1 files changed, 91 insertions, 0 deletions
diff --git a/wiki/lib/plugins/authad/action.php b/wiki/lib/plugins/authad/action.php
new file mode 100644
index 0000000..bc0f90c
--- /dev/null
+++ b/wiki/lib/plugins/authad/action.php
@@ -0,0 +1,91 @@
+<?php
+/**
+ * DokuWiki Plugin addomain (Action Component)
+ *
+ * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
+ * @author  Andreas Gohr <gohr@cosmocode.de>
+ */
+
+// must be run within Dokuwiki
+if(!defined('DOKU_INC')) die();
+
+/**
+ * Class action_plugin_addomain
+ */
+class action_plugin_authad extends DokuWiki_Action_Plugin {
+
+    /**
+     * Registers a callback function for a given event
+     */
+    public function register(Doku_Event_Handler $controller) {
+
+        $controller->register_hook('AUTH_LOGIN_CHECK', 'BEFORE', $this, 'handle_auth_login_check');
+        $controller->register_hook('HTML_LOGINFORM_OUTPUT', 'BEFORE', $this, 'handle_html_loginform_output');
+
+    }
+
+    /**
+     * Adds the selected domain as user postfix when attempting a login
+     *
+     * @param Doku_Event $event
+     * @param array      $param
+     */
+    public function handle_auth_login_check(Doku_Event &$event, $param) {
+        global $INPUT;
+
+        /** @var auth_plugin_authad $auth */
+        global $auth;
+        if(!is_a($auth, 'auth_plugin_authad')) return; // AD not even used
+
+        if($INPUT->str('dom')) {
+            $usr = $auth->cleanUser($event->data['user']);
+            $dom = $auth->_userDomain($usr);
+            if(!$dom) {
+                $usr = "$usr@".$INPUT->str('dom');
+            }
+            $INPUT->post->set('u', $usr);
+            $event->data['user'] = $usr;
+        }
+    }
+
+    /**
+     * Shows a domain selection in the login form when more than one domain is configured
+     *
+     * @param Doku_Event $event
+     * @param array      $param
+     */
+    public function handle_html_loginform_output(Doku_Event &$event, $param) {
+        global $INPUT;
+        /** @var auth_plugin_authad $auth */
+        global $auth;
+        if(!is_a($auth, 'auth_plugin_authad')) return; // AD not even used
+        $domains = $auth->_getConfiguredDomains();
+        if(count($domains) <= 1) return; // no choice at all
+
+        /** @var Doku_Form $form */
+        $form =& $event->data;
+
+        // any default?
+        $dom = '';
+        if($INPUT->has('u')) {
+            $usr = $auth->cleanUser($INPUT->str('u'));
+            $dom = $auth->_userDomain($usr);
+
+            // update user field value
+            if($dom) {
+                $usr          = $auth->_userName($usr);
+                $pos          = $form->findElementByAttribute('name', 'u');
+                $ele          =& $form->getElementAt($pos);
+                $ele['value'] = $usr;
+            }
+        }
+
+        // add select box
+        $element = form_makeListboxField('dom', $domains, $dom, $this->getLang('domain'), '', 'block');
+        $pos     = $form->findElementByAttribute('name', 'p');
+        $form->insertElement($pos + 1, $element);
+    }
+
+}
+
+// vim:ts=4:sw=4:et:
\ No newline at end of file