/[drupal]/contributions/modules/cas/cas.module
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revision 1.37 by metzlerd, Wed Feb 6 06:14:25 2008 UTC revision 1.38 by metzlerd, Wed Mar 5 03:22:53 2008 UTC
# Line 1  Line 1 
1  <?php  <?php
2  // $Id: cas.module,v 1.36 2008/02/02 21:04:44 metzlerd Exp $  // $Id: cas.module,v 1.37 2008/02/06 06:14:25 metzlerd Exp $
3  /**  /**
4   * Enables users to authenticate via a Central Authentication Service (CAS)   * Enables users to authenticate via a Central Authentication Service (CAS)
5   * Cas will currently work if the auto registration is turned on and will   * Cas will currently work if the auto registration is turned on and will
# Line 15  define('CAS_CA_VERIFY','ca_verify'); Line 15  define('CAS_CA_VERIFY','ca_verify');
15  * Implementation of hook_init  * Implementation of hook_init
16  * Traps a page load to see if authentication is required.  * Traps a page load to see if authentication is required.
17  */  */
18    function cas_init()
19    {
20        cas_login_check();
21    }
22    
23    /**
24     * Access function used to make sure cas menu doesn't show up when
25     * Not needed.
26     *
27     * @return boolean
28     */
29    function cas_menu_check()
30    {
31        global $user;
32        $access = false;
33        if ($user->uid==0)
34          $access=TRUE;
35        if (strpos($_GET['q'],'admin/build/menu')!==false)
36        {
37          $access=TRUE;
38        }
39        return $access;
40    }
41    
42    /**
43     * Check to see if we need to display the logout menu.
44     * @return boolean
45     */
46    function cas_menu_logout_check()
47    {
48            global $user;
49            $access = false;
50            if ($user->uid)
51              $access = true;
52            return $access;
53    }
54    
55    /**
56     * Checks to see if the user needs to be logged in
57     *
58     */
59  function cas_login_check() {  function cas_login_check() {
60    global $user, $account;    global $user, $account;
61    
# Line 115  function cas_login_check() { Line 155  function cas_login_check() {
155    
156           // now save the user and become the new user.           // now save the user and become the new user.
157           $user = user_save("", $user_default);           $user = user_save("", $user_default);
158           $sesion_save_session(true);           session_save_session(true);
159           watchdog("user", t('new user: %n (CAS)', array('%n' => $user->name)), WATCHDOG_NOTICE, l(t("edit user"), "admin/user/edit/$user->uid"));           watchdog("user", 'new user: %n (CAS)', array('%n' => $user->name), WATCHDOG_NOTICE, l(t("edit user"), "admin/user/edit/$user->uid"));
160           if(($user->uid) && ($user->uid > 0) && $cas_authmap)           if(($user->uid) && ($user->uid > 0) && $cas_authmap)
161           {           {
162             module_invoke_all('user', 'login', null, $user);             module_invoke_all('user', 'login', null, $user);
163             unset($_SESSION['cas_goto']);             unset($_SESSION['cas_goto']);
164             watchdog('user', t('Session opened for %name.', array('%name' => $user->name)));             watchdog('user', 'Session opened for %name.', array('%name' => $user->name));
165             drupal_goto("user/" . $user->uid . "/edit");             drupal_goto("user/" . $user->uid . "/edit");
166           }           }
167    
# Line 165  function cas_login_check() { Line 205  function cas_login_check() {
205    
206         module_invoke_all('user', 'login', null, $user);         module_invoke_all('user', 'login', null, $user);
207         drupal_set_message(t(variable_get('cas_login_message', 'Logged in via CAS as %cas_username.'), array('%cas_username' => $user->name)));         drupal_set_message(t(variable_get('cas_login_message', 'Logged in via CAS as %cas_username.'), array('%cas_username' => $user->name)));
208         watchdog('user', t('Session opened for %name.', array('%name' => $user->name)));         watchdog('user', 'Session opened for %name.', array('%name' => $user->name));
209        // We can't count on the menu because we're changing login states.        // We can't count on the menu because we're changing login states.
210        cas_login_page();        cas_login_page();
211    
# Line 201  function cas_help($section) { Line 241  function cas_help($section) {
241  * Implements hook_menu.  * Implements hook_menu.
