74 lines
2.3 KiB
PHP
74 lines
2.3 KiB
PHP
<?php
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$data = $_POST['data'];
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$data = explode(',', $data);
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$data = end($data);
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$data = base64_decode($data);
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OCP\JSON::checkLoggedIn();
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OCP\App::checkAppEnabled('calendar');
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$nl="\r\n";
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$comps = array('VEVENT'=>true, 'VTODO'=>true, 'VJOURNAL'=>true);
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$data = str_replace(array("\r","\n\n"), array("\n","\n"), $data);
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$lines = explode("\n", $data);
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unset($data);
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$comp=$uid=$cal=false;
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$cals=$uids=array();
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$i = 0;
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foreach($lines as $line) {
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if(strpos($line, ':')!==false) {
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list($attr, $val) = explode(':', strtoupper($line));
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if ($attr == 'BEGIN' && $val == 'VCALENDAR') {
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$cal = $i;
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$cals[$cal] = array('first'=>$i,'last'=>$i,'end'=>$i);
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} elseif ($attr =='BEGIN' && $cal!==false && isset($comps[$val])) {
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$comp = $val;
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$beginNo = $i;
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} elseif ($attr == 'END' && $cal!==false && $val == 'VCALENDAR') {
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if($comp!==false) {
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unset($cals[$cal]); // corrupt calendar, unset it
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} else {
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$cals[$cal]['end'] = $i;
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}
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$comp=$uid=$cal=false; // reset calendar
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} elseif ($attr == 'END' && $comp!==false && $val == $comp) {
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if(! $uid) {
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$uid = OC_Calendar_Object::createUID();
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}
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$uids[$uid][$beginNo] = array('end'=>$i, 'cal'=>$cal);
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if ($cals[$cal]['first'] == $cal) {
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$cals[$cal]['first'] = $beginNo;
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}
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$cals[$cal]['last'] = $i;
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$comp=$uid=false; // reset component
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} elseif ($attr =="UID" && $comp!==false) {
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list($attr, $uid) = explode(':', $line);
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}
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}
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$i++;
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}
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$calendars = OC_Calendar_Calendar::allCalendars(OCP\USER::getUser(), 1);
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$id = $calendars[0]['id'];
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foreach($uids as $uid) {
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$prefix=$suffix=$content=array();
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foreach($uid as $begin=>$details) {
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$cal = $details['cal'];
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if(!isset($cals[$cal])) {
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continue; // from corrupt/incomplete calendar
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}
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$cdata = $cals[$cal];
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// if we have multiple components from different calendar objects,
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// we should really merge their elements (enhancement?) -- 1st one wins for now.
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if(! count($prefix)) {
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$prefix = array_slice($lines, $cal, $cdata['first'] - $cal);
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}
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if(! count($suffix)) {
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$suffix = array_slice($lines, $cdata['last']+1, $cdata['end'] - $cdata['last']);
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}
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$content = array_merge($content, array_slice($lines, $begin, $details['end'] - $begin + 1));
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}
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if(count($content)) {
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$import = join($nl, array_merge($prefix, $content, $suffix)) . $nl;
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OC_Calendar_Object::add($id, $import);
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}
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}
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OCP\JSON::success();
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?>
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