140 lines
3.5 KiB
Ruby
140 lines
3.5 KiB
Ruby
class ContentInstance
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include Mongoid::Document
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include Mongoid::Timestamps
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## extensions ##
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include CustomFields::ProxyClassEnabler
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include Extensions::Shared::Seo
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## fields (dynamic fields) ##
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field :_slug
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field :_position_in_list, :type => Integer, :default => 0
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field :_visible, :type => Boolean, :default => true
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## validations ##
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validate :require_highlighted_field
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validates :_slug, :presence => true, :uniqueness => { :scope => :content_type_id }
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## associations ##
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embedded_in :content_type, :inverse_of => :contents
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## callbacks ##
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before_validation :set_slug
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before_save :set_visibility
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before_create :add_to_list_bottom
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after_create :send_notifications
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## named scopes ##
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scope :latest_updated, :order_by => :updated_at.desc, :limit => Locomotive.config.latest_items_nb
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## methods ##
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delegate :site, :to => :content_type
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alias :visible? :_visible?
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alias :_permalink :_slug
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alias :_permalink= :_slug=
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def site_id # needed by the uploader of custom fields
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self.content_type.site_id
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end
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def highlighted_field_value
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self.send(self.content_type.highlighted_field_name)
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end
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alias :_label :highlighted_field_value
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def visible?
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self._visible || self._visible.nil?
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end
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def next
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content_type.contents.where(:_position_in_list => _position_in_list + 1).first()
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end
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def previous
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content_type.contents.where(:_position_in_list => _position_in_list - 1).first()
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end
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def errors_to_hash
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Hash.new.replace(self.errors)
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end
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def reload_parent!
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self.class.reload_parent!
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end
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def self.reload_parent!
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self._parent = self._parent.reload
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end
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def to_liquid
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Locomotive::Liquid::Drops::Content.new(self)
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end
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protected
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# Sets the slug of the instance by using the value of the highlighted field
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# (if available). If a sibling content instance has the same permalink then a
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# unique one will be generated
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def set_slug
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self._slug = highlighted_field_value.dup if _slug.blank? && highlighted_field_value.present?
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if _slug.present?
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self._slug.permalink!
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self._slug = next_unique_slug if slug_already_taken?
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end
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end
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# Return the next available unique slug as a string
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def next_unique_slug
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slug = _slug.gsub(/-\d*$/, '')
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last_slug = _parent.contents.where(:_id.ne => _id, :_slug => /^#{slug}-?\d*?$/i).order_by(:_slug).last._slug
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next_number = last_slug.scan(/-(\d)$/).flatten.first.to_i + 1
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[slug, next_number].join('-')
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end
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def slug_already_taken?
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_parent.contents.where(:_id.ne => _id, :_slug => _slug).any?
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end
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def set_visibility
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field = self.content_type.content_custom_fields.detect { |f| %w{visible active}.include?(f._alias) }
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self._visible = self.send(field._name) rescue true
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true
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end
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def add_to_list_bottom
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self._position_in_list = self.content_type.contents.size
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end
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def require_highlighted_field
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_alias = self.highlighted_field_alias
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if self.send(_alias).blank?
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self.errors.add(_alias, :blank)
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end
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end
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def highlighted_field_alias
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self.content_type.highlighted_field._alias.to_sym
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end
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def send_notifications
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return unless self.content_type.api_enabled? && !self.content_type.api_accounts.blank?
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accounts = self.content_type.site.accounts.to_a
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self.content_type.api_accounts.each do |account_id|
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next if account_id.blank?
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account = accounts.detect { |a| a.id.to_s == account_id.to_s }
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Admin::Notifications.new_content_instance(account, self).deliver
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end
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end
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end
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