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diff --git a/program/include/rcube_ldap.php b/program/include/rcube_ldap.php
index 0c68bc999..ab0ef481e 100644
--- a/program/include/rcube_ldap.php
+++ b/program/include/rcube_ldap.php
@@ -1,614 +1,597 @@
<?php
/*
+-----------------------------------------------------------------------+
| program/include/rcube_ldap.php |
| |
| This file is part of the RoundCube Webmail client |
| Copyright (C) 2006-2008, RoundCube Dev. - Switzerland |
| Licensed under the GNU GPL |
| |
| PURPOSE: |
| Interface to an LDAP address directory |
| |
+-----------------------------------------------------------------------+
| Author: Thomas Bruederli <roundcube@gmail.com> |
+-----------------------------------------------------------------------+
$Id$
*/
/**
* Model class to access an LDAP address directory
*
* @package Addressbook
*/
class rcube_ldap
{
var $conn;
var $prop = array();
var $fieldmap = array();
var $filter = '';
var $result = null;
var $ldap_result = null;
var $sort_col = '';
/** public properties */
var $primary_key = 'ID';
var $readonly = true;
var $list_page = 1;
var $page_size = 10;
var $ready = false;
/**
* Object constructor
*
* @param array LDAP connection properties
* @param integer User-ID
*/
function __construct($p)
{
$this->prop = $p;
foreach ($p as $prop => $value)
if (preg_match('/^(.+)_field$/', $prop, $matches))
$this->fieldmap[$matches[1]] = $value;
$this->sort_col = $p["sort"];
$this->connect();
}
/**
* Establish a connection to the LDAP server
*/
function connect()
{
+ global $RCMAIL;
+
if (!function_exists('ldap_connect'))
raise_error(array('type' => 'ldap', 'message' => "No ldap support in this installation of PHP"), true);
if (is_resource($this->conn))
return true;
if (!is_array($this->prop['hosts']))
$this->prop['hosts'] = array($this->prop['hosts']);
if (empty($this->prop['ldap_version']))
$this->prop['ldap_version'] = 3;
foreach ($this->prop['hosts'] as $host)
{
if ($lc = @ldap_connect($host, $this->prop['port']))
{
if ($this->prop['use_tls']===true)
if (!ldap_start_tls($lc))
continue;
ldap_set_option($lc, LDAP_OPT_PROTOCOL_VERSION, $this->prop['ldap_version']);
$this->prop['host'] = $host;
$this->conn = $lc;
break;
}
}
if (is_resource($this->conn))
{
$this->ready = true;
+ // User specific access, generate the proper values to use.
if ($this->prop["user_specific"]) {
- // User specific access, generate the proper values to use.
- global $CONFIG, $RCMAIL;
+ // No password set, use the session password
if (empty($this->prop['bind_pass'])) {
- // No password set, use the users.
$this->prop['bind_pass'] = $RCMAIL->decrypt_passwd($_SESSION["password"]);
- } // end if
+ }
// Get the pieces needed for variable replacement.
- // See if the logged in username has an "@" in it.
- if (is_bool(strstr($_SESSION["username"], "@"))) {
- // It does not, use the global default.
- $fu = $_SESSION["username"]."@".$CONFIG["username_domain"];
- $u = $_SESSION["username"];
- $d = $CONFIG["username_domain"];
- } // end if
- else {
- // It does.
- $fu = $_SESSION["username"];
- // Get the pieces needed for username and domain.
- list($u, $d) = explode("@", $_SESSION["username"]);
- } # end else
-
- // Replace the bind_dn variables.
- $bind_dn = str_replace(array("%fu", "%u", "%d"),
- array($fu, $u, $d),
- $this->prop['bind_dn']);
- $this->prop['bind_dn'] = $bind_dn;
- // Replace the base_dn variables.
- $base_dn = str_replace(array("%fu", "%u", "%d"),
- array($fu, $u, $d),
- $this->prop['base_dn']);
- $this->prop['base_dn'] = $base_dn;
-
- $this->ready = $this->bind($this->prop['bind_dn'], $this->prop['bind_pass']);
- } // end if
- elseif (!empty($this->prop['bind_dn']) && !empty($this->prop['bind_pass']))
+ $fu = $RCMAIL->user->get_username();
+ list($u, $d) = explode('@', $fu);
+
+ // Replace the bind_dn and base_dn variables.
+ $replaces = array('%fu' => $fu, '%u' => $u, '%d' => $d);
+ $this->prop['bind_dn'] = strtr($this->prop['bind_dn'], $replaces);
+ $this->prop['base_dn'] = strtr($this->prop['base_dn'], $replaces);
+ }
+
+ if (!empty($this->prop['bind_dn']) && !empty($this->prop['bind_pass']))
$this->ready = $this->bind($this->prop['bind_dn'], $this->prop['bind_pass']);
}
else
raise_error(array('type' => 'ldap', 'message' => "Could not connect to any LDAP server, tried $host:{$this->prop[port]} last"), true);
// See if the directory is writeable.
