goatoh_training_server/modules/user.mod.php

<?php

class
User
{
  var $id;
  var $name;
  var $pass;

  public static function
  find (
      int $id):
  Self
  {
    $sql = "
        SELECT
          *
        FROM
          user
        WHERE
          id = $id";
    $result = $GLOBALS['__db_connection'] -> query ($sql)
        or die ("db_select error $sql");

    $row = $this -> db -> fetch_array ($result);

    $self = new Self;
    $self -> id = $id;
    $self -> name = $row['name'];
    $self -> pass = $row['pass'];

    return $self;
  }

  public function
  insert ():
  Self
  {
    $sql = "
        INSERT INTO
          users  (name,              pass)
          VALUES ('{$this -> name}', '{$this -> pass}')";
    $GLOBALS['__db_connection'] -> query ($sql)
        or die ("db_insert error $sql");

    $this -> id = $GLOBALS['__db_connection'] -> insert_id;

    return $this;
  }
}