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79 lines
2.1 KiB
79 lines
2.1 KiB
class Workshop < ActiveRecord::Base
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translates :info, :title
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belongs_to :conference
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has_many :workshop_facilitators, :dependent => :destroy
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has_many :users, :through => :workshop_facilitators
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accepts_nested_attributes_for :workshop_facilitators, :reject_if => proc {|u| u[:user_id].blank?}, :allow_destroy => true
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before_create :make_slug
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def to_param
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slug
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end
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def role(user)
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workshop_facilitators.each do |u|
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return u.role.to_sym if u.user_id == user.id
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end
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return nil
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end
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def facilitator?(user)
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!!role(user)
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end
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def creator?(user)
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role(user) == :creator
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end
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def can_edit?(user)
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creator?(user) || conference.host?(user)
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end
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def can_delete?(user)
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creator?(user) || conference.host?(user)
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end
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def can_show_interest?(user)
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!facilitator?(user)
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end
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def interested?(user)
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user.present? && !!WorkshopInterest.find_by(workshop_id: id, user_id: user.id)
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end
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def interested_count
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workshops = WorkshopInterest.where(:workshop_id => id)
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workshops ? workshops.size : 0
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end
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def can_translate?(user)
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user.can_translate? || can_edit?(user)
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end
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private
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def make_slug
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if !self.slug
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s = self.title.gsub(/[^a-z1-9]+/i, '-').chomp('-').gsub(/\-([A-Z])/, '\1')
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if Organization.find_by(:slug => s) && self.locations && self.locations[0]
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s += '-' + self.locations[0].city
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if Organization.find_by(:slug => s) && locations[0].territory
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s += '-' + self.locations[0].territory
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end
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if Organization.find_by(:slug => s)
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s += '-' + self.locations[0].country
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end
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end
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attempt = 1
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ss = s
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while Organization.find_by(:slug => s)
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attempt += 1
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s = ss + '-' + attempt
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end
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self.slug = s
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end
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end
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end
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