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   1  <?php
   2  // $Id$
   3  
   4  /**
   5   * Settings form.
   6   */
   7  function affiliate_admin_settings() {
   8  
   9    $admin = variable_get('affiliate_admin_username', 'admin');
  10     
  11    $form['affiliate_admin_username'] = array(
  12      '#type' => 'textfield',
  13      '#title' => 'User name of adminstrator',
  14      '#description' => t('The user to whom notifications of affiliate registrations will be sent'),
  15      '#size' => 16,
  16      '#default_value' => $admin,
  17      );
  18    return system_settings_form($form);
  19  }
  20  
  21  function affiliate_admin_settings_validate($form, $form_state) {
  22    $username = $form_state['values']['affiliate_admin_username'];
  23    if ($user = user_load(array('name' => $username))) {
  24          variable_set('affiliate_admin_username',$username);
  25    }
  26    else {
  27      form_set_error('affiliate_admin_username', t('Must be the name of a valid user'));
  28    }
  29    return;
  30  }
  31