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   1  <?php
   2  /**
   3   * DokuWiki Plugin addomain (Action Component)
   4   *
   5   * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
   6   * @author  Andreas Gohr <gohr@cosmocode.de>
   7   */
   8  
   9  /**
  10   * Class action_plugin_addomain
  11   */
  12  class action_plugin_authad extends DokuWiki_Action_Plugin
  13  {
  14  
  15      /**
  16       * Registers a callback function for a given event
  17       */
  18      public function register(Doku_Event_Handler $controller)
  19      {
  20          $controller->register_hook('AUTH_LOGIN_CHECK', 'BEFORE', $this, 'handleAuthLoginCheck');
  21          $controller->register_hook('FORM_LOGIN_OUTPUT', 'BEFORE', $this, 'handleFormLoginOutput');
  22      }
  23  
  24      /**
  25       * Adds the selected domain as user postfix when attempting a login
  26       *
  27       * @param Doku_Event $event
  28       * @param array      $param
  29       */
  30      public function handleAuthLoginCheck(Doku_Event $event, $param)
  31      {
  32          global $INPUT;
  33  
  34          /** @var auth_plugin_authad $auth */
  35          global $auth;
  36          if (!is_a($auth, 'auth_plugin_authad')) return; // AD not even used
  37  
  38          if ($INPUT->str('dom')) {
  39              $usr = $auth->cleanUser($event->data['user']);
  40              $dom = $auth->getUserDomain($usr);
  41              if (!$dom) {
  42                  $usr = "$usr@".$INPUT->str('dom');
  43              }
  44              $INPUT->post->set('u', $usr);
  45              $event->data['user'] = $usr;
  46          }
  47      }
  48  
  49      /**
  50       * Shows a domain selection in the login form when more than one domain is configured
  51       *
  52       * @param Doku_Event $event
  53       * @param array      $param
  54       */
  55      public function handleFormLoginOutput(Doku_Event $event, $param)
  56      {
  57          global $INPUT;
  58          /** @var auth_plugin_authad $auth */
  59          global $auth;
  60          if (!is_a($auth, 'auth_plugin_authad')) return; // AD not even used
  61          $domains = $auth->getConfiguredDomains();
  62          if (count($domains) <= 1) return; // no choice at all
  63  
  64          /** @var dokuwiki\Form\Form $form */
  65          $form =& $event->data;
  66  
  67          // find the username input box
  68          $pos = $form->findPositionByAttribute('name', 'u');
  69          if ($pos === false) return;
  70  
  71          // any default?
  72          if ($INPUT->has('u')) {
  73              $usr = $auth->cleanUser($INPUT->str('u'));
  74              $dom = $auth->getUserDomain($usr);
  75  
  76              // update user field value
  77              if ($dom) {
  78                  $usr = $auth->getUserName($usr);
  79                  $element = $form->getElementAt($pos);
  80                  $element->val($usr);
  81              }
  82          }
  83  
  84          // add locate domain selector just after the username input box
  85          $element = $form->addDropdown('dom', $domains, $this->getLang('domain'), $pos +1);
  86          $element->addClass('block');
  87      }
  88  }
  89  
  90  // vim:ts=4:sw=4:et: