121 lines
3.2 KiB
Ruby
121 lines
3.2 KiB
Ruby
class ThemeAsset
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include Locomotive::Mongoid::Document
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## Extensions ##
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include Models::Extensions::Asset::Vignette
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## fields ##
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field :slug
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field :content_type
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field :width, :type => Integer
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field :height, :type => Integer
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field :size, :type => Integer
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field :plain_text
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mount_uploader :source, ThemeAssetUploader
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## associations ##
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referenced_in :site
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## callbacks ##
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before_validation :sanitize_slug
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before_validation :store_plain_text
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before_save :set_slug
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## validations ##
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validate :extname_can_not_be_changed
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validates_presence_of :site, :source
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validates_presence_of :slug, :if => Proc.new { |a| a.new_record? && a.performing_plain_text? }
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validates_uniqueness_of :slug, :scope => [:site_id, :content_type]
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validates_integrity_of :source
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## accessors ##
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attr_accessor :performing_plain_text
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## methods ##
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%w{movie image stylesheet javascript font}.each do |type|
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define_method("#{type}?") do
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self.content_type == type
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end
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end
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def stylesheet_or_javascript?
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self.stylesheet? || self.javascript?
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end
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def plain_text
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if self.stylesheet_or_javascript?
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self.plain_text = self.source.read if read_attribute(:plain_text).blank?
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read_attribute(:plain_text)
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else
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nil
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end
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end
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def plain_text=(source)
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self.performing_plain_text = true if self.performing_plain_text.nil?
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write_attribute(:plain_text, source)
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end
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def performing_plain_text?
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return true if !self.new_record? && self.stylesheet_or_javascript? && self.errors.empty?
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!(self.performing_plain_text.blank? || self.performing_plain_text == 'false' || self.performing_plain_text == false)
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end
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def store_plain_text
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return if self.plain_text.blank?
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# replace /theme/<content_type>/<slug> occurences by the real amazon S3 url or local files
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sanitized_source = self.plain_text.gsub(/(\/theme\/([a-z]+)\/([a-z_\-0-9]+)\.[a-z]{2,3})/) do |url|
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content_type, slug = url.split('/')[2..-1]
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content_type = content_type.singularize
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slug = slug.split('.').first
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if asset = self.site.theme_assets.where(:content_type => content_type, :slug => slug).first
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asset.source.url
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else
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url
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end
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end
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self.source = CarrierWave::SanitizedFile.new({
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:tempfile => StringIO.new(sanitized_source),
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:filename => "#{self.slug}.#{self.stylesheet? ? 'css' : 'js'}"
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})
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end
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def shortcut_url # ex: /theme/stylesheets/application.css is a shortcut for a theme asset (content_type => stylesheet, slug => 'application')
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File.join('/theme', self.content_type.pluralize, "#{self.slug}#{File.extname(self.source_filename)}")
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rescue
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''
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end
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def to_liquid
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{ :url => self.source.url }.merge(self.attributes)
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end
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protected
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def sanitize_slug
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self.slug.slugify!(:underscore => true) if self.slug.present?
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end
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def set_slug
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if self.slug.blank?
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self.slug = File.basename(self.source_filename, File.extname(self.source_filename))
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self.sanitize_slug
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end
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end
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def extname_can_not_be_changed
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return if self.new_record?
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if File.extname(self.source.file.original_filename) != File.extname(self.source_filename)
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self.errors.add(:source, :extname_changed)
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end
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end
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end
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