app/helpers/smithy/assets_helper.rb
module Smithy
module AssetsHelper
def asset_image_tag(asset_id)
asset = Smithy::Asset.find_by_id(asset_id)
return unless asset
image_tag(asset.url, :alt => asset.name)
end
def asset_preview_link(asset_id)
asset = Smithy::Asset.find_by_id(asset_id)
return unless asset
link_to attachment_url(asset, :file) do
if asset.file_type == :image
attachment_image_tag(asset, :file, :fit, 30, 30, alt: '')
elsif asset.file_type == :direct_image
attachment_image_tag(asset, :file, width: 30, alt: '')
else
image_tag file_type_icon(asset), alt: ''
end
end
end
def file_type_icon(asset)
case asset.file_type
when :image
nil
when :pdf
'smithy/icons/pdf.png'
when :word
'smithy/icons/doc.png'
when :excel
'smithy/icons/xls.png'
when :powerpoint
'smithy/icons/ppt.png'
when :text
'smithy/icons/txt.png'
when :document
'smithy/icons/_page.png'
when :default
'smithy/icons/_blank.png'
end
end
end
end