29 lines
1.2 KiB
Ruby
29 lines
1.2 KiB
Ruby
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class CourseAssignment
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include Mongoid::Document
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include Mongoid::Timestamps
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include Slug
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field :name, as: :slug_title, type: String, localize: true, default: ""
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field :deadline, type: DateTime, default: DateTime.now
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field :assign_date, type: DateTime, default: DateTime.now
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field :detail, type: String, localize: true, default: ""
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has_many :course_attachments, :dependent => :destroy, :autosave => true
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accepts_nested_attributes_for :course_attachments, :allow_destroy => true
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belongs_to :course
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scope :enabled_for_student, ->{where(:assign_date.lte=>DateTime.now)}
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def display_attachments
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self.course_attachments.map{|f|
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next if f.file.file.nil?
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title = (f.title.blank? ? f.file.file.original_filename : f.title)
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"<a href=\"#{f.file.url}\" title=\"#{title}\">#{title}</a>"
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}.join("<br>").html_safe
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end
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def display_deadline
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self.deadline.strftime("%Y-%m-%d %H:%M")
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end
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def display_assign_date
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self.assign_date.strftime("%Y-%m-%d %H:%M")
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end
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def deliver_count
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StudentAssignment.where(:course_assignment_id => self.id,:member_profile_id.ne=>nil).count rescue 0
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end
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end
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