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class ProblemsController < ApplicationController
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before_filter :authenticate, :authorization
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in_place_edit_for :problem, :name
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in_place_edit_for :problem, :full_name
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in_place_edit_for :problem, :full_score
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def index
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list
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render :action => 'list'
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end
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# GETs should be safe (see http://www.w3.org/2001/tag/doc/whenToUseGet.html)
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verify :method => :post, :only => [ :destroy,
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:create, :quick_create,
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:do_manage,
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:do_import,
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:update ],
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:redirect_to => { :action => :list }
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def list
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@problems = Problem.find(:all, :order => 'date_added DESC')
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end
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def show
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@problem = Problem.find(params[:id])
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end
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def new
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@problem = Problem.new
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@description = nil
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end
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def create
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@problem = Problem.new(params[:problem])
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@description = Description.new(params[:description])
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if @description.body!=''
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if !@description.save
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render :action => new and return
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end
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else
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@description = nil
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end
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@problem.description = @description
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if @problem.save
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flash[:notice] = 'Problem was successfully created.'
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redirect_to :action => 'list'
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else
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render :action => 'new'
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end
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end
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def quick_create
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@problem = Problem.new(params[:problem])
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@problem.full_name = @problem.name if @problem.full_name == ''
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@problem.full_score = 100
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@problem.available = false
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@problem.test_allowed = true
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@problem.output_only = false
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@problem.date_added = Time.new
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if @problem.save
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flash[:notice] = 'Problem was successfully created.'
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redirect_to :action => 'list'
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else
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flash[:notice] = 'Error saving problem'
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redirect_to :action => 'list'
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end
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end
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def edit
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@problem = Problem.find(params[:id])
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@description = @problem.description
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end
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def update
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@problem = Problem.find(params[:id])
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@description = @problem.description
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if @description == nil and params[:description][:body]!=''
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@description = Description.new(params[:description])
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if !@description.save
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flash[:notice] = 'Error saving description'
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render :action => 'edit' and return
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end
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@problem.description = @description
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elsif @description!=nil
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if !@description.update_attributes(params[:description])
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flash[:notice] = 'Error saving description'
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render :action => 'edit' and return
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end
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end
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if @problem.update_attributes(params[:problem])
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flash[:notice] = 'Problem was successfully updated.'
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redirect_to :action => 'show', :id => @problem
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else
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render :action => 'edit'
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end
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end
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def destroy
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Problem.find(params[:id]).destroy
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redirect_to :action => 'list'
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end
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def toggle
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@problem = Problem.find(params[:id])
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@problem.available = !(@problem.available)
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@problem.save
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end
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def turn_all_off
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Problem.find(:all,
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:conditions => "available = 1").each do |problem|
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problem.available = false
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problem.save
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end
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redirect_to :action => 'list'
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end
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def turn_all_on
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Problem.find(:all,
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:conditions => "available = 0").each do |problem|
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problem.available = true
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problem.save
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end
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redirect_to :action => 'list'
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end
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def stat
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@problem = Problem.find(params[:id])
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if !@problem.available
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redirect_to :controller => 'main', :action => 'list'
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else
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@submissions = Submission.find_all_last_by_problem(params[:id])
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end
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end
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def manage
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@problems = Problem.find(:all, :order => 'date_added DESC')
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end
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def do_manage
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if params.has_key? 'change_date_added'
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change_date_added
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end
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redirect_to :action => 'manage'
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end
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def import
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end
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def do_import
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old_problem = Problem.find_by_name(params[:name])
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@problem, import_log = Problem.create_from_import_form_params(params,
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old_problem)
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if @problem.errors.length != 0
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render :action => 'import' and return
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end
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if old_problem!=nil
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flash[:notice] = "The test data has been replaced for problem #{@problem.name}"
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end
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@log = import_log
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end
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##################################
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protected
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def change_date_added
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problems = get_problems_from_params
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year = params[:date_added][:year].to_i
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month = params[:date_added][:month].to_i
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day = params[:date_added][:day].to_i
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date = Date.new(year,month,day)
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problems.each do |p|
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p.date_added = date
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p.save
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end
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end
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def get_problems_from_params
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problems = []
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params.keys.each do |k|
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if k.index('prob-')==0
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name, id = k.split('-')
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problems << Problem.find(id)
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end
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end
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problems
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end
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end
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Jittat Fakcharoenphol-