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authorzotlabs <mike@macgirvin.com>2017-06-12 19:17:50 -0700
committerzotlabs <mike@macgirvin.com>2017-06-12 19:17:50 -0700
commit8bf9b1311d8728aec7bce93c7e59ffe022a31d49 (patch)
treee4b6dce4952bfe9b6f42f473eae14cbad31ae66d /include/feedutils.php
parent5b3e863323a6b70651454c0972a586e677f55c3d (diff)
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implement feed_get_reshare to extract shared post info from atom feed and convert to bbcode
Diffstat (limited to 'include/feedutils.php')
-rw-r--r--include/feedutils.php259
1 files changed, 169 insertions, 90 deletions
diff --git a/include/feedutils.php b/include/feedutils.php
index 1b7c22407..2e67208a7 100644
--- a/include/feedutils.php
+++ b/include/feedutils.php
@@ -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 = $rawobj->get_item_tags(SIMPLEPIE_NAMESPACE_ATOM_10, 'author');
+ // look for a photo. We should check media size and find the best one,
+ // but for now let's just find any author photo
- if($rawauthor && $rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name']) {
- $author['author_name'] = unxmlify($rawauthor[0]['child'][SIMPLEPIE_NAMESPACE_ATOM_10]['name']);
- }
+ $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());
@@ -620,6 +594,7 @@ function get_atom_elements($feed, $item, &$author) {
$res['attach'][] = array('href' => $link, 'length' => $len, 'type' => $type, 'title' => $title );
}
}
+
$rawobj = $item->get_item_tags(NAMESPACE_ACTIVITY, 'object');
@@ -697,6 +672,10 @@ function get_atom_elements($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' => $feed,
@@ -713,6 +692,106 @@ function get_atom_elements($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.
*