Using the comment_driven_save function in the Comment Driven module

/**
 * These are properties that you will need to determine based on your situation
 * I am just hardcoding a random node that will be different for you
 */
$node = node_load(25)
 
//I use the current logged in user in my example
global $user;
 
//Set the comment properties
$comment['subject'] = 'My Comment Subject';
$comment['comment'] = 'This is the body of my comment';
$comment['uid'] = $user->uid; // the author of the comment
$comment['nid'] = $node->nid; // the node to which this comment belongs
 
//Set the node properties
//set the title of the node
$node['title'] = $node->title;
 
//here is an example of updating an integer field
$node['field_integer_example'][0]['value'] = 5;
 
//here is an example of updating a nodereference field
//my example sets the field to blank, however you could provide an array of nids
$node['field_ct_plus_dependencies']['nid']['nid'] = array();
 
//here is an example of updating a userreference field
//my example sets the current user as the assigned user
$node['field_ct_plus_assignees']['uid']['uid'][$user->uid] = $user->uid;
 
//if using casetracker plus, here is the code to update the duration field
//currently my code just keeps the duration field unchanged
$date1 = date_parse($node->field_ct_plus_duration[0]['value']);
$date2 = date_parse($node->field_ct_plus_duration[0]['value2']);
 
//this may vary depending on how you normally enter dates
//into the duration fields
$node['field_ct_plus_duration'][0]['value']['date'] =
  $date1['month'] . '/' . $date1['day'] . '/' . $date1['year'];
$node['field_ct_plus_duration'][0]['value2']['date'] =
  $date2['month'] . '/' . $date2['day'] . '/' . $date2['year'];
 
//save the comment
$comment_save = comment_driven_save($node, $comment, $errors);