similar to: Finding out updated fields

I have a an STI table which acts_as_tree, that has a large number of classes/types. My common fields are: id parent_id name description with 4 more text fields, I could cover most of my classes if I could redefine the name of the field like this. text1 AS address1 text2 AS address2 text3 AS zipcode For one class and text 1 AS model_number text2 AS vendor Is there a construct that will allow

I''m using a legacy table, where the unique id is not ''id'' I have a Model class like the following: class Article < ActiveRecord::Base set_primary_key "ARTICLE_ID" end however, using a link_to like the following (modified scaffolding), the link has no id value: <% for article in @articles %> <tr> <% for column in

Hi, I have a database table and associated ActiveRecord model. I was trying to store (temporarily) an array in one of the attribute elements - not to save it, but just so that I can keep some form data in a sensible place. A stripped down version of the problem I''m having is: p = Property.new(:bedroom_count => ["2","3"]) puts p.inspect # ==> will correctly show

I have been working through an upgrade of my 1.2.6 application to 2.2.2. I am almost there but I have hit a problem with ActiveRecord. Before the upgrade, the following code was working fine. def create_root(administrator) root = create_root_collection(self.pingee_name, administrator,

How to get the name of the computer accessing the application? I mean the computer the user use to access the application. Thanks, Lantis. -- Posted via http://www.ruby-forum.com/.

How do i access a file in the public directory of rails application? I have several html files in there and i want to link them from the rhtml file. Basically to display a popup. Here is the code in foo.rhtml: <a href="javascript:popUp(''/summary.html'')" class="normal">Learn more</a> It doesn''t work. Any idea why? Thanks, Lantis. --

(Frenchy, sorry =) ) Hi everyone, i''ve got some troubles with aggregated attribute. I created a point and path class which receive postgresql point and path type data. Path object contains an array of point object. I''m currently working on a "hunting" module in web browser based game, and i need a crontab executed every n minutes to move the character on the map.

Hi, I have two types of users; normal user and admin. I have a field called priority in the table task. This priority field is invisible to the normal user, but not to the admin. The admin has to fill in the priority field when he adds a record via filling a form. Thus, i need to add validates_presence_of :priority to the model task. But, if i do this, then the normal user can''t add a

Hi, Just wondering when one would use "include" over "extend"? Both seem to bring in methods to the class no? The context is I''m just trying to understand why both are used with the acts_as_audited plugin: Full extract from plugin (used within here): ================================================== # Copyright (c) 2006 Brandon Keepers # # Permission is hereby

Hi, How do i differentiate different submits tags / buttons on one form. Say I want to create an edit form and I want to provide two buttons; one to save and one to cancel. I would have: <%= submit_tag ''Ok'' %> <%= submit_tag ''Cancel'' %> How do I know which button get pressed by the user? One more thing, how to specify the default selection in a

I have a basic model class TestTime with no customization. class TestTime < ActiveRecord::Base end I would like to pass the following SQL fragment as part of an AR save call to TestTime objects. How and where would I do this in the model? "set c_time=current_time" (current_time is an SQL method, not a variable). -- Posted via http://www.ruby-forum.com/.

I''m rather new to web programming. I''m wondering, does rhtml file conform to W3C standard? Or is there a way to make it conform to W3C standard? Thanks, Lantis. -- Posted via http://www.ruby-forum.com/.

Hi all.... Admittedly I''m new to Rails and trying to find my way but I''m having an issue with uploading documents with attachment_fu. I have a form where I''m uploading multiple attachments (using AJAX to add file_filed_tags). That seems to work pretty well. The problem is I can''t seem to get the content_type to work as I would expect. For example, if I use

ActiveRecord supports composed_of for value objects which is fantastic but one thing that it doesn''t seem to support (or at least I am unable to find any documentation for) validation of the value objects. For example, given the following: class Message < ActiveRecord::Base composed_of :sender, :class_name => ''EmailAddress'' composed_of :recipient,

I''ve loaded (and updated) thousands of these MeteredUsage records. In the middle of a run, I suddenly get: ActiveRecord::StatementInvalid: Mysql::Error: Unknown column ''id'' in ''where clause'': UPDATE `metered_usages` SET `cost` = 12603.46 WHERE `id` = NULL I can''t see anything that''s different about this particular record compared to

Some of the data in names and string values were being unsafely printed, causing some types of XML processors to fail (e.g. Python's Expat). This patch checks for printability of each character and outputs base64 with an encoding attribute for unsafe data. --- xml/hivexml.c | 75 ++++++++++++++++++++++++++++++++++++++++++++++++-------- 1 files changed, 64 insertions(+), 11 deletions(-)

Hello people, I''d like to detect whether an attribute of a model has vaildates_presence_of applied to it so I can automatically apply a mandatory (*) to the field...it doesn''t look easy...any ideas? Cheers, -- Dan Webb http://www.danwebb.net

I''m building an app that needs i18n support across the entire database (i.e. localized attributes). In order to do this I''ve created a special HABTM join table that can be associated with _any_ other table: create table language_strings ( for_table varchar(255) not null, foreign_id int not null, language_id varchar(5) not null, attr_name varchar(255) not null, value text

Hey.. So I have a model that has a lot of number fields. Each of these go through a process when read in and read out to add/remove commas (between every three numbers) to make them more readable. The getter I currently have is like this: def sale_price Listing.insert_commas(read_attribte (:sale_price)) end and the setter is: def sale_price=(price) write_attribute(:saleprice,

Adding a column to a table just places the column at the end, but I like to keep related columns together. Is there a way to specify where the column is added in a table with migrations? For example, in MySQL you can do: ALTER TABLE my_table ADD COLUMN new_column INT AFTER other_column I was hoping migrations would support something like this: add_column :my_table, :new_column, :integer,