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65 lines
1.7 KiB
Ruby
65 lines
1.7 KiB
Ruby
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class Forum < ActiveRecord::Base
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include Extra
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BANS = 8
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TRASH = 12
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attr_protected :id, :updated_at, :created_at
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scope :available_to,
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lambda { |user, level| {
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:select => "forums.*, groupers.user_id AS access, COUNT(f2.id) AS acl, g2.user_id",
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:joins => "LEFT JOIN forumers ON forumers.forum_id = forums.id AND forumers.access = #{level}
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LEFT JOIN forumers AS f2 ON forumers.forum_id = forums.id AND f2.access = #{level}
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LEFT JOIN groups ON forumers.group_id = groups.id
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LEFT JOIN groupers ON groupers.group_id = groups.id AND groupers.user_id = #{user.id}
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LEFT JOIN groupers g2 ON g2.group_id = #{Group::ADMINS} AND g2.user_id = #{user.id}",
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:group => "forums.id",
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:having => ["access IS NOT NULL OR acl = 0 OR g2.user_id IS NOT NULL", level]} }
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scope :public,
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:select => "forums.*",
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:joins => "LEFT JOIN forumers ON forumers.forum_id = forums.id AND forumers.access = #{Forumer::ACCESS_READ}",
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:conditions => "forumers.id IS NULL"
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scope :of_forum,
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lambda { |forum| {:conditions => {"forums.id" => forum.id}} }
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scope :ordered, :order => "position"
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has_many :topics
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has_many :posts, :through => :topics
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has_many :forumers
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has_many :groups, :through => :forumers
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has_one :forumer
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belongs_to :category
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after_create :update_position
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acts_as_readable
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def to_s
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self.title
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end
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def update_position
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update_attribute :position, self.id
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end
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def can_show? cuser
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if cuser
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Forum.available_to(cuser, Forumer::ACCESS_READ).of_forum(self).first
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else
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Forum.public.of_forum(self).first
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end
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end
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def can_create? cuser
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cuser and cuser.admin?
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end
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def can_update? cuser
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cuser and cuser.admin?
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end
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def can_destroy? cuser
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cuser and cuser.admin?
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end
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end
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