farmOS/template.php

<?php
/**
 * @file
 * Farm theme template.php
 */

/**
 * Implements hook_form_alter().
 */
function farm_theme_form_alter(&$form, &$form_state, $form_id) {

  // Views Exposed (filters and sort) form:
  if ($form_id == 'views_exposed_form') {

    /**
     * Wrap the exposed form in a Bootstrap collapsed panel.
     */

    // Form prefix HTML:
    $form['#prefix'] = '
<div class="panel panel-default">
  <div class="panel-heading" role="tab" id="' . $form['#id'] . '-panel-heading">
    <h4 class="panel-title">
      <a class="collapsed" data-toggle="collapse" href="#' . $form['#id'] . '-panel-body" aria-expanded="false" aria-controls="' . $form['#id'] . '-panel-body">
        Filter/Sort
      </a>
    </h4>
  </div>
  <div id="' . $form['#id'] . '-panel-body" class="panel-collapse collapse" role="tabpanel" aria-labelledby="' . $form['#id'] . '-panel-heading" aria-expanded="false" style="height: 0px;">
    <div class="panel-body">';

    // Form suffix HTML:
    $form['#suffix'] = '
    </div>
  </div>
</div>';
  }

  // Views Bulk Operations form:
  else if (strpos($form_id, 'views_form_') === 0 && !empty($form['select'])) {

    // Add some JavaScript to hide the VBO buttons until items are selected.
    drupal_add_js(drupal_get_path('theme', 'farm_theme') . '/js/vbo.js');

    // Move VBO buttons to the bottom.
    $form['select']['#weight'] = 100;
  }
}

/**
 * Implements hook_entity_view_alter().
 */
function farm_theme_entity_view_alter(&$build, $type) {

  // If the entity is not a farm_asset, bail.
  if ($type != 'farm_asset') {
    return;
  }

  // If there is a farm images field, float it in the top left.
  if (!empty($build['field_farm_images'])) {

    // Wrap it in a floated div.
    $build['field_farm_images']['#prefix'] = '<div class="col-md-6">';
    $build['field_farm_images']['#suffix'] = '</div>';

    // Put everything else into another div and move it to the top so it
    // aligns left.
    $build['fields'] = array(
      '#prefix' => '<div class="col-md-6">',
      '#suffix' => '</div>',
      '#weight' => -100,
    );
    $elements = element_children($build);
    foreach ($elements as $element) {
      if (!in_array($element, array('field_farm_images', 'fields'))) {
        $build['fields'][$element] = $build[$element];
        unset($build[$element]);
      }
    }
  }
}

/**
 * Implements hook_preprocess_page().
 */
function farm_theme_preprocess_page(&$vars) {

  // Remove from taxonomy term pages:
  // "There is currently no content classified with this term."
  if (isset($vars['page']['content']['system_main']['no_content'])) {
    unset($vars['page']['content']['system_main']['no_content']);
  }

  // Add "Powered by farmOS" to the footer.
  $vars['page']['footer'][] = array(
    '#type' => 'markup',
    '#markup' => '<div style="text-align: center;"><small>' . t('Powered by') . ' ' . l('farmOS', 'http://farmos.org') . '</small></div>',
  );
}