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94 lines
2.9 KiB
94 lines
2.9 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 Course < ActiveRecord::Base
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acts_as_paranoid
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default_scope order('grade asc, full_name asc, period desc')
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scope :visible, where(hidden: false)
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has_many :attachments,
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order: 'path is not null, path, file_name',
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dependent: :destroy
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has_many :events,
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order: 'time asc',
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dependent: :destroy
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has_many :news,
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foreign_key: 'receiver_id',
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order: 'id desc',
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class_name: 'News',
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dependent: :destroy
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has_many :log_entries,
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order: 'created_at desc',
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dependent: :destroy
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has_many :wiki_pages,
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order: 'position',
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dependent: :destroy
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has_and_belongs_to_many :users,
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order: 'last_seen desc'
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validates_presence_of :short_name
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validates_presence_of :full_name
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validates_presence_of :code
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validates_numericality_of :grade, only_integer: true
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validates_inclusion_of :hidden, in: [true, false], allow_nil: false
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validates_format_of :short_name, with: /^[^0-9]/
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after_create :add_initial_wiki_pages
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def related_courses
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Course.all(conditions: ['short_name = ?', short_name], limit: 4,
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order: 'period desc')
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end
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def recent_news
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news.all(conditions: ['timestamp > ?', 7.days.ago])
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end
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def add_initial_wiki_pages
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App.initial_wiki_pages.each do |page_title|
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wiki_page = WikiPage.new(title: page_title, description: 'New course',
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content: App.initial_wiki_page_content)
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wiki_page.user = User.first
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wiki_pages << wiki_page
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wiki_page.save!
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end
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end
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def hidden_wiki_pages?
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wiki_pages.hidden.count > 0
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end
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def to_param
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period == App.current_period ? short_name : id.to_s
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end
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def self.from_param(param)
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param.is_numeric? ? Course.find(param) : Course.find_by_short_name(param)
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end
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end
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