42 lines
1.2 KiB
Ruby
42 lines
1.2 KiB
Ruby
#学生提交作品表
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class StudentWork < ActiveRecord::Base
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attr_accessible :name, :description, :homework_common_id, :user_id, :final_score, :teacher_score, :student_score, :teaching_asistant_score, :project_id, :is_test
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belongs_to :homework_common
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belongs_to :user
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has_many :student_works_evaluation_distributions, :dependent => :destroy
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has_many :student_works_scores, :dependent => :destroy
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belongs_to :project
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has_many :student_work_tests, order: 'id desc'
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before_destroy :delete_praise
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before_save :set_program_score, :set_src
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acts_as_attachable
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def delete_praise
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PraiseTread.where("praise_tread_object_id = #{self.id} AND praise_tread_object_type = 'StudentWork'").destroy_all
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end
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def last_test
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student_work_tests.order('id desc').first
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end
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private
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def set_program_score
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if homework_common.is_program_homework? #编程作业，学生提交作品后计算系统得分
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#根据最后一次测试计算得分
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unless last_test
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self.system_score = 0
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else
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self.system_score = last_test.test_score
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end
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end
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end
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def set_src
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self.description = last_test.src if last_test
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end
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end
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