94 lines
2.8 KiB
PHP
94 lines
2.8 KiB
PHP
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<?php
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/**
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* ownCloud - Addressbook
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*
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* @author Thomas Tanghus
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* @copyright 2012 Thomas Tanghus (thomas@tanghus.net)
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library 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
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* This class overrides Sabre_CardDAV_Card::getACL()
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* to return read/write permissions based on user and shared state.
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*/
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class OC_Connector_Sabre_CardDAV_Card extends Sabre_CardDAV_Card {
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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->addressBookInfo = $addressBookInfo;
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parent::__construct($carddavBackend, $addressBookInfo, $cardData);
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}
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/**
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* Returns a list of ACE's for this node.
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*
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* Each ACE has the following properties:
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* * 'privilege', a string such as {DAV:}read or {DAV:}write. These are
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* currently the only supported privileges
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* * 'principal', a url to the principal who owns the node
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* * 'protected' (optional), indicating that this ACE is not allowed to
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* be updated.
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*
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* @return array
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*/
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public function getACL() {
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$readprincipal = $this->getOwner();
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$writeprincipal = $this->getOwner();
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$uid = OC_Contacts_Addressbook::extractUserID($this->getOwner());
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if($uid != OCP\USER::getUser()) {
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$sharedAddressbook = OCP\Share::getItemSharedWithBySource('addressbook', $this->addressBookInfo['id']);
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if ($sharedAddressbook && ($sharedAddressbook['permissions'] & OCP\Share::PERMISSION_READ)) {
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$readprincipal = 'principals/' . OCP\USER::getUser();
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}
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if ($sharedAddressbook && ($sharedAddressbook['permissions'] & OCP\Share::PERMISSION_UPDATE)) {
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$writeprincipal = 'principals/' . OCP\USER::getUser();
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}
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}
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return array(
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array(
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'privilege' => '{DAV:}read',
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'principal' => $readprincipal,
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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' => $writeprincipal,
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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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