You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
460 lines
10 KiB
PHP
460 lines
10 KiB
PHP
<?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;
|
|
|
|
$this->connect();
|
|
}
|
|
|
|
/**
|
|
* PHP 4 object constructor
|
|
*
|
|
* @see rcube_ldap::__construct()
|
|
*/
|
|
function rcube_ldap($p)
|
|
{
|
|
$this->__construct($p);
|
|
}
|
|
|
|
|
|
/**
|
|
* Establish a connection to the LDAP server
|
|
*/
|
|
function connect()
|
|
{
|
|
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, $this->prop['port']))
|
|
{
|
|
ldap_set_option($lc, LDAP_OPT_PROTOCOL_VERSION, $this->prop['ldap_version']);
|
|
$this->prop['host'] = $host;
|
|
$this->conn = $lc;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (is_resource($this->conn))
|
|
{
|
|
$this->ready = true;
|
|
if (!empty($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);
|
|
}
|
|
|
|
|
|
/**
|
|
* 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;
|
|
$this->filter = '';
|
|
}
|
|
|
|
|
|
/**
|
|
* List the current set of contact records
|
|
*
|
|
* @param array List of cols to show
|
|
* @param int Only return this number of records (not implemented)
|
|
* @return array Indexed list of contact records, each a hash array
|
|
*/
|
|
function list_records($cols=null, $subset=0)
|
|
{
|
|
// add general filter to query
|
|
if (!empty($this->prop['filter']))
|
|
{
|
|
$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);
|
|
|
|
$entries = ldap_get_entries($this->conn, $this->ldap_result);
|
|
for ($i = $this->result->first; $i < min($entries['count'], $this->result->first + $this->page_size); $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, $this->ldap_result);
|
|
|
|
return new rcube_result_set($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)))
|
|
{
|
|
$res = $this->_ldap2result($rec);
|
|
$this->result = new rcube_result_set(1);
|
|
$this->result->add($res);
|
|
}
|
|
}
|
|
|
|
return $assoc ? $res : $this->result;
|
|
}
|
|
|
|
|
|
/**
|
|
* Create a new contact record
|
|
*
|
|
* @param array Hash array with save data
|
|
* @return boolean The create record ID on success, False on error
|
|
*/
|
|
function insert($save_cols)
|
|
{
|
|
// TODO
|
|
return false;
|
|
}
|
|
|
|
|
|
/**
|
|
* 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, $save_cols)
|
|
{
|
|
// TODO
|
|
return false;
|
|
}
|
|
|
|
|
|
/**
|
|
* Mark one or more contact records as deleted
|
|
*
|
|
* @param array Record identifiers
|
|
* @return boolean True on success, False on error
|
|
*/
|
|
function delete($ids)
|
|
{
|
|
// TODO
|
|
return false;
|
|
}
|
|
|
|
|
|
/**
|
|
* Execute the LDAP search based on the stored credentials
|
|
*
|
|
* @access private
|
|
*/
|
|
function _exec_search()
|
|
{
|
|
if ($this->conn && $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'));
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|