diff options
Diffstat (limited to 'vendor/sabre/dav/lib/CalDAV/Backend/PDO.php')
-rw-r--r-- | vendor/sabre/dav/lib/CalDAV/Backend/PDO.php | 381 |
1 files changed, 340 insertions, 41 deletions
diff --git a/vendor/sabre/dav/lib/CalDAV/Backend/PDO.php b/vendor/sabre/dav/lib/CalDAV/Backend/PDO.php index 76b69dc6e..95f1d49a6 100644 --- a/vendor/sabre/dav/lib/CalDAV/Backend/PDO.php +++ b/vendor/sabre/dav/lib/CalDAV/Backend/PDO.php @@ -2,10 +2,11 @@ namespace Sabre\CalDAV\Backend; -use Sabre\VObject; use Sabre\CalDAV; use Sabre\DAV; use Sabre\DAV\Exception\Forbidden; +use Sabre\VObject; +use Sabre\DAV\Xml\Element\Sharee; /** * PDO CalDAV backend @@ -17,7 +18,12 @@ use Sabre\DAV\Exception\Forbidden; * @author Evert Pot (http://evertpot.com/) * @license http://sabre.io/license/ Modified BSD License */ -class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, SchedulingSupport { +class PDO extends AbstractBackend + implements + SyncSupport, + SubscriptionSupport, + SchedulingSupport, + SharingSupport { /** * We need to specify a max date, because we need to stop *somewhere* @@ -44,6 +50,16 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S public $calendarTableName = 'calendars'; /** + * The table name that will be used for calendars instances. + * + * A single calendar can have multiple instances, if the calendar is + * shared. + * + * @var string + */ + public $calendarInstancesTableName = 'calendarinstances'; + + /** * The table name that will be used for calendar objects * * @var string @@ -140,16 +156,23 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S function getCalendarsForUser($principalUri) { $fields = array_values($this->propertyMap); - $fields[] = 'id'; + $fields[] = 'calendarid'; $fields[] = 'uri'; $fields[] = 'synctoken'; $fields[] = 'components'; $fields[] = 'principaluri'; $fields[] = 'transparent'; + $fields[] = 'access'; // Making fields a comma-delimited list $fields = implode(', ', $fields); - $stmt = $this->pdo->prepare("SELECT " . $fields . " FROM " . $this->calendarTableName . " WHERE principaluri = ? ORDER BY calendarorder ASC"); + $stmt = $this->pdo->prepare(<<<SQL +SELECT {$this->calendarInstancesTableName}.id as id, $fields FROM {$this->calendarInstancesTableName} + LEFT JOIN {$this->calendarTableName} ON + {$this->calendarInstancesTableName}.calendarid = {$this->calendarTableName}.id +WHERE principaluri = ? ORDER BY calendarorder ASC +SQL + ); $stmt->execute([$principalUri]); $calendars = []; @@ -161,15 +184,27 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S } $calendar = [ - 'id' => $row['id'], + 'id' => [(int)$row['calendarid'], (int)$row['id']], 'uri' => $row['uri'], 'principaluri' => $row['principaluri'], '{' . CalDAV\Plugin::NS_CALENDARSERVER . '}getctag' => 'http://sabre.io/ns/sync/' . ($row['synctoken'] ? $row['synctoken'] : '0'), '{http://sabredav.org/ns}sync-token' => $row['synctoken'] ? $row['synctoken'] : '0', '{' . CalDAV\Plugin::NS_CALDAV . '}supported-calendar-component-set' => new CalDAV\Xml\Property\SupportedCalendarComponentSet($components), '{' . CalDAV\Plugin::NS_CALDAV . '}schedule-calendar-transp' => new CalDAV\Xml\Property\ScheduleCalendarTransp($row['transparent'] ? 'transparent' : 'opaque'), + 'share-resource-uri' => '/ns/share/' . $row['calendarid'], ]; + $calendar['share-access'] = (int)$row['access']; + // 1 = owner, 2 = readonly, 3 = readwrite + if ($row['access'] > 1) { + // We need to find more information about the original owner. + //$stmt2 = $this->pdo->prepare('SELECT principaluri FROM ' . $this->calendarInstancesTableName . ' WHERE access = 1 AND id = ?'); + //$stmt2->execute([$row['id']]); + + // read-only is for backwards compatbility. Might go away in + // the future. + $calendar['read-only'] = (int)$row['access'] === \Sabre\DAV\Sharing\Plugin::ACCESS_READ; + } foreach ($this->propertyMap as $xmlName => $dbName) { $calendar[$xmlName] = $row[$dbName]; @@ -199,31 +234,38 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S $fieldNames = [ 'principaluri', 'uri', - 'synctoken', 'transparent', + 'calendarid', ]; $values = [ ':principaluri' => $principalUri, ':uri' => $calendarUri, - ':synctoken' => 1, ':transparent' => 0, ]; - // Default value + $sccs = '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set'; - $fieldNames[] = 'components'; if (!isset($properties[$sccs])) { - $values[':components'] = 'VEVENT,VTODO'; + // Default value + $components = 'VEVENT,VTODO'; } else { if (!