Special form theme symfony2 for use horizontal form with twitter bootstrap

form_horizontal.html.twig

{% extends "form_div_layout.html.twig" %}

{% block form_errors %}
  {% spaceless %}
    {% if errors|length > 0 %}
      {% for error in errors %}
          <label class="error">{{ error.message }}</label>
      {% endfor %}
    {% endif %}
  {% endspaceless %}
{% endblock form_errors %}
    
{% block form_label %}
  {% spaceless %}
      {% set label_attr = label_attr|merge({'class':(label_attr.class|default('') ~ ' control-label')}) %}
      {% if not compound %}
          {% set label_attr = label_attr|merge({'for': id}) %}
      {% endif %}
      {% if required %}
          {% set label_attr = label_attr|merge({'class': (label_attr.class|default('') ~ ' required')|trim}) %}
      {% endif %}
      {% if label is empty %}
          {% set label = name|humanize %}
      {% endif %}
      {% if form.vars.block_prefixes.2 not in ['checkbox', 'radio'] %}
      <label{% for attrname, attrvalue in label_attr %} {{ attrname }}="{{ attrvalue }}"{% endfor %}>
        {{ id|trans({}, 'forms') }}
        {% if required %}
        <span class="f_req" title="{% trans %}Ce champs est obligatoire{% endtrans %}">*</span>
        {% endif %}
      </label>
      {% endif %}
  {% endspaceless %}
{% endblock form_label %}
          
{% block checkbox_widget %}
{% spaceless %}
    <label class="checkbox">
      <input type="checkbox" {{ block('widget_attributes') }}{% if value is defined %} value="{{ value }}"{% endif %}{% if checked %} checked="checked"{% endif %} />
      {{ label|trans({}, 'forms') }}
    </label>
{% endspaceless %}
{% endblock checkbox_widget %}
          
{% block radio_widget %}
{% spaceless %}
    <label class="radio">
      <input type="radio" {{ block('widget_attributes') }}{% if value is defined %} value="{{ value }}"{% endif %}{% if checked %} checked="checked"{% endif %} />
      {{ label|trans({}, 'forms') }}
    </label>
{% endspaceless %}
{% endblock radio_widget %}

{% block form_row %}
  {% spaceless %}
    <div class="control-group{% if errors|length > 0 %} f_error{% endif %}">
      {{ form_label(form) }}
      <div class="controls">
        {{ form_widget(form) }}
        {{ form_errors(form) }}
      </div>
    </div>
  {% endspaceless %}
{% endblock %}
          
{% block form_widget_simple %}
{% spaceless %}
    {% set type = type|default('text') %}
    {% set prepend = prepend|default(false) %}
    {% set append = append|default(false) %}
    {% if append or prepend %}
    <div class="{% if append %}input-append{% endif %} {% if prepend %}input-prepend{% endif %}">
      {% if prepend %}<span class="add-on">{{ preprend|raw }}</span>{% endif %}
      <input type="{{ type }}" {{ block('widget_attributes') }} {% if value is not empty %}value="{{ value }}" {% endif %}/>
      {% if append %}<span class="add-on">{{ append|raw }}</span>{% endif %}
    </div>
    {% else %}
    <input type="{{ type }}" {{ block('widget_attributes') }} {% if value is not empty %}value="{{ value }}" {% endif %}/>
    {% endif %}
{% endspaceless %}
{% endblock form_widget_simple %}