similar to: send_data problem

currently iam using FasterCSV to render csv pages format.csv do csv_string = FasterCSV.generate do |csv| # header row csv << @query_result[0].keys @query_result.each do |x| csv << x.values end end #send it to the browser send_data csv_string, :type => ''text/csv;

Hello, I have an application that should be able to export a list of users as CSV. So I put Mime::Type.register "text/csv", :csv into my environment.rb, and added this code to my UserController''s index action: format.csv do require ''csv'' CSV::Writer.generate(csv_string = "", '','') do |csv| csv

i''m storing images in database. i have this action in controller: def image begin item = StoredItem.find(:first, :conditions => {:id => params[:id]}) rescue return end return if item.nil? if item.image_binary.nil? render :nothing => true else send_data(item.image_binary, :type => item.image_datatype, :disposition =>

I have a form_remote_tag that calls a method to print out a csv file for download. If I tell the form_remote_tag to update a div the data comes up in that div, but otherwise I can''t get the browser to acknowledge the sent file. >From view: <%= form_remote_tag :url => {:action => "csv_dump" }%> <%= submit_tag "Download Complete List" ,:name

hi, i did a search and couldn''t find wat''s the problem with my code... it seems everything is the same and the result is what i expected but i am not sure where went wrong.... using send_data function to send the csv file to the client, the file sending is successfully but when i opened the csv file, something is wrong... every statement got a "......" inverted

Has anyone else had trouble using send_data with internet explorer. As usual things were working fine in firefox and safari until I tested in IE :). With the following code I''m seeing an image show up in firefox but the "X" indicating no image found in IE. Any ideas? @image_data = Image.find(:all, :conditions=>{:url => "http://reddit.com"}) @image =

Hi! I need to generate some JS from Ruby. This is no AJAX related stuff so RJS templates are not help to me. Also I want to not mix JS with HTML, so putting JS in .rhtml templates is no go for me. Currently I made some action in controller, prepared JS code and I''m sending it via send_data as ''text/javascript''. In .rhtml templates I use <script> tag with src

Hi I''m doing some server-side graphics with Java2D and I''m trying to stream the resulting image to the browser using send_data. When I try to view the image that I streamed, the browser just shows the URL in the window as a very small image (about .4 kb) when I am using jpeg format. For png, it tells me that the image has errors and can''t load it. Here''s what

What this code lines mean? Especially $:. before the unshift? $:.unshift File.join(File.dirname(__FILE__),''..'',''lib'') Regards, Mohsin --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to

Anyone know how to send a file/data to the user agent (download it) using #send_file or #send_data, *and* render a new page in the same action? This just sends the file and doesn''t render the page: def gimme ... send_data(our_data, :filename => ''output.csv'', :disposition => ''attachment'') end And this will give a Double-Render error:

Hi, for those with experience of Gruff module: suppose I want to send image from server straight to the browser (as example on gruff web site): send_data(g.to_blob, :disposition => ''inline'', :type => ''image/png'', :filename => "gruff.png") the server seems sending this binary data ok, but I am having

hi, Im sending data to the browser with a utf-8 charset but somehow when I open the file in excel, some garbage characters appear. Here''s my code: send_data(excel_file, :filename => "orders.xls", :type => ''application/vnd.ms-excel; charset=utf-8'' ) -- Posted via http://www.ruby-forum.com/. --~--~---------~--~----~------------~-------~--~----~ You

I''m trying to use send_data to send a simple text file. Every reference I can find says I can supply a MIME type with the ":type" option and that will determine the kind of file I get on the machine that downloads the file I''m sending. Instead I ALWAYS get an XML file. here''s the code snippet: File.open(@temp_download_file_path, ''r'') do

Hi, I''m trying to use send_data to stream a file that is stored on my disk (not as a blob in the database.) So, this is what I''ve tried: send_data File.new(filename).read But, the file doesn''t download. I think send_data expects something other than a String (which is returned by File.read.) Anyone know how to get this working? The reason this is being done is to

I''m a newbie having trouble using send_data to send a jpeg file to the browser for display in an html img tag. This is the relevant code from my controller (photos_controller.rb): def retrieve @photo = Photo.find(params[:id]) send_data File.read(@photo.abs_img_path), :type => "image/ jpeg", :disposition => "inline" end def download @photo =

I''m trying to display a generated .png plot via send_data(), but it results in a server error "invalid byte sequence in US-ASCII" error. I''m pretty sure this means that I need to specify the encoding somewhere, but I haven''t been able to figure out where or how to do so. Some particulars: I''m running gnuplot through a pipe to generate a plot in .png

Hello, We are using JRuby 1.5.1/ruby 1.8.7/Rails 2.3.8 with a GWT front end. I''m having an issue when attempting to send a server side .csv file to the user using rails send_file. my code is: send_file(path_to_file, type=>''text/csv'') While this is returning fine with an http status of 200, the client side save as dialog is never opening for the user to receive

Hi, I am using send_data to allow users to download files from the database but ran into a small problem, it seems that files upload fine but when they download only 64kb of the file is sent. I''m using the basic rails code from the Agile book: #upload code in my sheet model def file=(document_field) self.filename = base_part_of(document_field.original_filename)

I''m reading an image in an link_to_remote call,and then using send_data i send the read image as :type => "image/png" :disposition => "inline"...but when the div tag gets updated i see only ascii characters .....but if i do the same operation using normal call(link_to) i see it functioning normal ....could someone explain . my view: <%=

So this is the original code I used, and it worked send_file ''vendor/sprites/not-found.png'', {:filename => "sprite-not-found.png", :type => "image/png", :disposition => "inline"} Now I switched it to this (going to be adding imageMagick) send_data File.read(''vendor/sprites/not-found.png''), {:filename =>