($properties[$sccs] instanceof CalDAV\Xml\Property\SupportedCalendarComponentSet)) { throw new DAV\Exception('The ' . $sccs . ' property must be of type: \Sabre\CalDAV\Xml\Property\SupportedCalendarComponentSet'); } - $values[':components'] = implode(',', $properties[$sccs]->getValue()); + $components = implode(',', $properties[$sccs]->getValue()); } $transp = '{' . CalDAV\Plugin::NS_CALDAV . '}schedule-calendar-transp'; if (isset($properties[$transp])) { - $values[':transparent'] = $properties[$transp]->getValue() === 'transparent'; + $values[':transparent'] = $properties[$transp]->getValue() === 'transparent' ? 1 : 0; } + $stmt = $this->pdo->prepare("INSERT INTO " . $this->calendarTableName . " (synctoken, components) VALUES (1, ?)"); + $stmt->execute([$components]); + + $calendarId = $this->pdo->lastInsertId( + $this->calendarTableName . '_id_seq' + ); + + $values[':calendarid'] = $calendarId; foreach ($this->propertyMap as $xmlName => $dbName) { if (isset($properties[$xmlName])) { @@ -233,10 +275,14 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S } } - $stmt = $this->pdo->prepare("INSERT INTO " . $this->calendarTableName . " (" . implode(', ', $fieldNames) . ") VALUES (" . implode(', ', array_keys($values)) . ")"); + $stmt = $this->pdo->prepare("INSERT INTO " . $this->calendarInstancesTableName . " (" . implode(', ', $fieldNames) . ") VALUES (" . implode(', ', array_keys($values)) . ")"); + $stmt->execute($values); - return $this->pdo->lastInsertId(); + return [ + $calendarId, + $this->pdo->lastInsertId($this->calendarInstancesTableName . '_id_seq') + ]; } @@ -252,16 +298,21 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S * * Read the PropPatch documenation for more info and examples. * - * @param string $calendarId + * @param mixed $calendarId * @param \Sabre\DAV\PropPatch $propPatch * @return void */ function updateCalendar($calendarId, \Sabre\DAV\PropPatch $propPatch) { + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to $calendarId is expected to be an array with a calendarId and an instanceId'); + } + list($calendarId, $instanceId) = $calendarId; + $supportedProperties = array_keys($this->propertyMap); $supportedProperties[] = '{' . CalDAV\Plugin::NS_CALDAV . '}schedule-calendar-transp'; - $propPatch->handle($supportedProperties, function($mutations) use ($calendarId) { + $propPatch->handle($supportedProperties, function($mutations) use ($calendarId, $instanceId) { $newValues = []; foreach ($mutations as $propertyName => $propertyValue) { @@ -282,8 +333,8 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S $valuesSql[] = $fieldName . ' = ?'; } - $stmt = $this->pdo->prepare("UPDATE " . $this->calendarTableName . " SET " . implode(', ', $valuesSql) . " WHERE id = ?"); - $newValues['id'] = $calendarId; + $stmt = $this->pdo->prepare("UPDATE " . $this->calendarInstancesTableName . " SET " . implode(', ', $valuesSql) . " WHERE id = ?"); + $newValues['id'] = $instanceId; $stmt->execute(array_values($newValues)); $this->addChange($calendarId, "", 2); @@ -297,19 +348,49 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S /** * Delete a calendar and all it's objects * - * @param string $calendarId + * @param mixed $calendarId * @return void */ function deleteCalendar($calendarId) { - $stmt = $this->pdo->prepare('DELETE FROM ' . $this->calendarObjectTableName . ' WHERE calendarid = ?'); - $stmt->execute([$calendarId]); + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to $calendarId is expected to be an array with a calendarId and an instanceId'); + } + list($calendarId, $instanceId) = $calendarId; - $stmt = $this->pdo->prepare('DELETE FROM ' . $this->calendarTableName . ' WHERE id = ?'); - $stmt->execute([$calendarId]); + $stmt = $this->pdo->prepare('SELECT access FROM ' . $this->calendarInstancesTableName . ' where id = ?'); + $stmt->execute([$instanceId]); + $access = (int)$stmt->fetchColumn(); + + if ($access === \Sabre\DAV\Sharing\Plugin::ACCESS_SHAREDOWNER) { + + /** + * If the user is the owner of the calendar, we delete all data and all + * instances. + **/ + $stmt = $this->pdo->prepare('DELETE FROM ' . $this->calendarObjectTableName . ' WHERE calendarid = ?'); + $stmt->execute([$calendarId]); + + $stmt = $this->pdo->prepare('DELETE