From 2da8300fb7bb7b0a386d334d4c82a2ffbe3d9331 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Sun, 26 Oct 2014 04:34:24 -0400
Subject: [PATCH] Correctly detect charset of attachment names in TNEF messages

---
 program/lib/Roundcube/rcube_ldap.php |  258 +++++++++++++++++++++++++++++++++++++--------------
 1 files changed, 186 insertions(+), 72 deletions(-)

diff --git a/program/lib/Roundcube/rcube_ldap.php b/program/lib/Roundcube/rcube_ldap.php
index 29da13c..6805c49 100644
--- a/program/lib/Roundcube/rcube_ldap.php
+++ b/program/lib/Roundcube/rcube_ldap.php
@@ -27,15 +27,16 @@
  */
 class rcube_ldap extends rcube_addressbook
 {
-    /** public properties */
+    // public properties
     public $primary_key = 'ID';
     public $groups      = false;
     public $readonly    = true;
     public $ready       = false;
     public $group_id    = 0;
     public $coltypes    = array();
+    public $export_groups = false;
 
-    /** private properties */
+    // private properties
     protected $ldap;
     protected $prop     = array();
     protected $fieldmap = array();
@@ -46,9 +47,26 @@
     protected $mail_domain = '';
     protected $debug = false;
 
+    /**
+     * Group objectclass (lowercase) to member attribute mapping
+     *
+     * @var array
+     */
+    private $group_types = array(
+        'group'                   => 'member',
+        'groupofnames'            => 'member',
+        'kolabgroupofnames'       => 'member',
+        'groupofuniquenames'      => 'uniqueMember',
+        'kolabgroupofuniquenames' => 'uniqueMember',
+        'univentiongroup'         => 'uniqueMember',
+        'groupofurls'             => null,
+    );
+
     private $base_dn        = '';
     private $groups_base_dn = '';
     private $group_url;
+    private $group_data;
+    private $group_search_cache;
     private $cache;
 
 
@@ -78,12 +96,15 @@
                 $this->prop['groups']['name_attr'] = 'cn';
             if (empty($this->prop['groups']['scope']))
                 $this->prop['groups']['scope'] = 'sub';
+            // extend group objectclass => member attribute mapping
+            if (!empty($this->prop['groups']['class_member_attr']))
+                $this->group_types = array_merge($this->group_types, $this->prop['groups']['class_member_attr']);
 
             // add group name attrib to the list of attributes to be fetched
             $fetch_attributes[] = $this->prop['groups']['name_attr'];
         }
-        if (is_array($p['group_filters']) && count($p['group_filters'])) {
-            $this->groups = true;
+        if (is_array($p['group_filters'])) {
+            $this->groups = $this->groups || count($p['group_filters']);
 
             foreach ($p['group_filters'] as $k => $group_filter) {
                 // set default name attribute to cn
@@ -213,8 +234,7 @@
 
         // initialize ldap wrapper object
         $this->ldap = new rcube_ldap_generic($this->prop);
-        $this->ldap->set_cache($this->cache);
-        $this->ldap->set_debug($this->debug);
+        $this->ldap->config_set(array('cache' => $this->cache, 'debug' => $this->debug));
 
         $this->_connect();
     }
@@ -273,7 +293,17 @@
                 $replaces = array('%dn' => '', '%dc' => $dc, '%d' => $d, '%fu' => $fu, '%u' => $u);
 
