33 lines
1.5 KiB
Ruby
33 lines
1.5 KiB
Ruby
class CourseMessage < ActiveRecord::Base
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# status说明： status在课程不同的类型，区分不同的功能 status = 9 作品的提交记录
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# ApplyResource status:
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# 0: 发送申请 1：回复允许申请 2：拒绝申请消息
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# HomeworkCommon：status：
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# nil：发布了作业； 1：作业截止时间到了提醒！；2:开启匿评； 3：关闭匿评； 4：匿评开始失败； 5：申请引用作业, 6:申请结果
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# apply_user_id: 申请者的用户id
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# StudentWorksScoresAppeal: status:
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# 1: 申诉中， 2：申诉撤销， 3：申诉成功， 4：申诉被拒绝
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attr_accessible :course_id, :course_message_id, :course_message_type, :user_id, :viewed, :content, :status, :apply_user_id, :apply_result
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# 多态 虚拟关联
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belongs_to :course_message ,:polymorphic => true
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belongs_to :course
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belongs_to :user
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has_many :message_alls, :class_name => 'MessageAll',:as =>:message, :dependent => :destroy
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validates :user_id,presence: true
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validates :course_id,presence: true
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validates :course_message_id,presence: true
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validates :course_message_type, presence: true
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#validates_length_of :content, :maximum => 100
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after_create :add_user_message
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def add_user_message
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#unless self.course_message_type == 'JoinCourseRequest'
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if MessageAll.where("message_type = '#{self.class.to_s}' and message_id = '#{self.id}'").first.nil? && self.status != 9
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self.message_alls << MessageAll.new(:user_id => self.user_id)
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end
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#end
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end
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end
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