On Wed, May 4, 2011 at 12:54 PM, ken bob <newke...@gmail.com> wrote:
> Hi,
> After hosting my sample app for file upload on heroku using the FREE
> account, it does not work properly. However, everything works fine on
> my local machine. Please help
>
> FOR FILE UPLOAD::
> // controller.rb
> def uploadFile
> if params[:upload] == nil
> redirect_to(:action => :home, :notice => "File field must not
> be empty")
> else
> name = params[:upload].original_filename
> directory = "keePass/public/data"
> path = File.join(directory, name)
> File.open(path, "wb") { |f|
> f.write(params[:upload].read) }
> redirect_to(:action => :arrive, :notice => "File has been
> uploaded successfully")
> end
>
> end
>
> // view.html.erb
> <h1>File Upload</h1>
>
> <% form_tag ({:action =>'uploadFile'}, :multipart=>true) do %>
> <p><label for="upload_file">Select File</label> :
> <input type="file" name="upload" /><br/>
> <%= submit_tag "Upload" %>
> <% end %>
>
>
>
> TWO::: FOR DELETING OF UPLOADED FILE(S)
> //controller.rb
> def cleanup
> file = params[:file]
> @numFiles = 0
> dir = Dir.entries('keePass/public/data/')
> dirN = Array.new
> dir.each{|x|
> if File.exist?(x) == false
> dirN << x
> end
> }
> if dirN ==[]
> redirect_to(:action =>:arrive, :notice =>
> 'There are no files in this folder!')
> else
> dirN.each{|c|
> File.delete(File.join('keePass/
> public/data/',c))
> @numFiles +=1
> }
> redirect_to(:action =>:arrive, :notice =>
> " #{@numFiles} File(s) deleted!")
> end
> end
>
> // view.html.erb
> <%=link_to 'Delete All Files', :action => :cleanup%>
>
Maybe you have reasons why not, but if you use the Paperclip gem, it has
easy integration with S3.
>
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