Rails常用的gem

bootstrap

gem 'bootstrap-sass' 

mv app/assets/stylesheets/application.css app/assets/stylesheets/application.scss
@import "bootstrap-sprockets";
@import "bootstrap";

简化form

gem 'simple_form'

rails generate simple_form:install --bootstrap

# simple_form
<%= simple_form_for @group do |f| %>
  <div class="form-group">
    <%= f.input :title, input_html: { class: "form-control"} %>
    <%= f.input :description, input_html: { class: "form-control"} %>
  </div>
  <%= f.submit "Submit", class: "btn btn-primary", data: { disable_with: "Submiting..." } %>
<% end %>

会员系统

gem 'devise'

rails g devise:install
rails g devise user
rake db:migrate

分页

gem 'will_paginate'

@posts = @group.posts.recent.paginate(:page => params[:page], :per_page => 5)
<%= will_paginate @posts %>

字体图标库

 gem 'font-awesome-rails'

上传文件

 gem 'carrierwave' 

rails g migration add_attachment_to_resume

class AddAttachmentToResume < ActiveRecord::Migration[5.0]
  def change
    add_column :resumes, :attachment, :string
  end
end

rails g uploader attachment

class Resume < ApplicationRecord
  belongs_to :user
  belongs_to :job

  mount_uploader :attachment, AttachmentUploader

  validates :content, presence: true
end

<%= simple_form_for [@job, @resume] do |f| %>
  <%= f.input :content %>
  <%= f.input :attachment %>

  <%= f.submit "送出" %>
<% end %>

 def resume_params
    params.require(:resume).permit(:content, :attachment)
  end

上传图片与上面配合

gem "mini_magick"  

rails g uploader image
rails g migration add_image_to_product

class Product < ApplicationRecord
+ mount_uploader :image, ImageUploader
end

class ImageUploader < CarrierWave::Uploader::Base

  # Include RMagick or MiniMagick support:

  # include CarrierWave::RMagick

- # include CarrierWave::MiniMagick

+ include CarrierWave::MiniMagick

  # Choose what kind of storage to use for this uploader:

  storage :file
  # storage :fog

  # Override the directory where uploaded files will be stored.

  # This is a sensible default for uploaders that are meant to be mounted:

  def store_dir
    "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
  end

+ process resize_to_fit: [800, 800]

+ version :thumb do
+   process resize_to_fill: [200,200]
+ end

+ version :medium do
+   process resize_to_fill: [400,400]
+ end

model 注释

 gem 'annotate'

排序功能

gem 'acts_as_list'

预览邮件

gem letter_opener 

状态机

gem "aasm" 

密码管理

gem figaro

七牛云

gem 'carrierwave-qiniu'
gem 'qiniu-rs'

heroku debug

gem 'fog' 云上传图片

gem rucaptcha 验证码

三个小 jQuery 插件应用

Autosize
Countdown
WoW

浏览量

gem 'impressionist'

日历

gem "simple_calendar", "~> 2.0"

api

gem 'rest-client'

js下拉选择

gem "select2-rails"