/**
* @param ATOM|RSS2 $feed
* @return ATOM|RSS2
*/
protected function generateFeed($feed)
{
/* @var Post[] $posts */
$site_name = ArrayHelper::getValue(Yii::$app->params, 'site_name', Yii::$app->name);
$posts = Post::find()->where(['status' => Post::STATUS_PUBLISHED])->orderBy(['post_time' => SORT_DESC, 'update_time' => SORT_DESC])->limit(20)->all();
$feed->setTitle($site_name);
$feed->setLink(Url::home(true));
$feed->setSelfLink(Url::to(['feed/rss'], true));
$feed->setAtomLink(Url::to(['feed/atom'], true));
$feed->setDescription(ArrayHelper::getValue(Yii::$app->params, 'seo_description', '最新更新的文章'));
if ($posts) {
$feed->setDate($posts[0]->update_time);
} else {
$feed->setDate(time());
}
foreach ($posts as $post) {
$entry = $feed->createNewItem();
$entry->setTitle($post->title);
$entry->setLink($post->getUrl(true));
$entry->setDate(intval($post->post_time));
$entry->setDescription($post->excerpt);
$entry->setAuthor($post->author_name ? $post->author_name : $post->author->nickname);
$entry->setId($post->alias);
if ($feed instanceof ATOM) {
$entry->setContent($post->content);
}
$feed->addItem($entry);
}
return $feed;
}
$TestFeed->setLink('https://github.com/mibe/FeedWriter');
$TestFeed->setDescription('This is just an example how to use the Feed Writer project in your code.');
// Image title and link must match with the 'title' and 'link' channel elements for RSS 2.0,
// which were set above.
$TestFeed->setImage('Testing & Checking the Feed Writer project', 'https://github.com/mibe/FeedWriter', 'https://upload.wikimedia.org/wikipedia/commons/thumb/d/d9/Rss-feed.svg/256px-Rss-feed.svg.png');
// Use core setChannelElement() function for other optional channel elements.
// See http://www.rssboard.org/rss-specification#optionalChannelElements
// for other optional channel elements. Here the language code for American English and
$TestFeed->setChannelElement('language', 'en-US');
// The date when this feed was lastly updated. The publication date is also set.
$TestFeed->setDate(date(DATE_RSS, time()));
$TestFeed->setChannelElement('pubDate', date(\DATE_RSS, strtotime('2013-04-06')));
// You can add additional link elements, e.g. to a PubSubHubbub server with custom relations.
// It's recommended to provide a backlink to the feed URL.
$TestFeed->setSelfLink('http://example.com/myfeed');
$TestFeed->setAtomLink('http://pubsubhubbub.appspot.com', 'hub');
// You can add more XML namespaces for more custom channel elements which are not defined
// in the RSS 2 specification. Here the 'creativeCommons' element is used. There are much more
// available. Have a look at this list: http://feedvalidator.org/docs/howto/declare_namespaces.html
$TestFeed->addNamespace('creativeCommons', 'http://backend.userland.com/creativeCommonsRssModule');
$TestFeed->setChannelElement('creativeCommons:license', 'http://www.creativecommons.org/licenses/by/1.0');
// If you want you can also add a line to publicly announce that you used
// this fine piece of software to generate the feed. ;-)
$TestFeed->addGenerator();
// Here we are done setting up the feed. What's next is adding some feed items.
// Create a new feed item.
$newItem = $TestFeed->createNewItem();
// Add basic elements to the feed item
// These are again mandatory for a valid feed.
$newItem->setTitle('Hello World!');
$newItem->setLink('http://www.example.com');
/**
* Get RSS feed
*
* Converts a JSON array of event objects into an RSS feed
*
* @param mixed $events Array of events to be converted
*
* @return string Complete markup for RSS feed
*/
public function RSSify($events)
{
$feed = new RSS2();
$this->getBuildings(null, false);
$feed->setTitle('Upcoming Events');
$feed->setLink('http://events.uoit.ca');
$feed->setImage('Upcoming Events', 'http://events.uoit.ca', 'http://events.uoit.ca/img/uoit_logo.svg');
$feed->setDescription('Upcoming events, deadlines and more at the University of Ontario Institute of Technology');
$feed->setChannelElement('language', 'en-US');
$feed->setDate(date(DATE_RSS, time()));
$feed->setSelfLink(currentURL);
$feed->setAtomLink('http://feeds.feedburner.com/uoit/events', 'hub');
foreach ($events as $key => $event) {
$time = date('g:i', strtotime($event['event_startdate']));
$ampm = date('a', strtotime($event['event_startdate'])) == 'am' ? 'a.m.' : 'p.m.';
$item = $feed->createNewItem();
$item->setTitle($event['event_name']);
$item->setLink('http://events.uoit.ca/event/' . $event['id']);
$item->setId($event['id'], false);
$item->setDescription($event['event_description']);
$item->setDate(date("Y-m-d H:i:s"));
$item->addElement('date', strtotime($event['event_startdate']));
$item->addElement('time', $time . ' ' . $ampm);
if ($event['contact_event_firstname'] && $event['contact_event_lastname'] && $event['contact_event_email']) {
$item->setAuthor($event['contact_event_firstname'] . ' ' . $event['contact_event_lastname'], $event['contact_event_email']);
}
$item->addElement('location', $this->parseLocation($this->buildings, $event['location_campus'], $event['location_building'], $event['location_room'], $event['location_other']));
$feed->addItem($item);
}
$output = $feed->generateFeed();
return $output;
}
