我有一个建立表的索引页,我正在尝试允许用户编辑表中的行。我试图以最基本的方式做到这一点--没有javascript、ajax等,除非是Rails提供的。
我的表在index方法中显示得很好,并且有一个表单作为表中的最后一行,可用于添加新行。新的表单运行良好。每一行都有一个路由到控制器的edit方法的edit链接。控制器设置要编辑的对象,并呈现索引,这一次是在要编辑的行中使用一个表单。我的问题是这个表单不会提交,但是如果我刷新页面,它就会提交。
页面将在刷新后提交这一事实非常令人困惑。我看不出刷新与单击链接有什么不同(它应该仍然通过相同的路由,使用相同的变量,对吗?)在刷新之前和之后,我看不到表单html有什么不同。有谁知道可能会发生什么吗?
我甚至不确定该从什么代码开始查找,但这里有;
index.html.erb
...
<tbody>
<% @boms.each do |line| %>
<% if line == @bom %>
<%= render("form_in_table", form_objects: @bom , button_text: "Update") %>
<% else %>
<%= render("bom_in_table", line: line) %>
<% end %>
<% end %>
<% if @bom.new_record? %>
<%= render("form_in_table", form_objects: [@li, @bom] , button_text: "Add") %>
<% end %>
</tbody>
...
_form_in_table.html.erb
<%= form_for(form_objects, html: {class: "form-in-table"}) do |f| %>
<tr>
<td><%= f.text_field :quantity %></td>
<td colspan="2">
<%= f.select(:part_id,
options_from_collection_for_select(@parts, :id, :pricebook_name),
prompt: "Select a Part",) %></td>
<td></td>
<td></td>
<td></td>
<td><%= f.submit(button_text, class: "btn btn-primary btn-mini") %></td>
</tr>
<% end %>
_bom_in_table.html.erb
<tr>
<td><%= line.quantity%></td>
<td><%= line.part_number %></td>
<td><%= line.part_description %></td>
<td><%= number_to_currency(line.part_cost) %></td>
<td><%= line.part_unit %></td>
<td><%= number_to_currency(line.extension) %></td>
<td><%= link_to('Edit', edit_bom_path(line)) %></td>
</tr>
boms_controller.rb
...
def edit
@bom = Bom.find(params[:id])
@li = @bom.line_item
@boms = @li.boms.sorted_by_part_number
@parts = Part.sorted_by_number
render 'index'
end
...
如果这对破译代码/意图很有用,我有line_items、parts和boms的集合;line_item有很多boms,line_item通过boms有很多parts。除部件/行项目关系外,boms表还具有数量。Bom是Bom表的缩写。@li是被操纵的line_item。我遇到问题的表单是用于查看/添加/编辑属于行项目的物料清单(数量和部件)的集合。
添加日志
Started GET "/line_items/8/boms" for 127.0.0.1 at 2013-10-14 14:27:27 -0400
Processing by BomsController#index as HTML
Parameters: {"line_item_id"=>"8"}
[1m[35mLineItem Load (0.0ms)[0m SELECT "line_items".* FROM "line_items" WHERE "line_items"."id" = ? LIMIT 1 [["id", "8"]]
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Rendered shared/_error_messages.html.erb (3.0ms)
[1m[36mBom Load (1.0ms)[0m [1mSELECT "boms".* FROM "boms" INNER JOIN "parts" ON "parts"."id" = "boms"."part_id" WHERE "boms"."line_item_id" = ? ORDER BY "parts".number ASC[0m [["line_item_id", 8]]
[1m[35mPart Load (0.0ms)[0m SELECT "parts".* FROM "parts" WHERE "parts"."id" = ? ORDER BY "parts"."id" ASC LIMIT 1 [["id", 1]]
Rendered boms/_bom_in_table.html.erb (96.0ms)
[1m[36mPart Load (1.0ms)[0m [1mSELECT "parts".* FROM "parts" ORDER BY "parts".number ASC[0m
Rendered boms/_form_in_table.html.erb (103.0ms)
[1m[35m (24.0ms)[0m SELECT SUM(quantity * cost) AS sum_id FROM "parts" INNER JOIN "boms" ON "boms"."part_id" = "parts"."id" WHERE "boms"."line_item_id" = 8
Rendered boms/index.html.erb within layouts/boms (477.0ms)
Rendered layouts/_shim.html.erb (1.0ms)
