From: "Bohdan S." <alfuken@gmail.com>
Newsgroups: comp.lang.ruby
Subject: Re: How do I upload an image with Sinatra (like Paperclip)?
Date: Tue, 5 Apr 2011 08:46:53 -0500
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Brian Candler wrote in post #929342:
> Almaz OM wrote:
>> phanks:
>>
>> post '/upload' do
>>     unless params[:file] &&
>>            (tmpfile = params[:file][:tempfile]) &&
>>            (name = params[:file][:filename])
>>       @error = "No file selected"
>>       return haml(:upload)
>>     end
>>       directory = "public/files"
>>       path = File.join(directory, name)
>>       File.open(path, "wb") { |f| f.write(tmpfile.read) }
>> end
>>
>> so will be better for me :)
>
> OK. Beware that f.write(tmpfile.read) will use as much RAM as the size
> of the attachment. Hence the suggestion to read it in and write it out
> in blocks of, say, 64K.

"f.write(tmpfile.read)"?? Why so complex?...

post '/upload' do
  tempfile = params['file'][:tempfile]
  filename = params['file'][:filename]
  File.copy(tempfile.path, "./files/#{filename}")
  redirect '/'
end

http://tumblr.com/xciegm157

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