if ($this->prop['writable']) {
$this->readonly = false;
} // end if
}
/**
* Bind connection with DN and password
*
* @param string Bind DN
* @param string Bind password
* @return boolean True on success, False on error
*/
function bind($dn, $pass)
{
if (!$this->conn) {
return false;
}
if (@ldap_bind($this->conn, $dn, $pass)) {
return true;
}
raise_error(array(
'code' => ldap_errno($this->conn),
'type' => 'ldap',
'message' => "Bind failed for dn=$dn: ".ldap_error($this->conn)),
true);
return false;
}
/**
* Close connection to LDAP server
*/
function close()
{
if ($this->conn)
{
@ldap_unbind($this->conn);
$this->conn = null;
}
}
/**
* Set internal list page
*
* @param number Page number to list
* @access public
*/
function set_page($page)
{
$this->list_page = (int)$page;
}
/**
* Set internal page size
*
* @param number Number of messages to display on one page
* @access public
*/
function set_pagesize($size)
{
$this->page_size = (int)$size;
}
/**
* Save a search string for future listings
*
* @param string Filter string
*/
function set_search_set($filter)
{
$this->filter = $filter;
}
/**
* Getter for saved search properties
*
* @return mixed Search properties used by this class
*/
function get_search_set()
{
return $this->filter;
}
/**
* Reset all saved results and search parameters
*/
function reset()
{
$this->result = null;
$this->ldap_result = null;
$this->filter = '';
}
/**
* List the current set of contact records
*
* @param array List of cols to show
* @param int Only return this number of records
* @return array Indexed list of contact records, each a hash array
*/
function list_records($cols=null, $subset=0)
{
// add general filter to query
if (!empty($this->prop['filter']) && empty($this->filter))
{
$filter = $this->prop['filter'];
$this->set_search_set($filter);
}
// exec LDAP search if no result resource is stored
if ($this->conn && !$this->ldap_result)
$this->_exec_search();
// count contacts for this user
$this->result = $this->count();
// we have a search result resource
if ($this->ldap_result && $this->result->count > 0)
{
if ($this->sort_col && $this->prop['scope'] !== "base")
@ldap_sort($this->conn, $this->ldap_result, $this->sort_col);
$start_row = $subset < 0 ? $this->result->first + $this->page_size + $subset : $this->result->first;
$last_row = $this->result->first + $this->page_size;
$last_row = $subset != 0 ? $start_row + abs($subset) : $last_row;
$entries = ldap_get_entries($this->conn, $this->ldap_result);
for ($i = $start_row; $i < min($entries['count'], $last_row); $i++)
$this->result->add($this->_ldap2result($entries[$i]));
}
return $this->result;
}
/**
* Search contacts
*
* @param array List of fields to search in
* @param string Search value
* @param boolean True if results are requested, False if count only
* @return array Indexed list of contact records and 'count' value
*/
function search($fields, $value, $strict=false, $select=true)
{
// special treatment for ID-based search
if ($fields == 'ID' || $fields == $this->primary_key)
{
$ids = explode(',', $value);
$result = new rcube_result_set();
foreach ($ids as $id)
if ($rec = $this->get_record($id, true))
{
$result->add($rec);
$result->count++;
}
return $result;
}
$filter = '(|';
$wc = !$strict && $this->prop['fuzzy_search'] ? '*' : '';
if (is_array($this->prop['search_fields']))
{
foreach ($this->prop['search_fields'] as $k => $field)
$filter .= "($field=$wc" . rcube_ldap::quote_string($value) . "$wc)";
}
else
{
foreach ((array)$fields as $field)
if ($f = $this->_map_field($field))
$filter .= "($f=$wc" . rcube_ldap::quote_string($value) . "$wc)";
}
$filter .= ')';
// avoid double-wildcard if $value is empty
$filter = preg_replace('/\*+/', '*', $filter);
// add general filter to query
if (!empty($this->prop['filter']))
$filter = '(&(' . preg_replace('/^\(|\)$/', '', $this->prop['filter']) . ')' . $filter . ')';
// set filter string and execute search
$this->set_search_set($filter);
$this->_exec_search();
if ($select)
$this->list_records();
else
$this->result = $this->count();
return $this->result;
}
/**
* Count number of available contacts in database
*
* @return object rcube_result_set Resultset with values for 'count' and 'first'
*/
function count()
{
$count = 0;
if ($this->conn && $this->ldap_result) {
$count = ldap_count_entries($this->conn, $this->ldap_result);
} // end if
elseif ($this->conn) {
// We have a connection but no result set, attempt to get one.
if (empty($this->filter)) {
// The filter is not set, set it.
$this->filter = $this->prop['filter'];
} // end if
$this->_exec_search();
if ($this->ldap_result) {
$count = ldap_count_entries($this->conn, $this->ldap_result);
} // end if
} // end else
return new rcube_result_set($count, ($this->list_page-1) * $this->page_size);
}
/**
* Return the last result set
*
* @return object rcube_result_set Current resultset or NULL if nothing selected yet
*/
function get_result()
{
return $this->result;
}
/**
* Get a specific contact record
*
* @param mixed Record identifier
* @param boolean Return as associative array
* @return mixed Hash array or rcube_result_set with all record fields
*/
function get_record($dn, $assoc=false)
{
$res = null;
if ($this->conn && $dn)
{
$this->ldap_result = @ldap_read($this->conn, base64_decode($dn), "(objectclass=*)", array_values($this->fieldmap));
$entry = @ldap_first_entry($this->conn, $this->ldap_result);
if ($entry && ($rec = ldap_get_attributes($this->conn, $entry)))
{
// Add in the dn for the entry.
