implement feed_get_reshare to extract shared post info from atom feed and convert to bbcode
This commit is contained in:
zotlabs
parent
5b3e863323
commit
8bf9b1311d
@ -278,6 +278,23 @@ function get_atom_elements($feed, $item, &$author) {
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$base_url = '';
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$rawcreated = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'published');
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if($rawcreated)
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$res['created'] = unxmlify($rawcreated[0]['data']);
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$rawedited = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'updated');
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if($rawedited)
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$res['edited'] = unxmlify($rawedited[0]['data']);
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if((x($res,'edited')) && (! (x($res,'created'))))
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$res['created'] = $res['edited'];
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if(! $res['created'])
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$res['created'] = $item->get_date('c');
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if(! $res['edited'])
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$res['edited'] = $item->get_date('c');
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$rawverb = $item->get_item_tags(NAMESPACE_ACTIVITY, 'verb');
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// select between supported verbs
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@ -288,112 +305,85 @@ function get_atom_elements($feed, $item, &$author) {
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// translate OStatus unfollow to activity streams if it happened to get selected
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if((x($res,'verb')) && ($res['verb'] === 'http://ostatus.org/schema/1.0/unfollow'))
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if((x($res,'verb')) && ($res['verb'] === 'http://ostatus.org/schema/1.0/unfollow')) {
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$res['verb'] = ACTIVITY_UNFOLLOW;
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}
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if(array_key_exists('verb',$res) && $res['verb'] === ACTIVITY_SHARE) {
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// For Mastodon shares ("boosts"), we need to parse the original author information
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// from the activity:object -> author structure
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$rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'object');
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if($rawobj) {
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$rawauthor = $rawobj->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
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// look for a photo. We should check media size and find the best one,
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// but for now let's just find any author photo
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if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name']) {
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$author['author_name'] = unxmlify($rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name']);
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$rawauthor = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
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if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
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$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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foreach($base as $link) {
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if(!x($author, 'author_photo') || ! $author['author_photo']) {
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if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
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$author['author_photo'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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$rawactor = $item->get_item_tags(NAMESPACE_ACTIVITY, 'actor');
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if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri']) {
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$author['author_link'] = unxmlify($rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri']);
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}
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if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
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$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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foreach($base as $link) {
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if(!x($author, 'author_photo') || ! $author['author_photo']) {
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if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
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$author['author_photo'] = unxmlify($link['attribs']['']['href']);
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}
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if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['obj_type'][0]['data'], ACTIVITY_OBJ_PERSON)) {
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$base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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if($base && count($base)) {
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foreach($base as $link) {
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if($link['attribs']['']['rel'] === 'alternate' && (! $res['author_link']))
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$author['author_link'] = unxmlify($link['attribs']['']['href']);
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if(!x($author, 'author_photo') || ! $author['author_photo']) {
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if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
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$author['author_photo'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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}
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else {
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// look for a photo. We should check media size and find the best one,
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// but for now let's just find any author photo
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$rawauthor = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
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// check for a yahoo media element (github etc.)
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if(! $author['author_photo']) {
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$rawmedia = $item->get_item_tags(NAMESPACE_YMEDIA,'thumbnail');
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if($rawmedia && $rawmedia[0]['attribs']['']['url']) {
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$author['author_photo'] = strip_tags(unxmlify($rawmedia[0]['attribs']['']['url']));
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}
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}
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// No photo/profile-link on the item - look at the feed level
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if((! (x($author,'author_link'))) || (! (x($author,'author_photo')))) {
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$rawauthor = $feed->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
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if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
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$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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foreach($base as $link) {
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if(!x($author, 'author_photo') || ! $author['author_photo']) {
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if($link['attribs']['']['rel'] === 'alternate' && (! $author['author_link'])) {
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$author['author_link'] = unxmlify($link['attribs']['']['href']);
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$author['author_is_feed'] = true;
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}
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if(! $author['author_photo']) {
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if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
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$author['author_photo'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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$rawactor = $item->get_item_tags(NAMESPACE_ACTIVITY, 'actor');
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$rawactor = $feed->get_feed_tags(NAMESPACE_ACTIVITY, 'subject');
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if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['obj_type'][0]['data'], ACTIVITY_OBJ_PERSON)) {
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if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['obj_type'][0]['data'],ACTIVITY_OBJ_PERSON)) {
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$base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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if($base && count($base)) {
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foreach($base as $link) {
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if($link['attribs']['']['rel'] === 'alternate' && (! $res['author_link']))
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$author['author_link'] = unxmlify($link['attribs']['']['href']);
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if(!x($author, 'author_photo') || ! $author['author_photo']) {
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if(! (x($author,'author_photo'))) {
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if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
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$author['author_photo'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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}
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// check for a yahoo media element (github etc.)
