\nLe modifiche sono state salvate su file con successo"
elif action == "cancel": # the changes will last untill the bot is reboted
text = "*Impostazioni*\nLe modifiche saranno in vigore fino al prossimo riavvio del bot"
info['bot'].edit_message_text(chat_id=info['chat_id'],
message_id=info['message_id'],
text=text,
reply_markup=reply_markup,
parse_mode=ParseMode.MARKDOWN_V2)
def image_random_callback(update: Update, context: CallbackContext) -> int:
"""Handles the image random callback
Makes yhe user try the generation again
The conversation remains in the "random" state or is put in the "end" state
Args:
update (Update): update event
context (CallbackContext): context passed by the handler
Returns:
int: new state of the conversation
"""
info = get_callback_info(update, context)
operation = info["query_data"][13:]
if operation == 'finish':
sender_id = info['sender_id']
info['bot'].edit_message_reply_markup(chat_id=info['chat_id'], message_id=info['message_id'], reply_markup=None)
if os.path.exists(build_bg_path(sender_id)):
os.remove(build_bg_path(sender_id))
os.remove(build_photo_path(sender_id))
return STATE['end']
generate_photo(info=info, user_data=context.user_data, delete_message=True)
return STATE['random']
def image_resize_mode_callback(update: Update, context: CallbackContext) -> int:
"""Handles the image resize mode crop callback
Sets the resize mode of the image ('crop', 'scale', 'random')
Puts the conversation in the "background" state
Args:
update (Update): update event
context (CallbackContext): context passed by the handler
Returns:
int: new state of the conversation
"""
info = get_callback_info(update, context)
context.user_data['resize_mode'] = info["query_data"][18:]
if info["query_data"][18:] in ("crop", "scale&crop"): # set default crop offset
context.user_data['background_offset'] = {
'x': 0,
'y': 0,
}
text = read_md("resize_mode")
info['bot'].edit_message_text(chat_id=info['chat_id'],
message_id=info['message_id'],
text=text,
parse_mode=ParseMode.MARKDOWN_V2)
return STATE['background']
def settings_callback(update: Update, context: CallbackContext):
"""Handles the settings callback
Select which setting the user wants to modify
Args:
update (Update): update event
context (CallbackContext): context passed by the handler
"""
info = get_callback_info(update, context)
setting = info["query_data"][9:]
text = read_md("settings")
info['bot'].edit_message_text(chat_id=info['chat_id'],
message_id=info['message_id'],
text=text,
reply_markup=get_keyboard_setting(setting=setting),
parse_mode=ParseMode.MARKDOWN_V2)
def template_callback(update: Update, context: CallbackContext) -> int:
"""Handles the template callback
Select the desidered template
Puts the conversation in the "title" state
Args:
update (Update): update event
context (CallbackContext): context passed by the handler
Returns:
int: new state of the conversation
"""
info = get_callback_info(update, context)
context.user_data['template'] = info["query_data"][9:]
text = read_md("template")
info['bot'].edit_message_text(chat_id=info['chat_id'],
message_id=info['message_id'],
text=text,
parse_mode=ParseMode.MARKDOWN_V2)
return STATE['title']
def image_crop_callback(update: Update, context: CallbackContext) -> int:
"""Handles the image crop callback
Modifies the cropping parameters
The conversation remains in the "crop" state or is put in the "end" state
Args:
update (Update): update event
context (CallbackContext): context passed by the handler
Returns:
int: new state of the conversation
"""
info = get_callback_info(update, context)
operation = info["query_data"][11:]
if operation == 'reset':
context.user_data['background_offset'] = {'x': 0, 'y': 0}
elif operation == 'finish':
sender_id = info['sender_id']
info['bot'].edit_message_reply_markup(chat_id=info['chat_id'], message_id=info['message_id'], reply_markup=None)
if os.path.exists(build_bg_path(sender_id)):
os.remove(build_bg_path(sender_id))
os.remove(build_photo_path(sender_id))
return STATE['end']
else:
offset_value = OFFSET_VALUES[operation]
context.user_data['background_offset'] = {
'x': context.user_data['background_offset']['x'] + offset_value['x'],
'y': context.user_data['background_offset']['y'] + offset_value['y']
}
generate_photo(info=info, user_data=context.user_data, delete_message=True)
return STATE['crop']