101 lines
3.2 KiB
Ruby
101 lines
3.2 KiB
Ruby
module Locomotive
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class EditableElement
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include ::Mongoid::Document
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## fields ##
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field :slug
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field :block
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field :hint
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field :priority, :type => Integer, :default => 0
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field :fixed, :type => Boolean, :default => false
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field :disabled, :type => Boolean, :default => false, :localize => true
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field :from_parent, :type => Boolean, :default => false
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field :locales, :type => Array, :default => []
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## associations ##
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embedded_in :page, :class_name => 'Locomotive::Page', :inverse_of => :editable_elements
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## validations ##
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validates_presence_of :slug
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## callbacks ##
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after_save :propagate_content, :if => :fixed?
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## scopes ##
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scope :by_priority, :order_by => [[:priority, :desc]]
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## methods ##
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def disabled?
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!!self.disabled # the original method does not work quite well with the localization
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end
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# Determines if the current element can be edited in the back-office
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#
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def editable?
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!self.disabled? && self.locales.include?(::Mongoid::Fields::I18n.locale.to_s) && (!self.fixed? || !self.from_parent?)
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end
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def _run_rearrange_callbacks
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# callback from page/tree. not needed in the editable elements
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end
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def default_content?
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# needs to be overridden for each kind of elements
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true
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end
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# Copy attributes extracted from the corresponding Liquid tag
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# Each editable element overrides this method.
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#
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# @param [ Hash ] attributes The up-to-date attributes
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#
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def copy_attributes(attributes)
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self.attributes = attributes
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end
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# Copy attributes from an existing editable element coming
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# from the parent page. Each editable element may or not
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# override this method. The source element is a new record.
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#
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# @param [ EditableElement] el The source element
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#
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def copy_attributes_from(el)
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self.attributes = el.attributes.reject { |attr| !%w(slug block hint priority fixed disabled locales from_parent).include?(attr) }
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self.from_parent = true
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end
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# Make sure the current locale is added to the list
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# of locales for the current element so that we know
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# in which languages the element was translated.
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#
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def add_current_locale
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locale = ::Mongoid::Fields::I18n.locale.to_s
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self.locales << locale unless self.locales.include?(locale)
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end
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protected
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def _selector
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locale = ::Mongoid::Fields::I18n.locale
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{
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'site_id' => self.page.site_id,
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"template_dependencies.#{locale}" => { '$in' => [self.page._id] },
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'editable_elements.fixed' => true,
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'editable_elements.block' => self.block,
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'editable_elements.slug' => self.slug
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}
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end
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# Update the value (or content) of the elements matching the same block/slug
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# as the current element in all the pages inheriting from the current page.
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# This method is called only if the element has the "fixed" property set to true.
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# It also needs to be overridden for each kind of elements (file, short text, ...etc)
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#
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def propagate_content
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true
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end
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end
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end |