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if(! $author['author_photo']) {
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$rawmedia = $item->get_item_tags(NAMESPACE_YMEDIA,'thumbnail');
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if($rawmedia && $rawmedia[0]['attribs']['']['url']) {
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$author['author_photo'] = strip_tags(unxmlify($rawmedia[0]['attribs']['']['url']));
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}
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}
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// No photo/profile-link on the item - look at the feed level
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if((! (x($author,'author_link'))) || (! (x($author,'author_photo')))) {
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$rawauthor = $feed->get_feed_tags(SIMPLEPIE_NAMESPACE_ATOM_10,'author');
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if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
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$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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foreach($base as $link) {
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if($link['attribs']['']['rel'] === 'alternate' && (! $author['author_link'])) {
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$author['author_link'] = unxmlify($link['attribs']['']['href']);
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$author['author_is_feed'] = true;
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}
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if(! $author['author_photo']) {
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if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
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$author['author_photo'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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$rawactor = $feed->get_feed_tags(NAMESPACE_ACTIVITY, 'subject');
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if($rawactor && activity_match($rawactor[0]['child'][NAMESPACE_ACTIVITY]['obj_type'][0]['data'],ACTIVITY_OBJ_PERSON)) {
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$base = $rawactor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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if($base && count($base)) {
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foreach($base as $link) {
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if($link['attribs']['']['rel'] === 'alternate' && (! $res['author_link']))
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$author['author_link'] = unxmlify($link['attribs']['']['href']);
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if(! (x($author,'author_photo'))) {
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if($link['attribs']['']['rel'] === 'avatar' || $link['attribs']['']['rel'] === 'photo')
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$author['author_photo'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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}
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}
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}
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$ostatus_protocol = (($item->get_item_tags(NAMESPACE_OSTATUS, 'conversation')) ? true : false);
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@ -499,23 +489,6 @@ function get_atom_elements($feed, $item, &$author) {
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if($rawlocation)
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$res['location'] = unxmlify($rawlocation[0]['data']);
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$rawcreated = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'published');
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if($rawcreated)
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$res['created'] = unxmlify($rawcreated[0]['data']);
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$rawedited = $item->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'updated');
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if($rawedited)
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$res['edited'] = unxmlify($rawedited[0]['data']);
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if((x($res,'edited')) && (! (x($res,'created'))))
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$res['created'] = $res['edited'];
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if(! $res['created'])
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$res['created'] = $item->get_date('c');
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if(! $res['edited'])
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$res['edited'] = $item->get_date('c');
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// Disallow time travelling posts
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@ -597,6 +570,7 @@ function get_atom_elements($feed, $item, &$author) {
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$attach = $item->get_enclosures();
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if($attach) {
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$res['attach'] = array();
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foreach($attach as $att) {
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$len = intval($att->get_length());
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@ -620,6 +594,7 @@ function get_atom_elements($feed, $item, &$author) {
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$res['attach'][] = array('href' => $link, 'length' => $len, 'type' => $type, 'title' => $title );
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}
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}
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$rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'object');
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@ -697,6 +672,10 @@ function get_atom_elements($feed, $item, &$author) {
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$res['target'] = $obj;
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}
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if(array_key_exists('verb',$res) && $res['verb'] === ACTIVITY_SHARE) {
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feed_get_reshare($res,$item);
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}
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// build array to pass to hook
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$arr = [
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'feed' => $feed,
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@ -713,6 +692,106 @@ function get_atom_elements($feed, $item, &$author) {
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return $arr['result'];
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}
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function feed_get_reshare(&$res,$item) {
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$share = [];
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// For Mastodon shares ("boosts"), we need to parse the original author information
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// from the activity:object -> author structure
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$rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'object');
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if($rawobj) {
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$rawauthor = $rawobj->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
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if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name']) {
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$share['author'] = unxmlify($rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name']);
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}
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if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri']) {
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$share['profile'] = unxmlify($rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['uri']);
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}
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if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link']) {
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$base = $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['link'];
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foreach($base as $link) {
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if(! (array_key_exists('avatar',$share) && $share['avatar'])) {
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if($link['attribs']['']['rel'] === 'photo' || $link['attribs']['']['rel'] === 'avatar')
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$share['avatar'] = unxmlify($link['attribs']['']['href']);
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}
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}
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}
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if(! $share['author'])
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$share['author'] = t('unknown');
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if(! $share['avatar'])
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$share['avatar'] = z_root() . '/' . get_default_profile_photo(80);
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if(! $share['profile'])
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$share['profile'] = z_root();
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$child = $rawobj[0]['child'];
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if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'link') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['link'])
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$share['link'] = encode_rel_links($child[SIMPLEPIE_NAMESPACE_ATOM_10]['link']);
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$rawcreated = $rawobj->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'published');
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if($rawcreated)
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$share['created'] = unxmlify($rawcreated[0]['data']);
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else
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$share['created'] = $res['created'];
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if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'id') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data'])
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$share['message_id'] = unxmlify($child[SIMPLEPIE_NAMESPACE_ATOM_10]['id'][0]['data']);
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if(x($child[SIMPLEPIE_NAMESPACE_ATOM_10], 'content') && $child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']) {
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$body = unxmlify($child[SIMPLEPIE_NAMESPACE_ATOM_10]['content'][0]['data']);
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if(! $body)
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$body = unxmlify($child[SIMPLEPIE_NAMESPACE_ATOM_10]['summary'][0]['data']);
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if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) {
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$body = purify_html($body);
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$body = html2bbcode($body);
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}
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}
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$attach = $rawobj->get_enclosures();
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if($attach) {
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foreach($attach as $att) {
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$len = intval($att->get_length());
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$link = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_link()))));
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$title = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_title()))));
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$type = str_replace(array(',','"'),array('%2D','%22'),notags(trim(unxmlify($att->get_type()))));
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if(strpos($type,';'))
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$type = substr($type,0,strpos($type,';'));
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if((! $link) || (strpos($link,'http') !== 0))
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continue;
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if(! $title)
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$title = ' ';
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if(! $type)
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$type = 'application/octet-stream';
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if((strpos($type,'image') === 0) && (strpos($body,$link) === false) && (strpos($link,'http') === 0)) {
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$body .= "\n\n" . '[img]' . $link . '[/img]';
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}
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}
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}
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$res['body'] = "[share author='" . urlencode($share['author']) .
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"' profile='" . $share['profile'] .
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"' avatar='" . $share['avatar'] .
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"' link='" . $share['link'] .
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"' posted='" . $share['created'] .
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"' message_id='" . $share['message_id'] . "']";
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$o .= $body;
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$o .= "[/share]";
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}
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}
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/**
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* @brief Encodes SimplePie_Item link arrays.
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*
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