159 lines
4.2 KiB
PHP
159 lines
4.2 KiB
PHP
<?php
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/**
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* LDAP-based resource directory class using rcube_ldap functionality
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*
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* @author Thomas Bruederli <bruederli@kolabsys.com>
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*
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* Copyright (C) 2014, Kolab Systems AG <contact@kolabsys.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* LDAP-based resource directory implementation
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*/
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class resources_driver_ldap extends resources_driver
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{
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private $rc;
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private $ldap;
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/**
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* Default constructor
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*/
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function __construct($cal)
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{
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$this->cal = $cal;
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$this->rc = $cal->rc;
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}
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/**
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* Fetch resource objects to be displayed for booking
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*
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* @param string $query Search query (optional)
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* @param int $num Max size of the result
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* @param string $searchField Field to search with query
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*
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* @return array List of resource records available for booking
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*/
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public function load_resources($query = null, $num = 5000, $searchField = '*')
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{
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if (!($ldap = $this->connect())) {
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return [];
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}
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// TODO: apply paging
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$ldap->set_pagesize($num);
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if (isset($query)) {
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$results = $ldap->search($searchField, $query, 0, true, true);
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}
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else {
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$results = $ldap->list_records();
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}
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if ($results instanceof ArrayAccess) {
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foreach ($results as $i => $rec) {
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$results[$i] = $this->decode_resource($rec);
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}
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}
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return $results;
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}
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/**
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* Return properties of a single resource
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*
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* @param string $id Unique resource identifier
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*
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* @return array Resource object as hash array
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*/
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public function get_resource($dn)
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{
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$rec = null;
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if ($ldap = $this->connect()) {
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$rec = $ldap->get_record(rcube_ldap::dn_encode($dn), true);
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if (!empty($rec)) {
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$rec = $this->decode_resource($rec);
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}
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}
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return $rec;
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}
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/**
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* Return properties of a resource owner
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*
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* @param string $dn Owner identifier
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*
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* @return array Resource object as hash array
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*/
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public function get_resource_owner($dn)
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{
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$owner = null;
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if ($ldap = $this->connect()) {
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$owner = $ldap->get_record(rcube_ldap::dn_encode($dn), true);
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$owner['ID'] = rcube_ldap::dn_decode($owner['ID']);
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unset($owner['_raw_attrib'], $owner['_type']);
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}
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return $owner;
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}
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/**
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* Extract JSON-serialized attributes
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*/
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private function decode_resource($rec)
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{
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$rec['ID'] = rcube_ldap::dn_decode($rec['ID']);
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$attributes = [];
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foreach ((array) $rec['attributes'] as $sattr) {
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$sattr = trim($sattr);
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if (!empty($sattr) && $sattr[0] === '{') {
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$attr = @json_decode($sattr, true);
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$attributes += $attr;
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}
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else if (!empty($sattr) && empty($rec['description'])) {
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$rec['description'] = $sattr;
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}
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}
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$rec['attributes'] = $attributes;
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// force $rec['members'] to be an array
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if (!empty($rec['members']) && !is_array($rec['members'])) {
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$rec['members'] = [$rec['members']];
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}
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// remove unused cruft
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unset($rec['_raw_attrib']);
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return $rec;
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}
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private function connect()
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{
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if (!isset($this->ldap)) {
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$this->ldap = new rcube_ldap($this->rc->config->get('calendar_resources_directory'), true);
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}
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return $this->ldap->ready ? $this->ldap : null;
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}
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}
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