1
我制作属于类别的论坛模型，并在每个类别的展示视图中显示来自该类别的每个论坛，但链接指向错误的路径（例如，在类别4中，我只有一个论坛指向类别/ 1 /论坛/ 1和类别1甚至不存在）。Rails显示错误的论坛路径
再一个注意：每个类别都有它的位置字段（整数），并且它们按照升序排序。类别4有位置1，但为什么这个数字会在URL中的类别id的地方？
当我尝试访问/分类/ 4 /论坛/ 1我的错误
CategoriesController
class CategoriesController < ApplicationController
def index
categories_ordered
end
def new
@category = Category.new
categories_ordered
end
def create
@category = Category.new(category_params)
categories_ordered
if @category.save
redirect_to forums_path, notice: "Kategorija je uspešno kreirana."
else
render "new"
end
end
def show
find_category
find_forums
end
def edit
find_category
end
def update
find_category
if @category.update(category_params)
redirect_to category_path(@category), notice: "Kategorija je uspešno ažurirana."
else
render "edit"
end
end
def destroy
find_category
@category.destroy
redirect_to forums_path, notice: "Kategorija je uspešno obrisana."
end
private
def category_params
params.require(:category).permit(:name, :description, :position)
end
def find_category
@category = Category.find(params[:id])
end
def find_forums
@forums = @category.forums.all
end
def categories_ordered
@categories = Category.all.order("position ASC")
end
end
ForumsController “无法与 'ID'= 1找分类”
class ForumsController < ApplicationController
def new
find_category
@forum = @category.forums.new
end
def create
@category = Category.find(params[:category_id])
@forum = @category.forums.create(forum_params)
if @forum.save
redirect_to category_path(@category), notice: "Forum je uspešno kreiran."
else
render "new"
end
end
def show
find_category
find_forum
end
def edit
find_category
find_forum
end
def update
find_category
find_forum
if @forum.update(forum_params)
redirect_to forum_path(@forum), notice: "Forum je uspešno ažuriran."
else
render "edit"
end
end
private
def forum_params
params.require(:forum).permit(:title, :description)
end
def find_category
@category = Category.find(params[:category_id])
end
def find_forum
@forum = @category.forums.find(params[:id])
end
end
类别＃显示
<% authorize %>
<h2><%= @category.name %></h2>
<p><%= @category.description %></p>
<div class="list-group">
<% @category.forums.each do |f| %>
<a href="<%= forum_path(f) %>" class="list-group-item">
<h4 class="list-group-heading"><%= f.title %></h4>
<p class="list-group-text">
<%= f.description %>
</p>
</a>
<% end %>
</div>
<% if is_admin? %>
<%= link_to new_forum_path, class: "btn btn-primary" do %>
<span class="glyphicon glyphicon-plus"></span> Dodaj forum
<% end %>
<%= link_to edit_category_path(@category), class: "btn btn-primary" do %>
<span class="glyphicon glyphicon-pencil"></span> Izmeni
<% end %>
<%= link_to category_path(@category), class: "btn btn-danger", method: :delete, data: { confirm: "Da li ste sigurni da želite obrisati ovu kategoriju?" } do %>
<span class="glyphicon glyphicon-trash"></span> Obriši
<% end %>
<% end %>
的routes.rb
Rails.application.routes.draw do
root "welcome#index"
get "start" => "welcome#index", as: "index"
get "registration" => "users#new", as: "register"
get "login" => "sessions#new", as: "login"
post "login" => "sessions#create"
get "logout" => "sessions#destroy", as: "logout"
get "users" => "users#index", as: "users"
post "users" => "users#create"
get "profile" => "users#show", as: "profile"
get "user/:id" => "users#show", as: "user"
get "user/:id/edit" => "users#edit", as: "edit_user"
patch "user/:id" => "users#update"
delete "user/:id" => "users#destroy"
get "categories/add" => "categories#new", as: "new_category"
get "category/:id" => "categories#show", as: "category"
patch "category/:id" => "categories#update"
delete "category/:id" => "categories#destroy"
get "category/:id/edit" => "categories#edit", as: "edit_category"
get "terms" => "welcome#terms", as: "terms"
get "wh" => "bugs#new", as: "wh"
get "bugs" => "bugs#index", as: "bugs"
post "bugs" => "bugs#create"
get "bug/:id" => "bugs#show", as: "bug"
delete "bug/:id" => "bugs#destroy"
get "forum" => "categories#index", as: "forums"
get "category/:category_id/forum/add" => "forums#new", as: "new_forum"
get "category/:category_id/forum/:id" => "forums#show", as: "forum"
get "category/:category_id/forum/:id/edit" => "forums#edit", as: "edit_forum"
patch "category/:category_id/forum/:id" => "forums#update"
delete "category/:category_id/forum/:id" => "forums#destroy"
resources :users
resources :sessions
resources :categories do
resources :forums
end
resources :bugs
# For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html
end
您是否检查了您的routes.rb文件？请发布您的配置/ routes.rb也。 –
@ChetanDatta发表。 – Nikola