watching 追加

app/assets/javascripts/app.js.coffee

@@ -11,4 +11,6 @@ $ ->
   # TODO
   prettyPrint()
 
-
+  $(document).on 'ajax:success', '.ajax_link', (data, res, xhr) ->
+    console.log(res)
+    $('#yield').html(res)

app/assets/javascripts/modules/mod-fileuploader.js.coffee

@@ -9,7 +9,7 @@ $.extend
       dataType: 'json'
       done: (e, data) ->
         $.each data.result.files, (index, _file) ->
-          settings.$textarea.val(settings.$textarea.val() + "![" + _file.name + "](" + _file.url + ")\n")
+          settings.$textarea.val(settings.$textarea.val() + "\n![" + _file.name + "](" + _file.url + ")\n")
           settings.$textarea.trigger("change")
           # $('<p/>').text(file.name).appendTo('#files') # TODO
       progressall: (e, data) ->

app/assets/javascripts/templates.js.coffee

-# Place all the behaviors and hooks related to the matching controller here.
-# All this logic will automatically be available in application.js.
-# You can use CoffeeScript in this file: http://coffeescript.org/

app/assets/stylesheets/watchings.css.scss

+// Place all the styles related to the watchings controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/controllers/posts_controller.rb

 require 'nkf'
 
 class PostsController < ApplicationController
-  before_action :set_post, only: [:show, :edit, :update, :destroy, :slideshow]
+  before_action :set_post, only: [:show, :edit, :update, :destroy, :slideshow, :watch]
 
   include RV::Mailer
 
@@ -108,6 +108,19 @@ class PostsController < ApplicationController
     render layout: 'slideshow'
   end
 
+  def watch
+    if current_user.watching?(post: @post)
+      @post.watchers.where(user: current_user).destroy_all
+    else
+      @post.watchers.create!(user: current_user)
+    end
+
+    respond_to do |format|
+      format.html { render action: :show, layout: false }
+      format.json { head :no_content }
+    end
+  end
+
   private
 
   # Use callbacks to share common setup or constraints between actions.

app/controllers/watchings_controller.rb

+class WatchingsController < ApplicationController
+  def show
+    @posts = current_user.watching_posts.order(updated_at: :desc).page(params[:page]).decorate
+  end
+end

app/decorators/watching_decorator.rb

+class WatchingDecorator < Draper::Decorator
+  delegate_all
+
+  # Define presentation-specific methods here. Helpers are accessed through
+  # `helpers` (aka `h`). You can override attributes, for example:
+  #
+  #   def created_at
+  #     helpers.content_tag :span, class: 'time' do
+  #       object.created_at.strftime("%a %m/%d/%y")
+  #     end
+  #   end
+
+end

app/helpers/watchings_helper.rb

+module WatchingsHelper
+end

app/models/post.rb

@@ -21,6 +21,7 @@ class Post < ActiveRecord::Base
   belongs_to :author, class_name: 'User'
   has_many :comments
   has_many :footprints
+  has_many :watchers, :as => :resource
 
   # default_scope  { where(is_draft: false).order(:updated_at => :desc) }
 

app/models/tag.rb

@@ -14,6 +14,7 @@
 class Tag < ActiveRecord::Base
   has_many :post_tags
   has_many :posts, through: :post_tags
+  has_many :watchers, :as => :resource
 
   # for tree structure
   has_ancestry

app/models/user.rb

@@ -39,6 +39,8 @@ class User < ActiveRecord::Base
   has_many :comments, foreign_key: 'author_id'
   has_many :notifications
   has_many :footprints
+  has_many :watchings, class_name: 'Watcher'
+  has_many :watchers, :as => :resource
 
