joseh-henrique

#encoding: utf-8
class Ability
  include CanCan::Ability

  def initialize(user)
    user.perfis.each do |perfil|
      perfil.permissoes_perfis.each do |permissao|
        can permissao.acao.to_sym, Recurso.por_tipo(permissao.recurso, permissao.tipo)
      end
    end

joseh-henrique

# blog post: 

# Before using this initializer, you must set up Cancan. First, add the gem to your Gemfile:
#
#     gem 'cancan'
#
# Next, generate and edit an Ability class:
#
#     rails generate cancan:ability
#

joseh-henrique

inputs = %w[
  CollectionSelectInput
  DateTimeInput
  FileInput
  GroupedCollectionSelectInput
  NumericInput
  PasswordInput
  RangeInput
  StringInput
  TextInput

joseh-henrique

module Searchable
  included do
    scope :gender, ->(gender) { where(:gender => gender) }
    scope :birth_on, ->(date) { where(:birthdate =>date) }
    scope :birth_before_than, ->(date) { where("#{quoted_table_name}.birthdate < ?", date) }
    scope :birth_after_than, ->(date) { where("#{quoted_table_name}.birthdate > ?", date) }
    scope :profile, ->(profile){ where(:profile => profile) }
  end

  module ClassMethods

joseh-henrique

# Este aquivo fica em app/models/sponsor.rb

class Sponsor < ActiveRecord::Base
  # aqui fica meu codigo e scopes
end

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 = f.association :cities, :collection => State.all, :as => :grouped_select, 
                 :group_method => :cities, :group_label_method => :name

joseh-henrique

Active Record

É um design pattern que o Rails implementa a partir da gem ActiveRecord.

Serve para conectar a camada Model da aplicação com tabelas do database, para assim criar um modelo de domínio persistível, onde a lógica (Model) e dados (BD) são apresentados em uma única solução.

Já persiste no BD:

obj.create

joseh-henrique

Uploading Files To A Cloud Via Cloudinary and CarrierWave with Rails

This is a tutorial on how to use Cloudinary cloud services with carrierwave to upload files, in this case we would like to use it for image uploading for our users avatar

Sign Up For A Cloudinary Account

Cloudinary -> Sign up for an account here!

Take Note Of Details In Your Dashboard

After successfuly signing up, you will be redirected to your dashboard.

joseh-henrique

Attachinary Setup

First add the following gems to your Gemfile:

# Gemfile
gem "attachinary"
gem "jquery-fileupload-rails"
gem "coffee-rails"

joseh-henrique

# app / assets / javascripts / active_admin.js 

//= require active_admin/base
//= require jquery.ui.widget
//= require jquery.iframe-transport
//= require jquery.fileupload
//= require cloudinary/jquery.cloudinary
//= require attachinary
//= require attachments