mirror of
https://gitlab.com/davical-project/davical.git
synced 2026-08-30 18:37:12 +00:00
New PROPFIND implementation.
This commit is contained in:
Andrew McMillan
parent
5b0cf8b462
commit
e5b1139d86
@ -10,364 +10,37 @@
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*/
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dbg_error_log('PROPFIND', 'method handler');
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if ( isset($c->new_propfind) && $c->new_propfind ) {
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}
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if ( ! ($request->AllowedTo('read') || $request->AllowedTo('freebusy')) ) {
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$request->DoResponse( 403, translate('You may not access that calendar') );
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}
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require_once('iCalendar.php');
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require_once('XMLDocument.php');
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$href_list = array();
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$prop_list = array();
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$unsupported = array();
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$arbitrary = array();
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require_once('DAVResource.php');
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$reply = new XMLDocument( array( 'DAV:' => '' ) );
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foreach( $request->xml_tags AS $k => $v ) {
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$ns_tag = $v['tag'];
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dbg_error_log( 'PROPFIND', ' Handling Tag "%s" => "%s" ', $k, $ns_tag );
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switch ( $ns_tag ) {
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case 'DAV::propfind':
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case 'DAV::prop':
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dbg_error_log( 'PROPFIND', ':Request: %s -> %s', $v['type'], $ns_tag );
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break;
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case 'DAV::href':
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$href_list[] = $v['value'];
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dbg_error_log( 'PROPFIND', 'Adding href "%s"', $v['value'] );
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break;
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/**
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* Handled DAV properties
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*/
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case 'DAV::acl': /** Only vaguely supported as yet. Will need work.*/
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case 'DAV::creationdate': /** should work fine */
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case 'DAV::getlastmodified': /** should work fine */
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case 'DAV::displayname': /** should work fine */
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case 'DAV::getcontentlength': /** should work fine */
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case 'DAV::getcontenttype': /** should work fine */
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case 'DAV::getetag': /** should work fine */
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case 'DAV::supportedlock': /** should work fine */
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case 'DAV::principal-URL': /** should work fine */
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case 'DAV::owner': /** should work fine */
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case 'DAV::resourcetype': /** should work fine */
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case 'DAV::current-user-principal': /** should work fine */
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case 'DAV::getcontentlanguage': /** should return the user's chosen locale, or default locale */
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case 'DAV::current-user-privilege-set': /** only vaguely supported */
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case 'DAV::allprop': /** limited support, needs to be checked for correctness at some point */
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case 'DAV::group-member-set': /** limited support, at the moment used for caldav proxy */
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case 'DAV::group-membership': /** limited support, at the moment used for caldav proxy */
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case 'DAV::supported-method-set': /** Should work fine */
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case 'DAV::supported-report-set': /** Should work fine */
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/**
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* Handled CalDAV properties
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*/
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case 'urn:ietf:params:xml:ns:caldav:calendar-home-set': /** Should work fine */
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case 'urn:ietf:params:xml:ns:caldav:calendar-user-address-set': /** Should work fine */
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case 'urn:ietf:params:xml:ns:caldav:schedule-inbox-URL': /** Support in development */
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case 'urn:ietf:params:xml:ns:caldav:schedule-outbox-URL': /** Support in development */
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case 'urn:ietf:params:xml:ns:caldav:calendar-free-busy-set': /** Deprecated, but should work fine */
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case 'urn:ietf:params:xml:ns:caldav:supported-calendar-component-set': /** Should work fine */
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/**
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* Handled calendarserver properties
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*/
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case 'http://calendarserver.org/ns/:getctag': /** Calendar Server extension like etag - should work fine (we just return etag) */
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case 'http://calendarserver.org/ns/:calendar-proxy-read-for': /** Calendar Server Delegation readonly */
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case 'http://calendarserver.org/ns/:calendar-proxy-write-for': /** Calendar Server Delegation read-write */
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$prop_list[$ns_tag] = $ns_tag;
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dbg_error_log( 'PROPFIND', 'Adding attribute "%s"', $ns_tag );
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break;
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/** fixed server definitions - should work fine */
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case 'DAV::supported-collation-set':
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case 'DAV::principal-collection-set':
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case 'DAV::supported-privilege-set':
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if ( $_SERVER['PATH_INFO'] == '/' || $_SERVER['PATH_INFO'] == '' ) {
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$arbitrary[$ns_tag] = $ns_tag;
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dbg_error_log( 'PROPFIND', 'Adding arbitrary DAV property "%s"', $ns_tag );
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}
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else {
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$prop_list[$ns_tag] = $ns_tag;
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dbg_error_log( 'PROPFIND', 'Adding attribute "%s"', $ns_tag );
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}
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break;
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case 'urn:ietf:params:xml:ns:caldav:calendar-timezone': // Ignored
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case 'urn:ietf:params:xml:ns:caldav:supported-calendar-data': // Ignored
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case 'urn:ietf:params:xml:ns:caldav:max-resource-size': // Ignored - should be a server setting
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case 'urn:ietf:params:xml:ns:caldav:min-date-time': // Ignored - should be a server setting
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case 'urn:ietf:params:xml:ns:caldav:max-date-time': // Ignored - should be a server setting
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case 'urn:ietf:params:xml:ns:caldav:max-instances': // Ignored - should be a server setting
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case 'urn:ietf:params:xml:ns:caldav:max-attendees-per-instance': // Ignored - should be a server setting
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/** These are ignored specifically */
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break;
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/**
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* Add the ones that are specifically unsupported here.
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*/
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// case 'DAV::checked-out': // DAV:
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// case 'DAV::checked-in': // DAV:
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// case 'DAV::source': // DAV:
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// case 'DAV::lockdiscovery': // DAV:
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// case 'http://apache.org/dav/props/:executable': //
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case 'This is not a supported property': // an impossible example
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$unsupported[$ns_tag] = '';
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dbg_error_log( 'PROPFIND', 'Unsupported tag >>%s<< ', $ns_tag);
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break;
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/**
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* Arbitrary DAV properties may also be reported
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*/
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case 'http://calendarserver.org/ns/:dropbox-home-URL': // Not yet supported (what is it supposed to do?)
