43 lines
1.1 KiB
Ruby
43 lines
1.1 KiB
Ruby
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module ParseDate
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MONTHS = {
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'jan' => 1, 'feb' => 2, 'mar' => 3, 'apr' => 4,
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'may' => 5, 'jun' => 6, 'jul' => 7, 'aug' => 8,
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'sep' => 9, 'oct' =>10, 'nov' =>11, 'dec' =>12 }
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MONTHPAT = MONTHS.keys.join('|')
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DAYPAT = 'mon|tue|wed|thu|fri|sat|sun'
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def parsedate(date)
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if date.sub!(/(#{DAYPAT})/i, ' ')
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dayofweek = $1
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end
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if date.sub!(/\s+(\d+:\d+(:\d+)?)/, ' ')
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time = $1
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end
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if date =~ /19(\d\d)/
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year = Integer($1)
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end
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if date.sub!(/\s*(\d+)\s+(#{MONTHPAT})\S*\s+/i, ' ')
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dayofmonth = $1.to_i
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monthname = $2
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elsif date.sub!(/\s*(#{MONTHPAT})\S*\s+(\d+)\s+/i, ' ')
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monthname = $1
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dayofmonth = $2.to_i
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elsif date.sub!(/\s*(#{MONTHPAT})\S*\s+(\d+)\D+/i, ' ')
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monthname = $1
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dayofmonth = $2.to_i
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elsif date.sub!(/\s*(\d\d?)\/(\d\d?)/, ' ')
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month = $1
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dayofmonth = $2.to_i
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end
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if monthname
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month = MONTHS[monthname.downcase]
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end
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if ! year && date =~ /\d\d/
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year = Integer($&)
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end
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return year, month, dayofmonth
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end
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module_function :parsedate
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end
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