From fb6cc8942a4720d58f9758eb2d71610cb1084851 Mon Sep 17 00:00:00 2001 From: thomascube Date: Fri, 14 Oct 2011 16:50:33 +0000 Subject: Also allow groups list to be fetched using VLV --- program/include/rcube_ldap.php | 96 ++++++++++++++++++++++++++++++------------ 1 file changed, 69 insertions(+), 27 deletions(-) (limited to 'program/include') diff --git a/program/include/rcube_ldap.php b/program/include/rcube_ldap.php index 7d6a21b4e..76591e6cc 100644 --- a/program/include/rcube_ldap.php +++ b/program/include/rcube_ldap.php @@ -86,6 +86,8 @@ class rcube_ldap extends rcube_addressbook // set default name attribute to cn if (empty($this->prop['groups']['name_attr'])) $this->prop['groups']['name_attr'] = 'cn'; + if (empty($this->prop['groups']['scope'])) + $this->prop['groups']['scope'] = 'sub'; } // fieldmap property is given @@ -547,6 +549,9 @@ class rcube_ldap extends rcube_addressbook break; } } + + if ($this->prop['sizelimit'] && count($group_members) > $this->prop['sizelimit']) + break; } return array_filter($group_members); @@ -1111,21 +1116,9 @@ class rcube_ldap extends rcube_addressbook if ($this->ready) { $filter = $this->filter ? $this->filter : '(objectclass=*)'; + $function = $this->_scope2func($this->prop['scope'], $ns_function); - switch ($this->prop['scope']) { - case 'sub': - $function = $ns_function = 'ldap_search'; - break; - case 'base': - $function = $ns_function = 'ldap_read'; - break; - default: - $function = 'ldap_list'; - $ns_function = 'ldap_read'; - break; - } - - $this->_debug("C: Search [$filter]"); + $this->_debug("C: Search [$filter][dn: $this->base_dn]"); // when using VLV, we get the total count by... if (!$count && $function != 'ldap_read' && $this->prop['vlv'] && !$this->group_id) { @@ -1139,7 +1132,7 @@ class rcube_ldap extends rcube_addressbook else // ...or by fetching all records dn and count them $this->vlv_count = $this->_exec_search(true); - $this->vlv_active = $this->_vlv_set_controls(); + $this->vlv_active = $this->_vlv_set_controls($this->prop, $this->list_page, $this->page_size); } // only fetch dn for count (should keep the payload low) @@ -1150,7 +1143,7 @@ class rcube_ldap extends rcube_addressbook $this->_debug("S: ".ldap_count_entries($this->conn, $this->ldap_result)." record(s)"); if ($err = ldap_errno($this->conn)) $this->_debug("S: Error: " .ldap_err2str($err)); - return true; + return $count ? ldap_count_entries($this->conn, $this->ldap_result) : true; } else { @@ -1161,16 +1154,38 @@ class rcube_ldap extends rcube_addressbook return false; } + /** + * Choose the right PHP function according to scope property + */ + private function _scope2func($scope, &$ns_function = null) + { + switch ($scope) { + case 'sub': + $function = $ns_function = 'ldap_search'; + break; + case 'base': + $function = $ns_function = 'ldap_read'; + break; + default: + $function = 'ldap_list'; + $ns_function = 'ldap_read'; + break; + } + + return $function; + } + /** * Set server controls for Virtual List View (paginated listing) */ - private function _vlv_set_controls() + private function _vlv_set_controls($prop, $list_page, $page_size) { - $sort_ctrl = array('oid' => "1.2.840.113556.1.4.473", 'value' => $this->_sort_ber_encode((array)$this->prop['sort'])); - $vlv_ctrl = array('oid' => "2.16.840.1.113730.3.4.9", 'value' => $this->_vlv_ber_encode(($offset = ($this->list_page-1) * $this->page_size + 1), $this->page_size), 'iscritical' => true); + $sort_ctrl = array('oid' => "1.2.840.113556.1.4.473", 'value' => $this->_sort_ber_encode((array)$prop['sort'])); + $vlv_ctrl = array('oid' => "2.16.840.1.113730.3.4.9", 'value' => $this->_vlv_ber_encode(($offset = ($list_page-1) * $page_size + 1), $page_size), 'iscritical' => true); - $this->_debug("C: set controls sort=" . join(' ', unpack('H'.