Commit 5d2035b7 authored by Zot's avatar Zot Committed by Mario
Browse files

implement feed_get_reshare to extract shared post info from atom feed and convert to bbcode

parent 7c363310
......@@ -278,6 +278,23 @@ function get_atom_elements($feed, $item, &$author) {
$base_url = '';
$rawcreated = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'published');
if($rawcreated)
$res['created'] = unxmlify($rawcreated[0]['data']);
$rawedited = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'updated');
if($rawedited)
$res['edited'] = unxmlify($rawedited[0]['data']);
if((x($res,'edited')) && (! (x($res,'created'))))
$res['created'] = $res['edited'];
if(! $res['created'])
$res['created'] = $item->get_date('c');
if(! $res['edited'])
$res['edited'] = $item->get_date('c');
$rawverb = $item->get_item_tags(NAMESPACE_ACTIVITY, 'verb');
// select between supported verbs
......@@ -288,112 +305,85 @@ function get_atom_elements($feed, $item, &$author) {
// translate OStatus unfollow to activity streams if it happened to get selected
if((x($res,'verb')) && ($res['verb'] === 'http://ostatus.org/schema/1.0/unfollow'))
if((x($res,'verb')) && ($res['verb'] === 'http://ostatus.org/schema/1.0/unfollow')) {
$res['verb'] = ACTIVITY_UNFOLLOW;
}
if(array_key_exists('verb',$res) && $res['verb'] === ACTIVITY_SHARE) {
// For Mastodon shares ("boosts"), we need to parse the original author information
// from the activity:object -> author structure
$rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'object');
if($rawobj) {
$rawauthor = $rawobj->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name']) {
$author['author_name'] = unxmlify($rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name']);
}
// look for a photo. We should check media size and find the best one,
// but for now let's just find any author photo
$rawauthor = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri']) {
$author['author_link'] = unxmlify($rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri']);
if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
foreach($base as $link) {
if(!x($author, 'author_photo') || ! $author['author_photo']) {
if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
$author['author_photo'] = unxmlify($link['attribs']['']['href']);
}
if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
foreach($base as $link) {
if(!x($author, 'author_photo') || ! $author['author_photo']) {
if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
$author['author_photo'] = unxmlify($link['attribs']['']['href']);
}
}
}
$rawactor = $item->get_item_tags(NAMESPACE_ACTIVITY, 'actor');
if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['obj_type'][0]['data'], ACTIVITY_OBJ_PERSON)) {
$base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
if($base && count($base)) {
foreach($base as $link) {
if($link['attribs']['']['rel'] === 'alternate' && (! $res['author_link']))
$author['author_link'] = unxmlify($link['attribs']['']['href']);
if(!x($author, 'author_photo') || ! $author['author_photo']) {
if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
$author['author_photo'] = unxmlify($link['attribs']['']['href']);
}
}
}
}
else {
// look for a photo. We should check media size and find the best one,
// but for now let's just find any author photo
$rawauthor = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
// check for a yahoo media element (github etc.)
if(! $author['author_photo']) {
$rawmedia = $item->get_item_tags(NAMESPACE_YMEDIA,'thumbnail');
if($rawmedia && $rawmedia[0]['attribs']['']['url']) {
$author['author_photo'] = strip_tags(unxmlify($rawmedia[0]['attribs']['']['url']));
}
}
// No photo/profile-link on the item - look at the feed level
if((! (x($author,'author_link'))) || (! (x($author,'author_photo')))) {
$rawauthor = $feed->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
foreach($base as $link) {
if(!x($author, 'author_photo') || ! $author['author_photo']) {
if($link['attribs']['']['rel'] === 'alternate' && (! $author['author_link'])) {
$author['author_link'] = unxmlify($link['attribs']['']['href']);
$author['author_is_feed'] = true;
}
if(! $author['author_photo']) {
if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
$author['author_photo'] = unxmlify($link['attribs']['']['href']);
}
}
}
$rawactor = $item->get_item_tags(NAMESPACE_ACTIVITY, 'actor');
$rawactor = $feed->get_feed_tags(NAMESPACE_ACTIVITY, 'subject');
if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['obj_type'][0]['data'], ACTIVITY_OBJ_PERSON)) {
if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['obj_type'][0]['data'],ACTIVITY_OBJ_PERSON)) {
$base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
if($base && count($base)) {
foreach($base as $link) {
if($link['attribs']['']['rel'] === 'alternate' && (! $res['author_link']))
$author['author_link'] = unxmlify($link['attribs']['']['href']);
if(!x($author, 'author_photo') || ! $author['author_photo']) {
if(! (x($author,'author_photo'))) {
if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
$author['author_photo'] = unxmlify($link['attribs']['']['href']);
}
}
}
}
// check for a yahoo media element (github etc.)
