82 lines
1.8 KiB
Ruby
82 lines
1.8 KiB
Ruby
#!/usr/bin/env ruby
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require "nkf"
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class String
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# From tdiary.rb
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def shorten( len = 120 )
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lines = NKF::nkf( "-e -m0 -f#{len}", self.gsub( /\n/, ' ' ) ).split( /\n/ )
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lines[0].concat( '...' ) if lines[0] and lines[1]
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lines[0]
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end
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end
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require "rss"
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items = []
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verbose = false
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def error(exception)
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mark = "=" * 20
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mark = "#{mark} error #{mark}"
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puts mark
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puts exception.class
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puts exception.message
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puts exception.backtrace
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puts mark
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end
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before_time = Time.now
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ARGV.each do |fname|
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if fname == '-v'
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verbose = true
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next
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end
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rss = nil
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f = File.new(fname).read
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begin
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## do validate parse
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rss = RSS::Parser.parse(f)
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rescue RSS::InvalidRSSError
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error($!) if verbose
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## do non validate parse for invalid RSS 1.0
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begin
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rss = RSS::Parser.parse(f, false)
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rescue RSS::Error
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## invalid RSS.
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error($!) if verbose
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end
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rescue RSS::Error
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error($!) if verbose
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end
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if rss.nil?
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puts "#{fname} does not include RSS 1.0 or 0.9x/2.0"
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else
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begin
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rss.output_encoding = "euc-jp"
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rescue RSS::UnknownConversionMethodError
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error($!) if verbose
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end
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rss.items.each do |item|
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if item.respond_to?(:pubDate) and item.pubDate
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class << item
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alias_method(:dc_date, :pubDate)
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end
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end
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if item.respond_to?(:dc_date) and item.dc_date
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items << [rss.channel, item]
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end
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end
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end
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end
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processing_time = Time.now - before_time
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items.sort do |x, y|
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y[1].dc_date <=> x[1].dc_date
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end[0..20].each do |channel, item|
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puts "#{item.dc_date.localtime.iso8601}: " <<
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"#{channel.title}: #{item.title}"
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puts " Description: #{item.description.shorten(50)}" if item.description
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end
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puts "Used XML parser: #{RSS::Parser.default_parser}"
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puts "Processing time: #{processing_time}s"
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