   ######################################################################
   # scope
@@ -119,4 +121,19 @@ class User < ActiveRecord::Base
   def visit_post!(post)
     footprints.create!(post: post)
   end
+
+  # check if user watching post/tag/user
+  # TODO: tag/user
+  def watching?(hash)
+    if hash[:post]
+      hash[:post].watchers.where(user_id: self.id).exists?
+    else
+      false
+    end
+  end
+
+  def watching_posts
+    ids = watchings.where(resource_type: "Post").pluck(:resource_id)
+    Post.where(id: ids)
+  end
 end

app/models/watcher.rb

+class Watcher < ActiveRecord::Base
+  belongs_to :user
+  belongs_to :resource, polymorphic: true
+end

app/views/layouts/application.html.slim

@@ -9,6 +9,7 @@ html lang="ja"
     link href="//cdnjs.cloudflare.com/ajax/libs/fullcalendar/1.6.4/fullcalendar.css" rel="stylesheet" /
     link href="//cdnjs.cloudflare.com/ajax/libs/fullcalendar/1.6.4/fullcalendar.print.css" rel="stylesheet" /
     link href="//netdna.bootstrapcdn.com/font-awesome/4.0.3/css/font-awesome.css" rel="stylesheet"
+    script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"
     = stylesheet_link_tag    "application", media: "all"
     = render_style
     = csrf_meta_tags
@@ -16,12 +17,11 @@ html lang="ja"
     = render partial: 'partials/header_notifications'
     - if params[:controller] != 'welcome'
       = render partial: 'partials/app_header'
-    .container.container-main
+    .container.container-main#yield
       = yield
 
     script src="//cdnjs.cloudflare.com/ajax/libs/underscore.js/1.6.0/underscore-min.js"
     script src="//cdnjs.cloudflare.com/ajax/libs/underscore.string/2.3.3/underscore.string.min.js"
-    script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"
     script src="//netdna.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"
     script src="//cdnjs.cloudflare.com/ajax/libs/moment.js/2.5.1/moment.min.js"
     script src="//cdnjs.cloudflare.com/ajax/libs/fullcalendar/1.6.4/fullcalendar.min.js"

app/views/partials/_app_header.html.slim

@@ -41,6 +41,8 @@ nav.navbar.navbar-default.navbar-fixed-top role="navigation"
                 span.badge.pull-right = current_user.decorate.draft_count
             li
               a href=edit_user_path マイページ
+            li
+              a href=watching_path Watchings
             li.divider
             li
               a href=destroy_user_session_path data-method="delete" rel="nofollow" SignOut

app/views/posts/show.html.slim

@@ -9,7 +9,7 @@
 
   .col-xs-3
 
-    p.btn-group
+    .btn-group
       a.btn.btn-primary href=edit_post_path(@post)
         | 編集 
         span.glyphicon.glyphicon-pencil
@@ -29,7 +29,16 @@
         li.divider
         li= link_to 'Delete', post_path(@post), method: :delete, data: { confirm: 'Are you sure?' }
 
-    .well
+    |  
+
+    .btn-group
+      - if current_user.watching?(post: @post)
+        = link_to 'Watching <span class="glyphicon glyphicon-eye-open"></span>'.html_safe, watch_post_path, :remote => true, :'data-type' => :html, :class => 'btn btn-warning ajax_link'
+      - else
+        = link_to 'Watch <span class="glyphicon glyphicon-eye-open"></span>'.html_safe, watch_post_path, :remote => true, :'data-type' => :html, :class => 'btn btn-default ajax_link'
+
+
+    .well style="margin-top:20px"
       dl
         dt 作成者
         dd
@@ -64,8 +73,6 @@
         dd
           = @post.comments.count
 
