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[英]Ruby on Rails - How would I add a image uploader to the simple_form Gem
[英]How would I display the time ago that a post was made with the simple_form gem - Ruby-on-Rails
我希望能够显示在我的Rails网站上发布帖子的日期,如何显示一天之内的任何内容,例如“ 1天前”等和“小于一天前”。
我正在使用simple_form gem,并且对Rails来说是个新手,所以不确定该怎么做。 任何帮助,将不胜感激!
我的代码如下:
house_controller.rb-
class HousesController < ApplicationController
def index
@houses = House.page(params[:page]).per(20).order(created_at: :desc)
end
def new
@house = House.new
end
def create
@house = House.new(params.require(:house).permit(:title, :price, :location, :beds, :property, :available, :description, :image))
if @house.save
redirect_to root_path
else
render "new"
end
end
end
house.rb-
class House < ActiveRecord::Base
validates :title, presence: true
validates :price, presence: true
validates :location, presence: true
validates :property, presence: true
validates :beds, presence: true
validates :available, presence: true
validates :description, presence: true
validates :image, presence: true
has_attached_file :image, styles: { large: "600x600", medium: "300x300", thumb: "150x150#" }
validates_attachment_content_type :image, content_type: /\Aimage\/.*\Z/
end
index.html.erb-
<% @houses.each do |house| %>
<div class="house">
<%= image_tag house.image.url(:large) %>
<h2><%= house.title %></h2>
<h2>£<%= house.price %></h2>
<p><%= house.location %></p>
<p><%= house.beds %></p>
<p><%= house.available %></p>
<p><%= house.property %></p>
<p><%= house.description %></p>
</div>
<% end %>
new.html.erb-
<%= simple_form_for @house, html: { multipart: true } do |form| %>
<%= form.input :title, label: "House title" %>
<%= form.input :price, label: "House price" %>
<%= form.input :location, label: "Town, County" %>
<%= form.input :beds, label: "No. of Bedrooms" %>
<%= form.input :available, label: "House available from" %>
<%= form.input :property, label: "Property Type e.g Flat, Bungalow" %>
<%= form.input :description, label: "Describe your house" %>
<%= form.input :image, as: :file, label: "Image of house" %>
<%= form.button :submit %>
<% end %>
如果我正确理解了您的问题,则可以使用rails-timego gem,与表单无关:
https://github.com/jgraichen/rails-timeago
<%= timeago_tag @house.created_at, :nojs => true, :limit => 1.day.ago %>
如果设置正确,您将通过javascript自动更新时间。 一分钟前,2分钟前等。直到1天,然后是1天前,2天前等。
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