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module ActiveAdminAddons
class AttachmentBuilder < CustomBuilder
KNOWN_EXTENSIONS = %w{
3gp 7z ace ai aif aiff amr asf asx bat bin bmp bup cab cbr cda cdl cdr chm
dat divx dll dmg doc docx dss dvf dwg eml eps exe fla flv gif gz hqx htm html
ifo indd iso jar jpeg jpg lnk log m4a m4b m4p m4v mcd mdb mid mov mp2 mp3 mp4
mpeg mpg msi mswmm ogg pdf png pps ppt pptx ps psd pst ptb pub qbb qbw qxd ram
rar rm rmvb rtf sea ses sit sitx ss swf tgz thm tif tmp torrent ttf txt
vcd vob wav wma wmv wps xls xlsx xpi zip
}
def icon_for_filename(filename)
for_ext File.extname(filename.to_s)
end
def for_ext(file_extension)
ext = file_extension.start_with?(".") ? file_extension[1..-1] : file_extension
ext.downcase!
ext = "unknown" unless KNOWN_EXTENSIONS.include?(ext)
"fileicons/file_extension_#{ext}.png"
end
def build_label
icon = icon_for_filename(file.original_filename)
style = { width: "20", height: "20", style: "margin-right: 5px; vertical-align: middle;" }
icon_img = context.image_tag(icon, style)
text = label_text
context.content_tag(:span) do
context.concat(icon_img)
context.safe_concat(text)
end
end
def label_text
label = if options[:label].nil?
file.original_filename
elsif options[:label].is_a? Proc
options[:label].call(model).to_s
else
options[:label].to_s
end
options[:truncate] ? context.truncate(label) : label
end
def render
raise "you need to pass a paperclip attribute" unless file.respond_to?(:url)
options[:truncate] = options.fetch(:truncate, true)
return nil unless file.exists?
context.link_to(build_label, file.url, target: "_blank", class: "attachment-link")
end
def file
model.send(attribute)
end
end
end
ActiveAdminAddons::AttachmentBuilder.create_view_methods
Version data entries
10 entries across 10 versions & 1 rubygems