質問編集履歴
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誤字を修正しました
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@@ -6,7 +6,7 @@
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ローカルサーバで動かしていた時には問題なく表示されていました。
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現在は画像を投稿するとpublicフォルダに{post
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現在は画像を投稿するとpublicフォルダに{post_id}.jpgとして保存され、表示する際はpost_idを参照して表示しています。
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そこで、保存先をpublicフォルダではなく、AWSのS3やcloudinaryに指定し、表示する際もそこから参照できるようにしたいです。
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現在のコードを追加しました
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画像の保存先をpublicフォルダではなく、AWSのS3やcloudinaryに指定し、表示する際もそこから参照できるようにするにはどのようにすれば良いでしょうか？
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初心者なので見当違いの質問でしたらすみません。
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```ruby
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class PostsController < ApplicationController
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before_action :authenticate_user
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before_action :ensure_correct_user, {only: [:edit, :update, :destroy]}
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def index
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@posts = Post.all.order(created_at: :desc)
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end
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def show
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@post = Post.find_by(id: params[:id])
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@user = @post.user
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@likes_count = Like.where(post_id: @post.id).count
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@comment = Comment.find_by(id: params[:id])
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end
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def new
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@post = Post.new
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end
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def create
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@post = Post.new(content:params[:content],
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user_id: @current_user.id,
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)
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@post.save
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@user = User.find(@current_user.id)
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@user.user_exp += 5
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@user.save
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if params[:image]
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@post.image_name = "#{@post.id}.jpg"
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image = params[:image]
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File.binwrite("public/post_images/#{@post.image_name}",image.read)
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end
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if @post.save
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redirect_to("/posts/index")
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else
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render("posts/new")
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end
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end
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def edit
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@post = Post.find_by(id: params[:id])
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end
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def update
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@post = Post.find_by(id: params[:id])
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@post.content = params[:content]
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if @post.save
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redirect_to("/posts/index")
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else
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render("posts/edit")
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end
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end
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def destroy
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@post = Post.find_by(id: params[:id])
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@post.destroy
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redirect_to("/posts/index")
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@user = User.find(@current_user.id)
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@user.user_exp -= 5
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@user.save
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end
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def ensure_correct_user
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@post = Post.find_by(id: params[:id])
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if @post.user_id != @current_user.id
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flash[:notice] = "権限がありません"
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redirect_to("/posts/index")
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end
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end
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end
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```
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```ruby
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<div class="main posts-new">
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<div class="container">
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<h1 class="form-heading">New Post</h1>
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<%= form_tag("/posts/create",{multipart:true}) do %>
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<div class="form">
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<div class="form-body">
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<% @post.errors.full_messages.each do |message| %>
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<div class="form-error">
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<%= message %>
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</div>
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<% end %>
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<textarea name="content"><%= @post.content %></textarea>
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<p>画像</p>
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<input name="image" type="file">
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<input type="submit" value="Post">
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</div>
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</div>
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<% end %>
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</div>
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</div>
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```
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```ruby
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<div class="main posts-show">
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<div class="container">
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<div class="posts-show-item">
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<div class="post-user-name">
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<img src="<%= "/user_images/#{@user.image_name}" %>">
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<%= link_to(@user.name, "/users/#{@user.id}") %>
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</div>
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<p>
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<%= @post.content %>
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</p>
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<%= @post.created_at %>
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<% if Like.find_by(user_id: @current_user.id, post_id: @post.id) %>
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<%= link_to( "/likes/#{@post.id}/destroy", {method: "post"}) do %>
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<span class="fa fa-heart like-btn-unlike"></span>
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<% end %>
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<% else %>
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<%= link_to( "/likes/#{@post.id}/create", {method: "post"}) do %>
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<span class="fa fa-heart like-btn"></span>
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<% end %>
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<% end %>
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<%= @likes_count %>
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<% if @post.user_id == @current_user.id %>
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<div class="post-menus">
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<%= link_to("編集", "/posts/#{@post.id}/edit") %>
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<%= link_to("削除", "/posts/#{@post.id}/destroy",{method:"post"}) %>
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</div>
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<% end %>
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</div>
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<% if @post.image_name != nil %>
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<p class="post_image">
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<img width="570px" src="<%= "/post_images/#{@post.image_name}" %>">
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</p>
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<% end %>
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<div class ="post_comment">
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<%= form_tag("/comments/#{@post.id}/create",{multipart:true}) do %>
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<textarea name="content" cols=50 rows=10 ></textarea>
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<input type="submit" value="Encourage!!!">
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</div>
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<% end %>
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```
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```ruby
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class Post < ApplicationRecord
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validates :content, {presence: true,length:{maximum:140}}
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validates :user_id, {presence: true}
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def user
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return User.find_by(id: self.user_id)
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end
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def comments
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return Comment.where(post_id: self.id)
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end
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end
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```
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