Deletes a node revision.
$revision_id: The revision ID to delete.
function node_revision_delete($revision_id) {
if ($revision = node_load(NULL, $revision_id)) {
// Prevent deleting the current revision.
$node = node_load($revision->nid);
if ($revision_id == $node->vid) {
return FALSE;
}
db_delete('node_revision')
->condition('nid', $revision->nid)
->condition('vid', $revision->vid)
->execute();
module_invoke_all('node_revision_delete', $revision);
field_attach_delete_revision('node', $revision);
return TRUE;
}
return FALSE;
}