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case 'http://calendarserver.org/ns/:notifications-URL': // Not yet supported (what is it supposed to do?)
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case 'urn:ietf:params:xml:ns:caldav:calendar-description': // Supported purely as an arbitrary property
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default:
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$arbitrary[$ns_tag] = $ns_tag;
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dbg_error_log( 'PROPFIND', 'Adding arbitrary property "%s"', $ns_tag );
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break;
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}
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if ( !isset($request->xml_tags) ) {
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$request->DoResponse( 403, translate("REPORT body contains no XML data!") );
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}
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$position = 0;
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$xmltree = BuildXMLTree( $request->xml_tags, $position);
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if ( !is_object($xmltree) ) {
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$request->DoResponse( 403, translate("REPORT body is not valid XML data!") );
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}
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$properties = $xmltree->GetPath('/DAV::propfind/DAV::prop/*');
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$property_list = array();
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foreach( $properties AS $k => $v ) {
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$property_list[] = $v->GetTag();
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}
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/**
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* Returns a set of hrefs from a set of urls
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*/
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function href_set_from_paths( $path_set ) {
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global $reply;
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$href_set = array();
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foreach ($path_set AS $k => $v) {
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$href_set[] = $reply->href( $v );
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}
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return $href_set;
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}
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/**
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* Returns the array of privilege names converted into XMLElements
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*/
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function privileges($privilege_names, $container='privilege') {
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global $reply;
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$privileges = array();
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foreach( $privilege_names AS $k => $v ) {
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$privilege = $reply->NewXMLElement($container);
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$reply->NSElement($privilege, $k);
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$privileges[] = $privilege;
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}
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return $privileges;
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}
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/**
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* Adds any arbitrary properties that were requested by the PROPFIND into the response.
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*
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* @param reference $prop An XMLElement of the partly constructed response
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* @param reference $denied An XMLElement of properties to which access is denied
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* @param object $record A record with a dav_name attribute which the properties apply to
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*/
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function add_arbitrary_properties(&$prop, $record) {
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global $arbitrary, $reply;
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if ( count($arbitrary) > 0 ) {
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$sql = '';
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foreach( $arbitrary AS $k => $v ) {
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$sql .= ($sql == '' ? '' : ', ') . qpg($k);
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}
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$qry = new PgQuery('SELECT property_name, property_value FROM property WHERE dav_name=? AND property_name IN ('.$sql.')', $record->dav_name );
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while( $qry->Exec('PROPFIND') && $property = $qry->Fetch() ) {
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$reply->NSElement($prop, $property->property_name, $property->property_value);
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}
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}
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}
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/**
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* Handles any properties related to the DAV::PRINCIPAL in the request
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*/
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function add_principal_properties( &$prop, &$denied ) {
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global $prop_list, $session, $c, $request, $reply;
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dbg_error_log('PROPFIND', 'Adding principal properties');
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$allprop = isset($prop_list['DAV::allprop']);
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if ( isset($prop_list['DAV::principal-URL'] ) ) {
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$reply->DAVElement( $prop, 'principal-URL', $reply->href( $request->principal->principal_url ) );
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}
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if ( isset($prop_list['DAV::alternate-URI-set'] ) ) {
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$reply->DAVElement( $prop, 'alternate-URI-set' ); // Empty - there are no alternatives!
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}
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if ( isset($prop_list['urn:ietf:params:xml:ns:caldav:calendar-home-set'] ) ) {
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$reply->CalDAVElement( $prop, 'calendar-home-set', href_set_from_paths( $request->principal->calendar_home_set ) );
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}
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if ( isset($prop_list['urn:ietf:params:xml:ns:caldav:schedule-inbox-URL'] ) ) {
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$reply->CalDAVElement( $prop, 'schedule-inbox-URL', $reply->href( $request->principal->schedule_inbox_url) );
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}
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if ( isset($prop_list['urn:ietf:params:xml:ns:caldav:schedule-outbox-URL'] ) ) {
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$reply->CalDAVElement( $prop, 'schedule-outbox-URL', $reply->href( $request->principal->schedule_outbox_url) );
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}
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/* Not supported - don't pretend we do!
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if ( isset($prop_list['http://calendarserver.org/ns/:dropbox-home-URL'] ) ) {
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$reply->CalendarserverElement($prop, 'dropbox-home-URL', $reply->href( $request->principal->dropbox_url) );
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}
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if ( isset($prop_list['http://calendarserver.org/ns/:notifications-URL'] ) ) {
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$reply->CalendarserverElement($prop, 'notifications-URL', $reply->href( $request->principal->notifications_url) );
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}
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*/
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if ( isset($prop_list['urn:ietf:params:xml:ns:caldav:calendar-user-address-set'] ) ) {
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$reply->CalDAVElement( $prop, 'calendar-user-address-set', href_set_from_paths( $request->principal->user_address_set ) );
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}
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}
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/**
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* Handles any properties related to the DAV::PRINCIPAL in the request
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*/
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function add_general_properties( &$prop, &$denied, $record ) {
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global $prop_list, $session, $c, $request, $reply;
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$allprop = isset($prop_list['DAV::allprop']);
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if ( $allprop || isset($prop_list['DAV::getlastmodified']) ) {
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$reply->DAVElement( $prop, 'getlastmodified', ( isset($record->modified)? $record->modified : false ));
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}
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if ( $allprop || isset($prop_list['DAV::creationdate']) ) {
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$reply->DAVElement( $prop, 'creationdate', DateToISODate($record->created) );
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}
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if ( $allprop || isset($prop_list['DAV::getetag']) ) {
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$reply->DAVElement( $prop, 'getetag', '"'.$record->dav_etag.'"' );
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}
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if ( isset($prop_list['DAV::owner']) ) {
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// After a careful reading of RFC3744 we see that this must be the principal-URL of the owner
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$reply->DAVElement( $prop, 'owner', $reply->href( $request->principal->url ) );
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}
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if ( isset($prop_list['DAV::principal-collection-set']) ) {
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$reply->DAVElement( $prop, 'principal-collection-set', $reply->href( ConstructURL('/') ) );
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}
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if ( isset($prop_list['DAV::current-user-principal']) ) {
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$reply->DAVElement( $prop, 'current-user-principal', $request->current_user_principal_xml);
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}
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// caldav proxy
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// as per 5.1 paragraph 5
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// TODO: this duplicates code below. if possible, do said code only once.
