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Contents
module FriendlyId
module ActiveRecordAdapter
module SimpleModel
def self.included(base)
base.class_eval do
column = friendly_id_config.column
validate :validate_friendly_id, :unless => :skip_friendly_id_validations
validates_presence_of column, :unless => :skip_friendly_id_validations
validates_length_of column, :maximum => friendly_id_config.max_length, :unless => :skip_friendly_id_validations
after_update :update_scopes
extend FriendlyId::ActiveRecordAdapter::Finders unless FriendlyId.on_ar3?
end
end
# Get the {FriendlyId::Status} after the find has been performed.
def friendly_id_status
@friendly_id_status ||= Status.new :record => self
end
# Returns the friendly_id.
def friendly_id
send friendly_id_config.column
end
alias best_id friendly_id
# Returns the friendly id, or if none is available, the numeric id.
def to_param
(friendly_id || id).to_s
end
private
# The old and new values for the friendly_id column.
def friendly_id_changes
changes[friendly_id_config.column.to_s]
end
# Update the slugs for any model that is using this model as its
# FriendlyId scope.
def update_scopes
if changes = friendly_id_changes
friendly_id_config.child_scopes.each do |klass|
Slug.update_all "scope = '#{changes[1]}'", ["sluggable_type = ? AND scope = ?", klass.to_s, changes[0]]
end
end
end
def skip_friendly_id_validations
friendly_id.nil? && friendly_id_config.allow_nil?
end
def validate_friendly_id
if result = friendly_id_config.reserved_error_message(friendly_id)
self.errors.add(*result)
return false
end
end
end
end
end
Version data entries
27 entries across 27 versions & 2 rubygems