app/views/admin/document_batches/new.html.erb
<div class="admin-header clearfix">
<h1>Batch upload</h1>
</div>
<%= nested_form_for @document_batch,
url: (@event ? admin_event_document_batch_url(@event) : admin_document_batch_url),
html: {multipart: true, class: 'form-horizontal'} do |f| %>
<%= error_messages_for(@document_batch) %>
<%= f.hidden_field :event_id %>
<div class="control-group">
<label for="language_id" class="control-label">Language</label>
<div class="controls">
<%= f.select :language_id,
options_for_select(
@languages.map { |l| [l.name, l.id] },
@document_batch.language_id
)
%>
</div>
</div>
<div class="control-group">
<div class="control-group">
<label for="date" class="control-label">Date</label>
<div class="controls">
<%= f.text_field :date, :value => @document_batch.date, :class => "datepicker" %>
</div>
</div>
</div>
<div class="control-group">
<label for="is_public" class="control-label">Is public</label>
<div class="controls">
<%= f.check_box :is_public %>
</div>
</div>
<div id="document-form-template" class="hidden">
<label class="file-name control-label"></label>
<select>
<%= options_for_select(@document_types) %>
</select>
<input type="hidden">
</div>
<div class="control-group">
<label class="control-label">Documents</label>
<div class="controls">
<%= file_field_tag "document_batch[files][]", multiple: true, id: 'file-upload' %>
<div id="document-form-collection"></div>
</div>
</div>
<div class="control-group">
<div class="controls">
<%= f.submit 'Upload', class: 'btn btn-primary' %>
</div>
</div>
<% end %>