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<?php /** * Licensed under the MIT license. * * For the full copyright and license information, please view the LICENSE file. * * @author Rémi Lanvin <remi@cloudconnected.fr> * @link https://github.com/rlanvin/php-rrule */ namespace RRule; /** * Common interface for RRule and RSet objects */ interface RRuleInterface extends \ArrayAccess, \Countable, \IteratorAggregate { /** * Return all the occurrences in an array of \DateTime. * * @param int $limit Limit the resultset to n occurrences (0, null or false = everything) * @return array An array of \DateTime objects */ public function getOccurrences($limit = null); /** * Return all the ocurrences after a date, before a date, or between two dates. * * @param mixed $begin Can be null to return all occurrences before $end * @param mixed $end Can be null to return all occurrences after $begin * @param int|null $limit Limit the resultset to n occurrences (0, null or false = everything) * @return array An array of \DateTime objects */ public function getOccurrencesBetween($begin, $end, $limit = null); /** * Return all the occurrences after a date. * * @param mixed $date * @param bool $inclusive Whether or not to include $date (if date is an occurrence) * @param int|null $limit Limit the resultset to n occurrences (0, null or false = everything) * @return array */ public function getOccurrencesAfter($date, $inclusive = false, $limit = null); /** * Return the Nth occurrences after a date (non inclusive) * * @param mixed $date * @param int $index The index (starts at 1) * @return DateTimeInterface|null */ public function getNthOccurrenceAfter($date, $index); /** * Return all the occurrences before a date. * * @param mixed $date * @param bool $inclusive Whether or not to include $date (if date is an occurrence) * @param int|null $limit Limit the resultset to n occurrences (0, null or false = everything) * @return array */ public function getOccurrencesBefore($date, $inclusive = false, $limit = null); /** * Return the Nth occurrences before a date (non inclusive) * * @param mixed $date * @param int $index The index (starts at 1) * @return DateTimeInterface|null */ public function getNthOccurrenceBefore($date, $index); /** * Return the Nth occurrences before or after a date. * * @param mixed $date * @param int $index 0 returns the date, positive integer returns index in the future, negative in the past * @return DateTimeInterface|null */ public function getNthOccurrenceFrom($date, $index); /** * Return true if $date is an occurrence. * * @param mixed $date * @return bool */ public function occursAt($date); /** * Return true if the rrule has an end condition, false otherwise * * @return bool */ public function isFinite(); /** * Return true if the rrule has no end condition (infite) * * @return bool */ public function isInfinite(); }