修改访问poll#index报ArgumentError

app/controllers/poll_controller.rb

@@ -0,0 +1,89 @@
+class PollController < ApplicationController
+  before_filter :find_poll_and_course, :only => [:edit,:update,:destory]
+  before_filter :find_container, :only => [:new,:create, :index]
+
+  def index
+    if @course
+      @polls = Poll.where("polls_type = 'Course' and polls_group_id = #{@course.id}")
+      respond_to do |format|
+        format.html{render :layout => 'base_courses'}
+      end
+    elsif @project
+      #项目的问卷调查相关代码
+    end
+  end
+
+  def show
+    @poll = Poll.find params[:id]
+  end
+
+  def new
+    if @course
+      option = {
+          :polls_name => l(:label_poll_new),
+          :polls_type => @course.class.to_s,
+          :polls_group_id => @course.id,
+          :polls_status => 1,
+          :user_id => User.current.id,
+          :published_at => Time.now,
+          :closed_at => Time.now,
+          :polls_description => ""
+      }
+      @poll = Poll.create option
+      if @poll
+        respond_to do |format|
+          format.html{render :layout => 'base_courses'}
+        end
+      end
+    elsif @project
+      #项目的问卷调查相关代码
+    end
+  end
+
+  def create
+
+  end
+
+  def edit
+
+  end
+
+  def update
+    @poll.polls_name = params[:polls_name]
+    if @poll.save
+      respond_to do |format|
+        format.html { redirect_to poll_index_url(:polls_type => @course.class.to_s, :polls_group_id => @course.id) }
+      end
+    else
+    end
+  end
+
+  def destroy
+    if @poll.destroy
+      respond_to do |format|
+        format.js
+      end
+    end
+  end
+
+  private
+  def find_poll_and_course
+    @poll = Poll.find params[:id]
+    @course = Course.find @poll.polls_group_id
+  rescue Exception => e
+    render_404
+  end
+
+  def find_container
+    if params[:polls_type] && params[:polls_group_id]
+      case params[:polls_type]
+        when "Course"
+          @course = Course.find_by_id params[:polls_group_id]
+        when "Project"
+          @project = Project.find_by_id params[:polls_group_id]
+      end
+    else
+      render_404
+    end
+  end
+end

app/views/poll/index.html.erb

@@ -1,7 +1 @@
-<% @polls.each do |poll|%>
-    <%= poll.id%>#####<%= poll.polls_name%>
-    <%= link_to l(:button_edit), edit_poll_path(poll.id)%>
-    <%= link_to(l(:button_delete), poll,
-                method: :delete, :confirm => l(:text_are_you_sure), :remote => true )  %>
-    <br/>
-<%end%>
+1111111111111

config/locales/zh.yml

@@ -2241,4 +2241,5 @@ zh:
   label_quote_resource_failed: ",此资源引用失败! "
   label_file_lost: 以下无法成功下载，请联系相关人员重新上传：
   label_file_exist: 该作品中有重复命名文件，请通过文件名学号和姓名信息进入该作业详细界面手动下载
+  label_poll_new: 未命名问卷