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<?php declare(strict_types=1);
class iCalEvent
{
public $title;
public $description;
public $startDateTime;
public $endDateTime;
public $location;
public $created;
public $lastModified;
public function __construct(string $eventContent)
{
$this->parseEvent($eventContent);
}
protected function parseEvent(string $eventContent) : iCalEvent
{
$content = str_replace("\r\n ", '', $eventContent);
$this->title = $this->getEventDetail($content, "SUMMARY:");
$this->description = $this->getEventDetail($content, "DESCRIPTION:");
$this->startDateTime = $this->getEventDateTime($content, "DTSTART");
$this->endDateTime = $this->getEventDateTime($content, "DTEND");
$this->location = $this->getEventDetail($content, "LOCATION:");
$this->created = date('d.m.Y H:i', strtotime($this->getEventDetail($content, "CREATED:")));
$this->lastModified = date('d.m.Y H:i', strtotime($this->getEventDetail($content, "LAST-MODIFIED:")));
return $this;
}
protected function getEventDetail(string $eventContent, string $eventDetailKey) : string
{
$output = "";
if (preg_match('`^' . $eventDetailKey . '(.*)$`m', $eventContent, $match))
{
$output = trim($match[1]);
}
return $output;
}
protected function getEventDateTime(string $eventContent, string $eventDetailKey) : string
{
$output = "";
if (preg_match('`^' . $eventDetailKey . '(?:;.+)?:([0-9]+(T[0-9]+Z?)?)`m', $eventContent, $match))
{
$output = date('d.m.Y H:i', strtotime($match[1]));
}
return $output;
}
}
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