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sources/3rdparty/sabre/vobject/lib/Sabre/VObject/Component/VEvent.php 2.31 KB
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  <?php
  
  namespace Sabre\VObject\Component;
  use Sabre\VObject;
  
  /**
   * VEvent component
   *
   * This component contains some additional functionality specific for VEVENT's.
   *
6d9380f96   Cédric Dupont   Update sources OC...
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   * @copyright Copyright (C) 2007-2013 fruux GmbH (https://fruux.com/).
   * @author Evert Pot (http://evertpot.com/)
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   * @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
   */
  class VEvent extends VObject\Component {
  
      /**
       * Returns true or false depending on if the event falls in the specified
       * time-range. This is used for filtering purposes.
       *
       * The rules used to determine if an event falls within the specified
       * time-range is based on the CalDAV specification.
       *
       * @param \DateTime $start
       * @param \DateTime $end
       * @return bool
       */
      public function isInTimeRange(\DateTime $start, \DateTime $end) {
  
          if ($this->RRULE) {
              $it = new VObject\RecurrenceIterator($this);
              $it->fastForward($start);
  
              // We fast-forwarded to a spot where the end-time of the
              // recurrence instance exceeded the start of the requested
              // time-range.
              //
              // If the starttime of the recurrence did not exceed the
              // end of the time range as well, we have a match.
              return ($it->getDTStart() < $end && $it->getDTEnd() > $start);
  
          }
  
          $effectiveStart = $this->DTSTART->getDateTime();
          if (isset($this->DTEND)) {
  
              // The DTEND property is considered non inclusive. So for a 3 day
              // event in july, dtstart and dtend would have to be July 1st and
              // July 4th respectively.
              //
              // See:
              // http://tools.ietf.org/html/rfc5545#page-54
              $effectiveEnd = $this->DTEND->getDateTime();
  
          } elseif (isset($this->DURATION)) {
              $effectiveEnd = clone $effectiveStart;
              $effectiveEnd->add( VObject\DateTimeParser::parseDuration($this->DURATION) );
          } elseif ($this->DTSTART->getDateType() == VObject\Property\DateTime::DATE) {
              $effectiveEnd = clone $effectiveStart;
              $effectiveEnd->modify('+1 day');
          } else {
              $effectiveEnd = clone $effectiveStart;
          }
          return (
              ($start <= $effectiveEnd) && ($end > $effectiveStart)
          );
  
      }
  
  }