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124 lines
3.3 KiB
PHP
124 lines
3.3 KiB
PHP
<?php
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namespace Sabre\VObject\Component;
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use Sabre\VObject;
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/**
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* The Available sub-component.
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*
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* This component adds functionality to a component, specific for AVAILABLE
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* components.
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*
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* @copyright Copyright (C) fruux GmbH (https://fruux.com/)
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* @author Ivan Enderlin
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* @license http://sabre.io/license/ Modified BSD License
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*/
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class Available extends VObject\Component
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{
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/**
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* Returns the 'effective start' and 'effective end' of this VAVAILABILITY
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* component.
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*
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* We use the DTSTART and DTEND or DURATION to determine this.
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*
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* The returned value is an array containing DateTimeImmutable instances.
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* If either the start or end is 'unbounded' its value will be null
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* instead.
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*
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* @return array
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*/
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public function getEffectiveStartEnd()
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{
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$effectiveStart = $this->DTSTART->getDateTime();
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if (isset($this->DTEND)) {
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$effectiveEnd = $this->DTEND->getDateTime();
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} else {
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$effectiveEnd = $effectiveStart->add(VObject\DateTimeParser::parseDuration($this->DURATION));
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}
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return [$effectiveStart, $effectiveEnd];
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}
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/**
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* A simple list of validation rules.
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*
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* This is simply a list of properties, and how many times they either
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* must or must not appear.
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*
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* Possible values per property:
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* * 0 - Must not appear.
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* * 1 - Must appear exactly once.
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* * + - Must appear at least once.
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* * * - Can appear any number of times.
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* * ? - May appear, but not more than once.
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*
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* @var array
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*/
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public function getValidationRules()
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{
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return [
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'UID' => 1,
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'DTSTART' => 1,
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'DTSTAMP' => 1,
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'DTEND' => '?',
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'DURATION' => '?',
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'CREATED' => '?',
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'DESCRIPTION' => '?',
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'LAST-MODIFIED' => '?',
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'RECURRENCE-ID' => '?',
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'RRULE' => '?',
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'SUMMARY' => '?',
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'CATEGORIES' => '*',
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'COMMENT' => '*',
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'CONTACT' => '*',
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'EXDATE' => '*',
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'RDATE' => '*',
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'AVAILABLE' => '*',
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];
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}
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/**
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* Validates the node for correctness.
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*
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* The following options are supported:
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* Node::REPAIR - May attempt to automatically repair the problem.
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* Node::PROFILE_CARDDAV - Validate the vCard for CardDAV purposes.
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* Node::PROFILE_CALDAV - Validate the iCalendar for CalDAV purposes.
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*
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* This method returns an array with detected problems.
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* Every element has the following properties:
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*
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* * level - problem level.
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* * message - A human-readable string describing the issue.
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* * node - A reference to the problematic node.
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*
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* The level means:
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* 1 - The issue was repaired (only happens if REPAIR was turned on).
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* 2 - A warning.
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* 3 - An error.
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*
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* @param int $options
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*
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* @return array
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*/
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public function validate($options = 0)
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{
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$result = parent::validate($options);
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if (isset($this->DTEND) && isset($this->DURATION)) {
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$result[] = [
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'level' => 3,
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'message' => 'DTEND and DURATION cannot both be present',
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'node' => $this,
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];
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}
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return $result;
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}
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}
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