similar to: Need advice on controller / view

Artist.first.medias returns all medias. Media is an STI. Media can be video or painting. How do I return all paintings of an artist? Only paintings, not videos? In my Artist model, I tried putting: has_many :paintings, :through => :medias In console, I do: Artist.first.paintings.all And I get: ActiveRecord::HasManyThroughSourceAssociationNotFoundError: Could not find the source

Im using a customs processor to run ffmpeg on a video to create a thumbnail. So far so good. Except when I do: cmd = "-i #{@file.path} -f flv -s 320x240 ~/Downloads/foobar/q.flv" success = Paperclip.run(''ffmpeg'', cmd) Console is reporting: ffmpeg ''-i /var/folders/uL/uL0bYOOZEZaJH5E+BmDJVE+++TI/-Tmp-/stream, 16824,1.mpeg -f flv -s 320x240

I''m trying to learn rails as I go along, and having a bit of trouble. There is an undefined method cropping that I don''t know why rails thinks should be there. Firstly, I''m using rails 3, ruby 1.9.2 I have a controller with an index action This part works fine, but i am trying to add a comment form to the page that is rendered by that index action. Supposing my

I have a dataset, which contains a day column that I would like to retrieve results on. Is there any reason why daily_stats.where(''day = Date(?)'', dte).first returns and empty set, daily_stats.find(:first, :conditions => [''date(day) = ?'', dte]) returns the correct data and daily_stats.where({:created_at => (date.midnight - 1.day)..date.midnight}).first

Hi list, how are ya? So, my current project is just begging for the ability to have parameterized associations in my ActiveRecord classes. Basically I need something that is a cross between named scopes and standard associations (has_many specifically). I''m wondering if such a thing exists or, if not, if anyone else has an elegant, equivalent solution? Example: class Sprocket <

Hey guys, I''m trying to merge a hash with another using the .merge! function. class User < ActiveRecord::Base serialize :preferences end This is what I end up with in the console: >> u = User.find(1) >> u.preferences.merge!{:test => 1} SyntaxError: compile error (irb):32: syntax error, unexpected tASSOC, expecting ''}'' u.preferences.merge!{:test

Hello anyone used OpenSSL before? Why do we need to pay for expensive SSL certs when there is OpenSSL which is provided free? Is there a difference? I''ve got an ecommerce website, and wondering if OpenSSL is enough? Your thoughts will be appreciated -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this

Ive got a like and video model. On a Video page, Users can click a link ("like") button which will allow them to like a particular video. Since my like button/image comes in the form of a link and not an actual html form. How should this be implemented? Do I need to specify a ":method => puts" in my link_to tag helper? What are your thoughts? -- You received this

Hi there, I have this form code in a view: <%= start_form_tag :action => "listByArtist", :id => artist.id %> <p><b>List by Artist:</b> <select id="artist_id" name="artists[id]"> <%= options_from_collection_for_select(@artists, "id", "name") %> </select> <%= submit_tag "List"

Hi! I have two models, artists and songs. I have this in my route file: resources :artists, :path => "ackord" do resources :songs end Which gives me urls like this (I''m using https://github.com/norman/friendly_id to create and manage slugs): example.com/ackord/artistname/songs/songname-id Now I want to remove the /songs part to get a url like this:

I''ve got an artist form. In this form I''ve got attributes that do not exist in the model that the form belongs to. However, I would like to submit these values for later processing. My virtual attributes in the form are: <%= f.label :foobar %> <%= f.text_field :foobar %> In the artist model, I created a getter: def foobar end When the form is

Artist is 1:1 with User. User has_one :artist In my artist model, I have: belongs_to :user accepts_nested_attributes_for :user However, in my artist _form, the name column from the user model does not display. I am doing: <% f.fields_for :user do |builder| %> <p class="fields"> <%= builder.label :name %> <%= builder.text_field :name %>

hey all, I have two tables like that from an old php project: artists(id,name) albums(id,artist_id,album_name) and I need to transfer the data of this database to three tables that look like this: artists(id,name) albums(id,name) artists_albums(album_id,artist_id) any idea what''s the fastest query to do this? thanx in advance Pat --~--~---------~--~----~------------~-------~--~----~

Hello all! I have a conundrum that I''m _sure_ someone else has already thought of and solved. How does one best handle the scenario of association object changes and data integrity? For example, if I have a standard ecommerce site that sells Products and people can have Orders and an Order has_many Products... then, what happens if Product #3 is part of Order #2 but at some point, the

Hello there. I am following a tutorial with rails 2.1 and I have come across a problem where <%= f.label :artist_id %><br /> <%= f.select_tag(:artist_id, options_for_select([[''choose one'', '''']] + @artists.collect {|art| [art.name, art.id]}, @album.artist_id)) %> (Old artist info:<%= @album.artist_old%>) gives undefined method

I have a macbook running snow leopard. I recently installed postgresql 9.0 on it. I also installed pg with the following command: sudo env ARCHFLAGS=''-arch x86_64'' gem install pg The result was fine: Building native extensions. This could take a while... Successfully installed pg-0.9.0 1 gem installed Installing ri documentation for pg-0.9.0... Installing RDoc documentation

I''m pretty sure that there''s a better way to do this: @roles = Role.find(:all) @selected_role = Role.find(@user.role_id) Can someone help me? --~--~---------~--~----~------------~-------~--~----~ 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

Hi, I''m currently running an apache/jboss cocoon/flow/hibernate/ajax paypal (directpayment) project and am looking into the possibility of porting it across to ruby/rails. For that reason I would like to know the following: 1. Can I call my java classes or would I be looking at a complete rewrite in ruby? 2. How effective is ruby in terms of seperation of concerns regarding design from

How come I allways immediately run into difficult stuff when I''m trying some new programming language? Am I blind for the simplicity of Ruby/Rail, which a see must be there? Anyway, don''t try and answer this rhetoric question. I have got another one for you, seemingly difficult. I''m struggling with a n:m relationship (in a database, that is) and its join table.

I''m trying to figure out how to determine the width and height of images that are uploaded through my app. Either from the posted data or the file I save to disk. I''ve been searching around for info but no luck; I''m completely at a loss. Any suggestions or pointers would be great. Project background: The site is an artists portfolio site. The images are thumbnails