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require "upmark" | |
require 'csv' | |
require 'fileutils' | |
user = "wschenk" | |
workingdir = "medium" | |
outputdir = "articles" | |
def url( dest, source ) | |
file dest do | |
puts "Loading #{source}" | |
if !File.exists?( dest ) | |
mkdir_p dest.to_s.pathmap( "%d" ) | |
sh "curl -L '#{source}' > #{dest}" | |
end | |
end | |
end | |
def file_loop( name, source ) | |
task name => source do | |
if source =~ /.csv$/ | |
CSV.open( source ).each do |line| | |
yield line | |
end | |
else | |
File.readlines( source ).each do |line| | |
yield line | |
end | |
end | |
end | |
end | |
# Parse an HTML file into CSV | |
def parse_html( dest, source, &parser ) | |
require 'nokogiri' | |
require 'csv' | |
file dest => source do | |
puts "Parsing #{source} -> #{dest}" | |
mkdir_p dest.to_s.pathmap( "%d" ) | |
html = Nokogiri.parse( File.read( source ) ) | |
CSV.open( dest.to_s, "wb" ) do |csv| | |
parser.call( html, csv ) | |
end | |
end | |
end | |
url "#{workingdir}/latest.html", "https://medium.com/@#{user}/latest" | |
parse_html "#{workingdir}/latest_urls.csv", "#{workingdir}/latest.html" do |html,out| | |
html.css( ".streamItem--postPreview").each do |div| | |
title = div.css( "h3").text | |
link = div.css( 'a[data-action="open-post"]' ) | |
link = link.first['href'] | |
link = link.gsub( /\?.*/, "") | |
out << [title,link] | |
end | |
end | |
file_loop "download_and_convert_to_md", "#{workingdir}/latest_urls.csv" do |line| | |
title = clean_title line[0] | |
file = "#{workingdir}/articles/#{title}" | |
url( "#{file}.article.html", line[1] ) | |
Rake::Task["#{file}.article.html"].invoke | |
Rake::Task["#{file}.md"].invoke | |
end | |
def clean_title full | |
full.downcase.gsub( /’/, "" ).gsub(/[^0-9a-z]/, "_" ).gsub( /__/, "_" ) | |
end | |
rule ".md" => ".article.html" do |dest| | |
html = Nokogiri.parse( File.read( dest.source ) ) | |
article = html.css( ".postArticle-content" ).first | |
image_name = File.basename dest.to_s, ".md" | |
image_count = 0 | |
File.open( dest.to_s, "w" ) do |out| | |
out.puts "---" | |
out.puts "title: #{article.css("h1").first.text}" | |
time = html.css( "time" ).first.attr( "datetime" ) | |
out.puts "date: #{time}" | |
out.puts "---" | |
article.css( "h1,h2,h3,h4,p,blockquote,ol,ul,hr,img" ).each do |elem| | |
# puts elem.to_s | |
case elem.name.downcase | |
when 'hr' | |
out.puts "* * *" | |
when 'blockquote' | |
out.puts "> #{Upmark.convert( elem.text )}" | |
when 'img' | |
src_url = elem.attributes['src'] | |
type = File.extname src_url | |
image_count += 1 | |
output_name = "#{workingdir}/articles/#{image_name}_#{image_count}#{type}" | |
url( output_name, src_url ) | |
Rake::Task[output_name].invoke | |
out.puts "<img src='#{image_name}_#{image_count}#{type}'/>" | |
else | |
out.puts Upmark.convert( elem.to_s ) | |
end | |
out.puts | |
end | |
end | |
end | |
task :articles => [:download_and_convert_to_md, :copy_to_final] | |
file_loop :copy_to_final, "#{workingdir}/latest_urls.csv" do |line| | |
title = clean_title line[0] | |
outdir = "#{outputdir}/#{title}" | |
mkdir_p outdir | |
cp "#{workingdir}/articles/#{title}.md", outdir | |
Dir.glob( "#{workingdir}/articles/#{title}_*").each do |r| | |
cp r, outdir | |
end | |
end | |
task :reload do | |
Dir.glob( "#{workingdir}/articles/*md" ).each do |f| | |
File.unlink f | |
end | |
end | |
task default: :articles |
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Thanks so much!