/**
* Creates a new component
*
* This method automatically searches for the correct component class, based
* on its name.
*
* You can specify the children either in key=>value syntax, in which case
* properties will automatically be created, or you can just pass a list of
* Component and Property object.
*
* @param string $name
* @param array $children
* @return Component
*/
public function createComponent($name, array $children = array())
{
$component = Component::create($name);
foreach ($children as $k => $v) {
if ($v instanceof Node) {
$component->add($v);
} else {
$component->add($k, $v);
}
}
return $component;
}
/**
* Reads and parses a single line.
*
* This method receives the full array of lines. The array pointer is used
* to traverse.
*
* @param array $lines
* @return Element
*/
private static function readLine(&$lines)
{
$line = current($lines);
$lineNr = key($lines);
next($lines);
// Components
if (stripos($line, "BEGIN:") === 0) {
$componentName = strtoupper(substr($line, 6));
$obj = Component::create($componentName);
$nextLine = current($lines);
while (stripos($nextLine, "END:") !== 0) {
$obj->add(self::readLine($lines));
$nextLine = current($lines);
if ($nextLine === false) {
throw new ParseException('Invalid VObject. Document ended prematurely.');
}
}
// Checking component name of the 'END:' line.
if (substr($nextLine, 4) !== $obj->name) {
throw new ParseException('Invalid VObject, expected: "END:' . $obj->name . '" got: "' . $nextLine . '"');
}
next($lines);
return $obj;
}
// Properties
//$result = preg_match('/(?P<name>[A-Z0-9-]+)(?:;(?P<parameters>^(?<!:):))(.*)$/',$line,$matches);
$token = '[A-Z0-9-\\.]+';
$parameters = "(?:;(?P<parameters>([^:^\"]|\"([^\"]*)\")*))?";
$regex = "/^(?P<name>{$token}){$parameters}:(?P<value>.*)\$/i";
$result = preg_match($regex, $line, $matches);
if (!$result) {
throw new ParseException('Invalid VObject, line ' . ($lineNr + 1) . ' did not follow the icalendar/vcard format');
}
$propertyName = strtoupper($matches['name']);
$propertyValue = preg_replace_callback('#(\\\\(\\\\|N|n|;|,))#', function ($matches) {
if ($matches[2] === 'n' || $matches[2] === 'N') {
return "\n";
} else {
return $matches[2];
}
}, $matches['value']);
$obj = Property::create($propertyName, $propertyValue);
if ($matches['parameters']) {
foreach (self::readParameters($matches['parameters']) as $param) {
$obj->add($param);
}
}
return $obj;
}
/**
* Parses the input data and returns a correct VFREEBUSY object, wrapped in
* a VCALENDAR.
*
* @return Component
*/
public function getResult()
{
$busyTimes = array();
foreach ($this->objects as $object) {
foreach ($object->getBaseComponents() as $component) {
switch ($component->name) {
case 'VEVENT':
$FBTYPE = 'BUSY';
if (isset($component->TRANSP) && strtoupper($component->TRANSP) === 'TRANSPARENT') {
break;
}
if (isset($component->STATUS)) {
$status = strtoupper($component->STATUS);
if ($status === 'CANCELLED') {
break;
}
if ($status === 'TENTATIVE') {
$FBTYPE = 'BUSY-TENTATIVE';
}
}
$times = array();
if ($component->RRULE) {
$iterator = new RecurrenceIterator($object, (string) $component->uid);
if ($this->start) {
$iterator->fastForward($this->start);
}
$maxRecurrences = 200;
while ($iterator->valid() && --$maxRecurrences) {
$startTime = $iterator->getDTStart();
if ($this->end && $startTime > $this->end) {
break;
}
$times[] = array($iterator->getDTStart(), $iterator->getDTEnd());
