drush command to list content types available and set the language code for a certain type

setlangcode.drush.inc

<?php
/**
 * Implements hook_drush_command().
 */
function setlangcode_drush_command() {
  $items = array();

  // The 'setlangcode' command.
  $items['setlangcode'] = array(
    'description' => "Sets the language code for certain types of nodes.",
    'arguments' => array(
      'langcode' => 'The language code to be set.',
      'content_type' => 'The content type to set the language code on.',
    ),
    'examples' => array(
      'drush slc EG article' => 'Set the language code to EG for all articles.',
    ),
    'aliases' => array('slc'),
    'bootstrap' => DRUSH_BOOTSTRAP_DRUPAL_FULL,
  );

  $items['list-content-types'] = array(
    'description' => "List the avaiable content types.",
    'examples' => array(
      'drush list-contents-types' => 'Show the content types we have.',
    ),
    'aliases' => array('lct'),
    'bootstrap' => DRUSH_BOOTSTRAP_DRUPAL_FULL,
  );

  return $items;
}

function drush_setlangcode($langcode, $content_type) {
  //$langcode = strtolower($langcode);
  $count = 0;
  $query = db_select('node', 'n')
    ->condition('type', $content_type, '=')
    ->fields('n');

  $result = $query->execute();
  // Loop through results.
  foreach ($result as $row) {
      $node = node_load($row->nid);
      $node->language = $langcode;
      node_save($node);
      $count++;
      drush_print($row->nid . ' - ' . $row->type . ' - ' . $row->title . ' the language code has been set to ' . $langcode);
  }
  drush_print($count . " nodes of type " . $content_type . " have been set to " . $langcode);
}

function drush_setlangcode_list_content_types() {
  $query = db_select('node_type', 'nt')
    ->orderBy('nt.type', 'ASC')
    ->fields('nt');

  $result = $query->execute();
  // Loop through results.
  foreach ($result as $row) {
    $q2 = db_select('node', 'n')
    ->fields('n')
    //->groupBy('n.type')
    ->condition('type', $row->type, '=');
    $q2->addExpression('COUNT(n.type)', 'type_count');
    $type = $q2->execute()->fetchAll();
    
    $subq = db_select('node', 'n')
    ->fields('n')
    ->groupBy('n.language')
    ->condition('type', $row->type, '=');
    $subq->addExpression('COUNT(n.language)', 'language_count');
    $count = $subq->execute();
    if($type[0]->type_count >= 2){
      drush_print($type[0]->type_count . " nodes of type " . $row->type . " - " . $row->name . " were found");
      foreach($count as $language){
        drush_print("There are " . $language->language_count . " nodes of type " . $row->type . " in " . $language->language . " ");
      }
    }elseif($type[0]->type_count == 1){
      drush_print($type[0]->type_count . " node of type " . $row->type . ' - ' . $row->name . " was found");
      foreach($count as $language){
        drush_print("There are " . $language->language_count . " " . $row->type . " in " . $language->language . " ");
      }
    }else{
      drush_print("No nodes of type " . $row->type . ' - ' . $row->name);
    }
  }
}