OpenXE/classes/Modules/CalDav/SabreDavBackend/WawisionPrincipalBackend.php

<?php

namespace Xentral\Modules\CalDav\SabreDavBackend;

use Sabre\DAV\Exception\NotImplemented;
use Sabre\DAV\PropPatch;
use Sabre\DAVACL\PrincipalBackend\AbstractBackend;
use Xentral\Components\Database\Database;

class WawisionPrincipalBackend extends AbstractBackend
{

    /**
     * @var Database
     */
    private $db;

    /**
     * WawisionPrincipalBackend constructor.
     *
     * @param Database $db
     */
    public function __construct(Database $db)
    {
        $this->db = $db;
    }


    /**
     * Returns a list of principals based on a prefix.
     *
     * This prefix will often contain something like 'principals'. You are only
     * expected to return principals that are in this base path.
     *
     * You are expected to return at least a 'uri' for every user, you can
     * return any additional properties if you wish so. Common properties are:
     *   {DAV:}displayname
     *   {http://sabredav.org/ns}email-address - This is a custom SabreDAV
     *     field that's actually injected in a number of other properties. If
     *     you have an email address, use this property.
     *
     * @param string $prefixPath
     *
     * @return array
     */
    function getPrincipalsByPrefix($prefixPath)
    {
        return [
            [
                '{DAV:}displayname' => 'Admin',
                'uri'               => 'principals/admin',
            ],
        ];
    }

    /**
     * Returns a specific principal, specified by it's path.
     * The returned structure should be the exact same as from
     * getPrincipalsByPrefix.
     *
     * @param string $path
     *
     * @return array
     */
    function getPrincipalByPath($path)
    {
        return [
            '{DAV:}displayname' => 'Admin',
            'uri'               => 'principals/admin',
        ];
    }

    /**
     * Updates one ore more webdav properties on a principal.
     *
     * The list of mutations is stored in a Sabre\DAV\PropPatch object.
     * To do the actual updates, you must tell this object which properties
     * you're going to process with the handle() method.
     *
     * Calling the handle method is like telling the PropPatch object "I
     * promise I can handle updating this property".
     *
     * Read the PropPatch documentation for more info and examples.
     *
     * @param string    $path
     * @param PropPatch $propPatch
     *
     * @return void
     * @throws NotImplemented
     */
    function updatePrincipal($path, PropPatch $propPatch)
    {
        throw new NotImplemented('updatePrincipal not implemented');
    }

    /**
     * This method is used to search for principals matching a set of
     * properties.
     *
     * This search is specifically used by RFC3744's principal-property-search
     * REPORT.
     *
     * The actual search should be a unicode-non-case-sensitive search. The
     * keys in searchProperties are the WebDAV property names, while the values
     * are the property values to search on.
     *
     * By default, if multiple properties are submitted to this method, the
     * various properties should be combined with 'AND'. If $test is set to
     * 'anyof', it should be combined using 'OR'.
     *
     * This method should simply return an array with full principal uri's.
     *
     * If somebody attempted to search on a property the backend does not
     * support, you should simply return 0 results.
     *
     * You can also just return 0 results if you choose to not support
     * searching at all, but keep in mind that this may stop certain features
     * from working.
     *
     * @param string $prefixPath
     * @param array  $searchProperties
     * @param string $test
     *
     * @return array
     * @throws NotImplemented
     */
    function searchPrincipals($prefixPath, array $searchProperties, $test = 'allof')
    {
        throw new NotImplemented('searchPrincipals not implemented');
    }

    /**
     * Returns the list of members for a group-principal
     *
     * @param string $principal
     *
     * @return array
     */
    function getGroupMemberSet($principal)
    {
        return [];
    }

    /**
     * Returns the list of groups a principal is a member of
     *
     * @param string $principal
     *
     * @return array
     */
    function getGroupMembership($principal)
    {
        // throw new NotImplemented('getGroupMembership not implemented');
        return [];
    }

    /**
     * Updates the list of group members for a group principal.
     *
     * The principals should be passed as a list of uri's.
     *
     * @param string $principal
     * @param array  $members
     *
     * @return void
     * @throws NotImplemented
     */
    function setGroupMemberSet($principal, array $members)
    {
        throw new NotImplemented('setGroupMembership not implemented');
    }
}