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81 lines
1.8 KiB
81 lines
1.8 KiB
#!/usr/bin/env ruby
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require 'json'
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require 'slop'
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require File.expand_path('../earthquakes', __FILE__)
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def main
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opts = Slop.parse(:help => true, :strict => true) do
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banner "#{File.basename(__FILE__)} [options]"
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on :L, :listall, 'List all available earthquake ids.'
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on :R, :listall_regions, 'List available earthquake regions.'
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on :M, :listall_magnitudes, 'List available earthquakes magnitudes.'
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on :r, :region=, 'Show earthquakes for region.'
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on :m, :magnitude_range=, 'Show earthquakes of magnitude in range, e.g. "1.1-2.9".'
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on :i, :eqid=, 'Show all available info for earthquake with id.'
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end
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if ARGV.length < 1
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puts opts
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return 2
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end
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earthquakes = Earthquakes.new
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if opts.listall?
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earthquakes.all_ids.each { |i| puts i }
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return 0
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end
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if opts.listall_regions?
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earthquakes.all_regions.sort.each { |r| puts r }
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return 0
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end
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if opts.listall_magnitudes?
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earthquakes.all_magnitudes.sort.each { |m| puts m }
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return 0
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end
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if opts[:region]
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puts "/* Earthquakes in region #{opts[:region]} */"
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results = []
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earthquakes.in_region(opts[:region]).each do |i|
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results << earthquakes.get_info(i)
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end
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puts JSON.pretty_generate(results)
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return 0
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end
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if opts[:magnitude_range]
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puts "/* Earthquakes with magnitude #{opts[:magnitude]} */"
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min_mag, max_mag = opts[:magnitude_range].split('-')
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results = []
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earthquakes.with_magnitude_in_range(min_mag, max_mag).each do |i|
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results << earthquakes.get_info(i)
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end
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puts JSON.pretty_generate(results)
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return 0
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end
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if opts[:eqid]
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puts "/* Earthquake with id of #{opts[:eqid]} */"
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puts JSON.pretty_generate(earthquakes.get_info(opts[:eqid]))
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return 0
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end
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return 1
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end
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if $0 == __FILE__
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exit(main)
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end
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