<?php
require_once dirname(__FILE__) . '/../anewt.lib.php';
anewt_include('calendar');
$calendar = new AnewtCalendar();
$event = new AnewtCalendarEvent('Title');
$event->date_start = AnewtDateTime::parse_string('2009-01-01 12:00');
$event->date_end = AnewtDateTime::parse_string('2009-01-01 14:00');
$event->summary = 'This is the summary';
$event->location = 'This is the location';
$event->url = 'http://example.org/foo';
$event->uid = 'abc1234567890';
$calendar->add_event($event);
$event = new AnewtCalendarEvent('Another event', AnewtDateTime::now());
$event->summary = "This is a multiline\nsummary";
$event->summary = "This is a multiline\ndescription";
$calendar->add_event($event);
$calendar->flush();
/**
* Render this calendar to a string in iCal format.
*
* \return
* String representation of this calendar
*/
function render()
{
$out = array();
$out[] = 'BEGIN:VCALENDAR';
$out[] = 'VERSION:2.0';
$out[] = sprintf('METHOD:%s', $this->method);
$out[] = sprintf('PRODID:%s', $this->generator);
$out[] = '';
foreach ($this->events as $event) {
$out[] = 'BEGIN:VEVENT';
/* Generation date */
$out[] = sprintf('DTSTAMP;VALUE=DATE:%s', AnewtDateTime::iso8601_compact(AnewtDateTime::now()));
/* Summary and description */
assert('!is_null($event->summary)');
$description = $event->description;
if (is_null($description)) {
$description = $event->summary;
}
$out[] = sprintf('SUMMARY:%s', AnewtCalendar::escape_string($event->summary, false));
$out[] = sprintf('DESCRIPTION:%s', AnewtCalendar::escape_string($description, true));
/* Unique ID */
$uid = $event->uid;
if (is_null($uid)) {
/* Generate a unique id */
$uid = strtoupper(sprintf('%s-%s', md5($event->summary), md5(AnewtDateTime::iso8601_compact($event->date_start))));
}
$out[] = sprintf('UID:%s', $uid);
/* Dates */
assert('$event->date_start instanceof AnewtDateTimeAtom');
$datestart_str = $event->all_day ? AnewtDateTime::iso8601_date_compact($event->date_start) : AnewtDateTime::iso8601_compact($event->date_start);
/* With time */
$out[] = sprintf('DTSTART;VALUE=DATE:%s', $datestart_str);
if (!is_null($event->date_end)) {
assert('$event->date_end instanceof AnewtDateTimeAtom');
$date_end_str = $event->all_day ? AnewtDateTime::iso8601_date_compact($event->date_end) : AnewtDateTime::iso8601_compact($event->date_end);
/* With time */
$out[] = sprintf('DTEND;VALUE=DATE:%s', $date_end_str);
}
$out[] = sprintf('TRANSP:%s', $event->transparent ? 'TRANSPARENT' : 'OPAQUE');
/* Misc */
if (!is_null($event->location)) {
$out[] = sprintf('LOCATION:%s', $event->location);
}
if (!is_null($event->url)) {
$out[] = sprintf('URL:%s', $event->url);
}
$out[] = 'END:VEVENT';
$out[] = '';
}
$out[] = 'END:VCALENDAR';
return implode(CRLF, $out);
}
