65 lines
1.6 KiB
Ruby
65 lines
1.6 KiB
Ruby
# == Schema Information
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#
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# Table name: pages
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#
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# id :integer not null, primary key
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# title :string(255)
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# body :text
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# permalink :string(255)
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# lock_version :integer default(0)
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# updated_by :integer
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# redirect :integer
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# created_at :datetime
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# updated_at :datetime
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#
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class Page < ActiveRecord::Base
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belongs_to :user, :foreign_key => 'updated_by'
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acts_as_versioned :version_column => :lock_version, :limit => 20
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self.non_versioned_columns += ['permalink', 'created_at', 'title']
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acts_as_tree :order => "title"
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attr_accessor :old_title # Save title to create redirect page when editing title
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validates_presence_of :title, :body
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validates_uniqueness_of :permalink, :title
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before_validation_on_create :set_permalink
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before_validation_on_update :update_permalink
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after_update :create_redirect
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named_scope :non_redirected, :conditions => {:redirect => nil}
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named_scope :no_parent, :conditions => {:parent_id => nil}
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def self.permalink(title)
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title.gsub(/[\/\.,;@\s]/, "_").gsub(/[\"\']/, "")
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end
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def set_permalink
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unless title.blank?
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self.permalink = Page.count == 0 ? "Home" : Page.permalink(title)
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end
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end
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protected
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def update_permalink
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if changed.include?("title")
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set_permalink
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self.old_title = changes["title"].first # Save title for creating redirect
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end
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end
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def create_redirect
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unless old_title.blank?
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Page.create :redirect => id,
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:title => old_title,
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:body => "Weiterleitung auf [[#{title}]]..",
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:permalink => Page.permalink(old_title),
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:updated_by => updated_by
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end
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end
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end
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