建立了学校与用户的关联

课程与用户的学校字段均为学校id而不再是学校名称

页面暂时改了想到的地方= =

app/controllers/my_controller.rb

@@ -87,7 +87,7 @@ class MyController < ApplicationController
          se = UserExtensions.new
          se.user_id = @user.id
           if params[:occupation]
-          se.occupation = params[:occupation] 
+          se.school_id = params[:occupation] 
           end 
          
          se.gender = params[:gender]
@@ -109,7 +109,7 @@ class MyController < ApplicationController
       else
        se = @user.user_extensions
        if params[:occupation]
-        se.occupation = params[:occupation] 
+        se.school_id = params[:occupation] 
        end 
       
        se.gender = params[:gender]

app/controllers/projects_controller.rb

@@ -390,7 +390,7 @@ class ProjectsController < ApplicationController
       # added by bai
       @course.term = params[:term]
       @course.time = params[:time]
-      @course.school_name = params[:occupation]
+      @course.school_id = params[:occupation]
       @course.setup_time = params[:setup_time]
       @course.endup_time = params[:endup_time]
       @course.class_period = params[:class_period]

app/controllers/school_controller.rb

@@ -6,7 +6,7 @@ class SchoolController < ApplicationController
     options = ""
     
     @school.each do |s|
-      options << "<option value=#{s.name}>#{s.name}</option>"
+      options << "<option value=#{s.id}>#{s.name}</option>"
     end
     
     render :text => options

app/models/user_extensions.rb

@@ -8,6 +8,7 @@
 =end
 class UserExtensions < ActiveRecord::Base
   belongs_to :user
+  belongs_to :school, :class_name => 'School', :foreign_key => :school_id
   attr_accessible :user_id,:birthday,:brief_introduction,:gender,:location,:occupation,:work_experience,:zip_code,:identity, :technical_title,:student_id
   TEACHER = 0
   STUDENT = 1

app/views/my/account.html.erb

@@ -91,7 +91,7 @@
 		<p style="width:357px;padding-left: 26px;">
 			<%= l(:field_occupation) %>&nbsp;<span class="required">*</span><%= select_tag "province", options_from_collection_for_select(School.find_by_sql("select distinct province from schools"), :province, :province), :onchange => "get_options(this.value)" %>
 
-			<%= select_tag "occupation", options_for_select([['安徽大学','安徽大学'],['合肥工业大学','合肥工业大学'],['中国科技大学','中国科技大学']])   %>
+			<%= select_tag "occupation"  %>
 		</p>		
 		
 		

app/views/projects/_course_form.html.erb

@@ -289,7 +289,7 @@
 		<strong><%=l(:label_new_course_school)%></strong><span class="required">*</span>&nbsp;&nbsp;&nbsp;
 		<%= select_tag "province", options_from_collection_for_select(School.find_by_sql("select distinct province from schools"), :province, :province), :onclick => "get_options(this.value)" %>
 
-		<%= select_tag "occupation", options_for_select([['安徽大学','安徽大学'],['合肥工业大学','合肥工业大学'],['中国科技大学','中国科技大学']])   %>
+		<%= select_tag "occupation" %>
 	</p>
 		
 	<!-- end -->

db/migrate/20140417085550_rename_courses_column_school_name.rb

@@ -0,0 +1,9 @@
+class RenameCoursesColumnSchoolName < ActiveRecord::Migration
+  def up
+    rename_column :courses, :school_name, :school_id
+  end
+
+  def down
+    rename_column :courses, :school_id, :school_name
+  end
+end

db/migrate/20140417090022_change_courses_column_school_id.rb

@@ -0,0 +1,9 @@
+class ChangeCoursesColumnSchoolId < ActiveRecord::Migration
+  def up
+    change_column :courses, :school_id, :integer
+  end
+
+  def down
+    change_column :courses, :school_id, :string
+  end
+end

db/migrate/20140417091429_add_school_id_to_user_extensions.rb

@@ -0,0 +1,5 @@
+class AddSchoolIdToUserExtensions < ActiveRecord::Migration
+  def change
+    add_column :user_extensions, :school_id, :integer
+  end
+end