FROM ' . $this->calendarChangesTableName . ' WHERE calendarid = ?'); + $stmt->execute([$calendarId]); + + $stmt = $this->pdo->prepare('DELETE FROM ' . $this->calendarInstancesTableName . ' WHERE calendarid = ?'); + $stmt->execute([$calendarId]); + + $stmt = $this->pdo->prepare('DELETE FROM ' . $this->calendarTableName . ' WHERE id = ?'); + $stmt->execute([$calendarId]); + + } else { + + /** + * If it was an instance of a shared calendar, we only delete that + * instance. + */ + $stmt = $this->pdo->prepare('DELETE FROM ' . $this->calendarInstancesTableName . ' WHERE id = ?'); + $stmt->execute([$instanceId]); + + } - $stmt = $this->pdo->prepare('DELETE FROM ' . $this->calendarChangesTableName . ' WHERE calendarid = ?'); - $stmt->execute([$calendarId]); } @@ -341,11 +422,16 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S * used/fetched to determine these numbers. If both are specified the * amount of times this is needed is reduced by a great degree. * - * @param string $calendarId + * @param mixed $calendarId * @return array */ function getCalendarObjects($calendarId) { + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to $calendarId is expected to be an array with a calendarId and an instanceId'); + } + list($calendarId, $instanceId) = $calendarId; + $stmt = $this->pdo->prepare('SELECT id, uri, lastmodified, etag, calendarid, size, componenttype FROM ' . $this->calendarObjectTableName . ' WHERE calendarid = ?'); $stmt->execute([$calendarId]); @@ -354,9 +440,8 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S $result[] = [ 'id' => $row['id'], 'uri' => $row['uri'], - 'lastmodified' => $row['lastmodified'], + 'lastmodified' => (int)$row['lastmodified'], 'etag' => '"' . $row['etag'] . '"', - 'calendarid' => $row['calendarid'], 'size' => (int)$row['size'], 'component' => strtolower($row['componenttype']), ]; @@ -378,12 +463,17 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S * * This method must return null if the object did not exist. * - * @param string $calendarId + * @param mixed $calendarId * @param string $objectUri * @return array|null */ function getCalendarObject($calendarId, $objectUri) { + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to $calendarId is expected to be an array with a calendarId and an instanceId'); + } + list($calendarId, $instanceId) = $calendarId; + $stmt = $this->pdo->prepare('SELECT id, uri, lastmodified, etag, calendarid, size, calendardata, componenttype FROM ' . $this->calendarObjectTableName . ' WHERE calendarid = ? AND uri = ?'); $stmt->execute([$calendarId, $objectUri]); $row = $stmt->fetch(\PDO::FETCH_ASSOC); @@ -393,9 +483,8 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S return [ 'id' => $row['id'], 'uri' => $row['uri'], - 'lastmodified' => $row['lastmodified'], + 'lastmodified' => (int)$row['lastmodified'], 'etag' => '"' . $row['etag'] . '"', - 'calendarid' => $row['calendarid'], 'size' => (int)$row['size'], 'calendardata' => $row['calendardata'], 'component' => strtolower($row['componenttype']), @@ -417,6 +506,11 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S */ function getMultipleCalendarObjects($calendarId, array $uris) { + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to $calendarId is expected to be an array with a calendarId and an instanceId'); + } + list($calendarId, $instanceId) = $calendarId; + $query = 'SELECT id, uri, lastmodified, etag, calendarid, size, calendardata, componenttype FROM ' . $this->calendarObjectTableName . ' WHERE calendarid = ? AND uri IN ('; // Inserting a whole bunch of question marks $query .= implode(',', array_fill(0, count($uris), '?')); @@ -431,9 +525,8 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S $result[] = [ 'id' => $row['id'], 'uri' => $row['uri'], - 'lastmodified' => $row['lastmodified'], + 'lastmodified' => (int)$row['lastmodified'], 'etag' => '"' . $row['etag'] . '"', - 'calendarid' => $row['calendarid'], 'size' => (int)$row['size'], 'calendardata' => $row['calendardata'], 'component' => strtolower($row['componenttype']), @@ -465,6 +558,11 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S */ function createCalendarObject($calendarId, $objectUri, $calendarData) { + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to $calendarId is expected to be an array with a calendarId and an