Displaying 20 results from an estimated 29 matches for "attr_writer".
2006 Nov 04
2
Possible to use attr_reader/writer in model?
I have some properties that I want setable externally, but readable only
internally. I''ve played around with attr_writer (and attr_reader
separately) but can''t figure out how to get either to work. I can do
what I want using attr_accessor, or just straight out defining the prop
setter method. Anybody know how to use attr_writer or attr_reader with a
model?
You da man,
Joe
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2006 Jan 09
1
Saving an upload
...m_id integer NOT NULL,
picture_id integer NOT NULL,
"position" integer NOT NULL,
primary key (film_id, picture_id)
);
Here''s the Ruby:
film.rb:
class Film < ActiveRecord::Base
has_and_belongs_to_many :pictures, :join_table => "films_pictures"
attr_writer :uploaded_files
attr_reader :uploaded_files
validates_presence_of :name, :description, :has_subtitles,
:is_censored
end
picture.rb:
class Picture < ActiveRecord::Base
has_many :films
has_many :comics
acts_as_list :picture_id
attr_writer :parent_id
attr_writer :type
validate...
2007 Sep 03
7
relationing has_many, belongs_to
Hello, i want to know if i am relationing fine, because i am having
problems,i have 2 models, one for members and other to relate some
members to this:
class Member < ActiveRecord::Base
has_many :matrix, :foreign_key=>:parent
end
class Matrix < ActiveRecord::Base
set_table_name :matrix
set_primary_key :userid
belongs_to :member, :foreign_key=>:userid
acts_as_tree
2006 Jan 12
1
A really newbie question
...mail) which would either update the existing record if a
match on either alias or email is found, or create a new record if no
matches are found.
But despite many tries it just doesn''t work. Did I set the accessor
parameters correctly?
Thanks.
--
class User < ActiveRecord::Base
attr_writer :alias, :email
def self.newuser?(p_alias, p_email)
user = find_first(["alias = ? OR email = ?", p_alias, p_email])
if user.nil?
return true
else
return false
end
end
def self.addupdate(p_alias, p_email)
t_user = find_first(["alias = ? OR email...
2006 Feb 07
0
Rendering objects directly via <%= render @some_object %>
...render method
# The options parameter, which contains the original options hash,
# could optionally be uesd to when generating the hash.
#
def renject_render_options( options = {} )
# Generate the wished for hash
return { :partial => @partial, :locals = {:foo => @foo, :baa => @baa }}
end
attr_writer :partial
attr_writer :foo
attr_writer :baa
end
@some_object = SomeClass
@some_object.partial = ''Partial''
@some_object.foo = ''Foo''
@some_object.baa = ''Baa''
-----------------
Rendering @some_object via
<%= render @some_object %>
corresp...
2006 Jan 15
4
form inputs resetting on sumbit
I searched for forum for something about this but couldn''t find
anything.
For example I have this in my view: (you enter start/end dates from
dropdowns, pick a category and a report is generated.)
<%= start_form_tag :action => ''display_report'' %>
From: <%= date_select ''report'', ''date1'' %> <br />
To: <%=
2006 Mar 31
1
dumb question: what is attr_xxxx
i''m very new to the rails scene and am seeing lines of code like
attr_reader, attr_writer, attr_accessor, etc... and have no idea what
they do. reading the section in the book i''m reading that explains the
previous block of code says nothing about it really.
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2007 Jan 09
1
assert_redirected_to not working as expected
...:password => "gomer",
:password_confirmation => "gomer")
end
...
def test_successful_signup
gooddog = enter_site(:gooddog)
gooddog.signs_up_successfully
end
...
private
module BrowsingTestDSL
include ERB::Util
attr_writer :name
...
def signs_up_successfully
post_signup("gooddog", "gooddog-plI9Zfxs2xb6V6G2DxALlg@public.gmane.org", "gooddog",
"gooddog")
assert_redirected_to :controller => "home", :action => "welcome"
end
......
2006 Jul 13
4
Does text_field go directly to attributes hash in AR object?
All,
I''m having a hell of a time figuring out what is going on here.
I''m trying to override one of my getters so that I can format it a
certain way in my form. But I can''t seem to get text_field to call the
appropriate method on my object.