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if ( preg_match('#/[^/]+/calendar-proxy-(read|write)/?#', $record->dav_displayname, $matches) && isset($prop_list['DAV::group-member-set']) ) {
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if ($matches[1] == 'read') {
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$reply->DAVElement($prop, 'group-member-set', href_set_from_paths( $request->principal->ReadProxyGroup() ) );
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} else /* if ($matches[1] == 'write') */ {
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$reply->DAVElement($prop, 'group-member-set', href_set_from_paths( $request->principal->WriteProxyGroup() ) );
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}
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}
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if ( isset($prop_list['DAV::acl']) ) {
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/**
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* @todo This information is semantically valid but presents an incorrect picture.
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*/
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$principal = $reply->NewXMLElement('principal');
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$reply->DAVElement( $principal, 'authenticated');
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$grant = $reply->NewXMLElement( 'grant', array(privileges($request->permissions)) );
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$reply->DAVElement( $prop, 'acl', $reply->NewXMLElement( 'ace', array( $principal, $grant ) ) );
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}
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if ( $allprop || isset($prop_list['DAV::getcontentlanguage']) ) {
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$reply->DAVElement( $prop, 'getcontentlanguage', (isset($c->current_locale) ? $c->current_locale : '') );
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}
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if ( isset($prop_list['DAV::supportedlock']) ) {
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$reply->DAVElement( $prop, 'supportedlock',
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$reply->NewXMLElement( 'lockentry',
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array(
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$reply->NewXMLElement('lockscope', $reply->NewXMLElement('exclusive')),
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$reply->NewXMLElement('locktype', $reply->NewXMLElement('write')),
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)
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)
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);
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}
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if ( isset($prop_list['DAV::current-user-privilege-set']) ) {
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$reply->DAVElement( $prop, 'current-user-privilege-set', privileges($request->permissions) );
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}
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if ( isset($prop_list['DAV::supported-privilege-set']) ) {
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$reply->DAVElement( $prop, 'supported-privilege-set', privileges( $request->SupportedPrivileges(), 'supported-privilege') );
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}
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if ( isset($prop_list['DAV::supported-method-set']) ) {
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$reply->DAVElement( $prop, 'supported-method-set', $request->BuildSupportedMethods() );
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}
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if ( isset($prop_list['DAV::supported-report-set']) ) {
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$reply->DAVElement( $prop, 'supported-report-set', $request->BuildSupportedReports() );
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}
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}
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/**
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* Build the <propstat><prop></prop><status></status></propstat> part of the response
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*/
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function build_propstat_response( $prop, $denied, $url ) {
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global $reply, $arbitrary, $prop_list;
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$response = array( $reply->href($url),
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$reply->NewXMLElement( 'propstat', array( $prop,
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$reply->NewXMLElement('status', 'HTTP/1.1 200 OK' )
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)
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)
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);
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$missed = array_merge($prop_list, $arbitrary);
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if ( isset($missed['DAV::allprop']) ) unset($missed['DAV::allprop']);
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foreach( $prop->content AS $k => $v ) {
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if ( isset($missed[$v->GetNSTag()]) ) unset($missed[$v->GetNSTag()]);
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}
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if ( isset($denied->content) && is_array($denied->content) ) {
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foreach( $denied->content AS $k => $v ) {
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if ( isset($missed[$v->GetNSTag()]) ) unset($missed[$v->GetNSTag()]);
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}
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}
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if ( count($missed) > 0 ) {
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$not_found = $reply->NewXMLElement('prop', false, false, 'DAV:');
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foreach( $missed AS $tag => $v ) {
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$reply->NSElement($not_found, $tag);
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}
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$response[] = $reply->NewXMLElement( 'propstat',
