diff options
Diffstat (limited to '3rdparty/Sabre/CalDAV/Backend/PDO.php')
| -rwxr-xr-x | 3rdparty/Sabre/CalDAV/Backend/PDO.php | 337 |
1 files changed, 23 insertions, 314 deletions
diff --git a/3rdparty/Sabre/CalDAV/Backend/PDO.php b/3rdparty/Sabre/CalDAV/Backend/PDO.php index 447f5f590cf..ddacf940c74 100755 --- a/3rdparty/Sabre/CalDAV/Backend/PDO.php +++ b/3rdparty/Sabre/CalDAV/Backend/PDO.php @@ -1,7 +1,5 @@ <?php -use Sabre\VObject; - /** * PDO CalDAV backend * @@ -11,22 +9,12 @@ use Sabre\VObject; * @package Sabre * @subpackage CalDAV * @copyright Copyright (C) 2007-2012 Rooftop Solutions. All rights reserved. - * @author Evert Pot (http://www.rooftopsolutions.nl/) + * @author Evert Pot (http://www.rooftopsolutions.nl/) * @license http://code.google.com/p/sabredav/wiki/License Modified BSD License */ class Sabre_CalDAV_Backend_PDO extends Sabre_CalDAV_Backend_Abstract { /** - * We need to specify a max date, because we need to stop *somewhere* - * - * On 32 bit system the maximum for a signed integer is 2147483647, so - * MAX_DATE cannot be higher than date('Y-m-d', 2147483647) which results - * in 2038-01-19 to avoid problems when the date is converted - * to a unix timestamp. - */ - const MAX_DATE = '2038-01-01'; - - /** * pdo * * @var PDO @@ -49,9 +37,8 @@ class Sabre_CalDAV_Backend_PDO extends Sabre_CalDAV_Backend_Abstract { /** * List of CalDAV properties, and how they map to database fieldnames - * Add your own properties by simply adding on to this array. * - * Note that only string-based properties are supported here. + * Add your own properties by simply adding on to this array * * @var array */ @@ -103,7 +90,6 @@ class Sabre_CalDAV_Backend_PDO extends Sabre_CalDAV_Backend_Abstract { $fields[] = 'ctag'; $fields[] = 'components'; $fields[] = 'principaluri'; - $fields[] = 'transparent'; // Making fields a comma-delimited list $fields = implode(', ', $fields); @@ -124,7 +110,6 @@ class Sabre_CalDAV_Backend_PDO extends Sabre_CalDAV_Backend_Abstract { 'principaluri' => $row['principaluri'], '{' . Sabre_CalDAV_Plugin::NS_CALENDARSERVER . '}getctag' => $row['ctag']?$row['ctag']:'0', '{' . Sabre_CalDAV_Plugin::NS_CALDAV . '}supported-calendar-component-set' => new Sabre_CalDAV_Property_SupportedCalendarComponentSet($components), - '{' . Sabre_CalDAV_Plugin::NS_CALDAV . '}schedule-calendar-transp' => new Sabre_CalDAV_Property_ScheduleCalendarTransp($row['transparent']?'transparent':'opaque'), ); @@ -157,13 +142,11 @@ class Sabre_CalDAV_Backend_PDO extends Sabre_CalDAV_Backend_Abstract { 'principaluri', 'uri', 'ctag', - 'transparent', ); $values = array( ':principaluri' => $principalUri, ':uri' => $calendarUri, ':ctag' => 1, - ':transparent' => 0, ); // Default value @@ -177,10 +160,6 @@ class Sabre_CalDAV_Backend_PDO extends Sabre_CalDAV_Backend_Abstract { } $values[':components'] = implode(',',$properties[$sccs]->getValue()); } - $transp = '{' . Sabre_CalDAV_Plugin::NS_CALDAV . '}schedule-calendar-transp'; - if (isset($properties[$transp])) { - $values[':transparent'] = $properties[$transp]->getValue()==='transparent'; - } foreach($this->propertyMap as $xmlName=>$dbName) { if (isset($properties[$xmlName])) { @@ -246,25 +225,17 @@ class Sabre_CalDAV_Backend_PDO extends Sabre_CalDAV_Backend_Abstract { foreach($mutations as $propertyName=>$propertyValue) { - switch($propertyName) { - case '{' . Sabre_CalDAV_Plugin::NS_CALDAV . '}schedule-calendar-transp' : - $fieldName = 'transparent'; - $newValues[$fieldName] = $propertyValue->getValue()==='transparent'; - break; - default : - // Checking the property map - if (!isset($this->propertyMap[$propertyName])) { - // We don't know about this property. - $hasError = true; - $result[403][$propertyName] = null; - unset($mutations[$propertyName]); - continue; - } - - $fieldName = $this->propertyMap[$propertyName]; - $newValues[$fieldName] = $propertyValue; + // We don't know about this property. + if (!isset($this->propertyMap[$propertyName])) { + $hasError = true; + $result[403][$propertyName] = null; + unset($mutations[$propertyName]); + continue; } + $fieldName = $this->propertyMap[$propertyName]; + $newValues[$fieldName] = $propertyValue; + } // If there were any errors we need to fail the request @@ -345,22 +316,9 @@ class Sabre_CalDAV_Backend_PDO extends Sabre_CalDAV_Backend_Abstract { */ public function getCalendarObjects($calendarId) { - $stmt = $this->pdo->prepare('SELECT id, uri, lastmodified, etag, calendarid, size FROM '.