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131 lines
3.8 KiB
131 lines
3.8 KiB
# -*- encoding : utf-8 -*-
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# This file is part of Wiki UFC.
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# Copyright (C) 2007-2015 by Álinson Xavier <isoron@gmail.com>
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# Copyright (C) 2007-2008 by Adriano Freitas <adrianoblue@gmail.com>
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# Copyright (C) 2007-2008 by André Castro <aisushin@gmail.com>
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# Copyright (C) 2007-2008 by Rafael Barbosa <86.rafael@gmail.com>
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# Copyright (C) 2007-2008 by Henrique Bustamante <bustamante.rique@gmail.com>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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class CoursesController < ApplicationController
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before_filter :require_admin, :only => [:new, :create, :edit, :update, :destroy]
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before_filter :require_login, :only => [:enroll, :unenroll]
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before_filter :find_course, :except => [:index]
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#after_filter :cache_sweep, :only => [ :create, :update, :destroy ]
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def index
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params[:period] = nil if params[:period] == App.current_period
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@period = params[:period] || App.current_period
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if logged_in? and !@current_user.courses.empty?
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@courses = Course.all(:order => 'grade asc, full_name asc',
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:conditions => ['period = ? and hidden = ? and id not in (?)',
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@period, false, @current_user.courses])
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else
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@courses = Course.all(:order => 'grade asc, full_name asc',
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:conditions => ['period = ? and hidden = ?', @period, false])
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end
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respond_to do |format|
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format.html
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format.xml { render :xml => @courses }
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end
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end
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def show
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respond_to do |format|
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format.html
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format.xml { render :xml => @course }
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end
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end
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def new
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end
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def create
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@course.save!
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flash[:notice] = t(:course_created)
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respond_to do |format|
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format.html { redirect_to course_path(@course) }
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format.xml { head :created, :location => course_url(@course,
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:format => :xml) }
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end
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end
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def edit
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end
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def update
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@course.attributes = params[:course]
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@course.save!
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flash[:notice] = t(:course_updated)
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respond_to do |format|
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format.html { redirect_to course_path(@course) }
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format.xml { head :ok }
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end
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end
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def destroy
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@course.destroy
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flash[:notice] = t(:course_removed)
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respond_to do |format|
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format.html { redirect_to courses_path }
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format.xml { head :ok }
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end
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end
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def enroll
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@current_user.courses << @course
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flash[:highlight] = @course.id
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respond_to do |format|
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format.html { redirect_to courses_path }
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format.xml { head :ok }
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end
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end
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def unenroll
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@current_user.courses.delete(@course)
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flash[:highlight] = @course.id
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respond_to do |format|
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format.html { redirect_to courses_path }
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format.xml { head :ok }
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end
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end
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protected
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def find_course
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if params[:id]
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params[:id] = Course.first(:conditions => ['short_name = ?', params[:id]], :order => 'period desc').id if !params[:id].is_numeric? and !Course.find_by_short_name(params[:id]).nil?
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end
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@course = params[:id] ? Course.find(params[:id]) : Course.new(params[:course])
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end
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def require_admin
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raise AccessDenied.new unless admin?
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end
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def cache_sweep
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expire_fragment(course_path(@course.id, :part => 'right'))
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expire_fragment(course_path(@course.id))
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expire_fragment(courses_path)
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end
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end
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