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