def _print_posts(self):
try:
posts = self._server.get_all_posts(self._user_id)
except Fault as ex:
print(get_message(ex))
return
print(format_posts(posts))
def _add_post(self):
subject = ask_user('Subject:')
title = ask_user('Title:')
body = ask_user('Body:')
try:
self._server.add_post(self._user_id, subject, title, body)
except Fault as ex:
print(get_message(ex))
def _subscribe(self):
subject = ask_user('Subject:')
try:
posts = self._server.subscribe(self._user_id, subject)
except Fault as ex:
print(get_message(ex))
return
print()
def _create_user(self):
user_id = ask_user('User identification:')
try:
self._server.register_user(user_id)
except Fault as ex:
print(get_message(ex))
return
self._user_id = user_id
def _add_subject(self):
subject_name = ask_user('Subject name:')
try:
posts_limit = int(ask_user('Posts limit:'))
except ValueError:
print('Not a valid number')
return
try:
self._server.add_subject(self._user_id, subject_name, posts_limit)
except Fault as ex:
print(get_message(ex))
def _print_filtered_posts(self):
subject = ask_user('Subject:')
min_date = ask_user('Minimum date (yyyy-MM-dd hh:mm):')
max_date = ask_user('Maximum date (yyyy-MM-dd hh:mm):')
try:
posts = self._server.get_posts(subject, min_date, max_date)
except Fault as ex:
print(get_message(ex))
return
print()
print(format_posts(posts))
def _perform_login(self):
user_id = ask_user('User identification:')
try:
is_registered = self._server.is_user_registered(user_id)
except Fault as ex:
print(get_message(ex))
return
if is_registered:
self._user_id = user_id
else:
print('Unknown user')
self._user_id = None
def _print_subjects(self):
try:
subjects = self._server.get_subjects(self._user_id)
except Fault as ex:
print(get_message(ex))
return
def format_subject(subject):
mask = 'Name: {0}\nPosts limit: {1}'
return mask.format(
subject['name'],
subject['posts_limit']
)
print(*map(format_subject, subjects), sep='\n\n')