similar to: file upload problem

Hello, Once or twice a day I''m losing connection to MySQL and this error is generated: Mysql::Error: Lost connection to MySQL server during query: INSERT INTO pictures (`content_type`, `name`, `size`, `thumbnail`, `updated_at`, `pictureable_type`, `description`, `pictureable_id`, `filename`, `height`, `user_id`, `parent_id`, `created_at`, `width`) VALUES(''image/jpeg'',

hallo friends i developpeda photo uploader using paper clip plugin its working quite well , but one problem is its able to upload all kinds of file. see i want only png,gif,jpeg and should show error message if validation fails.here if i applied validations in the model the result is errors like this ArgumentError (too few arguments): app/controllers/images_controller.rb:63:in

Hi. I''m setting up an upload form for internal users of a Rails site, and I''m trying to use the Upload Progress Bar plugin from http://sean.treadway.info/demo/upload/. I followed the directions as set out in the Rails Wiki (http://wiki.rubyonrails.org/rails/pages/Upload+Progress+Bar). Basically the problem is no progress bar or any upload information shows up. In WEBrick, I

Hi, I currently write a tool for my school. Therefore I have to save uploaded files. I bought Agile Web Dev. with Rails to learn webdev with Rails. I''m very new at rails and couln''d find anything on the internet. Now when I want to save the file data to the mysql database, rails gives me an error. My code is the same as written in the book on page 363. Here is my code of the

I am checking the file size of an uploaded file and storing it in a filesize column. It will work just fine when the user uploads any files other than images (jpg,png,gif). Word, Excel, Powerpoint, .zip and more all work fine. This is my model asset.rb that handles the file upload. def newfile=(newfile_field) self.filename = base_part_of(newfile_field.original_filename) self.filetype

Had this error when trying to add comments to another user''s photo. ActiveRecord::StatementInvalid in User photosController#show Mysql::Error: Unknown column ''comments.user_id'' in ''on clause'': SELECT photos.`id` AS t0_r0, photos.`user_id` AS t0_r1, photos.`title` AS t0_r2, photos.`body` AS t0_r3, photos.`created_at` AS t0.... I did create a user_id

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi, I''m working on an application which uses rflickr to upload images to flickr. I''ve generated and cached an auth token as described in the GETTING STARTED document in the rflickr tree. However, when I call the API, I receive an error stating "ERR: Invalid auth token (98)". The extended error is: XMLRPC::FaultException

I have a problem getting attachments to work in a specific case... I have the following data model (this is a relevant subset of it): - a log can have many journals - a journal belongs to a log and can have many attachments - an attachment belongs to a journal When adding on a new journal to an existing log the new journal form and the corresponding controller handle the attachment as well and

I am building a flash-based uploader for rails that allows multiple files to be selected from a user''s hard drive and then put into a queue for upload. This works great except that macromedia uploads everything as "application/octet-stream". This means that displaying the newly uploaded content inline is a pain because the browser asks to download it first. To get around this I

I am creating a database for movies (films) and television shows (shows) that will have has_and_belongs_to_many relationships with the pictures table. CREATE TABLE screenshots ( id serial NOT NULL, filename character varying NOT NULL, content_type character varying NOT NULL, primary key (id) ); CREATE TABLE films ( id serial NOT NULL, name character varying NOT NULL,

Trying to model a bunch of users that have friends that are other users. clearly a job for has_and_belongs_to_many, but the trick is, they have ratings for their friends. I have gone through the Rails Recipes book, and it seems like I''m trying to combine the self-referential many-to-many recipe (12) and the many to many relationships where the relationship itself has data recipe (16). So

I have a simple form , with a file field = form_for (Clip.new), :html => {:multipart => true} , :remote => true , do |f| = f.hidden_field :user_id, {:value => current_user.id} = f.text_field :name = f.text_area :description = f.file_field :image = f.submit I18n.t(:add) generating the html code <form accept-charset="UTF-8"

Hi i am getting following error ActiveRecord::StatementInvalid in Blog#index Showing app/views/blog/index.rhtml where line #10 raised: Mysql::Error: #42S22Unknown column ''posts.user_id'' in ''where clause'': SELECT * FROM posts WHERE (posts.user_id = 4) Extracted source (around line #10): 7: <div class="separator">&nbsp;</div> 8:

I''m trying to run a story for sample caboose that I created. I haven''t changed any of the sample application code. When I try to do the following: When "creating a new asset named", File.open(''/Users/multimedia/desktop/sample/assets/bridge.jpg'') do |path| post_via_redirect "/users/#{@user.login}/assets", :asset => { :uploaded_data

I''ve been trying to add a basic file upload feature (just based on the Rails Recipes example), but I find that it only works with the webrick server and not my lighttpd 1.4.11 server. I''m running Rails 1.1.2 on OSX. The upload silently fails with both firefox and Safari, even with the useragent hack and with any size of file/image. My lighttpd config is pretty standard as

I have the following model structure setup. class User < ActiveRecord::Base end class Parent < User has_many :relationships has_many :children, :class_name => "Student", :through => :relationships, :conditions => "related_as = ''parent''" end class Student < User has_many :relationships

any suggestions on why I am gaining this error. ActiveRecord::StatementInvalid in ProjectsController#create Mysql::Error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' , , , , )'' at line 1: INSERT INTO projects (`name`, `date_created`, `quote_id`, `client_id`, `description`, `user_id`)

not sure whats going on here, but I''m using some pretty standard code to manage file uploads in to a db, but having trouble detecting if the file upload field has been filled or not. in my Asset Model, I have: def asset=(asset_field) self.name = base_part_of(asset_field.original_filename) self.content_type = asset_field.content_type.chomp self.data = asset_field.read end def

Hello everyone, I was trying to set up access control in a new application Im working on, I''m trying to use the excellent authorization plugin from Bill Katz, Its pretty straight forward to setup and should be to use. But when i try to give the same permission on two differents users on the same object i get an error. (Well , Im kinda new to all this rails stuff) r = Red.find(1) u1 =

Basically, I''m trying to crop multiple images out of a remote/original scene.. Think flickr ''tagging'', only, the pixs in the tagged boxes become their own unique images.. by way of simulating an upload from the controller using attachment fu.. can''t quite figure out the specific method in fu that would allow me to do this.. I''m so near the edge right