                 // Search for the dn to use to authenticate
-                if ($this->prop['search_base_dn'] && $this->prop['search_filter']) {
+                if ($this->prop['search_base_dn'] && $this->prop['search_filter']
+                    && (strstr($bind_dn, '%dn') || strstr($this->base_dn, '%dn') || strstr($this->groups_base_dn, '%dn'))
+                ) {
+                    $search_attribs = array('uid');
+                     if ($search_bind_attrib = (array)$this->prop['search_bind_attrib']) {
+                         foreach ($search_bind_attrib as $r => $attr) {
+                             $search_attribs[] = $attr;
+                             $replaces[$r] = '';
+                         }
+                     }
+
                     $search_bind_dn = strtr($this->prop['search_bind_dn'], $replaces);
                     $search_base_dn = strtr($this->prop['search_base_dn'], $replaces);
                     $search_filter  = strtr($this->prop['search_filter'], $replaces);
@@ -291,8 +321,7 @@
                             // we need to use a separate LDAP connection
                             if (!empty($this->prop['vlv'])) {
                                 $ldap = new rcube_ldap_generic($this->prop);
-                                $ldap->set_debug($this->debug);
-                                $ldap->set_cache($this->cache);
+                                $ldap->config_set(array('cache' => $this->cache, 'debug' => $this->debug));
                                 if (!$ldap->connect($host)) {
                                     continue;
                                 }
@@ -303,10 +332,18 @@
                             }
                         }
 
-                        $res = $ldap->search($search_base_dn, $search_filter, 'sub', array('uid'));
+                        $res = $ldap->search($search_base_dn, $search_filter, 'sub', $search_attribs);
                         if ($res) {
                             $res->rewind();
-                            $replaces['%dn'] = $res->get_dn();
+                            $replaces['%dn'] = key($res->entries(TRUE));
+
+                            // add more replacements from 'search_bind_attrib' config
+                            if ($search_bind_attrib) {
+                                $res = $res->current();
+                                foreach ($search_bind_attrib as $r => $attr) {
+                                    $replaces[$r] = $res[$attr][0];
+                                }
+                            }
                         }
 
                         if ($ldap != $this->ldap) {
@@ -336,6 +373,24 @@
                 $bind_dn              = strtr($bind_dn, $replaces);
                 $this->base_dn        = strtr($this->base_dn, $replaces);
                 $this->groups_base_dn = strtr($this->groups_base_dn, $replaces);
+
+                // replace placeholders in filter settings
+                if (!empty($this->prop['filter']))
+                    $this->prop['filter'] = strtr($this->prop['filter'], $replaces);
+
+                foreach (array('base_dn','filter','member_filter') as $k) {
+                    if (!empty($this->prop['groups'][$k]))
+                        $this->prop['groups'][$k] = strtr($this->prop['groups'][$k], $replaces);
+                }
+
+                if (is_array($this->prop['group_filters'])) {
+                    foreach ($this->prop['group_filters'] as $i => $gf) {
+                        if (!empty($gf['base_dn']))
+                            $this->prop['group_filters'][$i]['base_dn'] = strtr($gf['base_dn'], $replaces);
+                        if (!empty($gf['filter']))
+                            $this->prop['group_filters'][$i]['filter'] = strtr($gf['filter'], $replaces);
+                    }
+                }
 
                 if (empty($bind_user)) {
                     $bind_user = $u;
@@ -499,7 +554,8 @@
             $this->result = new rcube_result_set($entries['count'], ($this->list_page-1) * $this->page_size);
         }
         else {
-            $prop = $this->group_id ? $this->group_data : $this->prop;
+            $prop    = $this->group_id ? $this->group_data : $this->prop;
+            $base_dn = $this->group_id ? $prop['base_dn'] : $this->base_dn;
 
             // use global search filter
             if (!empty($this->filter))
@@ -507,7 +563,7 @@
 
             // exec LDAP search if no result resource is stored
             if ($this->ready && !$this->ldap_result)
-                $this->ldap_result = $this->ldap->search($prop['base_dn'], $prop['filter'], $prop['scope'], $this->prop['attributes'], $prop);
+                $this->ldap_result = $this->ldap->search($base_dn, $prop['filter'], $prop['scope'], $this->prop['attributes'], $prop);
 
             // count contacts for this user
             $this->result = $this->count();
@@ -540,9 +596,10 @@
     /**
      * Get all members of the given group
      *
-     * @param string Group DN
-     * @param array  Group entries (if called recursively)
-     * @return array Accumulated group members
+     * @param string  Group DN
+     * @param boolean Count only
+     * @param array   Group entries (if called recursively)
+     * @return array  Accumulated group members
      */
     function list_group_members($dn, $count = false, $entries = null)
     {
@@ -550,7 +607,7 @@
 
