Implements hook_delete().

This function takes a node and if the delete button has been chosen by the user, the contact and it's details will be removed.Following,given the node-ID, the instance will be deleted from the 'chado_contact' table.

@parm $node Then node which contains the information stored within the node-ID

Related topics

File

tripal_contact/includes/tripal_contact.chado_node.inc, line 566

Implements drupal node hooks.

Code

function chado_contact_delete(&$node) {

  $contact_id = chado_get_id_from_nid('contact', $node->nid);

  // if we don't have a contact id for this node then this isn't a node of
  // type chado_contact or the entry in the chado_contact table was lost.
  if (!$contact_id) {
    return;
  }

  // Remove data from {chado_contact}, {node} and {node_revisions} tables of
  // drupal database
  $sql_del = "DELETE FROM {chado_contact} WHERE nid = :nid AND vid = :vid";
  db_query($sql_del, array(':nid' => $node->nid, ':vid' => $node->vid));
  $sql_del = "DELETE FROM {node_revision} WHERE nid = :nid AND vid = :vid";
  db_query($sql_del, array(':nid' => $node->nid, ':vid' => $node->vid));
  $sql_del = "DELETE FROM {node} WHERE nid = :nid AND vid = :vid";
  db_query($sql_del, array(':nid' => $node->nid, ':vid' => $node->vid));

  // Remove data from contact and contactprop tables of chado database as well
  chado_query("DELETE FROM {contactprop} WHERE contact_id = :contact_id", array(':contact_id' => $contact_id));
  chado_query("DELETE FROM {contact} WHERE contact_id = :contact_id", array(':contact_id' => $contact_id));
}