hook_node_operations

=== modified file 'modules/node/node.module'--- modules/node/node.module	+++ modules/node/node.module	@@ -910,13 +910,17 @@ function node_last_changed($nid) {  */ function node_operations() {   $operations = array(-    'approve' =>   array(t('Approve the selected posts'), 'UPDATE {node} SET status = 1 WHERE nid = %d'),-    'promote' =>   array(t('Promote the selected posts'), 'UPDATE {node} SET status = 1, promote = 1 WHERE nid = %d'),-    'sticky' =>    array(t('Make the selected posts sticky'), 'UPDATE {node} SET status = 1, sticky = 1 WHERE nid = %d'),-    'demote' =>    array(t('Demote the selected posts'), 'UPDATE {node} SET promote = 0 WHERE nid = %d'),-    'unpublish' => array(t('Unpublish the selected posts'), 'UPDATE {node} SET status = 0 WHERE nid = %d'),+    'approve' =>   array(t('Approve the selected posts'), array('query' => 'UPDATE {node} SET status = 1 WHERE nid = %d')),+    'promote' =>   array(t('Promote the selected posts'), array('query' => 'UPDATE {node} SET status = 1, promote = 1 WHERE nid = %d')),+    'sticky' =>    array(t('Make the selected posts sticky'), array('query' => 'UPDATE {node} SET status = 1, sticky = 1 WHERE nid = %d')),+    'demote' =>    array(t('Demote the selected posts'), array('query' => 'UPDATE {node} SET promote = 0 WHERE nid = %d')),+    'unpublish' => array(t('Unpublish the selected posts'), array('query' => 'UPDATE {node} SET status = 0 WHERE nid = %d')),     'delete' =>    array(t('Delete the selected posts'), '')   );+  // Allow other modules to add mass operations+  $extra = module_invoke_all('node_operations');+  $operations = array_merge($operations, $extra);+   return $operations; } @@ -1089,16 +1093,47 @@ function node_filter_form_submit() {  */ function node_admin_nodes_submit($form_id, $edit) {   $operations = node_operations();-  if ($operations[$edit['operation']][1]) {+  // Filter out unchecked nodes+  $nodes = array_diff($edit['nodes'], array(0));+  $operation = $operations[$edit['operation']][1];+  // Database query operation.+  if ($operation['query']) {     // Flag changes-    $operation = $operations[$edit['operation']][1];-    foreach ($edit['nodes'] as $nid => $value) {-      if ($value) {-        db_query($operation, $nid);-      }+    $query = $operation['query'];+    foreach ($nodes as $nid) {+        db_query($query, $nid);     }     drupal_set_message(t('The update has been performed.'));   }+  // Function callback operation.+  elseif ($operation['callback']) {+    $function = $operation['callback'];+    if ($operation['callback arguments']) {+      $args = array_merge(array($nodes), $operation['callback arguments']);+    }+    else {+      $args = array($nodes);+    }+    call_user_func_array($function, $args);+    drupal_set_message(t('The update has been performed.'));+  }+}++function node_node_operations() {+  global $user;+  $operations = array(+    'owner' =>   array(t('Change ownership to root user'), array('query' => 'UPDATE {node} SET uid = 1 WHERE nid = %d')),+    'print' =>   array(t('Print title & current user'), array('callback' => 'node_print_title', 'callback arguments' => array($user->name))),+  );++  return $operations;+}++function node_print_title($nodes, $name) {+  foreach ($nodes as $nid) {+  	$node = node_load($nid);+  	drupal_set_message("$name: $node->title");+  } }  function node_admin_nodes_validate($form_id, $edit) {