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array( $not_found,
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$reply->NewXMLElement('status', 'HTTP/1.1 404 Not Found', false, 'DAV:' )
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), false, 'DAV:'
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);
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}
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if ( is_array($denied->content) && count($denied->content) > 0 ) {
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$response[] = $reply->NewXMLElement( 'propstat',
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array( $denied,
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$reply->NewXMLElement('status', 'HTTP/1.1 403 Forbidden', false, 'DAV:' )
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), false, 'DAV:'
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);
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}
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$response = $reply->NewXMLElement( 'response', $response, false, 'DAV:' );
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return $response;
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}
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/**
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* Add the calendar-proxy-read/write pseudocollections
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* @param responses array of responses to which to add the collections
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*/
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function add_proxy_response( &$responses, $which, $parent_path ) {
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global $request, $c, $session;
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global $request, $reply, $c, $session, $property_list;
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if ($parent_path != '/'.$request->principal->username.'/') {
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return; // Nothing to proxy for
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@ -381,10 +54,12 @@ function add_proxy_response( &$responses, $which, $parent_path ) {
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}
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$collection->dav_name = $parent_path.'calendar-proxy-'.$which.'/';
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$collection->is_calendar = 'f';
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$collection->is_principal = 't';
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$collection->is_proxy = 't';
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$collection->proxy_type = $which;
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$collection->is_calendar = 'f';
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$collection->is_addressbook = 'f';
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$collection->is_principal = 't';
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$collection->is_proxy = 't';
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$collection->proxy_type = $which;
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$collection->type = 'proxy';
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$collection->dav_displayname = $collection->dav_name;
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$collection->collection_id = 0;
|
||||
$collection->user_no = $session->user_no;
|
||||
@ -393,196 +68,16 @@ function add_proxy_response( &$responses, $which, $parent_path ) {
|
||||
$collection->created = date('Ymd\THis');
|
||||
$collection->dav_etag = md5($c->system_name . $collection->dav_name . implode($proxy_group) );
|
||||
$collection->proxy_for = $proxy_group;
|
||||
$collection->resourcetypes = sprintf('<DAV::collection/><http://calendarserver.org/ns/:calendar-proxy-%s/>', $which);
|
||||
$collection->in_freebusy_set = 'f';
|
||||
$collection->schedule_transp = 'transp';
|
||||
$collection->timezone = null;
|
||||
$collection->description = '';
|
||||
|
||||
$responses[] = collection_to_xml( $collection );
|
||||
}
|
||||
$resource = new DAVResource($collection);
|
||||
$resource->FetchPrincipal();
|
||||
$responses[] = $resource->RenderAsXML($property_list, $reply);
|
||||
|
||||
|
||||
/**
|
||||
* Returns an XML sub-tree for a single collection record from the DB
|
||||
*/
|
||||
function collection_to_xml( $collection ) {
|
||||
global $arbitrary, $prop_list, $session, $c, $request, $reply;
|
||||
|
||||
dbg_error_log('PROPFIND','Building XML Response for collection "%s" (%d)', $collection->dav_name, $collection->collection_id );
|
||||
|
||||
$allprop = isset($prop_list['DAV::allprop']);
|
||||
|
||||
$url = ConstructURL($collection->dav_name);
|
||||
|
||||
$prop = $reply->NewXMLElement( 'prop', false, false, 'DAV:');
|
||||
$denied = $reply->NewXMLElement( 'prop', false, false, 'DAV:');
|
||||
|
||||
$collection->type = ($collection->is_calendar == 't' ? 'calendar' :
|
||||
(isset($collection->is_addressbook) && $collection->is_addressbook == 't' ? 'addressbook' : '') );
|
||||
if ( preg_match( '#^((/[^/]+/)\.(in|out)/)[^/]*$#', $collection->dav_name, $matches ) ) {
|
||||
$collection->type = 'schedule-'.$matches[3].'box';
|
||||
}
|
||||
dbg_error_log('PROPFIND','Collection "%s" is type "%s"', $collection->dav_name, $collection->type );
|
||||
|
||||
/**
|
||||
* First process any static values we do support
|
||||
*/
|
||||
if ( isset($prop_list['urn:ietf:params:xml:ns:caldav:supported-collation-set']) ) {
|
||||
$collations = array();
|
||||
$collations[] = $reply->NewXMLElement($reply->Caldav('supported-collation'), 'i;ascii-casemap');
|
||||
$collations[] = $reply->NewXMLElement($reply->Caldav('supported-collation'), 'i;octet');
|
||||
$prop->NewElement($reply->Caldav('supported-collation-set'), $collations );
|
||||
}
|
||||
if ( isset($prop_list['urn:ietf:params:xml:ns:caldav:supported-calendar-component-set']) && ($collection->type == 'calendar' || $collection->type == 'schedule-inbox' ||$collection->type == 'schedule-outbox') ) {
|
||||
$components = array();
|
||||
if ( $collection->type == 'calendar' )
|
||||
$set_of_components = array( 'VEVENT', 'VTODO', 'VJOURNAL', 'VTIMEZONE', 'VFREEBUSY' );
|
||||
else
|
||||
$set_of_components = array( 'VEVENT', 'VTODO', 'VFREEBUSY' );
|
||||
foreach( $set_of_components AS $v ) {
|
||||
$components[] = $reply->NewXMLElement( 'comp', '', array('name' => $v), 'urn:ietf:params:xml:ns:caldav');
