mirror of
https://gitlab.com/davical-project/davical.git
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67 lines
2.6 KiB
PHP
67 lines
2.6 KiB
PHP
<?php
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/**
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* CalDAV Server - handle GET method
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*
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* @package rscds
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* @subpackage caldav
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* @author Andrew McMillan <andrew@catalyst.net.nz>
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* @copyright Catalyst .Net Ltd
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* @license http://gnu.org/copyleft/gpl.html GNU GPL v2
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*/
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dbg_error_log("get", "GET method handler");
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if ( ! $request->AllowedTo('read') ) {
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$request->DoResponse( 403, translate("You may not access that calendar") );
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}
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$privacy_clause = "";
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if ( ! $request->AllowedTo('all') ) {
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$privacy_clause = "AND calendar_item.class != 'PRIVATE'";
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}
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if ( $request->IsCollection() ) {
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/**
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* The CalDAV specification does not define GET on a collection, but typically this is
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* used as a .ics download for the whole collection, which is what we do also.
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*/
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$qry = new PgQuery( "SELECT caldav_data FROM caldav_data LEFT JOIN calendar_item USING ( dav_name ) WHERE caldav_data.user_no = ? AND caldav_data.dav_name ~ ? $privacy_clause ORDER BY caldav_data.user_no, caldav_data.dav_name, caldav_data.created;", $request->user_no, $request->path.'[^/]+$');
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}
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else {
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$qry = new PgQuery( "SELECT caldav_data, caldav_data.dav_etag FROM caldav_data LEFT JOIN calendar_item USING ( dav_name ) WHERE caldav_data.user_no = ? AND caldav_data.dav_name = ? $privacy_clause;", $request->user_no, $request->path);
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}
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dbg_error_log("get", "%s", $qry->querystring );
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if ( $qry->Exec("GET") && $qry->rows == 1 ) {
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$event = $qry->Fetch();
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header( "Etag: \"$event->dav_etag\"" );
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header( "Content-Length: ".strlen($event->caldav_data) );
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$request->DoResponse( 200, ($request->method == "HEAD" ? "" : $event->caldav_data), "text/calendar" );
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}
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else if ( $qry->rows < 1 ) {
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$request->DoResponse( 404, translate("Calendar Resource Not Found.") );
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}
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else if ( $qry->rows > 1 ) {
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/**
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* Here we are constructing a whole calendar response for this collection, including
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* the timezones that are referred to by the events we have selected.
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*/
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include_once("iCalendar.php");
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$response = iCalendar::iCalHeader();
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$timezones = array();
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while( $event = $qry->Fetch() ) {
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$ical = new iCalendar( array( "icalendar" => $event->caldav_data ) );
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if ( isset($ical->tz_locn) && $ical->tz_locn != "" && isset($ical->vtimezone) && $ical->vtimezone != "" ) {
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$timezones[$ical->Get("tzid")] = $ical->vtimezone;
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}
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$response .= $ical->JustThisBitPlease("VEVENT");
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}
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foreach( $timezones AS $tzid => $vtimezone ) {
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$response .= $vtimezone;
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}
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$response .= iCalendar::iCalFooter();
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header( "Content-Length: ".strlen($response) );
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$request->DoResponse( 200, ($request->method == "HEAD" ? "" : $response), "text/calendar" );
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}
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else {
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$request->DoResponse( 500, translate("Database Error") );
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}
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?>
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