-
-
 .row
   .panel.panel-success
     .panel-heading

app/views/watchings/show.html.slim

+/! view:flow/show
+.row
+
+  h1
+    | Watchings
+    small - ウォッチ中の項目
+
+  .col-xs-8 role="navigation"
+    .list-group
+      - @posts.each do |_post|
+        = render partial: 'posts/large_item', locals: { post: _post }
+    = paginate(@posts)

config/routes.rb

 Rendezvous::Application.routes.draw do
 
-  get 'templates/show'
-
   post   'apis/markdown_preview'
   post   'apis/file_receiver'
   get    'apis/user_mention'
@@ -14,11 +12,13 @@ Rendezvous::Application.routes.draw do
   get    'flow'  => 'flow#show',  as: 'flow'
   get    'search'  => 'search#show',  as: 'search'
   get    'templates'  => 'templates#show',  as: 'templates'
+  get    'watchings' => 'watchings#show', as: 'watching'
 
   get    'posts/:id/fork' => 'posts#fork', as: 'fork_post'
   post   'posts/:id/mail' => 'posts#mail', as: 'mail_post'
   post   'posts/:id/comment' => 'posts#comment', as: 'comment_post'
   get    'posts/:id/slideshow' => 'posts#slideshow', as: 'slideshow_post'
+  get    'posts/:id/watch' => 'posts#watch', as: 'watch_post'
   resources :posts, except: [:index]
 
   get    'notification_bridge/:id'  => 'notifications#bridge',  as: 'notification_bridge'

db/migrate/20140719145016_create_watchers.rb

+class CreateWatchers < ActiveRecord::Migration
+  def change
+    create_table :watchers do |t|
+      t.integer :user_id, null: false
+      t.string :resource_type, null: false
+      t.integer :resource_id, null: false
+
+      t.timestamps
+    end
+
+    add_index :watchers, [:user_id, :resource_type, :resource_id], unique: true
+    add_index :watchers, [:resource_type, :resource_id]
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20140719132802) do
+ActiveRecord::Schema.define(version: 20140719145016) do
 
   create_table "comments", force: true do |t|
     t.integer  "author_id"
@@ -115,4 +115,15 @@ ActiveRecord::Schema.define(version: 20140719132802) do
 
   add_index "versions", ["item_type", "item_id"], name: "index_versions_on_item_type_and_item_id", using: :btree
 
+  create_table "watchers", force: true do |t|
+    t.integer  "user_id",       null: false
+    t.string   "resource_type", null: false
+    t.integer  "resource_id",   null: false
+    t.datetime "created_at"
+    t.datetime "updated_at"
+  end
+
+  add_index "watchers", ["resource_type", "resource_id"], name: "index_watchers_on_resource_type_and_resource_id", using: :btree
+  add_index "watchers", ["user_id", "resource_type", "resource_id"], name: "index_watchers_on_user_id_and_resource_type_and_resource_id", unique: true, using: :btree
+
 end

spec/controllers/watchings_controller_spec.rb

+require 'rails_helper'
+
+RSpec.describe WatchingsController, :type => :controller do
+
+  describe "GET 'show' without login" do
+    it "returns http redirect" do
+      get 'show'
+      expect(response).to redirect_to('/')
+    end
+  end
+
+  describe "GET 'show' with login" do
+    it "returns http success" do
+      sign_in FactoryGirl.create(:alice)
+
+      get 'show'
+      expect(response).to be_success
+    end
+  end
+
+end

spec/decorators/watching_decorator_spec.rb

+require 'spec_helper'
+
+describe WatchingDecorator do
+end

spec/helpers/watchings_helper_spec.rb

+require 'rails_helper'
+
+# Specs in this file have access to a helper object that includes
+# the WatchingsHelper. For example:
+#
+# describe WatchingsHelper do
+#   describe "string concat" do
+#     it "concats two strings with spaces" do
+#       expect(helper.concat_strings("this","that")).to eq("this that")
+#     end
+#   end
+# end
+RSpec.describe WatchingsHelper, :type => :helper do
+  pending "add some examples to (or delete) #{__FILE__}"
+end

spec/models/watcher_spec.rb

+require 'rails_helper'
+
+RSpec.describe Watcher, :type => :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end

spec/views/watchings/show.html.erb_spec.rb

+require 'rails_helper'
+
+RSpec.describe "watchings/show.html.erb", :type => :view do
+  pending "add some examples to (or delete) #{__FILE__}"
+end