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Versions: 9
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Contents
module QuickScript
module Interaction
protected
class << self
def included(base)
base.send :before_filter, :handle_params if base.respond_to? :before_filter
end
end
class ScopeResponder
def initialize
@names = {}
end
def respond(scope)
@names[scope[:name]].call
end
def method_missing(method_sym, *args, &block)
@names[method_sym] = block
end
end
def json_resp(data, meta, opts = {})
meta = 200 if meta == true
meta = 404 if meta == false
opts[:data] = data
opts[:meta] = meta
opts.to_json
end
def json_error(errors, meta = 404, opts = {})
json_resp({:errors => errors}, meta, opts)
end
def handle_params
@scope = {}
@scope[:name] = params[:scope].first.to_sym if params[:scope]
@scope[:args] = params[:scope][1..-1] if params[:scope]
@scope[:limit] = params[:limit].to_i if params[:limit]
@scope[:page] = params[:page].to_i if params[:page]
@scope[:offset] = (@scope[:page] - 1) * @scope[:limit] if params[:page] && params[:limit]
end
def get_scoped_items(model, scope, limit, offset)
@items = model
scope.each do |m, args|
# validate scope
next unless can? m.to_sym, model
args = [current_user.id.to_s] if m.include?("my_") && current_user
if args == []
@items = @items.send(m)
else
@items = @items.send(m, *args)
end
end
return [] if @items == model
@items = @items.limit(limit).offset(offset)
end
def respond_to_scope(&block)
responder = ScopeResponder.new
block.call(responder)
responder.respond @scope
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems