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module ErrorMessagesHelper | |
# Render error messages for the given objects. The :message and :header_message options are allowed. | |
def error_messages_for(*objects) | |
options = objects.extract_options! | |
options[:header_message] ||= t(:"errors.template.header", model: t(:"activerecord.models.#{objects.compact.first.class.name.downcase}"), count: objects.compact.first.errors.messages.size) | |
options[:message] ||= t(:"errors.template.body") | |
messages = objects.compact.map { |o| o.errors.full_messages }.flatten | |
unless messages.empty? | |
content_tag(:div, id: "error_explanation") do | |
list_items = messages.map { |msg| content_tag(:li, msg) } | |
content_tag(:h2, options[:header_message]) + content_tag(:p, options[:message]) + content_tag(:ul, list_items.join.html_safe) | |
end | |
end | |
end | |
module FormBuilderAdditions | |
def error_messages(options = {}) | |
@template.error_messages_for(@object, options) | |
end | |
end | |
end | |
ActionView::Helpers::FormBuilder.send(:include, ErrorMessagesHelper::FormBuilderAdditions) |
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This is great but where do we put it? I added it to
app/helpers
in a Rails 5 app and it doesnt seem to work.