]>
gitweb.michael.orlitzky.com - dead/whatever-dl.git/blob - lib/whatever-dl/wget_downloader.rb
2 # Copyright Michael Orlitzky
4 # http://michael.orlitzky.com/
6 # This program is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # http://www.fsf.org/licensing/licenses/gpl.html
19 class WgetDownloader
< Downloader
21 def download ( url
, outfile
, headers
= {}, continue
= false )
22 if ( continue
== false and File
. exists
?( outfile
))
23 raise IOError
. new ( "Output file already exists. Please remove #{outfile} , and try again. If this is a partially-downloaded file, you can use the --continue flag to pick up where it left off." )
29 options +
= '--continue '
32 headers
. each_key
do | key
|
33 options +
= "--header ' #{key} : #{headers[key]} ' "
37 cmd
= "wget #{options} -O ' #{outfile} ' ' #{url} '"
38 puts
" \n Executing external command: #{cmd} \n\n "