$this->calendarObjectTableName.' WHERE calendarid = ?'); + $stmt = $this->pdo->prepare('SELECT * FROM '.$this->calendarObjectTableName.' WHERE calendarid = ?'); $stmt->execute(array($calendarId)); - - $result = array(); - foreach($stmt->fetchAll(\PDO::FETCH_ASSOC) as $row) { - $result[] = array( - 'id' => $row['id'], - 'uri' => $row['uri'], - 'lastmodified' => $row['lastmodified'], - 'etag' => '"' . $row['etag'] . '"', - 'calendarid' => $row['calendarid'], - 'size' => (int)$row['size'], - ); - } - - return $result; + return $stmt->fetchAll(); } @@ -378,166 +336,44 @@ class Sabre_CalDAV_Backend_PDO extends Sabre_CalDAV_Backend_Abstract { */ public function getCalendarObject($calendarId,$objectUri) { - $stmt = $this->pdo->prepare('SELECT id, uri, lastmodified, etag, calendarid, size, calendardata FROM '.$this->calendarObjectTableName.' WHERE calendarid = ? AND uri = ?'); + $stmt = $this->pdo->prepare('SELECT * FROM '.$this->calendarObjectTableName.' WHERE calendarid = ? AND uri = ?'); $stmt->execute(array($calendarId, $objectUri)); - $row = $stmt->fetch(\PDO::FETCH_ASSOC); - - if(!$row) return null; - - return array( - 'id' => $row['id'], - 'uri' => $row['uri'], - 'lastmodified' => $row['lastmodified'], - 'etag' => '"' . $row['etag'] . '"', - 'calendarid' => $row['calendarid'], - 'size' => (int)$row['size'], - 'calendardata' => $row['calendardata'], - ); + return $stmt->fetch(); } - /** * Creates a new calendar object. * - * It is possible return an etag from this function, which will be used in - * the response to this PUT request. Note that the ETag must be surrounded - * by double-quotes. - * - * However, you should only really return this ETag if you don't mangle the - * calendar-data. If the result of a subsequent GET to this object is not - * the exact same as this request body, you should omit the ETag. - * - * @param mixed $calendarId + * @param string $calendarId * @param string $objectUri * @param string $calendarData - * @return string|null + * @return void */ public function createCalendarObject($calendarId,$objectUri,$calendarData) { - $extraData = $this->getDenormalizedData($calendarData); - - $stmt = $this->pdo->prepare('INSERT INTO '.$this->calendarObjectTableName.' (calendarid, uri, calendardata, lastmodified, etag, size, componenttype, firstoccurence, lastoccurence) VALUES (?,?,?,?,?,?,?,?,?)'); - $stmt->execute(array( - $calendarId, - $objectUri, - $calendarData, - time(), - $extraData['etag'], - $extraData['size'], - $extraData['componentType'], - $extraData['firstOccurence'], - $extraData['lastOccurence'], - )); + $stmt = $this->pdo->prepare('INSERT INTO '.$this->calendarObjectTableName.' (calendarid, uri, calendardata, lastmodified) VALUES (?,?,?,?)'); + $stmt->execute(array($calendarId,$objectUri,$calendarData,time())); $stmt = $this->pdo->prepare('UPDATE '.$this->calendarTableName.' SET ctag = ctag + 1 WHERE id = ?'); $stmt->execute(array($calendarId)); - return '"' . $extraData['etag'] . '"'; - } /** * Updates an existing calendarobject, based on it's uri. * - * It is possible return an etag from this function, which will be used in - * the response to this PUT request. Note that the ETag must be surrounded - * by double-quotes. - * - * However, you should only really return this ETag if you don't mangle the - * calendar-data. If the result of a subsequent GET to this object is not - * the exact same as this request body, you should omit the ETag. - * - * @param mixed $calendarId + * @param string $calendarId * @param string $objectUri * @param string $calendarData - * @return string|null + * @return void */ public function updateCalendarObject($calendarId,$objectUri,$calendarData) { - $extraData = $this->getDenormalizedData($calendarData); - - $stmt = $this->pdo->prepare('UPDATE '.