|
||||
}
|
||||
$reply->CalDAVElement($prop, 'supported-calendar-component-set', $components );
|
||||
}
|
||||
if ( $allprop || isset($prop_list['DAV::getcontenttype']) ) {
|
||||
$reply->DAVElement( $prop, 'getcontenttype', 'httpd/unix-directory' ); // Strictly text/icalendar perhaps
|
||||
}
|
||||
|
||||
/**
|
||||
* Process any dynamic values we do support
|
||||
*/
|
||||
if ( $allprop || isset($prop_list['DAV::getcontentlength'])
|
||||
|| isset($prop_list['DAV::resourcetype']) ) {
|
||||
$resourcetypes = array( $reply->NewXMLElement('collection', false, false, 'DAV:') );
|
||||
$contentlength = false;
|
||||
if ( $collection->type == 'schedule-inbox' || $collection->type == 'schedule-outbox' ) {
|
||||
$resourcetypes[] = $reply->NewXMLElement( $collection->type, false, false, 'urn:ietf:params:xml:ns:caldav');
|
||||
}
|
||||
else if ( $collection->is_calendar == 't' ) {
|
||||
$resourcetypes[] = $reply->NewXMLElement( 'calendar', false, false,'urn:ietf:params:xml:ns:caldav');
|
||||
$lqry = new PgQuery('SELECT sum(length(caldav_data)) FROM caldav_data WHERE user_no = ? AND dav_name ~ ?', $collection->user_no, $collection->dav_name.'[^/]+$' );
|
||||
if ( $lqry->Exec('PROPFIND',__LINE__,__FILE__) && $row = $lqry->Fetch() ) {
|
||||
$contentlength = $row->sum;
|
||||
}
|
||||
}
|
||||
|
||||
if ( isset($collection->is_proxy) && $collection->is_proxy == 't' ) {
|
||||
// As per Caldav Proxy 5.1 par. 3
|
||||
$resourcetypes[] = $reply->NewXMLElement('calendar-proxy-'.$collection->proxy_type, false, false, 'http://calendarserver.org/ns/');
|
||||
}
|
||||
|
||||
if ( $allprop || isset($prop_list['DAV::getcontentlength']) ) {
|
||||
$reply->DAVElement( $prop, 'getcontentlength', $contentlength ); // Not strictly correct as a GET on this URL would be longer
|
||||
}
|
||||
if ( $allprop || isset($prop_list['DAV::resourcetype']) ) {
|
||||
$reply->DAVElement( $prop, 'resourcetype', $resourcetypes );
|
||||
}
|
||||
}
|
||||
|
||||
if ( isset($collection->is_proxy) && $collection->is_proxy == 't' ) {
|
||||
// Caldav proxy (not described in rfc, but CalendarServer has it)
|
||||
if ( isset($prop_list['http://calendarserver.org/ns/:calendar-proxy-'.$collection->proxy_type.'-for'] ) ) {
|
||||
$proxy_group = $request->principal->ProxyFor($collection->proxy_type);
|
||||
$reply->CalendarserverElement($prop, 'calendar-proxy-'.$collection->proxy_type.'-for', $reply->href( $proxy_group ) );
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
if ( isset($prop_list['DAV::group-member-set']) ) {
|
||||
$proxy_group = array_merge( $request->principal->ReadProxyGroup(), $request->principal->WriteProxyGroup());
|
||||
$reply->DAVElement($prop, 'group-member-set', $reply->href( $proxy_group ) );
|
||||
}
|
||||
|
||||
if (isset($prop_list['DAV::group-membership'])) {
|
||||
$reply->DAVElement($prop, 'group-membership', $reply->href( $request->principal->GroupMembership() ));
|
||||
}
|
||||
|
||||
|
||||
if ( $allprop || isset($prop_list['DAV::displayname']) ) {
|
||||
$displayname = ( $collection->dav_displayname == '' ? ucfirst(trim(str_replace('/',' ', $collection->dav_name))) : $collection->dav_displayname );
|
||||
$reply->DAVElement( $prop, 'displayname', $displayname );
|
||||
}
|
||||
if ( isset($prop_list['http://calendarserver.org/ns/:getctag']) ) {
|
||||
// Calendar Server extension which only applies to collections. We return the etag, which does the needful.
|
||||
$reply->CalendarserverElement($prop, 'getctag', '"'.$collection->dav_etag.'"');
|
||||
}
|
||||
|
||||
if ( isset($prop_list['urn:ietf:params:xml:ns:caldav:calendar-free-busy-set'] ) ) {
|
||||
if ( $session->user_no != $collection->user_no ) {
|
||||
$reply->CalDAVElement( $denied, 'calendar-free-busy-set');
|
||||
}
|
||||
else if ( $collection->type == 'schedule-inbox' ) {
|
||||
$fb_set = array();
|
||||
foreach( $request->principal->calendar_free_busy_set AS $k => $v ) {
|
||||
$fb_set[] = $reply->href( $v, false, 'DAV:' );
|
||||
}
|
||||
$reply->CalDAVElement( $prop, 'calendar-free-busy-set', $fb_set );
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Then look at any properties related to the principal
|
||||
*/
|
||||
add_principal_properties( $prop, $denied );
|
||||
|
||||
/**
|
||||
* And any properties that are server/request related, or standard fields
|
||||
* from our query.
|
||||
*/
|
||||
add_general_properties( $prop, $denied, $collection );
|
||||
|
||||
/**
|
||||
* Arbitrary collection properties
|
||||
*/
|
||||
add_arbitrary_properties($prop, $collection);
|
||||
|
||||
return build_propstat_response( $prop, $denied, $url );
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Return XML for a single data item from the DB
|
||||
*/
|
||||
function item_to_xml( $item ) {
|
||||
global $prop_list, $session, $c, $request, $reply;
|
||||
|
||||
dbg_error_log('PROPFIND','Building XML Response for item "%s"', $item->dav_name );
|
||||
|
||||
$allprop = isset($prop_list['DAV::allprop']);
|
||||
|
||||
$url = ConstructURL($item->dav_name);
|
||||
|
||||
$prop = $reply->NewXMLElement('prop', false, false, 'DAV:');
|
||||
$denied = $reply->NewXMLElement('prop', false, false, 'DAV:');
|
||||
|
||||
|
||||
if ( $allprop || isset($prop_list['DAV::getcontentlength']) ) {
|
||||
$contentlength = strlen($item->caldav_data);
|
||||
$reply->DAVElement( $prop, 'getcontentlength', $contentlength );
|
||||
}
|
||||
if ( $allprop || isset($prop_list['DAV::getcontenttype']) ) {
|
||||
$reply->DAVElement( $prop, 'getcontenttype', 'text/calendar' );
|
||||
}
|
||||
if ( $allprop || isset($prop_list['DAV::displayname']) ) {
|
||||
$reply->DAVElement( $prop, 'displayname', $item->dav_displayname );
|
||||
}
|
||||
|
||||
/**
|
||||
* Non-collections should return an empty resource type, it appears from RFC2518 8.1.2
|
||||
*/
|
||||
if ( $allprop || isset($prop_list['DAV::resourcetype']) ) {
|
||||
$reply->DAVElement( $prop, 'resourcetype');
|
||||
}
|
||||
|
||||
/**
|
||||
* Then look at any properties related to the principal
|
||||
*/
|
||||
add_principal_properties( $prop, $denied );
|
||||
|
||||
/**
|
||||
* And any properties that are server/request related.
|
||||
*/
|
||||
add_general_properties( $prop, $denied, $item );
|
||||
|
||||
add_arbitrary_properties($prop, $item );
|
||||
|
||||
return build_propstat_response( $prop, $denied, $url );
|
||||
}
|
||||
|
||||
|
||||
@ -592,57 +87,49 @@ function item_to_xml( $item ) {
|
||||
* a list of calendars for the user which are parented by this path.
