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#!/usr/bin/env ruby
NOTES_DIR = "#{ENV['HOME']}/git/foo.zone-content/gemtext/notes"
BOOK_PATH = "#{ENV['HOME']}/Buecher/Diverse/Search-Inside-Yourself.txt"
MIN_PERCENTAGE = 80
MIN_LENGTH = 10
class String
CLEAN_PATTERN = [
/\d\d\d-\d\d-\d\d/, /[^A-Za-z0-9!.;,?'" @]/,
/http.?:\/\/\S+/, /\S+\.gmi/, /^\./, /^\d/,
]
def clean
CLEAN_PATTERN.each {|p| gsub! p, '' }
gsub(/\s+/, ' ').strip
end
def letter_percentage?(threshold) = threshold <= (100 * count("A-Za-z")) / length
end
begin
srand Random.new_seed
puts File.read((Dir["#{NOTES_DIR}/*.gmi"] + [BOOK_PATH]).shuffle.sample)
.split("\n")
.map(&:clean)
.select{ |l| l.length >= MIN_LENGTH }
.reject{ |l| l.match?(/(Published at|EMail your comments)/) }
.reject{ |l| l.match?(/'|book notes/) }
.select{ |l| l.letter_percentage?(MIN_PERCENTAGE) }
.shuffle.sample
end
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