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Contents
module Slug
extend ActiveSupport::Concern
included do
after_save :sluggify_slug
end
def sluggify_slug
if slug.blank?
update_column(:slug, create_slug)
else
new_slug = slug.gsub(/[^a-zA-Z0-9 \-]/, "") # remove all bad characters
new_slug.gsub!(/\ /, "-") # replace spaces with underscores
new_slug.gsub!(/\-+/, "-") # replace repeating underscores
update_column(:slug, new_slug) unless slug == new_slug
end
end
def create_slug
slug = self.title.downcase.gsub(/\&/, ' and ') # & -> and
slug.gsub!(/[^a-zA-Z0-9 \-]/, "") # remove all bad characters
slug.gsub!(/\ /, "-") # replace spaces with underscores
slug.gsub!(/\-+/, "-") # replace repeating underscores
dups = self.class.name.constantize.where(:slug => slug)
if dups.count == 1 and dups.first != self
if self.idx.present?
slug = "#{slug}-#{self.idx}"
else
slug = "#{slug}-#{self.id}"
end
end
slug
end
def make_slug_unique(slug)
dups = self.class.name.constantize.where(:slug => slug)
if dups.count == 1 and dups.first != self
if self.idx.present?
slug = "#{slug}-#{self.idx}"
else
slug = "#{slug}-#{self.id}"
end
end
slug
end
def to_param
slug
end
end
Version data entries
5 entries across 5 versions & 1 rubygems