theme_node_preview

• Drupal 4.6
• Drupal 4.7
• Drupal 5
• Drupal 6
• Drupal 7

Versions

4.6 – 6

theme_node_preview($node)

7

theme_node_preview($variables)

Display a node preview for display during node creation and editing.

Parameters

$node The node object which is being previewed.

Related topics

Default theme implementations

Functions and templates that present output to the user, and can be implemented by themes.

Code

modules/node/node.pages.inc, line 418

<?php
function theme_node_preview($node) {
  $output = '<div class="preview">';

  $preview_trimmed_version = FALSE;
  // Do we need to preview trimmed version of post as well as full version?
  if (isset($node->teaser) && isset($node->body)) {
    $teaser = trim($node->teaser);
    $body = trim(str_replace('<!--break-->', '', $node->body));

    // Preview trimmed version if teaser and body will appear different;
    // also (edge case) if both teaser and body have been specified by the user
    // and are actually the same.
    if ($teaser != $body || ($body && strpos($node->body, '<!--break-->') === 0)) {
      $preview_trimmed_version = TRUE;
    }
  }

  if ($preview_trimmed_version) {
    drupal_set_message(t('The trimmed version of your post shows what your post looks like when promoted to the main page or when exported for syndication.<span class="no-js"> You can insert the delimiter "&lt;!--break--&gt;" (without the quotes) to fine-tune where your post gets split.</span>'));
    $output .= '<h3>'. t('Preview trimmed version') .'</h3>';
    $output .= node_view(drupal_clone($node), 1, FALSE, 0);
    $output .= '<h3>'. t('Preview full version') .'</h3>';
    $output .= node_view($node, 0, FALSE, 0);
  }
  else {
    $output .= node_view($node, 0, FALSE, 0);
  }
  $output .= "</div>\n";

  return $output;
}
?>

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