         // fetch group object
         if (empty($entries)) {
-            $attribs = array('dn','objectClass','member','uniqueMember','memberURL');
+            $attribs = array_merge(array('dn','objectClass','memberURL'), array_values($this->group_types));
             $entries = $this->ldap->read_entries($dn, '(objectClass=*)', $attribs);
             if ($entries === false) {
                 return $group_members;
@@ -562,16 +619,16 @@
             $attrs = array();
 
             foreach ((array)$entry['objectclass'] as $objectclass) {
-                if (strtolower($objectclass) == 'groupofurls') {
-                    $members       = $this->_list_group_memberurl($dn, $entry, $count);
-                    $group_members = array_merge($group_members, $members);
-                }
-                else if (($member_attr = $this->get_group_member_attr(array($objectclass), ''))
+                if (($member_attr = $this->get_group_member_attr(array($objectclass), ''))
                     && ($member_attr = strtolower($member_attr)) && !in_array($member_attr, $attrs)
                 ) {
                     $members       = $this->_list_group_members($dn, $entry, $member_attr, $count);
                     $group_members = array_merge($group_members, $members);
                     $attrs[]       = $member_attr;
+                }
+                else if (!empty($entry['memberurl'])) {
+                    $members       = $this->_list_group_memberurl($dn, $entry, $count);
+                    $group_members = array_merge($group_members, $members);
                 }
 
                 if ($this->prop['sizelimit'] && count($group_members) > $this->prop['sizelimit']) {
@@ -589,6 +646,7 @@
      * @param string Group DN
      * @param array  Group entry
      * @param string Member attribute to use
+     * @param boolean Count only
      * @return array Accumulated group members
      */
     private function _list_group_members($dn, $entry, $attr, $count)
@@ -602,8 +660,7 @@
 
         // read these attributes for all members
         $attrib = $count ? array('dn','objectClass') : $this->prop['list_attributes'];
-        $attrib[] = 'member';
-        $attrib[] = 'uniqueMember';
+        $attrib = array_merge($attrib, array_values($this->group_types));
         $attrib[] = 'memberURL';
 
         $filter = $this->prop['groups']['member_filter'] ? $this->prop['groups']['member_filter'] : '(objectclass=*)';
@@ -650,7 +707,7 @@
             if ($result = $this->ldap->search($m[1], $filter, $m[2], $attrs, $this->group_data)) {
                 $entries = $result->entries();
                 for ($j = 0; $j < $entries['count']; $j++) {
-                    if (self::is_group_entry($entries[$j]) && ($nested_group_members = $this->list_group_members($entries[$j]['dn'], $count)))
+                    if ($this->is_group_entry($entries[$j]) && ($nested_group_members = $this->list_group_members($entries[$j]['dn'], $count)))
                         $group_members = array_merge($group_members, $nested_group_members);
                     else
                         $group_members[] = $entries[$j];
@@ -826,13 +883,13 @@
         }
         // We have a connection but no result set, attempt to get one.
         else if ($this->ready) {
-            $prop = $this->group_id ? $this->group_data : $this->prop;
+            $prop    = $this->group_id ? $this->group_data : $this->prop;
+            $base_dn = $this->group_id ? $this->group_base_dn : $this->base_dn;
 
             if (!empty($this->filter)) {  // Use global search filter
                 $prop['filter'] = $this->filter;
             }
-
-            $count = $this->ldap->search($prop['base_dn'], $prop['filter'], $prop['scope'], array('dn'), $prop, true);
+            $count = $this->ldap->search($base_dn, $prop['filter'], $prop['scope'], array('dn'), $prop, true);
         }
 
         return new rcube_result_set($count, ($this->list_page-1) * $this->page_size);
@@ -848,7 +905,6 @@
     {
         return $this->result;
     }
-
 
