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authorthomascube <thomas@roundcube.net>2011-10-28 20:05:32 +0000
committerthomascube <thomas@roundcube.net>2011-10-28 20:05:32 +0000
commitfc91c1df4a794389df00af84928f1a7356c9a2d4 (patch)
tree882445dc607eccccf1f0374778b88cc5f7a19ef1 /program
parent335b042b985da68b5934b10b843400398964168b (diff)
LDAP: use VLV pseudo-search for autocompletion
Diffstat (limited to 'program')
-rw-r--r--program/include/rcube_ldap.php67
1 files changed, 55 insertions, 12 deletions
diff --git a/program/include/rcube_ldap.php b/program/include/rcube_ldap.php
index 21fd6013c..e00a17c29 100644
--- a/program/include/rcube_ldap.php
+++ b/program/include/rcube_ldap.php
@@ -712,6 +712,34 @@ class rcube_ldap extends rcube_addressbook
return $result;
}
+ // use VLV pseudo-search for autocompletion
+ if ($this->prop['vlv_search'] && $this->conn && join(',', $fields) == 'email,name')
+ {
+ // add general filter to query
+ if (!empty($this->prop['filter']) && empty($this->filter))
+ $this->set_search_set($this->prop['filter']);
+
+ // set VLV controls with encoded search string
+ $this->_vlv_set_controls($this->prop, $this->list_page, $this->page_size, $value);
+
+ $function = $this->_scope2func($this->prop['scope']);
+ $this->ldap_result = @$function($this->conn, $this->base_dn, $this->filter ? $this->filter : '(objectclass=*)',
+ array_values($this->fieldmap), 0, (int)$this->prop['sizelimit'], (int)$this->prop['timelimit']);
+
+ // get all entries of this page and post-filter those that really match the query
+ $this->result = new rcube_result_set(0);
+ $entries = ldap_get_entries($this->conn, $this->ldap_result);
+ for ($i = 0; $i < $entries['count']; $i++) {
+ $rec = $this->_ldap2result($entries[$i]);
+ if (stripos($rec['name'] . $rec['email'], $value) !== false) {
+ $this->result->add($rec);
+ $this->result->count++;
+ }
+ }
+
+ return $this->result;
+ }
+
// use AND operator for advanced searches
$filter = is_array($value) ? '(&' : '(|';
$wc = !$strict && $this->prop['fuzzy_search'] ? '*' : '';
@@ -1208,10 +1236,10 @@ class rcube_ldap extends rcube_addressbook
/**
* Set server controls for Virtual List View (paginated listing)
*/
- private function _vlv_set_controls($prop, $list_page, $page_size)
+ private function _vlv_set_controls($prop, $list_page, $page_size, $search = null)
{
$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);
+ $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, $search), 'iscritical' => true);
$sort = (array)$prop['sort'];
$this->_debug("C: set controls sort=" . join(' ', unpack('H'.(strlen($sort_ctrl['value'])*2), $sort_ctrl['value'])) . " ($sort[0]);"
@@ -1727,7 +1755,7 @@ class rcube_ldap extends rcube_addressbook
* @param integer Records per page
* @return string BER encoded option value
*/
- private function _vlv_ber_encode($offset, $rpp)
+ private function _vlv_ber_encode($offset, $rpp, $search = '')
{
# this string is ber-encoded, php will prefix this value with:
# 04 (octet string) and 10 (length of 16 bytes)
@@ -1738,6 +1766,12 @@ class rcube_ldap extends rcube_addressbook
# a0 = type context-specific/constructed with a length of 06 (6) bytes following
# 02 = type integer with 2 bytes following (offset): 01 01 (ie 1)
# 02 = type integer with 2 bytes following (contentCount): 01 00
+
+ # whith a search string present:
+ # 81 = type context-specific/constructed with a length of 04 (4) bytes following (the length will change here)
+ # 81 indicates a user string is present where as a a0 indicates just a offset search
+ # 81 = type context-specific/constructed with a length of 06 (6) bytes following
+
# the following info was taken from the ISO/IEC 8825-1:2003 x.690 standard re: the
# encoding of integer values (note: these values are in
# two-complement form so since offset will never be negative bit 8 of the
@@ -1747,18 +1781,27 @@ class rcube_ldap extends rcube_addressbook
# of the second (to the left of first octet) octet:
# a) shall not all be ones; and
# b) shall not all be zero
+
+ if ($search)
+ {
+ $search = preg_replace('/[^-[:alpha:] ,.()0-9]+/', '', $search);
+ $ber_val = self::_string2hex($search);
+ $str = self::_ber_addseq($ber_val, '81');
+ }
+ else
+ {
+ # construct the string from right to left
+ $str = "020100"; # contentCount
- # construct the string from right to left
- $str = "020100"; # contentCount
-
- $ber_val = self::_ber_encode_int($offset); // returns encoded integer value in hex format
-
- // calculate octet length of $ber_val
- $str = self::_ber_addseq($ber_val, '02') . $str;
+ $ber_val = self::_ber_encode_int($offset); // returns encoded integer value in hex format
- // now compute length over $str
- $str = self::_ber_addseq($str, 'a0');
+ // calculate octet length of $ber_val
+ $str = self::_ber_addseq($ber_val, '02') . $str;
+ // now compute length over $str
+ $str = self::_ber_addseq($str, 'a0');
+ }
+
// now tack on records per page
$str = "020100" . self::_ber_addseq(self::_ber_encode_int($rpp-1), '02') . $str;