middleman/middleman-core/lib/middleman-core/config_context.rb

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2014-01-01 03:21:30 +01:00
module Middleman
class ConfigContext
# with_layout and page routing
include Middleman::CoreExtensions::Routing
attr_reader :app
# Whitelist methods that can reach out.
delegate :config, :logger, :activate, :use, :map, :mime_type, :data, :helpers, :template_extensions, :root, :to => :app
def initialize(app)
@app = app
@ready_callbacks = []
@after_build_callbacks = []
@after_configuration_callbacks = []
@configure_callbacks = {}
end
def ready(&block)
@ready_callbacks << block
end
def execute_ready_callbacks
@ready_callbacks.each do |b|
instance_exec(&b)
end
end
def after_build(&block)
@after_build_callbacks << block
end
def execute_after_build_callbacks(*args)
@after_build_callbacks.each do |b|
instance_exec(*args, &b)
end
end
def after_configuration(&block)
@after_configuration_callbacks << block
end
def execute_after_configuration_callbacks
@after_configuration_callbacks.each do |b|
instance_exec(&b)
end
end
def configure(key, &block)
@configure_callbacks[key] ||= []
@configure_callbacks[key] << block
end
def execute_configure_callbacks(key)
@configure_callbacks[key] ||= []
@configure_callbacks[key].each do |b|
instance_exec(&b)
end
end
def set(key, default=nil, &block)
config.define_setting(key, default) unless config.defines_setting?(key)
@app.config[key] = block_given? ? block : default
end
end
end