$rec["dn"] = base64_decode($dn);
$res = $this->_ldap2result($rec);
$this->result = new rcube_result_set(1);
$this->result->add($res);
}
}
return $assoc ? $res : $this->result;
}
/**
* Create a new contact record
*
* @param array Hash array with save data
* @return encoded record ID on success, False on error
*/
function insert($save_cols)
{
// Map out the column names to their LDAP ones to build the new entry.
$newentry = array();
$newentry["objectClass"] = $this->prop["LDAP_Object_Classes"];
foreach ($save_cols as $col => $val) {
$fld = "";
$fld = $this->_map_field($col);
if ($fld != "") {
// The field does exist, add it to the entry.
$newentry[$fld] = $val;
} // end if
} // end foreach
// Verify that the required fields are set.
// We know that the email address is required as a default of rcube, so
// we will default its value into any unfilled required fields.
foreach ($this->prop["required_fields"] as $fld) {
if (!isset($newentry[$fld])) {
$newentry[$fld] = $newentry[$this->_map_field("email")];
} // end if
} // end foreach
// Build the new entries DN.
$dn = $this->prop["LDAP_rdn"]."=".$newentry[$this->prop["LDAP_rdn"]].",".$this->prop['base_dn'];
$res = @ldap_add($this->conn, $dn, $newentry);
if ($res === FALSE) {
return false;
} // end if
return base64_encode($dn);
}
/**
* Update a specific contact record
*
* @param mixed Record identifier
* @param array Hash array with save data
* @return boolean True on success, False on error
*/
function update($id, $save_cols)
{
$record = $this->get_record($id, true);
$result = $this->get_result();
$record = $result->first();
$newdata = array();
$replacedata = array();
$deletedata = array();
foreach ($save_cols as $col => $val) {
$fld = "";
$fld = $this->_map_field($col);
if ($fld != "") {
// The field does exist compare it to the ldap record.
if ($record[$col] != $val) {
// Changed, but find out how.
if (!isset($record[$col])) {
// Field was not set prior, need to add it.
$newdata[$fld] = $val;
} // end if
elseif ($val == "") {
// Field supplied is empty, verify that it is not required.
if (!in_array($fld, $this->prop["required_fields"])) {
// It is not, safe to clear.
$deletedata[$fld] = $record[$col];
} // end if
} // end elseif
else {
// The data was modified, save it out.
$replacedata[$fld] = $val;
} // end else
} // end if
} // end if
} // end foreach
// Update the entry as required.
$dn = base64_decode($id);
if (!empty($deletedata)) {
// Delete the fields.
$res = @ldap_mod_del($this->conn, $dn, $deletedata);
if ($res === FALSE) {
return false;
} // end if
} // end if
if (!empty($replacedata)) {
// Replace the fields.
$res = @ldap_mod_replace($this->conn, $dn, $replacedata);
if ($res === FALSE) {
return false;
} // end if
} // end if
if (!empty($newdata)) {
// Add the fields.
$res = @ldap_mod_add($this->conn, $dn, $newdata);
if ($res === FALSE) {
return false;
} // end if
} // end if
return true;
}
/**
* Mark one or more contact records as deleted
*
* @param array Record identifiers
* @return boolean True on success, False on error
*/
function delete($ids)
{
if (!is_array($ids)) {
// Not an array, break apart the encoded DNs.
$dns = explode(",", $ids);
} // end if
foreach ($dns as $id) {
$dn = base64_decode($id);
// Delete the record.
$res = @ldap_delete($this->conn, $dn);
if ($res === FALSE) {
return false;
} // end if
} // end foreach
return true;
}
/**
* Execute the LDAP search based on the stored credentials
*
* @access private
*/
function _exec_search()
{
if ($this->ready && $this->filter)
{
$function = $this->prop['scope'] == 'sub' ? 'ldap_search' : ($this->prop['scope'] == 'base' ? 'ldap_read' : 'ldap_list');
$this->ldap_result = $function($this->conn, $this->prop['base_dn'], $this->filter, array_values($this->fieldmap), 0, 0);
return true;
}
else
return false;
}
/**
* @access private
*/
function _ldap2result($rec)
{
$out = array();
if ($rec['dn'])
$out[$this->primary_key] = base64_encode($rec['dn']);
foreach ($this->fieldmap as $rf => $lf)
{
if ($rec[$lf]['count'])
$out[$rf] = $rec[$lf][0];
}
return $out;
}
/**
* @access private
*/
function _map_field($field)
{
return $this->fieldmap[$field];
}
/**
* @static
*/
function quote_string($str)
{
return strtr($str, array('*'=>'\2a', '('=>'\28', ')'=>'\29', '\\'=>'\5c'));
}
}

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