def all_users(token):
if not is_user_exist(token):
return {'result': '1', 'error': 'no such user'}
users = sql.list({'table': 'users'})
filtered = []
for u in users:
u.pop('token')
u.pop('pass')
filtered.append(u)
return {'result': '0', 'data': filtered}
def get_token(name, password):
users = sql.list({'table': 'users'})
user = None
for u in users:
if u['name'] == name and u['pass'] == password:
user = u
break
if user == None:
return {'result': '1', 'error': 'no user with such name and pass'}
return {'result': '0', 'token': user['token']}
def all_chats(token):
if not is_user_exist(token):
return {'result': '1', 'error': 'no such user'}
user = get_user_by_token(token)
chats = sql.list({'table': 'chats'})
user_chats = []
for c in chats:
if c['first_user_id'] == user['id'] or c['second_user_id'] == user[
'id']:
user_chats.append(c)
return {'result': '0', 'data': user_chats}
def all_photos(token, chat_id):
if not is_user_exist(token):
return {'result': '1', 'error': 'no such user'}
chat = get_chat_by_id(chat_id)
if chat == None:
return {'result': '1', 'error': 'no such chat'}
user = get_user_by_token(token)
if user['id'] != chat['first_user_id'] and user['id'] != chat[
'second_user_id']:
return {'result': '1', 'error': 'user is not a member of chat'}
selected = []
photos = sql.list({'table': 'photos'})
for p in photos:
if p['chat_id'] == chat_id:
selected.append(p)
return {'result': '1', 'error': selected}
def get_photo_by_id(id):
photos = sql.list({'table': 'photos'})
for p in photos:
if p['id'] == id:
return p
return None
def get_chat_by_id(id):
chats = sql.list({'table': 'chats'})
for c in chats:
if c['id'] == id:
return c
return None
def get_user_by_id(id):
users = sql.list({'table': 'users'})
for u in users:
if u['id'] == id:
return u
return None
def get_user_by_token(token):
users = sql.list({'table': 'users'})
for u in users:
if u['token'] == token:
return u
return None
def is_user_exist(token):
users = sql.list({'table': 'users'})
for u in users:
if u['token'] == token:
return True
return False