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Work on making this work for CardDAV.

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This commit is contained in:
Andrew McMillan 2010-06-23 14:22:26 +12:00
parent 5a708c5462
commit f71bba3747
2 changed files with 135 additions and 1 deletions
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2
inc/caldav-REPORT-multiget.php
View File

@ -108,7 +108,7 @@ if ( $qry->Exec('REPORT',__LINE__,__FILE__) && $qry->rows() > 0 ) {
$expanded = expand_event_instances($ics, $expand_range_start, $expand_range_end);
$calendar_object->caldav_data = $expanded->Render();
}
$responses[] = calendar_to_xml( $properties, $calendar_object );
$responses[] = component_to_xml( $properties, $calendar_object );
}
}

134
inc/caldav-REPORT.php
View File

@ -167,6 +167,140 @@ function calendar_to_xml( $properties, $item ) {
return $response;
}
/**
* Return XML for a single component from the DB
*
* @param array $properties The properties for this component
* @param string $item The DB row data for this component
*
* @return string An XML document which is the response for the component
*/
function component_to_xml( $properties, $item ) {
global $session, $c, $request, $reply;
dbg_error_log("REPORT","Building XML Response for item '%s'", $item->dav_name );
$denied = array();
$unsupported = array();
$caldav_data = $item->caldav_data;
$displayname = preg_replace( '{^.*/}', '', $item->dav_name );
$type = 'unknown';
$contenttype = 'text/plain';
switch( $item->caldav_type ) {
case 'VJOURNAL':
case 'VEVENT':
case 'VTODO':
$displayname = $item->summary;
$type = 'calendar';
$contenttype = 'text/calendar';
break;
case 'VCARD':
$displayname = $item->fn;
$type = 'vcard';
$contenttype = 'text/x-vcard';
break;
}
if ( isset($properties['calendar-data']) || isset($properties['displayname']) ) {
if ( !$request->AllowedTo('all') && $session->user_no != $item->user_no ){
// the user is not admin / owner of this calendarlooking at his calendar and can not admin the other cal
/** @todo We should examine the ORGANIZER and ATTENDEE fields in the event. If this person is there then they should see this */
if ( $type == 'calendar' && $item->class == 'CONFIDENTIAL' || !$request->AllowedTo('read') ) {
$ical = new iCalComponent( $caldav_data );
$resources = $ical->GetComponents('VTIMEZONE',false);
$first = $resources[0];
// if the event is confidential we fake one that just says "Busy"
$confidential = new iCalComponent();
$confidential->SetType($first->GetType());
$confidential->AddProperty( 'SUMMARY', translate('Busy') );
$confidential->AddProperty( 'CLASS', 'CONFIDENTIAL' );
$confidential->SetProperties( $first->GetProperties('DTSTART'), 'DTSTART' );
$confidential->SetProperties( $first->GetProperties('RRULE'), 'RRULE' );
$confidential->SetProperties( $first->GetProperties('DURATION'), 'DURATION' );
$confidential->SetProperties( $first->GetProperties('DTEND'), 'DTEND' );
$confidential->SetProperties( $first->GetProperties('UID'), 'UID' );
$ical->SetComponents(array($confidential),$confidential->GetType());
$caldav_data = $ical->Render();
$displayname = translate('Busy');
}
}
}
$url = ConstructURL($item->dav_name);
$prop = new XMLElement("prop");
foreach( $properties AS $k => $v ) {
switch( $k ) {
case 'getcontentlength':
$contentlength = strlen($caldav_data);
$prop->NewElement($k, $contentlength );
break;
case 'calendar-data':
if ( $type == 'calendar' ) $reply->CalDAVElement($prop, $k, $caldav_data );
else $unsupported[] = $k;
break;
case 'address-data':
if ( $type == 'vcard' ) $reply->CardDAVElement($prop, $k, $caldav_data );
else $unsupported[] = $k;
break;
case 'getcontenttype':
$prop->NewElement($k, $contenttype );
break;
case 'current-user-principal':
$prop->NewElement("current-user-principal", $request->current_user_principal_xml);
break;
case 'displayname':
$prop->NewElement($k, $displayname );
break;
case 'resourcetype':
$prop->NewElement($k); // Just an empty resourcetype for a non-collection.
break;
case 'getetag':
$prop->NewElement($k, '"'.$item->dav_etag.'"' );
break;
case '"current-user-privilege-set"':
$prop->NewElement($k, privileges($request->permissions) );
break;
case 'SOME-DENIED-PROPERTY': /** indicating the style for future expansion */
$denied[] = $k;
break;
default:
dbg_error_log( 'REPORT', "Request for unsupported property '%s' of calendar item.", $v );
$unsupported[] = $k;
}
}
$status = new XMLElement("status", "HTTP/1.1 200 OK" );
$propstat = new XMLElement( "propstat", array( $prop, $status) );
$href = new XMLElement("href", $url );
$elements = array($href,$propstat);
if ( count($denied) > 0 ) {
$status = new XMLElement("status", "HTTP/1.1 403 Forbidden" );
$noprop = new XMLElement("prop");
foreach( $denied AS $k => $v ) {
$noprop->NewElement( strtolower($v) );
}
$elements[] = new XMLElement( "propstat", array( $noprop, $status) );
}
if ( count($unsupported) > 0 ) {
$status = new XMLElement("status", "HTTP/1.1 404 Not Found" );
$noprop = new XMLElement("prop");
foreach( $unsupported AS $k => $v ) {
$noprop->NewElement( strtolower($v) );
}
$elements[] = new XMLElement( "propstat", array( $noprop, $status) );
}
$response = new XMLElement( "response", $elements );
return $response;
}
if ( $xmltree->GetTag() == "urn:ietf:params:xml:ns:caldav:calendar-query" ) {
$calquery = $xmltree->GetPath("/urn:ietf:params:xml:ns:caldav:calendar-query/*");
include("caldav-REPORT-calquery.php");