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# Methods added to this helper will be available to all templates in the application.
module ApplicationHelper
def form_error_messages(form_object)
object = form_object.is_a?(ActionView::Helpers::FormBuilder) ? form_object.object : form_object
return "" unless object && object.errors.any?
content_tag(:div, :class => "error_messages") do
content_tag(:ul) do
object.errors.full_messages.map do |msg|
content_tag(:li, msg)
end.join.html_safe
end
end
end
def resolve_kind_text(value)
value.respond_to?(:call) ? value.call : value
end
# Cache-busts a static file living directly under public/, outside the
# asset pipeline -- used by both the admin and public layouts, since
# neither loads its static CSS/JS through Sprockets (admin_bundle.js is
# the one exception; it already gets pipeline fingerprinting for free).
# Raises rather than silently omitting the version param: a missing
# file here means the page is already broken, and failing loudly beats
# a confusing "why is the browser still showing the old version" report
# days later.
def mtime_busted_path(path)
file = Rails.public_path.join(path.sub(%r{\A/}, ""))
raise "Static asset not found for cache-busting: #{path} (looked for #{file})" unless File.exist?(file)
"#{path}?v=#{File.mtime(file).to_i}"
end
end
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