When using the CAS module, grab user images from planetred and disable the...

When using the CAS module, grab user images from planetred and disable the change password and change image fields on the user profile page.

git-svn-id: file:///tmp/wdn_thm_drupal/branches/drupal-7.x@132 20a16fea-79d4-4915-8869-1ea9d5ebf173

sites/all/modules/unl/unl_cas.module

@@ -86,9 +86,19 @@ function unl_cas_form_alter(&$form, $form_state, $form_id)
     if ($form_id == 'user_login') {
         $_SESSION['unl_cas']['previous_path'] = request_path();
     	$cas = unl_cas_get_adapter();
-    	//$cas->setRenew();
     	drupal_goto($cas->getLoginUrl());
     }
+    
+    if ($form_id == 'user_profile_form') {
+        $form['account']['pass']['#type'] = 'hidden';
+        $form['account']['current_pass_required_values']['#type'] = 'hidden';
+        $form['account']['current_pass']['#type'] = 'hidden';
+        
+        $form['picture']['#description'] = 'To change your picture, visit <a href="http://planetred.unl.edu">planetred</a>.';
+        $form['picture']['picture_delete']['#type'] = 'hidden';
+        $form['picture']['picture_upload']['#type'] = 'hidden';
+    }
+    
 }
 
 function unl_cas_user_logout($account)
@@ -121,3 +131,10 @@ function unl_cas_import_user($username)
     return $user;
 }
 
+function unl_cas_preprocess_user_picture(&$variables)
+{
+	//Default image: http://planetred.unl.edu/mod/profile/graphics/defaulttopbar.gif
+	$username = $variables['account']->name;
+	$variables['user_picture'] = '<img src="http://planetred.unl.edu/pg/icon/unl_' . $username . '/large" alt="alt" />';
+}
+