similar to: Uploaded File to Database

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 together, I developed a file upload in my application like this (files uploaded belong to a project): project_controller.rb: ---------------------- def upload_attachment project = Project.find(@params[:id]) begin project.attachments.create(params[:attachment]) rescue flash[:attachment_error] = "Error at Upload" end redirect_to :action => "edit_project", :id

Hi! Im developing a simple prototype of an application. It fills an oracle db with data about a file in the filesystem, and save the entire file in a blob along with some metadata. To get the file in the db i use a file_field form helper. All goes well with the radrails-integrated browser, but it doesnt work anymore in firefox. The problem is, firefox seems to cut the pathname from the file. Here

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

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)

Hi, I want to get the size of an uploaded file that is saved in the database. Can you help me? In the edit view formular there is: <input id="attachment_title" name="attachment[title]" size="30" type="text" /> <input id="attachment_attachment" name="attachment[attachment]" size="30" type="file" />

I''m trying to create a document upload system, where most of the code is the super class Document and just the path to file on the system is controlled by the sub classes. When I attempt to use my code, I get the following when I try to save the document. can''t dump anonymous class Class Any ideas? ** Migration ** class CreateDocuments < ActiveRecord::Migration def

Okay, so this is driving me crazy. I''m trying to do a file upload using code from a book. What happens: I get wrong number of arguments (1 for 0) in the upload controller save action. No idea why. Schema: The schema for the picture model object is just a textfield named comments and a binary field called data. Upload controller: def get @picture =Picture.new end def save

I submitted this earlier, but the web forums went down and I''ve screwed up the thread, so I''m starting over. I''m trying to built a document upload system. The system has a main Document model with different subclasses for different types of documents. With the code below, if I attempt to create a Document, it works fine, but if I attempt to use one of the subclasses, I

I''m trying to use one form to upload a file to the file system and insert a title and description field into the database. I have no problem uploading files to the file system using the code from http://wiki.rubyonrails.com/rails/pages/HowtoUploadFiles There are more fields on the form than need to be inserted into the database, name and file. I need to pull out these extra fields

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

Hello, I''m converting my 2.3.8 application to 3.0.7 and have run into a snag with forwarding emails from the app with an attachment. The attachment appears in the email as 1 byte in size and thus corrupt. The actual file is fine and Rails seems to have access to the file. I''ve tried multiple permutations but here''s what I''m doing... I''m fetching email

I have a model; I do photo = Photo.new(parameters) parameters contains: {"picture"=>#<File:C:/DOCUME~1/BART~1/LOCALS~1/Temp/CGI3180.1>} so i expect that the def picture=(filename) method is called in this constructor.. this is not the case. Does anyone know why? params[:photo].each_pair do |id, parameters| photo = Photo.new(parameters) end class Photo

I''m currently new to Rails and Ruby and I''m trying to learn from my mistakes, this time I''m trying to upload 2 files from a form for later processing, however, after I hit the "Submit" button. I keep getting this error: TypeError in UploadFilesController#create app/controllers/upload_files_controller.rb:28:in `new''

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,

Hi all, I''ve just been trying out the dirt-simple rcss scheme posted here: http://blog.hasmanythrough.com/articles/2006/03/23/dirt-simple-rcss-templates It looks like the content-type declaration on the line: render :file => file_name, :content_type => ''text/css'' isn''t getting honoured. I had to add a separate:

I have a file_field that works fine when sending up a file. But when making an update the same field behaves like a String, and consequently the params[:file][:attachment].content_type fails. Why is this? -- Posted via http://www.ruby-forum.com/. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Ruby on Rails:

All, I have a page where I am allowing the user to specify multiple image files that are related to one HTML document. I want to end up with an array of image files that I can then assign into an array within the controller. I''m trying to set up my file_field correctly but am having trouble. I''m not clear on how "the multiple input tags with the same name turning into

I`ve read all the manuals and still couln`t find what is the difference between the stacked and side-by-side barplots ? Could you explain me ? [[alternative HTML version deleted]]

hello, Im still working on ruby koans. Now I have to do some sandwhich code. The exercise looks like this : require File.expand_path(File.dirname(__FILE__) + ''/edgecase'') class AboutSandwichCode < EdgeCase::Koan def count_lines(file_name) file = open(file_name) count = 0 while line = file.gets count += 1 end count ensure file.close if