$this->calendarObjectTableName.' SET calendardata = ?, lastmodified = ?, etag = ?, size = ?, componenttype = ?, firstoccurence = ?, lastoccurence = ? WHERE calendarid = ? AND uri = ?'); - $stmt->execute(array($calendarData,time(), $extraData['etag'], $extraData['size'], $extraData['componentType'], $extraData['firstOccurence'], $extraData['lastOccurence'] ,$calendarId,$objectUri)); + $stmt = $this->pdo->prepare('UPDATE '.$this->calendarObjectTableName.' SET calendardata = ?, lastmodified = ? WHERE calendarid = ? AND uri = ?'); + $stmt->execute(array($calendarData,time(),$calendarId,$objectUri)); $stmt = $this->pdo->prepare('UPDATE '.$this->calendarTableName.' SET ctag = ctag + 1 WHERE id = ?'); $stmt->execute(array($calendarId)); - return '"' . $extraData['etag'] . '"'; - - } - - /** - * Parses some information from calendar objects, used for optimized - * calendar-queries. - * - * Returns an array with the following keys: - * * etag - * * size - * * componentType - * * firstOccurence - * * lastOccurence - * - * @param string $calendarData - * @return array - */ - protected function getDenormalizedData($calendarData) { - - $vObject = VObject\Reader::read($calendarData); - $componentType = null; - $component = null; - $firstOccurence = null; - $lastOccurence = null; - foreach($vObject->getComponents() as $component) { - if ($component->name!=='VTIMEZONE') { - $componentType = $component->name; - break; - } - } - if (!$componentType) { - throw new Sabre_DAV_Exception_BadRequest('Calendar objects must have a VJOURNAL, VEVENT or VTODO component'); - } - if ($componentType === 'VEVENT') { - $firstOccurence = $component->DTSTART->getDateTime()->getTimeStamp(); - // Finding the last occurence is a bit harder - if (!isset($component->RRULE)) { - if (isset($component->DTEND)) { - $lastOccurence = $component->DTEND->getDateTime()->getTimeStamp(); - } elseif (isset($component->DURATION)) { - $endDate = clone $component->DTSTART->getDateTime(); - $endDate->add(VObject\DateTimeParser::parse($component->DURATION->value)); - $lastOccurence = $endDate->getTimeStamp(); - } elseif ($component->DTSTART->getDateType()===VObject\Property\DateTime::DATE) { - $endDate = clone $component->DTSTART->getDateTime(); - $endDate->modify('+1 day'); - $lastOccurence = $endDate->getTimeStamp(); - } else { - $lastOccurence = $firstOccurence; - } - } else { - $it = new VObject\RecurrenceIterator($vObject, (string)$component->UID); - $maxDate = new DateTime(self::MAX_DATE); - if ($it->isInfinite()) { - $lastOccurence = $maxDate->getTimeStamp(); - } else { - $end = $it->getDtEnd(); - while($it->valid() && $end < $maxDate) { - $end = $it->getDtEnd(); - $it->next(); - - } - $lastOccurence = $end->getTimeStamp(); - } - - } - } - - return array( - 'etag' => md5($calendarData), - 'size' => strlen($calendarData), - 'componentType' => $componentType, - 'firstOccurence' => $firstOccurence, - 'lastOccurence' => $lastOccurence, - ); - } /** @@ -556,132 +392,5 @@ class Sabre_CalDAV_Backend_PDO extends Sabre_CalDAV_Backend_Abstract { } - /** - * Performs a calendar-query on the contents of this calendar. - * - * The calendar-query is defined in RFC4791 : CalDAV. Using the - * calendar-query it is possible for a client to request a specific set of - * object, based on contents of iCalendar properties, date-ranges and - * iCalendar component types (VTODO, VEVENT). - * - * This method should just return a list of (relative) urls that match this - * query. - * - * The list of filters are specified as an array. The exact array is - * documented by Sabre_CalDAV_CalendarQueryParser. - * - * Note that it is extremely likely that getCalendarObject for every path - * returned from