     /**
      * Get a specific contact record
@@ -889,6 +945,23 @@
         }
 
         return $assoc ? $res : $this->result;
+    }
+
+    /**
+     * Returns the last error occurred (e.g. when updating/inserting failed)
+     *
+     * @return array Hash array with the following fields: type, message
+     */
+    function get_error()
+    {
+        $err = $this->error;
+
+        // check ldap connection for errors
+        if (!$err && $this->ldap->get_error()) {
+            $err = array(self::ERROR_SEARCH, $this->ldap->get_error());
+        }
+
+        return $err;
     }
 
 
@@ -1009,7 +1082,7 @@
             }
         }
 
-        if (!$this->ldap->add($dn, $newentry)) {
+        if (!$this->ldap->add_entry($dn, $newentry)) {
             $this->set_error(self::ERROR_SAVING, 'errorsaving');
             return false;
         }
@@ -1021,7 +1094,7 @@
                 'objectClass' => (array) $this->prop['sub_fields'][$xidx],
             );
 
-            $this->ldap->add($xdn, $xf);
+            $this->ldap->add_entry($xdn, $xf);
         }
 
         $dn = self::dn_encode($dn);
@@ -1164,7 +1237,7 @@
         if (!empty($subdeldata)) {
             foreach ($subdeldata as $fld => $val) {
                 $subdn = $fld.'='.rcube_ldap_generic::quote_string($val).','.$dn;
-                if (!$this->ldap->delete($subdn)) {
+                if (!$this->ldap->delete_entry($subdn)) {
                     return false;
                 }
             }
@@ -1208,7 +1281,7 @@
                     $fld => $val,
                     'objectClass' => (array) $this->prop['sub_fields'][$fld],
                 );
-                $this->ldap->add($subdn, $xf);
+                $this->ldap->add_entry($subdn, $xf);
             }
         }
 
@@ -1238,7 +1311,7 @@
             if ($this->sub_filter) {
                 if ($entries = $this->ldap->list_entries($dn, $this->sub_filter)) {
                     foreach ($entries as $entry) {
-                        if (!$this->ldap->delete($entry['dn'])) {
+                        if (!$this->ldap->delete_entry($entry['dn'])) {
                             $this->set_error(self::ERROR_SAVING, 'errorsaving');
                             return false;
                         }
@@ -1247,12 +1320,12 @@
             }
 
             // Delete the record.
-            if (!$this->ldap->delete($dn)) {
+            if (!$this->ldap->delete_entry($dn)) {
                 $this->set_error(self::ERROR_SAVING, 'errorsaving');
                 return false;
             }
 
-            // remove contact from all groups where he was member
+            // remove contact from all groups where he was a member
             if ($this->groups) {
                 $dn = self::dn_encode($dn);
                 $group_ids = $this->get_record_groups($dn);
@@ -1268,8 +1341,10 @@
 
     /**
      * Remove all contact records
+     *
+     * @param bool $with_groups Delete also groups if enabled
      */
-    function delete_all()
+    function delete_all($with_groups = false)
     {
         // searching for contact entries
         $dn_list = $this->ldap->list_entries($this->base_dn, $this->prop['filter'] ? $this->prop['filter'] : '(objectclass=*)');
@@ -1279,6 +1354,16 @@
                 $dn_list[$idx] = self::dn_encode($entry['dn']);
             }
             $this->delete($dn_list);
+        }
+
+        if ($with_groups && $this->groups && ($groups = $this->_fetch_groups()) && count($groups)) {
+            foreach ($groups as $group) {
+                $this->ldap->delete_entry($group['dn']);
+            }
+
+            if ($this->cache) {
+                $this->cache->remove('groups');
+            }
         }
     }
 
@@ -1335,10 +1420,20 @@
             $out[$this->primary_key] = self::dn_encode($rec['dn']);
 