242  *  *
243  */  */
244  function cas_menu($may_cache) {  function cas_menu() {
245    global $user;    global $user;
246    $items = array();    $items = array();
247    cas_login_check();    //cas_login_check();
248    if ($may_cache) {    $items['admin/user/cas'] = array(
     $items[] = array(  
       'path' => 'admin/user/cas',  
249        'title' => t('CAS settings'),        'title' => t('CAS settings'),
250        'description' => 'Configure central authentication services',        'description' => 'Configure central authentication services',
251        'callback' => 'drupal_get_form',        'page callback' => 'drupal_get_form',
252        'callback arguments' => 'cas_admin_settings',        'page arguments' => array('cas_admin_settings'),
253        'access' => user_access('administer cas'),        'access arguments' => array('administer cas'),
254        'type' => MENU_NORMAL_ITEM,        'type' => MENU_NORMAL_ITEM,
255        );        );
256      if ((!$user->uid) || ((arg(0)=='admin') && (arg(1) == 'build') && (arg(2) == 'menu')))  
257      {     $items['cas'] = array(
       $items[] = array(  
258         'path' => 'cas',         'path' => 'cas',
259         'title' => t('CAS Login'),         'title' => t('CAS Login'),
260         'callback' => 'cas_login_page',         'page callback' => 'cas_login_page',
261         'access' => TRUE,         'access callback' => 'cas_menu_check',
262         'type' => MENU_SUGGESTED_ITEM,         'type' => MENU_SUGGESTED_ITEM,
263         );      );
264      }  
265      if (($user->uid) || ((arg(0)=='admin') && (arg(1) == 'build') && (arg(2) == 'menu')))  
266      {      $items['caslogout'] = array(
       $items[] = array(  
        'path' => 'caslogout',  
267         'title' => t('CAS Logout'),         'title' => t('CAS Logout'),
268         'callback' => 'cas_logout',         'page callback' => 'cas_logout',
269         'access' => TRUE,         'access callback' => 'cas_menu_logout_check',
270         'type' => MENU_SUGGESTED_ITEM,         'type' => MENU_SUGGESTED_ITEM,
271         );       );
272      }  
273    
274    }  return $items;
   return $items;  
275  }  }
276    
277  /**  /**
# Line 318  function cas_admin_settings() { Line 352  function cas_admin_settings() {
352    
353    $form['account']['cas_hijack_user'] = array(    $form['account']['cas_hijack_user'] = array(
354       '#type' => 'checkbox',       '#type' => 'checkbox',
355       '#title' => t('If CAS is not the user repository, should cas highjack users with the same name?'),       '#title' => t('If Drupal is not the user repository, should cas highjack users with the same name?'),
356       '#default_value' => variable_get('cas_hijack_user', 0),       '#default_value' => variable_get('cas_hijack_user', 0),
357       '#description' => t('If you have pre-created regular accounts in cas that you want converted to mapped accounts, check this box.  Otherwise CAS will likely throw duplicate key violation errors on new users.'),       '#description' => t('If you have pre-created regular accounts in cas that you want converted to mapped accounts, check this box.  Otherwise CAS will likely throw duplicate key violation errors on new users.'),
358       );       );
# Line 538  function cas_logout() Line 572  function cas_logout()
572  {  {
573    global $user;    global $user;
574    
575    watchdog('user', t('Session closed for %name.', array('%name' => theme('placeholder', $user->name))));    watchdog('user', 'Session closed for %name.', array('%name' => theme('placeholder', $user->name)));
576    
577    // Destroy the current session:    // Destroy the current session:
578    session_destroy();    session_destroy();
# Line 652  function _cas_force_login() Line 686  function _cas_force_login()
686   * implementation of hook_form_alter   * implementation of hook_form_alter
687   * Overrides specific from settings based on user policy.   * Overrides specific from settings based on user policy.
688   */   */
689  function cas_form_alter($form_id,&$form)  function cas_form_alter(&$form, $formid, $form_state)
690  {  {
691    switch ($form_id){    switch ($form_id){
692      case 'user_edit':      case 'user_edit':
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