app/helpers/documents_helper.rb
module DocumentsHelper
def document_attachment_file_name(document)
document.attachment_file_name
end
def document_errors_on_attachment(document)
document.errors[:attachment].join(', ') if document.errors.key?(:attachment)
end
def bytes_to_mega(bytes)
bytes / Numeric::MEGABYTE
end
def document_nested_field_wrapper_id(index)
"document_#{index}"
end
def render_destroy_document_link(builder, document)
if !document.persisted? && document.cached_attachment.present?
link_to t('documents.form.delete_button'),
direct_upload_destroy_url("direct_upload[resource_type]": document.documentable_type,
"direct_upload[resource_id]": document.documentable_id,
"direct_upload[resource_relation]": "documents",
"direct_upload[cached_attachment]": document.cached_attachment),
method: :delete,
remote: true,
class: "delete remove-cached-attachment"
else
link_to_remove_association document.new_record? ? t('documents.form.cancel_button') : t('documents.form.delete_button') , builder, class: "delete remove-document"
end
end
def render_attachment(builder, document)
klass = document.errors[:attachment].any? ? "error" : ""
klass = document.persisted? || document.cached_attachment.present? ? " hide" : ""
html = builder.label :attachment,
t("documents.form.attachment_label"),
class: "button hollow #{klass}"
html += builder.file_field :attachment,
label: false,
accept: accepted_content_types_extensions(document.documentable_type.constantize),
class: 'js-document-attachment',
data: {
url: document_direct_upload_url(document),
nested_document: true
}
html
end
def document_direct_upload_url(document)
direct_uploads_url("direct_upload[resource_type]": document.documentable_type,
"direct_upload[resource_id]": document.documentable_id,
"direct_upload[resource_relation]": "documents")
end
def document_item_link(document)
link_to "#{document.title} <small>(#{document.humanized_content_type} | \
#{number_to_human_size(document.attachment_file_size)}</small>)".html_safe,
document.attachment.url,
target: "_blank",
title: t("shared.target_blank_html")
end
end