function node_revision_overview

Page callback: Generates an overview table of older revisions of a node.

Parameters

Node $node: A node object.

Return value

array: An array as expected by backdrop_render().

See also

node_menu()

File

modules/node/node.pages.inc, line 871

Callbacks for adding, editing, and deleting content and managing revisions.

Code

function node_revision_overview($node) {
  backdrop_set_title(t('Revisions for %title', array('%title' => $node->title)), PASS_THROUGH);

  $header = array(t('Revision'), t('Operations'));

  $revisions = node_revision_list($node);

  $rows = array();
  $revert_permission = FALSE;
  if ((user_access('revert revisions') || user_access('administer nodes')) && node_access('update', $node)) {
    $revert_permission = TRUE;
  }
  $delete_permission = FALSE;
  if ((user_access('delete revisions') || user_access('administer nodes')) && node_access('delete', $node)) {
    $delete_permission = TRUE;
  }
  foreach ($revisions as $revision) {
    $row = array();
    if ($revision->current_vid > 0) {
      $row[] = array('data' => t('!date by !username', array('!date' => l(format_date($revision->timestamp, 'short'), "node/$node->nid"), '!username' => theme('username', array('account' => $revision))))
        . (($revision->log != '') ? '<p class="revision-log">' . filter_xss($revision->log) . '</p>' : ''),
        'class' => array('revision-current'));
      $row[] = array('data' => backdrop_placeholder(t('current revision')), 'class' => array('revision-current'));
    }
    else {
      $row[] = t('!date by !username', array('!date' => l(format_date($revision->timestamp, 'short'), "node/$node->nid/revisions/$revision->vid/view"), '!username' => theme('username', array('account' => $revision))))
        . (($revision->log != '') ? '<p class="revision-log">' . filter_xss($revision->log) . '</p>' : '');
      if ($revert_permission) {
        $links['revert'] = array(
          'title' => t('Revert'),
          'href' => "node/$node->nid/revisions/$revision->vid/revert",
        );
      }
      if ($delete_permission) {
        $links['delete'] = array(
          'title' => t('Delete'),
          'href' => "node/$node->nid/revisions/$revision->vid/delete",
        );
      }
      $row[] = array(
        'data' => array(
          '#type' => 'operations',
          '#links' => $links,
        ),
      );
    }
    $rows[] = $row;
  }

  $build['node_revisions_table'] = array(
    '#theme' => 'table',
    '#rows' => $rows,
    '#header' => $header,
    '#attached' => array(
      'css' => array(backdrop_get_path('module', 'node') . '/css/node.admin.css'),
    ),
  );

  return $build;
}