Rendered layouts/_header.html.erb (0.0ms)
Rendered layouts/_footer.html.erb (0.0ms)
Rendered layouts/application.html.erb (69.0ms)
Completed 200 OK in 671ms (Views: 601.0ms | ActiveRecord: 31.0ms)
Started GET "/boms/22/edit" for 127.0.0.1 at 2013-10-14 14:28:13 -0400
Processing by BomsController#edit as HTML
Parameters: {"id"=>"22"}
[1m[36mBom Load (0.0ms)[0m [1mSELECT "boms".* FROM "boms" WHERE "boms"."id" = ? LIMIT 1[0m [["id", "22"]]
[1m[35mLineItem Load (1.0ms)[0m SELECT "line_items".* FROM "line_items" WHERE "line_items"."id" = ? ORDER BY "line_items"."id" ASC LIMIT 1 [["id", 8]]
[1m[36mLineItemSubClass Load (1.0ms)[0m [1mSELECT "line_item_sub_classes".* FROM "line_item_sub_classes" WHERE "line_item_sub_classes"."id" = ? ORDER BY "line_item_sub_classes"."id" ASC LIMIT 1[0m [["id", 8]]
[1m[35mLineItemClass Load (0.0ms)[0m SELECT "line_item_classes".* FROM "line_item_classes" WHERE "line_item_classes"."id" = ? ORDER BY "line_item_classes"."id" ASC LIMIT 1 [["id", 1]]
Rendered shared/_error_messages.html.erb (0.0ms)
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[1m[35mPart Load (0.0ms)[0m SELECT "parts".* FROM "parts" ORDER BY "parts".number ASC
Rendered boms/_form_in_table.html.erb (25.0ms)
[1m[36m (0.0ms)[0m [1mSELECT SUM(quantity * cost) AS sum_id FROM "parts" INNER JOIN "boms" ON "boms"."part_id" = "parts"."id" WHERE "boms"."line_item_id" = 8[0m
Rendered boms/index.html.erb within layouts/boms (41.0ms)
Rendered layouts/_shim.html.erb (0.0ms)
Rendered layouts/_header.html.erb (1.0ms)
Rendered layouts/_footer.html.erb (0.0ms)
Rendered layouts/application.html.erb (54.0ms)
Completed 200 OK in 113ms (Views: 104.0ms | ActiveRecord: 3.0ms)
Started GET "/boms/22/edit" for 127.0.0.1 at 2013-10-14 14:28:37 -0400
Processing by BomsController#edit as HTML
Parameters: {"id"=>"22"}
[1m[35mBom Load (0.0ms)[0m SELECT "boms".* FROM "boms" WHERE "boms"."id" = ? LIMIT 1 [["id", "22"]]
[1m[36mLineItem Load (0.0ms)[0m [1mSELECT "line_items".* FROM "line_items" WHERE "line_items"."id" = ? ORDER BY "line_items"."id" ASC LIMIT 1[0m [["id", 8]]
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Rendered layouts/_shim.html.erb (1.0ms)
Rendered layouts/_header.html.erb (8.0ms)
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Completed 200 OK in 131ms (Views: 94.0ms | ActiveRecord: 2.0ms)
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发布于 2013-10-15 20:02:51
我相信这是一个HTML问题,而不是Rails问题。根据本讨论Form inside a table,<form>
不能放在<table>
、<tbody>
或<tr>
中。在移动<form>
以包装表格并将控件放入相应的<td>
中之后,表单就可以工作了。
我仍然不明白为什么刷新页面会让表单工作,但是...
发布于 2014-05-03 23:01:18
如果是Rails4,可能是因为Turbolinks。试着把
data-no-turbolink="true" inside your body tag
这可能行得通,它曾经在我身上发生过。
发布于 2014-05-14 15:58:57
尝试将data-no-turbolink="true“放入调用表页的链接中。
<a href="/vender" data-no-turbolink="true">
这对我来说很管用。
https://stackoverflow.com/questions/19365809
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