function iframe_addorchange_column in Iframe 7

Helper: add or change one column

2 calls to iframe_addorchange_column()

iframe_update_7100 in ./iframe.install

Update 7100 : add new column "tokensupport"

iframe_update_7101 in ./iframe.install

Update 7101 : adjust or synchronize length of "url" field for all users

File

./iframe.install, line 95

Install, update and uninstall functions for the text module.

Code

function iframe_addorchange_column($field_suffix, $spec) {
  if (empty($field_suffix) || !is_array($spec) || !isset($spec['type'])) {
    die('Cannot add or change column!');
  }
  $fields = iframe_get_mymodule_fields();
  foreach ($fields as $field) {
    if (isset($field['storage']) && isset($field['storage']['type']) && 0 !== strcmp($field['storage']['type'], 'field_sql_storage')) {
      $message = t('Iframe: Cannot change field name @name because of different storage_type: @type.', array(
        '@name' => $field['field_name'],
        '@type' => $field['storage']['type'],
      ));
      drupal_set_message($message, 'warning');
      continue;
    }
    $table_prefixes = array(
      _field_sql_storage_tablename($field),
      _field_sql_storage_revision_tablename($field),
    );
    foreach ($table_prefixes as $table_prefix) {
      $field_name = $field['field_name'];

      // eg 'field_dimensions' ;
      $column = $field_name . '_' . $field_suffix;
      if (db_field_exists($table_prefix, $column)) {
        db_change_field($table_prefix, $column, $column, $spec);
      }
      else {
        db_add_field($table_prefix, $column, $spec);
      }
    }
  }
}