function template_preprocess_node in Drupal 7

Same name and namespace in other branches

1. 8 core/modules/node/node.module \template_preprocess_node()
2. 6 includes/theme.inc \template_preprocess_node()
3. 9 core/modules/node/node.module \template_preprocess_node()

Processes variables for node.tpl.php

Most themes utilize their own copy of node.tpl.php. The default is located inside "modules/node/node.tpl.php". Look in there for the full list of variables.

The $variables array contains the following arguments:

• $node
• $view_mode
• $page

See also

node.tpl.php

File

modules/node/node.module, line 1502

The core that allows content to be submitted to the site. Modules and scripts may programmatically submit nodes using the usual form API pattern.

Code

function template_preprocess_node(&$variables) {
  $variables['view_mode'] = $variables['elements']['#view_mode'];

  // Provide a distinct $teaser boolean.
  $variables['teaser'] = $variables['view_mode'] == 'teaser';
  $variables['node'] = $variables['elements']['#node'];
  $node = $variables['node'];
  $variables['date'] = format_date($node->created);
  $variables['name'] = theme('username', array(
    'account' => $node,
  ));
  $uri = entity_uri('node', $node);
  $variables['node_url'] = url($uri['path'], $uri['options']);
  $variables['title'] = check_plain($node->title);
  $variables['page'] = $variables['view_mode'] == 'full' && node_is_page($node);

  // Flatten the node object's member fields.
  $variables = array_merge((array) $node, $variables);

  // Helpful $content variable for templates.
  $variables += array(
    'content' => array(),
  );
  foreach (element_children($variables['elements']) as $key) {
    $variables['content'][$key] = $variables['elements'][$key];
  }

  // Make the field variables available with the appropriate language.
  field_attach_preprocess('node', $node, $variables['content'], $variables);

  // Display post information only on certain node types.
  if (variable_get('node_submitted_' . $node->type, TRUE)) {
    $variables['display_submitted'] = TRUE;
    $variables['submitted'] = t('Submitted by !username on !datetime', array(
      '!username' => $variables['name'],
      '!datetime' => $variables['date'],
    ));
    $variables['user_picture'] = theme_get_setting('toggle_node_user_picture') ? theme('user_picture', array(
      'account' => $node,
    )) : '';
  }
  else {
    $variables['display_submitted'] = FALSE;
    $variables['submitted'] = '';
    $variables['user_picture'] = '';
  }

  // Gather node classes.
  $variables['classes_array'][] = drupal_html_class('node-' . $node->type);
  if ($variables['promote']) {
    $variables['classes_array'][] = 'node-promoted';
  }
  if ($variables['sticky']) {
    $variables['classes_array'][] = 'node-sticky';
  }
  if (!$variables['status']) {
    $variables['classes_array'][] = 'node-unpublished';
  }
  if ($variables['teaser']) {
    $variables['classes_array'][] = 'node-teaser';
  }
  if (isset($variables['preview'])) {
    $variables['classes_array'][] = 'node-preview';
  }

  // Clean up name so there are no underscores.
  $variables['theme_hook_suggestions'][] = 'node__' . $node->type;
  $variables['theme_hook_suggestions'][] = 'node__' . $node->nid;
}