Created
December 20, 2019 01:26
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Threaded download from Flickr (not a complete script, but the main part)
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require 'flickr_fu' | |
require 'httparty' | |
require 'pry' | |
DIR = "./photos" | |
MAXTHREADS = 30 | |
# Prepare the downloadin' | |
`mkdir -p #{DIR}` | |
# Load flickr | |
flickr = Flickr.new('flickr.yml') | |
def download(url, filename) | |
return if File.exists?(filename) | |
response = HTTParty.get(url) | |
if response.code == 200 && response.body | |
File.open(filename, 'wb').write(response.body) | |
end | |
end | |
def pretty_taken_at(taken_at) | |
"#{taken_at.year}-#{sprintf('%02d', taken_at.month)}-" + | |
"#{sprintf('%02d', taken_at.day)}_#{sprintf('%02d', taken_at.hour)}-" + | |
"#{sprintf('%02d', taken_at.min)}-#{sprintf('%02d', taken_at.sec)}" | |
end | |
page = 1 | |
pages = nil | |
threads = [] | |
while photos = flickr.photos.search(user_id: '76764884@N00', page: page) do | |
# Flickr's pagination sucks, | |
pages ||= photos.pages | |
puts "\nPage #{page}/#{pages}\n\n" | |
photos.each do |photo| | |
taken_at = pretty_taken_at(photo.taken_at) | |
slugged_title = photo.title.gsub(/\W/, '_') | |
base_filename = "#{DIR}/#{taken_at}_#{photo.id}_#{slugged_title}" | |
photo_filename = "#{base_filename}.jpg" | |
text_filename = "#{base_filename}.txt" | |
photo_url = photo.url(:original) | |
if threads.size < MAXTHREADS | |
threads << Thread.new do | |
puts "Downloading \"#{photo.title}\" to #{photo_filename}" | |
download(photo_url, photo_filename) | |
# Write a text file with the original photo title and description | |
File.open(text_filename, 'w') do |f| | |
f.puts "#{photo.title}\n\n#{photo.description}" | |
end | |
end | |
else | |
threads.each do |thread| | |
thread.join | |
threads.delete(thread) | |
end | |
end | |
end | |
# Yep, we do it manually. | |
page += 1 | |
if page > pages | |
while threads.size > 0 | |
sleep 5 | |
end | |
break | |
end | |
end |
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