[英]rails 4. update posts doesn't work
我想更新一個帖子(Billet),並且出現此錯誤: Unpermitted parameters: contenu, type_de_billet
class BilletsController < ApplicationController
def billet_params
params.require(:billet).permit(:title, :contenu, :user_id, :type_de_billet, :image)
end
end
所以parameters: contenu, type_de_billet
已經是“ permits”
這是一條日志
Started PATCH "/billets/lorem-ipsum-stackoverflow" for 127.0.0.1 at 2014-05-25 14:57:20 -0400
Processing by BilletsController#update as HTML
Parameters: {"utf8"=>"✓", "authenticity_token"=>"0ZXyfNcbhd1nWe2DTRSWMre7jd+dD85YMysVNs1Hqhc=", "billet"=>{"title"=>"Lorem Ipsum stackoverflow-2", "contenu"=>"<p>Melon oat cake applicake biscuit unerdwear.com gummies gingerbread. Chocolate bar pudding tiramisu liquorice jujubes pie. Marzipan applicake toffee liquorice pastry cupcake ice cream topping. Chocolate tootsie roll danish caramels sweet roll pastry apple pie. Caramels pastry pie. Chupa chups ice cream jelly cheesecake liquorice. Gingerbread sweet roll lollipop cake apple pie cookie powder bear claw muffin. Chocolate bar cheesecake chocolate cake cake icing fruitcake. Sweet jelly topping. Cotton candy gummies muffin brownie jelly beans. Jujubes halvah biscuit chocolate cake apple pie candy sweet roll applicake. Bonbon applicake sweet pudding wafer marzipan candy lemon drops carrot cake.</p>\r\n", "type_de_billet"=>"a"}, "user_id"=>{"field"=>"1"}, "images"=>[#<ActionDispatch::Http::UploadedFile:0x8641524 @tempfile=#<Tempfile:/tmp/RackMultipart20140525-20869-hzjqaq>, @original_filename="1506647_10152395985951605_3858459246170152977_n.jpg", @content_type="image/jpeg", @headers="Content-Disposition: form-data; name=\"images[]\"; filename=\"1506647_10152395985951605_3858459246170152977_n.jpg\"\r\nContent-Type: image/jpeg\r\n">, #<ActionDispatch::Http::UploadedFile:0x86414e8 @tempfile=#<Tempfile:/tmp/RackMultipart20140525-20869-hgykkh>, @original_filename="Ken13sam1DX_6059.jpg", @content_type="image/jpeg", @headers="Content-Disposition: form-data; name=\"images[]\"; filename=\"Ken13sam1DX_6059.jpg\"\r\nContent-Type: image/jpeg\r\n">], "commit"=>"submit", "id"=>"lorem-ipsum-stackoverflow"}
Billet Load (0.2ms) SELECT `billets`.* FROM `billets` WHERE `billets`.`slug` = 'lorem-ipsum-stackoverflow' ORDER BY created_at DESC LIMIT 1
User Load (0.2ms) SELECT `users`.* FROM `users` WHERE `users`.`id` = 1 ORDER BY `users`.`id` ASC LIMIT 1
I will update some files
Unpermitted parameters: contenu, type_de_billet
(0.1ms) BEGIN
SQL (0.5ms) UPDATE `billets` SET `title` = 'Lorem Ipsum stackoverflow-2', `updated_at` = '2014-05-25 18:57:20' WHERE `billets`.`id` = 13
FriendlyId::Slug Load (0.1ms) SELECT `friendly_id_slugs`.* FROM `friendly_id_slugs` WHERE `friendly_id_slugs`.`sluggable_id` = 13 AND `friendly_id_slugs`.`sluggable_type` = 'Billet' ORDER BY `friendly_id_slugs`.id DESC LIMIT 1
(121.9ms) COMMIT
(0.2ms) BEGIN
SQL (0.6ms) INSERT INTO `photos` (`billet_id`, `created_at`, `image`, `updated_at`) VALUES (13, '2014-05-25 18:57:21', '1506647_10152395985951605_3858459246170152977_n.jpg', '2014-05-25 18:57:21')
(41.5ms) COMMIT
(0.2ms) BEGIN
SQL (0.4ms) INSERT INTO `photos` (`billet_id`, `created_at`, `image`, `updated_at`) VALUES (13, '2014-05-25 18:57:21', 'Ken13sam1DX_6059.jpg', '2014-05-25 18:57:21')
(37.1ms) COMMIT
Redirected to http://localhost:3000/billets/lorem-ipsum-stackoverflow
Completed 302 Found in 828ms (ActiveRecord: 205.7ms)
我必須說我有一個嵌套模型,也稱為照片
控制器#GET / billets / new def new @billet = Billet.new渲染布局:“ amabiblio_blog”結束
# GET /billets/1/edit
def edit
render layout: "amabiblio_blog"
end
# POST /billets
# POST /billets.json
def create
@billet = current_user.billets.build(billet_params)
#authorize @billet
if @billet.save
# to handle multiple images upload on create
if params[:images]
params[:images].each { |image|
@billet.photos.create(image: image)
}
end
flash[:notice] = "Your billet has been created."
redirect_to @billet
else
flash[:alert] = "Something went wrong."
render :new
end
end
# PATCH/PUT /billets/1
# PATCH/PUT /billets/1.json
def update
puts "I will update some files"
#authorize @album
if @billet.update(params[:billet].permit(:title,:description))
# to handle multiple images upload on update when user add more picture
if params[:images]
params[:images].each { |image|
@billet.photos.create(image: image)
}
end
flash[:notice] = "billet has been updated."
redirect_to @billet
else
render :edit
end
end
您在update
方法中有下一行:
if @billet.update(params[:billet].permit(:title,:description))
您應該將其更改為與create
相同:
if @billet.update(billet_params)
現在contenu, type_de_billet
僅在create
操作中使用允許的參數contenu, type_de_billet
。
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