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我有一個用戶模式,可以通過成員有許多組更新嵌套屬性。如果用戶是組的成員,並且您沒有更改就提交表單,它將嘗試更新成員資格表並將group_id設置爲0,如下所示。表單時,不需要
我的用戶accepts_nested_attributes_for成員模型
在我的用戶控制器...
def edit
@user = User.find(params[:id])
@groups = Group.current
@membership = @user.memberships.build
end
def update
@user = User.find(params[:id])
@groups = Group.current
if params[:memberships][:group_id] != ""
@membership = @user.memberships.build(:group_id => params[:memberships][:group_id])
end
respond_to do |format|
if @user.update_attributes(params[:user])
format.html { redirect_to admin_users_url, notice: 'User was successfully updated.' }
format.json { head :no_content }
else
#if params[:memberships][:group_id] == ""
# @membership = @user.memberships.build
#end
format.html { render action: "edit" }
format.json { render json: @user.errors, status: :unprocessable_entity }
end
end
end
在我的用戶的形式...
<%= form_for([:admin,@user]) do |f| %>
---
<div class="field">
<%= f.label :email %><br />
<%= f.text_field :email %>
</div>
<div class="field">
<%= f.label :password %><br />
<%= f.password_field :password %>
</div>
<div class="field">
<%= f.label :password_confirmation %><br />
<%= f.password_field :password_confirmation %>
</div>
<%= f.fields_for :memberships do |builder| %>
<div class="field">
<% if builder.object.new_record? %>
<%= builder.label :group_id %><br />
<%= collection_select(:memberships, :group_id, @groups, 'id', 'name', {:include_blank => true}) %>
<% else %>
<%= builder.label :group_id %><br />
<%= builder.text_field :group_id, :value => Group.find(Membership.find(builder.object).group_id).name, :readonly => true %> <%= link_to 'Remove', [:admin,@user,Membership.find(builder.object)], :confirm => 'Are you sure?', :method => :delete %>
<% end %>
</div>
<% end %>
<div class="actions">
<%= f.submit %>
</div>
<% end %>
的形式提交數據
Parameters: {"utf8"=>"✓",
"authenticity_token"=>"6Vp9sgMySzRm2CU9Dko+Jpf6yaBkXjKkt10UDbb8dcw=",
"user"=>{"email"=>"[email protected]",
"password"=>"[FILTERED]", "password_confirmation"=>"[FILTERED]",
"memberships_attributes"=>{"0"=>{"group_id"=>"Cricket Maidstone June 2012",
"id"=>"18"}}},
"memberships"=>{"group_id"=>""},
"commit"=>"Update User", "id"=>"25"}
我想要做的就是檢查表單,並且在collection_select字段中沒有任何內容不更新成員表格,但仍然更新對電子郵件/密碼的任何更改。任何人都可以看到一個辦法做到這一點?
我會投票這件事當尋找到它,它看來,這將工作,但我在做什麼錯了包括形式,各成員存在,所以離開選擇框爲空將嘗試設置所有的在窗體中的字段。我不應該包含<%= builder.label:group_id%>
<%= builder.text_field:group_id,...感謝您的回覆。 – Norto23 2012-02-22 04:59:18
不客氣,我很高興你解決了它 – fjyaniez 2012-02-22 07:40:32