From 93422cb6fa25a7ca00b12e99f436e6b9126cd37e Mon Sep 17 00:00:00 2001
From: daiao <358551898@qq.com>
Date: Fri, 23 Aug 2019 10:59:08 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E8=AF=BE=E5=AF=BC=E8=AF=AD=E7=9A=84?=
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---
 ...3_modify_course_introduction_for_boards.rb | 42 +++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 db/migrate/20190823024643_modify_course_introduction_for_boards.rb

diff --git a/db/migrate/20190823024643_modify_course_introduction_for_boards.rb b/db/migrate/20190823024643_modify_course_introduction_for_boards.rb
new file mode 100644
index 000000000..3dfcf09f8
--- /dev/null
+++ b/db/migrate/20190823024643_modify_course_introduction_for_boards.rb
@@ -0,0 +1,42 @@
+class ModifyCourseIntroductionForBoards < ActiveRecord::Migration[5.2]
+  def change
+    platform = PlatformSample.where(:samples_type => "courseGuide").first
+    content = '大家好！
+
+欢迎进入在线课堂！
+
+该课堂对应于一个或多个线下班级，课堂成员可以利用老师发布的邀请码申请加入。
+
+在这里，老师和教辅将结合教学内容，把不同类型的实训项目发布给大家，让大家在真实的实战环境中得到锻炼。
+
+那么什么是实训项目呢？大家有空自己尝试一下就知道了：
+
+- Python实训：[Python程序设计入门](https://www.educoder.net/paths/13)   |  [大学计算机基础——基于Python](https://www.educoder.net/paths/11)
+
+- Java实训：[Java语言程序设计（基础篇）](https://www.educoder.net/paths/38)
+
+- C/C++实训：[C/C++程序设计](https://www.educoder.net/paths/3)  |  [数据结构与算法（C语言）](https://www.educoder.net/paths/4)
+
+- Matlab实训：[智取MATLAB：基本语法](https://www.educoder.net/shixuns/7bvs54gw/challenges)  |  [控制结构](https://www.educoder.net/shixuns/q4fowkfa/challenges)  |  [矩阵进阶](https://www.educoder.net/shixuns/grunzcs3/challenges)
+
+- HTML/CSS实训：[HTML5+CSS3网页制作（基础篇）](https://www.educoder.net/paths/15)
+
+- 云计算实训：[Docker企业级实训（基础篇）](https://www.educoder.net/paths/29)
+
+... ... 等等
+
+你们现在就可以去体验哦！
+
+欢迎提出宝贵建议，平台一定会给您带来更多惊喜！
+
+
+支持团队'
+    platform.update_column(:contents, content)
+    messages = Message.where(subject: "新课导语")
+    messages.find_each do |m|
+      m.update_column(:is_md, true)
+      message_detail = m.message_detail
+      message_detail.update_column(:content, content) if message_detail
+    end
+  end
+end