75 lines
1.6 KiB
Ruby
75 lines
1.6 KiB
Ruby
# encoding: utf-8
|
|
module ExerciseHelper
|
|
|
|
# 单选
|
|
def sigle_selection_standard_answer(params)
|
|
size = params.ord - 96
|
|
if size > 0 # 小写字母答案
|
|
answer = params.ord - 96
|
|
else
|
|
answer = params.ord - 64
|
|
end
|
|
end
|
|
|
|
# 多选
|
|
def multiselect_standard_answer(params)
|
|
size = params.ord - 96
|
|
answer = ""
|
|
if size > 0 # 小写字母答案
|
|
for i in 0..(params.length-1)
|
|
answer += (params[i].ord - 96).to_s
|
|
end
|
|
else
|
|
for i in 0..(params.length-1)
|
|
answer += (params[i].ord - 64).to_s
|
|
end
|
|
end
|
|
answer.to_i
|
|
end
|
|
|
|
def fill_standart_answer(params, standart_answer)
|
|
params.each do |param|
|
|
standart_answer.answer_text = param.value
|
|
standart_answer.save
|
|
end
|
|
end
|
|
|
|
#判断用户是否已经提交了问卷
|
|
def has_commit_exercise?(exercise_id, user_id)
|
|
pu = ExerciseUser.find_by_exercise_id_and_user_id(exercise_id, user_id)
|
|
if pu.nil?
|
|
false
|
|
else
|
|
true
|
|
end
|
|
end
|
|
|
|
def convert_to_char(str)
|
|
result = ""
|
|
length = str.length
|
|
unless str.nil?
|
|
if length === 1
|
|
result += (str.to_i + 64).chr
|
|
return result
|
|
elsif length > 1
|
|
for i in 0...length
|
|
result += (str[i].to_i + 64).chr
|
|
end
|
|
return result
|
|
end
|
|
end
|
|
return result
|
|
end
|
|
|
|
def get_current_score exercise
|
|
score = 0
|
|
unless exercise.nil?
|
|
exercise.exercise_questions.each do |exercise_question|
|
|
score += exercise_question.question_score
|
|
end
|
|
return score
|
|
end
|
|
return score
|
|
end
|
|
|
|
end |