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环境:Rails 3.1.0,Ruby 1.9.2简单嵌套表单隐藏字段未提交
我有投资组合模型has_many has_one资产的头寸。
这是位置模型架构:
create_table "positions", :force => true do |t|
t.integer "portfolio_id"
t.integer "asset_id"
t.decimal "holding_percentage"
end
当用户创建一个投资组合,他/她应该进入投资组合的名称,然后通过添加股票代码添加位置。 Jquery做它的东西,并显示资产的全名,并将asset_id插入隐藏字段。
我同时使用nested_form和simple_form如下:
<%= simple_nested_form_for @portfolio do |f| %>
<%= f.input :name, :placeholder => 'Your portfolio name' %>
<%= f.fields_for :positions do |position_form| %>
<%= text_field_tag 'asset-ticker', nil, :class => 'asset-ticker' %>
<span class="asset-name"></span>
<%= position_form.text_field :holding_percentage, :class => 'asset-perc' %>
<%= position_form.hidden_field :asset_id, :class => 'asset-num', :as => :hidden %>
<%= position_form.link_to_remove "Remove this position", :class => 'asset-rem-link' %>
<% end %>
<p><%= f.link_to_add "Add a Position", :positions, :class => 'asset-add-link' %></p>
<%= f.button :submit %>
<% end %>
的问题是,在隐藏字段的值ASSET_ID没有被提交。参数如下所示:
Parameters: {"utf8"=>"✓", "authenticity_token"=>"hmvoGHF9GzpPsohQQ2MwhWk4FzhVVrf+IqoChHgftEs=",
"portfolio"=>{"name"=>"needhelpnow",
"positions_attributes"=>
{"new_1316730954406"=>{"holding_percentage"=>"11", "asset_id"=>"", "_destroy"=>"false"},
"new_1316730961085"=>{"holding_percentage"=>"22", "asset_id"=>"", "_destroy"=>"false"},
"new_1316730971587"=>{"holding_percentage"=>"33", "asset_id"=>"", "_destroy"=>"false"}}},
"commit"=>"Create Portfolio"}