Merge branch '0.9.x' into userflag

1 files changed, 105 insertions, 0 deletions

diff --git a/plugins/Ldap/LdapPlugin.php b/plugins/Ldap/LdapPlugin.php
new file mode 100644
index 000000000..755562f54
--- /dev/null
+++ b/plugins/Ldap/LdapPlugin.php
@@ -0,0 +1,105 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Plugin to enable LDAP Authentication and Authorization
+ *
+ * PHP version 5
+ *
+ * LICENCE: This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category  Plugin
+ * @package   StatusNet
+ * @author    Craig Andrews <candrews@integralblue.com>
+ * @copyright 2009 Craig Andrews http://candrews.integralblue.com
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link      http://status.net/
+ */
+
+if (!defined('STATUSNET') && !defined('LACONICA')) {
+    exit(1);
+}
+
+require_once INSTALLDIR.'/plugins/Ldap/ldap.php';
+
+class LdapPlugin extends Plugin
+{
+    private $config = array();
+
+    function __construct()
+    {
+        parent::__construct();
+    }
+
+    function onCheckPassword($nickname, $password, &$authenticated)
+    {
+        if(ldap_check_password($nickname, $password)){
+            $authenticated = true;
+            //stop handling of other events, because we have an answer
+            return false;
+        }
+        if(common_config('ldap','authoritative')){
+            //a false return stops handler processing
+            return false;
+        }
+    }
+
+    function onAutoRegister($nickname)
+    {
+        $user = User::staticGet('nickname', $nickname);
+        if (! is_null($user) && $user !== false) {
+            common_log(LOG_WARNING, "An attempt was made to autoregister an existing user with nickname: $nickname");
+            return;
+        }
+
+        $attributes=array();
+        $config_attributes = array('nickname','email','fullname','homepage','location');
+        foreach($config_attributes as $config_attribute){
+            $value = common_config('ldap', $config_attribute.'_attribute');
+            if($value!==false){
+                array_push($attributes,$value);
+            }
+        }
+        $entry = ldap_get_user($nickname,$attributes);
+        if($entry){
+            $registration_data = array();
+            foreach($config_attributes as $config_attribute){
+                $value = common_config('ldap', $config_attribute.'_attribute');
+                if($value!==false){
+                    if($config_attribute=='email'){
+                        $registration_data[$config_attribute]=common_canonical_email($entry->getValue($value,'single'));
+                    }else if($config_attribute=='nickname'){
+                        $registration_data[$config_attribute]=common_canonical_nickname($entry->getValue($value,'single'));
+                    }else{
+                        $registration_data[$config_attribute]=$entry->getValue($value,'single');
+                    }
+                }
+            }
+            //set the database saved password to a random string.
+            $registration_data['password']=common_good_rand(16);
+            $user = User::register($registration_data);
+            //prevent other handlers from running, as we have registered the user
+            return false;
+        }
+    }
+
+    function onChangePassword($nickname,$oldpassword,$newpassword,&$errormsg)
+    {
+        //TODO implement this
+        $errormsg = _('Sorry, changing LDAP passwords is not supported at this time');
+
+        //return false, indicating that the event has been handled
+        return false;
+    }
+}