От: | DemAS | http://demas.me | |
Дата: | 03.08.10 07:05 | ||
Оценка: |
class Scr < ActiveRecord::Base
def self.find_scrs
find(:all, :order => "id")
end
end
<div class="scr-form">
<fieldset>
<% form_for :scr, :url => { :action => :save_scr } do |form| %>
<p>
<label for="scr_id">Id:</label>
<%= form.text_field :id, :size => 40 %>
</p>
<p>
<label for="scr_description">Description:</label>
<%= form.text_area :description, :rows => 3, :cols => 40 %>
</p>
<%= submit_tag "Save", :class => "submit" %>
<% end %>
</fieldset>
</div>
class InboxController < ApplicationController
def index
@scrs = Scr.find_scrs
end
def add_scr
end
def save_scr
@src = Scr.new(params[:scr])
puts "=============================="
@a = params[:scr]
puts @a
puts "=============================="
@scr.save
end
end
You have a nil object when you didn't expect it!
You might have expected an instance of ActiveRecord::Base.
The error occurred while evaluating nil.save
/home/demas/artefacts/dev/study/ruby/rails/tracker/app/controllers/inbox_controller.rb:15:in `save_scr'
/usr/lib/ruby/gems/1.9.1/gems/actionpack-2.3.8/lib/action_controller/base.rb:1331:in `perform_action'
/usr/lib/ruby/gems/1.9.1/gems/actionpack-2.3.8/lib/action_controller/filters.rb:617:in `call_filters'
...
Request
Parameters:
{"authenticity_token"=>"m/QBN85+5Kj+Qewtl29mBl5kBtSBr1+Ixv4jxTq6Rfk=",
"scr"=>{"id"=>"as",
"description"=>"sa"},
"commit"=>"Save"}
Processing InboxController#add_scr (for 127.0.0.1 at 2010-08-03 08:42:50) [POST]
Parameters: {"authenticity_token"=>"m/QBN85+5Kj+Qewtl29mBl5kBtSBr1+Ixv4jxTq6Rfk="}
Rendering inbox/add_scr
Completed in 18ms (View: 16, DB: 0) | 200 OK [http://0.0.0.0/inbox/add_scr]
==============================
{"id"=>"as", "description"=>"sa"}
==============================
Processing InboxController#save_scr (for 127.0.0.1 at 2010-08-03 08:42:53) [POST]
Parameters: {"authenticity_token"=>"m/QBN85+5Kj+Qewtl29mBl5kBtSBr1+Ixv4jxTq6Rfk=", "scr"=>{"id"=>"as", "description"=>"sa"}, "commit"=>"Save"}
WARNING: Can't mass-assign these protected attributes: id
NoMethodError (You have a nil object when you didn't expect it!
You might have expected an instance of ActiveRecord::Base.
The error occurred while evaluating nil.save):
app/controllers/inbox_controller.rb:15:in `save_scr'
<internal:prelude>:8:in `synchronize'
/usr/lib/ruby/1.9.1/webrick/httpserver.rb:111:in `service'
/usr/lib/ruby/1.9.1/webrick/httpserver.rb:70:in `run'
/usr/lib/ruby/1.9.1/webrick/server.rb:183:in `block in start_thread'
От: | DemAS | http://demas.me | |
Дата: | 03.08.10 08:07 | ||
Оценка: |
DAS> def save_scr
DAS> @src = Scr.new(params[:scr])
DAS> puts "=============================="
DAS> @a = params[:scr]
DAS> puts @a
DAS> puts "=============================="
DAS> @scr.save
DAS> end
DAS>end
DAS>