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Adunatio/internal_lib/permission_parser.py

60 lines
2.0 KiB

def parse_permission(string):
"""
Parsing permission string
permission_type{read,delete,write,update,*(for all permissions)}::module_name{module name or for all modules *}::union_id{for all companies *}/item_id{for all items *}
example string:
read::collectors::union1id/* ->read union1 all collectors
read::collectors::union1id/collector1 ->read union1 collector1
*::users::union2/* -> read, write, update, delete all users for union2
*::users::union2/user1 -> read, write, update, delete for users1 in union2
*::*::union2/* -> all permissions for union2
*::*::*/* -> all permissions like a admin
:param string:
:return: dict
"""
permission_type, module, extras = string.split("::")
union_id, item_id = extras.split('/')
read = False
write = False
update = False
delete = False
if permission_type == '*':
read = True
write = True
update = True
delete = True
if permission_type == 'read':
read = True
if permission_type == 'write':
write = True
if permission_type == 'update':
update = True
if permission_type == 'delete':
delete = True
return {
"delete":delete,
"write":write,
"read":read,
"update":update,
"module":module,
"union":union_id,
"item_id":item_id
}
def control_permission(group, module, perm_type, itemid, unionid):
for right_string in group.rights:
right = parse_permission(right_string.strip())
print(right, right_string, group, perm_type)
if right.get('module') in ["*", module]:
return True
elif right.get('union') in ['*', unionid]:
return True
elif right.get(perm_type):
return True
elif right.get('item_id') in ['*',itemid]:
return True
elif right.get('module') in ["*",module] and right.get('union') in ['*', unionid] and right.get(perm_type) and right.get('item_id') in ['*',itemid]:
return True
return False