function node_last_viewed

7.x node.module	`node_last_viewed($nid)`
6.x node.module	`node_last_viewed($nid)`

Retrieves the timestamp at which the current user last viewed the specified node.

3 calls to node_last_viewed()

comment_num_new in drupal-6.x/modules/comment/comment.module: Get number of new comments for current user and specified node.
node_mark in drupal-6.x/modules/node/node.module: Decide on the type of marker to be displayed for a given node.
node_tag_new in drupal-6.x/modules/node/node.module: Update the 'last viewed' timestamp of the specified node for current user.

File

drupal-6.x/modules/node/node.module, line 179: 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 node_last_viewed($nid) {
  global $user;
  static $history;

  if (!isset($history[$nid])) {
    $history[$nid] = db_fetch_object(db_query("SELECT timestamp FROM {history} WHERE uid = %d AND nid = %d", $user->uid, $nid));
  }

  return (isset($history[$nid]->timestamp) ? $history[$nid]->timestamp : 0);
}