{

public function filter_post_comments(Comments $comments, Post $post) {

$url = Site::get_url('habari', true) . $post->slug;

foreach (self::fetch_backtype($url) as $new) {

$comments[] = $new;

}

return $comments;

}

protected static function fetch_backtype($url) {

$backtype = array();

$cacheName = "backtype-$url";

if ( Cache::has( $cacheName ) ) {

foreach (Cache::get( $cacheName ) as $cachedBacktype) {

$cachedBacktype->date = HabariDateTime::date_create($cachedBacktype->date);

$backtype[] = $cachedBacktype;

}

return $backtype;

}

$connectData = json_decode(file_get_contents("http://api.backtype.com/comments/connect.json?url={$url}&key=key&itemsperpage=10000"));

if (isset($connectData->comments)) {

foreach ($connectData->comments as $dat) {

$comment = new StdClass;

switch ($dat->entry_type) {

case 'tweet':

$comment->id = 'backtype-twitter-' . $dat->tweet_id;

$comment->url = 'http://twitter.com/' . $dat->tweet_from_user . '/status/' . $dat->tweet_id;

$comment->name = '@' . $dat->tweet_from_user . ' (via Backtype: Twitter)';

$comment->content_out = InputFilter::filter($dat->tweet_text);

$comment->date = $dat->tweet_created_at;

break;

case 'comment':

$comment->id = 'backtype-comment-' . $dat->comment->id;

$comment->url = $dat->comment->url;

$comment->name = $dat->author->name . ' (via Backtype: ' . InputFilter::filter($dat->blog->title) . ')';

$comment->content_out = InputFilter::filter($dat->comment->content);

$comment->date = $dat->comment->date;

break;

}

if (!$comment) {

continue;

}

$comment->status = Comment::STATUS_APPROVED;

$comment->type = Comment::TRACKBACK;

$comment->email = null;

$backtype[] = $comment;

}

}

Cache::set( $cacheName, $backtype );

return $backtype;

}