gnu-social/lib/notices/noticestreamaction.php

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<?php
if (!defined('GNUSOCIAL')) { exit(1); }
abstract class NoticestreamAction extends ProfileAction
{
protected $notice = null; // holds the stream result
protected function prepare(array $args=array()) {
parent::prepare($args);
// In case we need more info than ProfileAction->doPreparation() gives us
$this->doStreamPreparation();
// fetch the actual stream stuff
try {
$stream = $this->getStream();
$this->notice = $stream->getNotices(($this->page-1) * NOTICES_PER_PAGE, NOTICES_PER_PAGE + 1);
} catch (PrivateStreamException $e) {
$this->notice = new Notice();
$this->notice->whereAdd('FALSE');
}
if ($this->page > 1 && $this->notice->N == 0) {
// TRANS: Client error when page not found (404).
$this->clientError(_('No such page.'), 404);
}
return true;
}
protected function doStreamPreparation()
{
// pass by default
}
public function extraHeaders()
{
parent::extraHeaders();
foreach ($this->getFeeds() as $feed) {
header('Link: <'.htmlspecialchars($feed->getUrl()).'>;' .
' rel="'.htmlspecialchars($feed->rel()).'";' .
' type="'.htmlspecialchars($feed->mimeType()).'"',
false // don't overwrite previous headers of this sort
);
}
}
// this fetches the NoticeStream
abstract public function getStream();
}