Sha256: aadc0fa83ae8f9ae813ab1f81874e25aebd71989f2e809582ba6c85323183f90
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Size: 1.94 KB
Versions: 10
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Stored size: 1.94 KB
Contents
require 'dply/helper'
require 'uri'
module Dply
class Archive
include Helper
def initialize(url, verify_checksum: true)
@url = url
@verify_checksum = verify_checksum
end
def extract_to(extraction_path)
download_file if not @downloaded
FileUtils.rm_rf extraction_path if File.exists? extraction_path
FileUtils.mkdir_p extraction_path
cmd "tar xf #{path} -C #{extraction_path}", display: true
end
def clean
logger.trace "cleaning cache"
files = [ "tmp/cache/#{name}", "tmp/cache/#{name}.md5" ]
files.each { |f| FileUtils.rm f if File.exists? f }
end
private
def download_file
if File.exists? path
download(uri, path) if not verify_checksum
else
download(uri, path)
end
raise if not verify_checksum
@downloaded = true
end
def uri
@uri ||= URI.parse(@url)
end
def name
@name ||= File.basename(uri.path)
end
def path
@path = "tmp/cache/#{name}"
end
def checksum
@checksum ||= load_checksum
end
def load_checksum
file = "tmp/cache/#{name}.md5"
if File.exists? file
checksum = File.read(file).chomp
return checksum if checksum.size == 32
end
download("#{uri}.md5", file)
checksum = File.read(file).chomp
raise if checksum.size != 32
return checksum
end
def verify_checksum
return true if not @verify_checksum
require 'digest'
computed_checksum = Digest::MD5.file path
computed_checksum == checksum
end
def download(url, outfile)
logger.bullet "downloading #{url} to #{outfile}"
http_status = `curl -w "%{http_code}" -f -s -o '#{outfile}' '#{url}' `
exit_status = $?.exitstatus
if (http_status != "200" || exit_status != 0)
error "failed to download #{outfile}, http status #{http_status}, exit_status #{exit_status}"
end
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems