增加发布时间和发送课程的js验证

app/views/users/_user_homework_form.html.erb

@@ -15,9 +15,12 @@
     <div class="calendar_div fl">
       <input  type="text" name="homework_common[end_time]" id="homework_end_time" placeholder="截止日期" class="InputBox fl W120 calendar_input" readonly="readonly"  >
       <%= calendar_for('homework_end_time')%>
+
     </div>
   </div>
   <div class="cl"></div>
+  <p id="homework_end_time_span" class="c_red mt5"></p>
+  <div class="cl"></div>
   <div id="homework_editor" style="display: none">
     <div class="mt10">
       <% if edit_mode %>
@@ -31,9 +34,9 @@
 
 
     <div class="mt10">
-      <!--<input type="text" class="InputBox  W700 SearchIcon" placeholder="发送到课程" />-->
       <%= select_tag :course_id, options_for_select(get_as_teacher_courses(User.current), homework.course_id), {:class => "InputBox  w720",:value => "请选择发布作业的课程"} %>
     </div>
+    <p id="homework_course_id_span" class="c_red mt5"></p>
     <div class="cl"></div>
 
     <div id="homework_attachments">

public/javascripts/new_user.js

@@ -62,8 +62,15 @@ function submit_homework(id)
     {
         $("#homework_name").focus();
     }
-    else
+    else if(!regex_homework_end_time())
+    {
+        $("#homework_end_time").focus();
+    }
+    else if(!regex_course_id())
     {
+        $("#course_id").focus();
+    }
+    else{
         homework_description_editor.sync();
         $("#"+id).submit();
     }
@@ -85,6 +92,36 @@ function regex_homework_name()
         return true;
     }
 }
+//验证截止时间
+function regex_homework_end_time()
+{
+    var name = $.trim($("#homework_end_time").val());
+    if(name=="")
+    {
+        $("#homework_end_time_span").text("截止时间不能为空");
+        return false;
+    }
+    else
+    {
+        $("#homework_end_time_span").text("");
+        return true;
+    }
+}
+
+//验证发送到课程
+function regex_course_id(){
+    var course_id = $("#course_id").val();
+    if(course_id == -1)
+    {
+        $("#homework_course_id_span").text("发布课程不能为空");
+        return false;
+    }
+    else
+    {
+        $("#homework_course_id_span").text("");
+        return true;
+    }
+}
 
 //老师导入作业时查询作业
 function search_homework_by_name(url){