seminar/app/views/seminars/_contribute_form.html.erb

<fieldset>
  <% unless f.object.new_record? %>
    <%= f.hidden_field :id %>
  <% end %>
  <% if @seminar.seminar_submission_field_sets.count != 0
       data1 = @seminar.seminar_submission_field_sets.select{|v| v.field_name=='title'}[0]
       data2 = @seminar.seminar_submission_field_sets.select{|v| v.field_name=='description'}[0]
       data3 = @seminar.seminar_submission_field_sets.select{|v| v.field_name=='file'}[0]
       show1 = !(data1.disabled)
       show2 = !(data2.disabled)
       show3 = !(data3.disabled)
       name1 = data1['name'][I18n.locale]
       name2 = data2['name'][I18n.locale]
       name3 = data3['name'][I18n.locale]
       plc1  = data1['placeholder'][I18n.locale]
       plc2  = data2['placeholder'][I18n.locale]==t('seminar_signup.description') ? '' : data2['placeholder'][I18n.locale]
       plc3  = data3['placeholder'][I18n.locale]==t('seminar_signup.file') ? '' : data3['placeholder'][I18n.locale]
     else
       show1 = true
       show2 = true
       show3 = true
       name1 = t('seminar_signup.title')
       name2 = t('seminar_signup.description')
       name3 = t('seminar_signup.file')
       plc1  = t('seminar_signup.title')
       plc2  = ''
       plc3  = ''
     end 
  %>
  <% if show1 %>
    <div class="form-group">
      <label for="file_name" class="col-sm-2 control-label">*<%= name1 %></label>
      <div class="col-sm-10">
        <%= f.text_field :title, :class=>"input-medium form-control", :id=>'name', :placeholder=> plc1, :required => true %>
      </div>
    </div>
  <% end %>
  <% if show2 %>
    <div class="form-group" style="display: flex;justify-content: flex-end;text-align: right;">
      <span style="margin-right: 0.5em;">
      <% required = @seminar.enable_summary_choice %>
      <label for="description" class="col-sm-2 control-label" style="display: contents;">
        <%=required ? '*' : '' %><%= name2 %>    
      </label>
      <br>
      <%= "(#{plc2})" if !(plc2.to_s.blank?) %>
      </span>
      <div class="col-sm-10" id="description" required="required">
        <% if @seminar.enable_summary_choice %>
          <% check_choices = Array(f.object.description) %>
          <% if @seminar.summary_chioice_type == "select" %>
            <%= f.select :description,options_for_select(@seminar.summary_chioices.map.with_index{|v,i| [v,i]},check_choices),{},{:style=>"float: left;",:required=>"required"} %>
          <% else %>
            <% multiple = @seminar.summary_chioice_type == "checkbox" %>
            <% @seminar.summary_chioices.each_with_index do |c,i| %>
              <label class="inline-label">
                <input type="<%=@seminar.summary_chioice_type%>" name="<%=f.object_name%>[description]<%= (multiple ? '[]' : '')%>" value="<%=i%>" <%= "checked=checked" if check_choices.include?(i.to_s)%>>
                <%=c%>
              </label>
            <% end %>
          <% end %>
        <% else %>
          <%= f.text_area :description, rows: 5, :class=>"ckeditor input-medium form-control", :placeholder=> plc2 %>
        <% end %>
      </div>
    </div>
  <% end %>
  <% if show3 %>
    <div class="form-group" style="display: flex;justify-content: flex-end;text-align: right;">
      <span style="margin-right: 0.5em;">
      <label for="note" class="col-sm-2 control-label" style="display: contents;">
        *<%= name3 %>    
      </label>
      <br>
      <%= "(#{plc3})" if !(plc3.to_s.blank?) %>
      </span>
      <div class="col-sm-10">
        <label style="float: left;border-color: #666666" class="btn">
          <%= f.file_field :file, :required => f.object.new_record?, :style=>"position: absolute;width: 0.00000001em;" %>
          <%= t('seminar_signup.load_file') %>
        </label>
        <div class="filename" style="float: left;margin-left: 0.3em; "><%= f.object["file"] if f.object.file.present? %></div>
      </div>
    </div>
  <% end %>
  <% @seminar.seminar_submission_fields.asc(:_id).each  do |rf| %>
    <div class="form-group" style="<%= rf.markup=='text_area' ? 'display: flex;justify-content: flex-end;text-align: right;' : '' %>">
     <%= rf.block_helper(@seminar,@form_index,false,"seminar_signup_contribute",@con, rf.to_require,rf) %>
    </div>
    <% @form_index = @form_index +1 %>
  <% end %>
  <div class="form-group">
    <div class="col-sm-offset-2 col-sm-10">
      <input type="hidden" name="referer_url" value="<%= request.original_url.split(request.env["HTTP_HOST"]).last.split('?').first %>">
      <input type="hidden" name="seminar_signup_contribute[seminar_signup_id]" value="<%= session[:seminar_signup_id] %>">
      <%= f.submit "Submit", class: 'btn btn-primary', :id => 'button-mail' %>
      <%= f.button "Delete", type: 'reset', class: 'btn' %>
    </div>
  </div>
</fieldset>
<script type="text/javascript">
  $("input[type=\"file\"]").change(function(){
    var file_name = "";
    if($(this).prop("files").length != 0){
      file_name = $(this).prop("files")[0].name;
    }
    $(this).parent().next(".filename").text(file_name)
  })
  $("form.form-horizontal").submit(function(){
    var flag = true;
    $("div[required=\"required\"]").each(function(i,v){
      if($(v).find("input:checked").length == 0){
        $(v).find("input").attr("required","required");
        flag = false;
      }else{
        $(v).find("input").removeAttr("required");
      }
    })
    return flag;
  })
  $("form.form-horizontal [type=\"submit\"]").click(function(){
    var flag = true;
    $("div[required=\"required\"]").each(function(i,v){
      if($(v).find("input:checked").length == 0){
        $(v).find("input").attr("required","required");
        flag = false;
      }else{
        $(v).find("input").removeAttr("required")
      }
    })
    return flag;
  })
</script>
<style type="text/css">
  .inline-label{
    float: left;
    cursor: pointer;
  }
</style>