(strlen($sort_ctrl['value'])*2), $sort_ctrl['value'])) . " ({$this->sort_col});" - . " vlv=" . join(' ', (unpack('H'.(strlen($vlv_ctrl['value'])*2), $vlv_ctrl['value']))) . " ($offset/$this->page_size)"); + $sort = (array)$prop['sort']; + $this->_debug("C: set controls sort=" . join(' ', unpack('H'.(strlen($sort_ctrl['value'])*2), $sort_ctrl['value'])) . " ($sort[0]);" + . " vlv=" . join(' ', (unpack('H'.(strlen($vlv_ctrl['value'])*2), $vlv_ctrl['value']))) . " ($offset/$page_size)"); if (!ldap_set_option($this->conn, LDAP_OPT_SERVER_CONTROLS, array($sort_ctrl, $vlv_ctrl))) { $this->_debug("S: ".ldap_error($this->conn)); @@ -1352,16 +1367,27 @@ class rcube_ldap extends rcube_addressbook /** * Fetch groups from server */ - private function _fetch_groups() + private function _fetch_groups($vlv_page = 0) { $base_dn = $this->groups_base_dn; $filter = $this->prop['groups']['filter']; $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); + $sort_attr = $sort_attrs[0]; $this->_debug("C: Search [$filter][dn: $base_dn]"); - $res = @ldap_search($this->conn, $base_dn, $filter, array('dn', $name_attr, 'objectClass', $email_attr)); + // use vlv to list groups + if ($this->prop['groups']['vlv']) { + $page_size = 200; + if (!$this->prop['groups']['sort']) + $this->prop['groups']['sort'] = $sort_attrs; + $vlv_active = $this->_vlv_set_controls($this->prop['groups'], $vlv_page+1, $page_size); + } + + $function = $this->_scope2func($this->prop['groups']['scope'], $ns_function); + $res = @$function($this->conn, $base_dn, $filter, array_unique(array('dn', 'objectClass', $name_attr, $email_attr, $sort_attr))); if ($res === false) { $this->_debug("S: ".ldap_error($this->conn)); @@ -1373,9 +1399,10 @@ class rcube_ldap extends rcube_addressbook $groups = array(); $group_sortnames = array(); - for ($i=0; $i<$ldap_data["count"]; $i++) + $group_count = $ldap_data["count"]; + for ($i=0; $i < $group_count; $i++) { - $group_name = $ldap_data[$i][$name_attr][0]; + $group_name = is_array($ldap_data[$i][$name_attr]) ? $ldap_data[$i][$name_attr][0] : $ldap_data[$i][$name_attr]; $group_id = self::dn_encode($group_name); $groups[$group_id]['ID'] = $group_id; $groups[$group_id]['dn'] = $ldap_data[$i]['dn']; @@ -1403,9 +1430,24 @@ class rcube_ldap extends rcube_addressbook $groups[$group_id]['email'][] = $ldap_data[$i][$email_attr][$j]; } - $group_sortnames[] = strtolower($group_name); + $group_sortnames[] = strtolower($ldap_data[$i][$sort_attr][0]); } - array_multisort($group_sortnames, SORT_ASC, SORT_STRING, $groups); + + // recursive call can exit here + if ($vlv_page > 0) + return $groups; + + // call recursively until we have fetched all groups + while ($vlv_active && $group_count == $page_size) + { + $next_page = $this->_fetch_groups(++$vlv_page); + $groups = array_merge($groups, $next_page); + $group_count = count($next_page); + } + + // when using VLV the list of groups is already sorted + if (!$this->prop['groups']['vlv']) + array_multisort($group_sortnames, SORT_ASC, SORT_STRING, $groups); // cache this $this->cache->set('groups', $groups); -- cgit v1.2.3