|
||||
*/
|
||||
function get_collection_contents( $depth, $user_no, $collection ) {
|
||||
global $c, $session, $request, $reply, $prop_list, $arbitrary;
|
||||
global $c, $session, $request, $reply, $property_list;
|
||||
|
||||
dbg_error_log('PROPFIND','Getting collection contents: Depth %d, User: %d, Path: %s', $depth, $user_no, $collection->dav_name );
|
||||
dbg_error_log('PROPFIND','Getting collection contents: Depth %d, User: %d, Path: %s', $depth, $user_no, $collection->dav_name() );
|
||||
|
||||
$date_format = iCalendar::HttpDateFormat();
|
||||
$responses = array();
|
||||
if ( $collection->is_calendar != 't' ) {
|
||||
if ( ! $collection->IsCalendar() && ! $collection->IsAddressbook() ) {
|
||||
/**
|
||||
* Calendar collections may not contain calendar collections.
|
||||
* Calendar/Addressbook collections may not contain collections, so we won't look
|
||||
*/
|
||||
if ( $collection->dav_name == '/' ) {
|
||||
$params = array( ':session_principal' => $session->principal_id );
|
||||
if ( $collection->dav_name() == '/' ) {
|
||||
$sql = "SELECT usr.*, '/' || username || '/' AS dav_name, md5(username || updated::text) AS dav_etag, ";
|
||||
$sql .= "to_char(joined at time zone 'GMT',?) AS created, ";
|
||||
$sql .= "to_char(updated at time zone 'GMT',?) AS modified, ";
|
||||
$sql .= 'fullname AS dav_displayname, FALSE AS is_calendar, TRUE AS is_principal, ';
|
||||
$sql .= '0 AS collection_id, principal.* ';
|
||||
$sql .= 'FROM usr JOIN principal USING(user_no) ';
|
||||
$sql .= "WHERE get_permissions($session->user_no,user_no::int) ~ '[RAW]' ";
|
||||
$sql .= 'ORDER BY user_no';
|
||||
$sql .= "to_char(joined at time zone 'GMT',$date_format) AS created, ";
|
||||
$sql .= "to_char(updated at time zone 'GMT',$date_format) AS modified, ";
|
||||
$sql .= 'FALSE AS is_calendar, TRUE AS is_principal, FALSE AS is_addressbook, \'principal\' AS type, ';
|
||||
$sql .= 'principal_id AS collection_id, ';
|
||||
$sql .= 'principal.* ';
|
||||
$sql .= 'FROM usr JOIN principal USING (user_no) ';
|
||||
$sql .= "WHERE (principal_privileges(:session_principal,principal.principal_id) & 1::BIT(24))::INT4::BOOLEAN ";
|
||||
$sql .= 'ORDER BY usr.user_no';
|
||||
}
|
||||
else {
|
||||
$sql = 'SELECT user_no, dav_name, dav_etag, ';
|
||||
$sql .= "to_char(created at time zone 'GMT',?) AS created, ";
|
||||
$sql .= "to_char(modified at time zone 'GMT',?) AS modified, ";
|
||||
$sql .= 'dav_displayname, is_calendar, FALSE AS is_principal, ';
|
||||
$sql .= 'collection_id, principal.* ';
|
||||
$sql .= 'FROM collection JOIN principal USING(user_no) ';
|
||||
$sql .= 'WHERE parent_container='.qpg($collection->dav_name);
|
||||
$sql .= "AND NOT dav_name ~ '/\.(in|out)/$'";
|
||||
$sql = 'SELECT principal.*, collection.*, \'collection\' AS type FROM collection LEFT JOIN principal USING (user_no) ';
|
||||
$sql .= 'WHERE parent_container = :this_dav_name ';
|
||||
$sql .= "AND (path_privileges(:session_principal,collection.dav_name) & 1::BIT(24))::INT4::BOOLEAN ";
|
||||
$sql .= ' ORDER BY collection_id';
|
||||
$params[':this_dav_name'] = $collection->dav_name();
|
||||
}
|
||||
$qry = new PgQuery($sql, PgQuery::Plain(iCalendar::HttpDateFormat()), PgQuery::Plain(iCalendar::HttpDateFormat()));
|
||||
$qry = new AwlQuery($sql, $params);
|
||||
|
||||
if( $qry->Exec('PROPFIND',__LINE__,__FILE__) && $qry->rows > 0 ) {
|
||||
if( $qry->Exec('PROPFIND',__LINE__,__FILE__) && $qry->rows() > 0 ) {
|
||||
while( $subcollection = $qry->Fetch() ) {
|
||||
if ( $subcollection->is_principal == 't' ) {
|
||||
$principal = new CalDAVPrincipal($subcollection);
|
||||
$responses[] = $principal->RenderAsXML(array_merge($prop_list,$arbitrary), $reply);
|
||||
}
|
||||
else {
|
||||
$responses[] = collection_to_xml( $subcollection );
|
||||
}
|
||||
if ( $depth > 0 ) {
|
||||
$responses = array_merge( $responses, get_collection_contents( $depth - 1, $user_no, $subcollection ) );
|
||||
}
|
||||
$resource = new DAVResource($subcollection);
|
||||
$responses[] = $resource->RenderAsXML($property_list, $reply);
|
||||
}
|
||||
}
|
||||
if ( $collection->is_principal == 't' ) {
|
||||
|
||||
if ( $collection->IsPrincipal() == 't' ) {
|
||||
// Caldav Proxy: 5.1 par. 2: Add child resources calendar-proxy-(read|write)
|
||||
dbg_error_log('PROPFIND','Adding calendar-proxy-read and write. Path: %s', $collection->dav_name);
|
||||
add_proxy_response($responses, 'read', $collection->dav_name);
|
||||
add_proxy_response($responses, 'write', $collection->dav_name);
|
||||
dbg_error_log('PROPFIND','Adding calendar-proxy-read and write. Path: %s', $collection->dav_name() );
|
||||
add_proxy_response($responses, 'read', $collection->dav_name() );
|
||||
add_proxy_response($responses, 'write', $collection->dav_name() );
|
||||
}
|
||||
}
|
||||
|
||||
@ -650,23 +137,26 @@ function get_collection_contents( $depth, $user_no, $collection ) {
|
||||
* freebusy permission is not allowed to see the items in a collection. Must have at least read permission.
