# For the purposes of searching and grouping items which appear similar to
# end users but have different representations in the data model
module SearchModelInterface
  JNLPJavaRequirement  = "JNLPJavaRequirement"
  NoJavaRequirement    = "NoJavaRequirement"
  def self.included(clazz)
    ## add before_save hooks
    clazz.class_eval do
      acts_as_taggable_on :cohorts
    end
  end

  def material_type
    return self.class.name.to_s
  end

  # TODO: We intend to support icons for activities. Until that's a real attribute, have this stub method.
  def icon_image
    if self.respond_to? :thumbnail_url 
      return self.thumbnail_url
    end
    return nil
  end

  def offerings_by_clazz(clazz_ids)
    self.offerings.find(:clazz_id => clazz_ids)
  end

  def java_requirements
    case self
    when Investigation
      return JNLPJavaRequirement
    when Activity
      return JNLPJavaRequirement
    else
      return NoJavaRequirement
    end
  end
end
# For the purposes of searching and grouping items which appear similar to
# end users but have different representations in the data model
module SearchModelInterface
  JNLPJavaRequirement  = "JNLPJavaRequirement"
  NoJavaRequirement    = "NoJavaRequirement"
  def self.included(clazz)
    ## add before_save hooks
    clazz.class_eval do
      acts_as_taggable_on :cohorts
    end
  end

  def material_type
    return self.class.name.to_s
  end

  # TODO: We intend to support icons for activities. Until that's a real attribute, have this stub method.
  def icon_image
    self.respond_to?(:thumbnail_url) && !self.thumbnail_url.blank? ? self.thumbnail_url : nil
  end

  def offerings_by_clazz(clazz_ids)
    self.offerings.find(:clazz_id => clazz_ids)
  end

  def java_requirements
    case self
    when Investigation
      return JNLPJavaRequirement
    when Activity
      return JNLPJavaRequirement
    else
      return NoJavaRequirement
    end
  end
end
Fix activity icon on details page when thumbnail is not defined
Fix activity icon on details page when thumbnail is not defined

[#72639394]
