function _pathauto_update in Pathauto 5

Makes updates to saved variables and the database structure.

1 call to _pathauto_update()

pathauto_admin_settings in ./pathauto.module

File

./pathauto.module, line 508

Code

function _pathauto_update() {
  $installed_version = variable_get('pathauto_version', array(
    'text' => 'Unknown',
    'build' => 1,
  ));
  $current_version = _pathauto_version();
  if ($installed_version["build"] < $current_version["build"]) {

    // Upgrading from original version - variable names were changed
    if ($installed_version["build"] <= 1) {

      // Remove obsolete bulkupdate variables
      variable_del('pathauto_bulkupdate');
      variable_del('pathauto_cat_bulkupdate');

      // The original global node and taxonomy patterns got renamed
      $old_pattern = variable_get('pathauto_pattern', 0);
      if ($old_pattern != 0) {
        variable_set('pathauto_node_pattern', $old_pattern);
        variable_del('pathauto_pattern');
      }
      $old_pattern = variable_get('pathauto_cat_pattern', 0);
      if ($old_pattern != 0) {
        variable_set('pathauto_taxonomy_pattern', $old_pattern);
        variable_del('pathauto_cat_pattern');
      }

      // And the form of the type-specific patterns was changed
      $query = 'SELECT name,value FROM {variable} ' . "WHERE name LIKE '%_pathauto_pattern'";
      $result = db_query($query);
      $var = db_fetch_object($result);
      while ($var) {
        $type = drupal_substr($var->name, 0, drupal_strlen($var->name) - drupal_strlen('_pathauto_pattern'));
        $old_pattern = variable_get($var->name, '');
        $new_name = 'pathauto_node_' . $type . '_pattern';
        variable_set($new_name, $old_pattern);
        variable_del($var->name);
        $var = db_fetch_object($result);
      }
      $query = 'SELECT name,value FROM {variable} ' . "WHERE name LIKE '%_pathauto_cat_pattern'";
      $result = db_query($query);
      $var = db_fetch_object($result);
      while ($var) {
        $type = drupal_substr($var->name, 0, drupal_strlen($var->name) - drupal_strlen('_pathauto_cat_pattern'));
        $old_pattern = variable_get($var->name, '');
        $new_name = 'pathauto_taxonomy_' . $type . '_pattern';
        variable_set($new_name, $old_pattern);
        variable_del($var->name);
        $var = db_fetch_object($result);
      }
    }
    if ($installed_version["build"] <= 2) {

      // Change feed support variables from booleans to appended strings
      $query = 'SELECT name,value FROM {variable} ' . "WHERE name LIKE 'pathauto_%_supportsfeeds'";
      $result = db_query($query);
      $var = db_fetch_object($result);
      while ($var) {
        $type = drupal_substr($var->name, 9, drupal_strlen($var->name) - 23);
        $old_value = variable_get($var->name, FALSE);
        if ($old_value) {
          switch ($type) {
            case 'blog':
            case 'node':
              variable_set($var->name, 'feed');
              break;
            case 'taxonomy':
              variable_set($var->name, '0/feed');
              break;
          }
        }
        else {
          variable_set($var->name, '');
        }
        $var = db_fetch_object($result);
      }

      // Update previously-generated taxonomy aliases to remove the "/0"
      $query = "SELECT * FROM {url_alias} WHERE src LIKE 'taxonomy/term/%/0'";
      $result = db_query($query);
      $aliasrow = db_fetch_object($result);
      while ($aliasrow) {
        $src = drupal_substr($aliasrow->src, 0, -2);
        _pathauto_set_alias($src, $aliasrow->dst, $aliasrow->pid, FALSE);
        $aliasrow = db_fetch_object($result);
      }
    }
    if ($installed_version["build"] <= 3) {

      // Change taxonomy pattern variables to use IDs instead
      // of names
      $query = 'SELECT name,value FROM {variable} ' . "WHERE name LIKE 'pathauto_taxonomy_%_pattern'";
      $result = db_query($query);
      $var = db_fetch_object($result);
      while ($var) {
        $vocabname = drupal_substr($var->name, 18, drupal_strlen($var->name) - 26);
        $query = "SELECT vid FROM {vocabulary} WHERE name='{$vocabname}'";
        $vid = db_result(db_query($query));
        variable_set("pathauto_taxonomy_{$vid_pattern}", $var->value);
        variable_del($var->name);
        $var = db_fetch_object($result);
      }
    }
    if ($installed_version["build"] <= 4) {

      // Make feed generation variables module-specific.
      $applytofeed = variable_get('pathauto_applytofeed', FALSE);
      if ($applytofeed) {

        // Feeds were enabled, enable for each module supporting them
        $query = 'SELECT name,value FROM {variable} ' . "WHERE name LIKE 'pathauto_%_supportsfeeds'";
        $result = db_query($query);
        while ($var = db_fetch_object($result)) {
          if (variable_get($var->name, FALSE)) {
            $varname = str_replace('_supportsfeed', '_applytofeed', $var->name);
            variable_set($varname, TRUE);
          }
        }
      }
      variable_del('pathauto_applytofeed');
    }

    // Set the current version
    variable_set('pathauto_version', $current_version);
    drupal_set_message('Upgraded pathauto from ' . $installed_version["build"] . ' to ' . $current_version["build"]);
  }
}