Yup! My question exactly, what is .zip.cpgz and why is it showing up. On Feb 6, 8:38 pm, Robert Walker <li...@ruby-forum.com> wrote: > bertly_the_coder wrote in post #1044365: > > > I have a rails application that creates a couple of csv file, zips > > them up and sends them to the client as an attachment(for download) > > using this line: > > > send_file t.path, :x_sendfile => true, :type => 'application/ > > zip', :filename => "invited_friends_stats.zip" > > When I view the zipped file created on the server, I'm able to use it, > > however, when I download the file through the application, it > > uncompresses into a .zip.cpgz file, while in turn compresses into a > > zip file which compresses into a .zip.cpgz file, etc, etc. > > What is .zip.cpgz? > > > I then downloaded "The Unarchiver" app (on Mac OSX) and when I try and > > open the .zip file I get an error: "the contents cannot be extracted > > with this program" > > I don't know why you would need this app. Mac OS X, at least any > reasonably recent version, natively understands the .zip file format. > These can typically be expanded by double-clicking them in Finder. > > > Does anyone have any idea why this is happening? Encoding error, etc? > > Is there something I'm missing from the line above, or in my > > configuration that would fix this? > > What did you use to compress the file server-side? My first guess is > that the file is in some unsupported .zip format. It's also possible > that the browser is trying to do some weird interpretation of the file. > Are you sure your server is properly informing the browser of the > correct content-type (mime-type)? I mean I see that you have specified > that in your send_file, but did you actually look at the response in the > browser to be sure? If you're using a WebKit based browser you can see > that information using the Web Inspector. If using FireFox there's > Firebug. > > As far as I know Mac OS X should support standard zip (content-type: > application/zip) or GNU ZIP (content-type: application/x-gzip), and > probably some others as well. But, if you stick to one of those two you > should be fine. > > I would also compare the file that was compressed on the server with the > file downloaded via the browser. If you run the two of them through a > SHA1 you'll be able to tell if the file is arriving intact. > > $ openssl dgst -sha1 MyZip.zip > SHA1(Untitled.rtf)= 17388cb38afe3d0f36a086458c96e334d6ec7e2c > > Run something like that against the file on the server and the one > downloaded through the browser. If the hashes match you know you're not > getting corruption over the wire. > > -- > Posted viahttp://www.ruby-forum.com/.
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