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socialforge
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成绩计算算法的实现

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sw 2015-09-17 11:41:24 +08:00
parent 3573179403
commit efdd717c3c
2 changed files with 102 additions and 1 deletions
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101
app/controllers/student_work_controller.rb
View File

@ -580,4 +580,105 @@ class StudentWorkController < ApplicationController
end
JSON.parse(res.body)
end
#成绩计算
def set_final_score
homework = HomeworkCommon.first
student_work = StudentWork.first
if homework && homework.homework_detail_manual
if homework.homework_type == 1 #匿评作业
if homework.teacher_priority == 1 #教师优先
if student_work.teacher_score
student_work.final_score = student_work.teacher_score
else
if student_work.teaching_asistant_score.nil?
student_work.final_score = student_work.student_score
elsif student_work.student_score.nil?
student_work.final_score = student_work.teaching_asistant_score
else
ta_proportion = homework.homework_detail_manual.ta_proportion
final_ta_score = BigDecimal.new("#{student_work.teaching_asistant_score}") * BigDecimal.new("#{ta_proportion}")
final_s_score = BigDecimal.new("#{student_work.student_score}") * (BigDecimal.new('1.0') - BigDecimal.new("#{ta_proportion}"))
final_score = final_ta_score + final_s_score
student_work.final_score = format("%.2f",final_score.to_f)
end
end
else #不考虑教师评分
if student_work.teaching_asistant_score.nil?
student_work.final_score = student_work.student_score
elsif student_work.student_score.nil?
student_work.final_score = student_work.teaching_asistant_score
else
ta_proportion = homework.homework_detail_manual.ta_proportion
final_ta_score = BigDecimal.new("#{student_work.teaching_asistant_score}") * BigDecimal.new("#{ta_proportion}")
final_s_score = BigDecimal.new("#{student_work.student_score}") * (BigDecimal.new('1.0') - BigDecimal.new("#{ta_proportion}"))
final_score = final_ta_score + final_s_score
student_work.final_score = format("%.2f",final_score.to_f)
end
end
elsif homework.homework_type == 2 && homework.homework_detail_programing #编程作业-----设定：系统评分必定不为空
if homework.teacher_priority == 1 #教师优先
if student_work.teacher_score
student_work.final_score = student_work.teacher_score
else
if student_work.teaching_asistant_score.nil? #教辅未评分
if student_work.student_score.nil?
student_work.final_score = student_work.system_score
else
ta_proportion = homework.homework_detail_programing.ta_proportion + homework.homework_detail_manual.ta_proportion / 2
final_sy_score = BigDecimal.new("#{student_work.system_score}") * BigDecimal.new("#{ta_proportion}")
final_st_score = BigDecimal.new("#{student_work.student_score}") * (BigDecimal.new('1.0') - BigDecimal.new("#{ta_proportion}"))
final_score = final_sy_score + final_st_score
student_work.final_score = format("%.2f",final_score.to_f)
end
elsif student_work.student_score.nil? #学生未评分
if student_work.teaching_asistant_score.nil?
student_work.final_score = student_work.system_score
else
ta_proportion = homework.homework_detail_programing.ta_proportion + (1.0 - homework.homework_detail_manual.ta_proportion - homework.homework_detail_programing.ta_proportion) / 2
final_sy_score = BigDecimal.new("#{student_work.system_score}") * BigDecimal.new("#{ta_proportion}")
final_ts_score = BigDecimal.new("#{student_work.teaching_asistant_score}") * (BigDecimal.new('1.0') - BigDecimal.new("#{ta_proportion}"))
final_score = final_sy_score + final_ts_score
student_work.final_score = format("%.2f",final_score.to_f)
end
else
final_sy_score = BigDecimal.new("#{student_work.system_score}") * BigDecimal.new("#{homework.homework_detail_programing.ta_proportion}")
final_ts_score = BigDecimal.new("#{student_work.teaching_asistant_score}") * BigDecimal.new("#{homework.homework_detail_manual.ta_proportion}")
final_st_score = BigDecimal.new("#{student_work.student_score}") * (BigDecimal.new('1.0') - BigDecimal.new("#{homework.homework_detail_programing.ta_proportion}") - BigDecimal.new("#{homework.homework_detail_manual.ta_proportion}"))
final_score = final_sy_score + final_ts_score + final_st_score
student_work.final_score = format("%.2f",final_score.to_f)
end
end
else #不考虑教师评分
if student_work.teaching_asistant_score.nil? #教辅未评分
if student_work.student_score.nil?
student_work.final_score = student_work.system_score
else
ta_proportion = homework.homework_detail_programing.ta_proportion + homework.homework_detail_manual.ta_proportion / 2
final_sy_score = BigDecimal.new("#{student_work.system_score}") * BigDecimal.new("#{ta_proportion}")
final_st_score = BigDecimal.new("#{student_work.student_score}") * (BigDecimal.new('1.0') - BigDecimal.new("#{ta_proportion}"))
final_score = final_sy_score + final_st_score
student_work.final_score = format("%.2f",final_score.to_f)
end
elsif student_work.student_score.nil? #学生未评分
if student_work.teaching_asistant_score.nil?
student_work.final_score = student_work.system_score
else
ta_proportion = homework.homework_detail_programing.ta_proportion + (1.0 - homework.homework_detail_manual.ta_proportion - homework.homework_detail_programing.ta_proportion) / 2
final_sy_score = BigDecimal.new("#{student_work.system_score}") * BigDecimal.new("#{ta_proportion}")
final_ts_score = BigDecimal.new("#{student_work.teaching_asistant_score}") * (BigDecimal.new('1.0') - BigDecimal.new("#{ta_proportion}"))
final_score = final_sy_score + final_ts_score
student_work.final_score = format("%.2f",final_score.to_f)
end
else
final_sy_score = BigDecimal.new("#{student_work.system_score}") * BigDecimal.new("#{homework.homework_detail_programing.ta_proportion}")
final_ts_score = BigDecimal.new("#{student_work.teaching_asistant_score}") * BigDecimal.new("#{homework.homework_detail_manual.ta_proportion}")
final_st_score = BigDecimal.new("#{student_work.student_score}") * (BigDecimal.new('1.0') - BigDecimal.new("#{homework.homework_detail_programing.ta_proportion}") - BigDecimal.new("#{homework.homework_detail_manual.ta_proportion}"))
final_score = final_sy_score + final_ts_score + final_st_score
student_work.final_score = format("%.2f",final_score.to_f)
end
end
end
end
end
end

2
app/views/student_work/index.html.erb
View File

@ -86,7 +86,7 @@
<% end%>
<div class="cl"></div>
<!---hwork_ul end--->
<div id="about_hwork"></div>
<div id="about_hwork_<%= student_work.id%>"></div>
<div class="cl"></div>
<% end%>
</div>