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function multichoice_uninstall in Quiz 6.6

Same name and namespace in other branches
  1. 8.6 question_types/quiz_multichoice/quiz_multichoice.install \multichoice_uninstall()
  2. 8.4 question_types/multichoice/multichoice.install \multichoice_uninstall()
  3. 8.5 question_types/quiz_multichoice/quiz_multichoice.install \multichoice_uninstall()
  4. 5.2 multichoice.install \multichoice_uninstall()
  5. 6.2 multichoice.install \multichoice_uninstall()
  6. 6.3 question_types/multichoice/multichoice.install \multichoice_uninstall()
  7. 6.4 question_types/multichoice/multichoice.install \multichoice_uninstall()
  8. 6.5 question_types/multichoice/multichoice.install \multichoice_uninstall()
  9. 7.6 question_types/multichoice/multichoice.install \multichoice_uninstall()
  10. 7 question_types/multichoice/multichoice.install \multichoice_uninstall()
  11. 7.4 question_types/multichoice/multichoice.install \multichoice_uninstall()
  12. 7.5 question_types/multichoice/multichoice.install \multichoice_uninstall()

Implementation of hook_uninstall()

File

question_types/multichoice/multichoice.install, line 121
Multichoice Install (a quiz question type)

Code

function multichoice_uninstall() {
  drupal_uninstall_schema('multichoice');

  // Delete from nodes and node_revisions.

  /*
  switch ($GLOBALS['db_type']) {
    case 'mysql':
    case 'mysqli':
      db_query('DELETE FROM {node}, {node_revisions}, {quiz_node_question_properties} USING {node} LEFT JOIN {node_revisions} USING (nid) LEFT JOIN {quiz_node_question_properties} USING (nid) WHERE type IN ("multichoice")');
      break;
    case 'pgsql':
      db_query("DELETE FROM {quiz_node_question_properties} WHERE nid IN (SELECT nid FROM {node} WHERE type IN ('multichoice'))");
      db_query("DELETE FROM {node_revisions} WHERE nid IN (SELECT nid FROM {node} WHERE type IN ('multichoice'))");
      db_query("DELETE FROM {node} WHERE type IN ('multichoice')");
      break;
  }
  */

  // Truncate the cache so users don't run into any unexpected errors.
  cache_clear_all('variables', 'cache');

  // Inform the user that uninstall was sucessful.
  drupal_set_message(t("The Multichoice module has been uninstalled. Multichoice nodes may still exist, but they will not function properly."));
}