質問編集履歴
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ソースコード追加
test
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test
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@@ -14,9 +14,265 @@
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### 該当のソースコード
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post.js.coffee
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```
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$(document).ready ->
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$("#posts .page").infinitescroll
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navSelector: "nav.pagination" # selector for the paged navigation (it will be hidden)
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nextSelector: "nav.pagination a[rel=next]" # selector for the NEXT link (to page 2)
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itemSelector: "#posts tr.post" # selector for all items you'll retrieve
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```
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posts/indx.html.erb
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```
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<p id="notice"><%= notice %></p>
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<h1>Listing Posts</h1>
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<table id="posts">
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-
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<thead>
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-
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<tr>
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<th>Title</th>
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<th>Author</th>
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<th>Body</th>
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<th colspan="3"></th>
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</tr>
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</thead>
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<tbody class="page">
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<%= render @posts %>
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</tbody>
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</table>
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<br>
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<%= link_to 'New Post', new_post_path %>
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<%= paginate @posts %>
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```
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_post.html.erb
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```
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<tr class="post">
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<td><%= post.title %></td>
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<td><%= post.author %></td>
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<td><%= post.body %></td>
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<td><%= link_to 'Show', post %></td>
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<td><%= link_to 'Edit', edit_post_path(post) %></td>
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<td><%= link_to 'Destroy', post, method: :delete, data: { confirm: 'Are you sure?' } %></td>
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</tr>
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```
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index.js.erb
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```
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$("#posts").append("<tbody class='page'><%= escape_javascript(render(@posts)) %></tbody>");
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```
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posts_controller.rb
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```
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class PostsController < ApplicationController
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before_action :set_post, only: [:show, :edit, :update, :destroy]
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# GET /posts
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# GET /posts.json
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def index
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@posts = Post.order(:created_at).page(params[:page])
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end
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# GET /posts/1
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# GET /posts/1.json
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def show
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end
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# GET /posts/new
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def new
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@post = Post.new
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end
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# GET /posts/1/edit
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def edit
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end
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# POST /posts
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# POST /posts.json
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def create
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@post = Post.new(post_params)
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respond_to do |format|
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if @post.save
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format.html { redirect_to @post, notice: 'Post was successfully created.' }
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format.json { render :show, status: :created, location: @post }
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else
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format.html { render :new }
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format.json { render json: @post.errors, status: :unprocessable_entity }
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end
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end
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end
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# PATCH/PUT /posts/1
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# PATCH/PUT /posts/1.json
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def update
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respond_to do |format|
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if @post.update(post_params)
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format.html { redirect_to @post, notice: 'Post was successfully updated.' }
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format.json { render :show, status: :ok, location: @post }
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else
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format.html { render :edit }
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format.json { render json: @post.errors, status: :unprocessable_entity }
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end
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end
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end
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# DELETE /posts/1
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# DELETE /posts/1.json
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def destroy
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@post.destroy
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respond_to do |format|
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format.html { redirect_to posts_url, notice: 'Post was successfully destroyed.' }
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format.json { head :no_content }
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end
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end
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private
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# Use callbacks to share common setup or constraints between actions.
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def set_post
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@post = Post.find(params[:id])
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end
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# Never trust parameters from the scary internet, only allow the white list through.
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def post_params
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params.require(:post).permit(:title, :author, :body)
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end
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end
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```
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