function date_update_5100 in Date 5.2

Same name and namespace in other branches

1. 5 date.install \date_update_5100()
2. 6 date/date.install \date_update_5100()

Prepare for Version 5.2 updates, make changes to field and widget settings.

File

date/date.install, line 194

Code

function date_update_5100() {
  $ret = array();
  drupal_load('module', 'content');
  $fields = content_fields();
  foreach ($fields as $field) {
    if (strstr($field['type'], 'date')) {
      $field_settings = unserialize(db_result(db_query("SELECT global_settings from {node_field} where field_name = '%s'", $field['field_name'])));
      $widget_settings = unserialize(db_result(db_query("SELECT widget_settings from {node_field_instance} where field_name = '%s'", $field['field_name'])));

      // Move input format from field settings to widget settings, where it should have been all along.
      $input_format = $field_settings['input_format'];
      $input_format_custom = $field_settings['input_format_custom'];
      $widget_settings['input_format'] = $input_format;
      $widget_settings['input_format_custom'] = $input_format_custom;

      // New PHP 5 date handling will handle timezone formats correctly, so
      // add timezone formats to format string and drop old setting for tracking zones.
      $replace = array(
        '0000' => 'O',
        '00:00' => 'P',
        'name' => 'e',
        '' => '',
      );
      if (!empty($field_settings['output_format_zone'])) {
        $field_settings['output_format_date'] .= ' ' . $replace[$field_settings['output_format_zone']];
        if (!empty($field_settings['output_format_custom'])) {
          $field_settings['output_format_custom'] .= ' ' . $replace[$field_settings['output_format_zone']];
        }
      }
      if (!empty($field_settings['output_format_zone_short'])) {
        $field_settings['output_format_date_short'] .= ' ' . $replace[$field_settings['output_format_zone_short']];
        if (!empty($field_settings['output_format_custom_short'])) {
          $field_settings['output_format_custom_short'] .= ' ' . $replace[$field_settings['output_format_zone_short']];
        }
      }
      if (!empty($field_settings['output_format_zone_medium'])) {
        $field_settings['output_format_date_medium'] .= ' ' . $replace[$field_settings['output_format_zone_medium']];
        if (!empty($field_settings['output_format_custom_medium'])) {
          $field_settings['output_format_custom_medium'] .= ' ' . $replace[$field_settings['output_format_zone_medium']];
        }
      }
      if (!empty($field_settings['output_format_zone_long'])) {
        $field_settings['output_format_date_long'] .= ' ' . $replace[$field_settings['output_format_zone_long']];
        if (!empty($field_settings['output_format_custom_long'])) {
          $field_settings['output_format_custom_long'] .= ' ' . $replace[$field_settings['output_format_zone_long']];
        }
      }

      // Add new timezone_db setting.
      // For now this is fixed at 'UTC', but it provides a method to store a different timezone in the future.
      $field_settings['timezone_db'] = 'UTC';

      // Change select_year, select_month, select_day to array of text_parts and add to widget settings.
      $text_parts = array();
      if (isset($widget_settings['select_year']) && empty($widget_settings['select_year'])) {
        $text_parts[] = 'year';
      }
      if (isset($widget_settings['select_month']) && empty($widget_settings['select_month'])) {
        $text_parts[] = 'mon';
      }
      if (isset($widget_settings['select_day']) && empty($widget_settings['select_day'])) {
        $text_parts[] = 'mday';
      }
      $widget_settings['text_parts'] = $text_parts;

      // Combine years_back and years_forward into single year_range
      $widget_settings['year_range'] = '-' . intval(isset($widget_settings['years_back']) ? $widget_settings['years_back'] : 3) . ':+' . intval(isset($widget_settings['years_forward']) ? $widget_settings['years_forward'] : 3);

      // Clean up settings by removing all that are not valid.
      $fields = array(
        'granularity',
        'field_timezone',
        'timezone_db',
        'tz_handling',
        'todate',
        'output_format_date',
        'output_format_date_short',
        'output_format_date_medium',
        'output_format_date_long',
        'output_format_custom',
        'output_format_custom_short',
        'output_format_custom_medium',
        'output_format_custom_long',
      );
      foreach (array_keys($field_settings) as $setting) {
        if (!in_array($setting, $fields)) {
          unset($field_settings[$setting]);
        }
      }
      $widgets = array(
        'default_value',
        'default_value_custom',
        'default_value2',
        'default_value_custom2',
        'input_format',
        'input_format_custom',
        'increment',
        'text_parts',
        'year_range',
      );
      foreach (array_keys($widget_settings) as $setting) {
        if (!in_array($setting, $widgets)) {
          unset($widget_settings[$setting]);
        }
      }

      // Save the new settings. Use db_query instead of update_sql to get proper handling for serialized array and
      // because the query must be run immediately so we can rebuild the cache.
      db_query("UPDATE {node_field} SET global_settings = '%s' WHERE field_name='%s'", serialize($field_settings), $field['field_name']);
      db_query("UPDATE {node_field_instance} SET widget_settings = '%s' WHERE field_name='%s'", serialize($widget_settings), $field['field_name']);
      $ret[] = array(
        'success' => TRUE,
        'query' => 'field settings updated to ' . serialize($field_settings) . '<br />widget settings updated to ' . serialize($widget_settings),
      );
    }
  }

  // Rebuild the cache.
  content_clear_type_cache();
  return $ret;
}