On Wed, Mar 31, 2010 at 6:34 AM, Mathew Augustine
<[email protected]> wrote:
>
> hi actually i am creating an application to import a csv file to
> database. but onn running that application ai'am getting errors like
> this
>
> NoMethodError in ImportsController#new
>
>
> undefined method `login_required' for #<ImportsController:0xb6d84b5c>
Can you tell where is the method login_required defined?
Raphaël
>
> and this error too
>
>
> Processing ImportsController#new (for 127.0.0.1 at 2010-03-31 09:38:19)
> [GET]
>
> NoMethodError (undefined method `login_required' for
>
> #<ImportsController:0xb6d03f70>):
>
>
>
> ma controller is here
>
>
>
> class ImportsController < ApplicationController
> before_filter :login_required #protect controller from anonymous users
>
>
> def new
> @import = Import.new
> end
>
> def create
> @import = Import.new(params[:import])
>
> respond_to do |format|
> if @import.save!
> flash[:notice] = 'CSV data was successfully imported.'
>
> format.html { redirect_to(@import) }
> else
> flash[:error] = 'CSV data import failed.'
> format.html { render :action => "new" }
> end
> end
> end
>
>
> def show
> @import = Import.find(params[:id])
> end
>
> def proc_csv
> @import = Import.find(params[:id])
> lines = parse_csv_file(@import.csv.path)
> lines.shift #comment this line out if your CSV file doesn't contain
>
> a header row
> if lines.size > 0
> @import.processed = lines.size
> lines.each do |line|
> case @import.datatype
> when "releases"
> new_release(line)
> end
>
> end
> @import.save
> flash[:notice] = "CSV data processing was successful."
> redirect_to :action => "show", :id => @import.id
> else
>
> flash[:error] = "CSV data processing failed."
> render :action => "show", :id => @import.id
> end
> end
>
> private
>
> def parse_csv_file(path_to_csv)
>
> lines = []
>
> #if not installed run, sudo gem install fastercsv
> #http://fastercsv.rubyforge.org/
> require 'fastercsv'
>
> FasterCSV.foreach(path_to_csv) do |row|
>
> lines << row
> end
> lines
> end
>
> def new_release(line)
> params = Hash.new
> params[:release] = Hash.new
> params[:release]["title"] = line[0]
> params[:release]["rdate"] = line[1]
>
> params[:release]["body"] = line[3]
> params[:release]["notes"] = line[4]
> release = Release.new(params[:release])
> release.save
> end
>
> end
>
> this is ma model
>
>
>
> class Import < ActiveRecord::Base
> # Paperclip
> has_attached_file :csv
> validates_attachment_presence :csv
> validates_attachment_content_type :csv, :content_type =>
> ['text/csv','text/comma-separated-values','text/csv','application/csv','application/excel','application/vnd.ms-excel','application/vnd.msexcel','text/anytext','text/plain']
>
> end
>
>
> anyone pls help me
>
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>
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