Sha256: f2d1bfcf9488a15d361b2555fbf94b7cb13e0af8fad18873249388e9d2cfe0d1
Contents?: true
Size: 1.74 KB
Versions: 14
Compression:
Stored size: 1.74 KB
Contents
# -*- coding: utf-8 -*-
module Kindai
class SpreadDownloader
attr_accessor :spread
attr_accessor :retry_count
attr_accessor :book_path
def self.new_from_spread(spread)
raise TypeError, "#{spread} is not Kindai::Spread" unless spread.is_a? Kindai::Spread
me = self.new
me.spread = spread
me.retry_count = 30
me.book_path = Pathname.new(ENV["HOME"]).to_s
me
end
def download
return false if self.has_file?
self.create_directory
self.download_spread
return true
end
def create_directory
path = File.join self.book_path, "original"
Dir.mkdir(path) unless File.directory?(path)
end
def spread_path
path = File.join self.book_path, "original", "%03d.jpg" % self.spread.spread_number
File.expand_path path
end
def delete
return File.delete(self.spread_path) && true rescue false
end
def has_file?
File.size? self.spread_path
end
protected
def download_spread
failed_count = 0
begin
Kindai::Util.logger.info "downloading " + [self.spread.book.author, self.spread.book.title, "spread #{self.spread.spread_number} / #{self.spread.book.total_spread}"].join(' - ')
Kindai::Util.rich_download(spread.image_uri, self.spread_path)
rescue Interrupt => err
Kindai::Util.logger.error "#{err.class}: #{err.message}"
exit 1
rescue StandardError, TimeoutError => err
Kindai::Util.logger.warn "failed (#{failed_count+1}/#{self.retry_count}) #{err.class}: #{err.message}"
raise err if failed_count == self.retry_count
Kindai::Util.logger.info "sleep and retry"
failed_count += 1
sleep 20
retry
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems