cafe-grader-web Files · app/controllers/tasks

cafe-grader-web

Location: cafe-grader-web/app/controllers/tasks_controller.rb

Commit Description:

* refactor go-botton for problem selection in main/submission* refactor go-botton for problem selection in main/submission* refactor go-botton for problem selection in main/submission* refactor go-botton for problem selection in main/submission* refactor go-botton for problem selection in main/submission* refactor go-botton for problem selection in main/submission* refactor go-botton for problem selection in main/submission* refactor go-botton for problem selection in main/submission

Commit Description:

References:

r561:7995fc49e1d7 bootstrap

File last commit:

r367:d5e7dd129618 default

Show/Diff file:

Action:

            
                    app/controllers/tasks_controller.rb
                
             | 75 lines
             | 2.1 KiB
             | text/x-ruby 
             | RubyLexer
             | 
      
            History
        
           Show Full History
         |
          Annotation
         | Raw
         |
              
              Download
              
      class TasksController < ApplicationController

        before_filter :authenticate, :check_viewability

        def index

          redirect_to :action => 'list'

        end

        def list

          @problems = @user.available_problems

        end

        # this has contest-wide access control

        def view

          base_name = params[:file]

          base_filename = File.basename("#{base_name}.#{params[:ext]}")

          filename = "#{Problem.download_file_basedir}/#{base_filename}"

          if !FileTest.exists?(filename)

            redirect_to :action => 'index' and return

          end

          send_file_to_user(filename, base_filename)

        end

        # this has problem-level access control

        def download

          problem = Problem.find(params[:id])

          if !problem or !problem.available or !@user.can_view_problem? problem

            redirect_to :action => 'index' and return

          end

          base_name = params[:file]

          base_filename = File.basename("#{base_name}.#{params[:ext]}")

          filename = "#{Problem.download_file_basedir}/#{params[:id]}/#{base_filename}"

          puts "SENDING: #{filename}"

          if !FileTest.exists?(filename)

            redirect_to :action => 'index' and return

          end

          puts "SENDING: #{filename}"

          send_file_to_user(filename, base_filename)

        end

        protected

        def send_file_to_user(filename, base_filename)

          if defined?(USE_APACHE_XSENDFILE) and USE_APACHE_XSENDFILE

            response.headers['Content-Type'] = "application/force-download" 

            response.headers['Content-Disposition'] = "attachment; filename=\"#{File.basename(filename)}\"" 

            response.headers["X-Sendfile"] = filename

            response.headers['Content-length'] = File.size(filename)

            render :nothing => true

          else

            if params[:ext]=='pdf'

              content_type = 'application/pdf'

            else

              content_type = 'application/octet-stream'

            end

            send_file filename, :stream => false, :disposition => 'inline', :filename => base_filename, :type => content_type

          end

        end

        def check_viewability

          @user = User.find(session[:user_id])

          if @user==nil or !GraderConfiguration.show_tasks_to?(@user)

            redirect_to :controller => 'main', :action => 'list'

            return false

          end

        end

      end

	Site-wide shortcuts
/	Use quick search box
g h	Goto home page
g g	Goto my private gists page
g G	Goto my public gists page
n r	New repository page
n g	New gist page

	Repositories
g s	Goto summary page
g c	Goto changelog page
g f	Goto files page
g F	Goto files page with file search activated
g p	Goto pull requests page
g o	Goto repository settings
g O	Goto repository permissions settings

Sign in to your account

Last Author

				class TasksController < ApplicationController

				before_filter :authenticate, :check_viewability

				def index
				redirect_to :action => 'list'
				end

				def list
				@problems = @user.available_problems
				end

				# this has contest-wide access control
				def view
				base_name = params[:file]
				base_filename = File.basename("#{base_name}.#{params[:ext]}")
				filename = "#{Problem.download_file_basedir}/#{base_filename}"

				if !FileTest.exists?(filename)
				redirect_to :action => 'index' and return
				end

				send_file_to_user(filename, base_filename)
				end

				# this has problem-level access control
				def download
				problem = Problem.find(params[:id])
				if !problem or !problem.available or !@user.can_view_problem? problem
				redirect_to :action => 'index' and return
				end

				base_name = params[:file]
				base_filename = File.basename("#{base_name}.#{params[:ext]}")
				filename = "#{Problem.download_file_basedir}/#{params[:id]}/#{base_filename}"
				puts "SENDING: #{filename}"

				if !FileTest.exists?(filename)
				redirect_to :action => 'index' and return
				end

				puts "SENDING: #{filename}"

				send_file_to_user(filename, base_filename)
				end

				protected

				def send_file_to_user(filename, base_filename)
				if defined?(USE_APACHE_XSENDFILE) and USE_APACHE_XSENDFILE
				response.headers['Content-Type'] = "application/force-download"
				response.headers['Content-Disposition'] = "attachment; filename=\"#{File.basename(filename)}\""
				response.headers["X-Sendfile"] = filename
				response.headers['Content-length'] = File.size(filename)
				render :nothing => true
				else
				if params[:ext]=='pdf'
				content_type = 'application/pdf'
				else
				content_type = 'application/octet-stream'
				end

				send_file filename, :stream => false, :disposition => 'inline', :filename => base_filename, :type => content_type
				end
				end

				def check_viewability
				@user = User.find(session[:user_id])
				if @user==nil or !GraderConfiguration.show_tasks_to?(@user)
				redirect_to :controller => 'main', :action => 'list'
				return false
				end
				end

				end