@@ -1,31 +1,18 @@ h2. Description -*URLTempfile* is a descendent of Tempfile that creates a temp file from the -data/response body of an HTTP GET request to the specified URL. This code was -designed to be used with the -"Paperclip":http://github.com/thoughtbot/paperclip/tree/master Rails plugin. +*URLTempfile* is a descendent of Tempfile that creates a temp file from the data/response body of an HTTP GET request to the specified URL. This code was designed to be used with the "Paperclip":http://github.com/thoughtbot/paperclip/tree/master Rails plugin. -Note, I consider this somewhat of a hack right now. It's being used in a -production application, but you should review the code prior to your own -use. I heartily welcome enhancements, please do send pull requests. +Note, I consider this somewhat of a hack right now. It's being used in a production application, but you should review the code prior to your own use. I heartily welcome enhancements, please do send pull requests. h2. Usage -First, place the URLTempfile.rb file into your Rails application's @lib@ -directory. +First, place the URLTempfile.rb file into your Rails application's @lib@ directory. -To use this in your Rails app, you will need to modify your HTML form to -have a field where the user enters a URL, and then some mechanism to determine -that they have specified a URL (my app currently uses a pulldown menu to pick -between File or URL to upload, and then swaps out different fields depending -on that choice, but you could also just detect if there is text in a text field -and so on). Then, in your controller code, you'd just set the "photo" (or -whatever named attribute you're using for Paperclip) to the URLTempfile: +To use this in your Rails app, you will need to modify your HTML form to have a field where the user enters a URL, and then some mechanism to determine that they have specified a URL (my app currently uses a pulldown menu to pick between File or URL to upload, and then swaps out different fields depending on that choice, but you could also just detect if there is text in a text field and so on). Then, in your controller code, you'd just set the "photo" (or whatever named attribute you're using for Paperclip) to the URLTempfile: @params[:blog_entry][:photo] = URLTempfile.new(params[:photo_url])@ -That's it, from there on, the regular Paperclip file handling/functionality -takes over and stores your file, makes thumbnails or what not. +That's it, from there on, the regular Paperclip file handling/functionality takes over and stores your file, makes thumbnails or what not. h2. Warning! README.textile @@ -21,7 +21,7 @@ class URLTempfile < Tempfile begin # HACK to get around inability to set VERIFY_NONE with open-uri old_verify_peer_value = OpenSSL::SSL::VERIFY_PEER - OpenSSL::SSL.const_set("VERIFY_PEER", OpenSSL::SSL::VERIFY_NONE) + openssl_verify_peer = OpenSSL::SSL::VERIFY_NONE super('urlupload') Kernel.open(url) do |file| @@ -32,7 +32,7 @@ class URLTempfile < Tempfile self.flush end ensure - OpenSSL::SSL.const_set("VERIFY_PEER", old_verify_peer_value) + openssl_verify_peer = old_verify_peer_value end end @@ -42,4 +42,12 @@ class URLTempfile < Tempfile match = @url.path.match(/^.*\/(.+)$/) return (match ? match[1] : nil) end + + protected + + def openssl_verify_peer=(value) + silence_warnings do + OpenSSL::SSL.const_set("VERIFY_PEER", value) + end + end end \ No newline at end of file lib/URLTempfile.rb d386d670c01ad19d17813de830fe5c15fff83b7c Christopher Bailey chris@cobaltedge.com http://github.com/chris/paperclip_url_support/commit/82c879913ea60b9a36d7d96ab67844e0d38ca975 82c879913ea60b9a36d7d96ab67844e0d38ca975 2008-12-10T14:55:13-08:00 2008-12-10T14:55:13-08:00 Silence the const_set warnings. Update the README to not manually line wrap, since it's Textile format anyway. f81fb6fdd0c3cab6ba6995187f2e02318eba99df Christopher Bailey chris@cobaltedge.com