         // determine record type
-        if (self::is_group_entry($rec)) {
+        if ($this->is_group_entry($rec)) {
             $out['_type'] = 'group';
             $out['readonly'] = true;
             $fieldmap['name'] = $this->group_data['name_attr'] ? $this->group_data['name_attr'] : $this->prop['groups']['name_attr'];
+        }
+
+        // assign object type from object class mapping
+        if (!empty($this->prop['class_type_map'])) {
+            foreach (array_map('strtolower', (array)$rec['objectclass']) as $objcls) {
+                if (!empty($this->prop['class_type_map'][$objcls])) {
+                    $out['_type'] = $this->prop['class_type_map'][$objcls];
+                    break;
+                }
+            }
         }
 
         foreach ($fieldmap as $rf => $lf)
@@ -1444,11 +1539,11 @@
     {
         // list of known attribute aliases
         static $aliases = array(
-            'gn' => 'givenname',
+            'gn'            => 'givenname',
             'rfc822mailbox' => 'email',
-            'userid' => 'uid',
-            'emailaddress' => 'email',
-            'pkcs9email' => 'email',
+            'userid'        => 'uid',
+            'emailaddress'  => 'email',
+            'pkcs9email'    => 'email',
         );
 
         list($name, $limit) = explode(':', $namev, 2);
@@ -1460,13 +1555,11 @@
     /**
      * Determines whether the given LDAP entry is a group record
      */
-    private static function is_group_entry($entry)
+    private function is_group_entry($entry)
     {
-        return array_intersect(
-            array('group', 'groupofnames', 'kolabgroupofnames', 'groupofuniquenames',
-                'kolabgroupofuniquenames', 'groupofurls', 'univentiongroup'),
-            array_map('strtolower', (array)$entry['objectclass'])
-        );
+        $classes = array_map('strtolower', (array)$entry['objectclass']);
+
+        return count(array_intersect(array_keys($this->group_types), $classes)) > 0;
     }
 
     /**
@@ -1490,7 +1583,7 @@
         $this->debug = $dbg;
 
         if ($this->ldap) {
-            $this->ldap->set_debug($dbg);
+            $this->ldap->config_set('debug', $dbg);
         }
     }
 
@@ -1527,12 +1620,12 @@
             return array();
         }
 
-        $group_cache = $this->_fetch_groups();
+        $group_cache = $this->_fetch_groups($search, $mode);
         $groups      = array();
 
         if ($search) {
             foreach ($group_cache as $group) {
-                if ($this->compare_search_value('name', $group['name'], $search, $mode)) {
+                if ($this->compare_search_value('name', $group['name'], mb_strtolower($search), $mode)) {
                     $groups[] = $group;
                 }
             }
@@ -1547,16 +1640,26 @@
     /**
      * Fetch groups from server
      */
-    private function _fetch_groups($vlv_page = null)
+    private function _fetch_groups($search = null, $mode = 0, $vlv_page = null)
     {
+        // reset group search cache
+        if ($search !== null && $vlv_page === null) {
+            $this->group_search_cache = null;
+        }
+        // return in-memory cache from previous search results
+        else if (is_array($this->group_search_cache) && $vlv_page === null) {
+            return $this->group_search_cache;
+        }
+
         // special case: list groups from 'group_filters' config
-        if ($vlv_page === null && !empty($this->prop['group_filters'])) {
+        if ($vlv_page === null && $search === null && is_array($this->prop['group_filters'])) {
             $groups = array();
+            $rcube  = rcube::get_instance();
 
             // list regular groups configuration as special filter
             if (!empty($this->prop['groups']['filter'])) {
                 $id = '__groups__';
-                $groups[$id] = array('ID' => $id, 'name' => rcube_label('groups'), 'virtual' => true) + $this->prop['groups'];
+                $groups[$id] = array('ID' => $id, 'name' => $rcube->gettext('groups'), 'virtual' => true) + $this->prop['groups'];
             }
 
             foreach ($this->prop['group_filters'] as $id => $prop) {
@@ -1566,12 +1669,13 @@
             return $groups;
         }
 
-        if ($this->cache && $vlv_page === null && ($groups = $this->cache->get('groups')) !== null) {
+        if ($this->cache && $search === null && $vlv_page === null && ($groups = $this->cache->get('groups')) !== null) {
             return $groups;
         }
 
         $base_dn    = $this->groups_base_dn;
         $filter     = $this->prop['groups']['filter'];
+        $scope      = $this->prop['groups']['scope'];
         $name_attr  = $this->prop['groups']['name_attr'];
         $email_attr = $this->prop['groups']['email_attr'] ? $this->prop['groups']['email_attr'] : 'mail';
         $sort_attrs = $this->prop['groups']['sort'] ? (array)$this->prop['groups']['sort'] : array($name_attr);
@@ -1587,12 +1691,26 @@
             }
 
