Differential D680 Diff 1605 lib/Kolab/CardDAV/LDAPResources.php

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				<?php

				/**
				* CardDAV Directory class providing read-only access
				* to an LDAP-based resources address book.
				*/

				namespace Kolab\CardDAV;

				use \rcube;
				use \rcube_ldap;
				use \rcube_ldap_generic;
				use Sabre\DAV;
				use Sabre\DAVACL;
				use Sabre\CardDAV\Property;
				use Kolab\Utils\VObjectUtils;

				class LDAPResources extends LDAPDirectory
				{
				const DIRECTORY_NAME = 'ldap-resources';

				/**
				* Default constructor
				*/
				function __construct($config, $principalUri, $carddavBackend = null)
				{
				$this->config = $config;
				$this->principalUri = $principalUri;

				$this->addressBookInfo = array(
				'id' => self::DIRECTORY_NAME,
				'uri' => self::DIRECTORY_NAME,
				'{DAV:}displayname' => $config['name'] ?: "LDAP Resources",
				'{urn:ietf:params:xml:ns:carddav}supported-address-data' => new Property\SupportedAddressData(),
				'principaluri' => $principalUri,
				);

				// used for vcard serialization
				$this->carddavBackend = $carddavBackend ?: new ContactsBackend();
				$this->carddavBackend->ldap_resources = $this;

				// initialize cache. We need a different address space from GAL
				// so don't mix our caches
				$rcube = rcube::get_instance();
				if ($rcube->config->get('kolabdav_res_cache')) {
				$this->cache = $rcube->get_cache_shared('kolabdav_res');

				// expunge cache every now and then
				if (rand(0,10) === 0) {
				$this->cache->expunge();
				}
				}
				}

				/**
				* Returns the name of the node.
				*
				* This is used to generate the url.
				*
				* @return string
				*/
				function getName()
				{
				return self::DIRECTORY_NAME;
				}

				}