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module Hydra::GlobalConfigurable
# The config environment name used by the #config method
#
# Example:
# class MyThing
# extend Hydra::GlobalConfigurable
# end
#
# Now MyThing.config will be the result of:
# MyThing.configure(:production) {|config|}
#
# You set shared attributes by leaving the first argument blank or passing the :shared value:
# MyThing.configure {|config|}
# or
# MyThing.configure(:shared) {|config|}
# sets the @configs variable to a new Hash with empty Hash for :shared key and @config to nil
def reset_configs!
@config = nil
@configs = {:shared=>{}}
end
# A hash of all environment configs
# The key is the environment name, the value a Hash
def configs
@configs ? @configs : (reset_configs! and @configs)
end
# The main config accessor. It merges the current configs[::Rails.env]
# with configs[:shared] and lazy-loads @config to the result.
def config
@config ||= configs[:shared].merge(configs[::Rails.env] ||= {})
end
alias_method :blacklight_config, :config
# Accepts a value for the environment to configure and a block
# A hash is yielded to the block
# If the "env" != :shared,
# the hash is created by deep cloning the :shared environment config.
# This makes it possible to create defaults in the :shared config
def configure(env = :shared, &blk)
configs[env] = {}
yield configs[env]
end
end
Version data entries
65 entries across 65 versions & 2 rubygems