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-rw-r--r--calendar/lib/SabreDAV/vendor/oldsabre/vobject/lib/Sabre/VObject/Component/VCalendar.php244
1 files changed, 244 insertions, 0 deletions
diff --git a/calendar/lib/SabreDAV/vendor/oldsabre/vobject/lib/Sabre/VObject/Component/VCalendar.php b/calendar/lib/SabreDAV/vendor/oldsabre/vobject/lib/Sabre/VObject/Component/VCalendar.php
new file mode 100644
index 0000000..e80871c
--- /dev/null
+++ b/calendar/lib/SabreDAV/vendor/oldsabre/vobject/lib/Sabre/VObject/Component/VCalendar.php
@@ -0,0 +1,244 @@
+<?php
+
+namespace OldSabre\VObject\Component;
+
+use OldSabre\VObject;
+
+/**
+ * The VCalendar component
+ *
+ * This component adds functionality to a component, specific for a VCALENDAR.
+ *
+ * @copyright Copyright (C) 2007-2013 fruux GmbH (https://fruux.com/).
+ * @author Evert Pot (http://evertpot.com/)
+ * @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
+ */
+class VCalendar extends VObject\Document {
+
+ static $defaultName = 'VCALENDAR';
+
+ /**
+ * Returns a list of all 'base components'. For instance, if an Event has
+ * a recurrence rule, and one instance is overridden, the overridden event
+ * will have the same UID, but will be excluded from this list.
+ *
+ * VTIMEZONE components will always be excluded.
+ *
+ * @param string $componentName filter by component name
+ * @return array
+ */
+ public function getBaseComponents($componentName = null) {
+
+ $components = array();
+ foreach($this->children as $component) {
+
+ if (!$component instanceof VObject\Component)
+ continue;
+
+ if (isset($component->{'RECURRENCE-ID'}))
+ continue;
+
+ if ($componentName && $component->name !== strtoupper($componentName))
+ continue;
+
+ if ($component->name === 'VTIMEZONE')
+ continue;
+
+ $components[] = $component;
+
+ }
+
+ return $components;
+
+ }
+
+ /**
+ * If this calendar object, has events with recurrence rules, this method
+ * can be used to expand the event into multiple sub-events.
+ *
+ * Each event will be stripped from it's recurrence information, and only
+ * the instances of the event in the specified timerange will be left
+ * alone.
+ *
+ * In addition, this method will cause timezone information to be stripped,
+ * and normalized to UTC.
+ *
+ * This method will alter the VCalendar. This cannot be reversed.
+ *
+ * This functionality is specifically used by the CalDAV standard. It is
+ * possible for clients to request expand events, if they are rather simple
+ * clients and do not have the possibility to calculate recurrences.
+ *
+ * @param DateTime $start
+ * @param DateTime $end
+ * @return void
+ */
+ public function expand(\DateTime $start, \DateTime $end) {
+
+ $newEvents = array();
+
+ foreach($this->select('VEVENT') as $key=>$vevent) {
+
+ if (isset($vevent->{'RECURRENCE-ID'})) {
+ unset($this->children[$key]);
+ continue;
+ }
+
+
+ if (!$vevent->rrule) {
+ unset($this->children[$key]);
+ if ($vevent->isInTimeRange($start, $end)) {
+ $newEvents[] = $vevent;
+ }
+ continue;
+ }
+
+ $uid = (string)$vevent->uid;
+ if (!$uid) {
+ throw new \LogicException('Event did not have a UID!');
+ }
+
+ $it = new VObject\RecurrenceIterator($this, $vevent->uid);
+ $it->fastForward($start);
+
+ while($it->valid() && $it->getDTStart() < $end) {
+
+ if ($it->getDTEnd() > $start) {
+
+ $newEvents[] = $it->getEventObject();
+
+ }
+ $it->next();
+
+ }
+ unset($this->children[$key]);
+
+ }
+
+ foreach($newEvents as $newEvent) {
+
+ foreach($newEvent->children as $child) {
+ if ($child instanceof VObject\Property\DateTime &&
+ $child->getDateType() == VObject\Property\DateTime::LOCALTZ) {
+ $child->setDateTime($child->getDateTime(),VObject\Property\DateTime::UTC);
+ }
+ }
+
+ $this->add($newEvent);
+
+ }
+
+ // Removing all VTIMEZONE components
+ unset($this->VTIMEZONE);
+
+ }
+
+ /**
+ * Validates the node for correctness.
+ * An array is returned with warnings.
+ *
+ * Every item in the array has the following properties:
+ * * level - (number between 1 and 3 with severity information)
+ * * message - (human readable message)
+ * * node - (reference to the offending node)
+ *
+ * @return array
+ */
+ /*
+ public function validate() {
+
+ $warnings = array();
+
+ $version = $this->select('VERSION');
+ if (count($version)!==1) {
+ $warnings[] = array(
+ 'level' => 1,
+ 'message' => 'The VERSION property must appear in the VCALENDAR component exactly 1 time',
+ 'node' => $this,
+ );
+ } else {
+ if ((string)$this->VERSION !== '2.0') {
+ $warnings[] = array(
+ 'level' => 1,
+ 'message' => 'Only iCalendar version 2.0 as defined in rfc5545 is supported.',
+ 'node' => $this,
+ );
+ }
+ }
+ $version = $this->select('PRODID');
+ if (count($version)!==1) {
+ $warnings[] = array(
+ 'level' => 2,
+ 'message' => 'The PRODID property must appear in the VCALENDAR component exactly 1 time',
+ 'node' => $this,
+ );
+ }
+ if (count($this->CALSCALE) > 1) {
+ $warnings[] = array(
+ 'level' => 2,
+ 'message' => 'The CALSCALE property must not be specified more than once.',
+ 'node' => $this,
+ );
+ }
+ if (count($this->METHOD) > 1) {
+ $warnings[] = array(
+ 'level' => 2,
+ 'message' => 'The METHOD property must not be specified more than once.',
+ 'node' => $this,
+ );
+ }
+
+ $allowedComponents = array(
+ 'VEVENT',
+ 'VTODO',
+ 'VJOURNAL',
+ 'VFREEBUSY',
+ 'VTIMEZONE',
+ );
+ $allowedProperties = array(
+ 'PRODID',
+ 'VERSION',
+ 'CALSCALE',
+ 'METHOD',
+ );
+ $componentsFound = 0;
+ foreach($this->children as $child) {
+ if($child instanceof Component) {
+ $componentsFound++;
+ if (!in_array($child->name, $allowedComponents)) {
+ $warnings[] = array(
+ 'level' => 1,
+ 'message' => 'The ' . $child->name . " component is not allowed in the VCALENDAR component",
+ 'node' => $this,
+ );
+ }
+ }
+ if ($child instanceof Property) {
+ if (!in_array($child->name, $allowedProperties)) {
+ $warnings[] = array(
+ 'level' => 2,
+ 'message' => 'The ' . $child->name . " property is not allowed in the VCALENDAR component",
+ 'node' => $this,
+ );
+ }
+ }
+ }
+
+ if ($componentsFound===0) {
+ $warnings[] = array(
+ 'level' => 1,
+ 'message' => 'An iCalendar object must have at least 1 component.',
+ 'node' => $this,
+ );
+ }
+
+ return array_merge(
+ $warnings,
+ parent::validate()
+ );
+
+ }
+ */
+
+}
+

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