this method will be called almost immediately after. You - * may want to anticipate this to speed up these requests. - * - * This method provides a default implementation, which parses *all* the - * iCalendar objects in the specified calendar. - * - * This default may well be good enough for personal use, and calendars - * that aren't very large. But if you anticipate high usage, big calendars - * or high loads, you are strongly adviced to optimize certain paths. - * - * The best way to do so is override this method and to optimize - * specifically for 'common filters'. - * - * Requests that are extremely common are: - * * requests for just VEVENTS - * * requests for just VTODO - * * requests with a time-range-filter on a VEVENT. - * - * ..and combinations of these requests. It may not be worth it to try to - * handle every possible situation and just rely on the (relatively - * easy to use) CalendarQueryValidator to handle the rest. - * - * Note that especially time-range-filters may be difficult to parse. A - * time-range filter specified on a VEVENT must for instance also handle - * recurrence rules correctly. - * A good example of how to interprete all these filters can also simply - * be found in Sabre_CalDAV_CalendarQueryFilter. This class is as correct - * as possible, so it gives you a good idea on what type of stuff you need - * to think of. - * - * This specific implementation (for the PDO) backend optimizes filters on - * specific components, and VEVENT time-ranges. - * - * @param string $calendarId - * @param array $filters - * @return array - */ - public function calendarQuery($calendarId, array $filters) { - - $result = array(); - $validator = new Sabre_CalDAV_CalendarQueryValidator(); - - $componentType = null; - $requirePostFilter = true; - $timeRange = null; - - // if no filters were specified, we don't need to filter after a query - if (!$filters['prop-filters'] && !$filters['comp-filters']) { - $requirePostFilter = false; - } - - // Figuring out if there's a component filter - if (count($filters['comp-filters']) > 0 && !$filters['comp-filters'][0]['is-not-defined']) { - $componentType = $filters['comp-filters'][0]['name']; - - // Checking if we need post-filters - if (!$filters['prop-filters'] && !$filters['comp-filters'][0]['comp-filters'] && !$filters['comp-filters'][0]['time-range'] && !$filters['comp-filters'][0]['prop-filters']) { - $requirePostFilter = false; - } - // There was a time-range filter - if ($componentType == 'VEVENT' && isset($filters['comp-filters'][0]['time-range'])) { - $timeRange = $filters['comp-filters'][0]['time-range']; - - // If start time OR the end time is not specified, we can do a - // 100% accurate mysql query. - if (!$filters['prop-filters'] && !$filters['comp-filters'][0]['comp-filters'] && !$filters['comp-filters'][0]['prop-filters'] && (!$timeRange['start'] || !$timeRange['end'])) { - $requirePostFilter = false; - } - } - } - - if ($requirePostFilter) { - $query = "SELECT uri, calendardata FROM ".$this->calendarObjectTableName." WHERE calendarid = :calendarid"; - } else { - $query = "SELECT uri FROM ".$this->calendarObjectTableName." WHERE calendarid = :calendarid"; - } - - $values = array( - 'calendarid' => $calendarId, - ); - - if ($componentType) { - $query.=" AND componenttype = :componenttype"; - $values['componenttype'] = $componentType; - } - - if ($timeRange && $timeRange['start']) { - $query.=" AND lastoccurence > :startdate"; - $values['startdate'] = $timeRange['start']->getTimeStamp(); - } - if ($timeRange && $timeRange['end']) { - $query.=" AND firstoccurence < :enddate"; - $values['enddate'] = $timeRange['end']->getTimeStamp(); - } - - $stmt = $this->pdo->prepare($query); - $stmt->execute($values); - - $result = array(); - while($row = $stmt->fetch(\PDO::FETCH_ASSOC)) { - if ($requirePostFilter) { - if (!$this->validateFilterForObject($row, $filters)) { - continue; - } - } - $result[] = $row['uri']; - - } - - return $result; - - } } |