|
||||
*/
|
||||
if ( $request->AllowedTo('read') ) {
|
||||
dbg_error_log('PROPFIND','Getting collection items: Depth %d, User: %d, Path: %s', $depth, $user_no, $collection->dav_name );
|
||||
dbg_error_log('PROPFIND','Getting collection items: Depth %d, User: %d, Path: %s', $depth, $user_no, $collection->dav_name() );
|
||||
$privacy_clause = ' ';
|
||||
if ( ! $request->AllowedTo('all') ) {
|
||||
$privacy_clause = " AND (calendar_item.class != 'PRIVATE' OR calendar_item.class IS NULL) ";
|
||||
}
|
||||
|
||||
$sql = 'SELECT caldav_data.dav_name, caldav_data, caldav_data.dav_etag, ';
|
||||
$sql .= "to_char(coalesce(calendar_item.created, caldav_data.created) at time zone 'GMT',?) AS created, ";
|
||||
$sql .= "to_char(last_modified at time zone 'GMT',?) AS modified, ";
|
||||
$sql .= 'summary AS dav_displayname ';
|
||||
$sql .= 'FROM caldav_data JOIN calendar_item USING( dav_id, user_no, dav_name) ';
|
||||
$sql .= 'WHERE dav_name ~ '.qpg('^'.$collection->dav_name.'[^/]+$'). $privacy_clause;
|
||||
if ( isset($c->strict_result_ordering) && $c->strict_result_ordering ) $sql .= " ORDER BY dav_id";
|
||||
$qry = new PgQuery($sql, PgQuery::Plain(iCalendar::HttpDateFormat()), PgQuery::Plain(iCalendar::HttpDateFormat()));
|
||||
if( $qry->Exec('PROPFIND',__LINE__,__FILE__) && $qry->rows > 0 ) {
|
||||
$sql = 'SELECT collection.*, principal.*, caldav_data.*, caldav_data, ';
|
||||
$sql .= "to_char(coalesce(calendar_item.created, caldav_data.created) at time zone 'GMT',$date_format) AS created, ";
|
||||
$sql .= "to_char(last_modified at time zone 'GMT',$date_format) AS modified, ";
|
||||
$sql .= 'summary AS dav_displayname, ';
|
||||
$sql .= 'calendar_item.* ';
|
||||
$sql .= 'FROM caldav_data LEFT JOIN calendar_item USING( dav_id, user_no, dav_name, collection_id) ';
|
||||
$sql .= 'LEFT JOIN collection USING(collection_id,user_no) LEFT JOIN principal USING(user_no) ';
|
||||
$sql .= 'WHERE collection.dav_name = :collection_dav_name '. $privacy_clause;
|
||||
if ( isset($c->strict_result_ordering) && $c->strict_result_ordering ) $sql .= " ORDER BY caldav_data.dav_id";
|
||||
$qry = new AwlQuery( $sql, array( ':collection_dav_name' => $collection->dav_name()) );
|
||||
if( $qry->Exec('PROPFIND',__LINE__,__FILE__) && $qry->rows() > 0 ) {
|
||||
while( $item = $qry->Fetch() ) {
|
||||
$responses[] = item_to_xml( $item );
|
||||
$resource = new DAVResource($item);
|
||||
$responses[] = $resource->RenderAsXML($property_list, $reply);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -680,7 +170,7 @@ function get_collection_contents( $depth, $user_no, $collection ) {
|
||||
* subsidiary collections will also be got up to $depth
|
||||
*/
|
||||
function get_collection( $depth, $user_no, $collection_path ) {
|
||||
global $session, $c, $request, $prop_list, $arbitrary, $reply;
|
||||
global $session, $c, $request, $property_list, $reply;
|
||||
$responses = array();
|
||||
|
||||
dbg_error_log('PROPFIND','Getting collection: Depth %d, User: %d, Path: %s', $depth, $user_no, $collection_path );
|
||||
@ -691,122 +181,49 @@ function get_collection( $depth, $user_no, $collection_path ) {
|
||||
add_proxy_response($responses, $match[1], $collection_path);
|
||||
}
|
||||
|
||||
if ( $collection_path == null || $collection_path == '/' || $collection_path == '' ) {
|
||||
$collection->dav_name = $collection_path;
|
||||
$collection->dav_etag = md5($c->system_name . $collection_path);
|
||||
$collection->is_calendar = 'f';
|
||||
$collection->is_principal = 'f';
|
||||
$collection->user_no = 0;
|
||||
$collection->principal_id = 0;
|
||||
$collection->type_id = 0;
|
||||
$collection->collection_id = 0;
|
||||
$collection->dav_displayname = $c->system_name;
|
||||
$collection->created = date('Ymd\THis');
|
||||
$responses[] = collection_to_xml( $collection );
|
||||
if ( $collection_path == null || $collection_path == '' ) $collection_path = '/';
|
||||
|
||||
$resource = new DAVResource($collection_path);
|
||||
if ( !$resource->Exists() ) return $responses;
|
||||
|
||||
$responses[] = $resource->RenderAsXML($property_list, $reply);
|
||||
|
||||
if ( $depth > 0 ) {
|
||||
dbg_error_log('PROPFIND','Getting collection contents of path: "%s"', $collection_path );
|
||||
$responses = array_merge($responses, get_collection_contents( $depth-1, $user_no, $resource ) );
|
||||
}
|
||||
else {
|
||||
$user_no = intval($user_no);
|
||||
if ( preg_match( '#^/[^/]+/$#', $collection_path) ) {
|
||||
$principal = new CalDAVPrincipal($user_no);
|
||||
$responses[] = $principal->RenderAsXML(array_merge($prop_list,$arbitrary), $reply);
|
||||
}
|
||||
else {
|
||||
$sql = 'SELECT user_no, dav_name, dav_etag, ';
|
||||
$sql .= "to_char(created at time zone 'GMT',?) AS created, ";
|
||||
$sql .= "to_char(modified at time zone 'GMT',?) AS modified, ";
|
||||
$sql .= 'dav_displayname, is_calendar, FALSE AS is_principal, collection_id ';
|
||||
$sql .= 'FROM collection JOIN principal USING(user_no) WHERE dav_name = '.qpg($collection_path);
|
||||
$sql .= ' ORDER BY collection_id';
|
||||
dbg_error_log('PROPFIND','Not Getting collection contents of path: "%s"', $collection_path );
|
||||
}
|
||||
|
||||
$qry = new PgQuery($sql, PgQuery::Plain(iCalendar::HttpDateFormat()), PgQuery::Plain(iCalendar::HttpDateFormat()) );
|
||||
if( $qry->Exec('PROPFIND',__LINE__,__FILE__) && $qry->rows > 0 && $collection = $qry->Fetch() ) {
|
||||
$responses[] = collection_to_xml( $collection );
|
||||
}
|
||||
elseif ( $c->collections_always_exist && preg_match( "#^/$session->username/#", $collection_path) ) {
|
||||
dbg_error_log('PROPFIND',"Using $c->collections_always_exist setting is deprecated" );
|
||||
$collection->dav_name = $collection_path;
|
||||
$collection->dav_etag = md5($collection_path);
|
||||
$collection->is_calendar = 't'; // Everything is a calendar, if it always exists!