$iterator->next();
}
} else {
$startTime = $component->DTSTART->getDateTime();
if ($this->end && $startTime > $this->end) {
break;
}
$endTime = null;
if (isset($component->DTEND)) {
$endTime = $component->DTEND->getDateTime();
} elseif (isset($component->DURATION)) {
$duration = DateTimeParser::parseDuration((string) $component->DURATION);
$endTime = clone $startTime;
$endTime->add($duration);
} elseif ($component->DTSTART->getDateType() === Property\DateTime::DATE) {
$endTime = clone $startTime;
$endTime->modify('+1 day');
} else {
// The event had no duration (0 seconds)
break;
}
$times[] = array($startTime, $endTime);
}
foreach ($times as $time) {
if ($this->end && $time[0] > $this->end) {
break;
}
if ($this->start && $time[1] < $this->start) {
break;
}
$busyTimes[] = array($time[0], $time[1], $FBTYPE);
}
break;
case 'VFREEBUSY':
foreach ($component->FREEBUSY as $freebusy) {
$fbType = isset($freebusy['FBTYPE']) ? strtoupper($freebusy['FBTYPE']) : 'BUSY';
// Skipping intervals marked as 'free'
if ($fbType === 'FREE') {
continue;
}
$values = explode(',', $freebusy);
foreach ($values as $value) {
list($startTime, $endTime) = explode('/', $value);
$startTime = DateTimeParser::parseDateTime($startTime);
if (substr($endTime, 0, 1) === 'P' || substr($endTime, 0, 2) === '-P') {
$duration = DateTimeParser::parseDuration($endTime);
$endTime = clone $startTime;
$endTime->add($duration);
} else {
$endTime = DateTimeParser::parseDateTime($endTime);
}
if ($this->start && $this->start > $endTime) {
continue;
}
if ($this->end && $this->end < $startTime) {
continue;
}
$busyTimes[] = array($startTime, $endTime, $fbType);
}
}
break;
}
}
}
if ($this->baseObject) {
$calendar = $this->baseObject;
} else {
$calendar = Component::create('VCALENDAR');
$calendar->version = '2.0';
$calendar->prodid = '-//Sabre//Sabre VObject ' . Version::VERSION . '//EN';
$calendar->calscale = 'GREGORIAN';
}
$vfreebusy = Component::create('VFREEBUSY');
$calendar->add($vfreebusy);
if ($this->start) {
$dtstart = Property::create('DTSTART');
$dtstart->setDateTime($this->start, Property\DateTime::UTC);
$vfreebusy->add($dtstart);
}
if ($this->end) {
$dtend = Property::create('DTEND');
$dtend->setDateTime($this->end, Property\DateTime::UTC);
$vfreebusy->add($dtend);
}
$dtstamp = Property::create('DTSTAMP');
$dtstamp->setDateTime(new \DateTime('now'), Property\DateTime::UTC);
$vfreebusy->add($dtstamp);
foreach ($busyTimes as $busyTime) {
$busyTime[0]->setTimeZone(new \DateTimeZone('UTC'));
$busyTime[1]->setTimeZone(new \DateTimeZone('UTC'));
$prop = Property::create('FREEBUSY', $busyTime[0]->format('Ymd\\THis\\Z') . '/' . $busyTime[1]->format('Ymd\\THis\\Z'));
$prop['FBTYPE'] = $busyTime[2];
$vfreebusy->add($prop);
}
return $calendar;
}
function testAddScalarParams()
{
$comp = Component::create('VCALENDAR');
$comp->add('myprop', 'value', array('param1' => 'value1'));
$this->assertEquals(1, count($comp->children));
$this->assertTrue($comp->children[0] instanceof Property);
$this->assertEquals('MYPROP', $comp->children[0]->name);
$this->assertEquals('value', $comp->children[0]->value);
$this->assertEquals(1, count($comp->children[0]->parameters));
$this->assertTrue($comp->children[0]->parameters[0] instanceof Parameter);
$this->assertEquals('PARAM1', $comp->children[0]->parameters[0]->name);
$this->assertEquals('value1', $comp->children[0]->parameters[0]->value);
}
