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Update permission dialog: Correct condition and docu

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Add the correct condition for updating the super users and owners in the
permission dialog. Add more documentation.
This commit is contained in:
Lea Laux 2020-11-11 09:29:11 +01:00 committed by KDV Admin
parent a80e6f650a
commit 3ad999f90d
1 changed files with 27 additions and 4 deletions
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31
pygadmin/widgets/permission_information.py
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@ -135,18 +135,33 @@ class PermissionInformationDialog(QDialog):
# End the function with a return, because now everything is updated.
return
# TODO: Find a way to update the super users without an overwrite by the owners
self.update_super_user_owner_information(data_list, "super users")
# If the selected node is a database node and the owner check is False, then the super user check was recently
# executed, so the super users needs to be updated. The other case is a table or view node as selected node. For
# those nodes, an owner is not given and the owner check is set to True after a super user query.
if (self.database_owner_check is False and isinstance(self.selected_node, DatabaseNode)) or \
not (self.database_owner_check is True and isinstance(self.selected_node, DatabaseNode)):
# Update the super users.
self.update_super_user_owner_information(data_list, "super users")
# If the database owner check is False and the selected node is a database node, then get the owners of the
# database.
if self.database_owner_check is False and isinstance(self.selected_node, DatabaseNode):
self.get_database_owners()
# If the owner check for the database is True, update the owner information and function permissions or the
# permissions for a table or view, depending on the node type.
if self.database_owner_check is True:
# Proceed for a database node.
if isinstance(self.selected_node, DatabaseNode):
# Update the owner information with the given data list, because at this point, the data list contains
# the information about the owners of the database.
self.update_super_user_owner_information(data_list, "owners")
# Get the function permissions for the database.
self.get_function_permissions()
# Proceed for a table or view node.
else:
# Get the permissions for a table for a view.
self.get_table_view_permissions()
def process_error(self, error):
@ -195,15 +210,22 @@ class PermissionInformationDialog(QDialog):
self.database_query_executor.submit_and_execute_query()
def get_database_owners(self):
# TODO: Docu
"""
Get the owners of a database based on a query and with help of the database query executor.
"""
# The query is for getting the owners of the database with data from pg.catalog.
database_query = "SELECT pg_catalog.pg_get_userbyid(d.datdba) as Owner FROM pg_catalog.pg_database d " \
"WHERE d.datname =%s"
# Use the name of the selected node as parameter.
database_query_parameter = [self.selected_node.name]
# Use the database connection, the query and the parameter for the database query executor.
self.database_query_executor.database_connection = self.database_connection
self.database_query_executor.database_query = database_query
self.database_query_executor.database_query_parameter = database_query_parameter
# Set the owner check to True.
self.database_owner_check = True
self.database_query_executor.submit_and_execute_query()
@ -220,7 +242,8 @@ class PermissionInformationDialog(QDialog):
# Set the boolean to True, because now, the super users are loaded.
self.super_user_check = True
# TODO: Docu (or better usage of the check boolean)
# If the selected node is not a database node, set the database owner check to True, because in this case, a
# check is not necessary.
if not isinstance(self.selected_node, DatabaseNode):
self.database_owner_check = True