46 lines
884 B
Ruby
46 lines
884 B
Ruby
# encoding: utf-8
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module ExerciseHelper
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# 单选
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def sigle_selection_standard_answer(params)
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size = params.ord - 96
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if size > 0
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answer = params.ord - 96
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else
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answer = params.ord - 64
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end
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end
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# 多选
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def multiselect_standard_answer(params)
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answer = params.ord
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end
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#判断用户是否已经提交了问卷
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def has_commit_exercise?(exercise_id, user_id)
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pu = ExerciseUser.find_by_exercise_id_and_user_id(exercise_id, user_id)
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if pu.nil?
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false
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else
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true
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end
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end
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def convert_to_char(str)
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result = ""
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length = str.length
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unless str.nil?
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if length === 1
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result += (str.to_i + 64).chr
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return result
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elsif length > 1
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for i in 0...length
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result += (str[i].to_i + 64).chr
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end
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return result
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end
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end
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return result
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end
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end |