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https://github.com/friendica/friendica
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following random feeds
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parent
00d2b58358
commit
5be98e3ec8
3 changed files with 91 additions and 3 deletions
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@ -22,6 +22,8 @@ function scrape_dfrn($url) {
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foreach($items as $item) {
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$x = $item->getAttribute('rel');
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if(($x === 'alternate') && ($item->getAttribute('type') === 'application/atom+xml'))
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$ret['feed_atom'] = $item->getAttribute('href');
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if(substr($x,0,5) == "dfrn-")
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$ret[$x] = $item->getAttribute('href');
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if($x === 'lrdd') {
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@ -135,3 +137,31 @@ function scrape_vcard($url) {
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return $ret;
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}}
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if(! function_exists('scrape_feed')) {
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function scrape_feed($url) {
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$ret = array();
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$s = fetch_url($url);
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if(! $s)
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return $ret;
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$dom = HTML5_Parser::parse($s);
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if(! $dom)
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return $ret;
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$items = $dom->getElementsByTagName('link');
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// get Atom link elements
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foreach($items as $item) {
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$x = $item->getAttribute('rel');
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if(($x === 'alternate') && ($item->getAttribute('type') === 'application/atom+xml'))
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$ret['feed_atom'] = $item->getAttribute('href');
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}
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return $ret;
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}}
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@ -32,10 +32,18 @@
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if(($argc > 1) && ($argv[1] == 'force'))
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$force = true;
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if(($argc > 1) && intval($argv[1])) {
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$manual_id = intval($argv[1]);
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$force = true;
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}
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$sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
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// 'stat' clause is a temporary measure until we have federation subscriptions working both directions
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$contacts = q("SELECT * FROM `contact`
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WHERE ( ( `network` = 'dfrn' AND ( `dfrn-id` != '' OR (`issued-id` != '' AND `duplex` = 1)))
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OR ( `network` IN ( 'stat', 'feed' ) AND `poll` != '' ))
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OR ( `network` IN ( 'stat', 'feed' ) AND `poll` != '' ))
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$sql_extra
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AND `self` = 0 AND `blocked` = 0 AND `readonly` = 0 ORDER BY RAND()");
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if(! count($contacts))
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@ -48,6 +48,8 @@ function follow_post(&$a) {
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}
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}
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$network = 'stat';
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if($hcard) {
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$vcard = scrape_vcard($hcard);
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@ -63,13 +65,58 @@ function follow_post(&$a) {
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if(! $profile)
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$profile = $url;
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// do we have enough information?
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if(! x($vcard,'fn'))
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if(x($vcard,'nick'))
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$vcard['fn'] = $vcard['nick'];
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if((! isset($vcard)) && (! $poll)) {
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$ret = scrape_feed($url);
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if(count($ret) && $ret['feed_atom']) {
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$poll = $ret['feed_atom'];
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$vcard = array();
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require_once('simplepie/simplepie.inc');
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$feed = new SimplePie();
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$xml = fetch_url($poll);
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$feed->set_raw_data($xml);
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$feed->init();
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$vcard['photo'] = $feed->get_image_url();
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$author = $feed->get_author();
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if($author) {
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$vcard['fn'] = trim($author->get_name());
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$vcard['nick'] = strtolower($vcard['fn']);
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if(strpos($vcard['nick'],' '))
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$vcard['nick'] = trim(substr($vcard['nick'],0,strpos($vcard['nick'],' ')));
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$email = $author->get_email();
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}
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else {
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$item = $feed->get_item(0);
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if($item) {
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$author = $item->get_author();
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if($author) {
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$vcard['fn'] = trim($author->get_name());
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$vcard['nick'] = strtolower($vcard['fn']);
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if(strpos($vcard['nick'],' '))
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$vcard['nick'] = trim(substr($vcard['nick'],0,strpos($vcard['nick'],' ')));
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$email = $author->get_email();
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}
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}
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}
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if((! $vcard['photo']) && strlen($email))
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$vcard['photo'] = gravatar_img($email);
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$network = 'feed';
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}
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}
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logger('follow: poll=' . $poll . ' notify=' . $notify . ' profile=' . $profile . ' vcard=' . print_r($vcard,true));
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// do we have enough information?
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if(! ((x($vcard['fn'])) && ($poll) && ($profile))) {
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notice( t('The profile address specified does not provide adequate information.') . EOL);
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@ -115,7 +162,7 @@ function follow_post(&$a) {
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dbesc($vcard['fn']),
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dbesc($vcard['nick']),
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dbesc($vcard['photo']),
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dbesc('stat'),
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dbesc($network),
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intval(REL_FAN)
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);
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}
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@ -158,6 +205,9 @@ function follow_post(&$a) {
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// pull feed and consume it, which should subscribe to the hub.
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$php_path = ((x($a->config,'php_path') && strlen($a->config['php_path'])) ? $a->config['php_path'] : 'php');
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proc_close(proc_open("\"$php_path\" \"include/poller.php\" \"$contact_id\" &", array(), $foo));
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// create a follow slap
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