34 lines
841 B
Ruby
34 lines
841 B
Ruby
module StatisticsHelper
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include AttachmentsHelper
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def data_format_string num
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result = num
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if num < 1
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result = format("%0.1f", (num*1024)).to_s + " KB"
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elsif num < 1024
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result = format("%0.1f", num).to_s + " MB"
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elsif num < 1024 * 1024
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result = format("%0.1f", (num/1024)).to_s + " GB"
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else
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result = format("%0.1f", (num/(1024*1024))).to_s + " TB"
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end
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source = result.split(".")
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source[0] = source[0].gsub(/(\d)(?=(\d{3})+(?!\d))/, "\\1,")
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return source.join(".")
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end
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# excel中的数据大小转换成MB
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def file_size_revert size_str
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result = 0
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unit = size_str[-2, 2]
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if unit == "GB"
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result = size_str.to_f * 1024
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elsif unit == "KB"
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result = (size_str.to_f / 1024).round(3)
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else
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result = size_str.to_f
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end
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result
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end
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end
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