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https://git.friendi.ca/friendica/friendica-addons.git
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250 lines
5.7 KiB
PHP
250 lines
5.7 KiB
PHP
<?php
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/**
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* The Card object represents a single Card from an addressbook
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*
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* @package Sabre
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* @subpackage CardDAV
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* @copyright Copyright (C) 2007-2012 Rooftop Solutions. All rights reserved.
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* @author Evert Pot (http://www.rooftopsolutions.nl/)
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* @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
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*/
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class Sabre_CardDAV_Card extends Sabre_DAV_File implements Sabre_CardDAV_ICard, Sabre_DAVACL_IACL {
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/**
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* CardDAV backend
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*
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* @var Sabre_CardDAV_Backend_Abstract
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*/
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private $carddavBackend;
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/**
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* Array with information about this Card
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*
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* @var array
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*/
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private $cardData;
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/**
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* Array with information about the containing addressbook
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*
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* @var array
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*/
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private $addressBookInfo;
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/**
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* Constructor
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*
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* @param Sabre_CardDAV_Backend_Abstract $carddavBackend
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* @param array $addressBookInfo
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* @param array $cardData
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*/
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public function __construct(Sabre_CardDAV_Backend_Abstract $carddavBackend,array $addressBookInfo,array $cardData) {
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$this->carddavBackend = $carddavBackend;
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$this->addressBookInfo = $addressBookInfo;
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$this->cardData = $cardData;
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}
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/**
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* Returns the uri for this object
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*
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* @return string
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*/
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public function getName() {
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return $this->cardData['uri'];
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}
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/**
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* Returns the VCard-formatted object
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*
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* @return string
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*/
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public function get() {
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// Pre-populating 'carddata' is optional. If we don't yet have it
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// already, we fetch it from the backend.
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if (!isset($this->cardData['carddata'])) {
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$this->cardData = $this->carddavBackend->getCard($this->addressBookInfo['id'], $this->cardData['uri']);
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}
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return $this->cardData['carddata'];
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}
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/**
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* Updates the VCard-formatted object
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*
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* @param string $cardData
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* @return string|null
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*/
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public function put($cardData) {
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if (is_resource($cardData))
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$cardData = stream_get_contents($cardData);
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// Converting to UTF-8, if needed
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$cardData = Sabre_DAV_StringUtil::ensureUTF8($cardData);
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$etag = $this->carddavBackend->updateCard($this->addressBookInfo['id'],$this->cardData['uri'],$cardData);
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$this->cardData['carddata'] = $cardData;
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$this->cardData['etag'] = $etag;
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return $etag;
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}
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/**
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* Deletes the card
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*
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* @return void
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*/
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public function delete() {
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$this->carddavBackend->deleteCard($this->addressBookInfo['id'],$this->cardData['uri']);
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}
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/**
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* Returns the mime content-type
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*
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* @return string
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*/
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public function getContentType() {
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return 'text/x-vcard; charset=utf-8';
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}
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/**
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* Returns an ETag for this object
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*
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* @return string
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*/
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public function getETag() {
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if (isset($this->cardData['etag'])) {
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return $this->cardData['etag'];
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} else {
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return '"' . md5($this->get()) . '"';
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}
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}
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/**
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* Returns the last modification date as a unix timestamp
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*
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* @return int
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*/
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public function getLastModified() {
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return isset($this->cardData['lastmodified'])?$this->cardData['lastmodified']:null;
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}
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/**
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* Returns the size of this object in bytes
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*
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* @return int
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*/
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public function getSize() {
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if (array_key_exists('size', $this->cardData)) {
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return $this->cardData['size'];
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} else {
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return strlen($this->get());
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}
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}
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/**
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* Returns the owner principal
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*
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* This must be a url to a principal, or null if there's no owner
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*
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* @return string|null
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*/
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public function getOwner() {
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return $this->addressBookInfo['principaluri'];
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}
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/**
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* Returns a group principal
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*
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* This must be a url to a principal, or null if there's no owner
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*
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* @return string|null
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*/
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public function getGroup() {
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return null;
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}
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/**
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* Returns a list of ACE's for this node.
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*
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* Each ACE has the following properties:
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* * 'privilege', a string such as {DAV:}read or {DAV:}write. These are
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* currently the only supported privileges
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* * 'principal', a url to the principal who owns the node
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* * 'protected' (optional), indicating that this ACE is not allowed to
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* be updated.
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*
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* @return array
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*/
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public function getACL() {
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return array(
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array(
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'privilege' => '{DAV:}read',
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'principal' => $this->addressBookInfo['principaluri'],
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'protected' => true,
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),
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array(
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'privilege' => '{DAV:}write',
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'principal' => $this->addressBookInfo['principaluri'],
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'protected' => true,
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),
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);
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}
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/**
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* Updates the ACL
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*
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* This method will receive a list of new ACE's.
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*
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* @param array $acl
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* @return void
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*/
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public function setACL(array $acl) {
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throw new Sabre_DAV_Exception_MethodNotAllowed('Changing ACL is not yet supported');
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}
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/**
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* Returns the list of supported privileges for this node.
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*
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* The returned data structure is a list of nested privileges.
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* See Sabre_DAVACL_Plugin::getDefaultSupportedPrivilegeSet for a simple
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* standard structure.
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*
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* If null is returned from this method, the default privilege set is used,
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* which is fine for most common usecases.
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*
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* @return array|null
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*/
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public function getSupportedPrivilegeSet() {
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return null;
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}
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}
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