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- <?php
- class RawEventsNoticeStream extends NoticeStream
- {
- function getNoticeIds($offset, $limit, $since_id, $max_id)
- {
- $notice = new Notice();
- $qry = null;
- $qry = 'SELECT notice.* FROM notice ';
- $qry .= 'INNER JOIN happening ON happening.uri = notice.uri ';
- $qry .= 'AND notice.is_local != ' . Notice::GATEWAY . ' ';
- if ($since_id != 0) {
- $qry .= 'AND notice.id > ' . $since_id . ' ';
- }
- if ($max_id != 0) {
- $qry .= 'AND notice.id <= ' . $max_id . ' ';
- }
- // NOTE: we sort by event time, not by notice time!
- $qry .= 'ORDER BY happening.created DESC ';
- if (!is_null($offset)) {
- $qry .= "LIMIT $limit OFFSET $offset";
- }
- $notice->query($qry);
- $ids = array();
- while ($notice->fetch()) {
- $ids[] = $notice->id;
- }
- $notice->free();
- unset($notice);
- return $ids;
- }
- }
- class EventsNoticeStream extends ScopingNoticeStream
- {
- // possible values of RSVP in our database
- protected $rsvp = ['Y', 'N', '?'];
- protected $target = null;
- function __construct(Profile $target, Profile $scoped=null, array $rsvp=array())
- {
- $stream = new RawEventsNoticeStream();
- if ($target->sameAs($scoped)) {
- $key = 'happening:ids_for_user_own:'.$target->getID();
- } else {
- $key = 'happening:ids_for_user:'.$target->getID();
- }
- // Match RSVP against our possible values, given in the class variable
- // and if no RSVPs are given is empty, assume we want all events, even
- // without RSVPs from this profile.
- $this->rsvp = array_intersect($this->rsvp, $rsvp);
- $this->target = $target;
- parent::__construct(new CachingNoticeStream($stream, $key), $scoped);
- }
- function filter($notice)
- {
- if (!parent::filter($notice)) {
- // if not in our scope, return false
- return false;
- }
- if (empty($this->rsvp)) {
- // Don't filter on RSVP (for only events with RSVP if no responses
- // are given (give ['Y', 'N', '?'] for only RSVP'd events!).
- return true;
- }
- $rsvp = new RSVP();
- $rsvp->profile_id = $this->target->getID();
- $rsvp->event_uri = $notice->getUri();
- $rsvp->whereAddIn('response', $this->rsvp, $rsvp->columnType('response'));
- // filter out if no RSVP match was found
- return $rsvp->N > 0;
- }
- }
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