So here''s my getter:
public
def FAX
fax = read_attribute(:FAX)
puts fax
2007 Mar 21
2
A real puzzler: attr_accessor / create incompatibility?
...''t seem to be used by the
internal persistence logic.
I have tested this as follows: If I remove the attr_accessor line from
the State definition, it all works just fine. In fact, if I replace
the attr_accessor with an attr_reader, that works fine. However, if I
use an attr_accessor or an attr_writer statement, I see this rather
unexpected behavior.
Perhaps this is expected behavior and I am missing something here? Or
perhaps there is something I have in my environment that is causing
this?
Any help here would be appreciated!
--~--~---------~--~----~------------~-------~--~----~
You receive...
2008 Mar 04
4
Named collection forward fetching
...i do current_user.best_friend everything works great, I can pull
up the user''s name as an example. My user model has a one-to-many
relationship with interests. If I do current_user.best_friend.interests
however it gives a no method error.
Does this have anything to do with attr_reader / attr_writer?
Thanks,
GP
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2006 Jan 11
6
How to display the error messages from the controller
I have a wizard which consists of two pages. To keep it simple let''s say
that the first page asks the user to select a state from the drop down menu.
In case the user doesn''t select any state, an error message needs to be
displayed.
Ideally I would like to do something like this.
def new
selected_value = params[:addevent][:state_id]
if selected_value == "-1"
2006 Aug 14
1
What fields_for really for?
...e
belongs_to :district
validates_numericality_of :region_id, :only_integer => true
end
In edit.rhtml for SuburbController I need to specify region_id.
There is no region_id in suburb model so first I added these lines to
it:
...
class Suburb < ActiveRecord::Base
belongs_to :district
attr_writer :region_id
def region_id
district.region_id if district
end
def region_id_before_type_cast
region_id
end
validates_numericality_of :region_id, :only_integer => true
end
...
Its all working now but it looks messy! And I need this functionality in
another few places. Obviously...
2006 Jan 11
1
logger in my classes
Hi,
I wrote a class which is not an AR extension, nor a controller.
I''d like to use logger.* methods there too.
My class is in lib/ dir. I include it in environment.rb with the line
require ''lib/localization''
just after the line
require File.join(File.dirname(__FILE__), ''boot'')
I tried many ways to reuse the logger class. The cleaner way seemed to
2009 Nov 27
2
attr_accessible & attr_accessor - what's the difference?
i''m still new to rails and working on digesting everything i come
across. recently i came across these two. what is the difference
between attr_accessor and attr_accessible?
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2013 Jun 25
0
attr :location_string
Hi,
I have come across attr :location_string inside a class definition in
Rails application.
class Web < class Params
attr :location_string
def ....
end
....
end
I know how attr_accessor, attr_reader or attr_writer works.
But I don''t have any idea on attr in Rails.
Can you kindly explain what it does?
Thanks,
Christopher
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2006 Sep 05
5
cattr_accessor
Hi,
i''ve been playing with ror for a little over two months now, and was
wondering wether someone could explain to me what was
cattr_accessor
and if it is still in use. . . i looked up in api.rubyonrails.com and
coulnd''t find any documentation...
is it a useful/worth learning method? what do u use it for?
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2006 Apr 03
7
Getters and setters problem?
Hi list,
first evening of playing with rails, so please forgive me if I ask
something stupid. ;-)
I created a User model and tried to use ActiveRecord callbacks to
convert the password to sha1 just before saving it. For some reason
postgresql gives me a error because the given password is null. To
test even further I tried to change :login too, same error happens,
:login is empty too.
I am sure
2006 Aug 07
3
Acts_as_taggable / Rails Recipes bug?
I''m following the acts_as_taggable chapter from the Rails Recipes book.
I want my view form to have a text_field that correlates to an attribute
in the Model that accepts a string of space delimited tags. The book
uses tag-_list, but from what I can tell this attribute can''t be written
to. I''ve added this to the plugin code itself - am I missing something,
is there a
2006 Jun 16
2
News posting system without a database
I need to create a news posting system without the use of a database. I''m
going to create a file for each news post and have the view post each file
in a specific directory as HTML.
The newspost will contain:
1. A title.
2. A date.
3. The body.
In the text file, I want line 1 to be the title, line 2 to be the date, and
everything from line 3 on down to the be the body.
What method