instanceId'); + } + list($calendarId, $instanceId) = $calendarId; + $extraData = $this->getDenormalizedData($calendarData); $stmt = $this->pdo->prepare('INSERT INTO ' . $this->calendarObjectTableName . ' (calendarid, uri, calendardata, lastmodified, etag, size, componenttype, firstoccurence, lastoccurence, uid) VALUES (?,?,?,?,?,?,?,?,?,?)'); @@ -506,6 +604,11 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S */ function updateCalendarObject($calendarId, $objectUri, $calendarData) { + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to $calendarId is expected to be an array with a calendarId and an instanceId'); + } + list($calendarId, $instanceId) = $calendarId; + $extraData = $this->getDenormalizedData($calendarData); $stmt = $this->pdo->prepare('UPDATE ' . $this->calendarObjectTableName . ' SET calendardata = ?, lastmodified = ?, etag = ?, size = ?, componenttype = ?, firstoccurence = ?, lastoccurence = ?, uid = ? WHERE calendarid = ? AND uri = ?'); @@ -583,6 +686,10 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S } } + + // Ensure Occurence values are positive + if ($firstOccurence < 0) $firstOccurence = 0; + if ($lastOccurence < 0) $lastOccurence = 0; } // Destroy circular references to PHP will GC the object. @@ -604,12 +711,17 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S * * The object uri is only the basename, or filename and not a full path. * - * @param string $calendarId + * @param mixed $calendarId * @param string $objectUri * @return void */ function deleteCalendarObject($calendarId, $objectUri) { + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to $calendarId is expected to be an array with a calendarId and an instanceId'); + } + list($calendarId, $instanceId) = $calendarId; + $stmt = $this->pdo->prepare('DELETE FROM ' . $this->calendarObjectTableName . ' WHERE calendarid = ? AND uri = ?'); $stmt->execute([$calendarId, $objectUri]); @@ -665,12 +777,17 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S * This specific implementation (for the PDO) backend optimizes filters on * specific components, and VEVENT time-ranges. * - * @param string $calendarId + * @param mixed $calendarId * @param array $filters * @return array */ function calendarQuery($calendarId, array $filters) { + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to $calendarId is expected to be an array with a calendarId and an instanceId'); + } + list($calendarId, $instanceId) = $calendarId; + $componentType = null; $requirePostFilter = true; $timeRange = null; @@ -766,14 +883,14 @@ class PDO extends AbstractBackend implements SyncSupport, SubscriptionSupport, S $query = <<<SQL SELECT - calendars.uri AS calendaruri, calendarobjects.uri as objecturi + calendar_instances.uri AS calendaruri, calendarobjects.uri as objecturi FROM $this->calendarObjectTableName AS calendarobjects LEFT JOIN - $this->calendarTableName AS calendars - ON calendarobjects.calendarid = calendars.id + $this->calendarInstancesTableName AS calendar_instances + ON calendarobjects.calendarid = calendar_instances.calendarid WHERE - calendars.principaluri = ? + calendar_instances.principaluri = ? AND calendarobjects.uid = ? SQL; @@ -837,7 +954,7 @@ SQL; * * The limit is 'suggestive'. You are free to ignore it. * - * @param string $calendarId + * @param mixed $calendarId * @param string $syncToken * @param int $syncLevel * @param int $limit @@ -845,6 +962,11 @@ SQL; */ function getChangesForCalendar($calendarId, $syncToken, $syncLevel, $limit = null) { + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to $calendarId is expected to be an array with a calendarId and an instanceId'); + } + list($calendarId, $instanceId) = $calendarId; + // Current synctoken $stmt = $this->pdo->prepare('SELECT synctoken FROM ' . $this->calendarTableName . ' WHERE id = ?'); $stmt->execute([ $calendarId ]); @@ -1043,7 +1165,9 @@ SQL; $stmt = $this->pdo->prepare("INSERT INTO " . $this->calendarSubscriptionsTableName . " (" . implode(', ', $fieldNames) . ") VALUES (" . implode(', ', array_keys($values)) . ")"); $stmt->execute($values); - return $this->pdo->lastInsertId(); + return $this->pdo->lastInsertId( + $this->calendarSubscriptionsTableName . '_id_seq' + ); } @@ -1207,4 +1331,179 @@ SQL; } + /** + * Updates the list of shares. + * + * @param mixed $calendarId + * @param \Sabre\DAV\Xml\Element\Sharee[] $sharees + * @return void + */ + function updateInvites($calendarId, array $sharees) { + + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to $calendarId is expected to be an array with a calendarId and an instanceId'); + } + $currentInvites = $this->getInvites($calendarId); + list($calendarId, $instanceId) = $calendarId; + + $removeStmt = $this->pdo->prepare("DELETE FROM " . $this->calendarInstancesTableName . " WHERE calendarid = ? AND share_href = ? AND access IN (2,3)"); + $updateStmt = $this->pdo->prepare("UPDATE " . $this->calendarInstancesTableName . " SET access = ?, share_displayname = ?, share_invitestatus = ? WHERE calendarid = ? AND share_href = ?"); + + $insertStmt = $this->pdo->prepare(' +INSERT INTO ' . $this->calendarInstancesTableName . ' + ( + calendarid, + principaluri, + access, + displayname, + uri, + description, + calendarorder, + calendarcolor, + timezone, + transparent, + share_href, + share_displayname, + share_invitestatus + ) + SELECT + ?, + ?, + ?, + displayname, + ?, + description, + calendarorder, + calendarcolor, + timezone, + 1, + ?, + ?, + ? + FROM ' . $this->calendarInstancesTableName . ' WHERE id = ?'); + + foreach ($sharees as $sharee) { + + if ($sharee->access === \Sabre\DAV\Sharing\Plugin::ACCESS_NOACCESS) { + // if access was set no NOACCESS, it means access for an + // existing sharee was removed. + $removeStmt->execute([$calendarId, $sharee->href]); + continue; + } + + if (is_null($sharee->principal)) { + // If the server could not determine the principal automatically, + // we will mark the invite status as invalid. + $sharee->inviteStatus = \Sabre\DAV\Sharing\Plugin::INVITE_INVALID; + } else { + // Because sabre/dav does not yet have an invitation system, + // every invite is automatically accepted for now. + $sharee->inviteStatus = \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED; + } + + foreach ($currentInvites as $oldSharee) { + + if ($oldSharee->href === $sharee->href) { + // This is an update + $sharee->properties = array_merge( + $oldSharee->properties, + $sharee->properties + ); + $updateStmt->execute([ + $sharee->access, + isset($sharee->properties['{DAV:}displayname']) ? $sharee->properties['{DAV:}displayname'] : null, + $sharee->inviteStatus ?: $oldSharee->inviteStatus, + $calendarId, + $sharee->href + ]); + continue 2; + } + + } + // If we got here, it means it was a new sharee + $insertStmt->execute([ + $calendarId, + $sharee->principal, + $sharee->access, + \Sabre\DAV\UUIDUtil::getUUID(), + $sharee->href, + isset($sharee->properties['{DAV:}displayname']) ? $sharee->properties['{DAV:}displayname'] : null, + $sharee->inviteStatus ?: \Sabre\DAV\Sharing\Plugin::INVITE_NORESPONSE, + $instanceId + ]); + + } + + } + + /** + * Returns the list of people whom a calendar is shared with. + * + * Every item in the returned list must be a Sharee object with at + * least the following properties set: + * $href + * $shareAccess + * $inviteStatus + * + * and optionally: + * $properties + * + * @param mixed $calendarId + * @return \Sabre\DAV\Xml\Element\Sharee[] + */ + function getInvites($calendarId) { + + if (!is_array($calendarId)) { + throw new \InvalidArgumentException('The value passed to getInvites() is expected to be an array with a calendarId and an instanceId'); + } + list($calendarId, $instanceId) = $calendarId; + + $query = <<<SQL +SELECT + principaluri, + access, + share_href, + share_displayname, + share_invitestatus +FROM {$this->calendarInstancesTableName} +WHERE + calendarid = ? +SQL; + + $stmt = $this->pdo->prepare($query); + $stmt->execute([$calendarId]); + + $result = []; + while ($row = $stmt->fetch(\PDO::FETCH_ASSOC)) { + + $result[] = new Sharee([ + 'href' => isset($row['share_href']) ? $row['share_href'] : \Sabre\HTTP\encodePath($row['principaluri']), + 'access' => (int)$row['access'], + /// Everyone is always immediately accepted, for now. + 'inviteStatus' => (int)$row['share_invitestatus'], + 'properties' => + !empty($row['share_displayname']) + ? [ '{DAV:}displayname' => $row['share_displayname'] ] + : [], + 'principal' => $row['principaluri'], + ]); + + } + return $result; + + } + + /** + * Publishes a calendar + * + * @param mixed $calendarId + * @param bool $value + * @return void + */ + function setPublishStatus($calendarId, $value) { + + throw new \Sabre\DAV\Exception\NotImplemented('Not implemented'); + + } + } |