function typogrify_update_6002 in Typogrify 6

Upgrade Typogrify settings to the new format.

File

./typogrify.install, line 31

typogrify.install Upgrade hooks for the Typogrify module.

Code

function typogrify_update_6002() {
  $ret = array();
  $current_settings = array();

  // Iterate over the current settings, and try to match them to the old
  // ones.
  $search_query = db_query("SELECT name FROM {variable} WHERE name LIKE 'typogrify_%';");
  while ($row = db_fetch_array($search_query)) {
    $match = array();
    if (preg_match('/^typogrify_settings_(\\d+)$/', $row['name'], $match)) {
      $current_settings[$match[1]]['has_new_settings'] = TRUE;
    }
    elseif (preg_match('/^typogrify_is_([_\\w]+)_on_(\\d+)$/', $row['name'], $match)) {
      $current_settings[$match[2]][$match[1]] = variable_get($row['name'], NULL);
    }
    elseif (preg_match('/^typogrify_use_([\\w]+)_ligature_(\\d+)$/', $row['name'], $match)) {
      $current_settings[$match[2]]['ligatures'][$match[1]] = variable_get($row['name'], NULL);
    }
    elseif (preg_match('/^typogrify_use_unicode_for_([|<>=-]+)_(\\d+)$/', $row['name'], $match)) {
      $current_settings[$match[2]]['arrows'][$match[1]] = variable_get($row['name'], NULL);
    }

    // Unless it's the new settings, delete the setting.
    if (strpos($row['name'], 'typogrify_settings_') !== 0) {
      variable_del($row['name']);
    }
  }

  // Iterate over all the filter formats, snap up the old settings and
  // save new ones based on the old and the default settings.
  $filter_query = db_query("SELECT format FROM {filter_formats} WHERE 1");
  while ($format = db_result($filter_query)) {
    if (isset($current_settings[$format])) {
      $settings = $current_settings[$format];
    }
    else {
      $settings = array();
    }

    // The matching stuff above doesn't pick up the old Marksmarty
    // settings, so we'll grab those here.
    $marksmarty_on = variable_get('marksmarty_is_smarty_on_' . $format, NULL);
    if (!is_null($marksmarty_on)) {
      $settings['smartypants_enabled'] = $marksmarty_on;
      variable_del('marksmarty_is_smarty_on_' . $format);
    }
    $marksmarty_hyphens = variable_get('marksmarty_smarty_hyphens_' . $format, NULL);
    if (!is_null($marksmarty_hyphens)) {
      $settings['smartypants_hyphens'] = $marksmarty_hyphens;
      variable_del('marksmarty_smarty_hyphens_' . $format);
    }

    // Format already has settings and not the new settings format.
    if (!empty($settings) && !$settings['has_new_settings']) {

      // Transform the words we extracted from the variable names in to
      // the real setting names.
      if (isset($settings['amp'])) {
        $settings['wrap_ampersand'] = $settings['amp'];
        unset($settings['amp']);
      }
      if (isset($settings['caps'])) {
        $settings['wrap_caps'] = $settings['caps'];
        unset($settings['caps']);
      }
      if (isset($settings['initial_quotes'])) {
        $settings['wrap_initial_quotes'] = $settings['initial_quotes'];
        unset($settings['initial_quotes']);
      }
      if (isset($settings['widont'])) {
        $settings['widont_enabled'] = $settings['widont'];
        unset($settings['widont']);
      }

      // Then merge in our default settings.
      module_load_include('php', 'typogrify', 'unicode-conversion');
      $settings += _typogrify_default_settings();

      // Save the upgraded settings to the database.
      variable_set('typogrify_settings_' . $format, $settings);
    }
  }
  return $ret;
}