if(! $author['author_photo']) {
$rawmedia = $item->get_item_tags(NAMESPACE_YMEDIA,'thumbnail');
if($rawmedia && $rawmedia[0]['attribs']['']['url']) {
$author['author_photo'] = strip_tags(unxmlify($rawmedia[0]['attribs']['']['url']));
}
}
// No photo/profile-link on the item - look at the feed level
if((! (x($author,'author_link'))) || (! (x($author,'author_photo')))) {
$rawauthor = $feed->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
foreach($base as $link) {
if($link['attribs']['']['rel'] === 'alternate' && (! $author['author_link'])) {
$author['author_link'] = unxmlify($link['attribs']['']['href']);
$author['author_is_feed'] = true;
}
if(! $author['author_photo']) {
if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
$author['author_photo'] = unxmlify($link['attribs']['']['href']);
}
}
}
$rawactor = $feed->get_feed_tags(NAMESPACE_ACTIVITY, 'subject');
if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['obj_type'][0]['data'], ACTIVITY_OBJ_PERSON)) {
$base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
if($base && count($base)) {
foreach($base as $link) {
if($link['attribs']['']['rel'] === 'alternate' && (! $res['author_link']))
$author['author_link'] = unxmlify($link['attribs']['']['href']);
if(! (x($author,'author_photo'))) {
if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
$author['author_photo'] = unxmlify($link['attribs']['']['href']);
}
}
}
}
}
}
$ostatus_protocol = (($item->get_item_tags(NAMESPACE_OSTATUS, 'conversation')) ? true : false);
......@@ -499,23 +489,6 @@ function get_atom_elements($feed, $item, &$author) {
if($rawlocation)
$res['location'] = unxmlify($rawlocation[0]['data']);
$rawcreated = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'published');
if($rawcreated)
$res['created'] = unxmlify($rawcreated[0]['data']);
$rawedited = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'updated');
if($rawedited)
$res['edited'] = unxmlify($rawedited[0]['data']);
if((x($res,'edited')) && (! (x($res,'created'))))
$res['created'] = $res['edited'];
if(! $res['created'])
$res['created'] = $item->get_date('c');
if(! $res['edited'])
$res['edited'] = $item->get_date('c');
// Disallow time travelling posts
......@@ -597,6 +570,7 @@ function get_atom_elements($feed, $item, &$author) {
$attach = $item->get_enclosures();
if($attach) {
$res['attach'] = array();
foreach($attach as $att) {
$len = intval($att->get_length());
......@@ -616,6 +590,7 @@ function get_atom_elements($feed, $item, &$author) {
$res['attach'][] = array('href' => $link, 'length' => $len, 'type' => $type, 'title' => $title );
}
}
$rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'object');
......@@ -693,6 +668,10 @@ function get_atom_elements($feed, $item, &$author) {
$res['target'] = $obj;
}
if(array_key_exists('verb',$res) && $res['verb'] === ACTIVITY_SHARE) {
feed_get_reshare($res,$item);
}
// build array to pass to hook
$arr = [
'feed' => $feed,
......@@ -709,6 +688,106 @@ function get_atom_elements($feed, $item, &$author) {
return $arr['result'];
}
function feed_get_reshare(&$res,$item) {
$share = [];
// For Mastodon shares ("boosts"), we need to parse the original author information
// from the activity:object -> author structure
$rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'object');
if($rawobj) {
$rawauthor = $rawobj->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name']) {
$share['author'] = unxmlify($rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name']);
}
if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri']) {
$share['profile'] = unxmlify($rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri']);
}
if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
foreach($base as $link) {
if(! (array_key_exists('avatar',$share) && $share['avatar'])) {
if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
$share['avatar'] = unxmlify($link['attribs']['']['href']);
}
}
}
if(! $share['author'])
$share['author'] = t('unknown');
if(! $share['avatar'])
$share['avatar'] = z_root() . '/' . get_default_profile_photo(80);
if(! $share['profile'])
$share['profile'] = z_root();
$child = $rawobj[0]['child'];
if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'link') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['link'])
$share['link'] = encode_rel_links($child[SIMPLEPIE_NAMESPACE_ATOM_10]['link']);
$rawcreated = $rawobj->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'published');
if($rawcreated)
$share['created'] = unxmlify($rawcreated[0]['data']);
else
$share['created'] = $res['created'];
if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'id') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'])
$share['message_id'] = unxmlify($child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data']);
if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'content') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']) {
$body = unxmlify($child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']);
if(! $body)
$body = unxmlify($child[SIMPLEPIE_NAMESPACE_ATOM_10]['summary'][0]['data']);
if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) {
$body = purify_html($body);
$body = html2bbcode($body);
}
}
$attach = $rawobj->get_enclosures();
if($attach) {
foreach($attach as $att) {
$len = intval($att->get_length());
$link = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_link()))));
$title = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_title()))));
$type = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_type()))));
if(strpos($type,';'))
$type = substr($type,0,strpos($type,';'));
if((! $link) || (strpos($link,'http') !== 0))
continue;
if(! $title)
$title = ' ';
if(! $type)
$type = 'application/octet-stream';
if((strpos($type,'image') === 0) && (strpos($body,$link) === false) && (strpos($link,'http') === 0)) {
$body .= "\n\n" . '[img]' . $link . '[/img]';
}
}
}
$res['body'] = "[share author='" . urlencode($share['author']) .
"' profile='" . $share['profile'] .
"' avatar='" . $share['avatar'] .
"' link='" . $share['link'] .
"' posted='" . $share['created'] .
"' message_id='" . $share['message_id'] . "']";
$o .= $body;
$o .= "[/share]";
}
}
/**
* @brief Encodes SimplePie_Item link arrays.
*
......
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