在此处的一些有用答案的帮助下,我整天都在对我的应用程序进行最后润色,并想知道如何执行此功能。我在我的文件中设置了一个想法post_controller
,我想在其中显示根据创建日期创建的前 10 个最新帖子。我也计划为我的评论以及最后一次这样做。我在views/post/index.html.erb
文件中显示所有用户的帖子。我在posts_controller: posts = Post.order('created_at DESC').limit(10)
. 我已经在这里彻底搜索过,但不明白其他一些用户是如何让它工作的,有什么见解吗?提前致谢。
post_controller
class PostsController < ApplicationController
before_action :set_post, only: [:show, :edit, :update, :vote]
before_action :require_user, only: [:new, :create, :edit, :update, :vote]
before_action :require_creator, only:[:edit, :update]
def index
posts = Post.order('created_at DESC').limit(10)
@posts = Post.all.page(params[:page]).per_page(10)
end
def show
@comment = Comment.new
end
def new
@post = Post.new
end
def create
@post = Post.new(post_params)
@post.creator = current_user
if @post.save
flash[:notice] = "You created a post!"
redirect_to posts_path
else
render :new
end
end
def edit
end
def update
@post = Post.find(params[:id])
if @post.update(post_params)
flash[:notice] = "You updated the post!"
redirect_to post_path(@post)
else
render :edit
end
end
def vote
Vote.create(voteable: @post, creator: current_user, vote: params[:vote])
respond_to do |format|
format.js { render :vote } # Renders views/posts/vote.js.erb
end
end
private
def post_params
params.require(:post).permit(:url, :title, :description)
end
def set_post
@post = Post.find(params[:id])
end
def require_creator
access_denied if @post.creator != current_user
end
end