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# Methods added to this helper will be available to all templates in the application.
module ApplicationHelper
# Copied from error_messages_for in active_record_helper.rb
def foi_error_messages_for(*params)
options = params.last.is_a?(Hash) ? params.pop.symbolize_keys : {}
objects = params.collect {|object_name| instance_variable_get("@#{object_name}") }.compact
count = objects.inject(0) {|sum, object| sum + object.errors.count }
unless count.zero?
html = {}
[:id, :class].each do |key|
if options.include?(key)
value = options[key]
html[key] = value unless value.blank?
else
html[key] = 'errorExplanation'
end
end
error_messages = objects.map {|object| object.errors.full_messages.map {|msg| content_tag(:li, msg) } }
content_tag(:div,
content_tag(:p, 'Please correct the following and try again.') <<
content_tag(:ul, error_messages),
html
)
else
''
end
end
end
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