>
> sure.
posts_controller.rb
...
private
def post_params
params.require(:post).permit(:title, :body)
end
class CreatePosts < ActiveRecord::Migration
def change
create_table :posts do |t|
t.string :title
t.text :body
t.integer :user_id
t.timestamps
end
end
end
comments_controller.rb
...
private
def comment_params
params.require(:comment).permit(:body)
end
class CreateComments < ActiveRecord::Migration
def change
create_table :comments do |t|
t.integer :body
t.integer :post_id
t.integer :user_id
t.timestamps
end
end
end
thank you
воскресенье, 30 ноября 2014 г., 11:47:19 UTC-8 пользователь Vivek Sampara
написал:
>
> Could you show an example of what post_params contains ?
>
> On Sun, Nov 30, 2014 at 4:24 PM, Psycho Shine <[email protected]
> <javascript:>> wrote:
>
>> Hi all!
>>
>> I have 3 models: user, post, comment
>>
>> User has_many :posts, :commentsPost belongs_to :user, has_many
>> :commentsComments belongs_to :user, post
>>
>> So for creating post i have action create
>>
>> def create
>> @post = Post.new(post_params)
>>
>> if @post.save
>> redirect_to @post
>> else
>> render 'new'
>> endend
>>
>> Now if following the rules of relations between Post and Comment, for
>> creating a comment i have next action in CommentController:
>>
>> def create
>> @post = Post.find(params[:post_id])
>> @comment = @post.comments.create(comment_params)
>> redirect_to post_path(@post)end
>>
>> My question is: How rewrite the actions if i want create post and comment
>> from user?
>>
>> if i try to create Comment from User, i create next action (don't know am
>> i right?)
>>
>> def create
>> @user = User.find(params[:user_id])
>> @post = user.posts.build(post_params)
>> if @post.save
>> flash[:success] = "Post created!"
>> redirect_to post_path
>> else
>> flash[:errors] = "Post not created!"
>> render 'new'
>> endend
>>
>> How create a comment from user, that will be in relations with post? i
>> mean comment must have user_id and post_id?
>>
>> tnx 4 help
>>
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