tools/mergeUsers.php

<?php

require(dirname(__FILE__) . '/bootstrap.inc.php');

class mergeUsers extends CommandLineTool {

   var $username1;

   var $username2;

   function mergeUsers($argv = array()) {
      parent::CommandLineTool($argv);

      if (!isset($this->argv[0]) || !isset($this->argv[1]) ) {
         $this->usage();
         exit(1);
      }

      $this->username1 = $this->argv[0];
      $this->username2 = $this->argv[1];
   }

   function usage() {
      echo "OMP 2 merge users tool\n"
         . "Use this tool to merge two OMP 2 user accounts.\n\n"
         . "Usage: {$this->scriptName} [username1] [username2]\n"
         . "username1      The first user to merge.\n"
         . "username2      The second user to merge. All roles and content associated\n"
         . "               with this user account will be transferred to the user account\n"
         . "               that corresponds to username1. The user account that corresponds\n"
         . "               to username2 will be deleted.\n";
   }

   function execute() {
      $roleDao =& DAORegistry::getDAO('RoleDAO');
      $userDao =& DAORegistry::getDAO('UserDAO');

      $oldUser =& $userDao->getByUsername($this->username2);
      $newUser =& $userDao->getByUsername($this->username1);

      $oldUserId = isset($oldUser) ? $oldUser->getId() : null;
      $newUserId = isset($newUser) ? $newUser->getId() : null;

      if (empty($oldUserId)) {
         printf("Error: '%s' is not a valid username.\n",
            $this->username2);
         exit;
      }

      if (empty($newUserId)) {
         printf("Error: '%s' is not a valid username.\n",
            $this->username1);
         exit;
      }

      // Both user IDs are valid. Merge the accounts.
      import('classes.user.UserAction');
      $userAction = new UserAction();
      $userAction->mergeUsers($oldUserId, $newUserId);

      printf("Merge completed: '%s' merged into '%s'.\n",
         $this->username2,
         $this->username1
      );
   }
}

$tool = new mergeUsers(isset($argv) ? $argv : array());
$tool->execute();
?>