class Checkpoint::DB::Query::AR

A query object based on agents and resources.

This query finds grants for any supplied agents, for any supplied resources. Its primary purpose is to find which credentials have been granted to an agent on a given resource.

It can take single items or arrays and converts them all to their tokens for query purposes.

Attributes

agents[R]
resources[R]

Public Class Methods

new(agents, resources, scope: Grant) click to toggle source
Calls superclass method Checkpoint::DB::CartesianSelect::new
# File lib/checkpoint/db/query/ar.rb, line 16
def initialize(agents, resources, scope: Grant)
  super(scope: scope)
  @agents      = tokenize(agents)
  @resources   = tokenize(resources)
end

Public Instance Methods

conditions() click to toggle source
# File lib/checkpoint/db/query/ar.rb, line 22
def conditions
  super.merge(
    agent_token:      agent_params.placeholders,
    resource_token:   resource_params.placeholders
  )
end
parameters() click to toggle source
# File lib/checkpoint/db/query/ar.rb, line 29
def parameters
  super.merge(Hash[
    agent_params.values +
    resource_params.values
  ])
end

Protected Instance Methods

agent_params() click to toggle source
# File lib/checkpoint/db/query/ar.rb, line 38
def agent_params
  Params.new(agents, 'at')
end
resource_params() click to toggle source
# File lib/checkpoint/db/query/ar.rb, line 42
def resource_params
  Params.new(resources, 'rt')
end