{% set media_files = filesystem().find().depth(0).in(PATH_PROJECT ~ '/media/entries/' ~ query.id ~ '/').files() %}
<div class="form-group {% if properties.size %}{{ sizes[properties.size] }}{% else %}{{ sizes[12] }}{% endif %}">
    <label for="{{ field_id }}" class="form-control-title">{{ tr(properties.title) }}</label>
    <select class="form-control {{ properties.class }} js-select-media" name="{{ field_name }}">
        {% for media_file in media_files %}
            {% if media_file.getExtension() in flextype.registry.get('plugins.admin.settings.entries.media.accept_file_types') %}
                <option value="{{ media_file.getFilename() }}" {% if media_file.getFilename() == field_value %} selected="selected" {% endif %}>{{ query.id ~ '/' ~ media_file.getFilename() }}</option>
            {% endif %}
        {% endfor %}
    </select>
    {% if properties.help %}
        <small>{{ tr(properties.help)}}</small>
    {% endif %}
</div>