def get_token_auth_header():
auth = request.headers.get('Authorization', None)
if not auth:
raise ErrorHandler({
'status_code': 401,
'description': 'Authorization header is expected.'
})
parts = auth.split()
if parts[0].lower() != 'bearer':
raise ErrorHandler({
'status_code':
401,
'description':
'Authorization header must start with "Bearer".'
})
elif len(parts) == 1:
raise ErrorHandler({
'status_code': 401,
'description': 'Token not found.'
})
elif len(parts) > 2:
raise ErrorHandler({
'status_code':
401,
'description':
'Authorization header must be bearer token.'
})
token = parts[1]
return token
def verify_decode_jwt(token):
try:
payload = jwt.decode(token, secret_key, algorithms='HS256')
return payload
except jwt.ExpiredSignatureError:
raise ErrorHandler({
'status_code': 401,
'description': 'Token expired.'
})
except jwt.InvalidTokenError:
raise ErrorHandler({
'status_code':
401,
'description':
'Incorrect claims. Please, check the audience and issuer.'
})
except Exception:
raise ErrorHandler({
'status_code':
400,
'description':
'Unable to parse authentication token.'
})
def delete_like(self, liker_id, post_id):
try:
to_be_deleted = Post_liker_relation.query.filter_by(
liker_id=liker_id, post_id=post_id).first()
to_be_deleted.delete()
if to_be_deleted is None:
raise ErrorHandler({
'description': 'Like does not exist.',
'status_code': 404
})
except SQLAlchemyError as e:
error = str(e)
raise ErrorHandler({'description': error, 'status_code': 500})
return True
def check_permissions(permission, payload):
if 'permissions' not in payload.keys():
raise ErrorHandler({
'status_code':
401,
'description':
'Permission parameter missing in payload.'
})
if permission not in payload['permissions']:
raise ErrorHandler({
'status_code': 401,
'description': 'Permission not found.'
})
return True
def check_hash(password, hash):
if check_password_hash(password, hash):
return
raise ErrorHandler({
'status_code': 404,
'description': 'Password is incorrect.'
})
def insert_like(self, liker_id, post_id):
like = {'liker_id': liker_id, 'post_id': post_id}
try:
new_like = Post_liker_relation(**like)
Post_liker_relation.insert(new_like)
except SQLAlchemyError as e:
error = str(e)
raise ErrorHandler({'description': error, 'status_code': 500})
return new_like
def get_one_liker_all_posts(self, liker_id):
try:
posts=Post_liker_relation.query.filter(Post_liker_relation.liker_id==liker_id).\
join(User).filter(Post_liker_relation.liker_id==User.user_id).\
with_entities(User.user_id,User.name,Post_liker_relation.post_id)
except SQLAlchemyError as e:
error = str(e)
raise ErrorHandler({'description': error, 'status_code': 500})
data = [c for c in posts]
return data