             $ldap = clone $this->ldap;
-            $ldap->set_config($this->prop['groups']);
+            $ldap->config_set($this->prop['groups']);
             $ldap->set_vlv_page($vlv_page+1, $page_size);
         }
 
-        $attrs     = array_unique(array('dn', 'objectClass', $name_attr, $email_attr, $sort_attr));
-        $ldap_data = $ldap->search($base_dn, $filter, $this->prop['groups']['scope'], $attrs, $this->prop['groups']);
+        $props = array('sort' => $this->prop['groups']['sort']);
+        $attrs = array_unique(array('dn', 'objectClass', $name_attr, $email_attr, $sort_attr));
+
+        // add search filter
+        if ($search !== null) {
+            // set wildcards
+            $wp = $ws = '';
+            if (!empty($this->prop['fuzzy_search']) && $mode != 1) {
+                $ws = '*';
+                $wp = !$mode ? '*' : '';
+            }
+            $filter = "(&$filter($name_attr=$wp" . rcube_ldap_generic::quote_string($search) . "$ws))";
+            $props['search'] = $wp . $search . $ws;
+        }
+
+        $ldap_data = $ldap->search($base_dn, $filter, $scope, $attrs, $props);
 
         if ($ldap_data === false) {
             return array();
@@ -1629,7 +1747,7 @@
 
         // call recursively until we have fetched all groups
         while ($this->prop['groups']['vlv'] && $group_count == $page_size) {
-            $next_page   = $this->_fetch_groups(++$vlv_page);
+            $next_page   = $this->_fetch_groups($search, $mode, ++$vlv_page);
             $groups      = array_merge($groups, $next_page);
             $group_count = count($next_page);
         }
@@ -1640,8 +1758,11 @@
         }
 
         // cache this
-        if ($this->cache) {
+        if ($this->cache && $search === null) {
             $this->cache->set('groups', $groups);
+        }
+        else if ($search !== null) {
+            $this->group_search_cache = $groups;
         }
 
         return $groups;
@@ -1711,7 +1832,7 @@
             $member_attr => '',
         );
 
-        if (!$this->ldap->add($new_dn, $new_entry)) {
+        if (!$this->ldap->add_entry($new_dn, $new_entry)) {
             $this->set_error(self::ERROR_SAVING, 'errorsaving');
             return false;
         }
@@ -1734,7 +1855,7 @@
         $group_cache = $this->_fetch_groups();
         $del_dn      = $group_cache[$group_id]['dn'];
 
-        if (!$this->ldap->delete($del_dn)) {
+        if (!$this->ldap->delete_entry($del_dn)) {
             $this->set_error(self::ERROR_SAVING, 'errorsaving');
             return false;
         }
@@ -1863,6 +1984,7 @@
         $name_attr   = $this->prop['groups']['name_attr'] ? $this->prop['groups']['name_attr'] : 'cn';
         $member_attr = $this->get_group_member_attr();
         $add_filter  = '';
+
         if ($member_attr != 'member' && $member_attr != 'uniqueMember')
             $add_filter = "($member_attr=$contact_dn)";
         $filter = strtr("(|(member=$contact_dn)(uniqueMember=$contact_dn)$add_filter)", array('\\' => '\\\\'));
@@ -1895,16 +2017,8 @@
 
         if (!empty($object_classes)) {
             foreach ((array)$object_classes as $oc) {
-                switch (strtolower($oc)) {
-                    case 'group':
-                    case 'groupofnames':
-                    case 'kolabgroupofnames':
-                        return 'member';
-
-                    case 'groupofuniquenames':
-                    case 'kolabgroupofuniquenames':
-                    case 'univentiongroup':
-                        return 'uniqueMember';
+                if ($attr = $this->group_types[strtolower($oc)]) {
+                    return $attr;
                 }
             }
         }

--
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