43 lines
1.1 KiB
Ruby
43 lines
1.1 KiB
Ruby
module Permissions
|
|
# canvas-lms proper, plugins, etc. call Permissions.register to add
|
|
# permissions to the system. all registrations must happen during app init;
|
|
# once the app is running (particularly, after the first call to
|
|
# Permissions.retrieve) the registry will be frozen and further registrations
|
|
# will be ignored.
|
|
#
|
|
# can take one permission or a hash of permissions. examples:
|
|
#
|
|
# Permissions.register :permission1,
|
|
# :key => value,
|
|
# ...
|
|
#
|
|
# Permissions.register({
|
|
# :permission2 => {
|
|
# :key => value
|
|
# ...
|
|
# },
|
|
# :permission3 => {
|
|
# :key => value
|
|
# ...
|
|
# },
|
|
# ...
|
|
#
|
|
def self.register(name_or_hash, data={})
|
|
@permissions ||= {}
|
|
if name_or_hash.is_a?(Hash)
|
|
raise ArgumentError unless data.empty?
|
|
@permissions.merge!(name_or_hash)
|
|
else
|
|
raise ArgumentError if data.empty?
|
|
@permissions.merge!(name_or_hash => data)
|
|
end
|
|
end
|
|
|
|
# Return the list of registered permissions.
|
|
def self.retrieve
|
|
@permissions ||= {}
|
|
@permissions.freeze unless @permissions.frozen?
|
|
@permissions
|
|
end
|
|
end
|