|
||||
$collection->is_principal = 'f';
|
||||
$collection->user_no = $user_no;
|
||||
$collection->dav_displayname = $collection_path;
|
||||
$collection->created = date('Ymd"T"His');
|
||||
$responses[] = collection_to_xml( $collection );
|
||||
}
|
||||
}
|
||||
}
|
||||
if ( $depth > 0 && isset($collection) ) {
|
||||
$responses = array_merge($responses, get_collection_contents( $depth-1, $user_no, $collection ) );
|
||||
}
|
||||
return $responses;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Get XML response for a single item. Depth is irrelevant for this.
|
||||
*/
|
||||
function get_item( $item_path ) {
|
||||
global $session, $request;
|
||||
$responses = array();
|
||||
|
||||
dbg_error_log('PROPFIND','Getting item: Path: %s', $item_path );
|
||||
|
||||
$privacy_clause = ' ';
|
||||
if ( ! $request->AllowedTo('all') ) {
|
||||
$privacy_clause = " AND (calendar_item.class != 'PRIVATE' OR calendar_item.class IS NULL) ";
|
||||
}
|
||||
|
||||
$sql = 'SELECT caldav_data.dav_name, caldav_data, caldav_data.dav_etag, ';
|
||||
$sql .= "to_char(coalesce(calendar_item.created, caldav_data.created) at time zone 'GMT',?) AS created, ";
|
||||
$sql .= "to_char(last_modified at time zone 'GMT',?) AS modified, ";
|
||||
$sql .= 'summary AS dav_displayname ';
|
||||
$sql .= 'FROM caldav_data JOIN calendar_item USING( user_no, dav_name) WHERE dav_name = ? '.$privacy_clause;
|
||||
$qry = new PgQuery($sql, PgQuery::Plain(iCalendar::HttpDateFormat()), PgQuery::Plain(iCalendar::HttpDateFormat()), $item_path);
|
||||
if( $qry->Exec('PROPFIND',__LINE__,__FILE__) && $qry->rows > 0 ) {
|
||||
while( $item = $qry->Fetch() ) {
|
||||
$responses[] = item_to_xml( $item );
|
||||
}
|
||||
}
|
||||
return $responses;
|
||||
}
|
||||
|
||||
|
||||
$request->UnsupportedRequest($unsupported); // Won't return if there was unsupported stuff.
|
||||
|
||||
/**
|
||||
* Something that we can handle, at least roughly correctly.
|
||||
*/
|
||||
$url = ConstructURL( $request->path );
|
||||
$url = preg_replace( '#/$#', '', $url);
|
||||
$responses = array();
|
||||
if ( $request->IsPrincipal() ) {
|
||||
if ( $request->principal->Exists() !== true ) {
|
||||
$request->DoResponse( 404, translate('That resource is not present on this server.') );
|
||||
}
|
||||
$responses[] = $request->principal->RenderAsXML(array_merge($prop_list,$arbitrary), $reply);
|
||||
if ( $request->depth > 0 ) {
|
||||
$collection = (object) array( 'dav_name' => '/'.$request->username.'/', 'is_calendar' => 'f', 'is_principal' => 't' );
|
||||
$responses = array_merge($responses, get_collection_contents( $request->depth - 1, $request->user_no, $collection ) );
|
||||
}
|
||||
}
|
||||
elseif ( $request->IsProxyRequest() ) {
|
||||
if ( $request->IsProxyRequest() ) {
|
||||
add_proxy_response($responses, $request->proxy_type, '/' . $request->principal->username . '/' );
|
||||
/** Nothing inside these, as yet. */
|
||||
}
|
||||
elseif ( $request->IsCollection() ) {
|
||||
$responses = get_collection( $request->depth, $request->user_no, $request->path );
|
||||
if ( count($responses) < 1 ) {
|
||||
$request->DoResponse( 404, translate('That resource is not present on this server.') );
|
||||
}
|
||||
}
|
||||
elseif ( $request->AllowedTo('read') ) {
|
||||
$responses = get_item( $request->path );
|
||||
if ( count($responses) < 1 ) {
|
||||
$resource = new DAVResource($request->path);
|
||||
$response = $resource->RenderAsXML($property_list, $reply);
|
||||
if ( isset($response) ) $responses[] = $response;
|
||||
}
|
||||
|
||||
if ( count($responses) < 1 ) {
|
||||
if ( $request->AllowedTo('read') ) {
|
||||
$request->DoResponse( 404, translate('That resource is not present on this server.') );
|
||||
}
|
||||
}
|
||||
else {
|
||||
$request->DoResponse( 403, translate('You do not have appropriate rights to view that resource.') );
|
||||
else {
|
||||
$request->DoResponse( 403, translate('You do not have appropriate rights to view that resource.') );
|
||||
}
|
||||
}
|
||||
|
||||
$xmldoc = $reply->Render('multistatus', $responses);
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user